1 2007-08-19 Andrew Pinski <pinskia@gmail.com>
4 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
6 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9 * cfgexpand.c (expand_one_register_var): Mark pointer
10 DECL_ARTIFICIAL as REG_POINTER also.
11 * stmt.c (expand_decl): Likewise.
13 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
20 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
21 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
22 on_worklist argument and avoid adding things to worklist multiple
24 (add_to_worklist): Ditto.
25 (mark_aliases_call_clobbered): Mark entire structure clobbered if
26 single SFT is clobbered.
27 (set_initial_properties): Ditto.
28 (compute_call_clobbered): Update for changes to function
30 (create_overlap_variables_for): Always create SFT for offset 0.
31 (create_structure_vars): Handle PHI's, since we are in SSA form at
33 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
34 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
36 (add_vars_for_offset): Figure out aliases from access + points-to.
37 (add_virtual_operand): Use add_vars-for_offset.
38 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
39 (add_call_clobber_ops): Remove makes_clobbering_call set.
40 (get_expr_operands): Always pass through the INDIRECT_REF
42 * tree-ssa-structalias.c (struct constraint_graph): Remove
44 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
45 address_taken, pt_used, number_incoming.
46 (FIRST_ADDR_NODE): Removed.
47 (merge_graph_nodes): Remove broken code for the moment.
48 (init_graph): New function.
49 (build_pred_graph): Remove code to init_graph.
50 Add location equivalence support.
51 (struct scc_info): Rename roots to deleted.
53 (init_scc_info): Ditto
54 (init_topo_info): Use graph->size.
55 (compute_topo_order): Ditto.
56 (do_da_constraint): Removed.
57 (do_sd_constraint): Remove calls to find().
58 set_union_with_increment should always get 0 as last arg here.
59 (do_complex_constraint): Replace do_da_constraint with assert.
61 (struct equiv_class_label): New.
62 (pointer_equiv_class_table): Ditto.
63 (location_equiv_class_table): Ditto.
64 (equiv_class_label_hash): Ditto.
65 (equiv_class_label_eq): Ditto
66 (equiv_class_lookup): Ditto.
67 (equiv_class_ladd): Ditto.
68 (pointer_equiv_class): Ditto.
69 (location_equiv_class): Ditto.
70 (condense_visit): Rename and rewrite from label_visit to do only
71 SCC related stuff for HU.
72 (label_visit): Do HU work for HU.
73 (perform_var_substitution): Update to do HU and location
75 (free_var_substitution_info): Update to free HU and location
76 equivalence structures. */
77 (find_equivalent_node): Update for pointer but not location
79 (unite_pointer_equivalences): New function.
80 (move_complex_constraints): Rewrite to only do moving.
81 (rewrite_constraints): Split out of move_complex_constraints.
82 (solve_graph): Use graph->size.
83 (process_constraint_1): Add from_call argument, use it.
84 Split *a = &b into two constraints.
85 (process_constraint): Use new process_constraint_1.
86 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
87 (get_constraint_for): Handle non-pointer integers properly.
88 Remove code that used to handle structures.
89 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
91 (handle_rhs_call): New function.
92 (find_func_aliases): Use handle_rhs_call.
93 (set_uids_in_ptset): Add an assert.
94 (set_used_smts): Fix bug in not considering unified vars.
95 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
96 (compute_points_to_sets): Update for other function changes.
97 (delete_points_to_sets): Ditto.
98 (ipa_pta_execute): Ditto.
99 (pass_ipa_pta): We need to update SSA after ipa_pta.
101 2007-08-19 Jan Hubicka <jh@suse.cz>
103 * i386.md: Replace "rim" and "mri" constraints by "g".
105 2007-08-19 Joseph Myers <joseph@codesourcery.com>
107 * dwarf2out.c (text_section_used, cold_text_section_used,
108 cold_text_section, dwarf2out_note_section_used): New.
109 (dwarf2out_init): Initialize cold_text_section.
110 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
111 dwarf2out_note_section_used.
112 (size_of_aranges): Only count entry for text section if it was
113 used. Count entry for cold text section if it was used.
114 (output_aranges): Only output entries for text section and cold
115 text section if they were used.
117 2007-08-19 Andrew Pinski <pinskia@gmail.com>
119 * tree-pretty-print.c (debug_generic_expr): Add a comment about
121 (debug_generic_stmt): Likewise.
122 (debug_tree_chain): Likewise.
124 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
126 * tree-data-refs.c (split_constant_offset): Expose.
127 * tree-data-refs.h (split_constant_offset): Add declaration.
129 * tree-vectorizer.h (dr_alignment_support): Renamed
130 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
131 Added a new value dr_explicit_realign.
132 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
133 dr_offset, dr_step, and dr_aligned_to, along with new access
134 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
135 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
136 STMT_VINFO_DR_ALIGNED_TO.
138 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
140 In case of outer-loop vectorization with non-fixed misalignment - use
141 the dr_explicit_realign scheme instead of the optimized realignment
143 (new_stmt_vec_info): Initialize new fields.
145 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
146 'nested_in_vect_loop' case. Change verbosity level.
147 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
148 Don't fail on zero step in the outer-loop for loads.
149 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
150 offset and init relative to the outer-loop.
152 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
153 BSI function argument with a new function argument - at_loop.
154 Simplify the condition that determines STEP. Takes additional argument
155 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
156 case), including zero step in the outer-loop. Call
157 vect_create_addr_base_for_vector_ref with additional argument.
158 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
159 Updated function documentation. Handle the 'nested_in_vect_loop' case.
160 Fixed and simplified calculation of step.
161 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
162 of bsi, and with additional argument. Call bump_vector_ptr with
163 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
164 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
165 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
166 when the realignment setup needs to take place inside the loop. Support
167 the dr_explicit_realign scheme. Allow generating the optimized
168 realignment scheme for outer-loop vectorization. Added documentation.
169 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
170 'nested_in_vect_loop' case, including loads that are invariant in the
171 outer-loop and the realignment schemes. Handle the case when the
172 realignment setup needs to take place inside the loop. Call
173 vect_setup_realignment with additional arguments. Call
174 vect_create_data_ref_ptr with additional argument and with loop instead
175 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
176 (vect_gen_niters_for_prolog_loop): Call
177 vect_create_addr_base_for_vector_ref with additional arguments.
178 (vect_create_cond_for_align_checks): Likewise.
179 (bump_vector_ptr): Updated to support the new dr_explicit_realign
180 scheme: takes additional argument bump; argument ptr_incr is now
181 optional; updated documentation.
182 (vect_init_vector): Takes additional argument (bsi). Use it, if
183 available, to insert the vector initialization.
184 (get_initial_def_for_induction): Pass additional argument in call to
186 (vect_get_vec_def_for_operand): Likewise.
187 (vect_setup_realignment): Likewise.
188 (vectorizable_load): Likewise.
190 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
192 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
193 as argument instead of struct loop.
194 (nested_in_vect_loop_p): New function.
195 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
197 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
198 from other phis in the loop.
199 (destroy_loop_vec_info): Add additional argument to declaration.
201 * tree-vectorizer.c (supportable_widening_operation): Also check if
202 nested_in_vect_loop_p (don't allow changing the order in this case).
203 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
204 of struct loop. Call nested_in_vect_loop_p and don't require
205 flag_unsafe_math_optimizations if it returns true.
206 (new_stmt_vec_info): When setting def_type for phis differentiate
207 loop-header phis from other phis.
208 (bb_in_loop_p): New function.
209 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
210 update their loop_vinfo. Order of BB traversal now matters - call
211 dfs_enumerate_from with bb_in_loop_p.
212 (destroy_loop_vec_info): Takes additional argument to control whether
213 stmt_vinfo of the loop stmts should be destroyed as well.
214 (vect_is_simple_reduction): Allow the "non-reduction" use of a
215 reduction stmt to be defines by a non loop-header phi.
216 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
218 * tree-vect-transform.c (vectorizable_reduction): Call
219 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
220 (vectorizable_call): Likewise.
221 (vectorizable_conversion): Likewise.
222 (vectorizable_operation): Likewise.
223 (vectorizable_type_promotion): Likewise.
224 (vectorizable_type_demotion): Likewise.
225 (vectorizable_store): Likewise.
226 (vectorizable_live_operation): Likewise.
227 (vectorizable_reduction): Likewise. Also pass loop_info to
228 vect_is_simple_reduction instead of loop.
229 (vect_init_vector): Call nested_in_vect_loop_p.
230 (get_initial_def_for_reduction): Likewise.
231 (vect_create_epilog_for_reduction): Likewise.
232 (vect_init_vector): Check which loop to work with, in case there's an
234 (get_initial_def_for_inducion): Extend to handle outer-loop
235 vectorization. Fix indentation.
236 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
237 In the case vect_induction_def get the vector def from the induction
238 phi node, instead of calling get_initial_def_for_inducion.
239 (get_initial_def_for_reduction): Extend to handle outer-loop
241 (vect_create_epilog_for_reduction): Extend to handle outer-loop
243 (vect_transform_loop): Change assert to just skip this case. Add a
245 (vect_finish_stmt_generation): Add a couple asserts.
247 (vect_estimate_min_profitable_iters): Multiply
248 cost of inner-loop stmts (in outer-loop vectorization) by estimated
250 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
251 this is an inner-loop reduction in outer-loop vectorization.
253 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
254 Same code as what used to be vect_analyze_scalar_cycles, only with
255 additional argument loop, and loop_info passed to
256 vect_is_simple_reduction instead of loop.
257 (vect_analyze_scalar_cycles): Code factored out into
258 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
259 Updated documentation.
260 (analyze_operations): Check for inner-loop loop-closed exit-phis during
261 outer-loop vectorization that are live or not used in the outerloop,
262 cause this requires special handling.
263 (vect_enhance_data_refs_alignment): Don't consider versioning for
265 (vect_analyze_data_refs): Check that there are no datarefs in the
267 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
268 and vect_used_in_outer_by_reduction cases.
269 (process_use): Also consider the case of outer-loop stmt defining an
270 inner-loop stmt and vice versa.
271 (vect_analyze_loop_1): New function.
272 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
273 loops. Call vect_analyze_loop_1.
274 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
275 been vectorized. Call destroy_loop_vec_info with additional argument.
277 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
278 in the inner-loop when doing outer-loop vectorization. Add
279 documentation and printout.
280 (vect_recog_dot_prod_pattern): Likewise. Also add check for
281 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
283 2007-08-18 Andrew Pinski <pinskia@gmail.com>
285 * tree-affine.h (print_aff): New prototype.
286 (debug_aff): Likewise.
287 * tree-affine.c (print_aff): New function.
288 (debug_aff): Likewise.
290 2007-08-18 Paul Brook <paul@codesourcery.com>
291 Joseph Myers <joseph@codesourcery.com>
293 * common.opt (-fdebug-prefix-map=): New option.
294 * opts.c: Include debug.h.
295 (common_handle_option): Handle -fdebug-prefix-map.
296 * final.c: Include ggc.h.
297 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
298 remap_debug_filename): New.
299 * Makefile.in (final.o, opts.o): Update dependencies.
300 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
301 * configure.ac: Check for assembler --debug-prefix-map support.
302 * configure, config.in: Regenerate.
303 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
304 (ASM_DEBUG_SPEC): Include ASM_MAP.
305 * doc/install.texi (--with-debug-prefix-map): Document.
306 * doc/invoke.texi (-fdebug-prefix-map): Document.
307 * dbxout.c (dbxout_init, dbxout_start_source_file,
308 dbxout_source_file): Call remap_debug_filename.
309 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
310 dwarf2out_start_source_file, dwarf2out_finish): Call
311 remap_debug_filename.
312 (file_table_relative_p): Do not check d->emitted_number.
313 * toplev.c (output_file_directive): Call remap_debug_filename.
314 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
315 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
317 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
319 * loop-invariant.c (find_invariants_to_move): Add missing macro
322 2007-08-17 Tom Tromey <tromey@redhat.com>
324 * tree.h (struct tree_label_decl): Removed old "java" fields.
326 2007-08-17 Richard Sandiford <richard@codesourcery.com>
327 Nigel Stephens <nigel@mips.com>
329 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
330 Treat -mno-data-in-code and -mcode-xonly as aliases for
331 -mcode-readable=no and -mcode-readable=pcrel respectively.
332 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
333 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
334 (MULTILIB_DIRNAMES): Update accordingly.
336 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
338 * Makefile.in (version.o): Depend on $(REVISION) only if
339 REVISION_s is defined.
341 2007-08-17 Sa Liu <saliu@de.ibm.com>
342 Ulrich Weigand <uweigand@de.ibm.com>
345 * tree.c (reconstruct_complex_type): For a pointer to a vector,
346 use build_qualified_type to retain qualifiers of the base type.
348 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
350 * config/score/score.md : Update pattern tablejump.
351 * config/score/score.c : Update score_initialize_trampoline
353 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
354 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
355 * doc/contrib.texi: Add my entry.
357 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
359 * Makefile.in (REVISION): New.
362 (version.o): Also depend on $(REVISION). Add
363 -DREVISION=$(REVISION_s).
365 * version.c (version_string): Add REVISION.
367 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
369 * tree-eh.c (lower_try_finally_onedest): Reset the locus
370 of GOTO that's relocated to a different block.
372 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
374 * c-common.c (const_strip_array_types): New.
375 * c-common.h (lang_missing_noreturn_ok_p): Delete.
376 (const_strip_array_types): New.
377 * c-objc-common.c (c_disregard_inline_limits,
378 c_warn_unused_global_decl): Constify.
379 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
380 c_vla_type_p, c_incomplete_type_error): Likewise.
381 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
382 * hooks.c (hook_bool_const_tree_false): New.
383 * hooks.h (hook_bool_const_tree_false): Likewise.
384 * langhooks-def.h (lhd_warn_unused_global_decl,
385 lhd_incomplete_type_error, lhd_expr_size,
386 lhd_tree_inlining_disregard_inline_limits,
387 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
388 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
389 * langhooks.c (lhd_warn_unused_global_decl,
390 lhd_incomplete_type_error,
391 lhd_tree_inlining_disregard_inline_limits,
392 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
393 lhd_expr_size): Likewise.
394 * langhooks.h (lang_hooks_for_tree_inlining,
395 lang_hooks_for_tree_dump, lang_hooks_for_types,
396 lang_hooks_for_decls, lang_hooks): Likewise.
397 * pointer-set.c (pointer_set_t, pointer_set_create,
398 pointer_set_contains, insert_aux, pointer_set_insert,
399 pointer_set_traverse, pointer_map_t, pointer_map_create,
400 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
402 * pointer-set.h (pointer_set_contains, pointer_set_insert,
403 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
404 pointer_map_traverse): Likewise.
405 * predict.c (assert_is_empty): Likewise.
406 * tree-affine.c (free_name_expansion): Likewise.
407 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
408 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
409 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
411 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
413 * tree-vectorizer.c (new_loop_vec_info): Initialize new
415 (destroy_loop_vec_info): Add call to VEC_free.
416 * tree-vectorizer.h (may_alias_ddrs): Define.
417 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
418 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
419 Change reporting to dump.
420 (vect_is_duplicate_ddr): New.
421 (vect_mark_for_runtime_alias_test): New.
422 (vect_analyze_data_ref_dependences) Add call to
423 vect_mark_for_runtime_alias_test.
424 (vect_enhance_data_refs_alignment): Define local variable
425 vect_versioning_for_alias_required, don't perform
426 peeling for alignment if versioning for alias is
428 (vect_enhance_data_refs_alignment): Use
429 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
430 PARAM_VECT_MAX_VERSION_CHECKS.
431 * tree-vect-transform.c
432 (vect_create_cond_for_alias_checks): New.
433 (vect_transform_loop): Add call to
434 vect_create_cond_for_alias_checks.
435 (vect_vfa_segment_size): New.
436 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
438 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
439 * gcc/doc/invoke.texi
440 (vect-max-version-for-alignment-checks): Document.
441 (vect-max-version-for-alias-checks): Document.
442 (vect-max-version-checks): Remove.
444 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
446 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
447 the same line as the instruction for all asm dialects.
449 (*rep_movsi_rex64): Ditto.
451 (*rep_movqi_rex64): Ditto.
452 (*rep_stosdi_rex64): Ditto.
453 (*rep_stossi): Ditto.
454 (*rep_stossi_rex64): Ditto.
455 (*rep_stosqi): Ditto.
456 (*rep_stosqi_rex64): Ditto.
457 (*cmpstrnqi_nz_1): Ditto.
458 (*cmpstrnqi_nz_rex_1): Ditto.
459 (*cmpstrnqi_1): Ditto.
460 (*cmpstrnqi_rex_1): Ditto.
461 (*strlenqi_1): Ditto.
462 (*strlenqi_rex_1): Ditto.
463 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
464 prefix on the same line as the instruction for all asm dialects.
465 (sync_double_compare_and_swap<mode>): Ditto.
466 (*sync_double_compare_and_swapdi_pic): Ditto.
467 (*sync_compare_and_swap_cc<mode>): Ditto.
468 (sync_double_compare_and_swap_cc<mode>): Ditto.
469 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
470 (sync_old_add<mode>): Ditto.
471 (sync_add<mode>): Ditto.
472 (sync_sub<mode>): Ditto.
473 (sync_ior<mode>): Ditto.
474 (sync_and<mode>): Ditto.
475 (sync_xor<mode>): Ditto.
477 2007-08-16 Richard Sandiford <richard@codesourcery.com>
480 * reload.c (find_reloads): Check that the memory returned by
481 find_reloads_toplev was not the result of forcing a constant
483 (find_reloads_toplev): Always use simplify_gen_subreg to get
484 the subreg of a constant. If the result is also a constant,
485 but not a legitimate one, force it into the constant pool
486 and reload its address.
488 2007-08-15 David Edelsohn <edelsohn@gnu.org>
490 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
493 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
495 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
496 directive for the current vector ABI.
498 2007-08-15 Steve Ellcey <sje@cup.hp.com>
501 * caller-save.c (reg_save_code): Set invalide status on restore code.
503 2007-08-15 Diego Novillo <dnovillo@google.com>
505 * tree-ssa-alias.c (compute_memory_partitions): Use
506 alias_bitmap_obstack to allocate bitmaps.
507 (reset_alias_info): Factor out of init_alias_info.
508 Mark all name tags not associated to an SSA name for renaming.
509 (init_alias_info): Call it.
510 (create_name_tags): Tidy. Add comments.
511 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
513 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
515 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
516 scheduler dependencies.
518 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
520 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
522 (*iorsi_1_zext): Likewise.
523 (*iorsi_1_zext_imm): Likewise.
524 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
525 with "rm"/"xm" constraint.
526 (sse2_vmsqrtv2df2): Likewise.
528 2007-08-15 Jakub Jelinek <jakub@redhat.com>
531 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
534 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
536 * tree-pass.h (PROP_pta): Removed.
537 (TODO_rebuild_alias): New.
538 (pass_may_alias): Removed.
539 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
540 aliasing if we changed something.
541 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
543 (pass_may_alias): Removed.
544 (create_structure_vars): Return TODO_rebuild_alias.
545 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
546 * tree-sra.c (tree_sra): Only rebuild aliasing if something
548 (tree_sra_early): We never affect aliasing right now.
549 * tree-flow.h (compute_may_aliases): New prototype.
550 * passes.c: Remove pass_may_alias from the passes.
551 (execute_function_todo): Support TODO_rebuild_alias.
553 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
555 * i386.c: (legitimize_address): Move dllimported variable check
556 infront of legitimizing pic address of CONST symbols.
558 2007-08-14 Steve Ellcey <sje@cup.hp.com>
560 PR tree-optimization/32941
561 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
562 (goto_queue_cmp): Remove.
563 (find_goto_replacement): Change search method.
564 (maybe_record_in_goto_queue): Add assert.
565 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
566 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
568 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
570 * alias.c (component_uses_parent_alias_set): Constify.
571 * alias.h (component_uses_parent_alias_set): Likewise.
572 * cfgrtl.c (print_rtl_with_bb): Likewise.
573 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
574 mpz_get_double_int): Likewise.
575 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
576 mpz_get_double_int): Likewise.
577 * expr.c (is_aligning_offset, undefined_operand_subword_p,
578 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
580 * expr.h (safe_from_p): Likewise.
581 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
583 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
584 zero_sized_type, goa_lhs_expr_p): Likewise.
585 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
586 * rtl.h (print_rtl_with_bb): Likewise.
587 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
588 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
589 * tree-flow-inline.h (bb_stmt_list): Constify.
590 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
592 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
593 const_first_stmt, const_last_stmt): New.
594 (block_may_fallthru, empty_block_p): Constify.
595 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
596 EXPR_ONLY_BODY): New.
597 (expr_first, expr_last, expr_only): Use macro for body.
598 (const_expr_first, const_expr_last, const_expr_only): New.
599 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
600 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
601 ctsi_prev, ctsi_stmt): New.
602 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
603 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
604 * tree-ssa-loop-niter.c (loop_only_exit_p,
605 derive_constant_upper_bound): Likewise.
606 * tree-ssa-phiopt.c (empty_block_p): Likewise.
607 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
608 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
609 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
610 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
611 * tree.c (get_type_static_bounds): Likewise.
612 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
613 (get_type_static_bounds): Constify.
615 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
618 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
619 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
620 (*<addsub><mode>3_cc_overflow): New.
621 (*add<mode>3_cconly_overflow): New.
622 (*sub<mode>3_cconly_overflow): New.
623 (*<addsub>si3_zext_cc_overflow): New.
624 * config/i386/predicates.md (fcmov_comparison_operator): Accept
625 CCCmode for LTU, GTU, LEU and GEU.
626 (ix86_comparison_operator): Likewise.
627 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
628 * config/i386/i386.c (put_condition_code): Support CCCmode.
629 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
630 or MINUS expressions.
632 2007-08-14 Andrew Pinski <pinskia@gmail.com>
635 * c-typeck.c (build_binary_op): Disallow vector float types with
636 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
638 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
640 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
641 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
642 (dep_def): New typedef.
643 (init_dep_1, sd_debug_dep): Declare functions.
644 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
645 (debug_dep_links): Remove.
646 (struct _deps_list): New field 'n_links'.
647 (DEPS_LIST_N_LINKS): New macro.
648 (FOR_EACH_DEP_LINK): Remove.
649 (create_deps_list, free_deps_list, delete_deps_list): Remove
651 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
652 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
653 (copy_deps_list_change_con, move_dep_link): Ditto.
654 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
655 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
657 (INSN_BACK_DEPS): Remove.
658 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
660 (INSN_DEP_COUNT): Remove.
661 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
662 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
663 Declare global variables.
664 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
665 (add_forw_dep, compute_forward_dependences): Remove declarations.
666 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
667 (add_back_forw_dep, delete_back_forw_dep): Ditto.
668 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
670 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
672 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
673 (sd_list_types_def): New typedef.
674 (sd_next_list): Declare function.
675 (struct _sd_iterator): New type.
676 (sd_iterator_def): New typedef.
677 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
679 (FOR_EACH_DEP): New cycle wrapper.
680 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
682 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
683 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
686 * sched-deps.c (init_dep_1): Make global.
687 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
689 (dump_dep): New static function.
690 (dump_dep_flags): New static variable.
691 (sd_debug_dep): New function.
692 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
694 (move_dep_link): Use remove_from_deps_list (), instead of
696 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
697 (dep_link_is_detached_p): New static function.
698 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
700 (dn_pool, dl_pool): New alloc_pools.
701 (dn_pool_diff, dl_pool_diff): New static variables.
702 (create_dep_node, delete_dep_node): New static function.
703 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
704 (deps_list_empty_p): Make it static. Use 'n_links' field.
705 (deps_pools_are_empty_p): New static function.
706 (alloc_deps_list, delete_deps_list): Remove.
707 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
708 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
709 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
710 (forward_dependency_cache): Remove.
711 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
712 'back' from the names. Change signature to use dep_t instead of
714 (add_back_dep): Ditto. Make global.
715 (check_dep_status): Rename to check_dep ().
716 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
718 (sd_finish_insn): Ditto.
719 (sd_find_dep_between_no_cache): New static function.
720 (sd_find_dep_between): New function.
721 (ask_dependency_caches, set_dependency_caches): New static functions.
722 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
723 (add_or_update_dep_1): Separate pieces of functionality into
724 ask_dependency_caches (), update_dependency_caches (),
725 change_spec_dep_to_hard (), update_dep ().
726 (get_back_and_forw_lists): New static function.
727 (sd_add_dep): Separate setting of dependency caches into
728 set_dependency_caches ().
729 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
731 (sd_delete_dep): Ditto.
732 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
733 (dump_lists): New static function.
734 (sd_debug_lists): New debug function.
735 (delete_all_dependences, fixup_sched_groups): Update to use
737 (sched_analyze_2): Create data-speculative dependency only if
738 data-speculation is enabled.
739 (sched_analyze_insn): If insn cannot be speculative, make all its
740 dependencies non-speculative.
741 (sched_analyze): Use sd_init_insn ().
742 (add_forw_dep, compute_forward_dependencies): Remove.
743 (delete_dep_nodes_in_back_deps): New static function.
744 (sched_free_deps): New function.
745 (init_dependency_caches): Init alloc_pools.
746 (extend_depedency_caches): Update after removing of
747 forward_dependency_cache.
748 (free_dependency_caches): Ditto. Free alloc_pools.
749 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
750 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
752 (add_back_forw_dep, delete_back_forw_dep): Ditto.
753 (add_dependence): Use init_dep ().
754 (get_dep_weak_1): New static function.
755 (get_dep_weak): Move logic to get_dep_weak_1 ().
756 (dump_ds): New static function moved from haifa-sched.c:
757 debug_spec_status ().
758 (debug_ds): New debug function.
759 (check_dep_status): Rename to check_dep (). Update to check whole
762 * haifa-sched.c (spec_info): Make global.
763 (added_recovery_block_p): Rename to
764 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
765 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
766 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
767 to use new interfaces.
768 (ok_for_early_queue_removal): Ditto.
769 (schedule_block): Initialize logical uids of insns emitted by the
771 (sched_init): Initialize new variable.
772 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
774 (extend_global): Initialize insn data.
775 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
776 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
778 (add_to_speculative_block): Update to use new interfaces.
779 (create_recovery_block): Set new variables.
780 (create_check_block_twin, fix_recovery_deps): Update to use new
782 (sched_insn_is_legitimate_for_speculation_p): New function.
783 (speculate_insn): Move checking logic to
784 sched_insn_is_legitimate_for_speculation_p ().
785 (sched_remove_insn): Finalize sched-deps information of instruction.
786 (clear_priorities, add_jump_dependencies): Update to use new
788 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
790 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
791 to use new interfaces.
792 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
793 (new_ready): Try to use control speculation only if it is available.
794 (add_branch_dependences): Update to use new interfaces.
795 (compute_block_backward_dependences): Rename to
796 compute_block_dependences (). Call
797 targetm.sched.dependencies_evaluation_hook ().
798 (free_block_dependencies): New static function.
799 (debug_dependencies): Update to use new interfaces.
800 (schedule_region): Remove separate computation of forward dependencies.
801 Move call of targetm.sched.dependencies_evaluation_hook () to
802 compute_block_dependences (). Free dependencies at the end of
803 scheduling the region.
805 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
807 (add_deps_for_risky_insns): Ditto.
808 (schedule_ebb): Remove separate computation of forward dependencies.
809 Free dependencies at the end of scheduling the ebb.
811 * ddg.c (create_ddg_dependence): Update to use new interfaces.
812 (build_intra_loop_deps): Ditto. Remove separate computation of forward
813 dependencies. Free sched-deps dependencies.
815 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
816 to use new interfaces.
817 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
819 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
821 (is_costly_group): Ditto.
823 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
825 * alias.c (rtx_equal_for_memref_p): Constify.
826 * basic-block.h (const_edge, const_basic_block): New.
827 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
828 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
829 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
830 probably_never_executed_bb_p, edge_probability_reliable_p,
831 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
832 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
834 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
835 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
837 * cfganal.c (flow_active_insn_p, forwarder_block_p,
838 flow_nodes_print, dfs_enumerate_from): Likewise.
839 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
840 control_flow_insn_p, count_basic_blocks): Likewise.
841 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
842 get_loop_body_with_size, loop_exit_edge_p): Likewise.
843 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
844 average_num_loop_insns, loop_exit_edge_p,
845 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
846 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
847 average_num_loop_insns, seq_cost): Likewise.
848 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
849 * dominance.c (dominated_by_p): Likewise.
850 * emit-rtl.c (validate_subreg): Likewise.
851 * except.c (can_throw_internal, can_throw_external): Likewise.
852 * except.h (can_throw_internal, can_throw_external): Likewise.
853 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
854 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
855 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
856 simple_mem, store_ops_ok, load_kills_store, find_loads,
857 store_killed_in_insn, store_killed_after, store_killed_before,
858 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
860 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
861 noce_mem_write_may_trap_or_fault_p): Likewise.
862 * pointer-set.c (pointer_set_contains, pointer_map_contains):
864 * pointer-set.h (pointer_set_contains, pointer_map_contains):
866 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
867 probably_cold_bb_p, probably_never_executed_bb_p,
868 edge_probability_reliable_p, br_prob_note_reliable_p,
869 can_predict_insn_p): Likewise.
870 * regclass.c (reg_set_to_hard_reg_set): Likewise.
871 * resource.c (return_insn_p): Likewise.
872 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
874 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
875 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
876 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
877 verify_gimple_modify_stmt): Likewise.
878 * tree-chrec.c (is_not_constant_evolution,
879 is_multivariate_chrec_rec, is_multivariate_chrec,
880 chrec_contains_symbols, chrec_contains_undetermined,
881 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
882 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
883 eq_evolutions_p, scev_direction): Likewise.
884 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
885 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
886 chrec_contains_symbols_defined_in_loop,
887 chrec_contains_undetermined, tree_contains_chrecs,
888 evolution_function_is_affine_multivariate_p,
889 evolution_function_is_univariate_p, chrec_zerop,
890 evolution_function_is_constant_p, evolution_function_is_affine_p,
891 evolution_function_is_affine_or_constant_p,
892 tree_does_not_contain_chrecs, chrec_type): Likewise.
893 * tree-data-ref.c (tree_fold_divides_p,
894 object_address_invariant_in_loop_p, dr_may_alias_p,
895 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
896 same_access_functions, constant_access_functions,
897 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
899 * tree-flow.h (scev_direction): Likewise.
900 * tree-gimple.c (is_gimple_stmt): Likewise.
901 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
903 * tree-pretty-print.c (op_prio): Likewise.
904 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
905 analyzable_condition, backedge_phi_arg_p): Likewise.
906 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
907 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
908 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
911 2007-08-13 Dan Hipschman <dsh@google.com>
914 * c-format.c (check_format_arg): Move check for zero-length
915 format strings below the check for unterminated strings.
917 2007-08-13 Andrew Pinski <pinskia@gmail.com>
920 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
923 2007-08-13 Nick Clifton <nickc@redhat.com>
925 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
927 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
930 * c-format.c (gcc_gfc_length_specs): New array.
931 (gcc_gfc_char_table): Add unsigned specifier, and references to
932 the l length modifier.
933 (format_types_orig): Use the new gcc_gfc_length_specs.
935 2007-08-12 Sa Liu <saliu@de.ibm.com>
937 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
938 and with REG_RETVAL note after split.
940 2007-08-11 David Daney <ddaney@avtrex.com>
942 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
945 2007-08-11 David Edelsohn <edelsohn@gnu.org>
946 Segher Boessenkool <segher@kernel.crashing.org>
948 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
949 HAVE_LOCAL_CPU_DETECT not defined.
951 2007-08-11 Jan Hubicka <jh@suse.cz>
953 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
954 (cgraph_process_new_functions): Honor previous value of
955 disregard_inline_limits.
956 * ipa-inline.c (compute_inline_parameters): Likewise.
958 2007-08-11 Ian Lance Taylor <iant@google.com>
960 * alias.h (alias_set_type): Define new type.
961 (ALIAS_SET_MEMORY_BARRIER): Use it.
962 * rtl.h: Include alias.h.
963 (struct mem_attrs): Use alias_set_type.
964 * tree.h: Include alias.h
965 (struct tree_type): Use alias_set_type.
966 (struct tree_struct_field_tag): Likewise.
967 (struct tree_decl_common): Likewise.
968 * alias.c (struct alias_set_entry): Use alias_set_type.
969 (get_alias_set_entry, alias_set_subset_of): Likewise.
970 (alias_sets_conflict_p): Likewise.
971 (alias_sets_must_conflict_p): Likewise.
972 (objects_must_conflict_p): Likewise.
973 (get_alias_set, new_alias_set): Likewise.
974 (record_alias_subset, record_component_aliases): Likewise.
975 (varargs_set, frame_set): Change to alias_set_type.
976 (get_varargs_alias_set): Use alias_set_type.
977 (get_frame_alias_set): Likewise.
978 * builtins.c (setjmp_alias_set): Change to alias_set_type.
979 * dse.c (struct store_info): Use alias_set_type.
980 (struct read_info, struct clear_alias_mode_holder): Likewise.
981 (clear_alias_set_lookup, canon_address): Likewise.
982 (record_store, check_mem_read_rtx): Likewise.
983 (dse_record_singleton_alias_set): Likewise.
984 (dse_invalidate_singleton_alias_set): Likewise.
985 * emit-rtl.c (get_mem_attrs): Likewise.
986 (set_mem_attributes_minus_bitpos): Likewise.
987 (set_mem_alias_set): Likewise.
988 * expr.c (store_constructor_field, store_field): Likewise.
989 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
990 * langhooks.c (lhd_get_alias_set): Likewise.
991 * langhooks-def.h (lhd_get_alias_set): Likewise.
992 * reload1.c (alter_reg): Likewise.
993 * tree-flow.h (struct fieldoff): Likewise.
994 * tree-ssa-alias.c (struct alias_map_d): Likewise.
995 (may_alias_p, get_smt_for, create_sft): Likewise.
996 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
997 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
998 (merge_smts_into): Likewise.
999 * varasm.c (const_alias_set): Likewise.
1000 * c-common.c (strict_aliasing_warning): Likewise.
1001 (c_common_get_alias_set): Likewise.
1002 * dse.h (dse_record_singleton_alias_set): Update declaration.
1003 (dse_invalidate_singleton_alias_set): Likewise.
1004 * emit-rtl.h (set_mem_alias_set): Likewise.
1005 * c-common.h (c_common_get_alias_set): Likewise.
1006 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1007 * print-tree.c (print_node): Likewise.
1008 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1010 (alpha_setup_incoming_varargs): Use alias_set_type.
1011 * config/i386/i386.c (setup_incoming_varargs_64): Use
1013 (setup_incoming_varargs_ms_64): Likewise.
1014 (ix86_GOT_alias_set): Likewise.
1015 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1016 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1017 (set): Change to alias_set_type.
1018 (get_TOC_alias_set): Use alias_set_type.
1019 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1021 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1022 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1024 (struct_value_alias_set): Likewise.
1025 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1027 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1029 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1030 * config/vxworks.h (TARGET_VXWORKS): Override.
1031 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1032 "mips" if TARGET_VXWORKS.
1034 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1036 * calls.c (avoid_likely_spilled_reg): New function.
1037 (expand_call): Use it.
1039 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1041 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1043 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1045 * config/mips/predicates.md (const_call_insn_operand): Invoke
1046 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1048 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1051 * config/rs6000/driver-rs6000.c: Include link.h.
1052 Use ElfW instead of wordsize-specif typedef.
1054 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1056 * system.h (CONST_CAST): New.
1057 * c-decl.c (c_make_fname_decl): Use it.
1058 * c-lex.c (cb_ident, lex_string): Likewise.
1059 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1060 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1061 give_switch, set_multilib_dir): Likewise.
1062 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1063 * passes.c (execute_one_pass): Likewise.
1064 * prefix.c (update_path): Likewise.
1065 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1066 * tree.c (build_string): Likewise.
1068 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1070 * tree-flow-inline.h (is_exec_stmt): Remove.
1071 (is_label_stmt): Remove.
1072 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1075 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1077 * lower-subreg.c (resolve_shift_zext): Don't adjust
1078 src_reg_num for wordmode operands.
1080 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1081 David Ung <davidu@mips.com>
1083 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1084 (TARGET_SCHED_REORDER2): Define.
1085 (mips_maybe_swap_ready): New.
1086 (mips_last_74k_agen_insn): New.
1087 (mips_74k_agen_init): New.
1088 (mips_74k_agen_reorder): New function to group loads and stores
1090 (mips_sched_init): New.
1091 (mips_sched_reorder): Don't do initialization here. Call
1092 mips_74k_agen_reorder.
1093 (mips_variable_issue): Call mips_74k_agen_init.
1095 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1097 * tree-flow-inline.h (get_filename): Remove.
1099 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1101 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1103 (mips_fetch_insns): Delete in favor of...
1104 (mips_load_store_insns): ...this new function.
1105 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1106 to say whether multiword moves _might_ be split.
1107 (mips_fetch_insns): Delete in favor of...
1108 (mips_load_store_insns): ...this new function.
1109 (mips_rtx_costs): Update the call to mips_address_insns.
1110 (mips_address_cost): Likewise.
1111 * config/mips/mips.md (length): Use mips_load_store_insns instead
1112 of mips_fetch_insns.
1113 * config/mips/constraints.md (R): Use mips_address_insns rather
1114 than mips_fetch_insns. Assume that the move never needs to be split.
1116 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1118 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1119 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1120 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1121 * config/mips/mips.h (mips16_hard_float): Delete.
1122 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1123 definitions, and replace with....
1124 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1125 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1126 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1127 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1128 (override_options): Replace MASK_SOFT_FLOAT references with
1129 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1130 and mips16_hard_float when TARGET_MIPS16.
1132 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1135 * c-typeck.c (build_binary_op): Check for non pointer types before
1136 calling int_fits_type_p.
1138 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1141 * fold-const.c (omit_one_operand): Return only the ommitted expression
1142 if the result is an empty statement.
1143 (pedantic_omit_one_operand): Likewise.
1145 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1147 * c-typeck.c (readonly_error): Improve error for assignment.
1149 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1151 (pp_c_expression): Ditto.
1153 2007-08-09 Simon Baldwin <simonb@google.com>
1155 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1156 break that was preventing simplify_associative_operation() for xor.
1158 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1159 Nigel Stephens <nigel@mips.com>
1161 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1162 Document change in interpretation of value from boolean to
1164 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1165 ffs and ctz using clz.
1166 (expand_unop): Call them.
1167 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1169 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1170 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1171 enable the new ffs expansion on this target.
1173 2007-08-09 Jan Hubicka <jh@suse.cz>
1175 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1176 (expand_ternary_op): Likewise.
1177 (expand_vec_shift_expr): Likewise.
1178 (expand_binop_directly): Likewise.
1179 (expand_binop): Likewise.
1180 (sign_expand_binop): Likewise.
1181 (expand_twoval_unop): Likewise.
1182 (expand_twoval_binop): Likewise.
1183 (expand_twoval_binop_libfunc): Likewise.
1184 (widen_clz): Likewise.
1185 (widen_bswap): Likewise.
1186 (expand_parity): Likewise.
1187 (expand_unop): Likewise.
1188 (expand_abs_nojump): Likewise.
1189 (expand_copysign): Likewise.
1190 (emit_no_conflict_block): Likewise.
1191 (emit_libcall_block): Likewise.
1192 (can_compare_p): Likewise.
1193 (prepare_cmp_insn): Likewise.
1194 (emit_cmp_and_jump_insn_1): Likewise.
1195 (prepare_float_lib_cmp): Likewise.
1196 (emit_conditional_add): Likewise.
1197 (gen_add2_insn): Likewise.
1198 (have_add2_insn): Likewise.
1199 (gen_sub2_insn): Likewise.
1200 (have_sub2_insn): Likewise.
1201 (can_extend_p): Likewise.
1202 (can_fix_p): Likewise.
1203 (can_float_p): Likewise.
1204 (expand_float): Likewise.
1205 (expand_fix): Likewise.
1206 (expand_sfix_optab): Likewise.
1207 (new_optab): Likewise.
1208 (new_convert_optab): Likewise.
1209 (init_libfuncs): Likewise.
1210 (init_interclass_conv_libfuncs): Likewise.
1211 (init_intraclass_conv_libfuncs): Likewise.
1212 (set_conv_libfunc): Likewise.
1213 (init_optabs): Likewise.
1214 (debug_optab_libfuncs): Likewise.
1215 (gen_cond_trap): Likewise.
1216 * optabs.h (optab_handler, convert_optab_hanlder): New.
1217 * genopinit.c: Update optabs generation table.
1218 * reload.c (find_reloads_address_1): Use optabs accestors.
1219 * builtins.c (expand_builtin_mathfn): Likewise.
1220 (expand_builtin_mathfn_2): Likewise.
1221 (expand_builtin_mathfn_3): Likewise.
1222 (expand_builtin_interclass_mathfn): Likewise.
1223 (expand_builtin_sincos): Likewise.
1224 (expand_builtin_cexpi): Likewise.
1225 (expand_builtin_powi): Likewise.
1226 (expand_builtin_strlen): Likewise.
1227 * dojump.c (do_jump): Likewise.
1228 * expr.c (convert_move): Likewise.
1229 (move_by_pieces): Likewise.
1230 (move_by_pieces_ninsns): Likewise.
1231 (can_store_by_pieces): Likewise.
1232 (store_by_pieces_1): Likewise.
1233 (emit_move_via_integer): Likewise.
1234 (emit_move_complex): Likewise.
1235 (emit_move_ccmode): Likewise.
1236 (emit_move_insn_1): Likewise.
1237 (emit_single_push_insn): Likewise.
1238 (store_constructor): Likewise.
1239 (expand_expr_real_1): Likewise.
1240 (do_store_flag): Likewise.
1241 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1242 (enumerate_modes): Likewise.
1243 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1244 (supportable_widening_operation): Likewise.
1245 (supportable_narrowing_operation): Likewise.
1246 * expmed.c (store_bit_field_1): Likewise.
1247 (extract_bit_field_1): Likewise.
1248 (expand_mult_highpart_optab): Likewise.
1249 (expand_smod_pow2): Likewise.
1250 (expand_divmod): Likewise.
1251 (emit_store_flag): Likewise.
1252 * tree-vect-patterns.c
1253 (vect_pattern_recog_1): Likewise.
1254 * tree-ssa-loop-prefetch.c
1255 (nontemporal_store_p): Likewise.
1256 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1257 (vect_create_epilog_for_reduction): Likewise.
1258 (vectorizable_reduction): Likewise.
1259 (vectorizable_operation): Likewise.
1260 (vect_strided_store_supported): Likewise.
1261 (vectorizable_store): Likewise.
1262 (vect_strided_load_supported): Likewise.
1263 (vectorizable_load): Likewise.
1264 * combine.c (simplify_comparison): Likewise.
1265 * tree-vect-generic.c
1266 (type_for_widest_vector_mode): Likewise.
1267 (expand_vector_operations_1): Likewise.
1268 * config/spu/spu.c (spu_expand_mov): Likewise.
1269 (spu_emit_vector_compare): Likewise.
1270 * config/rs6000/rs6000.c
1271 (rs6000_emit_vector_compare): Likewise.
1272 * stmt.c (add_case_node): Likewise.
1273 * reload1.c (gen_reload):
1275 2007-08-09 Michael Matz <matz@suse.de>
1277 * tree.h (fixed_zerop): Declare as taking a const_tree.
1278 * tree.c (fixed_zerop): Take a const_tree.
1280 2007-08-09 Ira Rosen <irar@il.ibm.com>
1282 * tree-vect-transform.c (vectorizable_store): Remove call to
1283 copy_virtual_operands() and call mark_symbols_for_renaming() for
1284 the created vector store.
1285 (vect_setup_realignment): Don't call copy_virtual_operands() and
1286 update_vuses_to_preheader().
1287 (vectorizable_load): Don't call copy_virtual_operands().
1288 (update_vuses_to_preheader): Remove.
1290 2007-08-08 Chao-ying Fu <fu@mips.com>
1292 * tree.def (FIXED_POINT_TYPE): New type.
1293 (FIXED_CST): New constant.
1294 (FIXED_CONVERT_EXPR): New expr.
1295 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1296 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1297 * tree.h (struct tree_base): Add saturating_flag.
1298 Remove one bit of spare for saturating_flag.
1299 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1300 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1301 FIXED_POINT_TYPE_P): Define.
1302 (TYPE_SATURATING): Define.
1303 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1304 (struct tree_fixed_cst): New.
1305 (TYPE_IBIT, TYPE_FBIT): Define.
1306 (tree_node): Add fixed_cst.
1307 (enum tree_index): Add new enumeration values of
1308 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1309 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1310 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1311 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1312 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1313 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1314 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1315 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1316 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1317 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1318 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1319 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1320 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1321 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1322 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1323 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1324 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1325 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1326 (sat_short_fract_type_node, sat_fract_type_node,
1327 sat_long_fract_type_node, sat_long_long_fract_type_node,
1328 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1329 sat_unsigned_long_fract_type_node,
1330 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1331 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1332 unsigned_short_fract_type_node, unsigned_fract_type_node,
1333 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1334 sat_short_accum_type_node, sat_accum_type_node,
1335 sat_long_accum_type_node, sat_long_long_accum_type_node,
1336 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1337 sat_unsigned_long_accum_type_node,
1338 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1339 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1340 unsigned_short_accum_type_node, unsigned_accum_type_node,
1341 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1342 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1343 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1344 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1345 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1346 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1347 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1348 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1349 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1350 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1351 sat_uda_type_node, sat_uta_type_node): New macro.
1352 (make_fract_type, make_accum_type): Declare.
1353 (make_signed_fract_type, make_unsigned_fract_type,
1354 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1355 make_signed_accum_type, make_unsigned_accum_type,
1356 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1357 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1358 make_or_reuse_sat_signed_fract_type,
1359 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1360 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1361 make_or_reuse_sat_unsigned_accum_type): New macro.
1362 (fixed_zerop): Declare.
1363 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1364 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1365 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1366 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1367 * treestruct.def: Add TS_FIXED_CST.
1368 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1370 (tree-dump.o): Likewise.
1371 (print-tree.o): Likewise.
1372 (tree-pretty-print.o): Likewise.
1373 (fold-const.o): Likewise.
1374 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1375 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1376 (is_gimple_min_invariant): Handle FIXED_CST.
1377 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1378 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1379 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1380 (layout_type): Handle FIXED_POINT_TYPE.
1381 (make_fract_type, make_accum_type): New functions.
1382 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1383 * tree-dump.c (fixed-value.h): New include.
1384 (dump_fixed): New function.
1385 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1386 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1387 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1388 * tree-pretty-print.c (fixed-value.h): New include.
1389 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1391 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1392 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1393 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1394 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1395 for non-saturating fixed-point types.
1396 (reassociate_bb): Likewise.
1397 * emit-rtl.c (fixed-value.h): New include.
1398 (fconst0, fconst1): New array.
1399 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1400 * tree-vect-generic.c expand_vector_operation): Support
1401 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1403 (type_for_widest_vector_mode): Add one parameter for the
1405 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1407 Pass the satp parameter to type_for_mode for fixed-point types.
1408 (expand_vector_operations_1): Pass the saturating flag to
1409 type_for_widest_vector_mode.
1410 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1411 and MODE_VECTOR_UACCUM.
1412 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1413 (vectorizable_condition): Likewise.
1414 * tree.c (fixed-value.h): New include.
1415 (tree_code_size): Support FIXED_CST.
1416 (build_fixed): New function.
1417 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1418 (fixed_zerop): New function.
1419 (tree_node_structure): Support FIXED_CST.
1420 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1421 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1422 (type_hash_eq): Handle FIXED_POINT_TYPE.
1423 (simple_cst_equal): Support FIXED_CST.
1424 (iterative_hash_expr): Handle FIXED_CST.
1425 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1426 (get_narrower): Likewise.
1427 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1428 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1429 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1430 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1432 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1433 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1434 (initializer_zerop): Support FIXED_CST.
1435 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1436 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1437 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1438 (is_base_type): Handle FIXED_POINT_TYPE.
1439 (add_type_attribute): Handle FIXED_POINT_TYPE.
1440 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1441 * print-tree.c (fixed-value.h): New include.
1442 (print_node_brief): Support FIXED_CST.
1443 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1444 * c-pretty-print.c (fixed-value.h): New include.
1445 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1446 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1447 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1448 Support fixed-point types for inner items in VECTOR_TYPE.
1449 (pp_c_direct_declarator): Likewise.
1450 (pp_c_declarator): Likewise.
1451 (pp_c_fixed_constant): New function.
1452 (pp_c_constant): Handle FIXED_CST.
1453 (pp_c_primary_expression): Likewise.
1454 (pp_c_expression): Likewise.
1455 * fold-const.c (fixed-value.h): New include.
1456 (negate_expr_p): Return true for FIXED_CST.
1457 (fold_negate_expr): Support FIXED_CST.
1458 (split_tree): Support FIXED_CST.
1459 (const_binop): Support FIXED_CST.
1460 (fold_convert_const_int_from_fixed): New function to convert from
1462 (fold_convert_const_real_from_fixed): New function to convert from
1464 (fold_convert_const_fixed_from_fixed): New function to convert from
1465 fixed to another fixed.
1466 (fold_convert_const_fixed_from_int): New function to convert from
1468 (fold_convert_const_fixed_from_real): New function to convert from
1470 (fold_convert_const): Support conversions from fixed to int, from
1471 fixed to real, from fixed to fixed, from int to fixed, and from real
1473 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1474 (operand_equal_p): Support FIXED_CST.
1475 (make_range): For fixed-point modes, we need to pass the
1476 saturating flag as the 2nd parameter.
1477 (tree_swap_operands_p): Handle FIXED_CST.
1478 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1480 (fold_unary): Support FIXED_CONVERT_EXPR.
1481 (fold_binary): Handle FIXED_CST.
1482 Make sure the type is not saturating, before associating operations.
1483 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1484 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1485 (fold_negate_const): Support FIXED_CST.
1486 (fold_relational_const): Support FIXED_CST.
1487 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1488 (gimplify_expr): Handle FIXED_CST.
1489 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1490 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1491 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1492 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1493 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1494 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1495 LONG_LONG_ACCUM_TYPE_SIZE.
1496 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1497 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1498 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1499 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1500 MODE_ACCUM, and MODE_UACCUM.
1501 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1502 fixed-point types to disable reduction.
1503 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1505 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1507 * config/rs6000/x-rs6000: New file.
1508 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1509 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1510 (EXTRA_SPEC_FUNCTIONS): Define.
1511 (HAVE_LOCAL_CPU_DETECT): Define.
1512 (CC1_CPU_SPEC): Define.
1513 * config/rs6000/driver-rs6000.c: New file.
1514 * config/rs6000/aix.h (CC1_SPEC): Define.
1515 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1516 * config.host: Add x-rs6000 to host_xmake_file if host and target
1517 are rs6000 or powerpc.
1519 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1521 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1523 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1524 Sandra Loosemore <sandra@codesourcery.com>
1525 Chao-ying Fu <fu@mips.com>
1526 Nigel Stephens <nigel@mips.com>
1527 David Ung <davidu@mips.com>
1529 * doc/invoke.texi (-mcode-readable): Document.
1530 * config/mips/mips.opt (mcode-readable): New option.
1531 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1532 * config/mips/mips.h (mips_code_readable_setting): New enum.
1533 (mips_code_readable): Declare.
1534 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1535 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1536 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1537 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1538 boiler-plate comments.
1539 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1540 * config/mips/mips.c (mips_code_readable): New variable.
1541 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1542 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1543 context and -mcode-readable setting to restrict the use of
1544 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1545 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1546 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1547 (mips_blocks_for_constant_p): Only return false for
1548 TARGET_MIPS16_PCREL_LOADS.
1549 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1550 for MIPS16. Handle SYMBOL_32_HIGH.
1551 (mips_const_insns): Allow HIGHs for MIPS16 too.
1552 (mips_unspec_address_offset): New function, split out from...
1553 (mips_unspec_address): ...here.
1554 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1555 16-bit symbolic constants. Assert approropiate conditions for
1556 using the "la" and "dla" macros.
1557 (mips_handle_option): Handle -mcode-readable=.
1558 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1559 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1560 (mips_strip_unspec_address): New function, split out from...
1561 (print_operand_reloc): ...here.
1562 (print_operand): Pass constants through mips_strip_unspec_address.
1563 (print_operand_address): Likewise.
1564 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1565 (mips_select_rtx_section): Remove MIPS16 handling.
1566 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1567 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1568 (mips16_lay_out_constants): Do nothing unless
1569 TARGET_MIPS16_PCREL_LOADS.
1570 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1571 * config/mips/mips.md: Split HIGHs for MIPS16.
1572 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1574 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1576 * config/mips/mips-protos.h (mips_emit_move): Declare.
1577 * config/mips/mips.c (mips_emit_move): New function.
1578 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1579 (mips_legitimize_const_move): Likewise.
1580 (mips_legitimize_move): Likewise.
1581 (mips_split_64bit_move): Likewise.
1582 (mips_restore_gp): Likewise.
1583 (mips_load_call_address): Likewise.
1584 (mips_emit_fcc_reload): Likewise.
1585 (mips_set_return_address): Likewise.
1586 (mips_block_move_straight): Likewise.
1587 (mips_block_move_loop): Likewise.
1588 (mips_setup_incoming_varargs): Likewise.
1589 (mips_save_reg): Likewise.
1590 (mips_expand_prologue): Likewise.
1591 (mips_restore_reg): Likewise.
1592 (mips_expand_epilogue): Likewise.
1593 (mips_output_mi_thunk): Likewise.
1594 (build_mips16_call_stub): Likewise.
1595 (mips_builtin_branch_and_move): Likewise.
1596 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1597 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1598 (fixuns_truncdfdi2): Likewise.
1599 (fixuns_truncsfsi2): Likewise.
1600 (fixuns_truncsfdi2): Likewise.
1601 (loadgp_absolute): Likewise.
1602 (builtin_setjmp_setup): Likewise.
1603 (builtin_longjmp): Likewise.
1604 (untyped_call): Likewise.
1606 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1608 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1609 an "rtx *" argument. Return a bool.
1610 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1611 values and return true if they can be split. Take the same kind of
1612 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1613 and store the lo_sum there if nonnull. Use the symbol type to
1614 determine whether a $gp or HIGH is needed.
1615 (mips_legitimize_address): Update call to mips_split_symbol and
1616 simplify accordingly.
1617 (mips_legitimize_const_move): Likewise.
1618 * config/mips/mips.md: In the combine define_split,
1619 check mips_split_symbol instead of splittable_symbolic_operand.
1620 Update use of mips_split_symbol in the generator code.
1621 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1623 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1625 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1626 (mips_symbol_insns_1): New function, split out from...
1627 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1628 and stores separately from load addresses.
1629 (mips_classify_address): Replace uses of mips_symbolic_address_p
1630 with uses of mips_symbol_insns.
1631 (mips_address_insns): Update calls to mips_symbol_insns.
1632 (mips_const_insns): Likewise.
1633 (mips_legitimize_address): Likewise.
1635 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1637 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1638 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1639 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1640 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1641 non-call contexts if TARGET_MIPS16.
1642 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1643 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1644 code for SYMBOL_ABSOLUTE.
1645 (mips_symbol_insns): Likewise.
1647 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1649 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1650 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1651 (mips_symbolic_constant_p): Likewise. Update the call to
1652 mips_classify_symbol.
1653 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1654 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1655 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1656 (print_operand_reloc): Add a context argument. Update the call to
1657 mips_symbolic_constant_p.
1658 (print_operand): Update the calls to print_operand_reloc.
1659 (print_operand_address): Use print_operand_reloc rather than
1661 (mips_rewrite_small_data_p): Add a context argument. Update the call
1662 to mips_symbolic_constant_p.
1663 (mips_small_data_pattern_1): Make DATA the containing mem.
1664 Update the call to mips_rewrite_small_data_p.
1665 (mips_rewrite_small_data_1): Likewise.
1666 (mips_use_anchors_for_symbol_p): Update the call to
1667 mips_symbolic_constant_p.
1668 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1669 (splittable_symbolic_operand): Likewise.
1670 (move_operand): Likewise.
1671 (absolute_symbolic_operand): Likewise.
1672 (got_disp_operand): Likewise.
1673 (got_page_ofst_operand): Likewise.
1675 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1677 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1678 (SYMBOL_ABSOLUTE): ...this.
1679 (SYMBOL_SMALL_DATA): Rename to...
1680 (SYMBOL_GP_RELATIVE): ...this.
1681 (SYMBOL_CONSTANT_POOL): Rename to...
1682 (SYMBOL_PC_RELATIVE): ...this.
1683 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1684 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1685 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1686 after above changes.
1687 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1688 (general_symbolic_operand): Rename to...
1689 (absolute_symbolic_operand): ...this.
1690 * config/mips/mips.md: Update after above changes.
1692 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1693 Revital Eres <eres@il.ibm.com>
1695 * ddg.c (print_ddg): Add dump information.
1696 * modulo-sched.c (print_node_sched_params): Add parameter and
1698 (calculate_maxii): Remove function.
1699 (undo_generate_reg_moves): Likewise.
1700 (undo_permute_partial_schedule): Likewise.
1701 (kernel_number_of_cycles): Likewise.
1702 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1703 (sms_schedule): Use it. Remove profitability checks.
1704 (sms_schedule_by_order): Fix order of nodes within the cycle.
1706 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1708 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1709 -profile option, add pie support.
1710 (ENDFILE_SPEC): New spec.
1711 * config/gnu.h (LIB_SPEC): Add -profile option.
1713 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1715 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1716 * config/gnu.h (LIB_SPEC): Likewise.
1718 2007-08-07 Yaz Saito <saito@google.com>
1719 Ian Lance Taylor <iant@google.com>
1721 * common.opt (finstrument-functions-exclude-function-list): New
1723 (finstrument-functions-exclude-file-list): New option.
1724 * opts.c (char_p): Define and DEF_VEC.
1725 (flag_instrument_functions_exclude_functions): New static
1727 (flag_instrument_functions_exclude_files): New static variable.
1728 (add_instrument_functions_exclude_list): New static function.
1729 (flag_instrument_functions_exclude_p): New function.
1730 (common_handle_option): Handle new options.
1731 * flags.h (flag_instrument_functions_exclude_p): Declare.
1732 * gimplify.c (gimplify_function_tree): Call
1733 flag_instrument_functions_exclude_p.
1734 * doc/invoke.texi (Option Summary): Mention new options.
1735 (Code Gen Options): Document new options.
1737 2007-08-07 Ian Lance Taylor <iant@google.com>
1739 PR rtl-optimization/32776
1740 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1741 (resolve_use): Likewise.
1742 (decompose_multiword_subregs): Remove "changed" local variable.
1744 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1746 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1747 * configure: Regenerate.
1748 * config.in: Regenerate.
1749 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1752 2007-08-07 Ian Lance Taylor <iant@google.com>
1754 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1755 note, just delete the insn.
1757 2007-08-07 Andreas Schwab <schwab@suse.de>
1760 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1763 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1765 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1766 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1767 (decompose_multiword_subregs): Use the functions above to decompose
1768 multiword shifts and zero-extends.
1770 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1772 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1773 "assemble" descriptions which were swapped.
1775 2007-08-06 Chao-ying Fu <fu@mips.com>
1777 * fixed-value.h: New file.
1778 * fixed-value.c: New file.
1779 * Makefile.in (OBJS-common): Add fixed-value.o.
1780 (fixed-value.o): New rule.
1781 (GTFILES): Add fixed-value.h.
1782 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1783 to compare a.low and b.low.
1784 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1786 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1787 Daniel Jacobowitz <dan@codesourcery.com>
1790 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1792 (x86_64-*-netbsd*): Likewise.
1793 (x86_64-*-linux*): Likewise.
1794 (x86_64-*-kfreebsd*-gnu): Likewise.
1795 (x86_64-*-knetbsd*-gnu): Likewise.
1796 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1798 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1800 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1801 Add -fno-asynchronous-unwind-tables.
1803 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1804 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1805 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1806 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1807 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1809 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1811 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1812 (TARGET_C_MODE_FOR_SUFFIX): New.
1814 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1816 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1818 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1820 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1822 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1824 * config/i386/i386.md: Check TARGET_ macros and optimize_size
1825 before checking function returns in conditional expressions.
1827 2007-08-06 Alfred Minarik <a.minarik@aon.at>
1830 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1832 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1835 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1836 for INTEGRAL_TYPE_P.
1838 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
1840 * configure.ac: Remove --enable-checking=df from default settings.
1841 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
1842 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1843 if the parameter is true.
1844 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1845 DF_VERIFY_SCHEDULED flag is true.
1846 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1847 (df_finish_pass): Adjust prototype.
1848 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1851 * see.c (pass_see): Add TODO_df_verify.
1852 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1853 * global.c (rest_of_handle_global_alloc): Schedule verification
1855 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1857 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1858 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1859 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1861 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1862 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1863 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1865 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
1866 Revital Eres <eres@il.ibm.com>
1868 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1870 * ddg.c (create_ddg_dependence): Rename to...
1871 (create_ddg_dep_from_intra_loop_link): This. Do not check
1872 for interloop edges. Do not create anti dependence edge when
1873 a true dependence edge exists in the opposite direction and
1874 -fmodulo-sched-allow-regmoves is set.
1875 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1876 (add_cross_iteration_register_deps): Create anti dependence edge
1877 when -fno-modulo-sched-allow-regmoves is set.
1878 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1880 2007-08-04 Richard Sandiford <richard@codesourcery.com>
1882 * config/arm/arm.md (movsi): Add braces.
1884 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1887 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1888 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1890 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
1892 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1894 * cfgloopmanip.c (remove_path, create_preheaders,
1895 force_single_succ_latches, fix_loop_structure): Ditto.
1896 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1897 tree_duplicate_loop_to_header_edge): Ditto.
1898 * cfgloopanal.c (mark_irreducible_loops): Ditto.
1899 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1901 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1902 cleanup_tree_cfg): Ditto.
1903 * tree-cfg.c (tree_merge_blocks): Ditto.
1904 * cfgloop.c (rescan_loop_exit, record_loop_exits,
1905 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
1906 loop_preheader_edge, single_exit): Ditto.
1907 (flow_loops_find): Do not clear loops->state.
1908 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
1909 loops_state_clear): New functions.
1911 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1914 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1915 when adding to the base and convert ELT to sizetype instead of type.
1917 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1920 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
1921 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
1923 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1926 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
1927 correct type the negate expression.
1929 2007-08-03 Jan Hubicka <jh@suse.cz>
1931 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
1934 2007-08-03 David Edelsohn <edelsohn@gnu.org>
1936 * config/rs6000/rs6000.c (struct processor_cost): Change
1937 l1_cache_lines to l1_cache_size. Add l2_cache_size.
1938 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
1940 (rios1_costs, rios2_cost): Correct cache line size.
1941 (rs6000_override_options): Set l2-cache-size parameter.
1943 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1944 Diego Novillo <dnovillo@google.com>
1947 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
1948 if the range includes 0.
1950 2007-08-03 Ben Elliston <bje@au.ibm.com>
1952 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
1953 mode to unspec expressions to silence a warning from the generator
1956 2007-08-02 Steve Ellcey <sje@cup.hp.com>
1958 * config/ia64/constraints.md ("U"): Make constraint vector only.
1960 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1963 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
1964 always_inline attribute on the function decl.
1966 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1969 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
1970 if we are compiling with -fPIC.
1972 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
1973 Nigel Stephens <nigel@mips.com>
1975 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
1976 Define for MIPS32 and MIPS64.
1978 2007-08-02 Nick Clifton <nickc@redhat.com>
1980 * config/host-hpux.c: Change copyright header to refer to version
1981 3 of the GNU General Public License and to point readers at the
1982 COPYING3 file and the FSF's license web page.
1983 * config/alpha/predicates.md, config/alpha/vms-ld.c,
1984 config/alpha/linux.h, config/alpha/alpha.opt,
1985 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
1986 config/alpha/vms-unwind.h, config/alpha/ev4.md,
1987 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
1988 config/alpha/alpha.h, config/alpha/sync.md,
1989 config/alpha/openbsd.h, config/alpha/alpha.md,
1990 config/alpha/alpha-modes.def, config/alpha/ev5.md,
1991 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
1992 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
1993 config/alpha/constraints.md, config/alpha/osf.h,
1994 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
1995 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
1996 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
1997 config/frv/frv-asm.h, config/frv/frv-protos.h,
1998 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
1999 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2000 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2001 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2002 config/s390/s390.opt, config/s390/s390-modes.def,
2003 config/s390/fixdfdi.h, config/s390/constraints.md,
2004 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2005 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2006 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2007 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2008 config/m32c/prologue.md, config/m32c/m32c.abi,
2009 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2010 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2011 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2012 config/m32c/jump.md, config/m32c/shift.md,
2013 config/m32c/m32c-protos.h, config/libgloss.h,
2014 config/spu/spu-protos.h, config/spu/predicates.md,
2015 config/spu/spu-builtins.h, config/spu/spu.c,
2016 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2017 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2018 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2019 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2020 config/sparc/hypersparc.md, config/sparc/predicates.md,
2021 config/sparc/linux.h, config/sparc/sp64-elf.h,
2022 config/sparc/supersparc.md, config/sparc/cypress.md,
2023 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2024 config/sparc/niagara.md, config/sparc/sparc.md,
2025 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2026 config/sparc/sparc.opt, config/sparc/sync.md,
2027 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2028 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2029 config/sparc/sparc.c, config/sparc/little-endian.opt,
2030 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2031 config/sparc/linux64.h, config/sparc/freebsd.h,
2032 config/sparc/sol2.h, config/sparc/rtemself.h,
2033 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2034 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2035 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2036 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2037 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2038 config/m32r/linux.h, config/m32r/constraints.md,
2039 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2040 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2041 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2042 config/i386/i386.md, config/i386/netware-crt0.c,
2043 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2044 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2045 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2046 config/i386/sol2.h, config/i386/constraints.md,
2047 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2048 config/i386/predicates.md, config/i386/geode.md,
2049 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2050 config/i386/freebsd64.h, config/i386/vxworksae.h,
2051 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2052 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2053 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2054 config/i386/netware.h, config/i386/i386-modes.def,
2055 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2056 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2057 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2058 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2059 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2060 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2061 config/i386/xm-mingw32.h, config/i386/linux64.h,
2062 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2063 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2064 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2065 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2066 config/i386/cygwin2.c, config/i386/i386-protos.h,
2067 config/i386/sync.md, config/i386/openbsd.h,
2068 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2069 config/i386/nto.h, config/i386/biarch64.h,
2070 config/i386/i386-coff.h, config/i386/freebsd.h,
2071 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2072 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2073 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2074 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2075 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2076 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2077 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2078 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2079 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2080 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2081 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2082 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2083 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2084 config/sh/superh64.h, config/sh/rtemself.h,
2085 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2086 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2087 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2088 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2089 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2090 config/avr/predicates.md, config/avr/constraints.md,
2091 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2092 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2093 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2094 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2095 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2096 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2097 config/c4x/predicates.md, config/c4x/c4x.h,
2098 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2099 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2100 config/xtensa/linux.h, config/xtensa/xtensa.h,
2101 config/xtensa/elf.h, config/xtensa/xtensa.md,
2102 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2103 config/xtensa/xtensa-protos.h, config/dbx.h,
2104 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2105 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2106 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2107 config/host-solaris.c, config/fr30/fr30.h,
2108 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2109 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2110 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2111 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2112 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2113 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2114 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2115 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2116 config/cris/predicates.md, config/cris/linux.h,
2117 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2118 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2119 config/cris/aout.opt, config/cris/cris-protos.h,
2120 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2121 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2122 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2123 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2124 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2125 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2126 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2127 config/chorus.h, config/mn10300/mn10300.c,
2128 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2129 config/mn10300/mn10300.h, config/mn10300/linux.h,
2130 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2131 config/mn10300/mn10300.md, config/ia64/predicates.md,
2132 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2133 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2134 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2135 config/ia64/freebsd.h, config/ia64/ia64.md,
2136 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2137 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2138 config/gofast.h, config/rtems.h, config/sol2-10.h,
2139 config/m68k/predicates.md, config/m68k/m68k.md,
2140 config/m68k/linux.h, config/m68k/m68k-modes.def,
2141 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2142 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2143 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2144 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2145 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2146 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2147 config/m68k/constraints.md, config/m68k/rtemself.h,
2148 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2149 config/m68k/uclinux.h, config/rs6000/power4.md,
2150 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2151 config/rs6000/linux.h, config/rs6000/eabi.h,
2152 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2153 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2154 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2155 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2156 config/rs6000/windiss.h, config/rs6000/603.md,
2157 config/rs6000/aix41.h, config/rs6000/cell.md,
2158 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2159 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2160 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2161 config/rs6000/default64.h, config/rs6000/7xx.md,
2162 config/rs6000/darwin.opt, config/rs6000/spe.md,
2163 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2164 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2165 config/rs6000/7450.md, config/rs6000/linux64.h,
2166 config/rs6000/constraints.md, config/rs6000/440.md,
2167 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2168 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2169 config/rs6000/rs6000.h, config/rs6000/power6.md,
2170 config/rs6000/predicates.md, config/rs6000/altivec.md,
2171 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2172 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2173 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2174 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2175 config/rs6000/linux64.opt, config/rs6000/sync.md,
2176 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2177 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2178 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2179 config/rs6000/eabispe.h, config/rs6000/e500.h,
2180 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2181 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2182 config/rs6000/aix.h, config/rs6000/vxworks.h,
2183 config/rs6000/40x.md, config/rs6000/aix51.h,
2184 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2185 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2186 config/arc/arc.h, config/mcore/mcore-elf.h,
2187 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2188 config/mcore/mcore.md, config/mcore/mcore.c,
2189 config/mcore/mcore.opt, config/mcore/mcore.h,
2190 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2191 config/score/predicates.md, config/score/score-version.h,
2192 config/score/score-protos.h, config/score/misc.md,
2193 config/score/elf.h, config/score/score.c, config/score/mac.md,
2194 config/score/score7.md, config/score/score.h,
2195 config/score/score-conv.h, config/score/score-mdaux.c,
2196 config/score/score.md, config/score/score.opt,
2197 config/score/score-modes.def, config/score/score-mdaux.h,
2198 config/score/mul-div.S, config/arm/uclinux-elf.h,
2199 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2200 config/arm/symbian.h, config/arm/linux-elf.h,
2201 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2202 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2203 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2204 config/arm/strongarm-pe.h, config/arm/arm.h,
2205 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2206 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2207 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2208 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2209 config/arm/arm-cores.def, config/arm/arm-protos.h,
2210 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2211 config/arm/wince-pe.h, config/arm/neon.md,
2212 config/arm/constraints.md, config/arm/neon.ml,
2213 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2214 config/arm/arm.opt, config/arm/arm926ejs.md,
2215 config/arm/predicates.md, config/arm/iwmmxt.md,
2216 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2217 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2218 config/arm/neon-testgen.ml, config/arm/arm.md,
2219 config/arm/xscale-coff.h, config/arm/pe.c,
2220 config/arm/arm-generic.md, config/arm/pe.h,
2221 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2222 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2223 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2224 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2225 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2226 config/pa/predicates.md, config/pa/pa64-hpux.h,
2227 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2228 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2229 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2230 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2231 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2232 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2233 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2234 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2235 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2236 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2237 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2238 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2239 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2240 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2241 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2242 config/mips/linux64.h, config/mips/elforion.h,
2243 config/mips/constraints.md, config/mips/generic.md,
2244 config/mips/predicates.md, config/mips/4300.md,
2245 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2246 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2247 config/mips/5k.md, config/mips/vr4120-div.S,
2248 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2249 config/mips/mips-protos.h, config/mips/6000.md,
2250 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2251 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2252 config/mips/mips-modes.def, config/mips/vr.h,
2253 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2254 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2255 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2256 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2257 config/vax/openbsd1.h, config/vax/netbsd.h,
2258 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2259 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2260 config/h8300/rtems.h, config/h8300/predicates.md,
2261 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2262 config/h8300/h8300.md, config/h8300/h8300.opt,
2263 config/h8300/coff.h, config/h8300/h8300-protos.h,
2264 config/v850/v850.md, config/v850/predicates.md,
2265 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2266 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2267 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2268 config/mmix/mmix.h, config/mmix/predicates.md,
2269 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2270 config/mmix/mmix.c, config/mmix/mmix.opt,
2271 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2272 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2273 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2274 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2277 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2279 * emit-rtl.c (reset_used_decls): Rename to...
2280 (set_used_decls): ...this. Set the used flag rather than clearing it.
2281 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2282 DECL_RTLs rather than resetting them.
2284 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2286 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2288 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2290 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2291 argument to find_reloads_address.
2293 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2295 PR tree-optimization/32919
2296 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2297 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2298 (coalesce_ssa_name): Call it.
2300 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2301 David Ung <davidu@mips.com>
2303 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2304 (__mips16_unorddf2, __mips16_floatunsidf): New.
2305 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2307 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2309 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2311 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2312 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2313 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2314 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2315 * omp-low.c (get_ws_args_for, determine_parallel_type,
2316 expand_omp_for_generic, expand_omp_for_static_nochunk,
2317 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2318 Work with more precise CFG.
2319 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2320 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2322 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2323 * gimple-low.c (lower_stmt): Ditto.
2324 * tree-inline.c (estimate_num_insns_1): Ditto.
2325 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2326 (OMP_SECTIONS_SWITCH): New.
2327 * tree-cfgcleanup.c (cleanup_omp_return): New.
2328 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2329 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2330 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2331 (tree_redirect_edge_and_branch): Handle omp constructs.
2333 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2334 with three arguments.
2336 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2338 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2341 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2343 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2344 the loop structures may need fixing.
2345 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2347 (cleanup_tree_cfg_loop): Removed.
2348 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2349 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2350 instead of running cleanup_tree_cfg_loop.
2351 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2352 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2353 (tree_predictive_commoning): Declaration changed.
2354 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2356 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2358 * doc/invoke.texi (l1-cache-size): Update documentation.
2359 (l2-cache-size): Document.
2360 * params.h (L2_CACHE_SIZE): New macro.
2361 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2362 that L1_CACHE_SIZE is in kB now.
2363 (L2_CACHE_SIZE_BYTES): New macro.
2364 (tree_ssa_prefetch_arrays): Show size in kB.
2365 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2366 and l2_cache_size fields.
2367 * config/i386/driver-i386.c (describe_cache): Detect cache size
2369 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2370 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2371 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2372 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2373 (override_options): Set l1-cache-size and l2-cache-size to default
2374 values if not specified otherwise.
2375 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2376 (PARAM_L2_CACHE_SIZE): New.
2378 2007-08-01 Nigel Stephens <nigel@mips.com>
2379 David Ung <davidu@mips.com>
2380 Thiemo Seufer <ths@mips.com>
2381 Chris Dearman <chris@mips.com>
2382 Richard Sandiford <richard@codesourcery.com>
2384 * config.gcc (mips*-sde-elf*): New stanza.
2385 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2386 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2387 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2388 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2389 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2390 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2392 * config/mips/sde.h: New file.
2393 * config/mips/t-libgcc-mips16: Likewise.
2394 * config/mips/t-sde: Likewise.
2395 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2396 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2397 _MIPS_FPSET and _MIPS_SZINT.
2398 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2399 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2400 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2401 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2402 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2403 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2404 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2405 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2406 _MIPS_SZPTR and _MIPS_FPSET.
2407 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2408 architecture is specified.
2409 (MIPS_32BIT_OPTION_SPEC): New macro.
2411 2007-07-31 Dan Hipschman <dsh@google.com>
2413 * gcc.c (end_going_arg): New function.
2414 (do_spec_2): Use it.
2415 (do_spec_1): Use it.
2417 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2419 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2420 only if ENABLE_CHECKING is defined.
2422 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2424 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2425 df_ru_add_problem, df_ru_get_bb_info): Removed.
2426 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2427 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2428 df_ru_free_bb_info, df_ru_alloc,
2429 df_ru_bb_local_compute_process_def,
2430 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2431 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2432 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2433 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2434 df_ru_add_problem): Removed.
2436 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2439 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2440 (casesi32p, casesi64p): Likewise.
2441 (casesi): Adjust for above.
2443 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2445 * mode-switching.c (create_pre_exit): Don't search past calls.
2447 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2449 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2451 2007-07-31 Revital Eres <eres@il.ibm.com>
2453 * ddg.c (add_deps_for_def): Rename to...
2454 (add_cross_iteration_register_deps): This. Change implementation
2455 to use only reaching def and def-use chains to construct the
2456 inter loop dependencies.
2457 (add_deps_for_use): Remove function.
2458 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2459 function to build the inter loop dependencies.
2460 * modulo-sched.c (sms_schedule): Build only
2461 reaching def and def-use chains for the propose of the ddg
2464 2007-07-31 Julian Brown <julian@codesourcery.com>
2466 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2467 New define_insns. Use correct RTL.
2468 (vec_set<mode>): Write as expander.
2470 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2472 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2473 to an unallocated space.
2475 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2478 (split_constant_offset): Enable split_constant_offset to extract
2479 constants from other statements.
2480 * tree-vect-transform.c
2481 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2482 to a temp var. Force base_offset to be simple.
2484 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2486 * df-scan.c (df_scan_verify): Remove artificial limit on
2487 the number of blocks for verification.
2488 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2489 df_simulate_defs): Avoid unnecessary insn checking for defs.
2491 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2493 * config/m68k/lb1sf68.asm (FUNC): New macro.
2495 (__udivsi3): Likewise.
2496 (__divsi3): Likewise.
2497 (__umodsi3): Likewise.
2498 (__modsi3): Likewise.
2499 (__subdf3): Likewise.
2500 (__adddf3): Likewise.
2501 (__muldf3): Likewise.
2502 (__divdf3): Likewise.
2503 (__negdf2): Likewise.
2504 (__cmpdf2): Likewise.
2505 (__subsf3): Likewise.
2506 (__addsf3): Likewise.
2507 (__mulsf3): Likewise.
2508 (__divsf3): Likewise.
2509 (__negsf2): Likewise.
2510 (__cmpsf2): Likewise.
2511 (__eqdf2): Likewise.
2512 (__nedf2): Likewise.
2513 (__gtdf2): Likewise.
2514 (__gedf2): Likewise.
2515 (__ltdf2): Likewise.
2516 (__ledf2): Likewise.
2517 (__eqsf2): Likewise.
2518 (__nesf2): Likewise.
2519 (__gtsf2): Likewise.
2520 (__gesf2): Likewise.
2521 (__ltsf2): Likewise.
2522 (__lesf2): Likewise.
2524 2007-07-30 Ollie Wild <aaw@google.com>
2526 * c-ppoutput.c (print_lines_directives_only): New function.
2527 (scan_translation_unit_directives_only): New function.
2528 (preprocess_file): Add call to scan_translation_unit_directives_only.
2529 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2530 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2531 -fdirectives-only. Add errors for -fdirectives-only conflict with
2532 -Wunused-macros and -traditional.
2533 (finish_options): Add builtin macro initialization for
2534 -fdirectives-only + -fpreprocessed.
2535 * c.opt (fdirectives-only): New.
2536 * doc/cppopts.texi (fdirectives-only): New.
2538 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2540 * alias.c (record_set, memory_modified_1): Constify.
2541 * bt-load.c (note_btr_set): Likewise.
2542 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2543 * combine.c (set_nonzero_bits_and_sign_copies,
2544 expand_field_assignment, record_dead_and_set_regs_1,
2545 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2546 likely_spilled_retval_1): Likewise.
2547 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2548 frv_io_handle_set): Likewise.
2549 * config/mips/mips.c (mips_sim_record_set,
2550 vr4130_true_reg_dependence_p_1): Likewise.
2551 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2552 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2553 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2554 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2555 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2556 * ddg.c (mark_mem_store): Likewise.
2557 * df-problems.c (df_urec_mark_reg_change): Likewise.
2558 * function.c (update_epilogue_consts): Likewise.
2559 * gcse.c (record_set_info, record_last_set_info,
2560 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2561 reg_clear_last_set): Likewise.
2562 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2564 * jump.c (reversed_comparison_code_parts): Likewise.
2565 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2566 reg_is_set): Likewise.
2567 * loop-iv.c (mark_altered): Likewise.
2568 * mode-switching.c (reg_becomes_live): Likewise.
2569 * optabs.c (no_conflict_move_test): Likewise.
2570 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2572 * postreload.c (reload_combine_note_store, move2add_note_store):
2574 * regmove.c (flags_set_1): Likewise.
2575 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2577 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2579 * resource.c (update_live_status): Likewise.
2580 * rtl.h (set_of, note_stores): Likewise.
2581 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2582 note_stores, parms_set): Likewise.
2583 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2584 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2586 * var-tracking.c (count_stores, add_stores): Likewise.
2588 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2590 * alias.c (mems_in_disjoint_alias_sets_p,
2591 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2592 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2593 write_dependence_p, mems_in_disjoint_alias_sets_p,
2594 read_dependence, true_dependence, canon_true_dependence,
2595 anti_dependence, output_dependence): Constify.
2596 * combine.c (extended_count): Likewise.
2597 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2598 * cselib.c (get_value_hash, references_value_p,
2599 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2600 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2601 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2602 * function.c (contains, prologue_epilogue_contains,
2603 sibcall_epilogue_contains): Likewise.
2604 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2605 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2606 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2607 reg_or_subregno): Likewise.
2608 * recog.c (asm_noperands): Likewise.
2609 * reload1.c (function_invariant_p): Likewise.
2610 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2611 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2612 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2613 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2614 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2615 extended_count, prologue_epilogue_contains,
2616 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2617 canon_true_dependence, read_dependence, anti_dependence,
2618 output_dependence): Likewise.
2619 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2621 2007-07-30 Julian Brown <julian@codesourcery.com>
2623 * config/arm/neon.md (V_ext): New mode attribute.
2624 (neon_vget_lane<mode>): Replace with define_expand.
2625 (neon_vget_lane<mode>_sext_internal)
2626 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2627 and quad precision vectors.
2628 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2629 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2630 have typeless 32-bit result.
2632 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2635 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2637 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2638 use sizetype for rest.
2639 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2640 (aff_combination_convert): Don't convert rest for pointer types.
2642 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2644 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2646 * tree-ssa-alias.c: Add alloc-pool.h.
2647 (init_alias_info): Free alias_bitmap_obstack.
2648 (delete_alias_info): Call delete_mem_ref_stats.
2649 (get_mem_sym_stats_for): Use alloc_pool.
2650 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2651 (delete_mem_sym_stats): Removed.
2653 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2655 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2656 functions cannot be represented as classical distance vectors.
2658 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2660 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2661 * builtins.c (validate_arg, builtin_mathfn_code,
2662 validate_arglist): Likewise.
2663 * calls.c (call_expr_flags): Likewise.
2664 * combine.c (reg_nonzero_bits_for_combine,
2665 reg_num_sign_bit_copies_for_combine, get_last_value,
2666 reg_truncated_to_mode): Likewise.
2667 * emit-rtl.c (subreg_lowpart_p): Likewise.
2668 * expr.c (highest_pow2_factor_for_target,
2669 categorize_ctor_elements_1, categorize_ctor_elements,
2670 count_type_elements, contains_packed_reference,
2671 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2672 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2673 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2674 native_encode_int, native_encode_real, native_encode_complex,
2675 native_encode_vector, native_encode_expr, native_interpret_int,
2676 native_interpret_real, native_interpret_complex,
2677 native_interpret_vector, native_interpret_expr): Likewise.
2678 * function.c (use_register_for_decl): Likewise.
2679 * gimplify.c (get_name): Likewise.
2680 * langhooks-def.h (lhd_return_null_const_tree): New.
2681 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2682 * langhooks.c (lhd_return_null_const_tree): New.
2683 * langhooks.h (lang_get_callee_fndecl): Constify.
2684 * output.h (constructor_static_from_elts_p): Likewise.
2685 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2686 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2687 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2688 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2689 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2690 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2691 * rtlhooks-def.h (reg_nonzero_bits_general,
2692 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2694 * rtlhooks.c (reg_num_sign_bit_copies_general,
2695 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2697 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2698 * stor-layout.c (mode_for_size_tree): Likewise.
2699 * tree-ssa-loop-im.c (memref_eq): Likewise.
2700 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2701 * tree.c (contains_placeholder_p, type_list_equal,
2702 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2704 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2705 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2706 contains_placeholder_p, contains_packed_reference,
2707 get_callee_fndecl, operand_equal_for_phi_arg_p,
2708 warn_if_unused_value, is_body_block, native_encode_expr,
2709 native_interpret_expr, fold_convertible_p, operand_equal_p,
2710 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2711 validate_arglist, simple_cst_equal, type_list_equal,
2712 use_register_for_decl, call_expr_flags, get_name,
2713 highest_pow2_factor): Likewise.
2714 (const_call_expr_arg_iterator_d,
2715 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2716 first_const_call_expr_arg, more_const_call_expr_args_p,
2717 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2718 * varasm.c (constructor_static_from_elts_p): Constify.
2720 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2722 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2723 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2724 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2725 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2726 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2727 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2728 spelling conventions.
2729 * doc/invoke.texi: Follow spelling conventions.
2731 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2732 Revital Eres <eres@il.ibm.com>
2734 * modulo-sched.c (sms_schedule): Avoid loops which includes
2735 auto-increment instructions.
2737 2007-07-28 Richard Guenther <rguenther@suse.de>
2740 * fold-const.c (fold_cond_expr_with_comparison): Convert
2741 operand zero of MIN/MAX_EXPR to correct type.
2743 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2745 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2746 flags_from_decl_or_type): Constify.
2747 * gcc.c (do_spec_1): Likewise.
2748 * print-tree.c (dump_addr, print_node_brief): Likewise.
2749 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2750 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2751 tree_purge_all_dead_eh_edges): Likewise.
2752 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2753 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2755 * tree.c (expr_location, expr_has_location, expr_locus,
2756 expr_filename, expr_lineno, get_inner_array_type,
2757 fields_compatible_p): Likewise.
2758 * tree.h (get_inner_array_type, fields_compatible_p,
2759 expr_location, expr_has_location, expr_locus, expr_filename,
2760 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2761 setjmp_call_p, alloca_call_p): Likewise.
2763 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2765 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2766 TV_FLOW_INSENSITIVE.
2768 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2770 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2771 (compute_flow_insensitive_aliasing): Ditto for
2772 TV_FLOW_INSENSITIVE.
2774 2007-07-27 Jan Hubicka <jh@suse.cz>
2776 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2779 * attribs.c: Include hashtab.h
2780 (attribute_hash): New.
2781 (substring): New structure.
2782 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2784 (init_attributes): Initialize attribute hash.
2785 (decl_attributes): Use attribute hash.
2786 * Makefile.in (attribs.c): Depend on hashtab.h.
2788 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2790 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2792 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2794 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2795 __mips_dspr2 and __mips_dsp_rev macros.
2796 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2798 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2800 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2802 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2806 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2807 and the updating of the live and do_not_gen sets.
2808 (df_note_bb_compute): Added updating of live and do_not_gen sets
2809 for regular defs so that the case of clobber inside conditional
2810 call is processed correctly.
2812 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2814 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2815 operands with compatible type.
2817 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2819 * expr.h (store_bit_field): Don't return a value.
2820 * expmed.c (check_predicate_volatile_ok): New function.
2821 (store_bit_field_1): New function, extracted from store_bit_field.
2822 Take a fallback_p argument and return true if the operation succeeded.
2823 Only use store_fixed_bit_field if fallback_p. Don't recompute
2824 mode_for_extraction; use op_mode instead. Try forcing memories
2825 into registers if the insv expander fails.
2826 (store_bit_field): Use store_bit_field_1 with fallback_p true.
2827 Don't return a value.
2828 (convert_extracted_bit_field): New function, extracted from
2830 (extract_bit_field_1): Likewise. Take a fallback_p argument
2831 and return NULL if the operation succeeded. Only use
2832 extract_fixed_bit_field if fallback_p. Only calculate one
2833 extraction mode. Combine code for extv and extzv. Try forcing
2834 memories into registers if the ext(z)v expander fails.
2835 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2837 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2839 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2841 (df_ref): Likewise. Put regno with other integer fields.
2843 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2845 * df.h (df_mw_hardreg): Remove "loc" field.
2846 * df-scan.c (df_ref_record): Don't set it. Remove redundant
2848 * df-problems.c (df_whole_mw_reg_unused_p): New function,
2849 split out from df_set_unused_notes_for_mw. Return false for
2850 partial references. Assert that mw_reg is a REG when returning true.
2851 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
2852 (df_whole_mw_reg_dead_p): New function, split out from
2853 df_set_dead_notes_for_mw. Return false for partial references.
2854 Assert that mw_reg is a REG when returning true.
2855 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
2856 Remove redundant bitmap check.
2858 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
2860 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2861 ($(T)crtend.o): Likwise.
2862 ($(T)crtbeginS.o): Likwise.
2863 ($(T)crtendS.o): Likwise.
2864 ($(T)crtfastmath.o): Likwise.
2866 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
2868 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2869 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2870 * basic-block.h (struct control_flow_graph): Added x_dom_computed
2871 and x_n_bbs_in_dom_tree fields.
2873 2007-07-26 Steve Ellcey <sje@cup.hp.com>
2875 PR tree-optimization/32087
2876 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2877 Do not call scale_bbs_frequencies_int with prob of zero.
2879 2007-07-26 Julian Brown <julian@codesourcery.com>
2881 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2882 (neon_element_bits): Add prototypes.
2883 * config/arm/arm.c (bounds_check, neon_lane_bounds)
2884 (neon_const_bounds, neon_element_bits): New functions.
2885 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2886 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2887 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2888 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2889 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2890 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2891 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2892 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2893 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2894 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2895 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2896 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2897 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2899 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
2901 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2902 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2904 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
2905 Julian Brown <julian@codesourcery.com>
2907 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
2908 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
2909 * config/arm/cortex-a8.md: New.
2910 * config/arm/cortex-a8-neon.md: New.
2911 * config/arm/neon-schedgen.ml: New.
2912 * config/arm/neon.md (vqh_mnem): New.
2914 (Is_float_mode): New.
2915 (Scalar_mul_8_16): New.
2917 (V_mode_nunits): New.
2918 (All instruction patterns): Annotate with neon_type attribute
2920 * config/arm/arm.md: Include cortex-a8.md.
2921 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
2923 Annotate instruction patterns accordingly.
2924 (generic_sched): Do not use generic scheduling for Cortex-A8.
2925 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
2927 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
2929 * fold-const.c (fold_read_from_constant_string): Use
2931 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2933 2007-07-26 Nick Clifton <nickc@redhat.com>
2935 * tree-ssa-operands.h: Change copyright header to refer to version
2936 3 of the GNU General Public License and to point readers at the
2937 COPYING3 file and the FSF's license web page.
2938 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
2939 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
2940 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
2941 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
2942 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
2943 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
2944 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
2945 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
2946 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
2947 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
2948 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
2949 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
2950 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
2951 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
2952 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
2953 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
2954 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
2955 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
2956 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
2957 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
2958 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
2959 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
2960 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
2961 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
2962 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
2963 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
2964 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
2965 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
2966 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
2967 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
2968 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
2969 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
2970 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
2971 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
2972 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
2973 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
2974 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
2975 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
2976 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
2977 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
2978 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
2979 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
2980 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
2981 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
2982 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
2983 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
2984 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
2985 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
2986 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
2987 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
2988 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
2989 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
2990 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
2991 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
2992 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
2993 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
2994 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
2995 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
2996 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
2997 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
2998 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
2999 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3000 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3001 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3002 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3003 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3004 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3005 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3006 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3007 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3008 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3009 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3010 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3011 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3012 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3013 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3014 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3015 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3016 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3017 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3018 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3019 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3020 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3021 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3022 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3023 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3024 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3025 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3026 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3027 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3028 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3029 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3030 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3031 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3032 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3033 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3034 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3035 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3036 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3037 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3038 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3039 convert.c, convert.h, langhooks-def.h, reload1.c,
3040 tree-ssa-operands.c: Likewise.
3042 2007-07-26 Jan Hubicka <jh@suse.cz>
3044 * tree-ssa-live.c: Include debug.h and flags.h.
3045 (mark_scope_block_unused): New function.
3046 (remove_unused_scope_block_p): New function.
3047 (remove_unused_locals): Remove unused blocks too.
3049 2007-07-25 Ian Lance Taylor <iant@google.com>
3051 * combine.c (combine_max_regno): Remove. Remove all uses.
3052 (struct reg_stat_struct): Rename from struct reg_stat.
3053 (reg_stat_type): Define, and declare VECs.
3054 (reg_stat): Change from pointer to VEC. Change all uses.
3055 (combine_split_insns): New static function.
3056 (try_combine, find_split_point): Call it instead of split_insns.
3058 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3060 * cfghooks.c (split_block): Fix the information about loop latch.
3062 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3064 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3066 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3068 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3069 Scan the new edge for loop exit info.
3071 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3073 * config/darwin.c: Include debug.h.
3075 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3078 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3080 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3082 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3083 (HARD_REGNO_MODE_OK): Ditto.
3084 (MODES_TIEABLE_P): Ditto.
3085 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3086 (CLASS_MAX_NREGS): Ditto.
3087 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3088 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3089 (divdf3_internal_thr): Removed.
3090 * config/ia64/div.md: New file.
3091 * config/ia64/constraints.md: Add H constraint.
3093 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3095 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3096 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3097 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3098 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3099 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3100 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3101 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3102 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3103 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3104 dump_sbitmap_file, debug_sbitmap, popcount_table,
3105 sbitmap_popcount): Constify.
3106 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3107 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3108 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3109 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3110 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3111 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3112 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3113 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3114 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3115 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3116 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3118 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3120 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3121 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3122 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3123 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3124 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3125 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3126 bitmap_intersect_p, bitmap_intersect_compl_p,
3127 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3128 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3130 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3131 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3132 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3133 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3134 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3135 debug_bitmap, debug_bitmap_file, bitmap_print,
3136 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3137 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3139 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3141 * config/darwin.c (darwin_override_options): Additional fix for
3142 debug info formats that don't support var tracking.
3144 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3146 * cselib.c (entry_and_rtx_equal_p): Constify.
3147 * gengtype.c (output_mangled_typename, write_types, write_local):
3149 * gengtype.h (const_type_p): New.
3150 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3152 * tlink.c (scan_linker_output): De-constify.
3153 * tree-ssa-loop-im.c (memref_eq): Constify.
3154 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3155 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3157 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3159 * c-common.c (fname_as_string, c_type_hash): Constify.
3160 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3161 * cgraph.c (edge_hash, edge_eq): Likewise.
3162 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3163 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3164 reg_attrs_htab_eq): Likewise.
3165 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3167 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3168 const_decl_t, const_state_t, const_automata_list_el_t): New.
3169 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3170 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3171 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3172 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3173 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3174 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3175 compare_max_occ_cycle_nums, out_state_arcs_num,
3176 compare_transition_els_num, units_cmp, state_reservs_cmp):
3178 * genmodes.c (cmp_modes): Likewise.
3179 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3180 * gimplify.c (compare_case_labels): Likewise.
3181 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3182 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3183 * matrix-reorg.c (mtt_info_hash): Likewise.
3184 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3185 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3186 (htab_hash_bucket, htab_hash_elem): Constify.
3187 * tree-browser.c (TB_parent_eq): Likewise.
3188 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3189 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3190 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3191 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3193 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3194 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3195 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3196 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3197 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3199 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3200 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3201 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3202 * tree-ssa-threadupdate.c (redirection_data_hash,
3203 redirection_data_eq): Likewise.
3204 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3205 * tree-ssa.c (var_ann_eq): Likewise.
3206 * tree-vrp.c (compare_case_labels): Likewise.
3207 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3208 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3209 tree_not_check_failed, tree_class_check_failed,
3210 tree_range_check_failed, tree_not_class_check_failed,
3211 omp_clause_check_failed, omp_clause_range_check_failed,
3212 tree_contains_struct_check_failed, tree_operand_check_failed):
3214 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3215 tree_not_check_failed, tree_class_check_failed,
3216 tree_range_check_failed, tree_not_class_check_failed,
3217 tree_operand_check_failed, omp_clause_operand_check_failed,
3218 tree_operand_length): Likewise.
3219 * var-tracking.c (const_variable): New.
3220 (variable_htab_hash, variable_htab_eq): Constify.
3221 * varasm.c (const_desc_hash): Likewise.
3223 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3225 * expr.c (handled_component_p): Constify.
3226 * fold-const.c (fit_double_type): Likewise.
3227 * real.h (real_value_from_int_cst): Likewise.
3228 * tree-flow-inline.h (gimple_in_ssa_p,
3229 gimple_aliases_computed_p, gimple_addressable_vars,
3230 gimple_call_clobbered_vars, gimple_referenced_vars,
3231 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3232 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3233 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3234 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3235 is_label_stmt, is_global_var, phi_ssa_name_p,
3236 factoring_name_p, is_call_clobbered, tree_common_ann,
3237 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3238 unmodifiable_var_p, array_ref_contains_indirect_ref,
3239 ref_contains_array_ref, lookup_subvars_for_var,
3240 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3241 gimple_mem_ref_stats): Likewise.
3242 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3243 may_aliases, is_exec_stmt, is_label_stmt,
3244 ref_contains_array_ref, array_ref_contains_indirect_ref,
3245 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3246 unmodifiable_var_p): Likewise.
3247 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3248 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3249 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3250 cst_and_fits_in_hwi, real_value_from_int_cst,
3251 build_real_from_int_cst, integer_zerop, integer_onep,
3252 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3253 tree_floor_log2, real_zerop, real_onep, real_twop,
3254 real_minus_onep, really_constant_p, purpose_member, chain_member,
3255 list_length, fields_length, int_size_in_bytes, bit_position,
3256 int_bit_position, byte_position, int_byte_position, expr_align,
3257 array_type_nelts, tree_node_structure,
3258 type_contains_placeholder_1, iterative_hash_pointer,
3259 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3260 tree_map_base_eq, type_hash_list, type_hash_eq,
3261 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3262 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3263 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3264 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3265 int_fits_type_p, get_containing_scope, decl_function_context,
3266 decl_type_context, omp_clause_operand_check_failed,
3267 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3268 * tree.h (omp_clause_operand_check_failed, tree_size,
3269 build_real_from_int_cst, array_type_nelts, purpose_member,
3270 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3271 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3272 is_attribute_p, check_qualified_type, expr_align,
3273 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3274 int_byte_position, list_length, fields_length, initializer_zerop,
3275 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3276 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3277 tree_node_structure, handled_component_p, get_containing_scope,
3278 decl_function_context, decl_type_context, real_zerop,
3279 type_num_arguments, fit_double_type, really_constant_p,
3280 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3281 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3282 real_twop, real_minus_onep, int_cst_value): Likewise.
3284 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3286 * cfglayout.c (insn_scope, insn_line): Constify.
3287 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3288 const_double_htab_hash, const_double_htab_eq,
3289 mem_attrs_htab_hash): Likewise.
3290 * loop-iv.c (biv_eq): Likewise.
3291 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3292 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3293 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3295 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3296 error_for_asm, warning_for_asm, _fatal_insn,
3297 _fatal_insn_not_found): Likewise.
3298 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3299 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3300 rtl_check_failed_type2, rtl_check_failed_code1,
3301 rtl_check_failed_code2, rtl_check_failed_code_mode,
3302 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3303 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3304 rtl_check_failed_type2, rtl_check_failed_code1,
3305 rtl_check_failed_code2, rtl_check_failed_code_mode,
3306 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3307 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3308 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3309 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3310 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3311 rtx_unstable_p, get_integer_term, get_related_value,
3312 offset_within_block_p, reg_mentioned_p, count_occurrences,
3313 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3314 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3315 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3316 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3317 find_constant_src, find_reg_fusage, find_regno_fusage,
3318 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3319 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3320 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3321 computed_jump_p, auto_inc_p, in_expr_list_p,
3322 remove_node_from_expr_list, loc_mentioned_in_p,
3323 label_is_jump_target_p, reversed_comparison_code_parts,
3324 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3325 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3326 print_inline_rtx): Likewise.
3327 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3328 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3329 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3330 get_integer_term, get_related_value, offset_within_block_p,
3331 count_occurrences, reg_mentioned_p, no_labels_between_p,
3332 reg_used_between_p, reg_referenced_p, single_set_2,
3333 multiple_sets, set_noop_p, refers_to_regno_p,
3334 reg_overlap_mentioned_p, dead_or_set_p,
3335 covers_regno_no_parallel_p, covers_regno_p,
3336 dead_or_set_regno_p, find_reg_note, find_regno_note,
3337 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3338 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3339 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3340 side_effects_p, may_trap_p_1, may_trap_p,
3341 may_trap_after_code_motion_p, may_trap_or_fault_p,
3342 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3343 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3344 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3345 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3346 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3348 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3349 warning_for_asm): Likewise.
3350 * tree.h (print_rtl): Likewise.
3351 * varasm.c (get_pool_mode): Likewise.
3353 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3355 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3356 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3357 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3358 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3359 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3360 * ddg.c (compare_sccs): Likewise.
3361 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3362 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3363 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3364 decimal_do_fix_trunc, decimal_real_to_integer,
3365 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3366 * dse.c (const_group_info_t): New.
3367 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3368 * dwarf2out.c (const_dw_die_ref): New.
3369 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3370 * tree-browser.c (TB_parent_eq): Likewise.
3371 * unwind-dw2-fde.c (__register_frame_info_bases,
3372 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3373 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3375 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3376 * unwind-dw2.c (uw_frame_state_for): Likewise.
3377 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3378 * value-prof.h (const_histogram_value): New.
3380 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3382 * config/mips/mips.c (machine_function): Add
3383 initialized_mips16_gp_pseudo_p.
3384 (mips16_gp_pseudo_reg): Do not emit the initialization of
3385 mips16_gp_pseudo_rtx when being called from the gimple cost-
3386 calculation routines; emit it on the first use outside those
3389 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3391 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3394 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3395 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3396 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3397 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3398 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3399 Preserve const-ness of parameters through use of __typeof(),
3400 also constify and tidy.
3402 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3403 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3404 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3405 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3406 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3407 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3408 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3409 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3410 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3412 2007-07-25 Julian Brown <julian@codesourcery.com>
3413 Mark Shinwell <shinwell@codesourcery.com>
3415 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3416 (alpha_mangle_type): This.
3417 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3418 (TARGET_MANGLE_TYPE): Define this instead.
3419 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3420 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3421 (arm_init_neon_builtins): Fix comment.
3422 (arm_mangle_map_entry): New.
3423 (arm_mangle_map): New.
3424 (arm_mangle_type): New.
3425 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3426 (ix86_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/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3431 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3432 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3433 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3434 (TARGET_MANGLE_TYPE): Define this instead.
3435 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3437 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3438 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3439 (TARGET_MANGLE_TYPE): Define this instead.
3440 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3441 (s390_mangle_type): This.
3442 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3443 (TARGET_MANGLE_TYPE): Define this instead.
3444 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3445 (sparc_mangle_type): This.
3446 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3447 (TARGET_MANGLE_TYPE): Define this instead.
3448 * cp/mangle.c (write_type): Call mangle_type target hook on all
3449 types before mangling. Use original type, not main variant, as
3451 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3452 (TARGET_MANGLE_TYPE): This.
3453 * target.h (gcc_target): Rename mangle_fundamental_type to
3455 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3456 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3458 2007-07-25 Julian Brown <julian@codesourcery.com>
3459 Paul Brook <paul@codesourcery.com>
3460 Joseph Myers <joseph@codesourcery.com>
3461 Mark Shinwell <shinwell@codesourcery.com>
3463 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3464 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3465 (with_fpu): Allow --with-fpu=neon.
3466 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3467 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3468 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3469 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3470 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3471 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3472 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3473 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3474 (output_move_neon): Add prototypes.
3475 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3476 (all_fpus): Add FPUTYPE_NEON.
3477 (fp_model_for_fpu): Add NEON field.
3478 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3479 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3481 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3483 (thumb2_legitimate_address_p): Likewise.
3484 (neon_valid_immediate): Recognize and prepare constants suitable for
3486 (neon_immediate_valid_for_move): New function. Recognize and prepare
3487 immediates for NEON move instructions.
3488 (neon_immediate_valid_for_logic): New function. Recognize and
3489 prepare immediates for NEON logic instructions.
3490 (neon_output_logic_immediate): New function. Create asm string
3491 suitable for outputting immediate logic instructions.
3492 (neon_pairwise_reduce): New function. Implement reduction using
3493 pairwise operations.
3494 (neon_expand_vector_init): New function. Expand a (possibly
3495 non-constant) vector initialization.
3496 (neon_vector_mem_operand): New function. Memory operands supported
3497 for quad-word loads/stores to/from ARM or NEON registers. Don't
3498 allow base+offset addressing for core regs.
3499 (neon_struct_mem_operand): New function. Valid mems for NEON
3501 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3502 from neon_vector_mem_operand addresses without a secondary register.
3503 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3504 (add_minipool_backward_ref): Likewise.
3505 (dump_minipool): Likewise.
3506 (push_minipool_fix): Likewise.
3507 (output_move_quad): New function. Output quad-word moves, loads and
3508 stores using ARM registers.
3509 (output_move_vfp): Add support for vectors in VFP (NEON) D
3511 (output_move_neon): Output a NEON load/store to/from a quadword
3513 (arm_print_operand): Implement new codes:
3514 - 'c' for unadorned integers (without a # sign).
3515 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3517 - 'e', 'f' for the low and high D parts of a NEON Q register.
3518 - 'q' outputs a NEON Q register.
3519 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3520 - 'T' prints NEON opcode features from a coded bitmask.
3521 - 'F' is similar to T, but signed/unsigned codes both print as
3523 - 't' is similar to T, but 'u' is printed instead of 'p'.
3524 - 'O' prints 'r' if NEON instruction should perform rounding (as
3525 specified by bitmask), else prints nothing.
3526 - '#' is a punctuation character to stop operand numbers from
3527 running together with following digits in the assembler
3528 strings for instructions (when using mode attributes).
3529 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3530 constant vectors in big-endian mode, where necessary.
3531 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3532 Handle EI, OI, CI, XI modes.
3533 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3534 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3535 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3536 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3537 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3539 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3540 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3541 to turn v8qi, etc. into bits defined above.
3542 (neon_itype): New enumeration. Classifications of NEON builtins.
3543 (neon_builtin_datum): Define struct. Contains information about
3544 a single builtin (with multiple modes).
3545 (CF): Define helper macro for...
3546 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3548 (neon_builtin_data): New array. Define information about builtins
3549 for use during initialization/expansion.
3550 (arm_init_neon_builtins): New function.
3551 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3553 (neon_builtin_compare): New function.
3554 (locate_neon_builtin_icode): New function. Find an insn code for a
3555 builtin given a function code for that builtin. Also return type of
3556 builtin (NEON_BINOP, NEON_UNOP etc.).
3557 (builtin_arg): New enumeration. Types of arguments for builtins.
3558 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3559 Takes a variable argument list of builtin_arg types, terminated by
3561 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3562 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3563 (neon_emit_pair_result_insn): New function. Support returning pairs
3564 of vectors via a pointer.
3565 (neon_disambiguate_copy): New function. Set up operands for a
3566 multi-word copy such that registers do not get clobbered.
3567 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3568 ARM_BUILTIN_NEON_BASE.
3569 (arm_file_start): Set float-abi attribute for NEON.
3570 (arm_vector_mode_supported_p): Enable NEON vector modes.
3571 (arm_mangle_map_entry): New.
3572 (arm_mangle_map): New.
3573 (arm_mangle_vector_type): New.
3574 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3576 (TARGET_NEON): New macro. Target supports NEON.
3577 (fputype): Add FPUTYPE_NEON.
3578 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3579 for vectorization based on command-line arg.
3580 (NEON_REGNO_OK_FOR_NREGS): Define.
3581 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3582 (VALID_NEON_STRUCT_MODE): Define.
3583 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3584 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3585 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3586 (consttable_16): Add pattern for outputting 16-byte minipool
3588 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3590 (vec-common.md, neon.md): Include md files.
3591 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3592 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3593 (memory_constraint "Ut", "Un", "Us"): Define.
3594 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3595 (MMX_char): New mode attribute.
3596 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3597 (*add<mode>3_iwmmxt): New insn pattern.
3598 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3599 (*sub<mode>3_iwmmxt): New insn pattern.
3600 (mulv4hi3): Rename to...
3601 (*mulv4hi3_iwmmxt): This.
3602 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3603 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3604 (uminv4hi3, uminv2si3): Remove. Replace with...
3605 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3606 (*umin<mode>3_iwmmxt): These.
3607 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3608 (ashr<mode>3_iwmmxt): This new pattern.
3609 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3610 (lshr<mode>3_iwmmxt): This new pattern.
3611 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3612 (ashl<mode>3_iwmmxt): This new pattern.
3613 * config/arm/neon-docgen.ml: New file. Generate documentation for
3615 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3616 * config/arm/arm_neon.h: New (autogenerated).
3617 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3619 * config/arm/neon.md: New file. Define NEON instructions.
3620 * config/arm/neon.ml: New file. Abstract description of NEON
3621 instructions, used to generate arm_neon.h header, documentation and
3623 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3624 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3626 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3628 (ARM NEON Intrinsics): New subsection.
3629 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3631 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3633 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3636 2007-07-24 Jan Hubicka <jh@suse.cz>
3638 * regclass.c (move_table): New type.
3639 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3640 (init_move_cost): Break out from ...
3641 (init_reg_sets_1): ... here; simplify computation of
3642 have_regs-of_mode and contains_reg_of_mode.
3643 (record_reg_classes): Unswitch internal loops.
3644 (copy_cost): Trigger lazy initialization of move cost
3645 (record_address_regs): Likewise.
3647 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3649 * config/darwin.c (darwin_override_options): Don't force on
3650 flag_var_tracking_uninit when no debug info is requested.
3652 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3654 * cfgloop.c (init_loops_structure): New function.
3655 (flow_loops_find): Create root of the loop tree unconditionally.
3657 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3659 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3661 2007-07-24 Jan Hubicka <jh@suse.cz>
3663 * caller-save.c: Include ggc.h, gt-caller-save.h
3664 (reg_save_code, reg_restore_code): Rename to ...
3665 (cached_reg_save_code, cached_reg_restore_code): ... those.
3666 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3667 (reg_save_code, reg_restore_code): New functions.
3668 (init_caller_save): Do not intialize
3669 reg_save_code/reg_restore_code tables.
3670 * Makefile.in: (gt-caller-save.h): New.
3672 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3674 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3675 with the mode of the original operand instead of
3678 2007-07-23 Jan Hubicka <jH@suse.cz>
3680 * i386.c (ix86_secondary_memory_needed): Break out to...
3681 (inline_secondary_memory_needed): ... here.
3682 (ix86_memory_move_cost): Break out to ...
3683 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3684 maximum of input and output; fix handling of Q_REGS on 64bit.
3685 (ix86_secondary_memory_needed): Microoptimize.
3687 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3689 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3690 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3691 stmts_from_loop, known_dependences_p, build_rdg): New.
3692 * tree-data-ref.h: Depends on graphds.h.
3693 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3694 (build_rdg): Declared.
3695 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3697 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3699 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3702 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3703 Jakub Jelinek <jakub@redhat.com>
3705 PR middle-end/PR28690
3706 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3707 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3708 and MEM_POINTER operands over REG and MEM operands.
3709 (swap_commutative_operands_p): Change return value to bool.
3710 * rtl.h: Update the corresponding prototype.
3711 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3712 instead of gen_rtx_PLUS.
3713 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3714 value to bool. Change function arguments to rtx's and update code
3716 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3717 calls to match the new declaration.
3718 * simplify-rtx.c (simplify_associative_operation): Don't
3719 reorder simplify_binary_operation arguments.
3721 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3723 * config/mips/mips.c (override_options): Use mips_costs to derive
3724 the default branch cost.
3725 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3727 * config/mips/mips.opt (mbranch-cost=): New option.
3728 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3730 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3732 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3733 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3734 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3735 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3737 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3739 * config/mips/constraints.md (ks): New constraint.
3740 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3741 (*add<mode>3_mips16): ...here.
3743 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3745 * optabs.h (enum optab_index): Add new OTI_signbit.
3746 (signbit_optab): Define corresponding macro.
3747 (enum insn_code signbit_optab[]): Remove array.
3748 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3749 (expand_copysign_absneg): If back end provides signbit insn, use it
3750 instead of bit operations on floating point argument.
3751 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3752 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3753 availability of signbit insn.
3755 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3756 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3757 SSE mode is not active.
3758 (isinf<mode>2): Disable for mfpmath=sse,387.
3760 2007-07-22 Ben Elliston <bje@au.ibm.com>
3762 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3764 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3766 2007-07-20 Richard Guenther <rguenther@suse.de>
3768 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3769 integral typed condition.
3770 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3771 booleanness. Only preserve conversions from a non-base
3772 type to a base type, not in general between types with
3773 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3774 * tree.def (COND_EXPR): Document that the condition
3775 can be of any integral type.
3777 2007-07-20 Nigel Stephens <nigel@mips.com>
3778 Richard Sandiford <richard@codesourcery.com>
3780 * config/mips/mips.h (mips_dwarf_regno): Declare.
3781 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3782 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3783 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3784 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3785 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3786 (REG_CLASS_NAMES): Update accordingly.
3787 * config/mips/mips.c (mips_dwarf_regno): New array.
3788 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3789 (mips_subword): Remove special handling for accumulator registers.
3790 (override_options): Initiailize mips_dwarf_regno. Remove use
3792 (mips_swap_registers): New function.
3793 (mips_conditional_register_usage): Swap accumulator registers
3794 around if TARGET_LITTLE_ENDIAN.
3795 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3796 * config/mips/constraints.md (h, l): Use the endianness to choose
3797 between MD0_REG and MD1_REG.
3798 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3799 alternative-dependent template.
3801 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3803 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3806 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3808 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3809 predecessor fallthru flags.
3811 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3813 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3814 of compare to the same type.
3815 * cfgloopmanip.c (add_loop): Update information about loop exits.
3816 (loop_version): Remove the innermost loop requirement.
3817 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3818 to sizetype for pointers.
3820 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
3822 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3823 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3824 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3826 * config/dfp-bit.c: Empty for TFmode conversions.
3828 2007-07-18 Caroline Tice <ctice@apple.com>
3830 * var-tracking.c (find_src_status): Check for COND_EXEC insns
3831 and handle them correctly; check that src is not NULL before
3833 (find_src_set_src): Likewise.
3835 2007-07-18 Bob Wilson <bob.wilson@acm.org>
3837 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3838 (struct alignment_context, init_alignment_context): New.
3839 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3840 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3841 (XCHAL_HAVE_S32C1I): Likewise.
3842 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3843 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3844 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3845 (ATOMIC, HQI): New macros.
3846 (memory_barrier, *memory_barrier): New.
3847 (sync_lock_releasesi): New.
3848 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3849 (sync_lock_test_and_set<mode>): New.
3850 (sync_<atomic><mode>): New.
3851 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3852 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3853 (xtensa_expand_atomic): New.
3855 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3859 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3860 transformation for builtin ISNORMAL.
3861 (expand_builtin): Handle BUILT_IN_ISNORMAL.
3862 * builtins.def (BUILT_IN_ISNORMAL): New.
3863 * doc/extend.texi: Document isnormal.
3865 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3869 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3870 optabs infrastructure. Provide generic implementation for
3872 (expand_builtin): Handle FINITE/ISFINITE.
3873 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3874 (fold_builtin_1): Likewise.
3876 * builtins.def (BUILT_IN_ISFINITE): New.
3878 * doc/extend.texi: Document isfinite.
3880 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3885 * builtins.c (expand_builtin_interclass_mathfn): Provide a
3886 generic fallback for isinf.
3887 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3888 calculation code ...
3889 * real.c (get_max_float): ... to here.
3890 * real.h (get_max_float): New.
3892 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3896 * builtin-attrs.def (ATTR_TYPEGENERIC,
3897 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3899 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3900 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3901 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3902 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3904 * c-common.c (handle_type_generic_attribute): New.
3905 (c_common_attribute_table): Add "type generic".
3907 * c-typeck.c (convert_arguments): Handle "type generic" functions.
3909 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
3911 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
3912 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
3915 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3918 * config/cris/cris.c (cris_print_index): Don't use XEXP before
3919 checking that the operand is an expression.
3921 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
3922 Danny Smith <dannysmith@users.sourceforge.net>
3925 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
3926 file mapping object in local namespace if Windows version later
3929 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3931 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
3932 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
3933 arm_cannot_force_const_mem.
3934 (arm_cannot_force_const_mem): New function.
3935 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
3936 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
3937 of arm_tls_referenced_p.
3938 * config/arm/arm.md (movsi): Split out-of-section constants when
3939 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
3940 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3942 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3944 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
3946 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3948 * config/mips/mips.md (*extendqihi2): Convert the destination
3951 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3953 * config/pa/fptr.c: Update license header.
3954 * config/pa/milli64.S: Likewise.
3956 2007-07-17 Nick Clifton <nickc@redhat.com>
3958 * COPYING_v3: New file. Contains version 3 of the GNU General
3960 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
3961 Lesser General Public License.
3962 * doc/include/gpl_v3.texi: New file. Contains version 3 of
3963 the GNU General Public License.
3965 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
3967 PR rtl-optimization/32773
3968 * cfglayout.c (force_one_exit_fallthru): New function.
3969 (cfg_layout_finalize): Use it.
3971 2007-07-16 Richard Guenther <rguenther@suse.de>
3972 Uros Bizjak <ubizjak@gmail.com>
3974 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
3975 before forcing it to gimple operand.
3977 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3978 David Ung <davidu@mips.com>
3980 * config/mips/mips.h (TUNE_24K): Define.
3981 (TUNE_MACC_CHAINS): Add TUNE_24K.
3982 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
3984 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
3985 (r74k_int_madd): .. this new reservation.
3986 (define_bypass): Fixed bypasses for r74k_int_madd to use
3988 * config/mips/24k.md (define_bypass): Define new
3989 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
3991 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3992 Nigel Stephens <nigel@mips.com>
3994 * config/mips/mips.md: Include 20kc.md.
3995 * config/mips/20kc.md: New file.
3996 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
3997 (mips_adjust_cost): Tweak for 20Kc.
3998 (mips_issue_rate): Likewise.
3999 * config/mips/mips.h (TUNE_20KC): Define.
4001 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4003 * config/rs6000/rs6000.c (struct processor_cost): Add
4004 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4006 (*_cost): Add cache information.
4007 (rs6000_override_options): Set cache parameters.
4009 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4012 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4013 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4015 2007-07-16 Paul Brook <paul@codesourcery.com>
4018 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4019 (cirrus_thumb2_movsi_insn): Ditto.
4021 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4023 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4026 2007-07-15 Andrew Haley <aph@redhat.com>
4028 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4029 before looking in the context.
4031 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4035 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4036 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4037 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4038 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4039 to generate .CALLINFO statement.
4040 (hppa_expand_prologue): Set rp_saved.
4041 (hppa_expand_epilogue): Use rp_saved.
4042 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4043 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4045 2007-07-14 Dirk Mueller <dmueller@suse.de>
4047 * omega.c (coalesce): Fix memory leak on early exit.
4048 * matrix-reorg.c (check_allocation_function): Likewise.
4049 * tree-vect-transform.c (vect_get_new_vect_var): free result
4051 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4052 pass pointer to edge vector
4053 (partition_hot_cold_basic_blocks): Fix memory leak.
4054 * collect2.c (prefix_from_string): Free temporary storage.
4055 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4057 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4059 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4060 (DO_GLOBAL_DTORS_BODY): Likewise.
4062 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4063 Nigel Stephens <nigel@mips.com>
4065 * config/mips/mips.c (mips_classify_symbol): Don't return
4066 SYMBOL_SMALL_DATA for constant pool addresses if
4067 TARGET_EMBEDDED_DATA is true.
4069 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4071 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4072 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4073 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4074 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4075 __builtin_ia32_storehps, __builtin_ia32_storelps,
4076 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4077 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4078 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4079 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4080 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4081 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4082 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4083 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4084 using def_builtin_const.
4086 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4088 PR tree-optimization/32705
4089 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4090 (simplify_binary_expression): Use SSA_VAL consistently.
4092 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4094 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4095 (SPEFSCR_REGNO): Delete definition.
4096 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4097 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4098 * config/rs6000/rs6000.h: Do not define *_REGNO.
4099 LINK_REGISTER_REGNUM -> LR_REGNO.
4100 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4101 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4102 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4103 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4104 R_VRSAVE, R_VSCR. Use them.
4105 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4106 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4107 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4108 * config/rs6000/aix.h: Define R_LR. Use it.
4110 2007-07-13 Caroline Tice <ctice@apple.com>
4112 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4113 flag_var_tracking is explicitly turned off (i.e. when variable
4114 tracking is not feasible); otherwise, turn flag_var_tracking on when
4115 flag_var_tracking_uninit is on.
4116 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4117 note definitions, to allow recording of initialization status in the
4119 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4120 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4121 determine if two note locations are equal.
4122 (output_loc_list): Don't output list entries whose start & end labels
4124 (reg_loc_descriptor): Add parameter for initialization status; pass it
4125 to other loc descriptor functions.
4126 (one_reg_loc_descriptor): Add parameter for initialization status;
4127 check its value and add DW_OP_GNU_uninit to returned loc descr if
4129 (multiple_reg_loc_descriptor): Add parameter for initialization
4131 pass init status argument to other loc descriptor functions; check
4132 value of intialization parameter and add DW_OP_GNU_uninit to returned
4133 loc descr if appropriate.
4134 (based_loc_descr): Add parameter for initialization status; add new
4135 variable for return value; check value of initialization parameter and
4136 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4137 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4138 pass init status argument to other loc descriptor functions; check
4139 value of intialization parameter and add DW_OP_GNU_uninit to returned
4140 loc descr if appropriate.
4141 (mem_loc_descriptor): Likewise.
4142 (concat_loc_descriptor): Likewise.
4143 (concatn_loc_descriptor): Likewise.
4144 (loc_descriptor): Add parameter for initialization status; pass it as
4145 argument to other loc descriptor function calls.
4146 (loc_descriptor_from_tree_1): Add appropriate initialization status
4147 to loc descriptor function calls.
4148 (add_location_or_const_value_attribute): Get initialization status
4149 from VAR_LOCATION note; add initialization status to loc descriptor
4151 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4152 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4153 status is uninitialized, add "[uninint]" to output.
4154 * common.opt (fvar-tracking-uninit): New option, similar to
4155 fvar-tracking, to turn on tracking of uninitialized variables; creates
4156 a new global flag, flag_var_tracking_uninit.
4157 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4158 (enum var_init_status): New type, for var initialization status field.
4159 * var-tracking.c (struct location_chain_def): Two new fields, init,
4160 for initialization status, and set_src for the assignment value expr.
4161 (unshare_variable): New parameter for initialization status;
4162 initialize new init and set_src fields.
4163 (var_reg_set): New parameters for initialization status and value;
4164 pass them to set_variable_part.
4165 (var_mem_set): Likewise.
4166 (get_init_value): New function.
4167 (var_reg_delete_and_set): New initialization status & value
4168 parameters; add call to get_init_value if status is unknown; pass new
4169 parameters to clobber_variable_part and var_reg_set.
4170 (var_mem_delete_and_set): Likewise.
4171 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4172 (var_mem_delete): Likewise.
4173 (variable_union): Pass status to unshare_variable; initialize new init
4174 and set_src fields. If flag_var_tracking_uninit is not set, force
4175 status to initialized.
4176 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4177 used later to get the set_src value.
4178 (find_src_status): New function.
4179 (find_src_set_src): New function.
4180 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4181 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4182 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4183 and var_mem_delete_and_set.
4184 (dump_variable): Print out "[uninit]" if appropriate.
4185 (set_variable_part): Add new initialization and set_src parameters;
4186 pass status to unshare_variable; set node->init and node- >set_src
4187 fields and modify slot in hash table appropriately; save the init and
4188 set_src values if appropriate and assign to the new node.
4189 (clobber_variable_part): New set_src parameter; if two nodes have
4190 same variable and same location but different set_src (assignment)
4191 values, clobber old node.
4192 (delete_variable_part): Pass init status to unshare_variable.
4193 (emit_note_insn_var_location): Add initialized var; assign var's init
4194 status to new 'initialized'; pass new init status field to calls to
4195 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4196 status to initialized.
4197 (emit_notes_in_bb): Pass initialization status to calls to
4198 var_reg_set, var_mem_set, var_reg_delete_and_set and
4199 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4200 var_reg_delete_and_set and var_mem_delete_and_set; call
4201 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4202 make up for change in add_stores.
4203 (vt_add_function_parameters): Add status to calls to
4205 * config/darwin.c (darwin_override_options): Turn on uninitialized
4206 tracking automatically, if var_tracking is on and the system is
4209 2007-07-13 Sa Liu <saliu@de.ibm.com>
4211 * config.gcc: Add options for arch and tune on SPU.
4212 * config/spu/predicates.md: Add constant operands 0 and 1.
4213 * config/spu/spu-builtins.def: Add builtins for double precision
4214 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4215 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4217 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4219 * config/spu/spu-protos.h: Add new function prototypes.
4220 * config/spu/spu.c (spu_override_options): Check options -march and
4222 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4223 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4225 (spu_const_from_int): New. Create a vector constant from 4 ints.
4226 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4227 (spu_emit_vector_compare): New. Emit vector compare.
4228 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4229 * config/spu/spu.h: Add options -march and -mtune. Define processor
4230 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4231 CANONICALIZE_COMPARISON.
4232 * config/spu/spu.md: Add new insns for double precision compare
4233 and double precision vector compare. Add vcond and smax/smin patterns
4234 to enable DFmode vector conditional expression.
4235 * config/spu/spu.opt: Add options -march and -mtune.
4236 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4237 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4238 both CELL and CELLEDP targets: spu_testsv.
4239 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4242 2007-07-13 Richard Guenther <rguenther@suse.de>
4244 PR tree-optimization/32721
4245 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4246 TREE_THIS_VOLATILE on the folded reference.
4247 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4248 if the array reference has TREE_THIS_VOLATILE set.
4250 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4253 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4255 2007-07-13 Andreas Schwab <schwab@suse.de>
4257 * gengtype-lex.l: Allow declarations to be indented.
4259 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4261 * ginclude/tgmath.h: New.
4262 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4263 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4264 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4265 * configure: Regenerate.
4267 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4269 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4270 correct index when setting register save state for xd
4273 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4275 * config/sh/sh.c (mark_use): Remove.
4277 2007-07-12 Paul Brook <paul@codesourcery.com>
4279 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4280 reg does not overlap return value.
4282 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4284 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4285 (set_expression_vuses): Ditto.
4286 (init_pre): Initialize expression_vuses.
4288 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4290 * config/i386/sse.md (storentdf, storentsf): New.
4292 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4294 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4296 * tree.c (build_decl_stat): Move code from here...
4297 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4298 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4299 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4300 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4301 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4304 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4305 Devang Patel <dpatel@apple.com>
4307 PR tree-optimization/25413
4308 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4309 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4310 * tree.h (contains_packed_reference): New.
4311 * expr.c (contains_packed_reference): New.
4312 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4313 (vect_enhance_data_refs_alignment): Call
4314 vector_alignment_reachable_p.
4315 * target.h (vector_alignment_reachable): New builtin.
4316 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4317 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4318 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4320 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4322 * target.h (builtin_vectorization_cost): Add new target builtin.
4323 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4324 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4325 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4326 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4327 uninitialized variables.
4328 * tree-vect-transform.c (cost_for_stmt): New function.
4329 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4330 using cost 1 for all scalar stmts. Be less conservative when
4331 estimating the number of prologue/epulogue iterations. Call
4332 targetm.vectorize.builtin_vectorization_cost. Return
4333 min_profitable_iters-1.
4334 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4335 initialization cost instead of TARG_VEC_STMT_COST. Use
4336 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4337 epilogue code. Fix epilogue cost computation.
4338 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4339 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4340 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4341 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4342 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4343 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4345 2007-07-12 Richard Guenther <rguenther@suse.de>
4347 * gimplify.c (gimplify_conversion): Make sure that the result
4348 from maybe_fold_offset_to_reference is trivially convertible
4349 to the desired type before doing the simplification.
4350 (gimplify_expr): Likewise.
4351 * fold-const.c (fold_binary): Use the correct types for
4352 building the simplified expression.
4354 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4356 PR rtl-optimization/32729
4357 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4358 that fallthru to exit.
4360 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4362 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4363 (symDTPOFF2reg): Likewise.
4365 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4367 PR tree-optimization/32663
4369 * tree.h (VALUE_HANDLE_VUSES): Remove.
4370 (struct tree_value_handle): Remove vuses.
4372 * tree-vn.c (create_value_handle_for_expr): Don't set
4375 * tree-ssa-pre.c (expression_vuses): New.
4376 (alloc_expression_id): Set up expression_vuses.
4377 (get_expression_vuses): New.
4378 (set_expression_vuses): Ditto.
4379 (clear_expression_ids): Modify for expression_vuses.
4380 (phi_translate_1): Ditto.
4381 (phi_translate_set): Ditto.
4382 (value_dies_in_block_x): Ditto
4383 (valid_in_sets): Ditto.
4384 (add_to_sets): Ditto.
4385 (find_existing_value_expr): Ditto.
4386 (create_value_handle_for_expr): Ditto.
4387 (make_values_for_stmt): Ditto.
4388 (vuse_equiv): Remove.
4390 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4392 * Makefile.in (mostlyclean): Remove object files.
4394 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4396 * toplev.c (no_new_pseudos): Deleted.
4397 * rtl.h (no_new_pseudos): Deleted.
4398 * tree-pass.h (pass_no_new_pseudos): Deleted.
4399 * passes.c (pass_no_new_pseudos): Deleted.
4400 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4401 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4402 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4404 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4405 * rtlhooks.c (gen_lowpart_general): Ditto.
4406 * optabs.c (prepare_operand): Ditto.
4407 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4409 * modulo-sched.c (rest_of_handle_sms): Ditto.
4410 * see.c (rest_of_handle_see): Ditto.
4411 * ifcvt.c (if_convert): Ditto.
4412 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4414 * init-regs.c (gate_initialize_regs): Deleted set of
4416 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4417 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4418 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4420 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4423 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4424 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4425 (*vec_extractv2di_1_rex64): New insn pattern.
4427 2007-07-11 David Daney <ddaney@avtrex.com>
4429 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4430 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4431 for SIGNAL_UNWIND_RETURN_COLUMN.
4432 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4433 (DWARF_FRAME_REGNUM): Rewrite.
4434 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4436 2007-07-11 Nick Clifton <nickc@redhat.com>
4438 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4439 delta and use gen_int_mode in place of GET_INT instead.
4441 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4443 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4446 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4448 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4449 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4451 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4452 (USE_CANONICAL_TYPES): New.
4453 * doc/invoke.texi (verify-canonical-types): Remove.
4454 (use-canonical-types): Add.
4456 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4458 * config/spu/spu.c (spu_optimization_options): Remove setting of
4459 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4460 (spu_override_options): Move it here.
4462 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4464 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4465 * config/mips/mips.c (mips_cpu_info_table): Mention
4466 MIPS_ISA_LEVEL_SPEC in the comment.
4468 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4470 PR tree-optimization/32713
4471 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4473 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4476 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4477 conditional to flag_isoc99.
4478 (c_common_init_options): Do it here, unconditionally.
4480 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4482 PR tree-optimization/32589
4483 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4484 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4485 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4486 predicate, extracted from...
4487 (set_rhs): ...here. Call it for the expression on entry.
4488 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4489 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4490 (simplify_binary_expression): Use valid_gimple_expression_p
4491 to validate the simplification.
4492 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4494 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4496 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4497 DWARF2_DEBUG on 32 bit target too.
4498 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4500 2007-07-11 Nick Clifton <nickc@redhat.com>
4502 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4503 version for 64-bit hosts.
4505 2007-07-10 David Daney <ddaney@avtrex.com>
4507 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4509 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4511 * config/mips/mips.c (mips_expand_synci_loop): New function.
4512 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4513 (UNSPEC_RDHWR): Same.
4514 (UNSPEC_SYNCI): Same.
4515 (UNSPEC_SYNC): Same.
4516 (clear_cache): New expand.
4520 (clear_hazard): Same.
4521 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4523 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4524 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4526 2007-07-10 Ian Lance Taylor <iant@google.com>
4528 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4531 2007-07-10 David Daney <ddaney@avtrex.com>
4533 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4534 * builtins.c (expand_builtin___clear_cache): New function.
4535 (expand_builtin): Call expand_builtin___clear_cache for
4536 BUILT_IN_CLEAR_CACHE case.
4537 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4538 * doc/md.texi (clear_cache): Document new instruction pattern.
4539 * testsuite/gcc.dg/builtins-64.c: New test.
4541 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4543 * config/cris/cris.md ("movsi"): Fix typo in last change.
4545 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4548 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4550 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4551 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4552 for FUNCTION_DECLs. Don't use align_functions_log if
4554 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4555 even for FUNCTION_DECLs.
4556 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4558 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4559 (DECL_FUNCTION_CODE): Update for new location and name of
4561 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4562 (struct tree_decl_common): Move 'align' and 'off_align' out
4563 of union, ensure they're still on a 32-bit boundary. Remove
4564 other fields in union 'u1'.
4565 (struct tree_function_decl): Add field 'function_code' replacing
4566 'u1.f' in tree_decl_common.
4567 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4568 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4569 (Variable Attributes): Cross-reference 'aligned' attribute
4570 to Function Attributes.
4571 * flags.h (force_align_functions_log): Delete.
4572 * toplev.c (force_align_functions_log): Delete.
4574 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4577 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4578 (*vec_concatv2di_rex): New insn pattern.
4580 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4583 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4585 2007-07-10 Ian Lance Taylor <iant@google.com>
4587 Replace no_new_pseudos in backends.
4588 * rtl.h (can_create_pseudo_p): Define.
4589 * config/darwin.c (machopic_indirect_data_reference): Use
4590 can_create_pseudo_p () instead of no_new_pseudos.
4591 (machopic_indirect_data_reference): Likewise.
4592 (machopic_legitimize_pic_address): Likewise.
4593 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4594 (alpha_emit_set_const_1): Likewise.
4595 (alpha_emit_set_const): Likewise.
4596 (alpha_emit_conditional_move): Likewise.
4597 (alpha_split_conditional_move): Likewise.
4598 * config/alpha/alpha.md (various splitters): Likewise.
4600 * config/arm/arm.c (legitimize_pic_address): Likewise.
4601 (arm_load_pic_register): Likewise.
4602 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4603 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4604 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4605 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4606 * config/cris/cris.md (movsi): Likewise.
4607 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4608 (symGOTOFF2reg_hilo): Likewise.
4609 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4610 * config/h8300/h8300.md (insv, extzv): Likewise.
4611 * config/i386/i386.c (ix86_expand_move): Likewise.
4612 (ix86_expand_vector_move): Likewise.
4613 (ix86_prepare_fp_compare_args): Likewise.
4614 (ix86_expand_carry_flag_compare): Likewise.
4615 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4616 (tls_dynamic_gnu2_combine_32): Likewise.
4617 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4618 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4619 (ia64_expand_movxf_movrf): Likewise.
4620 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4621 (m32c_split_move): Likewise.
4622 (m32c_expand_insv): Likewise.
4623 * config/m68k/m68k.md (movsi): Likewise.
4624 * config/mips/mips.c (mips_force_temporary): Likewise.
4625 (mips_split_symbol): Likewise.
4626 (mips_move_integer): Likewise.
4627 (mips_legitimize_const_move): Likewise.
4628 * config/mn10300/mn10300.md (movsi): Likewise.
4629 * config/pa/pa.c (emit_move_sequence): Likewise.
4630 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4631 (rs6000_got_register): Likewise.
4632 (create_TOC_reference): Likewise.
4633 (rs6000_machopic_legitimize_pic_address): Likewise.
4634 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4635 (various splitters): Likewise.
4636 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4637 (movsi_got): Likewise.
4638 * config/s390/s390.c (emit_symbolic_move): Likewise.
4639 * config/s390/s390.md (movhi, movqi): Likewise.
4640 (load_multiple, store_multiple): Likewise.
4641 * config/score/score.c (score_force_temporary): Likewise.
4642 * config/sh/sh.c (prepare_move_operands): Likewise.
4643 (prepare_cbranch_operands): Likewise.
4644 (emit_fpu_switch): Likewise.
4645 (fpscr_set_from_mem): Likewise.
4646 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4647 (adddi3, subsi3): Likewise.
4648 (various splitters): Likewise.
4649 (divsi_inv_fp_combine): Likewise.
4650 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4651 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4653 * config/sh/predicates.md (xor_operand): Likewise.
4654 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4655 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4656 (movdi_pic_label_ref): Likewise.
4657 * config/spu/spu.c (spu_split_immediate): Likewise.
4658 * config/alpha/alpha.md (various splitters): Remove test
4659 !no_new_pseudos || reload_completed.
4660 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4662 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4663 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4664 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4665 * config/score/score.c (th_output_mi_thunk): Likewise.
4666 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4667 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4669 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4671 PR rtl-optimization/32664
4672 * mode-switching.c (create_pre_exit): Skip barrier insns.
4674 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4676 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4677 force_gimple_operand_bsi.
4678 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4679 rewrite_use_compare): Ditto.
4680 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4682 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4683 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4684 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4685 * tree-profile.c (prepare_instrumented_value,
4686 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4687 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4688 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4689 tree_gen_ior_profiler): Ditto.
4690 * tree-ssa-reassoc.c (negate_value): Ditto.
4691 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4692 Use force_gimple_operand_bsi.
4693 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4694 * tree-if-conv.c (add_to_dst_predicate_list,
4695 find_phi_replacement_condition): Ditto.
4696 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4697 Call mark_symbols_for_renaming for new statements.
4698 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4700 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4702 * cfghooks.c (remove_edge): New function.
4703 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4705 * cfghooks.h (remove_edge): Declare.
4706 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4707 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4709 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4711 * optabs.h: Added declaration for signbit_optab.
4712 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4713 * genoptinit.c (optabs): Added entry for signbit insns.
4714 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4716 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4717 * config/s390/s390.md (signbit<mode>2): New expander.
4719 2007-07-09 Richard Guenther <rguenther@suse.de>
4722 * fold-const.c (fold_plusminus_mult_expr): Move constant
4723 arguments second to allow decomposing.
4725 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4728 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4730 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4731 Disregard DECL_FROM_INLINE.
4733 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4736 * doc/invoke.texi: Add ftree-reassoc flag.
4737 * common.opt (ftree-reassoc): New flag.
4738 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4739 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4741 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4743 PR tree-optimization/32681
4744 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4745 saved in second_edge->aux when first_bb is a loop header.
4747 2007-07-09 Jan HUbicka <jh@suse.cz>
4749 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4751 2007-07-09 Richard Guenther <rguenther@suse.de>
4753 * c-decl.c (start_function): Do not promote return type.
4755 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4757 * function.c (do_warn_unused_parameter): Do not warn if
4758 TREE_NO_WARNING is set.
4760 2007-07-08 Andreas Schwab <schwab@suse.de>
4762 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4764 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4767 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4769 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4770 apply to assembly language, too.
4771 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4773 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4775 Revert (note the sccvn portions are *not* reverted)
4776 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4778 Fix PR tree-optimization/23488
4780 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4782 * tree-flow-inline.h (get_value_handle): Ditto.
4783 * tree-ssa-pre.c (decl_vh_map): New.
4784 (decl_node_pool): New.
4785 (can_value_number_operation): Support DECL_P.
4786 (can_PRE_operation): Ditto.
4787 (create_expression_by_pieces): Ditto.
4788 (find_existing_value_expr): Modify to differnetiate between
4789 addressing and top level.
4790 (create_value_handle_for_expr): Handle DECL's.
4791 (poolify_tree): Ditto.
4792 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4793 (make_values_for_stmt): Handle DECL's properly.
4794 (init_pre): Reorg to not init useless things during FRE.
4796 * tree-flow.h: Include pointer-set.h.
4797 (decl_vh_map): Declare.
4798 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4800 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4802 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4803 the constraint description.
4804 * doc/md.texi: Update documentation of AVR constraints.
4806 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4808 * auto-inc-dec.c, config/arm/arm.c,
4809 config/m32r/constraints.md, config/mips/mips.md,
4810 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4811 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4812 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
4813 typos. Follow spelling conventions.
4814 * doc/invoke.texi, doc/rtl.texi: Fix typos.
4816 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4817 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4819 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
4820 realloc_vuse): Remove.
4821 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
4824 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4826 Fix PR tree-optimization/23488
4828 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
4829 (try_to_simplify): Ditto.
4831 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4833 * tree-flow-inline.h (get_value_handle): Ditto.
4834 * tree-ssa-pre.c (decl_vh_map): New.
4835 (decl_node_pool): New.
4836 (can_value_number_operation): Support DECL_P.
4837 (can_PRE_operation): Ditto.
4838 (create_expression_by_pieces): Ditto.
4839 (find_existing_value_expr): Modify to differnetiate between
4840 addressing and top level.
4841 (create_value_handle_for_expr): Handle DECL's.
4842 (poolify_tree): Ditto.
4843 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4844 (make_values_for_stmt): Handle DECL's properly.
4845 (init_pre): Reorg to not init useless things during FRE.
4847 * tree-flow.h: Include pointer-set.h.
4848 (decl_vh_map): Declare.
4849 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4851 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4853 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4854 apply to assembly language, too.
4855 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4857 2007-07-06 Ian Lance Taylor <iant@google.com>
4858 Zack Weinberg <zackw@panix.com>
4861 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
4863 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4865 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
4866 (prefetch): Likewise if "pref" would be used.
4868 2007-07-06 Josh Conner <jconner@apple.com>
4872 * calls.c (store_one_arg): Handle arguments which are partially
4873 on the stack when detecting argument overlap.
4875 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
4877 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
4878 chosen during find_reloads.
4880 2007-07-06 Richard Guenther <rguenther@suse.de>
4882 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
4883 TYPE_ARG_TYPES for verification of argument types. Use
4884 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
4885 parameters as variable arguments.
4887 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
4889 * libgcc2.h (word_type): Type definition removed.
4890 (cmp_return_type, shift_count_type): Type definitions added.
4891 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4892 replaced with shift_count_type.
4893 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4895 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
4896 changed from word_type to Wtype.
4897 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4898 replaced with shift_count_type.
4899 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4901 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
4902 and libgcc_shift_count attribute added.
4903 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
4904 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
4905 (TARGET_INITIALIZER): New target hooks added.
4906 * targhooks.c (default_libgcc_cmp_return_mode,
4907 default_libgcc_shift_count_mode): Default implementations for the new
4909 * targhooks.h (default_libgcc_cmp_return_mode,
4910 default_libgcc_shift_count_mode): Function prototypes added.
4911 * target.h (struct gcc_target): Fields for the new target hooks added.
4912 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
4914 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
4917 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
4918 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
4920 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
4921 s390_libgcc_shift_count_mode): Functions added.
4922 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
4923 Target hooks defined.
4925 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4927 * config/mips/mips.c (compute_frame_size): Restore the original
4928 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
4929 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
4930 Document why the difference is needed.
4932 2007-07-06 Richard Guenther <rguenther@suse.de>
4934 * c-common.c (boolean_increment): Use correctly typed
4937 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4939 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
4940 the topmost argument register is not also included in the save mask.
4941 (mips16e_collect_argument_save_p): Take a pointer to the argument
4942 register, rather than a pointer to the number of arguments.
4943 (mips16e_collect_argument_saves): Only include argument saves
4944 that aren't in the register mask.
4946 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
4948 PR rtl-optimization/32450
4949 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
4950 to ensure that instructions are not moved into the prologue when
4951 profiling is on. Remove unused prologue_end variable.
4952 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
4953 as a scheduling barrier.
4955 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4958 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4959 Disregard DECL_FROM_INLINE.
4961 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
4963 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
4964 IORing with a constant.
4966 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
4968 PR rtl-optimization/32475
4969 * df-scan.c (df_def_record_1): Add a use of the stack pointer
4970 for every definition of the stack pointer.
4972 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
4974 * arm.c (vfp3_const_double_index): Copy signed results of
4975 REAL_VALUE_TO_INT into unsigned vars.
4977 2007-07-05 Richard Guenther <rguenther@suse.de>
4980 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
4982 * tree-ssa.c (useless_type_conversion_p): Check canonical
4985 2007-07-05 Anatoly Sokolov <aesok@post.ru>
4987 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
4988 zero_extendhisi2): Change to define_insn_and_split.
4989 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
4991 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
4993 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
4994 pass_match_asm_constraints): New.
4995 * passes.c (init_optimization_passes): Add new pass.
4996 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
4997 * function.h (struct function): Add has_asm_statement bit.
4998 (current_function_has_asm_statement): New.
4999 * tree-pass.h (pass_match_asm_constraints): New.
5001 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5003 * config/mips/mips.c (mips_file_start): Avoid declaration
5006 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5008 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5010 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5012 * rtl.def (NOTE): Change print format string to print
5013 operand 5 as a note insn name.
5015 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5016 David Ung <davidu@mips.com>
5018 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5019 * doc/invoke.texi: (MIPS Options): Document them.
5021 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5022 David Ung <davidu@mips.com>
5024 Add support for SmartMIPS ASE.
5026 * optabs.c (expand_binop_directly): New, broken out from...
5027 (expand_binop): Here. Make it try rotating in the other
5028 direction even when the second operand isn't constant.
5029 * config/mips/mips.md (*lwxs): New.
5030 * config/mips/mips.opt (msmartmips): New.
5031 * config/mips/mips.c (mips_lwxs_address_p): New.
5032 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5033 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5034 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5035 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5036 (ISA_HAS_LWXS): New.
5037 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5038 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5039 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5040 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5041 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5042 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5043 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5045 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5047 * tree-vectorizer.c (new_loop_vec_info): Initialize
5048 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5049 * tree-vectorizer.h (_loop_vec_info): Added new filed
5050 min_profitable_iters.
5051 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5052 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5053 * tree-vect-analyze.c (vect_analyze_operations): Set
5054 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5055 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5056 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5057 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5058 and prologue cost to after they are computed.
5059 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5061 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5062 of creating vectors from scalars according to dt.
5063 (vect_model_store_cost): Likewise.
5064 (vectorizable_call): Use dt array instead of scalar dt. Call
5065 vect_model_simple_cost with additional argument dt.
5066 (vectorizable_assignment): Likewise.
5067 (vectorizable_operation): Likewise.
5068 (vectorizable_type_demotion): Likewise.
5069 (vectorizable_type_promotion): Likewise.
5070 (vectorizable_store): Use dt array instead of scalar dt. Call
5071 vect_model_store_cost with additional argument dt.
5072 (vect_do_peeling_for_loop_bound): Don't call
5073 vect_estimate_min_profitable_iters. Instead, lookup
5074 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5075 "may not be profitable".
5077 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5080 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5081 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5082 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5083 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5085 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5087 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5088 addressing modes cheaper.
5090 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5092 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5093 (dw_ranges_struct): Rename block_num to num. Adjust.
5094 (dw_ranges_by_label_struct): New.
5095 (ranges_by_label, ranges_by_label_allocated,
5096 ranges_by_label_in_use): New variables.
5097 (add_ranges_num): Factored most of the code out of...
5098 (add_ranges): ... this one. Rewrite in terms of the former.
5099 (add_ranges_by_labels): New.
5100 (output_ranges): Output by-label ranges.
5101 (dwarf2out_finish): Output range for multiple-section
5102 compile_unit. Output standard DW_AT_low_pc in addition to
5103 unexpected DW_AT_entry_pc.
5105 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5107 PR tree-optimization/32604
5108 PR tree-optimization/32606
5110 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5111 (compute_antic_safe): Removed.
5112 (ANTIC_SAFE_LOADS): Ditto.
5113 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5114 (execute_pre): Don't call compute_antic_safe.
5115 (vuse_equiv): New function.
5116 (make_values_for_stmt): Use it
5117 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5120 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5123 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5125 (avr_attribute_table): Make "naked" attribute apply to function types
5126 rather than to decls.
5127 (avr_handle_fntype_attribute): New function.
5129 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5131 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5134 2007-07-04 David Ung <davidu@mips.com>
5135 Joseph Myers <joseph@codesourcery.com>
5137 * config/mips/mips.md (type): Add logical, signext and move.
5138 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5139 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5140 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5141 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5142 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5143 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5144 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5145 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5146 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5147 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5148 movv2sf_hardfloat_64bit): Use the new types.
5149 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5150 *movdf_softfloat, *movdf_mips16): Use "multi".
5151 (extendqihi2): Replace with a define_expand.
5152 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5153 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5154 * config/mips/74k.md (r74k_int_logical): New reservation and
5156 (r74k_int_arith): Remove "slt".
5157 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5158 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5159 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5160 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5161 reservations for "arith".
5163 2007-07-04 Richard Guenther <rguenther@suse.de>
5165 * tree-ssa.c (useless_type_conversion_p): Add handling for
5166 scalar float and vector types. Only call the types_compatible_p
5167 langhook for aggregate types as last resort. Follow the
5170 2007-07-04 Richard Guenther <rguenther@suse.de>
5172 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5173 the same as NOP_EXPR.
5175 2007-07-04 Nick Clifton <nickc@redhat.com>
5177 * target.h (struct gcc_target): Add target_help field.
5178 * target-def.h (TARGET_HELP): New.
5179 (TARGET_INITIALIZER): Use TARGET_HELP.
5180 * opts.c (command_handle_option): Invoke target_help function, if
5181 defined, when the user has specified --target-help on the command
5183 * doc/invoke.texi: Mention that --target-help might print
5184 additional information.
5185 * doc/tm.texi: Document TARGET_HELP hook.
5187 * arm.c (TARGET_HELP): Override default definition.
5188 (arm_target_help): New - display a wrapped list of cores and
5189 architectures supported.
5191 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5193 * config/v850/v850.c (expand_prologue): Make sure
5194 GEN_INT() argument is sign extended rather than zero extended.
5195 (expand_epilogue): Likewise.
5196 (output_move_double): Delete.
5197 * config/v850/v850-protos.h (output_move_double): Delete.
5198 * config/v850/v850.md (movdi): Delete.
5199 (*movdi_internal): Delete.
5201 (*movdf_internal): Delete.
5203 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5205 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5206 unless compiling RTP PIC.
5208 2007-07-04 Richard Guenther <rguenther@suse.de>
5210 PR tree-optimization/32482
5211 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5212 original ssa name if we didn't find a shift expression.
5213 Fix shift constant for bit zero test.
5215 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5217 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5219 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5221 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5222 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5223 * config/arm/vxworks.h (ASM_SPEC): Delete.
5224 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5226 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5228 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5229 (DDR_REVERSED_P): New.
5230 * tree-data-ref.c (initialize_data_dependence_relation,
5231 build_classic_dist_vector): Set DDR_REVERSED_P.
5233 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5236 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5237 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5238 init_omega_for_ddr_1): Use non conservative number of iterations
5240 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5241 (analyze_siv_subscript): Remove FIXME and reinitialization of
5242 last_conflicts to chrec_dont_know.
5243 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5245 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5247 * tree.c (maybe_canonicalize_argtypes): Improve description.
5249 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5251 * tree.c (maybe_canonicalize_argtypes): New.
5252 (build_function_type): Set canonical type.
5253 (build_method_type_directly): Ditto.
5254 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5257 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5259 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5261 (rewrite_use_nonlinear_expr): Likewise.
5263 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5265 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5267 2007-07-04 Ben Elliston <bje@au.ibm.com>
5269 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5272 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5274 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5275 (Exception Handling): Likewise.
5277 2007-07-03 Jan Hubicka <jh@suse.cz>
5279 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5281 2007-07-03 Eric Christopher <echristo@apple.com>
5283 * doc/cppopts.texi: Add conflicting option note to -dM.
5284 * doc/invoke.texi: Add note about possible conflicts with
5285 -E for -dCHARS and note that -dM will not produce
5286 any results if there is no machine dependent reorg.
5288 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5290 * tree.h (DECL_ALIGN): Back out previous change.
5292 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5294 * configure.ac: Test for .dtprelword support on MIPS.
5295 * configure, config.in: Regenerate.
5296 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5297 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5299 2007-07-03 Julian Brown <julian@codesourcery.com>
5301 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5302 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5303 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5304 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5306 (all_fpus): Add FPUTYPE_VFP3.
5307 (fp_model_for_fpu): Add VFPv3 field.
5308 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5309 (vfp3_const_double_index): New function. Return integer index of
5310 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5312 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5313 and argument represents a valid RTX for a VFPv3 constant.
5314 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5316 (vfp_emit_fstmd): Similar, for fstmd.
5317 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5318 constants, represented as integer indices.
5319 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5320 VFP_REGNO_OK_FOR_DOUBLE macros.
5321 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5322 (arm_file_start): Set float-abi attribute for VFPv3, and output
5323 correct ".fpu" assembler directive.
5324 (arm_dbx_register_numbering): Add FIXME.
5325 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5326 (fputype): Add FPUTYPE_VFP3.
5327 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5328 (CALL_USED_REGISTERS): Likewise.
5329 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5330 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5331 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5332 (D7_VFP_REGNUM): New.
5333 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5334 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5335 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5336 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5337 (REG_ALLOC_ORDER): Adjust for VFPv3.
5338 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5339 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5340 VFP_LO_REGS, VFP_HI_REGS.
5341 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5342 (IS_VFP_CLASS): Define macro.
5343 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5345 (REGISTER_MOVE_COST): Likewise.
5346 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5347 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5348 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5349 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5350 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5351 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5352 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5353 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5354 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5355 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5356 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5357 where appropriate for single-word registers.
5358 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5359 As above. Fix type attributes.
5360 * config/arm/constraints.md (register_contraint "t"): Define.
5361 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5363 (register_constraint "x"): Define.
5364 (constraint "Dv"): Define.
5366 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5368 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5370 2007-07-03 Tom Tromey <tromey@redhat.com>
5372 * c-parser.c (objc_pq_context): Removed.
5373 (objc_need_raw_identifier): Likewise.
5374 (c_parser) <objc_pq_context>: New field.
5375 <objc_need_raw_identifier>: Likewise.
5376 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5377 (c_lex_one_token): Update.
5378 (c_parser_objc_protocol_definition): Update.
5379 (c_parser_objc_method_definition): Update.
5380 (c_parser_objc_methodproto): Update.
5381 (c_parser_declspecs): Update.
5383 2007-07-03 David Ung <davidu@mips.com>
5385 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5387 2007-07-03 David Ung <davidu@mips.com>
5388 Richard Sandiford <richard@codesourcery.com>
5390 * doc/invoke.texi: Document -march=74kf3_2.
5391 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5392 (TUNE_74K): Check for it.
5393 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5394 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5395 * config/mips/mips.md (cpu): Add 74kf3_2.
5396 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5397 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5398 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5399 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5400 74kf3_2 to the CPU list.
5401 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5402 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5403 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5404 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5405 (r74kf3_2_fxfer_from_c1): New insn reservations.
5407 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5408 David Ung <davidu@mips.com>
5410 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5411 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5412 and 74k[fx]. Document aliases for the new options.
5413 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5414 (PROCESSOR_24KF2_1): ...this.
5415 (PROCESSOR_24KX): Rename to...
5416 (PROCESSOR_24KF1_1): ...this.
5417 (PROCESSOR_74KF): Rename to...
5418 (PROCESSOR_74KF2_1): ...this.
5419 (PROCESSOR_74KX): Rename to...
5420 (PROCESSOR_74KF1_1): ...this.
5421 (TUNE_74K): Update PROCESSOR_* names.
5422 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5423 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5424 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5425 (mips_rtx_cost_data): Update processor names in comments.
5426 (mips_issue_rate): Update PROCESSOR_* names.
5427 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5428 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5429 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5430 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5431 Update cpu attribute names.
5432 (r24k_fpu_iss): Rename this reservation to...
5433 (r24kf2_1_fpu_iss): ...this and update all uses.
5434 (r24kx_fpu_iss): Rename this reservation to...
5435 (r24kf1_1_fpu_iss): ...this and update all uses.
5436 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5437 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5438 Update cpu attribute names.
5440 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5442 * config/m32r/constraints.md: New file.
5443 * config/m32r/m32r.c: Include tm-constrs.h.
5444 (small_data_operand): Use satisfies_constraint_* instead of macro.
5445 (addr24_operand, gen_compare): Likewise.
5446 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5447 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5448 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5449 EXTRA_CONSTRAINT): Likewise.
5450 * config/m32r/m32r.md: Include constraints.md.
5451 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5452 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5453 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5454 (two_insn_const_operand, int8_operand, uint16_operand,
5455 reg_or_int16_operand, reg_or_uint16_operand,
5456 reg_or_cmp_int16_operand, cmp_int16_operand,
5457 seth_add3_operand): Likewise.
5459 2007-07-03 Eric Christopher <echristo@gmail.com>
5461 * libgcc2.h: Conditionally declare __bswapsi2 and
5464 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5466 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5469 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5472 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5473 (__gthrw_pragma): Provide default definition.
5475 * gthr-posix.c (__gthrw_pragma): Define.
5477 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5479 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5480 before declaring inequality.
5482 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5484 * combine.c (recog_for_combine): Log the success or failure of
5485 matching new insn patterns against the machine description in
5488 2007-07-03 Revital Eres <eres@il.ibm.com>
5490 * ddg.c (print_sccs): New function.
5491 (check_sccs): New function.
5492 (create_ddg_all_sccs): Use it.
5493 * ddg.h (print_sccs): Declare.
5494 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5496 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5498 * targhooks.h (default_mode_for_suffix): New function declaration.
5499 * targhooks.c (default_mode_for_suffix): New default target hook.
5500 * target.h (struct c): New structure in the targetm struct.
5501 (mode_for_suffix): New target hook as part of struct c.
5502 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5503 default_mode_for_suffix.
5504 (TARGET_C): New define.
5505 * c-lex.c: Include "target.h".
5506 (interpret_float): Use targetm.c.mode_for_suffix to determine
5507 the mode for a given non-standard suffix.
5508 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5510 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5511 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5513 * doc/extend.texi (Floating Types): New node. Document __float80 and
5514 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5516 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5519 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5520 predicate instead of target_operand.
5521 (divsi3_i1_media, divsi3_media_2): Likewise.
5523 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5525 * tree.h (alias_sets_might_conflict_p): Rename into
5526 alias_sets_must_conflict_p.
5527 * alias.c (alias_sets_might_conflict_p): Likewise.
5528 (alias_sets_conflict_p): Use it.
5529 (objects_must_conflict_p): Likewise.
5530 * c-common.c (strict_aliasing_warning): Adjust.
5532 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5534 * rtlhooks.c (gen_lowpart_if_possible): Check for
5535 invalid subreg before calling gen_lowpart_SUBREG.
5537 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5539 * config/darwin9.h: Add copyright notice.
5540 (LINK_COMMAND_SPEC): Add comment.
5541 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5542 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5543 DARWIN_LIBSYSTEM_HAS_UNWIND.
5545 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5548 * omp-low.c (check_combined_parallel): New function.
5549 (lower_omp_parallel): Call it via walk_stmts, set
5550 OMP_PARALLEL_COMBINED if appropriate.
5551 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5552 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5553 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5554 don't consider it as combined parallel.
5556 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5558 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5559 (gcc_tooldir): Likewise.
5560 * configure: Regenerate.
5561 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5562 old configure.ac gcc_tooldir setting.
5563 (prefix_to_exec_prefix): New variable.
5564 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5565 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5567 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5569 Fix PR tree-optimization/32583
5570 Fix PR tree-optimization/32584
5571 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5572 (phi_translate_set): Use phi_translate directly now.
5573 (make_values_for_stmt): Don't value number RHS if we already know
5576 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5577 Jim Wilson <wilson@specifix.com>
5580 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5583 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5584 Richard Sandiford <richard@codesourcery.com>
5585 Nigel Stephens <nigel@mips.com>
5587 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5588 (mips16e_output_save_restore): Declare.
5589 (mips16e_save_restore_pattern_p): Likewise.
5590 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5591 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5592 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5593 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5594 (BITSET_P): New global macro, extracted from...
5595 (mips_for_each_saved_reg): ...here.
5596 (mips16e_save_restore_info): New struct.
5597 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5598 (mips16e_save_restore_regs): New variable.
5599 (mips_split_plus, mips16e_find_first_register): New functions.
5600 (mips16e_mask_registers): New function.
5601 (compute_frame_size): Expand the commentary before the function.
5602 Enforce the MIPS16e save and restore register range restrictions.
5603 Pad the general register save area at the low end.
5604 (mips16e_save_restore_reg, mips16e_build_save_restore)
5605 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5606 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5607 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5609 (mips_expand_prologue, mips_expand_epilogue): Handle
5610 GENERATE_MIPS16E_SAVE_RESTORE.
5611 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5613 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5615 PR tree-optimization/31966
5616 PR tree-optimization/32533
5617 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5618 "basic_block" description as its third argument. Update function
5619 calls to get destination bb from "edge" argument. Save "cond" into
5620 aux field of the edge. Update prototype for changed arguments.
5621 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5623 (find_phi_replacement_condition): Operate on incoming edges, not
5624 on predecessor blocks. If there is a condition saved in the
5625 incoming edge aux field, AND it with incoming bb predicate.
5626 Return source bb of the first edge.
5627 (clean_predicate_lists): Clean aux field of outgoing node edges.
5628 (tree_if_conversion): Do not initialize cond variable. Move
5629 variable declaration into the loop.
5630 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5631 initializations of new_stmt, arg0 and arg1 variables.
5633 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5635 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5636 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5638 2007-07-02 Richard Guenther <rguenther@suse.de>
5640 * tree-ssa.c (useless_type_conversion_p): Document
5641 future intent as defining the middle-end type system.
5642 Re-structure to call langhook last, group by type class,
5643 mark questionable parts.
5645 2007-07-02 Richard Guenther <rguenther@suse.de>
5647 * tree-flow.h (types_compatible_p): Declare.
5648 * tree-ssa.c (types_compatible_p): New function.
5649 * ipa-type-escape.c (discover_unique_type): Use
5650 types_compatible_p instead of lang_hooks.types_compatible_p.
5651 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5652 * tree-vn.c (expressions_equal_p): Likewise.
5653 * tree.c (fields_compatible_p): Likewise.
5654 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5655 (cprop_operand): Use useless_type_conversion_p instead of
5656 lang_hooks.types_compatible_p.
5657 * tree-inline.c (setup_one_parameter): Likewise.
5658 (declare_return_variable): Likewise.
5659 * tree-nrv.c (tree_nrv): Likewise.
5660 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5661 (maybe_fold_offset_to_component_ref): Likewise.
5662 (maybe_fold_offset_to_reference): Likewise.
5663 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5664 (merge_alias_info): Likewise.
5665 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5666 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5667 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5668 * tree-tailcall.c (find_tail_calls): Likewise.
5669 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5670 * gimplify.c (canonicalize_addr_expr): Likewise.
5671 (fold_indirect_ref_rhs): Likewise.
5672 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5673 (cpt_same_type): Likewise.
5674 (check_pointer_types_r): Swap parameters to cpt_same_type
5676 * fold-const.c (fold_convert): Revert fix for PR15988.
5677 * tree-inline.c (setup_one_parameter): Instead fix it here by
5678 using fold_build1 instead of fold_convert and checking for
5679 error_mark_node. Convert only if the conversion is necessary.
5681 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5683 * configure.ac: Check for .gnu_attribute on Power.
5684 * configure: Regenerate.
5685 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5686 attribute for floating-point ABI.
5688 2007-07-02 Ira Rosen <irar@il.ibm.com>
5690 PR tree-optimization/32230
5691 PR tree-optimization/32477
5692 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5693 address is a constant.
5695 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5697 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5698 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5699 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5700 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5701 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5702 64-bit targets. Add support for *-elfoabi*.
5703 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5704 different settings if $(tm_defines) does not select the EABI.
5705 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5706 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5707 (MIPS_ARCH_OPTION_SPEC): Likewise.
5708 (MIPS_ISA_LEVEL_SPEC): Likewise.
5709 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5710 * config/mips/elfoabi.h: New file.
5712 2007-07-02 Richard Guenther <rguenther@suse.de>
5714 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5715 (useless_type_conversion_p): ... this.
5716 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5717 (useless_type_conversion_p): ... this.
5718 * builtins.c (fold_builtin_memory_op): Rename
5719 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5720 * tree-cfg.c (verify_expr): Likewise.
5721 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5722 * tree-ssa-ccp.c (ccp_fold): Likewise.
5723 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5724 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5725 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5726 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5727 * tree-ssa-pre.c (eliminate): Likewise.
5728 * tree-ssa.c (delete_tree_ssa): Likewise.
5729 (tree_ssa_useless_type_conversion): Likewise.
5730 * tree.c (build2_stat): Likewise.
5732 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5734 Fix PR tree-optimization/32571
5735 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5738 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5740 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5741 and other expected operations explicitly, change default to
5744 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5746 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5748 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5749 (tls_load_dot_plus_eight): Move the label number into the unspec.
5750 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5752 2007-07-01 Andreas Schwab <schwab@suse.de>
5754 * dwarf2out.c (initial_return_save): Define only if used.
5756 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5758 Unreverting Richard's Revert of:
5760 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5762 * dce.c (deletable_insn_p_1): New function, split out from...
5763 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5764 specially, not those inside PARALLELs. Remove BODY argument
5765 and adjust recursive call accordingly.
5766 (prescan_insns_for_dce): Update call to delete_insn_p.
5768 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5769 Revital Eres <eres@il.ibm.com>
5771 * ddg.c (create_ddg_all_sccs): Fix missed
5772 initialization of scc_nodes.
5774 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5777 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5778 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5780 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5782 * configure.ac: Check for .gnu_attribute on MIPS.
5783 * configure, config.in: Regenerate.
5784 * config/mips/mips.c (mips_file_start): If supported, output
5785 attribute for floating-point ABI.
5787 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5790 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5791 (ffs_cmove): New expander to expand using ctz pattern.
5792 (*ffs_cmove): Remove pattern.
5793 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5794 (ffsdi2): Expand using ctz pattern.
5795 (*ffs_rex64): Remove pattern.
5797 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5799 PR rtl-optimization/32296
5800 * pa.md (return): Delete pattern.
5801 (return_internal): Remove "(const_int 1)" from pattern.
5802 (epilogue): Use return_internal pattern for trivial returns.
5803 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5804 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5806 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5808 * tree-ssa-pre.c (is_exception_related): New function
5809 (can_value_number_operation): Use it.
5811 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5813 Fix PR tree-optimization/32540
5814 Fix PR tree-optimization/31651
5816 * tree-ssa-sccvn.c: New file.
5818 * tree-ssa-sccvn.h: Ditto.
5820 * tree-vn.c: Include tree-ssa-sccvn.h
5821 (val_expr_paid_d): Removed.
5822 (value_table): Ditto.
5823 (vn_compute): Ditto.
5824 (val_expr_pair_hash): Ditto.
5825 (val_expr_pair_expr_eq): Ditto.
5826 (copy_vuses_from_stmt): Ditto.
5829 (shared_vuses_from_stmt): Ditto.
5830 (print_creation_to_file): Moved up.
5831 (sort_vuses): Ditto.
5832 (sort_vuses_heap): Ditto.
5833 (set_value_handle): Make non-static.
5834 (make_value_handle): Ditto.
5835 (vn_add): Rewritten to use sccvn lookups.
5836 (vn_add_with_vuses): Ditto.
5837 (vn_lookup): Ditto (and second argument removed).
5838 (vn_lookup_with_vuses): Ditto.
5839 (vn_lookup_or_add): Ditto (and second argument removed);
5840 (vn_lookup_or_add_with_vuses): Ditto.
5841 (vn_lookup_with_stmt): New.
5842 (vn_lookup_or_add_with_stmt): Ditto.
5843 (create_value_handle_for_expr): Ditto.
5845 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
5846 (seen_during_translate): New function.
5847 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
5848 (phi_trans_add): Ditto.
5849 (constant_expr_p): FIELD_DECL is always constant.
5850 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
5851 Use constant_expr_p.
5852 Avoid infinite recursion on mutually valued expressions.
5853 Change callers of vn_lookup_or_add.
5854 (phi_translate): New function.
5855 (compute_antic_safe): Allow phi nodes.
5856 (create_component_ref_by_pieces): Update for FIELD_DECL change.
5857 (find_or_generate_expression): Rewrite slightly.
5858 (create_expression_by_pieces): Updated for vn_lookup_or_add
5860 Update VN_INFO for new names.
5861 (insert_into_preds_of_block): Update for new names.
5862 (add_to_exp_gen): New function.
5863 (add_to_sets): Use vn_lookup_or_add_with_stmt.
5864 (find_existing_value_expr): Rewrite to changed vn_lookup.
5865 (create_value_expr_from): Ditto, and use add_to_exp_gen.
5866 (try_look_through_load): Removed.
5867 (try_combine_conversion): Ditto.
5868 (get_sccvn_value): New function.
5869 (make_values_for_phi): Ditto.
5870 (make_values_for_stmt): Ditto.
5871 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
5873 (init_pre): Update for SCCVN changes.
5875 (execute_pre): Ditto.
5877 * tree-flow.h (make_value_handle): Declare.
5878 (set_value_handle): Ditto.
5879 (sort_vuses_heap): Ditto.
5880 (vn_lookup_or_add_with_stmt): Ditto.
5881 (vn_lookup_with_stmt): Ditto.
5882 (vn_compute): Remove.
5885 (vn_lookup): Update arguments.
5887 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
5889 (tree-ssa-sccvn.o): New.
5890 (OBJS-common): Add tree-ssa-sccvn.o
5892 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5895 * c-typeck.c (build_external_ref): Don't mark as used if called
5897 * calls.c (rtx_for_function_call): Likewise.
5899 2007-06-30 Richard Sandiford <richard@codesourcery.com>
5903 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5905 * dce.c (deletable_insn_p_1): New function, split out from...
5906 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5907 specially, not those inside PARALLELs. Remove BODY argument
5908 and adjust recursive call accordingly.
5909 (prescan_insns_for_dce): Update call to delete_insn_p.
5911 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
5913 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
5914 (try_combine): Move potential calls to undo_all() so they happen
5915 before we commit to using the combined insns.
5917 2006-06-30 Jan Hubicka <jh@suse.cz>
5919 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
5922 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
5924 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
5925 (cgraph_remove_unreachable_nodes): Likewise.
5926 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
5927 * ipa-inline.c (update_caller_keys): Cast according to the coding
5929 (cgraph_decide_recursive_inlining): Likewise.
5930 (cgraph_decide_inlining_of_small_function): Likewise.
5931 (try_inline): Likewise.
5932 (cgraph_decide_inlining_incrementally): Likewise.
5933 * ipa-pure-const.c (get_function_state): Likewise.
5934 (scan_function): Likewise.
5935 (analyze_function): Likewise.
5936 (static_execute): Likewise.
5937 * ipa-reference.c (scan_for_static_refs): Likewise.
5938 (merge_callee_local_info): Likewise.
5939 (analyze_function): Use type safe memory macros.
5940 (static_execute): Likewise. Cast according to the coding conventions.
5941 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
5943 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
5945 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
5946 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
5949 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5952 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
5953 for complex modes (both int and real).
5955 2007-06-29 Jan Hubicka <jh@suse.cz>
5957 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
5959 2007-06-29 Jan Hubicka <jh@suse.cz>
5962 * cse.c (cse_insn): Avoid invalid sharing in between register note and
5965 2007-06-29 Anatoly Sokolov <aesok@post.ru>
5968 * config/avr/avr.c: Include dataflow header file.
5969 (expand_prologue): Adjust for prologue insn change.
5970 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
5973 2007-06-29 Richard Guenther <rguenther@suse.de>
5976 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
5977 during type verification.
5979 2007-06-29 Jan Hubicka <jh@suse.cz>
5981 * recog.c (validate_change_rtx_1): Unshare TO argument.
5983 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
5985 PR tree-optimization/24659
5986 * tree-vect-transform.c (vectorizable_call): Handle
5987 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5989 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
5990 * config/i386/i386.c (enum ix86_builtins)
5991 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
5992 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
5994 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
5995 const using def_builtin_const.
5996 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
5997 input operands in the same modes as the result.
5998 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6000 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6002 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6003 (df_set_dead_notes_for_mw): Likewise.
6005 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6007 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6009 2007-06-28 DJ Delorie <dj@redhat.com>
6011 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6013 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6015 * doc/invoke.texi (C++ Dialect Options): Document
6016 fvisibility-ms-compat.
6017 * c.opt (fvisibility-ms-compat): New.
6019 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6022 * tree-affine.c (aff_combination_add_elt): Handle
6023 pointer addition specially.
6025 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6027 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6028 decl is non-external for AIX ABI.
6030 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6032 * config/rs6000/predicates.md (current_file_function_operand):
6033 Ensure the symbol is non-external for AIX ABI.
6035 2007-06-28 Nick Clifton <nickc@redhat.com>
6037 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6038 (fdce, fdse, fpredictive-commoning): Likewise.
6040 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6043 * gcc.c (process_command): Recognize the new -static-libgfortran
6046 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6049 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6050 Use a call clobbered hard reg instead of a pseudo reg.
6052 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6054 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6056 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6059 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6060 REG_LIBCALL and REG_RETVAL notes.
6061 (divsi3, mulsi3): Likewise.
6062 (mulhisi3): Likewise. Use emit_libcall_block.
6063 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6065 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6067 PR rtl-optimization/32481
6068 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6070 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6072 * dce.c (deletable_insn_p_1): New function, split out from...
6073 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6074 specially, not those inside PARALLELs. Remove BODY argument
6075 and adjust recursive call accordingly.
6076 (prescan_insns_for_dce): Update call to delete_insn_p.
6078 2007-06-27 Richard Guenther <rguenther@suse.de>
6081 * tree.h (fold_convertible_p): Declare.
6082 * fold-const.c (fold_convertible_p): New function.
6083 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6084 instead of lang_hooks.types_compatible_p.
6086 2007-06-26 Jan Hubicka <jh@suse.cz>
6088 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6089 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6090 early use validate_unshare_change.
6091 (reload_combine): Likewise.
6092 * recog.c (change_t): New field unshare.
6093 (validate_change_1): Rename from validate_change; add argument unshare.
6094 (validate_change): Turn into wrapper of validate_change_1; update
6095 prototype for bools.
6096 (validate_unshare_change): New.
6097 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6098 calls of df_insn_rescan.
6099 * recog.h (validate_change): Replace ints by bools.
6100 (validate_unshare_change): Declare.
6102 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6104 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6106 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6108 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6110 2007-06-25 Jan Hubicka <jh@suse.cz>
6112 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6114 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6115 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6116 places other call site specific checks are performed.
6118 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6121 * tree-vect-transform.c (vectorizable_operation): Convert
6122 POINTER_PLUS_EXPR over to PLUS_EXPR.
6124 2007-06-25 Chao-ying Fu <fu@mips.com>
6126 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6127 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6128 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6129 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6131 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6132 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6133 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6134 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6135 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6136 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6137 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6138 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6139 ALL_FIXED_POINT_MODE_P): New define.
6140 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6142 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6144 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6145 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6146 MODE_VECTOR_UACCUM): New mode classes.
6148 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6149 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6150 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6153 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6154 (blank_mode): Initialize ibit and fbit.
6155 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6156 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6158 (new_adjust): Change required_class to required_class_from and
6159 required_class_to for testing within a range.
6160 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6161 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6163 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6164 (make_fixed_point_mode): New.
6165 (_ADD_ADJUST): Change C to C1 and C2.
6166 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6167 use a range for machine classes.
6168 (ADJUST_IBIT, ADJUST_FBIT): New.
6169 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6171 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6172 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6173 Emit adjustment for ibit and fbit.
6174 (emit_mode_ibit, emit_mode_fbit): New.
6175 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6177 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6179 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6180 as the source of the set.
6182 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6184 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6185 FP_REGNO_P): Use IN_RANGE.
6186 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6187 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6188 (DATA_REG_P): Use DATA_REGNO_P.
6189 (FP_REG_P): Use FP_REGNO_P.
6190 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6191 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6192 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6194 2007-06-24 Jan Hubicka <jh@suse.cz>
6197 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6199 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6202 * fold-const.c (fold_binary): Strip nops of operand 0
6203 of BIT_NOT_EXPR before calling operand_equal_p.
6204 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6205 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6207 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6209 * doc/extend.texi: Document that dllimport and dllexport imply
6211 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6212 imported or exported declaration, including type declarations.
6213 * c-common.c (handle_visibility_attribute): Check for conflicts
6214 with dllimport/dllexport.
6215 (c_determine_visibility): Handle dllimport/dllexport as an
6216 explicit visibility atttribute.
6218 2007-06-23 Richard Guenther <rguenther@suse.de>
6220 PR tree-optimization/16876
6222 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6224 * tree-inline.c (initialize_inlined_parameters): Do not call
6225 lang_hooks.tree_inlining.convert_parm_for_inlining.
6226 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6227 reason for mismatched types.
6228 * gimplify.c (gimplify_call_expr): Verify the call expression
6229 arguments match the called function type signature. Otherwise
6230 mark the call expression to be not considered for inlining
6231 using CALL_CANNOT_INLINE_P flag.
6232 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6233 edges call expression.
6234 (cgraph_decide_inlining_of_small_function): Likewise.
6235 (cgraph_decide_inlining): Likewise.
6236 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6238 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6239 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6240 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6242 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6243 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6245 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6246 convert_parm_for_inlining member.
6248 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6251 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6252 Remove optimization for GT.
6254 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6257 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6259 (prescan_insns_for_dce): Add extra parameter.
6261 2007-06-23 Jan Hubicka <jh@suse.cz>
6264 * gimplify.c (mark_addressable): New function.
6265 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6267 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6270 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6272 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6275 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6276 moves between MMX/SSE registers to at least 8 units to prevent
6277 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6279 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6281 * config/i386/i386.c (override_options): Correct x86_sahf
6284 2007-06-21 David Daney <ddaney@avtrex.com>
6287 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6288 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6289 (exception_receiver): Renamed to ...
6290 (nonlocal_goto_receiver): ... this.
6292 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6294 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6295 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6296 partial register accesses.
6298 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6300 * fold-const.c (debug_fold_checksum): Move it under
6301 ENABLE_FOLD_CHECKING.
6303 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6306 * tree.h (debug_fold_checksum): Declared.
6307 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6308 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6309 build_fold_addr_expr_with_type_1.
6310 (fold_addr_expr, debug_fold_checksum): New.
6311 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6312 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6315 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6317 PR tree-optimization/19590
6318 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6319 of scev is a constant.
6320 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6322 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6324 * df-problems.c (df_note_bb_compute): Made computation of live
6325 info consistent with df_lr.
6327 2007-06-21 Richard Guenther <rguenther@suse.de>
6329 PR tree-optimization/32453
6330 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6331 for pointer anti-range.
6333 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6335 * config/i386/i386.c (processor_target_table): Increase maximum
6336 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6339 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6340 byte alignment if > 8 byte alignment is preferred.
6341 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6343 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6345 PR tree-optimization/31866
6346 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6347 if ASM_EXPR's input is not a SSA_NAME.
6350 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6351 but decl is a global var, instead return decl.
6352 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6353 even for is_global_var decls, if they are private in some outer
6356 2007-06-21 Richard Guenther <rguenther@suse.de>
6358 PR tree-optimization/32451
6359 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6361 2007-06-21 Christian Bruel <christian.bruel@st.com>
6363 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6364 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6365 (push_regs): Changed saving order or banked registers.
6366 (sh_expand_epilogue): Likewise.
6367 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6368 (FIRST_BANKED_REG): Likewise.
6369 (LAST_BANKED_REG): Likewise.
6370 * config/sh/sh.md (banked) New attribute.
6371 (in_delay_slot): Check banked attribute.
6373 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6375 PR tree-optimization/32075
6376 * tree-data-ref.c (subscript_dependence_tester_1,
6377 analyze_miv_subscript, analyze_overlapping_iterations,
6378 add_distance_for_zero_overlaps, build_classic_dist_vector,
6379 subscript_dependence_tester_1, analyze_overlapping_iterations,
6380 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6381 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6382 to evolution_function_is_affine_multivariate_p.
6384 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6386 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6388 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6391 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6393 * config/m32c/prologue.md (epilogue_exitd_16): New.
6394 (epilogue_reit_16): New.
6395 (epilogue_exitd): Rename to epilogue_exitd_24.
6396 (epilogue_reit): Rename to epilogue_reit_24.
6398 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6399 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6401 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6403 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6404 if dbg_cnt (sched_insn) reaches the limit.
6405 (choose_ready): New parameter INSN_PTR and new return value.
6406 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6407 the new return value from choose_ready.
6408 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6409 (rest_of_handle_global_alloc): New global_alloc_at_func.
6411 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6413 PR tree-optimization/25737
6414 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6415 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6416 * tree-flow.h (struct fieldoff): Add new field alias_set.
6417 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6418 argument addressable_type. Set alias_set of fieldoff.
6419 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6420 (create_overlap_variables_for): Pass alias_set from fieldoff to
6422 * alias.c (get_alias_set): Use alias_set from SFT if set.
6424 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6426 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6427 of a variable as an unsigned HOST_WIDE_INT integer.
6429 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6431 PR rtl-optimization/32405
6432 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6434 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6436 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6439 * builtins.c: Include diagnostic.h.
6440 (expand_builtin_expect): Make gcc_assert more permissive.
6441 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6444 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6448 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6449 if ACCUMULATE_OUTGOING_ARGS.
6451 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6453 * config/m68hc11/m68hc11.c: Include dataflow header file.
6454 (m68hc11_reorg): Port to dataflow.
6456 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6458 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6459 (struct df_problem.free_blocks_on_set_blocks): New field.
6460 (struct dataflow.optional_p): New field.
6461 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6462 (df_live_set_all_dirty): New function.
6463 * df-scan.c (df_scan_alloc): Initialize optional_p.
6464 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6465 * df-core.c (df_set_blocks): Removed use of
6466 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6467 df_problem.free_blocks_on_set_blocks to determine which blocks are
6469 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6470 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6471 uses dataflow.optional_p to determine if problem should be
6473 (rest_of_handle_df_initialize): Only start live problem if
6475 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6476 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6477 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6478 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6479 problem_NOTE): Initialize free_blocks_on_set_blocks.
6480 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6482 (df_live_set_all_dirty, df_note_alloc): New function.
6483 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6485 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6486 * postreload.c (reload_combine): Ditto.
6487 * cse.c (cse_extended_basic_block): Ditto.
6488 * regmove.c (mark_flags_life_zones): Ditto.
6489 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6490 erase_matching_seqs): Ditto.
6491 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6492 * integrate (allocate_initial_values): Ditto.
6493 * combine.c (reg_dead_at_p): Ditto.
6494 * resource.c (mark_target_live_regs): Ditto.
6495 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6496 * config/sh/sh.c (find_r0_life_regions): Ditto.
6497 * global.c (rest_of_handle_global_alloc): Only add back df_live
6499 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6501 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6503 (if_convert): Make sure df_live is there at -O == 1.
6504 (pass_if_after_combine): Cleanup flags.
6505 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6506 is there at -O == 1.
6508 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6510 * config/arm/arm.c (arm_get_frame_offsets): Set
6511 offsets->locals_base to avoid negative stack size.
6512 (thumb1_expand_prologue): Assert on negative stack size.
6514 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6516 PR tree-optimization/32367
6517 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6518 of the chrec has no evolution in that loop.
6519 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6521 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6523 * config/xtensa/xtensa.c: Include "df.h".
6524 (xtensa_builtin_saveregs): Use adjust_address instead of
6526 (xtensa_va_start): Invoke make_tree with sizetype for
6527 expand_builtin_saveregs and then convert the result to a pointer.
6528 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6529 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6530 Subtract argument size from index value as integers and then use
6531 POINTER_PLUS_EXPR to add the result to the array address.
6533 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6536 * config/m32c/m32c.c: Include dataflow header file.
6537 (m32c_emit_prologue): Adjust for prologue insn change.
6538 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6539 once inside a PARALLEL. Assume frame size passed in operand 0
6540 includes space to save the fb register.
6541 (prologue_enter_24): Likewise.
6542 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6544 2007-06-19 David Daney <ddaney@avtrex.com
6547 * config/mips/mips.md (cprestore): Mark $gp as used.
6549 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6552 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6553 (frv_ifcvt_modify_insn): Likewise.
6555 2007-06-19 Richard Guenther <rguenther@suse.de>
6557 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6558 only handle positive offsets that fit in a HOST_WIDE_INT.
6560 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6562 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6563 result of rsqrt insn for zero input argument to avoid NaN.
6565 2007-06-19 Richard Guenther <rguenther@suse.de>
6568 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6570 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6572 PR tree-optimization/32353
6573 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6575 2007-06-19 Nick Clifton <nickc@redhat.com>
6577 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6579 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6582 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6583 * config/i386/i386.c (assign_386_stack_local): Assert that
6584 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6585 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6586 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6587 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6589 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6591 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6593 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6595 PR rtl-optimization/32321
6596 * gcse.c (replace_store_insn): Update the note before
6597 calling emit_insn_after.
6599 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6602 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6604 * df-problems.c (df_note_bb_compute): Fix dumping info.
6606 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6608 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6609 insn with emit_jump_insn.
6611 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6613 PR tree-optimization/32383
6614 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6615 * targhooks.h (default_builtin_reciprocal): Update prototype.
6616 * target.h (struct gcc_target): Update builtin_reciprocal.
6617 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6618 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6619 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6620 when fndecl is in BUILT_IN_MD class.
6621 (execute_convert_to_rsqrt): Ditto.
6623 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6624 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6625 Convert BUILT_IN_SQRTF code only when md_fn is false.
6627 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6629 * bt-load.c (move_btr_def): Fix the order of arguments
6630 to validate_replace_rtx.
6632 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6634 * config/m68k/m68k-devices.def: Add 54450..54455.
6636 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6638 PR rtl-optimization/32366
6639 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6640 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6643 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6646 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6647 this is true, rescan insn being modified.
6648 (sms_schedule): Added rescan parameter.
6649 (rest_of_handle_sms): Moved freeing of dominance info to before
6650 getting out of cfg_layout.
6652 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6654 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6655 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6658 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6659 FL_CF_EMAC from the entry for isac.
6661 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6662 (const_sibcall_operand): New.
6663 (sibcall_operand): Use it.
6664 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6665 (m68k_isas): ISAC does not imply FPU or EMAC.
6666 (override_options): Add ISA_C logic for symbolic jump & call.
6668 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6670 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6671 return mode from the builtin itself.
6672 (sparc_fold_builtin): Fix cast of zero constant.
6674 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6676 * targhooks.c (default_builtin_reciprocal): New default target hook.
6677 * targhooks.h (default_builtin_reciprocal): Add prototype.
6678 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6679 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6680 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6681 default_builtin_reciprocal.
6683 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6686 * hooks.c (hook_tree_tree_bool_null): New hook.
6687 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6688 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6689 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6690 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6691 and convert it to reciprocal a*rfunc(b).
6692 (execute_convert_to_rsqrt): New function.
6693 (gate_convert_to_rsqrt): New function.
6694 (pass_convert_to_rsqrt): New pass definition.
6695 * target.h (struct gcc_target): Add builtin_reciprocal.
6696 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6697 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6698 TARGET_BUILTIN_RECIPROCAL.
6699 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6701 * config/i386/i386.h (TARGET_RECIP): New define.
6702 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6703 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6704 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6705 and not optimizing for size.
6706 (*rcpsf2_sse): New insn pattern.
6707 (*rsqrtsf2_sse): Ditto.
6708 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6709 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6710 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6711 and not optimizing for size.
6712 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6713 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6714 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6715 and not optimizing for size.
6716 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6717 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6718 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6719 and not optimizing for size.
6720 (*sse_rsqrtv4sf2): Do not export.
6722 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6723 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6724 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6725 and not optimizing for size.
6727 * config/i386/i386.opt (mrecip): New option.
6728 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6729 (ix86_emit_swsqrtsf): Ditto.
6730 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6731 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6733 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6734 ix86_expand_unop1_builtin.
6735 (ix86_emit_swdivsf): New function.
6736 (ix86_emit_swsqrtsf): Ditto.
6737 (ix86_builtin_reciprocal): New function.
6738 (TARGET_BUILTIN_RECIPROCAL): Use it.
6739 (ix86_vectorize_builtin_conversion): Rename from
6740 ix86_builtin_conversion.
6741 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6742 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6743 "i386 and x86_64 Options" section.
6744 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6746 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6747 Zdenek Dvorak <dvorakz@suse.cz>
6748 Richard Guenther <rguenther@suse.de>
6749 Kaz Kojima <kkojima@gcc.gnu.org>
6751 * tree-vrp.c (compare_values_warnv): Convert val2 to
6753 (extract_range_from_assert): Create
6754 POINTER_PLUS_EXPR for pointer types.
6755 (extract_range_from_binary_expr): Handle
6756 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6758 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6759 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6760 POINTER_PLUS_EXPR as PLUS_EXPR.
6761 (number_of_iterations_lt_to_ne):
6762 For pointer types, use sizetype when
6763 creating MINUS_EXPR/PLUS_EXPRs.
6764 (assert_loop_rolls_lt): For pointer types, use sizetype when
6765 creating MINUS_EXPR/PLUS_EXPRs.
6766 (number_of_iterations_le): Likewise.
6767 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6768 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6769 like PLUS_EXPR and MINUS_EXPR.
6770 * tree-pretty-print.c (dump_generic_node): Handle
6772 (op_prio): Likewise.
6773 (op_symbol_1): Likewise.
6774 * optabs.c (optab_for_tree_code): Likewise.
6775 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6777 * tree-tailcall.c (process_assignment): Mention
6778 POINTER_PLUS_EXPR in a TODO comment.
6779 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6780 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6781 not used with a pointer and an integer type.
6782 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6783 increment using chrec_convert_rhs instead of chrec_convert.
6784 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6785 PLUS_EXPR except for the right hand side's type will be
6787 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6788 (fold_used_pointer_cast): Kill.
6789 (pointer_offset_p): Kill.
6790 (fold_used_pointer): Kill.
6791 (pointer_used_p): Kill.
6792 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6793 call fold_used_pointer.
6794 (instantiate_parameters_1): Convert the increment
6795 using chrec_convert_rhs instead of chrec_convert.
6796 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6797 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6798 instead of PLUS_EXPR.
6799 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6800 PLUS_EXPR for pointers.
6801 (std_gimplify_va_arg_expr): Likewise.
6802 (fold_builtin_memory_op): Likewise.
6803 (fold_builtin_strstr): Likewise.
6804 (fold_builtin_strchr): Likewise.
6805 (fold_builtin_strrchr): Likewise.
6806 (fold_builtin_strpbrk): Likewise.
6807 (expand_builtin_memory_chk): Likewise.
6808 (fold_builtin_memory_chk): Likewise.
6809 (std_expand_builtin_va_start): Use
6810 sizetype for the call to make_tree and then convert
6811 to the pointer type.
6812 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
6813 instead of PLUS_EXPR for adding to a pointer.
6814 (std_gimplify_va_arg_expr): Use fold_build2 for
6815 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
6816 the operands to sizetype first and then cast the BIT_AND_EXPR
6817 back to the pointer type.
6818 * fold-const.c (build_range_check): Handle pointer types
6820 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
6821 of PLUS_EXPR's. Make sure the offset is converted to
6823 (try_move_mult_to_index): Strip the NOPs from the offset.
6824 Remove code argument and replace all uses with PLUS_EXPR.
6825 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
6826 specially. Don't use a pointer type for MINUS_EXPR.
6827 (fold_unary): Handle for (T1)(X op Y),
6828 only p+ as that is the only as that can be handled for
6829 binary operators now.
6830 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
6832 <case PLUS_EXPR>: Add folding of PTR+INT into
6834 Don't call try_move_mult_to_index.
6835 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
6836 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
6837 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
6838 Don't call try_move_mult_to_index.
6839 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
6840 (tree_expr_nonzero_p): Likewise.
6841 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
6842 of PLUS_EXPR for the complex expression folding.
6843 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
6844 first chrec is a pointer type, then the second should
6845 be sizetype and not the first's type.
6846 For POINTER_PLUS_EXPR, use a different right hand side type.
6847 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6848 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
6849 different right hand side type.
6850 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6851 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
6852 instead of PLUS_EXPR.
6853 When either operand is zero, convert the other operand.
6854 (chrec_apply): Use chrec_convert_rhs
6855 on the argument x instead of chrec_convert.
6856 (reset_evolution_in_loop): For pointer types, the new_evol
6858 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
6859 different right hand side type.
6860 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6861 (chrec_convert_rhs): New function.
6862 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
6863 different right hand side type.
6864 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6865 * tree-chrec.h (chrec_convert_rhs): New prototype.
6866 (build_polynomial_chrec): For pointer types, the right hand
6867 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
6868 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
6869 Remove subtraction case as it is always addition now.
6870 Make sure the offset is converted to sizetype.
6871 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
6872 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
6873 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
6874 PLUS_EXPR in pointer type.
6875 Handle POINTER_PLUS_EXPR.
6876 (tree_to_aff_combination): Likewise.
6877 (force_expr_to_var_cost): Likewise.
6878 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
6879 instead of PLUS_EXPR for pointers.
6880 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
6881 instead of PLUS_EXPR of pointer types.
6882 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
6884 (check_va_list_escapes): Likewise.
6885 (check_all_va_list_escapes): Likewise.
6886 * dwarf2out.c (loc_descriptor_from_tree_1):
6887 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
6888 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
6889 (string_constant): Likewise.
6890 * tree-ssa-address.c (tree_mem_ref_addr): When adding
6891 the offset to the base, use POINTER_PLUS_EXPR.
6892 (add_to_parts): Convert the index to sizetype.
6893 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
6894 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
6895 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
6896 Offset only holds something for PLUS_EXPR.
6897 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
6899 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
6901 (analyze_accesses_for_modify_stmt): Likewise.
6902 Remove comment about the type being integral type as it is
6904 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
6906 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
6908 Correct the type which the artimentic is done in (is now
6911 * tree-data-ref.c (split_constant_offset): Handle
6913 * tree-affine.c (tree_to_aff_combination): Likewise.
6914 * c-typeck.c (build_unary_op): For pointers create the increment
6915 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
6917 * gimplify.c (gimplify_self_mod_expr): Create a
6918 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6919 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
6920 * tree.def (POINTER_PLUS_EXPR): New tree code.
6921 * tree-predcom.c (ref_at_iteration): If we have a pointer
6922 type do the multiplication in sizetype.
6923 * tree-mudflap.c (mf_xform_derefs_1): Create a
6924 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6925 * tree-ssa-forwprop.c
6926 (forward_propagate_addr_into_variable_array_index):
6927 Don't expect there to be a cast for the index as that
6928 does not exist anymore.
6929 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
6930 instead of PLUS_EXPR.
6931 Don't check for the first operand of the POINTER_PLUS_EXPR
6932 was the index as it cannot be.
6933 Call forward_propagate_addr_into_variable_array_index with
6934 the SSA_NAME instead of the statement.
6935 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
6936 (compare_constant): Likewise.
6937 (copy_constant): Likewise.
6938 (compute_reloc_for_constant): Likewise.
6939 (output_addressed_constants): Likewise.
6940 (initializer_constant_valid_p): Likewise.
6941 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
6942 Convert the MIN/MAX of the inner type to the outer
6943 type before comparing them.
6944 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
6945 POINTER_PLUS_EXPR instead of PLUS_EXPR.
6946 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
6947 of PLUS_EXPR for pointers.
6948 * tree-inline.c (estimate_num_insns_1): Handle
6950 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
6951 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6952 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
6953 instead of PLUS_EXPR for the pointer increment statement.
6954 (vect_update_ivs_after_vectorizer): For pointer types, create
6955 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
6956 MULT_EXPR in sizetype.
6957 (vect_gen_niters_for_prolog_loop): Add a cast when creating
6959 * tree-object-size.c (plus_expr_object_size): Handle
6960 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
6961 code which is trying to figure out which side is a pointer and
6963 (check_for_plus_in_loops_1): Likewise.
6964 (check_for_plus_in_loops): Likewise.
6965 * c-common.c (pointer_int_sum): Create a
6966 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6967 * tree-ssa-structalias.c (handle_ptr_arith): Handle
6968 only POINTER_PLUS_EXPR. Removing all the extra
6969 code which is trying to figure out which side is a pointer and
6971 * tree-cfg.c (verify_expr): Add extra checking for pointers and
6972 PLUS_EXPR and MINUS_EXPR.
6973 Also add checking to make sure the operands of POINTER_PLUS_EXPR
6975 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
6976 with make_tree, instead of a pointer type.
6977 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
6978 for pointers instead of PLUS_EXPR.
6979 (s390_gimplify_va_arg): Likewise.
6980 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
6981 instead of PLUS_EXPR when doing addition on pointer
6982 types. Use sizetype for the second operand.
6983 (spu_gimplify_va_arg_expr): Likewise.
6984 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
6985 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
6986 a pointer. Don't create a BIT_AND_EXPR for pointer types.
6987 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
6988 for the pointer addition and also use size_int/sizetype
6990 (ix86_gimplify_va_arg): Likewise.
6991 Perform BIT_AND_EXPR on sizetype arguments.
6992 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
6993 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
6994 for the pointer additions and also use size_int for the offsets.
6995 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
6996 additions and also use size_int for the offsets. Perform
6997 BIT_AND_EXPR on sizetype arguments.
6998 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
6999 POINTER_PLUS_EXPR for pointers and create the
7000 BIT_AND_EXPR in sizetype.
7001 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7002 instead of PLUS_EXPR for pointer addition.
7003 (rs6000_va_start): Likewise.
7004 Also use sizetype for the offset.
7005 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7006 as PLUS_EXPR/MINUS_EXPR.
7007 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7008 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7009 Don't use BIT_AND_EXPR on a pointer type, convert the
7010 expression to sizetype first.
7011 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7013 (mips_gimplify_va_arg_expr): Likewise.
7014 Don't create BIT_AND_EXPR in a pointer type.
7016 2007-06-15 Eric Christopher <echristo@apple.com>
7018 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7019 (x86_64-*-darwin*): Ditto.
7020 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7023 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7025 * doc/extend.texi: Document behavior of __attribute__((aligned))
7028 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7030 * rtlanal.c (note_stores): Improve documentation.
7032 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7034 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7035 LOCAL_LABEL_PREFIX): Delete.
7036 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7037 (bfin_internal_label): Delete.
7039 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7041 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7042 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7043 otherwise define to LIBGCC2_TF_CEXT.
7044 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7045 (LIBGCC_TF_CEXT): Ditto.
7048 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7050 PR rtl-optimization/32339
7051 * df-scan.c (df_uses_record): Don't modify flags but just add to
7052 it for df_ref_record.
7054 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7056 * tree-mudflap.c: Fix whitespace issues.
7058 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7060 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7062 2007-06-14 Eric Christopher <echristo@apple.com>
7064 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7065 (movv4sf): Use gcc_unreachable instead of abort.
7067 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7070 * config/i386/sfp-machine.h (CMPtype): New define.
7071 (mach stubs): Use CMPtype instead of int as a return type.
7073 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7075 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7076 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7077 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7078 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7079 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7080 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7081 config/soft-fp/soft-fp.h: Update from glibc CVS.
7083 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7085 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7087 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7090 * config/v850/v850.c: Include dataflow header file.
7091 (substitute_ep_register): Fix typo.
7093 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7095 * configure.ac: Fix earlier checkin.
7096 * configure: Regenerated.
7098 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7100 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7101 * aclocal.m4: Regenerate.
7102 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7103 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7104 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7105 * configure: Regenerate.
7106 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7108 * Makefile.in (quickstrap): Build libgcc too.
7110 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7112 * configure.ac: Add --enable-checking=df. Explicitly mention that
7113 the variables are initialized as for "release".
7114 * df-core.c: Use it.
7115 * configure: Regenerate.
7116 * config.in: Regenerate.
7118 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7120 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7121 validate_replace_rtx instead of replace_rtx.
7122 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7124 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7126 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7127 (DWARF2_UNWIND_INFO): Override default if configured with
7129 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7130 (ENDFILE_SPEC): Add crtend.o.
7131 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7132 (ENDFILE_SPEC): Add crtend.o.
7133 (TARGET_USE_JCR_SECTION): Define.
7134 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7136 * config/i386/cygming-crtbegin.c: New file.
7137 * config/i386/cygming-crtend.c: New file.
7139 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7141 * config/i386/w32-unwind.h: New file.
7143 2007-06-13 Eric Christopher <echristo@apple.com>
7145 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7146 the user set a value below STACK_BOUNDARY.
7148 2007-06-13 Thiemo Seufer <ths@networkno.de>
7150 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7151 imply -lpthread for -pthread.
7153 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7155 * basic-block.h: Remove the prototype for
7156 free_basic_block_vars.
7157 * cfglayout.h: Remove the prototype for
7158 insn_locators_initialize.
7159 * tree.h: Remove the prototype for emit_line_note.
7161 * tree-ssa-pre.c (mergephitemp): Remove.
7162 (init_pre): Don't use mergephitemp.
7164 2007-06-13 Eric Christopher <echristo@apple.com>
7166 * config/i386/i386.c (override_options): If we've specified
7167 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7169 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7171 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7174 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7176 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7177 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7178 (eh_store_handler): New pattern.
7179 (eh_return): Emit it instead of a plain move.
7181 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7183 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7184 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7185 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7188 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7190 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7191 (find_next_insn_start, find_load): New functions.
7192 (bfin_reorg): Use them to deal with the fact that parallel insns are
7193 no longer represented as a SEQUENCE.
7195 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7197 * config/sparc/sparc.c (sparc_override_options): Initialize
7200 2007-06-13 Dave Korn <dave.korn@artimi.com>
7202 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7205 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7207 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7208 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7209 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7210 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7211 tree-vect-transform.c: Fix comment typos. Follow spelling
7214 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7216 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7217 to the exit block use set.
7218 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7219 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7220 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7222 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7224 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7225 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7226 to indicate an error.
7227 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7229 (dbg_cnt_process_opt): Print an error on a bad argument.
7230 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7231 * common.opt (-fdbg-cnt-list): New.
7232 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7234 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7236 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7237 flag on ref-all pointers.
7239 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7242 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7243 for the offset with the modifier as EXPAND_INITIALIZER
7244 if the modifier is EXPAND_INITIALIZER.
7245 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7246 a register if we had an overflow.
7248 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7250 * real.c (real_isfinite): New.
7251 (real_sqrt): Use it.
7252 * real.h (real_isfinite): New.
7253 * builtins.c: Use it.
7255 2007-06-12 Ian Lance Taylor <iant@google.com>
7256 Daniel Berlin <dberlin@dberlin.org>
7259 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7260 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7261 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7262 (DECL_NO_TBAA_P): Define.
7263 (struct tree_decl_common): Add no_tbaa_flag field.
7264 * tree-ssa-structalias.c (struct variable_info): Add
7265 no_tbaa_pruning field.
7266 (new_var_info): Initialize no_tbaa_pruning field.
7267 (unify_nodes): Copy no_tbaa_pruning field.
7268 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7269 (dump_solution_for_var): Print no_tbaa_pruning flag.
7270 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7272 (compute_tbaa_pruning): New static function.
7273 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7274 Call compute_tbaa_pruning.
7275 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7276 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7277 * gimple-low.c (lower_stmt): Likewise.
7278 * tree-gimple.c (is_gimple_stmt): Likewise.
7279 * tree-ssa-operands.c (get_expr_operands): Likewise.
7280 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7281 * tree-inline.c (estimate_num_insns_1): Likewise.
7282 (copy_result_decl_to_var): Likewise.
7283 * expr.c (expand_expr_real_1): Likewise.
7284 * tree-pretty-print.c (dump_generic_node): Likewise.
7285 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7286 * omp-low.c (omp_copy_decl_2): Likewise.
7287 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7288 * doc/c-tree.texi (Expression trees): Document
7289 CHANGE_DYNAMIC_TYPE_EXPR.
7291 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7293 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7294 with !HONOR_NANS and !HONOR_INFINITIES.
7295 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7297 2007-06-12 Tristan Gingold <gingold@adacore.com>
7299 * gcov.c: Comments updated.
7300 (source_info): Add file_time field.
7301 (source_index): New variable.
7302 (mutiple_files): New variable.
7303 (generate_results): New function extracted from process_file.
7304 (process_file): Save and restore chain of functions, generate
7305 results and free structures only if not merging results.
7306 (release_structures): File names are now freed in create_file_names
7307 (create_file_names): Free previous file names.
7308 (find_source): File date is now read here and modifications in
7309 source files is checked here.
7310 (read_graph_file): Only reverse order of functions for the current
7312 (make_gcov_file_name): Do not generate long names if input_name is
7314 (output_lines): If merging results do not display graph, data and
7316 Checking source file modification is done in find_source.
7318 * doc/gcov.texi: Append an s to sourcefile.
7320 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7322 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7323 (forced_nop): New pattern.
7324 * config/bfin/bfin.c: Include "df.h".
7325 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7326 (bfin_discover_loop): Use df_get_live_in instead of
7327 global_live_at_start.
7328 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7329 df_analyze when done.
7330 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7331 the insns. Use QImode for the final insn in a bundle. Call
7332 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7334 (reorder_var_tracking_notes): New function.
7335 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7336 update_life_info. Call df_analyze after scheduling and bundle
7337 generation. Call reorder_var_tracking_notes if generating these
7338 notes. Call df_finish_pass at the end.
7340 2007-06-12 Dirk Mueller <dmueller@suse.de>
7342 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7343 a comparison, not an assignment.
7345 2007-06-12 Olivier Hainque <hainque@adacore.com>
7347 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7348 Request walking the subtrees only, leaving the current is_lhs/val_only
7350 (convert_non_local_reference): Likewise.
7352 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7354 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7356 2007-06-12 Richard Guenther <rguenther@suse.de>
7358 PR tree-optimization/15353
7359 PR tree-optimization/31657
7360 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7361 * timevar.def: Add TV_TREE_IFCOMBINE.
7362 * tree-pass.h (pass_tree_ifcombine): Declare.
7363 * tree-ssa-ifcombine.c: New file.
7364 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7365 * tree-flow.h (blocks_in_phiopt_order): Declare.
7366 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7367 (tree-ssa-ifcombine.o): New dependencies.
7369 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7371 PR rtl-optimization/32293
7372 * combine.c (simplify_if_then_else): Truncate return from
7373 nonzero_bits() to correct mode.
7375 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7377 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7378 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7380 2007-06-11 Diego Novillo <dnovillo@google.com>
7382 * Makefile.in (reload1.o-warn): Remove.
7384 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7386 * combine.c (subst): Use reg_overlap_mentioned_p
7387 instead of comparing register numbers directly.
7389 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7391 * reload1.c (mark_home_live_1): Use the mode parameter.
7393 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7395 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7396 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7400 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7402 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7404 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7406 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7407 from integer registers.
7408 (FP mode splitters): Handle TFmode.
7410 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7412 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7413 for ref-all pointers that point-to anything.
7415 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7417 * config/arm/arm.c (arm_output_dwarf_dtprel,
7418 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7420 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7422 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7423 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7426 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7428 * tree.c (signed_or_unsigned_type_for): New.
7429 (unsigned_type_for): Use signed_or_unsigned_type_for.
7430 (signed_type_for): Use signed_or_unsigned_type_for.
7431 * tree.h (signed_or_unsigned_type_for): New.
7432 (get_signed_or_unsigned_type): Remove.
7433 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7434 lang_hooks.types.signed_type
7435 (size_diffop): Likewise.
7436 (all_ones_mask_p): Likewise.
7437 (build_range_check): Likewise.
7438 (fold_cond_expr_with_comparison): Likewise.
7439 (fold_cond_expr_with_comparison): Likewise.
7440 (unextend): Likewise.
7441 (extract_muldiv_1): Likewise.
7442 (fold_single_bit_test_into_sign_test): Likewise.
7443 (fold_binary): Likewise.
7444 (fold_ternary): Likewise.
7445 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7446 instead of get_signed_or_unsigned_type.
7447 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7448 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7449 * expr.c (signed_or_unsigned_type_for): Use
7450 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7451 * langhooks.c (get_signed_or_unsigned_type): Remove.
7452 (lhd_signed_or_unsigned_type): Remove.
7453 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7454 signed_or_unsigned_type.
7455 (lhd_signed_or_unsigned_type): Remove.
7456 * expmed.c (make_tree): Use signed_type_for instead of
7457 lang_hooks.types.signed_type.
7458 * c-common.c (same_scalar_type_ignoring_signedness): Use
7459 c_common_signed_type instead of lang_hooks.types.signed_type.
7460 (c_common_unsigned_type): New.
7461 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7462 (shorten_compare): Use c_common_unsigned_type instead of
7463 c_common_signed_or_unsigned_type.
7464 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7466 * convert.c (convert_to_integer): Use signed_type_for instead of
7467 lang_hooks.types.signed_type.
7468 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7469 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7470 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7471 * c-format.c (check_format_types): Use c_common_unsigned_type
7472 instead of unsigned_type_for.
7473 * c-decl.c (groakdeclarator): Likewise.
7474 * c-typeck.c (convert_for_assignment): Likewise.
7475 * c-common.h (c_common_unsigned_type): New.
7477 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7480 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7481 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7483 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7486 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7487 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7489 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7490 Sebastian Pop <sebpop@gmail.com>
7492 * lambda-code.c (remove_iv): New.
7493 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7495 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7497 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7498 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7499 * tree-ssa-loop-prefetch.c: Include optabs.h.
7500 (FENCE_FOLLOWING_MOVNT): New macro.
7501 (struct mem_ref): Add independent_p and storent_p fields.
7502 (record_ref): Initalize the new fields.
7503 (gather_memory_references_ref): Return true if the reference
7505 (gather_memory_references): Check whether all memory accesses
7506 in loop were recorded.
7507 (should_issue_prefetch_p): Return false for nontemporal stores.
7508 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7509 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7510 (determine_loop_nest_reuse): Detect independent memory references.
7511 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7512 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7513 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7514 * config/i386/i386.h (x86_mfence): Declare.
7515 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7516 * config/i386/i386.c (x86_mfence): New variable.
7517 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7519 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7520 * optabs.c (init_optabs): Initialize storent_optab.
7521 * optabs.h (enum optab_index): Add OTI_storent.
7522 (storent_optab): Declare.
7523 * genopinit.c (optabs): Add initialization for storent_optab.
7524 * tree.h (MOVE_NONTEMPORAL): New macro.
7525 * expr.c (expand_assignment, store_expr, store_constructor_field,
7526 store_constructor, store_field, expand_expr_real_1): Propagate
7527 nontemporality of the expanded store.
7528 (emit_storent_insn): New function.
7529 * expr.h (expand_assignment, store_expr): Declaration changed.
7530 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7531 to expand_assignment.
7532 * stmt.c (expand_asm_expr): Ditto.
7533 * calls.c (initialize_argument_information): Pass false as
7534 nontemporality to store_expr.
7535 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7538 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7540 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7542 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7544 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7546 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7547 and allow DECL_P here.
7549 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7551 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7552 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7553 track of the size of the expression.
7554 * cfghooks.c (merge_blocks): Remove block from loops structure only
7555 after call of the merge_blocks hook.
7557 2007-06-09 Tom Tromey <tromey@redhat.com>
7559 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7560 (deprecated_state): Removed.
7561 (start_decl): Update.
7562 (enum deprecated_states): Moved earlier.
7563 (groktypename): Update.
7564 (push_parm_decl): Likewise.
7565 (grokfield): Likewise.
7566 (start_function): Likewise.
7568 2007-06-09 Ian Lance Taylor <iant@google.com>
7570 PR tree-optimization/32169
7571 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7572 CONVERT_EXPR, check whether min and max both converted to an
7573 overflow infinity representation.
7575 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7577 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7578 not inserted on the edge.
7580 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7582 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7583 instructions if they are supported.
7584 (__divsi3, __umodsi3, __modsi3): Likewise.
7585 (__ashldi3, __ashrdi3, __lshrdi3): New.
7586 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7588 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7589 Tony Linthicum <tony.linthicum@amd.com>
7591 * doc/invoke.texi: Add fvect-cost-model flag.
7592 * common.opt (fvect-cost-model): New flag.
7593 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7594 cost fields in stmt_vec_info struct for STMT.
7595 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7596 fields in stmt_vec_info struct and access functions for the same.
7597 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7598 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7599 load, store and vector to scalar operation.
7600 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7601 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7602 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7603 (TARG_VEC_STORE_COST): Define cost of vector store.
7604 (vect_estimate_min_profitable_iters): Define new function.
7605 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7606 check to evaluate if loop iterations are less than minimum profitable
7607 iterations determined by cost model or minimum vect loop bound defined
7608 by user, whichever is more conservative.
7609 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7610 run-time check to evaluate if loop iterations are less than minimum
7611 profitable iterations determined by cost model or minimum vect loop
7612 bound defined by user, whichever is more conservative.
7613 (vect_estimate_min_profitable_iterations): New function to estimate
7614 mimimimum iterartions required for vector version of loop to be
7615 profitable over scalar version.
7616 (vect_model_reduction_cost): New function.
7617 (vect_model_induction_cost): New function.
7618 (vect_model_simple_cost): New function.
7619 (vect_cost_strided_group_size): New function.
7620 (vect_model_store_cost): New function.
7621 (vect_model_load_cost): New function.
7622 (vectorizable_reduction): Call vect_model_reduction_cost during
7624 (vectorizable_induction): Call vect_model_induction_cost during
7626 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7627 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7628 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7629 vectorizable_promotion, vectorizable_demotion): Call
7630 vect_model_simple_cost during analysis phase.
7632 2007-06-08 Simon Baldwin <simonb@google.com>
7634 * reg-stack.c (get_true_reg): Readability change. Moved default case
7635 label into direct switch statement scope.
7637 2007-06-08 Simon Baldwin <simonb@google.com>
7639 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7640 in gcc_assert() with '==' comparison.
7642 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7644 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7645 TARGET_ABM handling of x86_popcnt variable.
7647 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7649 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7650 __builtin_copysignq and __builtin_infq built-in functions.
7652 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7654 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7655 SSE4.2 section. Correct built-in function names in SSE4A section.
7657 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7659 PR tree-optimization/32243
7660 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7661 for ncopies after ratio check between nunits_out and nunits_in.
7662 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7664 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7666 PR tree-optimization/32224
7667 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7668 vectorization upon a non GIMPLE_MODIFY_STMT.
7670 2007-06-08 Christian Bruel <christian.bruel@st.com>
7673 * config/sh/sh.md (doloop_end): New pattern and splitter.
7674 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7676 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7679 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7681 (verify_dominators): Do not change dominance tree.
7683 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7685 * config/sh/constraints.md: New file.
7686 * config/sh/sh.c: Include tm-constrs.h.
7687 (reg_class_from_letter): Remove.
7688 (prepare_cbranch_operands): Use satisfies_constraint_*
7689 function instead of macro.
7690 (andcosts, broken_move, sh_secondary_reload): Likewise.
7691 * config/sh/predicates.md (trapping_target_operand): Likewise.
7692 (and_operand, arith_operand, arith_reg_or_0_operand,
7693 cmp_operand, logical_operand, target_operand,
7694 ua_address_operand, ua_offset, xor_operand): Likewise.
7695 * config/sh/sh.md: Include constraints.md.
7696 (*movsicc_t_false): Use satisfies_constraint_* function
7698 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7699 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7700 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7701 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7702 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7703 (REG_CLASS_FROM_CONSTRAINT): Remove.
7704 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7705 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7706 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7707 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7708 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7709 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7710 function instead of macro.
7711 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7712 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7713 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7714 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7715 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7716 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7717 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7718 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7719 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7720 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7721 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7722 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7723 EXTRA_CONSTRAINT_STR): Likewise.
7724 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7726 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7728 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7730 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7733 * c-common.h (flag_cpp0x): Replaced by...
7734 (cxx_dialect): ... this new variable specifying the C++ dialect that
7736 * c-common.c (flag_cpp0x): Removed.
7737 (cxx_dialect): Defined.
7738 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7740 * c-opts.c (c_common_post_options): Likewise.
7741 (set_std_cxx98): Set cxx_dialect to cxx98.
7742 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7744 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7745 Hui-May Chang <hm.chang@apple.com>
7747 * doc/invoke.texi (Darwin Options): Update documentation for
7748 -mmacosx-version-min.
7749 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7750 * config/darwin-driver.c: New file.
7751 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7752 * config/t-darwin (darwin-driver.o): New rule.
7754 * config/darwin-c.c (version_as_macro): Ignore low digit.
7756 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7758 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7759 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7760 (CSGNMODE): New mode macro.
7761 (CSGNVMODE): New mode attribute.
7762 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7763 expander using CSGNMODE mode macro. Handle TFmode.
7764 (copysign<mode>3_const): Rename from copysignsf3_const and
7765 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7767 (copysign<mode>3_var): Rename from copysignsf3_var and
7768 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7770 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7771 mode macro. Handle TFmode.
7772 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7773 (iortf3, *iortf3): Ditto.
7774 (xortf3, *xortf3): Ditto.
7775 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7776 TFmode and TImode masks.
7777 (ix86_expand_copysign): Expand TFmode copysign insn.
7778 (IX86_BUILTIN_INFQ): New.
7779 (IX86_BUILTIN_FABSQ): Ditto.
7780 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7781 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7782 [__builtin_fabsq]: Ditto.
7783 [__builtin_copysignq]: Ditto.
7784 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7785 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7786 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7787 ix86_expand_binop_builtin().
7789 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7791 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7793 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7796 * rtl.h (push_to_sequence2): New.
7797 * emit-rtl.c (push_to_sequence2): New.
7798 * function.c (assign_parm_data_all): Add new fields.
7799 (assign_parm_setup_block): Call push_to_sequence2 instead of
7801 (assign_parm_setup_reg): Ditto.
7802 (assign_parm_setup_stack): Ditto.
7803 (assign_parms_unsplit_complex): Ditto.
7804 (assign_parms): Change field name.
7806 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7808 PR tree-optimization/32220
7809 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7810 phi node is reached before defining statement.
7812 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7815 * tree-vect-transform.c (vectorizable_call): Call update_stmt
7816 after changing the right hand side of the assignment.
7818 2007-06-06 Eric Christopher <echristo@apple.com>
7820 * config.gcc (i?86-*-darwin*): Remove arch parameter.
7821 (x86_64-*-darwin*): Ditto.
7822 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
7823 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7825 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7827 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
7829 (add_key): Likewise.
7830 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
7831 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
7833 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
7835 (add_cost_one_coalesce): Likewise.
7836 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
7837 variable names. Rename orig to orig_name for consistency.
7838 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
7840 (cprop_into_successor_phis): Avoid using C++ keywords as variable
7842 (record_equivalences_from_stmt): Likewise.
7843 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
7844 the coding conventions.
7845 (memory_ssa_name_same): Likewise.
7846 (dse_optimize_stmt): Likewise.
7847 (dse_record_phis): Likewise.
7848 (dse_finalize_block): Likewise.
7849 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
7850 keywords as variable names.
7851 (may_move_till): Cast according to the coding conventions.
7852 (force_move_till_expr): Avoid using C++ keywords as variable names.
7853 (force_move_till): Cast according to the coding conventions.
7854 (memref_hash): Likewise.
7855 (memref_eq): Likewise.
7856 (gather_mem_refs_stmt): Likewise.
7857 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
7858 using C++ keywords as variable names.
7859 (idx_find_step): Cast according to the coding conventions.
7860 (idx_record_use): Likewise.
7861 (find_depends): Likewise.
7862 (prepare_decl_rtl): Likewise.
7863 (mbc_entry_hash): Likewise.
7864 (mbc_entry_eq): Likewise.
7865 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
7866 (simplify_replace_tree): Avoid using C++ keywords as variable names.
7867 (idx_infer_loop_bounds): Cast according to the coding conventions.
7868 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
7869 * tree-ssa-math-opts.c (occ_new ): Likwise.
7870 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
7872 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
7874 (add_use_op): Likewise.
7875 (add_vop): Likewise.
7876 (add_vuse_op): Likewise.
7877 (add_vdef_op): Likewise.
7878 (get_expr_operands): Likewise.
7879 (push_stmt_changes): Use type safe memory macros.
7880 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
7881 keywords as variable names.
7882 (conditional_replacement): Likewise.
7883 (minmax_replacement): Likewise.
7884 (abs_replacement): Likewise.
7885 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
7887 (insert_fake_stores): Avoid using C++ keywords as variable names.
7888 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
7890 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
7891 (heapvar_insert): Use type safe memory macros.
7892 (new_var_info): Cast according to the coding conventions.
7893 (new_constraint): Likewise.
7894 (remove_preds_and_fake_succs): Use type safe memory macros.
7895 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
7897 (thread_single_edge): Likewise.
7898 (thread_through_loop_header): Likewise.
7900 2007-06-06 Eric Christopher <echristo@apple.com>
7902 * config/i386/i386.c (override_options): Move handling
7903 of TARGET_SUBTARGET* earlier.
7905 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
7907 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
7910 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
7912 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
7913 emited outside of basic block.
7914 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
7916 * rtl.h (delete_insn_chain): Declaration changed.
7917 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
7919 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
7920 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
7921 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
7922 to delete_insn_chain.
7923 (rtl_verify_flow_info_1): Verify that the insns in header and footer
7924 do not have bb field set.
7925 (rtl_verify_flow_info): Verify that insns between basic blocks do not
7927 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
7928 * cfgcleanup.c (try_optimize_cfg): Ditto.
7930 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7932 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
7933 (lambda_body_vector_new): Use type safe memory macros.
7934 (lambda_linear_expression_new): Likewise.
7935 (lambda_loopnest_new): Likewise.
7936 (lambda_lattice_new): Likewise.
7937 (replace_uses_equiv_to_x_with_y): Cast according to the coding
7938 conventions. Use type safe memory macros.
7939 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
7940 (lambda_body_vector_s): Likewise.
7941 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
7942 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
7944 2007-06-06 Richard Guenther <rguenther@suse.de>
7946 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
7947 if we need to schedule cfg_cleanup.
7948 (tree_ssa_forward_propagate_single_use_vars): Do so.
7950 2007-06-06 Ian Lance Taylor <iant@google.com>
7952 * fold-const.c (merge_ranges): If range_successor or
7953 range_predecessor fail, just return 0.
7955 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7957 PR tree-optimization/32216
7958 * tree-vectorizer.c (supportable_widening_operation): Determine
7959 signedness of FIX_TRUNC_EXPR from output operand.
7960 (supportable_narrowing_operation): Ditto.
7961 * tree-vect-generic.c (expand_vector_operations_1): Determine
7962 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
7965 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7967 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
7968 (struct pta): ...from here. Change flags to unsigned to avoid
7969 excessive casting (as it is used as a bit mask).
7970 (override_options): Add casts according to the coding convenventions.
7971 (x86_64_elf_unique_section): Likewise.
7972 (examine_argument): Avoid using C++ keywords as variable names.
7973 (construct_container): Likewise.
7974 (legitimize_pic_address): Likewise.
7975 (get_dllimport_decl): Cast according to the coding conventions. Use
7976 type safe memory macros.
7977 (legitimize_address): Cast according to the coding conventions.
7978 (emit_i387_cw_initialization): Corrected the type of slot to enum
7980 (ix86_init_machine_status): Use type safe memory macros.
7981 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
7982 (bdesc_pcmpistr): Likewise.
7983 (bdesc_crc32): Likewise.
7984 (bdesc_sse_3arg): Likewise.
7985 (bdesc_2arg): Likewise.
7986 (bdesc_1arg): Likewise.
7987 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
7988 (ix86_expand_sse_pcmpistr): Likewise.
7989 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
7990 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
7991 int to match the langhook definition.
7992 (ix86_builtin_conversion): Change the type of code to unsigned init to
7993 match the langhook definition.
7994 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
7996 (ix86_preferred_output_reload_class): Likewise.
7997 (ix86_cannot_change_mode_class): Likewise.
7998 (ix86_memory_move_cost): Likewise.
7999 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8000 avoid excessive casting later on.
8001 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8003 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8005 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8006 as flags setting insn.
8007 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8009 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8011 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8012 (UNSPEC_ROUND): New.
8013 ("sse4_1_round<mode>2"): New insn pattern.
8014 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8016 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8017 expander using SSEMODEF mode macro. Expand using
8018 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8019 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8020 expander using SSEMODEF mode macro. Expand using
8021 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8022 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8023 expander using SSEMODEF mode macro. Expand using
8024 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8025 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8026 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8027 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8030 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8031 Sebastian Pop <sebpop@gmail.com>
8033 * lambda.h (build_linear_expr): New.
8034 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8035 Use build_linear_expr, call fold and force_gimple_operand.
8036 (lambda_loopnest_to_gcc_loopnest): Check that there is
8037 something to insert.
8038 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8040 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8042 PR preprocessor/23479
8043 * doc/extend.texi: Document the 0b-prefixed binary integer
8046 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8048 PR tree-optimization/32215
8049 * tree-vectorizer.c (supportable_widening_operation): Return false
8050 for unsupported FIX_TRUNC_EXPR tree code.
8051 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8053 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8055 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8056 register on SPE targets. Change documentation to reflect
8058 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8059 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8060 out of the register allocation pool.
8061 (rs6000_reg_live_or_pic_offset_p): New function.
8062 (rs6000_emit_prologue): Move the actual saving of LR up to free
8063 r0 for holding r11. Split saving of SPE 64-bit registers into
8064 its own case. Ensure that offsets will always be in-range for
8065 'evstdd' by using r11 as a scratch register to point at the start
8066 of the SPE save area. Save r11 if necessary, as it is the static
8068 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8069 into its own case. Ensure that offsets will always be in-range
8070 for 'evldd' by using r11 as a scratch register to point at the
8071 start of the SPE save area. Also adjust r11 when restoring
8072 the stack pointer to compensate for pre-loading r11.
8074 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8076 * cfg.c (init_flow): Use type safe memory macros.
8077 (alloc_block): Likewise.
8078 (unchecked_make_edge): Likewise.
8079 (dump_flow_info): Avoid using C++ keywords as variable names.
8080 (copy_original_table_clear): Cast according to the coding conventions.
8081 (copy_original_table_set): Likewise.
8082 * cfgexpand (label_rtx_for_bb): Likewise.
8083 (expand_gimple_basic_block): Likewise.
8084 * cfghooks.c (dump_bb): Likewise.
8085 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8087 (lv_add_condition_to_bb): Likewise.
8088 * cfglayout (relink_block_chain): Cast according to the coding
8090 (fixup_reorder_chain): Likewise.
8091 (fixup_fallthru_exit_predecessor): Likewise.
8092 * cfgloop.c (glb_enum_p): Likewise.
8093 (get_exit_description): Likewise.
8094 (dump_recorded_exit): Likewise.
8095 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8096 (struct loop): ... from here.
8097 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8099 * cfgrtl.c (rtl_create_basic_block): Likewise.
8100 (rtl_split_block): Likewise.
8101 (rtl_dump_bb): Likewise.
8102 (cfg_layout_split_block): Likewise.
8103 (init_rtl_bb_info): Use typesafe memory macros.
8105 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8106 * graphds.h: Updated all usages of edge to graph_edge.
8107 * graphds.c: Likewise.
8108 * cfgloopanal.c: Likewise.
8110 2007-06-05 Ian Lance Taylor <iant@google.com>
8112 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8113 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8114 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8116 (test_for_singularity): Likewise.
8118 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8120 * config/i386/constraints.md ("Y2"): Replaced by ...
8122 * config/i386/i386.md: Likewise.
8123 * config/i386/mmx.md: Likewise.
8124 * config/i386/sse.md: Likewise.
8126 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8128 * config/i386/constraints.md ("z"): Replaced by ...
8130 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8131 (sse4_1_blendvps): Likewise.
8132 (sse4_1_pblendvb): Likewise.
8133 (sse4_2_pcmpestr): Likewise.
8134 (sse4_2_pcmpestrm): Likewise.
8135 (sse4_2_pcmpestr_cconly): Likewise.
8136 (sse4_2_pcmpistr): Likewise.
8137 (sse4_2_pcmpistrm): Likewise.
8138 (sse4_2_pcmpistr_cconly): Likewise.
8140 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8142 * matrix-reorg.c (transform_access_sites): Fix computation.
8143 (transform_allocation_sites): Same.
8145 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8147 * config/i386/i386.c (override_options): Use
8148 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8150 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8152 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8153 (nonimm_not_xmm0_operand): Ditto.
8154 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8155 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8156 as operand[2] predicate. Require "z" class XMM register for
8157 operand[3]. Adjust asm template.
8158 ("sse4_1_blendvpd"): Ditto.
8159 ("sse4_1_pblendvb"): Ditto.
8160 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8161 force op2 into xmm0 register for variable blend instructions.
8163 2007-06-04 Tom Tromey <tromey@redhat.com>
8165 * c-tree.h (start_enum): Update.
8166 (build_enumerator): Likewise.
8167 * c-decl.c (enum_next_value): Removed.
8168 (enum_overflow): Likewise.
8169 (start_enum): Add c_enum_contents argument. Don't use globals.
8170 (build_enumerator): Likewise.
8171 * c-tree.h (struct c_enum_contents): New struct.
8173 2007-06-04 Tom Tromey <tromey@redhat.com>
8175 * c-common.c (c_common_get_alias_set): Fix indentation.
8177 2007-06-04 Ian Lance Taylor <iant@google.com>
8179 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8180 to overflow, reduce overflow infinity to regular infinity.
8181 (vrp_var_may_overflow): New static function.
8182 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8184 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8186 * stor-layout.c (layout_type): Remove duplicate code.
8188 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8191 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8192 before build_common_builtin_nodes ().
8194 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8197 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8199 2007-06-04 Jan Hubicka <jh@suse.cz>
8201 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8202 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8203 instead of _stat version.
8205 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8207 PR tree-optimization/32194
8208 * tree-predcom.c (determine_offset): Check that both references have
8211 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8213 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8214 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8215 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8216 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8217 Add argument to iterate_fix_dominators call.
8218 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8219 * gcse.c (hoist_code): Change domby to vector.
8220 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8221 Add argument to iterate_fix_dominators call.
8222 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8223 recompute_dominator.
8224 * lambda-code.c (perfect_nestify): Ditto.
8225 * cfgloopanal.c: Include graphds.h.
8226 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8227 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8228 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8230 * graphds.c: New file.
8231 * graphds.h: New file.
8232 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8233 (get_dominated_by, get_dominated_by_region): Change return type to
8235 (verify_dominators): Recompute all dominators and compare the results.
8236 (recount_dominator): Renamed to ...
8237 (recompute_dominator): ... this. Do not check that the block is
8239 (iterate_fix_dominators): Reimplemented.
8240 (prune_bbs_to_update_dominators, root_of_dom_tree,
8241 determine_dominators_for_sons): New functions.
8242 * et-forest.c (et_root): New function.
8243 * et-forest.h (et_root): Declare.
8244 * Makefile.in (graphds.o): Add.
8245 (cfgloopanal.o): Add graphds.h dependency.
8246 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8247 * basic-block.h (get_dominated_by, get_dominated_by_region,
8248 iterate_fix_dominators): Declaration changed.
8249 (recount_dominator): Renamed to ...
8250 (recompute_dominator): ... this.
8251 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8252 (thread_through_all_blocks): Do not free dominance info.
8254 2007-06-03 Andreas Schwab <schwab@suse.de>
8256 * config/m68k/m68k.c (override_options): Don't override
8258 * config/m68k/m68k-modes.def (SF, DF): Define to use
8259 motorola_single_format and motorola_double_format, resp.
8260 * real.c (motorola_single_format): Renamed from
8261 coldfire_single_format.
8262 (motorola_double_format): Renamed from coldfire_double_format.
8263 (encode_ieee_extended): Generate a proper canonical NaN image
8264 respecting canonical_nan_lsbs_set.
8265 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8267 * real.h: Adjust declarations.
8269 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8272 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8273 the symbol is generated with the stack protector.
8275 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8277 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8278 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8280 * doc/extend.texi (interrupt): Mention m68k.
8282 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8284 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8285 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8286 (ix86_expand_sse_pcmpestr): Do not check operands for
8287 "register_operand", when insn operand predicate is "register_operand".
8288 (ix86_expand_sse_pcmpistr): Ditto.
8290 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8291 Uros Bizjak <ubizjak@gmail.com>
8293 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8294 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8295 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8296 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8297 * config/i386/constraints.md ("z"): New register constraint
8298 for members of SSE_FIRST_REG class.
8299 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8300 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8301 SSE_FIRST_REG class.
8302 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8303 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8304 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8305 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8306 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8307 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8308 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8309 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8310 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8311 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8312 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8313 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8314 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8315 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8316 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8317 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8318 (struct builtin_description): Change "flag" field to unsigned.
8319 (bdesc_pcmpestr): New builtin description table.
8320 (bdesc_pcmpistr): Likewise.
8321 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8322 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8323 Initialize pcmp[ei]str[im] insns for SSE4.2.
8324 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8325 (ix86_expand_sse_pcmpistr): Likewise.
8326 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8327 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8328 (UNSPEC_PCMPISTR): Likewise.
8329 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8330 (sse4_2_pcmpestri):New isns pattern.
8331 (sse4_2_pcmpestrm): Likewise.
8332 (sse4_2_pcmpestr_cconly): Likewise.
8333 (sse4_2_pcmpistr): New insn patern and splitter.
8334 (sse4_2_pcmpistri):New isns pattern.
8335 (sse4_2_pcmpistrm): Likewise.
8336 (sse4_2_pcmpistr_cconly): Likewise.
8337 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8340 2007-06-01 David Daney <ddaney@avtrex.com>
8342 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8343 LOADGP_ABSOLUTE and not binds_local_p.
8345 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8347 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8349 2007-06-01 Ian Lance Taylor <iant@google.com>
8351 * tree-vrp.c (compare_name_with_value): Always set
8352 used_strict_overflow if we get a result from the variable itself.
8354 2007-06-01 Ian Lance Taylor <iant@google.com>
8356 PR rtl-optimization/31455
8357 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8358 subregs which have a cast between modes which are not tieable.
8360 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8362 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8363 breaks after return statements.
8365 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8367 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8368 only after no_new_pseudos.
8370 2007-05-31 Eric Christopher <echristo@apple.com>
8372 * expr.c (convert_move): Assert that we don't have a BLKmode
8374 (store_expr): Handle BLKmode moves by calling emit_block_move.
8376 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8378 * c-typeck.c (build_indirect_ref): Include type in error message.
8379 (build_binary_op): Pass types to binary_op_error.
8380 * c-common.c (binary_op_error): Take two type arguments, print out
8382 * c-common.h (binary_op_error): Update prototype.
8384 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8386 * config/i386/i386.c: Correct coments on -mno-sse4.
8388 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8390 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8391 (x86_64-*-*): Likewise.
8392 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8393 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8394 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8395 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8396 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8397 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8398 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8399 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8400 (OPTION_MASK_ISA_SSE4): Likewise.
8401 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8402 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8403 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8404 (override_options): Support SSE4.2.
8405 (ix86_build_const_vector): Support SImode and DImode.
8406 (ix86_build_signbit_mask): Likewise.
8407 (ix86_expand_int_vcond): Support V2DImode.
8408 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8409 (IX86_BUILTIN_CRC32HI): Likewise.
8410 (IX86_BUILTIN_CRC32SI): Likewise.
8411 (IX86_BUILTIN_CRC32DI): Likewise.
8412 (IX86_BUILTIN_PCMPGTQ): Likewise.
8413 (bdesc_crc32): Likewise.
8414 (bdesc_sse_3arg): Likewise.
8415 (ix86_expand_crc32): Likewise.
8416 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8417 (ix86_expand_builtin): Likewise.
8418 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8419 __SSE4_2__ for -msse4.2.
8420 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8421 (CRC32MODE): Likewise.
8422 (crc32modesuffix): Likewise.
8423 (crc32modeconstraint): Likewise.
8424 (sse4_2_crc32<mode>): Likewise.
8425 (sse4_2_crc32di): Likewise.
8426 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8428 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8429 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8430 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8431 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8432 (vcondu<mode>): Likewise.
8433 * doc/extend.texi: Document SSE4.2 built-in functions.
8434 * doc/invoke.texi: Document -msse4.2/-msse4.
8436 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8438 PR tree-optimization/32160
8439 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8440 variable as gimple reg.
8441 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8443 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8445 * gcc.c (main): Don't consider linker options when issuing the
8446 warning about a linker input file not being used.
8448 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8450 * tree-vrp.c (compare_names): Initialize sop.
8452 2007-05-30 Dirk Mueller <dmueller@suse.de>
8454 * cgraphunit.c (cgraph_analyze_function): Remove
8455 computation of inline parameters.
8457 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8459 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8461 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8463 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8464 Add vx-common.h. Include vxworks.h between vx-common.h and
8466 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8468 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8469 (TARGET_ASM_DESTRUCTOR): Likewise.
8470 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8471 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8472 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8473 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8474 (VXWORKS_ENDIAN_SPEC): Define.
8475 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8476 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8477 VXWORKS_* equivalents.
8478 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8479 (ASM_FILE_START): Delete.
8480 (TARGET_VERSION): Reformat.
8481 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8482 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8483 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8484 (FPBIT, DPBIT): Define.
8485 (fp-bit.c, dp-bit.c): New rules.
8486 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8487 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8488 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8489 * config/arm/arm.h: Include vxworks-dummy.h.
8490 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8491 Mark with ATTRIBUTE_UNUSED.
8492 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8493 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8494 make it incompatible with -msingle-pic-base.
8495 (arm_function_ok_for_sibcall): Return false for calls that might
8496 go through a VxWorks PIC PLT entry.
8497 (require_pic_register): New function, split out from...
8498 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8500 (arm_load_pic_register): Handle the VxWorks RTP initialization
8501 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8502 (arm_emit_call_insn): New function.
8503 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8504 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8505 (pic_offset_arm): New pattern.
8506 (call, call_value): Use arm_emit_call_insn.
8507 (call_internal, call_value_internal): New expanders.
8508 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8509 VxWorks unless __PIC__.
8511 2007-05-30 Eric Christopher <echristo@gmail.com>
8513 * genrecog.c: Include regs.h in generated file.
8514 * genemit.c: Ditto. Fix up formatting.
8515 * config/mn10300/constraints.md: New.
8516 * config/mn10300/mn10300.md: Include.
8517 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8518 Fix up for removed macro.
8519 * config/mn10300/predicates.md (call_address_operand): Ditto.
8520 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8521 (CONST_OK_FOR_I): Ditto.
8522 (CONST_OK_FOR_J): Ditto.
8523 (CONST_OK_FOR_K): Ditto.
8524 (CONST_OK_FOR_L): Ditto.
8525 (CONST_OK_FOR_M): Ditto.
8526 (CONST_OK_FOR_N): Ditto.
8527 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8531 (EXTRA_CONSTRAINT): Ditto.
8533 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8535 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8537 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8538 OPTION_MASK_ISA_64BIT.
8539 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8541 2007-05-30 Richard Guenther <rguenther@suse.de>
8544 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8545 types for comparison.
8546 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8547 with original typed arguments.
8548 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8550 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8552 PR tree-optimization/31769
8553 * except.c (duplicate_eh_regions): Clear prev_try if
8554 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8556 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8558 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8559 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8560 bsi of the location where statements should be inserted.
8561 (sink_code_in_bb): Take bsi from statement_sink_location.
8562 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8563 instead of bsi_start.
8564 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8566 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8567 (bsi_move_before): Document inconsistency with bsi_move_after.
8568 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8570 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8572 * config/i386/i386.h (TARGET_ABM): New define.
8573 (TARGET_POPCNT): Ditto.
8574 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8575 New temporary defines to redefine from OPTION_ISA_* defines.
8576 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8577 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8578 (ix86_isa_flags): New extern int declaration.
8579 (TARGET_SUBTARGET_DEFAULT): New define.
8580 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8581 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8582 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8583 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8584 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8585 * config/i386/darwin.h: Change TARGET_64BIT define to
8588 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8589 using existing "ix86_isa_flags" varible.
8590 (m32, m64): Use existing "ix86_isa_flags" variable.
8591 (mmmx, m3dnow): Ditto.
8592 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8593 (mabm): Define as non-negative option using "x86_abm" variable.
8594 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8596 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8597 Rewrite feature test bitmap.
8598 (ix86_isa_flags): New initialized global int varible.
8599 (ix86_isa_flags_explicit): New static int variable.
8600 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8601 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8602 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8603 target_flags_explicit.
8604 (override_options): Remove "target_enable" and "target_disable" fields
8605 from "struct ptt". Update processor_target_table accordingly. Remove
8606 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8607 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8608 "target_flags" and "ix86_isa_flags_explicit" instead of
8609 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8610 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8611 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8612 to true when either of PTA_POPCNT or PTA_ABM is set in
8613 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8614 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8615 processor_alias_table flags entry. Remove handling of
8616 "target_enable" and "target_disable" fields of processor_target_table.
8617 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8618 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8619 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8620 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8621 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8623 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8625 2007-05-29 David Daney <ddaney@avtrex.com>
8628 * config/mips/mips.c (mips_output_mi_thunk): Emit
8629 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8631 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8632 * config/i386/i386.c (ix86_function_regparm): Added checking of
8633 ix86_force_align_arg_pointer to determine the number of
8634 register parameters.
8636 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8638 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8639 (SET_DR_MISALIGNMENT): New.
8640 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8641 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8642 Use SET_DR_MISALIGNMENT.
8643 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8645 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8646 find_loop_nest): Export.
8647 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8648 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8649 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8650 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8652 (struct mem_ref): Add field reuse_distance.
8653 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8654 Initialize reuse_distance field.
8655 (issue_prefetch_ref): Select temporality of prefetch according to
8657 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8658 self_reuse_distance, determine_loop_nest_reuse): New functions.
8659 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8660 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8661 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8664 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8666 * tree-ssa-alias.c: Add aliasing overview.
8668 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8669 Danny Smith <dannysmith@users.sourceforge.net>
8672 * config/i386/t-crtfm: Compile crtfastmath.o with
8673 -minline-all-stringops.
8674 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8675 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8677 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8679 * doc/md.texi: Document constraints on HP PA-RISC.
8681 * pa/constraints.md: New file.
8682 * pa.md: Include constraints.md.
8683 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8684 (integer_store_memory_operand, ldil_cint_p): New functions.
8685 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8686 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8687 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8688 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8689 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8691 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8694 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8695 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8696 case POSTDECREMENT_EXPR>): Return the error_mark_node
8697 if either the real or imaginary parts would an
8700 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8702 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8703 name when we remove it from a call.
8705 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8707 * targhooks.c (default_narrow_bitfield): Remove.
8708 * targhooks.h: Remove the prototype for
8709 default_narrow_bitfield.
8711 * langhooks-def.h: Remove the prototype for
8712 hook_get_alias_set_0.
8713 * langhooks.c (hook_get_alias_set_0): Remove.
8715 * global.c (EXECUTE_IF_CONFLICT): Remove.
8717 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8720 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8721 return true when truth_value_p is true and the type
8724 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8726 * doc/install.texi (Prerequisites): We no longer require Autoconf
8727 2.13 for the top-level.
8729 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8731 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8732 memory access via x86_expand_vector_move_misalign() only for
8733 TImode values on 32-bit targets.
8735 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8737 * matrix-reorg.c: New file. Implement matrix flattening and
8738 transposing optimization.
8739 * tree-pass.h: Add matrix reorg pass.
8740 * common.opt: Add fipa-mreorg flag.
8741 * Makefile.in: Add matrix-reorg.c.
8742 * passes.c: Add matrix reorg pass.
8743 * varpool.c (add_new_static_var): New function.
8744 * cgraph.h (add_new_static_var): Declare.
8746 2007-05-27 Eric Christopher <echristo@apple.com>
8748 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8749 sp_offset depending on stack size. Save r12 depending
8750 on registers we're saving later.
8751 (rs6000_emit_epilogue): Update sp_offset depending only
8754 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8756 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8757 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8758 * ifcvt.c (if_convert): Ditto.
8759 * tree-ssa-threadupdate.c (thread_block): Ditto.
8760 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8761 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8762 verify_loop_closed_ssa): Check number_of_loops instead of
8764 * predict.c (tree_estimate_probability): Ditto.
8765 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8766 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8767 * modulo-sched.c (sms_schedule): Ditto.
8768 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8769 (scev_finalize): Do not do anything if scev analysis was not
8771 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8772 current_loops == NULL.
8773 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8774 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8776 (loop_optimizer_finalize): Assert that loops were analyzed.
8777 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8778 rtl_doloop): Check number_of_loops instead of current_loops.
8779 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8780 current_loops == NULL.
8781 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8782 gate_tree_vectorize tree_linear_transform, check_data_deps,
8783 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8784 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8785 Check number_of_loops instead of current_loops.
8786 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8787 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8788 free loops if available.
8789 (execute_pre): Do not pass do_fre to fini_pre.
8791 2007-05-27 Tobias Burnus <burnus@net-b.de>
8794 * real.c (mpfr_from_real): Fix sign of -Inf.
8796 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8798 * tree-vect-transform.c (vectorizable_conversion): Initialize
8799 tree_code variables to ERROR_MARK.
8800 (vectorizable_type_demotion): Likewise.
8801 (vectorizable_type_promotion): Likewise.
8803 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8806 * config/i386/i386.md (movti): Handle push operands via
8809 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8811 * basic-block.h: Remove the prototype for merge_seq_blocks.
8812 * cfgcleanup.c (merge_seq_blocks): Remove.
8814 * tree-flow.h: Remove the prototype for is_aliased_with.
8815 * tree-ssa-alias.c (is_aliased_with): Remove.
8817 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
8819 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
8821 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
8823 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
8824 ix86_expand_sse4_unpack if SSE4.1 is enabled.
8825 (vec_unpacks_hi_v16qi): Likewise.
8826 (vec_unpacku_lo_v16qi): Likewise.
8827 (vec_unpacks_lo_v16qi): Likewise.
8828 (vec_unpacku_hi_v8hi): Likewise.
8829 (vec_unpacks_hi_v8hi): Likewise.
8830 (vec_unpacku_lo_v8hi): Likewise.
8831 (vec_unpacks_lo_v8hi): Likewise.
8832 (vec_unpacku_hi_v4si): Likewise.
8833 (vec_unpacks_hi_v4si): Likewise.
8834 (vec_unpacku_lo_v4si): Likewise.
8835 (vec_unpacks_lo_v4si): Likewise.
8837 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8839 * c-typeck.c, config/arm/arm.c, config/darwin.c,
8840 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
8841 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
8842 follow spelling conventions in various
8843 warning/error/diagnostic messages.
8845 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
8846 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
8847 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
8848 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
8849 tree-vrp.c: Fix comment typos. Follow spelling conventions.
8850 * doc/tm.texi: Follow spelling conventions.
8852 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8855 * tree-ssa-forwprop.c
8856 (forward_propagate_addr_into_variable_array_index): Remove
8857 the lhs argument. Use the type of def_rhs instead of lhs.
8858 (forward_propagate_addr_expr_1): Update use of
8859 forward_propagate_addr_into_variable_array_index.
8861 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
8862 Nigel Stephens <nigel@mips.com>
8864 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
8865 function attributes, "far" being an alias for "long_call".
8866 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
8867 (mips_near_type_p, mips_far_type_p): New.
8868 (mips_comp_type_attributes): New function to check that attributes
8869 attached to a function type are compatible.
8870 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
8871 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
8872 to the target function of the thunk.
8873 (mips_encode_section_info): Check for "near" and "far" function
8874 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
8876 * config/mips/predicates.md (const_call_insn_operand): Test only
8877 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
8879 * doc/extend.texi (Function Attributes): Document MIPS "near" and
8882 * testsuite/gcc.target/mips/near-far-1.c: New test case.
8883 * testsuite/gcc.target/mips/near-far-2.c: New test case.
8884 * testsuite/gcc.target/mips/near-far-3.c: New test case.
8885 * testsuite/gcc.target/mips/near-far-4.c: New test case.
8887 2007-05-25 Eric Christopher <echristo@apple.com>
8889 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
8890 to x86-darwin configurations.
8891 * config/i386/t-darwin: Add softfp support.
8892 * config/i386/t-darwin64: Ditto.
8893 * config/i386/sfp-machine.h: If mach then don't use
8894 aliasing, emit a stub to call.
8896 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
8898 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
8899 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
8900 tree-predcom.c, tree-ssa-alias-warnings.c,
8901 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
8902 comment typos. Follow spelling conventions.
8903 * doc/cpp.texi, doc/invoke.texi: Fix typos.
8905 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8908 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
8909 constants into memory. Expand unaligned memory references for
8910 SSE modes via x86_expand_vector_move_misalign() function.
8912 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
8914 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
8915 "memory" attribute for "sseishft" type insn without operands[2].
8917 2007-05-25 Dirk Mueller <dmueller@suse.de>
8918 Marcus Meissner <meissner@suse.de>
8920 * doc/extend.texi (alloc_size): New attribute.
8921 * c-common.c (handle_alloc_size_attribute): New.
8922 * tree-object-size.c (alloc_object_size): Use alloc_size
8923 attribute, if available.
8925 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8927 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
8929 (__builtin_ia32_vec_ext_v2di): Likewise.
8930 (__builtin_ia32_vec_ext_v4si): Likewise.
8931 (__builtin_ia32_vec_ext_v8hi): Likewise.
8932 (__builtin_ia32_vec_ext_v16qi): Likewise.
8933 (__builtin_ia32_vec_set_v8hi): Likewise.
8935 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8937 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
8939 2007-05-25 Richard Sandiford <richard@codesourcery.com>
8941 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
8942 (arm_is_longcall_p): Rename to...
8943 (arm_is_long_call_p): ...this. Take a single tree argument and
8945 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
8946 (CUMULATIVE_ARGS): Remove call_cookie.
8947 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
8948 (ENCODED_LONG_CALL_ATTR_P): Delete.
8949 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
8950 LONG_CALL_FLAG_CHAR cases.
8951 (ARM_DECLARE_FUNCTION_SIZE): Delete.
8952 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
8953 ARM_DECLARE_FUNCTION_SIZE.
8954 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
8955 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
8956 (arm_encode_call_attribute, current_file_function_operand): Delete.
8957 (arm_function_in_section_p): New function.
8958 (arm_is_longcall_p): Rename to...
8959 (arm_is_long_call_p): ...this. Take the target function as a single
8960 argument and return a bool. Do not rely on call cookies. Check
8961 whether the target symbol is in the same section as the current
8962 function, not just the same compilation unit.
8963 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
8964 (arm_encode_section_info): Don't encode a call type.
8965 * config/arm/arm.md (call, call_value): Update calls to
8966 arm_is_long(_)call_p. Simplify logic.
8967 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
8968 Update calls to arm_is_long(_)call_p.
8970 2007-05-25 Richard Guenther <rguenther@suse.de>
8972 PR tree-optimization/31982
8973 * tree-ssa-forwprop.c
8974 (forward_propagate_addr_into_variable_array_index): Handle arrays
8975 with element size one.
8977 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8979 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
8980 (umulsi3_highpart): Likewise.
8982 2007-05-24 Ian Lance Taylor <iant@google.com>
8984 PR rtl-optimization/32069
8985 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
8988 2007-05-24 Ollie Wild <aaw@google.com>
8990 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
8993 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
8995 * postreload-gcse.c (reg_changed_after_insn_p): New function.
8996 (oprs_unchanged_p): Use it to check all registers in a REG.
8997 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
8998 (reg_set_between_after_reload_p): Delete.
8999 (reg_used_between_after_reload_p): Likewise.
9000 (reg_set_or_used_since_bb_start): Likewise.
9001 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9002 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9003 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9004 * rtlanal.c (reg_set_p): Check whether REG overlaps
9005 regs_invalidated_by_call, rather than just checking the
9006 membership of REGNO (REG).
9008 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9010 * doc/passes.texi: Document predictive commoning.
9011 * doc/invoke.texi (-fpredictive-commoning): Document.
9012 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9013 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9014 adding indices to the generated name.
9015 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9016 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9017 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9018 (op_symbol_code): ... and exported.
9019 (dump_omp_clause, op_symbol): Use op_symbol_code
9020 instead of op_symbol_1.
9021 * tree-pass.h (pass_predcom): Declare.
9022 * timevar.def (TV_PREDCOM): New timevar.
9023 * tree-ssa-loop.c (run_tree_predictive_commoning,
9024 gate_tree_predictive_commoning, pass_predcom): New.
9025 * tree-data-ref.c (find_data_references_in_loop): Find the
9026 references in dominance order.
9027 (canonicalize_base_object_address): Ensure that the result has
9029 (dr_analyze_innermost): Export.
9030 (create_data_ref): Code to fail for references with invariant
9032 (find_data_references_in_stmt): ... here.
9033 * tree-data-ref.h (dr_analyze_innermost): Declare.
9034 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9035 (aff_combination_find_elt, name_expansion_hash,
9036 name_expansion_eq, tree_to_aff_combination_expand,
9037 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9039 * tree-affine.h (aff_combination_constant_multiple_p,
9040 tree_to_aff_combination_expand): Declare.
9041 * tree-predcom.c: New file.
9042 * common.opt (fpredictive-commoning): New option.
9043 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9044 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9045 * Makefile.in (tree-predcom.o): Add.
9046 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9047 * passes.c (init_optimization_passes): Add dceloop after
9048 copy propagation in loop optimizer. Add predictive commoning
9049 to loop optimizer passes.
9051 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9053 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9056 2007-05-24 Jan Hubicka <jh@suse.cz>
9058 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9060 (genheader): Include statistics.h.
9062 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9064 * print-rtl.c (flag_dump_unnumbered): Update comments.
9065 (print_rtl): Fix my previous change.
9066 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9069 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9072 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9074 (thread_through_all_blocks): Call initialize_original_copy_tables
9075 and free_original_copy_tables.
9076 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9078 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9079 * cfghooks.c (duplicate_block): Use get_loop_copy.
9080 * cfg.c: Include cfgloop.h.
9081 (loop_copy): New hash table.
9082 (initialize_original_copy_tables): Initialize loop_copy table.
9083 (free_original_copy_tables): Free loop_copy table.
9084 (copy_original_table_clear, copy_original_table_set,
9085 set_loop_copy, get_loop_copy): New functions.
9086 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9087 * cfgloop.h (struct loop): Remove copy field.
9088 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9089 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9091 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9093 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9094 -msse/-msse2/-msse3.
9096 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9098 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9099 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9101 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9104 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9105 * targhooks.h (default_mangle_decl_assembler_name): Declare
9107 * targhooks.c (default_mangle_decl_assembler_name): Define
9109 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9111 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9112 * langhooks.c (lhd_set_decl_assembler_name): Call
9113 targetm.mangle_decl_assembler_name for names with global scope.
9115 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9117 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9118 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9120 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9121 New. Factored out of i386_pe_encode_section_info.
9122 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9123 Move check for prior decoration of stdcall
9124 symbols to i386_pe_encode_section_info.
9125 (i386_pe_encode_section_info): Adjust call to
9126 gen_stdcall_or_fastcall_suffix. Use
9127 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9128 (i386_pe_mangle_decl_assembler_name): New. Wrap
9129 i386_pe_maybe_mangle_decl_assembler_name.
9131 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9133 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9134 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9135 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9136 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9137 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9140 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9141 Nigel Stephens <nigel@mips.com>
9142 Richard Sandiford <richard@codesourcery.com>
9144 Fix up MIPS16 hard float and add support for complex.
9146 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9147 (TARGET_SOFT_FLOAT_ABI): New.
9148 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9149 __mips_soft_float to reflect the ABI in use, not whether the
9150 FPU is directly accessible (e.g., in MIPS16 mode).
9151 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9152 (UNITS_PER_FPVALUE): Likewise.
9154 * config/mips/mips.c (mips_expand_call): Remove redundant
9155 TARGET_MIPS16 check.
9156 (mips_arg_regno): New.
9157 (function_arg_advance): When setting bits in cum->fp_code for
9158 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9160 (function_arg): Use mips_arg_regno.
9161 (mips_return_mode_in_fpr_p): New.
9162 (mips16_call_stub_mode_suffix): New.
9163 (mips16_cfun_returns_in_fpr_p): New.
9164 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9165 (mips_output_function_prologue): Test mips16_hard_float, not
9166 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9167 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9168 return value into a floating-point register.
9169 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9170 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9171 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9172 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9173 word of double arguments from or to the high bits of 64-bit
9174 floating point registers.
9175 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9176 (mips16_fpret_double): New helper function.
9177 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9178 support for complex modes. Fill in DECL_RESULT for stubdecl.
9179 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9181 * config/mips/mips16.S
9182 (RET, ARG1, ARG2): New.
9183 (MERGE_GPRf, MERGE_GPRt): New.
9184 (DELAYt, DELAYf): New.
9185 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9186 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9187 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9188 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9189 (SFOP): Renamed to...
9190 (OPSF3): This, and macro-ified. Updated all uses.
9191 (SFOP2): Renamed to...
9192 (OPSF2): This, and macro-ified. Updated all uses.
9193 (SFCMP): Renamed to...
9194 (CMPSF): This, and macro-ified. Updated all uses.
9195 (SFREVCMP): Renamed to...
9196 (REVCMPSF): This, and macro-ified. Updated all uses.
9197 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9198 (LDDBL1, LDDBL2, RETDBL): Deleted.
9199 (DFOP): Renamed to...
9200 (OPDF3): This, and macro-ified. Updated all uses.
9201 (DFOP2): Renamed to...
9202 (OPDF2): This, and macro-ified. Updated all uses.
9203 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9204 (DFCMP): Renamed to...
9205 (CMPDF): This, and macro-ified. Updated all uses.
9206 (DFREVCMP): Renamed to...
9207 (REVCMPDF): This, and macro-ified. Updated all uses.
9208 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9209 (RET_FUNCTION): New.
9210 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9211 (__mips16_ret_sc, __mips16_ret_dc): New.
9212 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9213 STUB_ARGS_6, STUB_ARGS_10): New.
9214 (CALL_STUB_NO_RET): New.
9215 (__mips16_call_stub_1): Macro-ified.
9216 (__mips16_call_stub_5): Macro-ified.
9217 (__mips16_call_stub_2): Macro-ified.
9218 (__mips16_call_stub_6): Macro-ified.
9219 (__mips16_call_stub_9): Macro-ified.
9220 (__mips16_call_stub_10): Macro-ified.
9221 (CALL_STUB_RET): New.
9222 (__mips16_call_stub_sf_0): Macro-ified.
9223 (__mips16_call_stub_sf_1): Macro-ified.
9224 (__mips16_call_stub_sf_5): Macro-ified.
9225 (__mips16_call_stub_sf_2): Macro-ified.
9226 (__mips16_call_stub_sf_6): Macro-ified.
9227 (__mips16_call_stub_sf_9): Macro-ified.
9228 (__mips16_call_stub_sf_10): Macro-ified.
9229 (__mips16_call_stub_df_0): Macro-ified.
9230 (__mips16_call_stub_df_1): Macro-ified.
9231 (__mips16_call_stub_df_5): Macro-ified.
9232 (__mips16_call_stub_df_2): Macro-ified.
9233 (__mips16_call_stub_df_6): Macro-ified.
9234 (__mips16_call_stub_df_9): Macro-ified.
9235 (__mips16_call_stub_df_10): Macro-ified.
9236 (__mips16_call_stub_sc_0): New.
9237 (__mips16_call_stub_sc_1): New.
9238 (__mips16_call_stub_sc_5): New.
9239 (__mips16_call_stub_sc_2): New.
9240 (__mips16_call_stub_sc_6): New.
9241 (__mips16_call_stub_sc_9): New.
9242 (__mips16_call_stub_sc_10): New.
9243 (__mips16_call_stub_dc_0): New.
9244 (__mips16_call_stub_dc_1): New.
9245 (__mips16_call_stub_dc_5): New.
9246 (__mips16_call_stub_dc_2): New.
9247 (__mips16_call_stub_dc_6): New.
9248 (__mips16_call_stub_dc_9): New.
9249 (__mips16_call_stub_dc_10): New.
9251 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9252 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9253 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9255 2007-05-23 Ian Lance Taylor <iant@google.com>
9257 * doc/invoke.texi (Invoking GCC): Document that the order of the
9260 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9263 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9264 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9265 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9269 * config/score/score.c (score_print_operand): Make sure that only
9270 lower bits are used.
9272 2007-05-22 Ian Lance Taylor <iant@google.com>
9274 * tree-vrp.c (avoid_overflow_infinity): New static function,
9275 broken out of set_value_range_to_value.
9276 (set_value_range_to_value): Call avoid_overflow_infinity.
9277 (extract_range_from_assert): Likewise.
9279 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9282 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9283 change the type before looking for a COMPOUND_EXPR.
9285 2007-05-22 Ian Lance Taylor <iant@google.com>
9287 * lower-subreg.c (decompose_multiword_subregs): If we change an
9288 insn, call remove_retval_note on it.
9290 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9292 * regs.h (end_hard_regno): New function.
9293 (END_HARD_REGNO, END_REGNO): New macros.
9294 (add_to_hard_reg_set): New function.
9295 (remove_from_hard_reg_set): Likewise.
9296 (in_hard_reg_set_p): Likewise.
9297 (overlaps_hard_reg_set_p): Likewise.
9298 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9299 (note_btr_set): Use END_HARD_REGNO.
9300 * caller-save.c (setup_save_areas): Use end_hard_regno.
9301 (mark_set_regs): Use END_HARD_REGNO.
9302 (add_stored_regs): Use end_hard_regno.
9303 (mark_referenced_regs): Use add_to_hard_reg_set.
9304 * combine.c (update_table_tick): Use END_REGNO.
9305 (record_value_for_reg): Likewise.
9306 (record_dead_and_set_regs): Likewise.
9307 (get_last_value_validate): Likewise.
9308 (use_crosses_set_p): Likewise.
9309 (reg_dead_at_p_1): Likewise.
9310 (reg_dead_at_p): Likewise.
9311 (mark_used_regs_combine): Use add_to_hard_reg_set.
9312 (move_deaths): Use END_HARD_REGNO.
9313 (reg_bitfield_target_p): Use end_hard_regno.
9314 (distribute_notes): Use END_HARD_REGNO.
9315 * cse.c (mention_regs): Use END_REGNO.
9316 (insert): Use add_to_hard_reg_set.
9317 (invalidate): Use END_HARD_REGNO.
9318 (invalidate_for_call): Likewise.
9319 (exp_equiv_p): Use END_REGNO.
9320 (cse_insn): Likewise.
9321 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9322 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9323 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9324 * function.c (keep_stack_depressed): Use end_hard_regno.
9325 * global.c (global_alloc): Use end_hard_regno.
9326 (global_conflicts): Use add_to_hard_reg_set instead of
9328 (find_reg): Likewise.
9329 (mark_reg_store): Likewise.
9330 (mark_reg_conflicts): Likewise.
9331 (mark_reg_death): Use remove_from_hard_reg_set.
9332 (mark_reg_live_nc): Delete.
9333 (set_preference): Use end_hard_regno.
9334 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9335 remove_from_hard_reg_set.
9336 (post_mark_life): Use add_to_hard_reg_set.
9337 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9338 (reg_becomes_live): Use add_to_hard_reg_set.
9339 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9340 (peep2_find_free_register): Use add_to_hard_reg_set.
9341 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9342 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9343 * regrename.c (note_sets): Use add_to_hard_reg_set.
9344 (clear_dead_regs): Use remove_from_hard_reg_set.
9345 (regrename_optimize): Use add_to_hard_reg_set.
9346 (find_oldest_value_reg): Use in_hard_reg_set_p.
9347 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9348 (hard_reg_set_here_p): Use end_hard_regno.
9349 (decompose): Likewise.
9350 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9351 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9352 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9353 (mark_home_live): Use end_hard_regno.
9354 (spill_hard_reg): Likewise.
9355 (clear_reload_reg_in_use): Likewise.
9356 * reorg.c (delete_prior_computation): Use END_REGNO.
9357 * resource.c (update_live_status): Use END_HARD_REGNO.
9358 (mark_referenced_resources): Use add_to_hard_reg_set.
9359 (mark_set_resources): Likewise.
9360 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9361 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9362 (reg_overlap_mentioned_p): Likewise.
9363 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9364 (covers_regno_no_parallel_p): Use END_REGNO.
9365 (find_regno_note): Likewise.
9366 (find_reg_fusage): Use END_HARD_REGNO.
9367 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9368 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9370 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9372 * mode-switching.c (reg_dies): Change type of second argument to
9374 (optimize_mode_switching): Update accordingly.
9376 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9378 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9380 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9381 (hard_reg_set_empty_p): ...these new functions.
9382 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9383 GO_IF_HARD_REG_SUBSET.
9384 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9385 instead of GO_IF_HARD_REG_EQUAL.
9386 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9387 instead of GO_IF_HARD_REG_EQUAL.
9388 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9389 GO_IF_HARD_REG_SUBSET.
9390 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9391 GO_IF_HARD_REG_EQUAL.
9392 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9393 of GO_IF_HARD_REG_SUBSET.
9394 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9395 instead of GO_IF_HARD_REG_EQUAL.
9396 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9397 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9398 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9399 of GO_IF_HARD_REG_SUBSET,
9400 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9401 GO_IF_HARD_REG_SUBSET.
9402 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9403 instead of GO_IF_HARD_REG_EQUAL.
9404 * config/sh/sh.c (push_regs, calc_live_regs): Use
9405 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9406 (hard_regs_intersect_p): Delete.
9408 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9410 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9412 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9413 Richard Henderson <rth@redhat.com>
9415 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9417 (x86_64-*-*): Likewise.
9419 * i386/i386-modes.def (V2QI): New.
9421 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9423 (override_options): Support SSE4.1.
9424 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9425 (IX86_BUILTIN_BLENDPS): Likewise.
9426 (IX86_BUILTIN_BLENDVPD): Likewise.
9427 (IX86_BUILTIN_BLENDVPS): Likewise.
9428 (IX86_BUILTIN_PBLENDVB128): Likewise.
9429 (IX86_BUILTIN_PBLENDW128): Likewise.
9430 (IX86_BUILTIN_DPPD): Likewise.
9431 (IX86_BUILTIN_DPPS): Likewise.
9432 (IX86_BUILTIN_INSERTPS128): Likewise.
9433 (IX86_BUILTIN_MOVNTDQA): Likewise.
9434 (IX86_BUILTIN_MPSADBW128): Likewise.
9435 (IX86_BUILTIN_PACKUSDW128): Likewise.
9436 (IX86_BUILTIN_PCMPEQQ): Likewise.
9437 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9438 (IX86_BUILTIN_PMAXSB128): Likewise.
9439 (IX86_BUILTIN_PMAXSD128): Likewise.
9440 (IX86_BUILTIN_PMAXUD128): Likewise.
9441 (IX86_BUILTIN_PMAXUW128): Likewise.
9442 (IX86_BUILTIN_PMINSB128): Likewise.
9443 (IX86_BUILTIN_PMINSD128): Likewise.
9444 (IX86_BUILTIN_PMINUD128): Likewise.
9445 (IX86_BUILTIN_PMINUW128): Likewise.
9446 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9447 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9448 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9449 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9450 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9451 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9452 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9453 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9454 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9455 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9456 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9457 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9458 (IX86_BUILTIN_PMULDQ128): Likewise.
9459 (IX86_BUILTIN_PMULLD128): Likewise.
9460 (IX86_BUILTIN_ROUNDPD): Likewise.
9461 (IX86_BUILTIN_ROUNDPS): Likewise.
9462 (IX86_BUILTIN_ROUNDSD): Likewise.
9463 (IX86_BUILTIN_ROUNDSS): Likewise.
9464 (IX86_BUILTIN_PTESTZ): Likewise.
9465 (IX86_BUILTIN_PTESTC): Likewise.
9466 (IX86_BUILTIN_PTESTNZC): Likewise.
9467 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9468 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9469 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9470 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9471 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9473 (bdesc_sse_3arg): Likewise.
9474 (bdesc_2arg): Likewise.
9475 (bdesc_1arg): Likewise.
9476 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9478 (ix86_expand_sse_4_operands_builtin): New.
9479 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9480 smaller than 8 bits as the 2nd arg.
9481 (ix86_expand_sse_ptest): New.
9482 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9483 (ix86_expand_vector_set): Support SSE4.1.
9484 (ix86_expand_vector_extract): Likewise.
9486 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9487 __SSE4_1__ for -msse4.1.
9489 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9490 (UNSPEC_INSERTPS): Likewise.
9491 (UNSPEC_DP): Likewise.
9492 (UNSPEC_MOVNTDQA): Likewise.
9493 (UNSPEC_MPSADBW): Likewise.
9494 (UNSPEC_PHMINPOSUW): Likewise.
9495 (UNSPEC_PTEST): Likewise.
9496 (UNSPEC_ROUNDP): Likewise.
9497 (UNSPEC_ROUNDS): Likewise.
9499 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9501 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9502 (const_pow2_1_to_32768_operand): Likewise.
9504 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9507 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9509 (sse4_1_insertps): Likewise.
9510 (*sse4_1_extractps): Likewise.
9511 (sse4_1_ptest): Likewise.
9512 (sse4_1_mulv2siv2di3): Likewise.
9513 (*sse4_1_mulv4si3): Likewise.
9514 (*sse4_1_smax<mode>3): Likewise.
9515 (*sse4_1_umax<mode>3): Likewise.
9516 (*sse4_1_smin<mode>3): Likewise.
9517 (*sse4_1_umin<mode>3): Likewise.
9518 (sse4_1_eqv2di3): Likewise.
9519 (*sse4_1_pinsrb): Likewise.
9520 (*sse4_1_pinsrd): Likewise.
9521 (*sse4_1_pinsrq): Likewise.
9522 (*sse4_1_pextrb): Likewise.
9523 (*sse4_1_pextrb_memory): Likewise.
9524 (*sse4_1_pextrw_memory): Likewise.
9525 (*sse4_1_pextrq): Likewise.
9526 (sse4_1_blendpd): Likewise.
9527 (sse4_1_blendps): Likewise.
9528 (sse4_1_blendvpd): Likewise.
9529 (sse4_1_blendvps): Likewise.
9530 (sse4_1_dppd): Likewise.
9531 (sse4_1_dpps): Likewise.
9532 (sse4_1_movntdqa): Likewise.
9533 (sse4_1_mpsadbw): Likewise.
9534 (sse4_1_packusdw): Likewise.
9535 (sse4_1_pblendvb): Likewise.
9536 (sse4_1_pblendw): Likewise.
9537 (sse4_1_phminposuw): Likewise.
9538 (sse4_1_extendv8qiv8hi2): Likewise.
9539 (*sse4_1_extendv8qiv8hi2): Likewise.
9540 (sse4_1_extendv4qiv4si2): Likewise.
9541 (*sse4_1_extendv4qiv4si2): Likewise.
9542 (sse4_1_extendv2qiv2di2): Likewise.
9543 (*sse4_1_extendv2qiv2di2): Likewise.
9544 (sse4_1_extendv4hiv4si2): Likewise.
9545 (*sse4_1_extendv4hiv4si2): Likewise.
9546 (sse4_1_extendv2hiv2di2): Likewise.
9547 (*sse4_1_extendv2hiv2di2): Likewise.
9548 (sse4_1_extendv2siv2di2): Likewise.
9549 (*sse4_1_extendv2siv2di2): Likewise.
9550 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9551 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9552 (sse4_1_zero_extendv4qiv4si2): Likewise.
9553 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9554 (sse4_1_zero_extendv2qiv2di2): Likewise.
9555 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9556 (sse4_1_zero_extendv4hiv4si2): Likewise.
9557 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9558 (sse4_1_zero_extendv2hiv2di2): Likewise.
9559 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9560 (sse4_1_zero_extendv2siv2di2): Likewise.
9561 (*sse4_1_zero_extendv2siv2di2): Likewise.
9562 (sse4_1_roundpd): Likewise.
9563 (sse4_1_roundps): Likewise.
9564 (sse4_1_roundsd): Likewise.
9565 (sse4_1_roundss): Likewise.
9566 (mulv4si3): Don't expand for SSE4.1.
9567 (smax<mode>3): Likewise.
9568 (umaxv4si3): Likewise.
9569 (uminv16qi3): Likewise.
9570 (umin<mode>3): Likewise.
9571 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9573 * doc/extend.texi: Document SSE4.1 built-in functions.
9575 * doc/invoke.texi: Document -msse4.1.
9577 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9579 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9580 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9581 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9582 (ASM_SPEC): Add asm_pcrel_spec.
9583 (EXTRA_SPECS): Add asm_pcrel_spec.
9585 2007-05-21 David Daney <ddaney@avtrex.com>
9587 * doc/install.texi (Building a cross compiler): Add requirements
9588 for Java cross compiler.
9590 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9593 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9594 Add loopno argument. Use evolution_function_is_invariant_rec_p
9595 instead of evolution_function_is_constant_p.
9596 Update calls to evolution_function_is_affine_multivariate_p.
9597 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9598 Add loopno argument.
9599 * tree-scalar-evolution.c (gather_chrec_stats): Call
9600 evolution_function_is_affine_multivariate_p with a loop
9602 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9603 (analyze_overlapping_iterations): Likewise.
9604 (access_functions_are_affine_or_constant_p): Likewise.
9605 (build_classic_dist_vector_1): If the access functions
9606 are equal, don't do anything.
9608 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9609 Paolo Carlini <pcarlini@suse.de>
9610 Uros Bizjak <ubizjak@gmail.com>
9612 * c-cppbuiltin.c (c_cpp_builtins): Define
9613 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9614 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9615 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9616 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9618 2007-05-21 Mike Stump <mrs@apple.com>
9620 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9622 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9624 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9626 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9627 implementation if __OPTIMIZE__ is not defined.
9628 (_mm_alignr_pi8): Ditto.
9629 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9630 (_mm_inserti_si64): Ditto.
9631 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9632 (_mm_slli_epi16): Ditto.
9633 (_mm_slli_epi32): Ditto.
9634 (_mm_slli_epi64): Ditto.
9635 (_mm_srai_epi16): Ditto.
9636 (_mm_srai_epi32): Ditto.
9637 (_mm_srli_si128): Ditto.
9638 (_mm_slli_si128): Ditto.
9639 (_mm_srli_epi16): Ditto.
9640 (_mm_srli_epi32): Ditto.
9641 (_mm_srli_epi64): Ditto.
9642 (_mm_extract_epi16): Ditto.
9643 (_mm_insert_epi16): Ditto.
9644 (_mm_shufflehi_epi16): Ditto.
9645 (_mm_shufflelo_epi16): Ditto.
9646 (_mm_shuffle_epi32): Ditto.
9647 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9649 (_mm_insert_pi16): Ditto.
9651 (_mm_shuffle_pi16): Ditto.
9653 (_mm_shufle_ps): Ditto.
9654 (_mm_prefetch): Ditto.
9656 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9658 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9659 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9660 * real.c (encode_i370_single, decode_i370_single,
9661 encode_i370_double, decode_i370_double): Functions removed.
9662 (i370_single_format, i370_double_format): Initializations removed.
9663 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9664 Consider the log2_b field to always be one.
9665 (ieee_single_format, mips_single_format, coldfire_single_format,
9666 ieee_double_format, mips_double_format, coldfire_double_format,
9667 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9668 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9669 ibm_extended_format, mips_extended_format, ieee_quad_format,
9670 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9671 decimal_single_format, decimal_double_format, decimal_quad_format,
9672 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9673 initialization of log2_b.
9674 * real.h (i370_single_format, i370_double_format): Declarations
9676 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9677 field to always be one.
9679 2007-05-21 Andreas Schwab <schwab@suse.de>
9681 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9682 NOTE_INSN_BASIC_BLOCK_P.
9683 (process_for_unwind_directive): Likewise.
9685 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9687 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9688 * function.h (struct function): Move va_list_gpr_size,
9689 va_list_fpr_size, function_frequency to front of bitfields. Add
9691 (current_function_calls_unwind_init): New.
9692 * except.c (expand_builtin_unwind_init): Set
9693 current_function_calls_unwind_init not
9694 current_function_has_nonlocal_label.
9695 * reload1.c (has_nonexceptional_receiver): New.
9696 (reload): Use it and current_function_calls_unwind_init to
9697 determine whether call-saved regs must be saved.
9699 2007-05-20 Jan Hubicka <jh@suse.cz>
9701 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9702 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9703 * ddg.c (create_ddg): LIkewise.
9704 * final.c (final): Remove hunk moving line number notes around since
9705 they are no longer present at this stage.
9706 (final_scan_insn): Use NOTE_KIND instead of
9707 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9708 (output_asm_label): Likewise.
9709 * reorg.c (dbr_schedule): Likewise.
9710 * haifa-sched.c (unlink_other_notes): Likewise.
9711 * mode-switching.c (optimize_mode_switching): Likewise.
9712 * graph.c (start_bb): Likewise.
9713 * rtl.def (NOTE): Update description.
9714 * jump.c (squeeze_notes): Delete.
9715 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9716 NOTE_INSN_BASIC_BLOCK_P when possible.
9717 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9718 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9719 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9720 (dwarf2out_var_location): Likewise.
9721 * cfgbuild.c (make_edges): Likewise.
9722 (find_basic_blocks_1): Likewise.
9723 * function.c (reorder_blocks_1): Likewise.
9724 (epilogue_done): Likewise.
9725 (reposition_prologue_and_epilogue_notes): Likewise.
9726 * print-rtl.c (print_rtx): Likewise; drop code for printing
9728 (print_rtl): Likewise.
9729 (print_rtl_single): Likewise.
9730 * gcse.c (insert_insn_start_bb): Likewise.
9731 * alias.c (init_alias_analysis): Likewise.
9732 * calls.c (fixup_tail_calls): Likewise.
9733 * except.c (sjlj_emit_function_enter): Likewise.
9734 * emit-rtl.c (add_insn_after): Likeiwse.
9735 (emit_label_before): Likewise.
9736 (emit_label_after): Likewise.
9737 (emit_note_before, emit_note_after, emit_note): Update
9738 parameter to be enum insn_note; do not deal with source
9740 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9741 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9743 (merge_blocks_move_successor_nojumps): Simplify now when
9744 we don't have BLOCK notes.
9745 (try_optimize_cfg): Likewise.
9746 * cfglayout.c (skip_insns_after_block): Likewise.
9747 (record_effective_endpoints): Likewise.
9748 (duplicate_insn_chain): Likewise.
9749 * varasm.c (output_constant_pool_1): Likewise.
9750 * sched-deps.c (sched_analyze): Likewise.
9751 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9753 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9754 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9755 (SET_INSN_DELETED): Simplify.
9756 (NOTE_LINE_NUMBER): Exterminate.
9757 (NOTE_LINE_KIND): New.
9758 (NOTE_INSN_BASIC_BLOCK_P): Update.
9759 (enum insn_note): Simplify.
9760 (GET_NOTE_INSN_NAME) Simplify.
9761 (emit_note_before, emit_note_after, emit_note): Update prototype.
9762 (squeeze_notes): Remove.
9763 * sched-int.h (NOTE_NOT_BB_P): Update.
9764 * resource.c (mark_target_live_regs): Update.
9765 * sched-rgn.c (debug_dependencies): Update.
9766 * sched-vis.c (print_insn): Update.
9767 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9768 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9769 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9770 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9771 (split_branches): Update.
9772 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9774 (sh_adjust_unroll_max): Exterminate.
9775 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9776 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9777 (m68hc11_reorg): Likewise.
9778 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9779 (emit_predicate_relation_info): Update.
9780 (process_for_unwind_directive): Update.
9781 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9782 (output_call): Update.
9783 * config/pa/pa.c (output_lbranch): Update.
9784 (output_millicode_call): Update.
9785 (output_call): Update.
9786 (pa_combine_instructions): Update.
9787 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9788 * config/bfin/bfin.c (gen_one_bundle): Update.
9789 * cfgrtl.c (can_delete_note_p): Update.
9790 (delete_insn): Update.
9791 (rtl_merge_blocks): Update.
9792 (commit_one_edge_insertion): Update.
9793 (rtl_verify_flow_info): Update.
9794 * stmt.c (expand_case): Do not call squeeze_notes.
9796 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9803 * c.opt (Wtype-limits): New.
9804 * doc/invoke.texi (Wtype-limits): Document it.
9805 (Wextra): Enabled by -Wextra.
9806 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9807 * c-common.c (shorten_compare): Warn with Wtype-limits.
9809 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9811 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9812 inlined function, not as a macro.
9813 (_mm_alignr_pi8): Ditto.
9814 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9815 (_mm_inserti_si64): Ditto.
9816 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9817 (_mm_extract_epi16): Ditto.
9818 (_mm_insert_epi16): Ditto.
9819 (_mm_shufflehi_epi16): Ditto.
9820 (_mm_shufflelo_epi16): Ditto.
9821 (_mm_shuffle_epi32): Ditto.
9822 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
9823 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
9825 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
9827 (_m_to_float): Use C89 compatible assignment.
9829 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
9832 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
9834 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9837 * doc/invoke.texi (Wreturn-type): Complete description.
9838 (Wextra): Delete item about return-type warning.
9839 * c-decl.c: Delete redundant Wextra warning.
9841 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9844 * config/i386/pmmintrin.h: Do not include xmmintrin.h
9845 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
9846 inlined function, not as a macro.
9847 (_mm_prefetch): Ditto.
9849 (_mm_insert_pi16): Ditto.
9851 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
9852 (_m_pshufw): Ditto. Add const to __N argument.
9853 (_mm_shufle_ps): Ditto. Add const to __mask argument.
9854 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
9855 (_mm_slli_epi32): Ditto.
9856 (_mm_srli_si128): Implement as always inlined function, not as a
9857 macro. Add __inline to function declaration.
9858 (_mm_slli_si128): Ditto.
9860 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
9862 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
9863 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
9865 (struct fenv): New structure.
9866 (FP_HANDLE_EXCEPTIONS): New define.
9867 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
9868 (_FP_DECL_EXP): New define.
9869 (FP_INIT_ROUNDMODE): New define.
9870 (FP_ROUNDMODE): New define.
9872 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9874 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
9875 (Wconversion): Update description.
9876 (Wconversion-sign): New.
9877 * c.opt (Wconversion-sign): New.
9878 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
9879 means disabled for C++. Otherwise, take the status of Wconversion.
9880 * c-common.c (conversion_warning): Warn with either Wconversion or
9882 (warnings_for_convert_and_check): Conditions are already checked by
9884 (convert_and_check): Don't check warnings if the conversion failed.
9886 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
9887 Anatoly Sokolov <aesok@dol.ru>
9889 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
9890 avr_epilogue_uses) : Add declaration.
9891 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
9892 * config/avr/constraints.md (R): New constraint.
9893 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
9894 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
9895 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
9896 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
9897 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
9898 call_prologue_saves, epilogue_restores, return_from_epilogue,
9899 return_from_main_epilogue, return_from_interrupt_epilogue,
9900 return_from_naked_epilogue, prologue, epilogue): New patterns.
9901 (jump): Handle symbol reference.
9902 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
9903 avr_output_function_prologue, avr_output_function_epilogue): Remove
9905 (avr_init_machine_status, expand_prologue, expand_epilogue,
9906 avr_asm_function_end_prologue, avr_epilogue_uses,
9907 avr_asm_function_begin_epilogue): New functions.
9908 (prologue_size, epilogue_size, jump_tables_size): Remove global
9910 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
9911 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
9912 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
9913 (avr_override_options): Initialise init_machine_status.
9914 (output_movhi): Handle all stack pointer loads.
9915 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
9916 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
9917 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
9918 (EPILOGUE_USES) Redefine.
9919 (machine_function) Declare.
9921 2007-05-19 Richard Sandiford <richard@codesourcery.com>
9923 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
9924 Use a single return statement.
9926 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9929 * builtins.c (do_mpfr_lgamma_r): New.
9930 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
9931 * tree.h (CASE_FLT_FN_REENT): New.
9933 2007-05-18 Geoffrey Keating <geoffk@apple.com>
9935 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
9936 (output_die): Use 'unsigned long' with %x.
9937 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
9938 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
9939 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
9941 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
9943 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
9948 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
9949 true if function has no argument.
9951 2007-05-18 DJ Delorie <dj@redhat.com>
9953 * config/mips/mips.c (mips_offset_within_alignment_p): New.
9954 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
9956 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9958 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
9959 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
9960 count_trailing_zeros.
9961 (__i386__): Implement count_leading_zeros using __builtin_clz().
9962 Implement count_trailing_zeros usign __builtin_ctz().
9964 2007-05-18 Richard Sandiford <richard@codesourcery.com>
9966 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
9968 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9971 * expr.c (emit_move_change_mode): Change mode of push operands here.
9973 2007-05-17 Ian Lance Taylor <iant@google.com>
9975 PR tree-optimization/31953
9976 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
9978 (set_value_range_to_null): Call set_value_range_to_value.
9979 (extract_range_from_comparison): Likewise.
9981 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9983 * toplev.c (print_version): Output GMP/MPFR version info.
9985 * builtins.c (CASE_MATHFN_REENT): New macro.
9986 (mathfn_built_in): Use it.
9987 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
9988 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
9989 BUILT_IN_LGAMMAL_R): New.
9990 * doc/extend.texi: Document new builtins.
9993 * builtins.c (do_mpfr_remquo): New.
9994 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
9995 (fold_builtin_3): Handle BUILT_IN_REMQUO.
9998 * builtins.c (fold_builtin_1): Handle y0, y1.
9999 (fold_builtin_2): Handle yn.
10001 PR middle-end/30251
10002 * builtins.c (do_mpfr_bessel_n): New.
10003 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10004 (fold_builtin_2): Handle BUILT_IN_JN.
10006 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10009 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10010 TYPE_PRECISION (intmax_type_node).
10012 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10015 * reload.c (subst_reloads): Remove checking.
10017 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10019 PR rtl-optimization/31691
10020 * combine.c (simplify_set): Build a new src pattern instead of
10021 substituting its operands in the COMPARE case.
10023 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10025 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10026 (execute_vrp): Preserve loops through jump threading.
10027 * tree-ssa-threadupdate.c (thread_single_edge,
10028 dbds_continue_enumeration_p, determine_bb_domination_status,
10029 thread_through_loop_header): New functions.
10030 (create_edge_and_update_destination_phis,
10031 create_edge_and_update_destination_phis): Set loops for the new blocks.
10032 (prune_undesirable_thread_requests): Removed.
10033 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10035 (thread_block): Do not call prune_undesirable_thread_requests.
10037 (mark_threaded_blocks): Select edges to thread here.
10038 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10039 Thread edges through loop headers independently.
10040 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10041 * tree-pass.h (TODO_mark_first_instance): New.
10042 (first_pass_instance): Declare.
10043 * cfghooks.c (duplicate_block): Put the block to the original loop
10044 if copy is not specified.
10045 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10046 jump threading. Pass may_peel_loop_headers to
10047 thread_through_all_blocks according to first_pass_instance.
10048 * cfgloop.h (create_preheader): Declare.
10049 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10050 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10051 * passes.c (first_pass_instance): New variable.
10052 (next_pass_1): Set TODO_mark_first_instance.
10053 (execute_todo): Set first_pass_instance.
10055 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10057 PR tree-optimization/24659
10058 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10059 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10060 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10061 OTI_vec_pack_ufix_trunc.
10062 (vec_unpacks_float_hi_optab): Define new macro.
10063 (vec_unpacks_float_lo_optab): Ditto.
10064 (vec_unpacku_float_hi_optab): Ditto.
10065 (vec_unpacku_float_lo_optab): Ditto.
10066 (vec_pack_sfix_trunc_optab): Ditto.
10067 (vec_pack_ufix_trunc_optab): Ditto.
10068 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10069 and vec_pack_[s|u]fix_trunc_optab using
10070 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10071 * tree-vectorizer.c (supportable_widening_operation): Handle
10072 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10073 (supportable_narrowing_operation): New function.
10074 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10075 * tree-vect-transform.c (vectorizable_conversion): Handle
10076 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10077 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10078 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10079 to check for target support.
10080 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10081 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10082 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10083 for VEC_PACK_FIX_TRUNC_EXPR.
10084 (expand_binop): Special case mode of the result for
10085 vec_pack_[u|s]fix_trunc_optab.
10086 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10087 vec_pack_[u|s]fix_trunc_optab.
10089 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10090 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10091 * tree-pretty-print.c (dump_generic_node): Handle
10092 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10093 VEC_PACK_FIX_TRUNC_EXPR.
10095 * expr.c (expand_expr_real_1): Ditto.
10096 * tree-inline.c (estimate_num_insns_1): Ditto.
10097 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10099 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10100 (vec_unpacks_float_lo_v8hi): Ditto.
10101 (vec_unpacku_float_hi_v8hi): Ditto.
10102 (vec_unpacku_float_lo_v8hi): Ditto.
10103 (vec_unpacks_float_hi_v4si): Ditto.
10104 (vec_unpacks_float_lo_v4si): Ditto.
10105 (vec_pack_sfix_trunc_v2df): Ditto.
10107 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10109 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10110 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10111 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10112 [vec_pack_ufix_trunc]: Ditto.
10113 [vec_unpacks_float_hi]: Ditto.
10114 [vec_unpacks_float_lo]: Ditto.
10115 [vec_unpacku_float_hi]: Ditto.
10116 [vec_unpacku_float_lo]: Ditto.
10118 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10120 * soft-fp/README: Update for new files.
10121 * soft-fp/floattisf.c: New file.
10122 * soft-fp/floattidf.c: New file.
10123 * soft-fp/floattitf.c: New file.
10124 * soft-fp/floatuntisf.c: New file.
10125 * soft-fp/floatuntidf.c: New file.
10126 * soft-fp/floatuntitf.c: New file.
10127 * soft-fp/fixsfti.c: New file.
10128 * soft-fp/fixdfti.c: New file.
10129 * soft-fp/fixtfti.c: New file.
10130 * soft-fp/fixunssfti.c: New file.
10131 * soft-fp/fixunsdfti.c: New file.
10132 * soft-fp/fixunstfti.c: New file.
10133 * soft-fp/extendxftf.c: New file.
10134 * soft-fp/trunctfxf.c: New file.
10136 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10137 (__trunctfxf2): Ditto.
10139 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10140 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10141 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10142 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10143 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10144 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10146 * config/i386/t-fprules-softfp64: New file.
10147 * config/i386/sfp-machine.h: New file.
10148 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10149 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10150 and soft-fp/t-softfp to tmake_file.
10151 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10152 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10154 * config/i386/t-linux64 (softfp_wrap_start): New.
10155 (softfp_wrap_end): New.
10156 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10157 supported for TARGET_64BIT.
10159 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10161 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10162 c_common_unsigned_type behavior.
10164 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10166 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10169 2007-05-16 Eric Christopher <echristo@apple.com>
10171 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10172 saving after stack push. Set sp_offset whenever we push.
10173 (rs6000_emit_epilogue): Move altivec register restore before
10176 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10178 * configure.ac: Allow sysroots to be relocated under $prefix as
10179 well as $exec_prefix.
10180 * configure: Regenerate.
10182 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10186 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10188 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10189 (gcc_tooldir): Likewise.
10190 * configure: Regenerate.
10191 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10192 old configure.ac gcc_tooldir setting.
10193 (prefix_to_exec_prefix): New variable.
10194 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10195 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10197 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10199 * c-typeck.c (build_binary_op): Return early for error.
10201 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10203 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10204 struct nb_iter_bound.
10205 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10206 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10207 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10208 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10209 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10210 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10211 (del_scev_info): Use ggc_free.
10212 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10213 * loop-init.c: Include ggc.h.
10214 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10215 (loop_optimizer_finalize): Use ggc_free.
10216 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10217 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10218 pass_iv_optimize): Add TODO_ggc_collect.
10219 * function.h (struct function): Remove skip marker from
10221 * cfgloop.c: Include ggc.h.
10222 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10224 (establish_preds): Vector superloops is gc allocated.
10225 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10227 (flow_loops_find): Vector larray is gc allocated.
10228 (loop_exit_free): Use ggc_free.
10229 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10230 that head of exits list is now not a part of struct loop.
10231 (record_loop_exits): Allocate exits table in gc memory.
10232 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10233 that head of exits list is now not a part of struct loop.
10234 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10235 struct loop_exit): Add GTY marker.
10236 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10237 Add skip marker to aux field. Make head of exits list a separate
10239 (struct loops): Add GTY marker. Make larray vector gc allocated.
10240 Add param marker to exits table.
10241 (get_loops): Type changed.
10242 * Makefile.in (tree-scalar-evolution.o): Add
10243 gt-tree-scalar-evolution.h dependency.
10244 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10245 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10246 * basic-block.h (struct basic_block_def): Remove skip marker from
10249 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10251 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10252 of 0 in the call to expand_expr().
10253 (expand_builtin_mathfn_3): Ditto.
10254 (expand_builtin_interclass_mathfn): Ditto.
10255 (expand_builtin_cexpi): Ditto.
10256 (expand_builtin_int_roundingfn): Ditto.
10257 (expand_builtin_int_roundingfn_2): Ditto.
10258 (expand_builtin_pow): Ditto.
10259 (expand_builtin_powi): Ditto.
10260 (expand_builtin_bswap): Ditto.
10261 (expand_builtin_unop): Ditto.
10262 (expand_builtin_fabs): Ditto.
10263 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10264 the call to expand_expr().
10265 (expand_builtin_sync_operation): Ditto.
10266 (expand_builtin_compare_and_swap): Ditto.
10267 (expand_builtin_lock_test_and_set): Ditto.
10268 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10269 instead of 0 in the call to expand_expr().
10270 (expand_builtin_extract_return_addr): Ditto.
10271 (expand_builtin_eh_return): Ditto.
10272 (expand_eh_return): Ditto.
10273 * explow.c (expr_size): Ditto.
10274 * expr.c (optimize_bitfield_assignment_op): Ditto.
10275 (expand_assignement): Ditto.
10276 (store_expr): Ditto.
10277 (store_field): Ditto.
10278 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10279 the call to expand_expr().
10280 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10281 in the call to expand_expr().
10282 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10283 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10284 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10286 * optabs.c (expand_vec_shift_expr): Ditto.
10287 (expand_vec_cond_expr): Ditto.
10288 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10289 call to expand_expr().
10290 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10291 in the call to expand_expr().
10293 2007-05-14 Dave Korn <dave.korn@artimi.com>
10295 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10297 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10299 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10300 instead of c_common_unsigned_type.
10301 (c_common_unsigned_type): Remove.
10302 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10303 c_common_unsigned_type.
10304 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10305 c_common_unsigned_type.
10306 * c-common.h (c_common_unsigned_type): Remove.
10307 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10308 c_common_unsigned_type.
10309 * c-format.c (check_format_types): Use unsigned_type_for instead of
10310 c_common_unsigned_type.
10311 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10312 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10313 of c_common_unsigned_type.
10314 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10315 lang_hooks.types.unsigned_type.
10316 * expmed.c (make_tree): Use unsigned_type_for instead of
10317 lang_hooks.types.unsigned_type.
10318 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10319 lang_hooks.types.unsigned_type.
10320 (build_range_check): Likewise.
10321 (fold_unary): Likewise.
10322 (fold_binary): Likewise.
10323 (fold_ternary): Likewise.
10324 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10325 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10326 * tree.c (get_unsigned_type): New.
10327 (unsigned_type_for): Use get_unsigned_type instead of
10328 lang_hooks.types.unsigned_type.
10330 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10332 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10333 to m68k_get_function_kind. Update its prototype.
10334 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10336 (m68k_interrupt_function_p): Return enum m68k_function_type
10337 instead of bool. Rename to m68k_get_function_kind.
10338 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10339 target is not fido.
10340 (m68k_compute_frame_layout): Don't mark any register for save
10341 if an interrupt_thread attribute is specified.
10342 (m68k_hard_regno_rename_ok): Update a use of
10343 m68k_interrupt_function_p.
10344 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10345 m68k_interrupt_function_p.
10346 (m68k_function_type): New.
10347 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10348 for a function with an interrupt_thread attribute.
10349 * doc/extend.texi: Document the interrupt_thread attribute.
10351 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10353 Fix PR tree-optimization/31911
10354 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10355 if they didn't change the expression.
10357 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10359 * tree-scalar-evolution.c (resolve_mixers): Exported.
10360 * tree-scalar-evolution.h (resolve_mixers): Declare.
10361 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10362 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10363 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10364 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10365 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10366 strip_conversion, analyze_offset_expr, address_analysis,
10367 object_analysis, analyze_offset): Removed.
10368 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10369 split_constant_offset, canonicalize_base_object_address,
10370 object_address_invariant_in_loop_p, disjoint_objects_p,
10371 dr_may_alias_p, dr_address_invariant_p): New functions.
10372 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10373 and dr_analyze_alias.
10374 (initialize_data_dependence_relation): Use dr_may_alias_p
10375 and object_address_invariant_in_loop_p.
10376 (compute_self_dependence): Handle the case when
10377 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10378 (find_data_references_in_stmt): Restrict the analysis of data
10379 references to the given loop nest.
10380 (find_data_references_in_loop): Made static. Pass loop nest to
10381 find_data_references_in_stmt.
10382 (compute_data_dependences_for_loop): Use DR_VOPS.
10383 (free_data_ref): Free DR_VOPS.
10384 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10385 (struct innermost_loop_behavior): ... new.
10386 (struct base_object_info): Replaced by ...
10387 (struct indices): ... new.
10388 (struct dr_alias): New.
10389 (enum data_ref_type): Removed.
10390 (struct data_reference): Consist of struct innermost_loop_behavior,
10391 struct indices and struct dr_alias.
10392 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10393 (DR_MEMTAG): Renamed to ...
10394 (DR_SYMBOL_TAG): ... this.
10395 (find_data_references_in_loop): Declaration removed.
10396 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10397 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10398 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10399 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10401 2007-05-13 Revital Eres <eres@il.ibm.com>
10403 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10404 which walks virtual def-use chains to find redundant stores.
10405 (dse_optimize_stmt): Call it.
10407 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10409 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10410 * passes.c (init_optimization_passes): Move pass_jump_bypass
10413 * basic-block.h (bb_has_eh_pred): Fix style issue.
10415 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10417 PR rtl-optimization/31848
10418 * loop-invariant.c (move_invariant_reg): If we move an insn
10419 with a REG_EQUAL note, and that insn is not always executed,
10420 remove the REG_EQUAL note.
10422 2007-05-12 Richard Guenther <rguenther@suse.de>
10424 PR tree-optimization/31797
10425 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10426 propagate into a stmt that has volatile ops.
10428 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10430 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10431 (gcc_tooldir): Likewise.
10432 * configure: Regenerate.
10433 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10434 old configure.ac gcc_tooldir setting.
10435 (prefix_to_exec_prefix): New variable.
10436 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10437 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10439 2007-05-11 Silvius Rus <rus@google.com>
10441 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10442 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10443 * c-common.h (strict_aliasing_warning): Change return type.
10444 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10445 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10446 (build_c_cast): Condition call to strict_aliasing_warning.
10447 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10448 * flags.h (set_Wstrict_aliasing): Declare.
10449 * opts.c (set_Wstrict_alising): Define, add call to.
10450 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10451 * tree-ssa-alias-warnings.c: New file.
10452 * tree-ssa-alias.c (compute_may_aliases): Add call to
10453 strict_aliasing_warning_backend.
10455 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10457 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10458 Use loop_depth and loop_outer accessor functions.
10459 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10460 determine_invariantness_stmt, move_computations_stmt): Ditto.
10461 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10462 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10463 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10464 * tree-scalar-evolution.c (interpret_loop_phi,
10465 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10466 instantiate_parameters_1, scev_const_prop): Ditto.
10467 * cfghooks.c (make_forwarder_block): Ditto.
10468 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10469 * modulo-sched.c (loop_canon_p): Ditto.
10470 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10471 slpeel_can_duplicate_loop_p): Ditto.
10472 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10473 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10474 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10475 cancel_loop, verify_loop_structure): Ditto.
10476 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10477 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10478 superloops vector instead of "pred" array.
10479 (establish_preds): Take father loop as an argument. Initialize the
10481 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10482 Do not initialize loop->outer.
10483 (flow_loop_tree_node_remove): Truncate the superloops vector.
10484 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10485 "pred" merged to "superloops" vector.
10486 (loop_depth, loop_outer): New.
10487 (fel_init): Use loop_outer.
10489 2007-05-11 Jan Hubicka <jh@suse.cz>
10491 * cgraphunit.c: Include gt-cgraphunit.h
10492 (static_ctors, static_dtors): New static vars.
10493 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10494 based on implementation in c-common.c
10495 (cgraph_finalize_function): Call record_cdtor_fn.
10496 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10497 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10498 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10499 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10500 build_cdtor, c_build_cdtor_fns): Remove.
10501 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10502 c_build_cdtor_fns): Remove prototype.
10504 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10507 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10508 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10509 * builtins.c (fold_builtin_memchr): New.
10510 (expand_builtin_memchr): Call the latter.
10511 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10512 * doc/extend.texi ([Other built-in functions provided by GCC]):
10515 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10517 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10518 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10519 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10520 PFPO_OP1_TYPE_SHIFT): Constants added.
10521 (DFP_ALL): Mode macro defined.
10522 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10523 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10524 Insn definitions added.
10525 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10526 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10529 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10531 PR tree-optimization/31885
10532 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10533 NULL_TREE to be undetermined.
10534 (automatically_generated_chrec_p): Return false for NULL.
10536 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10538 * config/bfin/bfin.h (MOVE_RATIO): Define.
10540 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10542 * config.gcc (sparc-wrs-vxworks): New target.
10543 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10544 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10545 * config/sparc/sparc.h: Include vxworks-dummy.h.
10546 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10547 include LABEL_REFs too.
10548 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10549 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10551 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10553 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10554 (sparc_emit_call_insn): New function.
10555 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10556 functions when generating VxWorks PIC.
10557 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10558 (call, call_value): Use sparc_emit_call_insn instead of
10561 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10563 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10565 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10567 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10568 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10569 split_double instead of operand_subword.
10571 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10573 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10574 * config/bfin/bfin.c (bfin_local_alignment): New function.
10575 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10577 2007-05-08 Chao-ying Fu <fu@mips.com>
10579 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10580 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10581 (smsub_widen_optab, umsub_widen_optab): Define.
10582 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10584 * genopinit.c (optabs): Fill in smsub_widen_optab and
10586 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10587 and umsub_widen_optab to implement multiply-subtract sequences.
10588 * config/mips/mips.md (*msac<u>_di): Rename to...
10589 (<u>msubsidi4): ...this. Extend condition to include
10590 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10591 of operand 0 to "ka" and use the three-operand form of msub<u>
10593 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10596 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10598 PR rtl-optimization/28011
10599 * reload.c (push_reload): Set dont_share if IN appears in OUT
10600 also when IN is a PLUS rtx.
10601 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10604 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10606 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10607 call unshare_all_decls.
10608 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10609 (unshare_all_decls): Remove.
10611 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10614 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10617 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10618 Nigel Stephens <nigel@mips.com>
10620 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10621 Update comments and all uses.
10622 (MIN_FPRS_PER_FMT): Define.
10623 * config/mips/mips.c (function_arg): Fix to correctly handle
10624 the -mips32r2 -mfp64 -mabi=32 case.
10625 (override_options): Enable use of odd-numbered registers for
10626 SFmode values on MIPS32.
10627 (mips_save_reg_p): Save whole floating-point register pair if
10628 either half is used.
10629 (compute_frame_size): Fix comment.
10631 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10633 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10634 argument of type bool.
10635 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10636 argument. Safely select temporary P register according to it.
10637 (do_link): Change call site of add_to_reg accordingly.
10638 (do_unlink): Add epilogue_p as a fourth argument and pass it
10640 (expand_interrupt_handler_epilogue): Change call of do_unlink
10642 (bfin_expand_prologue): Add a third argument sibcall_p.
10643 * config/bfin/bfin.md (epilogue): Change call of
10644 bfin_expand_epilogue accordingly.
10645 (sibcall_epilogue): Likewise.
10646 (eh_return_internal): Likewise.
10648 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10649 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10650 * config/bfin/bfin.c (bfin_handle_option): Handle
10651 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10652 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10653 Support bf534, bf536 and bf561.
10654 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10656 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10659 * config/i386/i386.c (ix86_function_regparm): Process local
10660 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10662 2007-05-07 Mike Stump <mrs@apple.com>
10664 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10665 also checks for and while statements in C++.
10667 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10669 * gcc.c (at_file_supplied): New variable.
10670 (main): Set it if we expanded argv.
10671 (do_spec_1): Pass an @-file to the linker if we were called with
10672 an @-file argument and HAVE_GNU_LD.
10673 * collect2.c (at_file_supplied): New variable.
10674 (response_file): New variable.
10675 (collect_exit): Unlink response_file if necessary.
10676 (handler): Likewise.
10677 (do_wait): Likewise.
10678 (main): Set at_file_supplied if we expanded argv.
10679 (collect_execute): Pass an @-file to subprocesses if we were called
10680 with an @-file argument.
10681 * configure.ac: Add define for HAVE_GNU_LD.
10682 * configure: Regenerate.
10683 * config.in: Regenerate.
10685 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10687 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10688 operand to HI mode.
10693 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10695 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10696 (TARGET_ENCODE_SECTION_INFO): Re-define.
10697 (m32c_encode_section_info): New
10698 (function_vector_handler): New
10699 (current_function_special_page_vector): New
10700 (m32c_special_page_vector_p): New.
10701 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10703 * config/m32c/jump.md: Added instruction JSRS for functions
10704 with attribute "function_vector".
10705 * doc/extend.texi (function_vector): Added description
10706 for M16C, M32C targets.
10708 2007-05-07 DJ Delorie <dj@redhat.com>
10711 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10712 ashrpsi3, lshrpsi3): Update shift count constraint.
10714 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10715 Nathan Froyd <froydnj@codesourcery.com>
10718 * c-incpath.c (add_path): Strip trailing path separators.
10720 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10722 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10723 Free dominance info before purging EH edges.
10724 (eliminate_degenerate_phis): Likewise.
10725 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10727 2007-05-07 Jan Hubicka <jh@suse.cz>
10729 * gimplify.c (gimplify_expr): Do not crash when folding
10730 (void *)(int)&a + 4.
10732 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10735 * c-opts.c (lang_fortran): Make it non static.
10736 * c-common.h (lang_fortran): New prototype.
10737 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10738 -lang-fortran option was passed by the driver.
10740 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10742 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10743 of ASSERT_CHECKING. Tweak message.
10745 2007-05-06 Revital Eres <eres@il.ibm.com>
10748 * loop-unroll.c (insert_var_expansion_initialization):
10749 Initialize the expansions with -zero instead of +zero.
10751 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10753 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10754 into pic and non-pic versions. Mark r19 as used for
10755 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10756 for tgd_load, tld_load and tie_load .
10757 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10758 version of tgd_load, tld_load and tie_load depending on the
10761 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10762 Jakub Jelinek <jakub@redhat.com>
10764 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10765 (__do_global_dtors_aux): Use more paranoid loop to run
10766 destructors if HIDDEN_DTOR_LIST_END.
10767 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10769 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10771 * varasm.c (align_variable): Don't increase alignment for
10772 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10773 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10775 2007-05-04 Josh Conner <jconner@apple.com>
10777 * basic-block.h (cdi_direction): Assign values to all enumeration
10779 (dom_computed): Remove.
10780 (dom_info_state): New.
10781 (set_dom_info_availability): New.
10782 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10783 walk_data.dom_direction.
10784 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10785 instead of dom_computed[].
10786 (split_edge): Likewise.
10787 (create_basic_block): Likewise.
10788 (merge_blocks): Likewise.
10789 * ifcvt.c (find_if_header): Likewise.
10790 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10791 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10792 * tree-ssa.c (verify_ssa): Likewise.
10793 * tree-cfg.c (tree_verify_flow_info): Likewise.
10794 (remove_edge_and_dominated_blocks): Likewise.
10795 * dominance.c (dom_computed): Make static.
10796 (calc_dfs_tree_nonrec): Change third param to a bool.
10797 (calc_dfs_tree): Change second param to a bool.
10798 (calc_idioms): Change second param to a bool. Use
10799 dom_convert_dir_to_idx.
10800 (init_dom_info): Validate dir before using.
10801 (dom_convert_dir_to_idx): New.
10802 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10803 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10804 (free_dominance_info): Use dom_convert_dir_to_idx.
10805 (get_immediate_dominator): Likewise.
10806 (set_immediate_dominator): Likewise.
10807 (get_dominated_by): Likewise.
10808 (redirect_immediate_dominators): Likewise.
10809 (nearest_common_denominator): Likewise.
10810 (dominated_by_p): Likewise.
10811 (bb_dom_dfs_in): Likewise.
10812 (bb_dom_dfs_out): Likewise.
10813 (recount_dominator): Likewise.
10814 (iterate_fix_dominators): Likewise.
10815 (add_to_dominance_info): Likewise.
10816 (delete_from_dominance_info): Likewise.
10817 (first_dom_son): Likewise.
10818 (next_dom_son): Likewise.
10819 (dom_info_available_p): Likewise.
10820 (dom_info_state): New.
10821 (set_dom_info_availability): New.
10823 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10825 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
10827 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
10829 2007-05-04 Bob Wilson <bob.wilson@acm.org>
10831 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
10832 (subdi3, subdi_carry): Delete.
10834 2007-05-04 Jan Hubicka <jh@suse.cz>
10835 Richard Guenther <rguenther@suse.de>
10837 * opts.c (decode_options): Do not fiddle with inlining
10838 parameters in case of optimizing for size.
10839 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
10840 for size do nothing.
10841 (cgraph_decide_inlining_of_small_function): When optimizing for
10842 size never inline functions increasing caller size.
10843 (cgraph_early_inlining): Inline for size when optimizing for size.
10845 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
10847 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
10848 logical operations piecewise.
10849 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
10850 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
10851 subdi_sesidi_di): Delete.
10852 (add_with_carry): Produce carry in CC instead of a DREG to shorten
10853 the generated sequence. Allow three-reg add in constraints. Rewrite
10854 the rtl expression for carry to avoid zero_extend of a constant.
10855 (sub_with_carry): New pattern.
10856 (adddi3, subdi3): Change into define_expand. For subtract, generate a
10857 different sequence not involving jumps.
10858 (notbi): Now a named pattern.
10860 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
10862 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
10863 Add the note about a significant loss of accuracy of some
10864 mathematical routines when these options are used.
10866 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10868 * haifa-sched.c (rtx_vec_t): New typedef.
10869 (contributes_to_priority_p): Extract piece of priority () into new
10871 (priority): Use the function. Add assertion.
10872 (rank_for_schedule, set_priorities): Add assertion to check that
10873 insn's priority is initialized.
10874 (clear_priorities, calc_priorities): Change signature. Make it update
10875 all relevant insns. Update all callers ('add_to_speculative_block ()'
10876 and 'create_block_check_twin ()').
10877 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
10878 Add new field 'priority_status'.
10879 (INSN_PRIORITY_STATUS): New macro.
10880 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
10882 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10884 * sched-ebb.c (debug_ebb_dependencies): New static function.
10885 (init_ready_list): Use it.
10887 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
10888 with changed signature and 'debug_rgn_dependencies ()'.
10889 (debug_rgn_dependencies): New static function.
10890 (init_ready_list): Use it.
10892 * sched-int.h (debug_dependencies): Declare.
10894 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10896 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
10898 2007-05-04 Dirk Mueller <dmueller@suse.de>
10900 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
10902 2007-05-03 Jan Hubicka <jh@suse.cz>
10904 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
10905 ((T1)X op (T1)Y), for pointer type in more cases than before.
10907 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
10909 * tree-object-size.c (plus_expr_object_size): When operand size is
10910 unknown, return unknown.
10912 2007-05-03 Dirk Mueller <dmueller@suse.de>
10914 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
10916 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
10919 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
10921 2007-05-03 Janis Johnson <janis187@us.ibm.com>
10923 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
10925 2007-05-03 Joseph Myers <joseph@codesourcery.com>
10927 * config/soft-fp/double.h, config/soft-fp/extended.h,
10928 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
10929 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
10930 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
10931 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
10934 2007-05-03 Ian Lance Taylor <iant@google.com>
10936 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
10937 MASK_PPC_GFXOPT for 8540 or 8548.
10939 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10941 * tree-vect-transform.c (vect_update_inits_of_drs): Use
10942 vect_print_dump_info() to output debug information.
10944 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10947 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
10948 operands of size 2 when operand is not MEM_P.
10950 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10952 PR tree-optimization/30565
10953 * lambda-code.c (perfect_nestify): Fix updating of dominators.
10955 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
10957 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
10958 (umulsi3_highpart): Use them.
10959 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
10960 for final accumulator to D regisster tranfser.
10962 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
10964 PR tree-optimization/31699
10965 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
10967 (vect_enhance_data_refs_alignment): Compute peel amount using
10968 TYPE_VECTOR_SUBPARTS instead of vf.
10969 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
10971 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
10974 * system.h: Remove inclusion of double-int.h
10975 * tree.h: Include double-int.h
10976 * gengtype.c: Likewise
10977 * cfgloop.h: Likewise
10978 * Makefile.in: Adjust dependencies on double-int.h
10980 2007-05-02 Eric Christopher <echristo@apple.com>
10982 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
10983 -shared to -Zdynamiclib.
10985 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
10988 * c-common.c (strip_pointer_or_array_types): New function.
10989 * c-common.h (strip_pointer_or_array_types): New function declaration.
10991 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10993 PR tree-optimization/31771
10994 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
10996 2007-05-02 Paul Brook <paul@codesourcery.com>
10998 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11000 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11002 PR middle-end/29715
11003 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11006 2007-05-02 Nick Clifton <nickc@redhat.com>
11008 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11010 2007-05-02 Richard Guenther <rguenther@suse.de>
11012 PR tree-optimization/31146
11013 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11014 argument, single_use_p. If we have a single use that is
11015 a conversion to the definition rhs type, propagate that rhs.
11016 (forward_propagate_addr_expr): Pass single_use_p argument
11017 to forward_propagate_addr_expr_1.
11019 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11021 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11024 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11026 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11027 'AMD Family 10 core'.
11029 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11031 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11032 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11033 with SSE3 instruction set support.
11034 * doc/invoke.texi: Likewise.
11036 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11038 * config/i386/i386.c (override_options): Tuning 32-byte loop
11039 alignment for amdfam10 architecture. Increasing the max loop
11040 alignment to 24 bytes.
11042 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11044 * config/m68k/constraints.md: New.
11045 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11046 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11047 EXTRA_CONSTRAINT): Remove.
11048 * config/m68k/m68k.md: Include constraints.md.
11049 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11051 2007-05-01 Ian Lance Taylor <iant@google.com>
11053 PR tree-optimization/31739
11054 * tree-vrp.c (vrp_val_is_max): New static function.
11055 (vrp_val_is_min): New static function.
11056 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11058 (set_value_range): Use vrp_val_is_{max,min}.
11059 (extract_range_from_assert): Likewise.
11060 (extract_range_from_binary_expr): Likewise.
11061 (extract_range_from_unary_expr): Likewise.
11062 (dump_value_range, vrp_meet): Likewise.
11063 (vrp_visit_phi_node): Likewise.
11064 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11066 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11068 * config/i386/gmon-sol2.c (size_t): New type.
11069 (intptr_t): Likewise.
11070 (s_textsize): Declare as size_t.
11072 (monstartup): Use size_t for sizes.
11073 (_mcount): Save and restore registers.
11074 (internal_mcount): Pass 0 as the first argument to monstartup
11076 (moncontrol): Convert pointer to appropriately sized integer
11077 before passing to profil.
11079 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11081 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11082 __NO_FPRS__, not just if _SOFT_DOUBLE.
11083 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11084 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11085 also for E500 double.
11086 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11087 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11090 2007-05-01 Richard Guenther <rguenther@suse.de>
11092 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11095 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11097 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11099 2007-05-01 Jan Hubicka <jh@suse.cz>
11101 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11104 2007-05-01 Jan Hubicka <jh@suse.cz>
11106 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11107 (maybe_fold_offset_to_reference): Declare.
11108 * fold-const.c (fold_unary): Do not fold
11109 (type *)&A into &A->field_of_type_and_offset_0
11110 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11111 size is unknown, give up.
11112 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11114 (maybe_fold_offset_to_reference): New.
11115 (maybe_fold_stmt_indirect): Use it.
11116 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11117 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11119 (gimplify_expr): Likewise for plus_expr.
11121 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11123 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11124 bsi_after_labels. Always insert statements before bsi.
11125 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11126 * predict.c (apply_return_prediction): Check for empty blocks.
11127 * cfgexpand.c (lab_rtx_for_bb): New variable.
11128 (label_rtx_for_bb): Do not create new tree labels.
11129 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11130 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11131 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11133 (label_for_bb): Add field used.
11134 (update_eh_label, main_block_label): Mark the label used.
11135 (cleanup_dead_labels): Remove unused labels.
11137 2007-05-01 Richard Guenther <rguenther@suse.de>
11139 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11140 if it is not about to be set.
11141 (get_value_range): Do not pre-allocate equiv bitmap.
11142 (update_value_range): No need to clear equiv field.
11143 (add_equivalence): Change prototype to get bitmap pointer.
11144 Allocate bitmap here if it is not already.
11145 (extract_range_from_assert): Do not allocate bitmap here.
11146 Update callers to add_equivalence.
11147 (extract_range_from_ssa_name): Likewise.
11148 (get_vr_for_comparison): New static helper.
11149 (compare_name_with_value): Handle NULL equiv bitmap by
11150 peeling the first iteration of the comparison loop.
11151 Use get_vr_for_comparison.
11152 (compare_names): Handle NULL equiv bitmaps by using fake
11153 ones. Use get_vr_for_comparison.
11155 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11157 * double-int.c (mpz_set_double_int): Moved from
11158 tree-ssa-loop-niter.c.
11159 (mpz_get_double_int): Likewise; also, add option to wrap
11160 out-of-range integers.
11161 * double-int.h: New prototypes for above.
11162 * tree.c (get_static_type_bounds): Moved from
11163 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11164 TYPE_MAX_VALUE if they exist..
11165 * tree.h: New prototype for above.
11166 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11167 get_type_bounds calls.
11168 (mpz_set_double_int): Move to double-int.c.
11169 (get_type_bounds): Move to tree.c, rename to
11170 get_static_type_bounds.
11171 (mpz_to_double_int): Move to double-int.c, rename to
11172 mpz_get_double_int.
11174 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11176 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11177 DIV0 exception can fall through to a normal return.
11179 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11181 PR middle-end/22156
11182 Temporarily revert:
11183 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11184 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11185 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11186 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11187 initialize align to silence bogus warning.
11188 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11189 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11191 (struct sra_walk_fns): Remove use_all parameter from use.
11192 (sra_hash_tree): Handle BIT_FIELD_REFs.
11193 (sra_elt_hash): Don't hash bitfld blocks.
11194 (sra_elt_eq): Skip them in parent compares as well. Handle
11196 (sra_walk_expr): Don't maintain or pass down use_all_p.
11197 (scan_use): Remove use_all parameter.
11198 (scalarize_use): Likewise. Re-expand assignment to
11199 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11200 output, and re-scalarize after output. Don't mark anything
11202 (scalarize_ldst): Adjust.
11203 (scalarize_walk_gimple_modify_statement): Likewise.
11204 (build_element_name_1): Handle BIT_FIELD_REFs.
11205 (instantiate_element): Don't warn for any element whose parent
11206 is used as a whole.
11207 (instantiate_missing_elements_1): Return the sra_elt.
11208 (canon_type_for_field): New.
11209 (try_instantiate_multiple_fields): New.
11210 (instantiate_missing_elemnts): Use them.
11211 (mark_no_warning): Removed.
11212 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11213 (REPLDUP, sra_build_elt_assignment): New.
11214 (generate_copy_inout): Use them.
11215 (generate_element_copy): Likewise. Handle bitfld differences.
11216 (generate_element_zero): Don't recurse for blocks. Use
11217 sra_build_elt_assignment.
11218 (generate_one_element_int): Take elt instead of var. Use
11219 sra_build_elt_assignment.
11220 (generate_element_init_1): Adjust.
11221 (scalarize_use, scalarize_copy): Use REPLDUP.
11222 (scalarize_ldst): Move assert before dereference.
11223 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11225 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11228 * tree.c (reconstruct_complex_type): Reconstruct a reference
11230 Also use the same mode for the pointer as the old pointer type.
11232 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11234 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11237 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11239 PR rtl-optimization/31676
11240 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11241 (df_refs_record): Call it.
11243 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11245 * rtl.def (SS_ABS): New code.
11246 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11247 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11248 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11249 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11250 (bfin_init_builtins): Define them.
11251 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11252 (bfin_expand_builtin): ... and handle the others here.
11253 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11254 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11255 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11256 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11257 operand is only HImode.
11259 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11261 * regclass.c (scan_one_insn): Remove splitting of
11264 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11265 Nigel Stephens <nigel@mips.com>
11267 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11269 2007-04-28 Jan Hubicka <jh@suse.cz>
11271 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11272 insn_locators_alloc instead of insn_locators_initialize;
11273 call reset_block_changes.
11274 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11275 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11276 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11277 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11278 * config/score/score.c (th_output_mi_thunk): Likewise.
11279 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11280 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11281 tolerate uninitialized locator info.
11284 * function.c (init_function_start): Don't init line number info.
11285 (expand_function_end): Update.
11286 (reset_block_changes, record_block_change, finalize_block_changes,
11287 check_block_change, free_block_changes): Kill.
11288 * function.h (reset_block_changes, record_block_change,
11289 finalize_block_changes, check_block_change, free_block_changes):
11291 (struct function): Remove ib_boundaries_block.
11292 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11293 Use curr_insn_locator to initialize locator.
11294 (emit_line_note): Remove.
11295 * cfgexpand.c (expand_gimple_cond_expr): Update.
11296 (construct_exit_block): Likewise.
11297 (tree_expand_cfg): Initialize/finalize locators.
11298 * expr.c (expand_expr_real): Update.
11299 * cfglayout.c (line_locators_locs, line_locators_lines,
11300 file_locators_locs, file_locators_files): Remove.
11301 (set_block_levels): Move to cfgexpand.c.
11302 (insn_locators_initialize): Remove.
11303 (pass_insn_locators_initialize): Remove.
11304 (locations_locators_locs, locations_locators_vals): New static vars.
11305 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11307 (insn_locators_alloc, insn_locators_finalize,
11308 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11310 (locator_location): New.
11311 (locator_line, locator_file): Rewrite.
11312 * rtl.h (emit_line_note): Kill.
11313 (insn_locators_alloc, insn_locators_finalize,
11314 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11316 * tree-inline.c (initialize_cfun): Do not initialize
11317 ib_boundaries_block.
11318 * passes.c (pass_insn_locators_initialize): Remove.
11320 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11322 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11323 info. Update last_basic_block correctly.
11325 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11328 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11329 register itself to hold the offset constant. Tell flow the use
11330 of r4 and r5 when they are used.
11332 2007-04-27 Richard Guenther <rguenther@suse.de>
11334 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11335 if we simplified anything.
11336 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11337 warnings until we did a simplification and the stmt was not
11338 marked as TREE_NO_WARNING.
11340 2007-04-27 Mike Stump <mrs@apple.com>
11342 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11344 2007-04-27 Ian Lance Taylor <iant@google.com>
11346 PR middle-end/31710
11347 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11348 TYPE_MAX_VALUE exist, convert them to the new type.
11350 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11352 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11353 if it claims to be available.
11354 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11355 edge is redirected.
11356 (perform_tree_ssa_dce): Always free postdominators.
11358 2007-04-27 Richard Henderson <rth@redhat.com>
11360 * config/alpha/predicates.md (aligned_memory_operand): Mark
11361 as define_special_predicate.
11362 (unaligned_memory_operand, normal_memory_operand): Likewise.
11363 (reg_or_unaligned_mem_operand): Remove.
11364 (any_memory_operand): Match the documentation and check for
11365 non-renumbered pseudos during reload.
11366 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11367 alpha_secondary_reload_class, update to new interface, make static.
11368 Handle CQImode like HImode. Remove FP subreg check.
11369 (alpha_expand_mov): Use replace_equiv_address.
11370 (alpha_expand_mov_nobwx): Use any_memory_operand.
11371 (TARGET_SECONDARY_RELOAD): New.
11372 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11373 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11374 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11375 * config/alpha/alpha.md: ... here.
11376 (RELOAD12, reloadmode): New.
11378 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11379 Don't handle the aligned case here.
11380 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11381 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11382 reload_inhi_help. Don't expect a scratch register.
11383 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11385 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11387 2007-04-27 Richard Guenther <rguenther@suse.de>
11389 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11391 2007-04-27 Richard Guenther <rguenther@suse.de>
11393 PR tree-optimization/30965
11394 PR tree-optimization/30978
11395 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11396 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11397 (find_equivalent_equality_comparison): Likewise.
11398 (simplify_cond): Likewise.
11399 (get_prop_source_stmt): New helper.
11400 (get_prop_dest_stmt): Likewise.
11401 (can_propagate_from): Likewise.
11402 (remove_prop_source_from_use): Likewise.
11403 (combine_cond_expr_cond): Likewise.
11404 (forward_propagate_comparison): New function.
11405 (forward_propagate_into_cond): Rewrite to use fold for
11407 (tree_ssa_forward_propagate_single_use_vars): Call
11408 forward_propagate_comparison to propagate comparisons.
11410 2007-04-27 Richard Guenther <rguenther@suse.de>
11412 PR tree-optimization/31715
11413 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11414 sure to do computation on the offset in an appropriate
11417 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11419 * reload.h (elimination_target_reg_p): Declare.
11420 * reload.c (find_reloads): Don't apply the reg_rtx move
11421 optimization if the SET_DEST satisfies elimination_target_reg_p.
11422 * reload1.c (elimination_target_reg_p): New function.
11423 (gen_reload): In the move/add2 fallback, make sure that op0
11424 does not overlap the destination register.
11426 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11428 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11429 transform only GIMPLE_MODIFY_STMTs.
11430 * tree-complex.c (expand_complex_operations_1): Ditto.
11431 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11432 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11433 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11435 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11436 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11437 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11438 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11439 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11440 slpeel_add_loop_guard): Ditto.
11441 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11442 * lambda-code.c (perfect_nestify): Ditto.
11443 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11444 before the first statement.
11445 * tree-optimize.c (execute_free_datastructures): Fix comments.
11446 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11447 * tree-flow.h (disband_implicit_edges): Declaration removed.
11448 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11450 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11451 COND_EXPRs without gotos.
11452 (disband_implicit_edges, has_label_p): Removed.
11453 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11454 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11456 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11458 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11459 also for COND_EXPRs.
11460 * cfgexpand.c (label_rtx_for_bb): New function.
11461 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11462 Use label_rtx_for_bb to find the labels.
11463 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11464 last block. Detect fallthru edges.
11466 2007-04-26 Ian Lance Taylor <iant@google.com>
11469 * reload.c (find_reloads_subreg_address): If the address was valid
11470 in the original mode but not in the new mode, reload the whole
11473 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11475 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11476 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11477 (cleanup_control_expr_graph): Do not invalidate dominance info.
11478 Record altered blocks.
11479 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11480 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11481 cleanup_tree_cfg_bb): New functions.
11482 (remove_forwarder_block): Do not maintain the worklist of blocks.
11483 Record altered blocks.
11484 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11485 not over whole cfg.
11486 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11487 delete_unreachable_blocks if dominators are not available.
11488 * tree-inline.c (optimize_inline_calls): Free dominance information
11490 * tree-flow.h (remove_edge_and_dominated_blocks,
11491 cfgcleanup_altered_bbs): Altered.
11492 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11494 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11496 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11497 do not invalidate dominators.
11499 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11501 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11502 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11503 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11504 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11506 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11508 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11510 2007-04-26 Richard Guenther <rguenther@suse.de>
11512 PR tree-optimization/31703
11513 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11514 the right type for the target of the bittest.
11516 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11518 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11519 ix86_sol10_return_in_memory.
11521 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11523 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11526 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11529 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11531 PR tree-optimization/30558
11532 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11533 clear this_state.prev_try.
11535 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11536 Mark Mitchell <mark@codesourcery.com>
11538 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11539 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11540 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11542 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11545 * doc/invoke.texi (%:print-asm-header): Document.
11546 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11548 (static_spec_functions): Add print-asm-header.
11549 (main): Print a banner before the --target-help linker options.
11550 (print_asm_header_spec_function): New function.
11552 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11555 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11556 (movsf_ie): Likewise.
11558 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11560 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11562 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11564 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11565 exception for divide-by-zero.
11566 (__umodsi3, __modsi3): Likewise.
11568 2007-04-25 Dirk Mueller <dmueller@suse.de>
11570 * c-typeck.c (build_compound_expr): Annotate warning()
11571 call with OPT_Wunused_value.
11572 * tree-ssa.c (warn_uninit): Annotate warning with
11574 * c-common.c (handle_sentinel_attribute): Annotate warning
11575 call with OPT_Wattributes.
11577 2007-04-25 Thiemo Seufer <ths@mips.com>
11579 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11580 (mips16): Fix typo.
11581 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11582 on to the assembler. Improve handling of -mno-mips16. Add handling
11583 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11584 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11585 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11586 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11588 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11591 * config/i386/winnt.c (i386_pe_file_end): Strip only
11592 USER_LABEL_PREFIX when writing export name.
11594 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11596 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11597 sh/elf.h, vx-common.h and vxworks.h.
11598 * config/sh/sh.h: Include config/vxworks-dummy.h.
11599 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11600 (OVERRIDE_OPTIONS): Use it.
11601 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11602 (vxworks_picreg): New pattern.
11603 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11604 VXWORKS_OS_CPP_BUILTINS.
11605 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11606 to their VXWORKS_* equivalents.
11607 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11608 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11609 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11610 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11611 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11612 -mrtp/-fPIC multilibs.
11613 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11614 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11615 (MULTILIB_OSDIRNAMES): Delete.
11617 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11620 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11622 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11624 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11625 rounding mode to be specified by the caller.
11626 (real_to_mpfr) Likewise.
11627 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11628 include new arguments.
11629 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11631 2007-04-24 Ian Lance Taylor <iant@google.com>
11633 PR tree-optimization/31605
11634 * tree-vrp.c (set_value_range): Check that min and max are not
11635 both overflow infinities.
11636 (set_value_range_to_value): New static function.
11637 (extract_range_from_binary_expr): Call set_value_range_to_value.
11638 (extract_range_from_cond_expr): Likewise.
11639 (extract_range_from_expr): Likewise.
11640 (extract_range_from_unary_expr): Likewise. Don't create a range
11641 which overflows on both sides.
11642 (vrp_meet): Check for a useless range.
11643 (vrp_visit_phi_node): If we see a constant which looks like an
11644 overflow infinity, turn off the TREE_OVERFLOW flag.
11646 2007-04-24 Ian Lance Taylor <iant@google.com>
11648 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11650 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11652 PR diagnostic/25923
11653 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11654 diagnostic message is being built.
11655 * tree-pretty-print.c (dump_generic_node): Only write the
11656 formatted text into BUFFER's stream if we are not building a
11657 diagnostic message.
11658 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11660 * Makefile.in (toplev.o): Depend on tree-pass.h.
11662 2007-04-24 Ian Lance Taylor <iant@google.com>
11664 PR tree-optimization/31602
11665 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11666 conditionals in the copied loop header.
11667 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11668 warnings if TREE_NO_WARNING is set.
11669 * doc/invoke.texi (Warning Options): Clarify that
11670 -Wstrict-overflow does not warn about loops.
11672 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11674 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11675 expand on the comment about _Decimal128 arguments and check the
11676 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11677 that _Decimal128 argument uses even/odd register pair.
11678 (function_arg): Ditto.
11680 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11682 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11683 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11685 2007-04-24 Richard Guenther <rguenther@suse.de>
11686 Olga Golovanevsky <olga@il.ibm.com>
11688 * fold-const.c (multiple_of_p): Check for bottom
11691 2007-04-24 Richard Henderson <rth@redhat.com>
11693 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11694 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11695 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11696 looking for non-zero bits shifted out. Avoid a recursive call
11697 when constructing the scalar.
11698 (__floatundisf): Likewise.
11700 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11702 * dwarf2out.c (field_byte_offset): Move the existing logic
11703 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11704 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11706 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11709 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11710 length argument of 0 for memset.
11711 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11712 unsigned shift instead of the signed variant.
11714 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11716 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11717 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11718 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11719 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11720 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11721 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11722 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11723 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11724 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11725 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11726 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11727 "mul<mode>3", "div<mode>3"): Insn definitions added.
11728 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11729 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11730 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11731 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11732 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11733 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11734 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11735 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11736 TARGET_FLOAT_FORMAT): Macro definitions removed.
11737 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11738 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11739 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11740 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11741 (s390_gen_rtx_const_DI): Function removed.
11742 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11744 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11746 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11747 over an external ffs function.
11749 2007-04-24 Chao-ying Fu <fu@mips.com>
11750 Richard Sandiford <richard@nildram.co.uk>
11752 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11753 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11754 (smadd_widen_optab, umadd_widen_optab): Define.
11755 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11757 * genopinit.c (optabs): Fill in smadd_widen_optab and
11759 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11760 and umadd_widen_optab to implement multiply-add sequences.
11761 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11762 (<u>maddsidi4): ...this. Extend condition to include
11763 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11764 of operand 0 to "ka" and use the three-operand form of madd<u>
11766 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11768 * config/mips/constraints.md (ka): New register constraint.
11770 2007-04-24 Jan Hubicka <j@suse.cz>
11774 2007-04-23 Jan Hubicka <jh@suse.cz>
11775 * function.c (init_function_start): Don't init line number info.
11776 (expand_function_end): Update.
11777 (reset_block_changes, record_block_change, finalize_block_changes,
11778 check_block_change, free_block_changes): Kill.
11779 * function.h (reset_block_changes, record_block_change,
11780 finalize_block_changes, check_block_change, free_block_changes):
11782 (struct function): Remove ib_boundaries_block.
11783 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11784 Use curr_insn_locator to initialize locator.
11785 (emit_line_note): Remove.
11786 * cfgexpand.c (expand_gimple_cond_expr): Update.
11787 (construct_exit_block): Likewise.
11788 (tree_expand_cfg): Initialize/finalize locators.
11789 * expr.c (expand_expr_real): Update.
11790 * cfglayout.c (line_locators_locs, line_locators_lines,
11791 file_locators_locs, file_locators_files): Remove.
11792 (set_block_levels): Move to cfgexpand.c.
11793 (insn_locators_initialize): Remove.
11794 (pass_insn_locators_initialize): Remove.
11795 (locations_locators_locs, locations_locators_vals): New static vars.
11796 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11798 (insn_locators_alloc, insn_locators_finalize,
11799 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11801 (locator_location): New.
11802 (locator_line, locator_file): Rewrite.
11803 * rtl.h (emit_line_note): Kill.
11804 (insn_locators_alloc, insn_locators_finalize,
11805 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11807 * tree-inline.c (initialize_cfun): Do not initialize
11808 ib_boundaries_block.
11809 * passes.c (pass_insn_locators_initialize): Remove.
11811 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
11813 * doc/invoke.texi: Removed leading '-' from option index entries.
11815 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
11817 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
11819 (create_phi_node): Use set_phi_nodes.
11820 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
11821 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
11822 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
11823 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
11824 (bsi_start, bsi_last): Use bb_stmt_list.
11825 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
11826 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
11827 Traverse the statements using tsi iterator.
11828 * basic-block.h (struct basic_block_def): Fields stmt_list
11829 and phi_nodes moved to ...
11830 (struct tree_bb_info): ... new structure.
11831 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
11832 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
11833 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
11834 (tree_verify_flow_info): Verify that il.tree is not set for
11835 entry and exit block.
11836 (tree_split_block): Use set_bb_stmt_list.
11838 2007-04-23 Mike Stump <mrs@apple.com>
11840 * config/i386/i386.c (ix86_tune_features
11841 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
11844 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11846 * config/i386/i386.md (prefix_extra): New attribute.
11847 (length): Add prefix_extra.
11849 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
11850 (sse2_movntv2di): Likewise.
11851 (sse2_cvtps2dq): Likewise.
11852 (sse2_cvtpd2pi): Likewise.
11853 (sse2_cvttpd2pi): Likewise.
11854 (*sse2_cvtpd2ps): Likewise.
11855 (*add<mode>3): Likewise.
11856 (sse2_ssadd<mode>3): Likewise.
11857 (sse2_usadd<mode>3): Likewise.
11858 (*sub<mode>3): Likewise.
11859 (sse2_sssub<mode>3): Likewise.
11860 (sse2_ussub<mode>3): Likewise.
11861 (*mulv8hi3): Likewise.
11862 (*smulv8hi3_highpart): Likewise.
11863 (*umulv8hi3_highpart): Likewise.
11864 (sse2_umulv2siv2di3): Likewise.
11865 (sse2_pmaddwd): Likewise.
11866 (ashr<mode>3): Likewise.
11867 (lshr<mode>3): Likewise.
11868 (ashl<mode>3): Likewise.
11869 (sse2_ashlti3): Likewise.
11870 (sse2_lshrti3): Likewise.
11871 (*umaxv16qi3): Likewise.
11872 (*smaxv8hi3): Likewise.
11873 (*uminv16qi3): Likewise.
11874 (*sminv8hi3): Likewise.
11875 (sse2_eq<mode>3): Likewise.
11876 (sse2_gt<mode>3): Likewise.
11877 (*and<mode>3): Likewise.
11878 (sse2_nand<mode>3): Likewise.
11879 (*ior<mode>3): Likewise.
11880 (*xor<mode>3): Likewise.
11881 (sse2_packsswb): Likewise.
11882 (sse2_packssdw): Likewise.
11883 (sse2_packuswb): Likewise.
11884 (sse2_punpckhbw): Likewise.
11885 (sse2_punpcklbw): Likewise.
11886 (sse2_punpckhwd): Likewise.
11887 (sse2_punpcklwd): Likewise.
11888 (sse2_punpckhdq): Likewise.
11889 (sse2_punpckldq): Likewise.
11890 (sse2_punpckhqdq): Likewise.
11891 (sse2_punpcklqdq): Likewise.
11892 (*sse2_pinsrw): Likewise.
11893 (*sse2_pextrw): Likewise.
11894 (sse2_pshufd_1): Likewise.
11895 (sse2_uavgv16qi3): Likewise.
11896 (sse2_uavgv8hi3): Likewise.
11897 (sse2_psadbw): Likewise.
11898 (sse2_pmovmskb): Likewise.
11899 (*sse2_maskmovdqu): Likewise.
11900 (*sse2_maskmovdqu_rex64): Likewise.
11901 (sse4a_extrqi): Likewise.
11902 (sse4a_extrq): Likewise.
11903 (sse3_lddqu): Set prefix_rep.
11904 (sse3_addsubv4sf3): Likewise.
11905 (sse3_haddv4sf3): Likewise.
11906 (sse3_hsubv4sf3): Likewise.
11907 (sse_cvtss2si): Likewise.
11908 (sse_cvtss2si_2): Likewise.
11909 (sse_cvtss2siq): Likewise.
11910 (sse_cvtss2siq_2): Likewise.
11911 (sse_cvttss2si): Likewise.
11912 (sse_cvttss2siq): Likewise.
11913 (sse2_cvttps2dq): Likewise.
11914 (sse3_movshdup): Likewise.
11915 (sse3_movsldup): Likewise.
11916 (sse2_cvtsd2si): Likewise.
11917 (sse2_cvtsd2si_2): Likewise.
11918 (sse2_cvtsd2siq): Likewise.
11919 (sse2_cvtsd2siq_2): Likewise.
11920 (sse2_cvttsd2si): Likewise.
11921 (sse2_cvttsd2siq): Likewise.
11922 (*sse2_cvtpd2dq): Likewise.
11923 (*sse2_cvttpd2dq): Likewise.
11924 (sse2_pshuflw_1): Likewise.
11925 (sse2_pshufhw_1): Likewise.
11926 (sse4a_insertqi): Likewise.
11927 (sse4a_insertq): Likewise.
11928 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
11929 (ssse3_phadddv4si3): Likewise.
11930 (ssse3_phaddswv8hi3): Likewise.
11931 (ssse3_phsubwv8hi3): Likewise.
11932 (ssse3_phsubdv4si3): Likewise.
11933 (ssse3_phsubswv8hi3): Likewise.
11934 (ssse3_pmaddubswv8hi3): Likewise.
11935 (ssse3_pmulhrswv8hi3): Likewise.
11936 (ssse3_pshufbv16qi3): Likewise.
11937 (ssse3_psign<mode>3): Likewise.
11938 (ssse3_palignrti): Likewise.
11939 (abs<mode>2): Likewise.
11940 (ssse3_phaddwv4hi3): Set prefix_extra.
11941 (ssse3_phadddv2si3): Likewise.
11942 (ssse3_phaddswv4hi3): Likewise.
11943 (ssse3_phsubwv4hi3): Likewise.
11944 (ssse3_phsubdv2si3): Likewise.
11945 (ssse3_phsubswv4hi3): Likewise.
11946 (ssse3_pmaddubswv4hi3): Likewise.
11947 (ssse3_pmulhrswv4hi3): Likewise.
11948 (ssse3_pshufbv8qi3): Likewise.
11949 (ssse3_psign<mode>3): Likewise.
11950 (ssse3_palignrdi): Likewise.
11951 (abs<mode>2): Likewise.
11952 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
11953 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
11954 (sse2_pmovmskb): Set mode to SI instead of V2DF.
11956 2007-04-23 Nick Clifton <nickc@redhat.com>
11958 * params.def: Fix formatting of emacs local variables.
11960 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11962 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
11963 move if inter-unit move isn't allowed.
11964 Don't split moving the first element of V2DI to DI to inter-unit
11965 move if inter-unit move isn't allowed.
11967 2007-04-23 Richard Guenther <rguenther@suse.de>
11969 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
11970 and CDI_POST_DOMINATORS separately.
11972 2007-04-23 Nick Clifton <nickc@redhat.com>
11974 * c.opt (Wformat-contains-nul): Add warning attribute.
11976 2007-04-23 Jan Hubicka <jh@suse.cz>
11978 * function.c (init_function_start): Don't init line number info.
11979 (expand_function_end): Update.
11980 (reset_block_changes, record_block_change, finalize_block_changes,
11981 check_block_change, free_block_changes): Kill.
11982 * function.h (reset_block_changes, record_block_change,
11983 finalize_block_changes, check_block_change, free_block_changes):
11985 (struct function): Remove ib_boundaries_block.
11986 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11987 Use curr_insn_locator to initialize locator.
11988 (emit_line_note): Remove.
11989 * cfgexpand.c (expand_gimple_cond_expr): Update.
11990 (construct_exit_block): Likewise.
11991 (tree_expand_cfg): Initialize/finalize locators.
11992 * expr.c (expand_expr_real): Update.
11993 * cfglayout.c (line_locators_locs, line_locators_lines,
11994 file_locators_locs, file_locators_files): Remove.
11995 (set_block_levels): Move to cfgexpand.c.
11996 (insn_locators_initialize): Remove.
11997 (pass_insn_locators_initialize): Remove.
11998 (locations_locators_locs, locations_locators_vals): New static vars.
11999 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12001 (insn_locators_alloc, insn_locators_finalize,
12002 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12004 (locator_location): New.
12005 (locator_line, locator_file): Rewrite.
12006 * rtl.h (emit_line_note): Kill.
12007 (insn_locators_alloc, insn_locators_finalize,
12008 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12010 * tree-inline.c (initialize_cfun): Do not initialize
12011 ib_boundaries_block.
12012 * passes.c (pass_insn_locators_initialize): Remove.
12014 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12016 PR middle-end/31448
12017 * expr.c (reduce_to_bit_field_precision): Handle
12020 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12022 PR tree-optimization/24659
12023 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12024 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12025 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12026 * genopinit.c (optabs): Rename vec_pack_mod_optab
12027 to vec_pack_trunc_optab.
12028 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12029 early for scalar floating point operands for NOP_EXPR.
12030 (vectorizable_type_promotion): Ditto.
12031 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12032 vec_pack_trunc_optab.
12033 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12035 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12036 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12037 Rename from VEC_PACK_MOD_EXPR.
12038 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12039 * expr.c (expand_expr_real_1): Ditto.
12040 * tree-inline.c (estimate_num_insns_1): Ditto.
12041 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12043 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12044 (vec_unpacks_lo_v4sf): Ditto.
12045 (vec_pack_trunc_v2df): Ditto.
12046 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12047 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12048 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12050 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12052 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12054 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12055 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12056 packing of floating point operands.
12057 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12058 represent unpacking of floating point operands.
12059 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12060 [vec_unpacks_hi]: Ditto.
12061 [vec_unpacks_lo]: Ditto.
12063 2007-04-22 Jan Hubicka <jh@suse.cz>
12065 * final.c (rest_of_handle_final): Call
12066 targetm.asm_out.constructor/targetm.asm_out.destructor
12067 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12068 proper priority via decl_*_priority_insert.
12069 * c-common.c (c_expand_body): Likewise.
12071 2007-04-22 Richard Guenther <rguenther@suse.de>
12073 PR tree-optimization/29789
12074 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12075 (rewrite_reciprocal): New helper split out from
12076 determine_invariantness_stmt.
12077 (rewrite_bittest): Likewise.
12078 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12079 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12082 2007-04-22 Revital Eres <eres@il.ibm.com>
12084 * loop-unroll.c (var_to_expand): New field to support also
12085 insns of the form x = something + x.
12086 (analyze_insn_to_expand_var): Use it.
12087 (expand_var_during_unrolling): Likewise.
12089 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12091 * predict.c: Include pointer-set.h.
12092 (bb_predictions): New variable.
12093 (tree_predicted_by_p, tree_predict_edge,
12094 remove_predictions_associated_with_edge): Use bb_predictions map
12095 instead of bb->predictions.
12096 (clear_bb_predictions, assert_is_empty): New functions.
12097 (combine_predictions_for_bb): Use bb_predictions map. Call
12098 clear_bb_predictions.
12099 (tree_estimate_probability): Create and free bb_predictions map.
12100 * Makefile.in (predict.o): Add pointer-set.h dependency.
12101 * basic-block.h (struct basic_block_def): Remove predictions
12103 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12105 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12108 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12111 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12113 * timevar.c (timevar_print): Change reference of --disable-checking to
12114 --enable-checking=release. Also warn if assert checking is disabled.
12116 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12119 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12120 decl as addressable if the compound literal was marked as
12122 Mark the decl as a gimple register if it is a complex or
12123 vector decl and does not live in memory.
12125 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12127 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12128 (GENERIC_NEXT): New function macro.
12129 (PHI_CHAIN): Use phi_node's new chain variable.
12130 (tree_phi_node): Change tree_common to tree_base
12131 and add the chain field.
12132 * tree-phinodes.c (make_phi_node): Don't set
12133 TREE_TYPE on the new node.
12134 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12135 instead of checking GIMPLE_TUPLE_P in chain_next.
12136 * tree-vect-transform.c
12137 (get_initial_def_for_induction): Look at
12138 PHI_RESULT_TREE for the type of the phi node.
12139 (update_vuses_to_preheader): Use PHI_CHAIN
12140 instead of TREE_CHAIN on the phi node.
12141 * tree-ssa-structalias.c (compute_points_to_sets):
12143 (ipa_pta_execute): Likewise.
12145 2007-04-21 Richard Guenther <rguenther@suse.de>
12147 PR middle-end/31136
12148 * fold-const.c (fold_unary): Call fold_convert_const on the
12151 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12153 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12154 (store_killed_in_pat): New.
12156 2007-04-20 Richard Henderson <rth@redhat.com>
12159 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12160 TREE_LIST with a void_type_node value, not void_list_node exactly.
12162 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12164 * doc/standards.texi: Re-arrange into language-specific
12165 subsections. Add a C++ section, documenting which standards we
12168 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12170 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12171 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12173 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12175 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12176 ecrti.o and crtbegin.o.
12177 (LIB_DEFAULT_SPEC): Include -lc.
12178 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12180 2007-04-20 Richard Henderson <rth@redhat.com>
12183 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12184 argument; update all callers.
12185 (get_unaligned_offset): New.
12186 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12187 get_unaligned_address, just pass on the address directly.
12188 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12189 the subreg in the helper patterns.
12190 (unaligned_extendqidi_le): Use get_unaligned_offset.
12191 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12192 (unaligned_extendhidi_be): Likewise.
12193 (unaligned_extendhidi): Tidy.
12194 * config/alpha/alpha-protos.h: Update.
12196 2007-04-20 Richard Henderson <rth@redhat.com>
12198 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12199 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12200 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12201 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12202 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12203 (CPP_SPEC): Don't include %(cpp_subtarget).
12204 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12205 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12206 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12208 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12210 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12211 for __builtin_ia32_cmpordss.
12213 PR tree-optimization/31632
12214 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12215 and arg1 for optimizations of comparison against min/max values.
12216 Fold arg0 to arg1's type for optimizations of comparison against
12217 min+1 and max-1 values.
12219 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12221 * reload.c (combine_reloads): When trying to use a dying register,
12222 check whether it's uninitialized and don't use if so.
12224 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12226 * fold-const.c: Remove prototypes for native_encode_expr and
12227 native_interpret_expr.
12228 (native_encode_expr): Make non-static.
12229 (native_interpret_expr): Likewise.
12230 * tree.h: Add prototypes for the above.
12232 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12234 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12235 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12236 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12237 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12238 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12239 Add length attributes.
12241 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12243 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12246 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12247 __STDC_WANT_DEC_FP__.
12249 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12251 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12252 for long double compatibility.
12253 * configure: Regenerate.
12255 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12257 PR rtl-optimization/29841
12258 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12260 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12261 that may cause control flow transfer from being moved.
12263 2007-04-18 Jan Hubicka <jh@suse.cz>
12265 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12268 2007-04-18 Eric Christopher <echristo@apple.com>
12270 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12271 only. Update operands.
12272 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12273 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12274 link register to pic register.
12276 2007-04-18 Dirk Mueller <dmueller@suse.de>
12278 PR diagnostic/31227
12279 * tree-vrp.c (search_for_addr_array): New.
12280 (check_array_bounds): Suppress warning about
12281 address taken of array refs if its not de-referenced.
12283 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12285 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12286 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12288 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12289 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12290 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12292 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12294 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12296 (vect_analyze_scalar_cycles): Fix indentation.
12297 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12298 (vect_mark_relevant): Include phis in relevance analysis.
12300 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12302 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12304 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12305 output_operand_lossage().
12307 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12309 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12310 the unused code for reduction without adjust-in-epilog to simplify the
12313 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12315 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12316 (S390_TDC_NEGATIVE_ZERO): New constant.
12317 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12318 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12319 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12320 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12321 (S390_TDC_POSITIVE_INFINITY): New constant.
12322 (S390_TDC_NEGATIVE_INFINITY): New constant.
12323 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12324 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12325 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12326 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12327 (S390_TDC_INFINITY): New constant.
12328 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12329 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12330 optimization for UNSPEC_CCZ_TO_INT.
12331 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12332 ("*ccz_to_int"): New insn.
12333 ("isinf<mode>2"): New insn.
12334 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12335 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12336 (UNSPEC_CCZ_TO_INT): New constant.
12338 2007-04-18 Richard Guenther <rguenther@suse.de>
12340 PR tree-optimization/19431
12341 PR tree-optimization/21463
12342 * tree-pass.h (pass_phiprop): Declare.
12343 * passes.c (init_optimization_passes): New phiprop pass.
12344 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12345 (phivn_valid_p): New helper function.
12346 (phiprop_insert_phi): Likewise.
12347 (propagate_with_phi): Likewise.
12348 (tree_ssa_phiprop): New propagator propagating loads
12349 through phi nodes if profitable.
12351 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12353 * tree-vect-analyze.c (process_use): New function.
12354 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12355 Check phis in all bbs.
12356 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12359 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12361 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12364 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12367 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12370 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12372 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12374 (sse_vmmulv4sf3): Likewise.
12375 (sse2_vmaddv2df3): Likewise.
12376 (sse2_vmmulv2df3): Likewise.
12378 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12380 PR rtl-optimization/31360
12381 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12382 (target_reg_cost): New.
12383 (init_set_costs): Initialize target_reg_cost. Add comments
12384 regarding the rationale of the costs.
12385 (global_cost_for_size): Renamed to...
12386 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12387 of register pressure.
12388 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12389 estimate_reg_pressure_cost. Add number of ivs.
12390 (determine_set_costs): Dump target_reg_cost.
12391 * loop-invariant.c (gain_for_invariant): Use
12392 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12393 (best_gain_for_invariant, find_invariants_to_move): Remove
12395 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12396 (target_reg_cost): Declare.
12397 (global_cost_for_size): Declaration removed.
12398 (estimate_reg_pressure_cost): Declare.
12400 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12402 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12403 regnos into even/odd register pairs.
12404 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12405 TDmode similar to the other floating point modes.
12406 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12407 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12409 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12410 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12411 (movdd_hardfloat64): Use TARGET_MFPGPR.
12413 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12415 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12418 2005-01-05 Richard Henderson <rth@redhat.com>
12420 * reload1.c (do_input_reload): Restrict the optimization deleteing
12421 a previous output reload to RELOAD_FOR_INPUT.
12423 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12425 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12426 induc_vec_info_type.
12427 (vectorizable_induction): New function declaration.
12428 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12429 check if already vectorized. Find first place in BB where new stmts
12430 can be inserted. Takes only one argument.
12431 (vectorizable_induction): New function.
12432 (vect_transform_stmt): Add case for induc_vec_info_type to call
12433 vectorizable_induction.
12434 (vect_transform_loop): Consider phis for vectorization.
12435 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12437 (analyze_operations): Call vectorizable_induction when analyzing phis.
12439 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12440 (vect_mark_relevant): Include phis in relevance analysis.
12441 (vect_mark_stmts_to_be_vectorize): Likewise.
12442 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12444 2007-04-16 Lawrence Crowl <crowl@google.com>
12446 * doc/invoke.texi (Debugging Options): Add documentation for the
12447 -femit-struct-debug options -femit-struct-debug-baseonly,
12448 -femit-struct-debug-reduced, and
12449 -femit-struct-debug-detailed[=...].
12451 * c-opts.c (c_common_handle_option): Add
12452 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12453 and OPT_femit_struct_debug_detailed_.
12454 * c.opt: Add specifications for
12455 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12456 and -femit-struct-debug-detailed[=...].
12457 * opts.c (set_struct_debug_option): Parse the
12458 -femit-struct-debug-... options.
12459 * opts.c (matches_main_base, main_input_basename,
12460 main_input_baselength, base_of_path, matches_main_base): Add
12461 variables and functions to compare header base name to compilation
12463 * opts.c (should_emit_struct_debug): Add to determine to emit a
12464 structure based on the option.
12465 (dump_struct_debug) Also disabled function to debug this
12467 * opts.c (handle_options): Save the base name of the
12470 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12471 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12472 This hook indicates if a type is generic. Set it by default
12473 to "never generic".
12474 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12475 to determine if a struct type is generic or not.
12476 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12477 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12478 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12479 with live C++ hook.
12481 * flags.h (enum debug_info_usage): Add an enumeration to describe
12482 a program's use of a structure type.
12483 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12484 to indicate the program's usage of the type. Filter structs based
12485 on the -femit-struct-debug-... specification.
12486 (gen_type_die): Split into two routines, gen_type_die and
12487 gen_type_die_with_usage. gen_type_die is now a wrapper
12488 that assumes direct usage.
12489 (gen_type_die_with_usage): Replace calls to gen_type_die
12490 with gen_type_die_with_usage adding the program usage of
12491 the referenced type.
12492 (dwarf2out_imported_module_or_decl): Suppress struct debug
12493 information using should_emit_struct_debug when appropriate.
12495 2007-04-16 Ian Lance Taylor <iant@google.com>
12497 PR tree-optimization/31522
12498 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12499 (vrp_initialize): Allocate vr_phi_edge_counts.
12500 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12501 executable edge. Drop test for all constants.
12502 (vrp_finalize): Free vrp_phi_edge_counts.
12504 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12505 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12507 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12508 predecessors at head rather than tail.
12510 2007-04-16 Matthias Klose <doko@debian.org>
12512 * config/alpha/linux.h (CPP_SPEC): Define.
12513 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12515 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12517 * function.h: Remove sequence_stack extern declaration.
12519 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12521 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12523 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12526 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12528 * config/avr/avr.c (avr_arch_types): Rearranging array.
12529 (enum avr_arch): Add.
12530 (avr_mcu_types): Use avr_arch enumeration constants instead of
12532 * config/avr/avr.h (LINK_SPEC): Simplify.
12534 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12536 * config/m68k/m68k.c (m68k_libcall_value,
12537 m68k_function_value): Use macros for register names more.
12539 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12541 (M68K_REGNAME): Use A6_REG.
12542 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12544 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12546 PR middle-end/28071
12547 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12548 'pending_read_list_length' and 'pending_write_list_length'. Update
12550 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12551 to handle two length counters instead of one. Update all uses.
12552 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12553 two length counters instead of one.
12554 * sched-rgn.c (propagate_deps): Update to handle two length counters
12557 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12560 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12561 copy of source, pass it to ix86_expand_vector_set and return
12564 2007-04-16 David Ung <davidu@mips.com>
12565 Joseph Myers <joseph@codesourcery.com>
12567 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12568 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12569 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12570 Add 74K processor information.
12571 * config/mips/mips.md: Include 74k.md.
12572 (cpu): Add 74kc,74kf,74kx.
12573 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12574 * config/mips/74k.md: New.
12575 * doc/invoke.texi (MIPS Options): Document 74K support.
12577 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12579 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12580 vectorizable_* functions.
12581 * tree-vect-transform.c (vectorizable_call): Add check for
12582 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12583 (vectorizable_store): likewise.
12584 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12586 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12587 (vectorizable_type_promotion, vectorizable_load): Likewise.
12588 (vectorizable_live_operation, vectorizable_condition): Likewise.
12589 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12591 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12593 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12595 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12596 register numbers more.
12597 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12598 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12599 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12600 FUNCTION_VALUE_REGNO_P): Likewise.
12601 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12602 STATIC_CHAIN_REGNUM): Likewise.
12603 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12604 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12605 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12606 * config/m68k/m68k.md (FP_REG): New.
12608 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12610 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12613 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12615 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12616 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12619 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12621 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12624 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12627 * c-decl.c (finish_decl): Grab the type of the decl after the call
12628 to store_init_value.
12630 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12632 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12634 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12637 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12638 dominators, post dominators and cleanup cfg before returning.
12640 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12642 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12643 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12645 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12647 * config.gcc: Recognize fido.
12648 * config/m68k/m68k-devices.def (fidoa): New.
12649 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12651 (FL_FIDOA, TARGET_FIDOA): New.
12652 * config/m68k/m68k.opt (mfidoa): New.
12654 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12656 PR middle-end/31322
12657 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12658 when a personality function is used.
12660 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12662 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12664 2007-04-13 Mike Stump <mrs@apple.com>
12666 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12668 * config/darwin.opt (fapple-kext): Make C++ only.
12669 * config/darwin.c (darwin_override_options): Remove code to ensure
12670 -fapple-kext is given for C++ only.
12672 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12674 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12675 * config/mips/mips.c (override_options): Call
12676 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12678 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12680 * config/i386/i386.opt (msvr3-shlib): Removed.
12682 * doc/invoke.texi: Remove -msvr3-shlib.
12684 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12686 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12687 with "popcnt" instruction.
12689 2007-04-13 Richard Guenther <rguenther@suse.de>
12691 PR tree-optimization/21258
12692 * tree-vrp.c (compare_case_labels): New helper.
12693 (find_switch_asserts): New function.
12694 (find_assert_locations): Call it for SWITCH_EXPRs.
12696 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12698 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12699 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12700 check is now implied in X87_FLOAT_MODE_P.
12701 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12702 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12703 (fix_trunc<mode>_i386_fisttp): Ditto.
12704 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12705 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12706 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12707 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12708 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12709 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12710 (unnamed_splitters): Ditto.
12711 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12712 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12713 FIRST_SSE_REG for local functions when SSE math is enabled or
12714 for functions with sseregparm attribute.
12715 (standard_80387_constant_p): Return -1 if mode is not
12717 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12718 (ix86_expand_compare): Ditto.
12719 (ix86_expand_carry_flag_compare): Ditto.
12720 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12721 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12722 DECIMAL_FLOAT_MODE_P.
12723 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12724 of SCALAR_FLOAT_MODE_P.
12725 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12726 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12727 checks before FLOAT_MODE_P.
12728 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12729 before FLOAT_MODE_P.
12734 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12736 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12737 Charles Wilson <libtool@cwilson.fastmail.fm>
12739 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12740 (libgcc.mvars): Don't depend on them.
12741 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12742 * exec-tool.in: New.
12744 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12746 * doc/invoke.text (--help): Document --help=common.
12748 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12750 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12752 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12754 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12755 * genemit.c (main): Emit #include "integrate.h".
12756 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12757 (LOADGP_RTP): New mips_loadgp_style.
12758 * config/mips/mips.h: Include config/vxworks-dummy.h.
12759 (TARGET_RTP_PIC): New macro.
12760 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12761 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12762 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12763 for TARGET_RTP_PIC.
12764 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12765 -mvxworks-pic when using -mrtp and a PIC option.
12766 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12768 (mips_symbolic_constant_p, mips_symbolic_address_p)
12769 (mips_symbol_insns): Handle SYMBOL_HALF.
12770 (override_options): Warn about -G and -mrtp being used together.
12771 Initialize mips_lo_relocs[SYMBOL_HALF].
12772 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12773 (mips_emit_loadgp): Handle LOADGP_RTP.
12774 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12775 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12776 (tablejump): Handle function-relative case table entries if
12778 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12780 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12782 * config/mips/mips.md (load_call<mode>): Allow any general register.
12784 (sibcall_value_internal, sibcall_value_multiple_internal)
12785 (call_value_internal, call_value_split, call_value_multiple_internal)
12786 (call_value_multiple_split): Remove constraints from operand 0.
12788 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12790 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12791 rather than loadgp_noshared.
12792 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12793 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12795 * config/mips/mips.md (loadgp): Rename to...
12796 (loadgp_newabi): ...this.
12797 (loadgp_noshared): Rename to...
12798 (loadgp_absolute): ...this.
12800 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12802 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12803 false for locally-binding symbols.
12804 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12806 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12808 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12809 (SYMBOL_GOT_PAGE_OFST): ...this.
12810 (SYMBOL_GOT_GLOBAL): Rename to...
12811 (SYMBOL_GOT_DISP): ...this.
12812 (SYMBOL_GOTOFF_GLOBAL): Rename to...
12813 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
12814 * config/mips/mips.c (mips_global_symbol_p): New function.
12815 (mips_symbol_binds_local_p): Likewise.
12816 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
12817 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
12818 mips_global_symbol_p and mips_symbol_binds_local_p.
12819 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12820 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
12821 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
12822 SYMBOL_GOTOFF_DISP.
12823 (mips_ok_for_lazy_binding_p): New function.
12824 (mips_load_call_address, mips_expand_call): Use it.
12825 (mips_dangerous_for_la25_p): Likewise.
12826 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
12827 (*got_disp<mode>): Use got_disp_operand instead of
12828 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
12829 SYMBOL_GOTOFF_GLOBAL.
12830 (*got_page<mode>): Use got_page_ofst_operand instead of
12832 * config/mips/predicates.md (const_call_insn_operand): Use
12833 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
12834 (global_got_operand): Rename to...
12835 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
12837 (local_got_operand): Rename to...
12838 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
12839 of SYMBOL_GOT_LOCAL.
12841 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12843 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
12844 TARGET_CALL_CLOBBERED_GP.
12845 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12846 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
12847 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
12848 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
12849 of TARGET_ABICALLS && !TARGET_NEWABI.
12850 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12851 * config/mips/mips.c (mips_load_call_address): Check
12852 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12853 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12854 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12855 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
12856 TARGET_ABICALLS && TARGET_NEWABI.
12857 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
12859 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
12860 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
12861 TARGET_ABICALLS && TARGET_NEWABI.
12862 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
12863 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
12864 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
12865 whether indirect calls must use $25.
12866 (mips_extra_live_on_entry): Check TARGET_GOT instead of
12868 * config/mips/mips.md (jal_macro): Check flag_pic and
12869 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
12870 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
12871 instead of TARGET_ABICALLS.
12872 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
12873 TARGET_ABICALLS && TARGET_OLDABI.
12874 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12875 (sibcall): In the comment above the define_insn, mention
12876 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
12877 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
12878 instead of TARGET_ABICALLS.
12880 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
12882 * doc/md.texi (Blackfin family constraints): Document PA and PB.
12883 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
12884 (MACFLAGS_MATCH_P): New macro.
12885 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
12886 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
12887 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
12888 the other MACFLAG constants.
12889 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
12890 (flag_machi): Tighten constraints. Renumber some of the operands.
12891 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
12893 (flag_machi_parts_acconly): New pattern.
12894 (flag_macinithi): Tighten constraints. Allow any accumulator to be
12896 (flag_macinit1hi): Tighten constraints.
12897 (flag_mul_macv2hi_parts_acconly): New pattern.
12899 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
12900 Use a more efficient implementation.
12901 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
12902 inline sequences when not optimizing for size.
12904 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
12905 movhi_high2low): Delete, merge functionality into...
12906 (packv2hi): ... this pattern.
12908 2007-02-11 Jie Zhang <jie.zhang@analog.com>
12909 * config/bfin/bfin.opt (msim): New option.
12910 (mcpu=): New option.
12911 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
12912 (bfin_cpu_t): Typedef of enum bfin_cpu.
12913 (bfin_cpu_type): New declaration.
12914 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
12915 -msim and -mcpu= options.
12916 (LIB_SPEC): Likewise.
12917 * config/bfin/bfin.c (bfin_cpu_type): Define.
12918 (bfin_handle_option): Handle -mcpu= option.
12919 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
12920 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
12921 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
12923 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12925 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
12926 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
12927 (powerpc-wrs-vxworksae): Use ${tm_file}.
12928 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
12929 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
12930 * config/i386/vx-common.h: New file.
12932 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12934 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
12937 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
12939 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
12942 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
12946 * c-common.c (c_build_qualified_type): Set canonical type
12949 2007-04-12 Richard Guenther <rguenther@suse.de>
12951 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
12952 lower bound and element size if lower bound is not zero
12953 or either of the ARRAY_REF operands is set.
12955 2007-04-12 Richard Guenther <rguenther@suse.de>
12957 PR tree-optimization/24689
12958 PR tree-optimization/31307
12959 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
12961 * gimplify.c (canonicalize_addr_expr): To be consistent with
12962 gimplify_compound_lval only set operands two and three of
12963 ARRAY_REFs if they are not gimple_min_invariant. This makes
12964 it never at this place.
12965 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12967 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12969 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
12970 null before emitting a .nsubspa directive.
12972 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12974 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
12975 need_to_partition_p if there are no memory statements in the
12978 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12980 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
12981 (gcd_of_steps_may_divide_p): New function.
12982 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
12984 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12986 * reload.c (find_reloads_toplev, find_reloads_address,
12987 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
12988 not a pointer equality test, to decide if we need to call
12989 push_reg_equiv_alt_mem.
12991 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
12993 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
12994 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
12996 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
12998 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13000 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13001 vector to be positive.
13003 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13007 * doc/invoke.texi: Document --params max-aliased-vops and
13009 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13010 debug_memory_partitions): Move to tree-flow.h
13011 * params.h (AVG_ALIASED_VOPS): Define.
13012 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13014 (mp_info_t): Likewise.
13015 (get_mem_sym_stats_for): New.
13016 (set_memory_partition): Move from tree-flow-inline.h.
13017 (mark_non_addressable): Only clear the set of symbols for the
13018 partition if it exists.
13019 (dump_memory_partitions): Move from tree-ssa-operands.c
13020 (debug_memory_partitions): Likewise.
13021 (need_to_partition_p): New.
13022 (dump_mem_ref_stats): New.
13023 (debug_mem_ref_stats): New.
13024 (dump_mem_sym_stats): New.
13025 (debug_mem_sym_stats): New.
13026 (update_mem_sym_stats_from_stmt): New.
13027 (compare_mp_info_entries): New.
13028 (mp_info_cmp): Call it.
13029 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13031 (get_mpt_for): Move from tree-ssa-operands.c.
13032 (find_partition_for): New.
13033 (create_partition_for): Remove.
13034 (estimate_vop_reduction): New.
13035 (update_reference_counts): New.
13036 (build_mp_info): New.
13037 (compute_memory_partitions): Refactor.
13038 Document new heuristic.
13039 Call build_mp_info, update_reference_counts,
13040 find_partition_for and estimate_vop_reduction.
13041 (compute_may_aliases): Populate virtual operands before
13042 calling debugging dumps.
13043 (delete_mem_sym_stats): New.
13044 (delete_mem_ref_stats): New.
13045 (init_mem_ref_stats): New.
13046 (init_alias_info): Call it.
13047 (maybe_create_global_var): Remove alias_info argument.
13048 Get number of call sites and number of pure/const call sites
13049 from gimple_mem_ref_stats().
13050 (dump_alias_info): Call dump_memory_partitions first.
13051 (dump_points_to_info_for): Show how many times a pointer has
13053 * opts.c (decode_options): For -O2 set --param
13054 max-aliased-vops to 500.
13055 For -O3 set --param max-aliased-vops to 1000 and --param
13056 avg-aliased-vops to 3.
13057 * fortran/options.c (gfc_init_options): Remove assignment to
13059 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13060 * tree-dfa.c (dump_variable): Dump memory reference
13062 Dump NO_ALIAS* settings.
13063 (referenced_var_lookup): Tidy.
13064 (mem_sym_stats): New.
13065 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13066 and ORIG are different SSA names for a memory partition.
13067 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13068 * tree-flow.h (struct mem_sym_stats_d): Define.
13069 (mem_sym_stats_t): Define.
13070 (struct mem_ref_stats_d): Define.
13071 (struct gimple_df): Add field mem_ref_stats.
13072 (enum noalias_state): Define.
13073 (struct var_ann_d): Add bitfield noalias_state.
13074 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13075 debug_mem_ref_stats, debug_memory_partitions,
13076 debug_mem_sym_stats): Declare.
13077 * tree-ssa-structalias.c (update_alias_info): Update call
13078 sites, pure/const call sites and asm sites in structure
13079 returned by gimple_mem_ref_stats.
13080 Remove local variable IS_POTENTIAL_DEREF.
13081 Increase NUM_DEREFS if the memory expression is a potential
13083 Call update_mem_sym_stats_from_stmt.
13084 If the memory references memory, call
13085 update_mem_sym_stats_from_stmt for all the direct memory
13086 symbol references found.
13087 (intra_create_variable_infos): Set noalias_state field for
13088 pointer arguments according to the value of
13089 flag_argument_noalias.
13090 * tree-ssa-structalias.h (struct alias_info): Remove fields
13091 num_calls_found and num_pure_const_calls_found.
13092 (update_mem_sym_stats_from_stmt): Declare.
13093 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13094 Set default value to 100.
13095 (PARAM_AVG_ALIASED_VOPS): Define.
13097 2007-04-11 Richard Guenther <rguenther@suse.de>
13099 PR middle-end/31530
13100 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13101 a * -b + c as c - a * b if we honor sign dependent rounding.
13103 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13105 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13106 bfin_expand_strmov.
13107 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13108 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13110 (initialize_trampoline): Don't use old-style function definition.
13111 (bfin_secondary_reload): Mark IN_P argument as unused.
13113 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13115 PR tree-optimization/31343
13116 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13117 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13118 * testsuite/gcc.dg/vect/pr31343.c: New.
13120 2007-04-10 Eric Christopher <echristo@apple.com>
13122 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13123 * config/i386/i386.md (*cmpfp0): Use.
13124 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13125 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13126 (fix_trunc<mode>_i386_fisttp): Ditto.
13127 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13128 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13129 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13130 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13131 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13132 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13133 (unnamed_splitters): Ditto.
13134 * config/i386/i386.c (output_fix_trunc): Assert that
13135 we're not being passed a TFmode operand.
13137 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13139 PR tree-optimization/31526
13140 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13141 n_basic_blocks to find newly added blocks.
13143 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13145 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13147 (fix_trunc<mode>si_sse): Ditto.
13148 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13149 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13150 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13151 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13152 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13153 expander using SSEMODEF mode macro.
13154 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13155 expander using SSEMODEF mode macro.
13156 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13157 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13158 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13159 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13160 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13161 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13162 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13163 Macroize insn using X87MODEF mode macro.
13165 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13167 * config/i386/sse.md (sse2_pinsrw): Removed.
13168 (sse2_pextrw): Renamed to ...
13169 (*sse2_pextrw): This.
13171 2007-04-09 Jan Hubicka <jh@suse.cz>
13174 * config/i386/sse.md
13175 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13176 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13177 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13178 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13180 2007-04-09 Jan Hubicka <jh@suse.cz>
13182 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13183 multiple fields of union.
13185 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13187 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13188 (create_preheaders): Check that loops are available.
13189 (fix_loop_structure): Clean up, improve comments.
13190 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13191 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13193 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13194 * predict.c (tree_estimate_probability): Do not call
13195 calculate_dominance_info. Call create_preheaders.
13196 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13197 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13199 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13200 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13201 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13202 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13205 2007-04-08 Jan Hubicka <jh@suse.cz>
13207 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13208 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13209 * fold-const.c (fold_unary): Use it.
13211 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13213 * varasm.c (assemble_variable): Remove call to
13214 lang_hooks.decls.prepare_assemble_variable.
13215 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13216 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13217 * langhooks.h (lang_hooks_for_decls): Remove
13218 prepare_assemble_variable.
13220 2007-04-08 Mike Stump <mrs@apple.com>
13222 * config/i386/i386.c: Use inc/dec on Core2.
13224 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13226 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13227 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13228 lhd_tree_inlining_end_inlining): Remove.
13229 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13230 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13231 end_inlining hooks.
13232 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13233 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13234 lhd_tree_inlining_end_inlining): Remove prototypes.
13235 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13236 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13237 LANG_HOOKS_TREE_INLINING_START_INLINING,
13238 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13240 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13243 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13246 * config/avr/predicates.md (io_address_operand): Delete predicate.
13247 (low_io_address_operand): Don't use 'mode' argument.
13248 (higth_io_address_operand): Rename ...
13249 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13250 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13253 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13255 Revert change removing staticp.
13257 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13260 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13263 2007-04-07 Bruce Korb <bkorb@gnu.org>
13265 * c.opt: Add -Wformat-contains-nul.
13266 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13268 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13269 the NUL byte warning.
13271 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13273 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13275 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13277 * tree.c (staticp): No longer use staticp langhook.
13278 * langhooks.c (lhd_staticp): Removed.
13279 * langhooks.h (struct lang_hooks): Remove staticp.
13280 * c-common.c (c_staticp): Remove.
13281 * c-common.h (c_staticp): Ditto.
13282 * langhooks-defs.h (lhd_staticp): Ditto.
13283 (LHD_HOOKS_STATICP): Ditto
13284 * tree.h (gcc_assert_lowered): New macro.
13286 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13288 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13289 argument "reliable".
13290 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13291 Add argument "reliable". Propagate it through calls.
13292 (infer_loop_bounds_from_undefined): Derive number of iterations
13293 estimates from references in blocks that do not dominate loop latch.
13294 (gcov_type_to_double_int): New function.
13295 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13296 and expected_loop_iterations_unbounded.
13297 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13298 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13299 * tree-data-ref.c (estimated_loop_iterations): Export.
13300 (get_references_in_stmt): Fix -- do not return addresses of local
13302 * cfgloop.h (expected_loop_iterations_unbounded,
13303 estimated_loop_iterations): Declare.
13305 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13307 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13309 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13311 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13312 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13313 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13314 Use output_387_reg_move().
13315 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13316 expander using X87MODEF12 mode macro.
13317 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13318 choosing register preferences. Use output_387_reg_move().
13319 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13320 instead of "x". Use output_387_reg_move().
13321 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13322 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13323 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13324 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13325 Use output_387_reg_move().
13326 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13328 (*truncxf?f_i387 splitter): Ditto.
13330 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13332 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13333 LANG_HOOKS_SAFE_FROM_P.
13334 * expr.c (safe_from_p): Remove langhook call.
13335 * langhooks.h (lang_hooks): Remove safe_from_p.
13336 (lhd_safe_from_p): Remove prototype.
13337 * langhooks.c (lhd_safe_from_p): Remove.
13339 2007-04-06 Jan Hubicka <jh@suse.cz>
13341 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13344 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13346 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13347 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13348 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13349 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13351 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13352 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13354 2007-04-05 Richard Henderson <rth@redhat.com>
13356 * config/alpha/alpha.c (print_operand) [+]: Remove.
13357 (alpha_end_function): Print nop if call at end of function.
13358 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13359 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13360 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13361 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13362 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13363 the call pattern. Update peepholes to match.
13365 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13367 * doc/extend.texi (Other Builtins): Add decimal float variants
13369 * builtins.def: Ditto.
13370 * builtins.c (expand_builtin): Ditto.
13372 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13373 H.J. Lu <hongjiu.lu@intel.com>
13376 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13377 of V8HImode when calling ix86_binary_operator_ok.
13378 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13379 (sdot_prodv8hi): Operands 1 and 2 must be register.
13381 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13383 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13384 initialize align to silence bogus warning.
13386 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13388 PR middle-end/22156
13389 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13391 (struct sra_walk_fns): Remove use_all parameter from use.
13392 (sra_hash_tree): Handle BIT_FIELD_REFs.
13393 (sra_elt_hash): Don't hash bitfld blocks.
13394 (sra_elt_eq): Skip them in parent compares as well. Handle
13396 (sra_walk_expr): Don't maintain or pass down use_all_p.
13397 (scan_use): Remove use_all parameter.
13398 (scalarize_use): Likewise. Re-expand assignment to
13399 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13400 output, and re-scalarize after output. Don't mark anything
13402 (scalarize_ldst): Adjust.
13403 (scalarize_walk_gimple_modify_statement): Likewise.
13404 (build_element_name_1): Handle BIT_FIELD_REFs.
13405 (instantiate_element): Don't warn for any element whose parent
13406 is used as a whole.
13407 (instantiate_missing_elements_1): Return the sra_elt.
13408 (canon_type_for_field): New.
13409 (try_instantiate_multiple_fields): New.
13410 (instantiate_missing_elemnts): Use them.
13411 (mark_no_warning): Removed.
13412 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13413 (REPLDUP, sra_build_elt_assignment): New.
13414 (generate_copy_inout): Use them.
13415 (generate_element_copy): Likewise. Handle bitfld differences.
13416 (generate_element_zero): Don't recurse for blocks. Use
13417 sra_build_elt_assignment.
13418 (generate_one_element_int): Take elt instead of var. Use
13419 sra_build_elt_assignment.
13420 (generate_element_init_1): Adjust.
13421 (scalarize_use, scalarize_copy): Use REPLDUP.
13422 (scalarize_ldst): Move assert before dereference.
13423 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13425 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13427 * regmove.c: Fix unused variable warnings due to previous commit.
13429 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13431 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13432 (regmove_bb_head): Remove.
13433 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13434 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13435 problems with fixup_match_1.
13436 Don't initialize/free regmove_bb_head.
13438 (reg_is_remote_constant_p): If an insn is in the same basic block
13439 but not before INSN, consider it remote, too.
13441 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13444 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13445 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13447 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13449 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13450 (CONDITIONAL_REGISTER_USAGE): Likewise.
13452 2007-04-04 Richard Henderson <rth@redhat.com>
13454 * config/alpha/lib1funcs.asm: Remove unused file.
13456 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13459 * opts.c (print_specific_help): Fix --help=<language>
13461 (common_handle_option): Support --help=common.
13463 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13466 * gcc.c (main): Do not run the linker if
13467 print_subprocess_help indicates that it shouldn't be
13470 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13473 * doc/invoke.texi (--help=): Document <languages> value, fix
13474 formatting in tables of values.
13476 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13478 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13479 dllimport attribute of virtual methods.
13481 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13483 * config/score/crti.asm: Change _bss_start to __bss_start.
13484 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13485 (OUTGOING_REG_PARM_STACK_SPACE) update.
13486 * config/score/score.opt: add options to make backend support
13487 score5, score5u, score7 and score7d.
13488 * config/score/score.md: Likewise.
13489 * config/score/misc.md: Likewise.
13490 * config/score/mac.md: Likewise.
13491 * doc/invoke.texi: Likewise.
13492 * doc/md.texi: update constraints define.
13494 2007-04-03 Richard Henderson <rth@redhat.com>
13496 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13497 an appropriate type, use the mode instead.
13499 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13501 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13502 Set the default --with-arch setting to mips2.
13503 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13504 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13505 (MULTILIB_OSDIRNAMES): Delete.
13506 (MULTILIB_DIRNAMES): Define.
13507 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13508 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13509 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13510 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13511 VXWORKS_OS_CPP_BUILTINS.
13512 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13513 (MIPS_DEBUGGING_INFO): Undefine.
13514 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13516 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13518 PR middle-end/30704
13519 * fold-const.c (native_encode_real): Encode real.c provided longs
13520 as a series of 32-bit native integers.
13521 (native_interpret_real): Interpret buffer as a series of 32-bit
13524 2007-04-03 Richard Guenther <rguenther@suse.de>
13526 * genpreds.c (write_insn_constraint_len): Write function
13527 optimized for CONSTRAINT_LEN implementation.
13528 (write_tm_preds_h): Output insn_constraint_len inline and
13529 use it for CONSTRAINT_LEN.
13530 (write_insn_preds_c): Don't output insn_constraint_len.
13531 * doc/md.texi (define_register_constraint): Document multi-letter
13532 constraints shall have the same length if they start with the same
13535 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13538 * config/i386/i386.md (isinf<mode>2): Expand only when
13539 TARGET_C99_FUNCTIONS is set.
13541 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13543 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13544 (x86_64-*-linux*): Ditto.
13545 * config/i386/i386.opt (mpc): New option.
13546 * config/i386/i386.c (overrride_options): Handle
13547 ix87_precision_string.
13548 * config/i386/crtprec.c: New file.
13549 * config/i386/t-crtpc: Ditto.
13550 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13551 and -mpc80 options.
13552 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13553 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13554 crtprec32.o, crtprec64.o and crtprec80.o.
13556 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13557 and -mpc80 options.
13558 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13560 2007-04-02 Eric Christopher <echristo@apple.com>
13562 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13563 limitations on darwin.
13565 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13568 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13570 2007-04-02 Dave Korn <dave.korn@artimi.com>
13572 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13574 2007-04-02 Dave Korn <dave.korn@artimi.com>
13576 * libgcc2.h (exception_descriptor): Don't forward-declare.
13577 (__get_eh_table_language, __get_eh_table_version): Delete
13578 prototypes of long-dead functions.
13580 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13582 * ebitmap.h: New file
13583 * ebitmap.c: New file
13584 * Makefile.in (ebitmap.o): New target.
13586 2007-04-01 Jan Hubicka <jh@suse.cz>
13588 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13589 before very first instruction.
13591 2007-04-01 Jan Hubicka <jh@suse.cz>
13593 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13594 waring on 64bit hosts.
13595 * bitmap.h: Fix typo in bitmap_head_def.
13597 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13599 PR rtl-optimization/31391
13600 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13601 into a DELETED_LABEL note, and the label is in an empty basic
13602 block, update BB_END as well as BB_HEAD.
13604 2007-04-01 Richard Henderson <rth@redhat.com>
13606 PR tree-optimization/31169
13607 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13608 to varying if the range is outside [0, prec-1].
13610 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13613 * config/mips/mips.md (load_const_gp): New insn.
13614 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13615 the MIPS16 GP pseudo register if no_new_pseudos.
13616 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13618 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13621 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13623 (call_value): Likewise.
13625 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13626 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13629 * doc/invoke.texi: (optimization options): Reword description
13630 of -ffast-math. Document its primary purpose.
13632 2007-03-31 Richard Guenther <rguenther@suse.de>
13634 * omp-low.c (splay-tree.h): Include.
13635 (lookup_decl): Replace splay-tree usage by pointer-map.
13636 (maybe_lookup_decl): Likewise.
13637 (new_omp_context): Likewise.
13638 (delete_omp_context): Likewise.
13639 * gimplify.c (splay-tree.h): Include.
13640 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13642 (remap_ssa_name): Likewise.
13643 (remap_decl): Likewise.
13644 (remap_type_1): Likewise.
13645 (remap_type): Likewise.
13646 (copy_body_r): Likewise.
13647 (expand_call_inline): Likewise.
13648 (clone_body): Likewise.
13649 (copy_tree_r): Likewise.
13650 (remap_save_expr): Likewise.
13651 (unsave_r): Likewise.
13652 (unsave_expr_now): Likewise.
13653 (tree_function_versioning): Likewise.
13654 (build_duplicate_type): Likewise.
13655 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13656 (struct copy_body_data): Replace splay-tree by pointer-map.
13657 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13658 not $(SPLAY_TREE_H).
13659 (gimplify.o): Depend on $(SPLAY_TREE_H).
13660 (omp-low.p): Likewise.
13662 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13664 * config/avr/predicates.md (even_register_operand,
13665 odd_register_operand): New predicates.
13666 * config/avr/avr.md (movw peephole2): New.
13667 (movw_r peephole2): New.
13669 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13671 * tree.h (get_signed_or_unsigned_type): New.
13672 * fold-const.c (operand_equal_for_comparison_p): Use
13673 get_signed_or_unsigned_type instead of
13674 lang_hooks.types.signed_or_unsigned_type.
13675 * expr.c (store_expr): Ditto.
13676 * langhooks.c (get_signed_or_unsigned_type): New.
13677 (lhd_signed_or_unsigned_type): New.
13678 * langhooks.h (lhd_signed_or_unsigned_type): New.
13679 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13681 2007-03-30 Richard Henderson <rth@redhat.com>
13683 * tree-ssa-loop-ivopts.c: Include target.h.
13684 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13685 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13686 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13687 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13689 2007-03-30 Richard Henderson <rth@redhat.com>
13690 Kai Tietz <kai.tietz@onevision.com>
13692 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13693 default for 64-bit.
13694 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13695 (TARGET_64BIT_MS_ABI): New.
13696 (DBX_REGISTER_NUMBER): Handle 64-bit.
13697 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13698 (LONG_TYPE_SIZE): Force to 32.
13699 (REG_PARM_STACK_SPACE): New.
13700 (OUTGOING_REG_PARM_STACK_SPACE): New.
13701 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13702 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13703 (STACK_BOUNDARY): Use 128 for 64-bit.
13704 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13705 Add 64-bit implementation.
13706 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13708 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13709 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13710 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13711 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13712 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13713 TARGET_64BIT_MS_ABI.
13714 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13715 (ix86_pass_by_reference): Likewise.
13716 (ix86_function_value_regno_p): Likewise.
13717 (ix86_build_builtin_va_list): Likewise.
13718 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13719 (function_arg_advance_ms_64): New.
13720 (function_arg_advance): Call it.
13721 (function_arg_ms_64): New.
13722 (function_arg): Call it.
13723 (function_value_ms_64): New.
13724 (ix86_function_value_1): Call it.
13725 (return_in_memory_ms_64): New.
13726 (ix86_return_in_memory): Call it.
13727 (setup_incoming_varargs_ms_64): New.
13728 (ix86_setup_incoming_varargs): Call it.
13729 (ix86_expand_prologue): Handle 64-bit stack probing.
13730 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13731 (output_pic_addr_const): Likewise.
13732 (x86_this_parameter): Likewise.
13733 (x86_output_mi_thunk): Likewise.
13734 (x86_function_profiler): Likewise.
13735 (TARGET_STRICT_ARGUMENT_NAMING): New.
13736 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13737 (TARGET_64BIT_MS_ABI): New.
13738 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13739 * config/i386/i386.md (allocate_stack_worker): Remove.
13740 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13741 describe the clobber of eax without a match_scratch.
13742 (allocate_stack_worker_postreload): Remove.
13743 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13744 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13745 (allocate_stack_worker_rex64_postreload): Remove.
13746 (allocate_stack): Handle 64-bit.
13747 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13748 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13749 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13750 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13751 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13752 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13753 * config.build (x86_64-*-mingw*): New host.
13754 * config.host (x86_64-*-mingw*): New host.
13755 * config.gcc (x86_64-*-mingw*): New target.
13756 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13758 2007-03-30 Richard Henderson <rth@redhat.com>
13759 Kai Tietz <kai.tietz@onevision.com>
13761 * c-pragma.c (struct def_pragma_macro_value): New.
13762 (struct def_pragma_macro): New.
13763 (pushed_macro_table): New.
13764 (dpm_hash, dpm_eq): New.
13765 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13766 (init_pragma): Install them.
13767 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13769 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13771 * config/avr/avr.c (avr_override_options): Clear
13772 'flag_delete_null_pointer_checks'.
13774 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13777 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13778 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13779 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13780 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13781 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13782 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13783 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13785 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13787 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13789 * regmove.c: Move all of pass_stack_adjustments from here...
13790 * combine-stack-adj.c: ...to this new file.
13791 * Makefile.in: Add rules for combine-stack-adj.o.
13793 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13795 PR tree-optimization/31383
13796 * tree-data-ref.c (affine_function_equal_p): Do not require the
13797 vectors to have the same length.
13799 2007-03-30 Jan Hubicka <jh@suse.cz>
13801 PR middle-end/30700
13802 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13803 availablility; add more sanity checking; ask varpool only about
13806 2007-03-29 Richard Henderson <rth@redhat.com>
13808 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13809 to decide, but __SIZEOF_LONG_LONG__.
13811 2007-03-29 Richard Henderson <rth@redhat.com>
13813 * emutls.c (struct __emutls_array): New.
13814 (emutls_destroy): Use it instead of casting element 0 from void*.
13815 (__emutls_get_address): Likewise.
13817 2007-03-29 Richard Henderson <rth@redhat.com>
13819 * varasm.c (initializer_constant_valid_p): Don't deny
13820 DECL_DLLIMPORT_P on functions.
13822 * config/i386/cygming.h: Remove function declarations.
13823 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
13824 (ASM_OUTPUT_LABELREF): Remove.
13825 (COMMON_ASM_OP): Remove.
13826 (ASM_OUTPUT_COMMON): Remove.
13827 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
13828 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
13829 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13830 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
13831 Rename from TARGET_ENCODE_SECTION_INFO.
13832 * config/i386/netware.h: Likewise.
13833 * config/i386/i386-protos.h: Update.
13834 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
13835 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
13836 (legitimate_constant_p): Reject dllimports.
13837 (dllimport_map, get_dllimport_decl): New.
13838 (legitimize_dllimport_symbol): New.
13839 (legitimize_address, ix86_expand_move): Use it.
13840 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
13841 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
13842 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
13843 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
13844 * config/i386/predicates.md (constant_call_address_operand): Only
13845 accept symbols; reject dllimport_p symbols.
13846 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
13847 i386_pe_maybe_record_exported_symbol.
13848 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
13849 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
13850 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
13851 trust the setting of DECL_DLLIMPORT_P.
13852 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
13853 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
13854 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
13855 tidy the argument scanning loop.
13856 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
13857 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
13858 (i386_pe_strip_name_encoding): Remove.
13859 (i386_pe_binds_local_p): New.
13860 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
13861 (i386_pe_output_labelref): Remove.
13862 (i386_pe_asm_output_aligned_decl_common): New.
13863 (i386_pe_maybe_record_exported_symbol): Rename from
13864 i386_pe_record_exported_symbol; check for dllexported symbols.
13866 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
13868 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
13869 add comment explaining why vsnprintf cannot be used.
13871 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
13873 PR tree-optimization/30666
13874 * tree.c (build_complex_type): When creating type names for DWARF2
13875 debug info, create TYPE_DECLs for TYPE_NAME instead of
13877 (build_common_tree_nodes_2): Use build_complex_type when building
13878 predefined complex types, to preserve canonical types.
13880 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
13882 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
13883 (noce_get_alt_condition): Look at it to determine whether to
13884 reverse the condition or not.
13885 (noce_get_condition): Substitute the truth for lies.
13886 (noce_find_if_block): Set the then_else_reversed field.
13888 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
13890 * config/fr30/fr30.md (movdi): Do not accept immediates as the
13891 destination of this insn.
13892 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
13893 than calling gen_rtx_SET directly. Use r0 to hold the value of
13894 'address + 4' rather than a stack based temporary which can be
13895 mis-optimized away.
13897 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13899 * config/s390/s390.c (s390_secondary_input_reload_class,
13900 s390_secondary_output_reload_class): Functions removed.
13901 (s390_secondary_reload): New function.
13902 (TARGET_SECONDARY_RELOAD): Target macro defined.
13903 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
13904 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
13905 * config/s390/s390.md ("reload_outti", "reload_outdi",
13906 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
13907 "reload_out<mode>"): Expanders removed.
13908 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
13909 "reload<mode>_nonoffmem_out"): Expanders added.
13911 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13913 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
13914 action if SRC->DEST replacement failed anyway.
13916 2007-03-28 Mike Stump <mrs@apple.com>
13918 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
13919 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
13920 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
13922 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13924 * config.gcc: Accept barcelona as a variant of amdfam10.
13925 * config/i386/i386.c (override_options): Likewise.
13926 * doc/invoke.texi: Likewise.
13928 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
13930 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
13931 offsets for BIT_FIELD_REF and COMPONENT_REF.
13933 2007-03-28 Richard Guenther <rguenther@suse.de>
13935 * tree.c (is_global_var): Move ...
13936 * tree-flow-inline.h (is_global_var): ... here.
13937 * tree.h (is_global_var): Remove declaration.
13939 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
13941 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
13943 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
13944 * config/i386/i386.c (ix86_tune_features): Initialize new
13946 * config/i386/predicates.md (promotable_binary_operator): Use
13947 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
13949 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
13952 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
13954 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
13956 * config/fr30/fr30.md (movsi_internal): Change destination
13957 constraint from m to V and add m to the end.
13959 2007-03-28 Christian Bruel <christian.bruel@st.com>
13961 * config/sh/sh.md (movsi_i): Fix type attribute.
13963 2007-03-28 Christian Bruel <christian.bruel@st.com>
13965 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
13966 (movsf_ie): Likewise.
13968 2007-03-28 Christian Bruel <christian.bruel@st.com>
13970 * config.gcc: Add sh4-300 to multilib.
13971 * config/sh/t-mlib-sh4-300: New file.
13973 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
13975 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
13976 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
13977 fix_trunc<mode>di2.
13978 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
13979 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
13980 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
13981 "fixuns_trunctddi2"): Whitespace fix.
13983 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
13985 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
13986 the definition of struct sh_args.
13987 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
13988 CALL_COOKIE_INT_REG_GET): Likewise.
13990 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
13992 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
13993 transformations are applied successfully.
13995 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
13997 * tree.c (tree_contains_struct): Permit 512 tree codes.
13998 * tree.h (tree_contains_struct): Ditto.
13999 (MAX_TREE_CODES): Ditto.
14000 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14001 SPARE member to store remaining padding bits.
14003 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14005 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14008 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14010 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14011 * configure: Regenerate.
14013 * configure: Regenerate using the correct version of autoconf.
14015 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14017 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14019 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14020 regs to "__SP_L__" and "__SP_H__".
14022 2007-03-27 Richard Guenther <rguenther@suse.de>
14024 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14025 computations with it with a HOST_WIDE_INT variable.
14027 2007-03-26 Mike Stump <mrs@apple.com>
14029 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14030 objective-c-header, objective-c++-header and objc++-cpp-output
14032 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14034 2007-03-26 Richard Henderson <rth@redhat.com>
14037 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14038 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14039 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14040 IX86_BUILTIN_PSRLQ128): New.
14041 (ix86_init_mmx_sse_builtins): Add them.
14042 (ix86_expand_builtin): Expand them.
14043 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14044 operand 2 be TImode.
14045 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14046 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14047 _mm_srli_epi64): Mark __B const.
14048 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14049 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14050 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14051 new two-vector shift builtins.
14053 2007-03-26 Ian Lance Taylor <iant@google.com>
14055 PR tree-optimization/31345
14056 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14057 [+INF, +INF(OVF)] into VARYING.
14059 2007-03-26 Zack Weinberg <zackw@panix.com>
14061 * gengtype-parse.c: New file.
14062 * gengtype-yacc.y: Delete.
14063 * gengtype-lex.l: Don't include gengtype-yacc.h.
14064 Define YY_DECL and yyterminate appropriately for recursive
14065 descent parser. yylval is now a string out-parameter to yylex.
14066 (HWS, EOID): New shorthand.
14067 (IWORD): Add a couple more types.
14068 (yylex): Add a setup stanza. Remove the complex rules for
14069 detecting GTY'ed types and typedefs; replace with simple
14070 keyword detectors. Adjust everything for the changed
14071 definition of yylval. Ignore all pp-directives, not just #define.
14073 (parse_file): Rename yybegin; do not call yyparse.
14075 * gengtype.c (xasprintf): Export again.
14076 (this_file): New. Use everywhere __FILE__ was being used.
14077 (get_lang_bitmap): Special case types defined in gengtype.c.
14078 (do_typedef, new_structure): Suppress definition of certain types.
14079 (new_structure): Improve diagnostics of duplicate definitions.
14080 Make sure location_s is associated with input.h.
14081 (nreverse_pairs, define_location_structures): New functions.
14082 (main): Improve tagging of kludge types. Remove old kludges
14083 for input.h types; use define_location_structures.
14084 * gengtype.h: Update prototypes. Define token codes here.
14085 * Makefile.in: Remove all references to gengtype-yacc.
14086 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14088 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14089 add GTY((skip)) to the field that's only conditionally there.
14090 * doc/install.texi: Document that Bison is no longer required
14091 unless building treelang.
14093 * gengtype.c: Don't include gtyp-gen.h.
14094 (srcdir): Declare here.
14095 (base_files, lang_dir_names): Allocate dynamically.
14096 (gt_files, num_gt_files, num_lang_dirs): New globals.
14097 (measure_input_list, read_input_line, read_input_list)
14098 (set_lang_bitmap): New functions.
14099 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14100 simplify, relying on read_input_list to set up the bitmaps.
14101 (main): Arguments are no longer unused. Check for correct number
14102 of command line arguments, set srcdir and srcdir_len, then call
14103 read_input_list, before doing anything else. No need to worry
14104 about duplicates in main loop.
14105 * configure.ac: Simplify the calculation of all_gtfiles.
14106 Put language tags in there. Don't set or substitute
14107 all_gtfiles_files_langs or all_gtfiles_files_frags.
14108 * Makefile.in: Revamp the way gengtype is invoked, now that it
14109 takes a file on its command line with a much simpler format.
14110 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14111 (GTFILES): Remove duplicates and C source files.
14112 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14113 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14114 * configure: Regenerate.
14116 * gengtype.h: Remove all type definitions to gengtype.c; leave
14117 only definitions of options_p, type_p, and pair_p as opaque
14118 pointers. Update prototypes.
14119 * gengtype.c: Many type definitions moved here from gengtype.h.
14120 Consolidate type definitions at the top of the file.
14121 (xvasprintf): Delete.
14122 (xasprintf): Make static.
14123 (create_nested_pointer_option): Add 'next' parameter.
14124 (create_field_all, create_field_at): New functions.
14125 (create_field): Now a thin wrapper around create_field_all.
14126 (create_optional_field): Rename create_optional_field_ and add
14127 line argument. Original name is now a macro which supplies
14129 (oprintf): Use vsnprintf directly.
14130 (close_output_files): Use fatal rather than perror/exit.
14131 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14132 (main): Set progname. Don't use exit.
14133 * gengtype-yacc.y (struct_fields): Use create_field_at.
14134 (option, optionseqopt): Delete.
14135 (optionseq): Consolidate productions from option here so we
14136 can use the first argument to create_option.
14138 * gengtype-lex.l: Distinguish unions from structures in the
14139 token type. Don't call find_structure; return the tag as a string.
14140 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14141 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14142 string. Reorganize typedef_struct production accordingly.
14143 Use create_nested_ptr_option.
14144 * gengtype.c (create_nested_ptr_option): New function.
14145 * gengtype.h: Declare it.
14147 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14148 (string_type): Don't declare.
14149 (do_scalar_typedef): Declare.
14150 (create_scalar_type): Update prototype.
14151 * gengtype.c (string_type): Make static.
14152 (scalar_nonchar, scalar_char): New.
14153 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14154 (resolve_typedef): Use scalar_nonchar for error recovery.
14155 (create_scalar_type): Remove name_len field. Return scalar_char
14156 or scalar_nonchar as appropriate.
14157 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14158 to use string_type.
14159 (throughout): Use scalar_nonchar instead of calling
14160 create_scalar_type, whenever possible.
14161 (main): Initialize scalar_char and scalar_nonchar before calling
14163 * gengtype-lex.l: Adjust for removal of second argument to
14164 create_scalar_type. Use yylval.s instead of yylval.t when
14166 * gengtype-yacc.y: Type of SCALAR is string. Call
14167 create_scalar_type from type:SCALAR rule. Adjust for removal of
14168 second argument to create_scalar_type.
14170 * vec.h: Remove all #if IN_GENGTYPE blocks.
14171 Add comment saying that changes may require adjustments to gengtype.
14172 * gengtype.c: Don't include coretypes.h or tm.h.
14173 Add comment to inclusion of errors.h.
14174 (note_def_vec, note_def_vec_alloc): New functions.
14175 * gengtype.h: Declare new functions.
14176 * gengtype-lex.l: Don't include coretypes.h.
14177 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14179 (update_lineno): Remove unnecessary prototype.
14180 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14181 (VEC rule): Just return VEC_TOKEN.
14182 * gengtype-yacc.y (VEC_TOKEN): New token type.
14183 (type): Add a production for VEC(a,b).
14184 * Makefile.in: Update dependencies.
14186 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14187 typedefs that use the old PARAMS macro.
14189 * gengtype-lex.l: Remove all rules and states relating to yacc
14191 * gengtype-yacc.y: Similarly.
14192 * gengtype.c (note_yacc_type): Delete function.
14193 * gengtype.h: Update prototypes.
14195 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14197 * tree-pretty-print.c (dump_generic_node): Report precision of
14198 unnamed integer types.
14200 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14202 * ifcvt.c (noce_try_store_flag_constants): Don't check
14203 no_new_pseudos here.
14204 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14205 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14206 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14207 noce_try_sign_mask): Likewise.
14208 (if_convert): Check no_new_pseudos here.
14210 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14212 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14213 (noce_get_condition): Handle new then_else_reversed argument.
14214 (noce_init_if_info): Remove, fold into noce_find_if_block.
14215 (noce_process_if_block): Take a struct noce_if_info as the
14216 argument. Don't set up one based on ce_if_info. Update pointer
14217 references accordingly.
14218 (cond_move_process_if_block): Likewise.
14219 (process_if_block): Removed.
14220 (find_if_block): Removed. Move functionality two new functions,
14221 noce_find_if_block and cond_exec_find_if_block.
14222 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14223 blocks and the symmetric IF-ELSE-JOIN case.
14224 (cond_exec_find_if_block): Also new function mostly based on old
14225 find_if_block and process_if_block.
14226 (find_if_header): Replace find_if_block call with separately
14227 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14228 (find_cond_trap): Update noce_get_condition call.
14229 (dead_or_predicable): Likewise.
14231 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14233 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14235 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14236 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14237 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14238 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14239 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14240 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14241 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14242 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14243 __builtin_ia32_psrad128 builtins.
14245 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14247 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14248 * config/i386/constraints.md
14249 (define_constraint "I"): Use IN_RANGE macro.
14250 (define_constraint "J"): Ditto.
14251 (define_constraint "K"): Ditto.
14252 (define_constraint "M"): Ditto.
14253 (define_constraint "N"): Ditto.
14254 (define_constraint "O"): Ditto.
14255 * config/i386/predicates.md
14256 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14257 (define_predicate "const_0_to_3_operand"): Ditto.
14258 (define_predicate "const_0_to_7_operand"): Ditto.
14259 (define_predicate "const_0_to_15_operand"): Ditto.
14260 (define_predicate "const_0_to_63_operand"): Ditto.
14261 (define_predicate "const_0_to_255_operand"): Ditto.
14262 (define_predicate "const_1_to_31_operand"): Ditto.
14263 (define_predicate "const_2_to_3_operand"): Ditto.
14264 (define_predicate "const_4_to_7_operand"): Ditto.
14266 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14268 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14269 in SImode for save_world.
14270 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14273 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14275 PR tree-optimization/30784
14276 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14279 2007-03-25 Revital Eres <eres@il.ibm.com>
14281 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14282 Fold movement_possibility function into it.
14284 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14286 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14287 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14288 (call_indirect_nonlocal_darwin64): Same.
14289 (call_nonlocal_darwin64): Same.
14290 (call_value_indirect_nonlocal_darwin64): Same.
14291 (call_value_nonlocal_darwin64): Same.
14292 (sibcall_nonlocal_darwin64): Same.
14293 (sibcall_value_nonlocal_darwin64): Same.
14294 (sibcall_symbolic_64): Same.
14295 (sibcall_value_symbolic_64): Same.
14296 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14298 (rs6000_emit_load_toc_table): Same.
14299 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14300 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14302 (divss_call): Same.
14303 (divus_call): Same.
14304 (quoss_call): Same.
14305 (quous_call): Same.
14306 (load_toc_v4_pic_si): Same
14307 (load_toc_v4_PIC_1): Same.
14308 (load_toc_v4_PIC_1b): Same.
14309 (call_indirect_aix{32,64}): Same.
14310 (call_value_indirect_aix{32,64}): Same.
14312 (call_value): Same.
14313 (call_local{32,64}): Same.
14314 (call_value_local{32,64}): Same.
14315 (call_indirect_nonlocal_aix{32,64}): Same.
14316 (call_nonlocal_aix{32,64}): Same.
14317 (call_value_indirect_nonlocal_aix{32,64}): Same.
14318 (call_value_nonlocal_aix{32,64}): Same.
14319 (call_indirect_nonlocal_sysv<mode>): Same.
14320 (call_nonlocal_sysv<mode>): Same.
14321 (call_value_indirect_nonlocal_sysv<mode>): Same.
14322 (call_value_nonlocal_sysv<mode>): Same.
14324 (sibcall_local{32,64}): Same.
14325 (sibcall_value_local{32,64}): Same.
14326 (sibcall_nonlocal_aix{32,64}): Same.
14327 (sibcall_value_nonlocal_aix{32,64}): Same.
14328 (sibcall_nonlocal_sysv<mode>): Same.
14329 (sibcall_value): Same.
14330 (sibcall_value_nonlocal_sysv<mode>): Same.
14332 2007-03-24 Paul Brook <paul@codesourcery.com>
14334 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14335 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14337 2007-03-24 Richard Henderson <rth@redhat.com>
14339 * config/ia64/constraints.md: New file.
14340 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14341 satisfies_constraint_?.
14342 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14343 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14344 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14345 ia64_output_mi_thunk): Likewise.
14346 (ia64_const_ok_for_letter_p): Remove.
14347 (ia64_const_double_ok_for_letter_p): Remove.
14348 (ia64_extra_constraint): Remove.
14349 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14350 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14351 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14352 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14353 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14354 EXTRA_MEMORY_CONSTRAINT): Remove.
14355 * config/ia64/ia64.md: Include constriants.md. Replace
14356 CONST_OK_FOR_? with satisfies_constraint_?.
14358 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14359 H.J. Lu <hongjiu.lu@intel.com>
14361 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14363 (name macros): Use DPD_BID_NAME to convert names properly.
14365 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14366 decimal floating point format.
14367 (init_floating_libfuncs): Change decimal functions so that they
14368 have a "bid_" prefix if the decimal system uses the BID format,
14369 and "dpd_" prefix if the decimal system uses the DPD format.
14370 (init_interclass_conv_libfuncs): Ditto.
14371 (init_intraclass_conv_libfuncs): Ditto.
14373 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14374 using the BID format.
14376 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14377 whether we are using the BID decimal format.
14378 * configure: Regenerate.
14380 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14381 the compiler has decimal floating point enabled. Define
14382 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14385 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14386 using the BID format.
14388 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14389 whether we are using the BID decimal format.
14390 * configure: Regenerate.
14392 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14393 the compiler has decimal floating point enabled. Define
14394 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14397 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14398 options, and that it is enabled for i386/x86_64 systems.
14400 * Makefile.in (enable_decimal_float): New.
14402 (DECNUMINC): Add -I$(DECNUMFMT).
14403 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14404 to $(DECNUMFMT) from $(DECNUM).
14406 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14407 Substitute enable_decimal_float.
14408 * configure: Regenerated.
14411 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14414 * configure.ac: Enable decimal float for x86_64-*-linux*.
14415 * configure: Regenerated.
14418 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14419 decimal128ClearSign to flip and clear the sign bit in decimal128.
14420 (decimal_real_maxval): Set decimal128SetSign to set the sign
14423 2007-03-23 Ian Lance Taylor <iant@google.com>
14425 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14427 2007-03-23 Ian Lance Taylor <iant@google.com>
14429 * tree-dump.c (dump_files): Correct comment.
14431 2007-03-23 Ian Lance Taylor <iant@google.com>
14433 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14435 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14437 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14438 in cfglayout mode. Don't go into and out of cfglayout mode.
14439 Link the blocks in the order of the constructed traces.
14440 (rest_of_handle_tracer): Adjust call to tracer.
14441 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14442 Don't go into cfglayout mode.
14443 (rtl_loop_done): Don't go out of cfglayout mode.
14444 * cfglayout.c (relink_block_chain): New function, split out from...
14445 (fixup_reorder_chain): ...here. Remove redundant checking.
14446 (cfg_layout_finalize): Don't clear the header, footer, and aux
14447 fields here, move the code to do so to relink_block_chain. Likewise
14448 for free_original_copy_tables.
14449 * rtl.h (tracer): Update prototype.
14450 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14451 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14452 mode. Use relink_block_chain to serialize the CFG according to the
14453 new basic block order. Move targetm.cannot_modify_jumps_p check from
14455 (gate_handle_reorder_blocks): ...to here.
14456 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14458 (gate_duplicate_computed_gotos): ...to here.
14459 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14460 something always changes when going into and out of cfglayout mode.
14461 Perform an expensive cfg cleanup while going into cfglayout mode.
14462 Always update liveness information on HAVE_conditional_execution
14463 targets. Reserialize the basic blocks and go out of cfglayout mode.
14464 * reg-stack.c: Include cfglayout.h.
14465 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14466 the call to reorder_basic_blocks.
14467 * basic-block.h (reorder_basic_blocks): Update prototype.
14468 (relink_block_chain): New prototype.
14469 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14471 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14473 * config/mips/mips.md (type, hazard, *movdi_32bit,
14474 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14475 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14476 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14477 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14478 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14480 (movcc): Change first xfer to multi.
14481 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14482 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14483 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14484 config/mips/generic.md: Change reservations using "xfer" to use
14486 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14487 using match_operand.
14488 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14489 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14491 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14493 2007-03-22 Richard Henderson <rth@redhat.com>
14495 * config/i386/i386.c: Remove unnecessary function declarations.
14496 Move targetm definition, and all related macros, to the end of
14497 the file. Resort some functions to put definitions before uses.
14498 (ix86_attribute_table): Make static. Move to end of file.
14499 (ix86_gimplify_va_arg): Make static.
14501 2007-03-22 Richard Henderson <rth@redhat.com>
14503 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14504 don't increase local_regparm with force_align_arg_pointer check.
14505 (ix86_function_sseregparm): Assert 32-bit.
14506 (type_has_variadic_args_p): New.
14507 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14508 type_has_variadic_args_p.
14509 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14510 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14511 use memset instead. Do maybe_vaarg check first; skip attribute
14512 tests if true; skip attribute tests for 64-bit.
14513 (construct_container): Remove TARGET_DEBUG_ARG.
14514 (function_arg_advance_32, function_arg_advance_64): Split out ...
14515 (function_arg_advance): ... from here.
14516 (function_arg_32, function_arg_64): Split out ...
14517 (function_arg): ... from here.
14518 (ix86_pass_by_reference): Tidy.
14519 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14520 (function_value_32): New, from parts of ix86_function_value
14521 and ix86_value_regno.
14522 (function_value_64): New, from parts of ix86_function_value
14523 and ix86_libcall_value.
14524 (ix86_function_value_1): New.
14525 (ix86_function_value, ix86_libcall_value): Use it.
14526 (return_in_memory_32, return_in_memory_64): Split out ...
14527 (ix86_return_in_memory): ... from here.
14528 (ix86_struct_value_rtx): Skip for 64-bit.
14529 (ix86_libcall_value, ix86_value_regno): Remove.
14530 (setup_incoming_varargs_64): Split out ...
14531 (ix86_setup_incoming_varargs): ... from here.
14532 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14533 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14534 * config/i386/i386-protos.h (ix86_function_value): Remove.
14535 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14537 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14540 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14541 infinities not supported, otherwise emit warning if -Woverflow. On
14542 underflow, emit warning if -Woverflow.
14543 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14545 * real.h (real_from_string): Update declaration
14547 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14548 Richard Henderson <rth@redhat.com>
14550 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14551 * calls.c (compute_argument_block_size, expand_call,
14552 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14553 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14554 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14555 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14556 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14557 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14558 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14559 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14562 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14564 * c-incpath.c (add_sysroot_to_chain): New.
14565 (merge_include_chains): Add sysroot argument. Call
14566 add_sysroot_to_chain if sysrooted.
14567 (register_include_chains): Update call to merge_include_chains.
14568 * doc/cppopts.texi: Document use of '=' in include directory
14571 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14573 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14574 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14575 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14576 insn pattern using X87MODEF12 mode macro.
14578 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14580 * regmove.c (regmove_optimize): Use reg_mentioned_p
14581 instead of reg_overlap_mentioned_p for DST.
14583 2007-03-21 Mike Stump <mrs@apple.com>
14585 * c.opt: Fixup for Objective-C/C++.
14587 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14589 * explow.c (convert_memory_address): Fold memory reference when
14590 POINTERS_EXTEND_UNSIGNED < 0
14592 2007-03-21 Richard Henderson <rth@redhat.com>
14595 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14596 * config/i386/mmintrin.h (__m64): Likewise.
14597 * config/i386/xmmintrin.h (__m128): Likewise.
14599 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14601 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14602 (VXWORKS_OS_CPP_BUILTINS): Define.
14603 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14604 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14606 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14608 * rtl.h (constant_pool_reference_p): Delete.
14609 (find_constant_src): Declare.
14610 * rtlanal.c (find_constant_src): New function.
14611 * simplify-rtx.c (constant_pool_reference_p): Delete.
14612 * config/i386/i386.md: Use find_constant_src instead of
14613 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14615 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14617 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14618 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14620 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14622 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14623 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14624 (arm_elf_asm_constructor): Use it.
14625 (arm_elf_asm_destructor): New function.
14627 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14629 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14631 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14633 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14635 2007-03-19 Andrew Haley <aph@redhat.com>
14637 PR tree-optimization/31264
14638 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14639 VIEW_CONVERT_EXPRs.
14641 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14643 PR rtl-optimization/30907
14644 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14645 (fwprop_init): Always call loop_optimizer_initialize.
14646 (fwprop_done): Always call loop_optimizer_finalize.
14647 (fwprop): We always have loop info now.
14648 (gate_fwprop_addr): Remove.
14649 (pass_fwprop_addr): Use gate_fwprop as gate.
14651 PR rtl-optimization/30841
14652 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14653 df_chain_alloc): Call df_reorganize_refs unconditionally.
14654 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14655 refs_organized to refs_organized_size.
14656 (df_ref_create_structure): Use refs_organized_size instead of
14657 bitmap_size if refs had been organized, and keep refs_organized_size
14659 * df.h (struct df_ref_info): Change refs_organized to
14660 refs_organized_size.
14661 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14664 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14666 * except.c (output_function_exception_table): Do not reference the
14667 EH personality routine for functions that do not require an
14670 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14673 * c-typeck.c (convert_for_assignment): Call comptypes for
14674 RECORD_TYPE or UNION_TYPE.
14676 PR inline-asm/30505
14677 * reload1.c (reload): Do invalid ASM checking after
14678 cleanup_subreg_operands.
14680 2007-03-19 Jeff Law <law@redhat.com>
14682 * tree-cfg.c (find_taken_edge): Tighten conditions for
14683 optimizing computed gotos.
14685 2007-03-19 Michael Matz <matz@suse.de>
14687 * builtins.c (expand_builtin_sync_operation,
14688 expand_builtin_compare_and_swap,
14689 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14692 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14693 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14696 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14698 * doc/tm.texi: Add brackets around the return type of
14699 TARGET_SECONDARY_RELOAD.
14701 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14702 Richard Guenther <rguenther@suse.de>
14704 PR tree-optimization/31254
14705 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14706 Use handled_component_p () where appropriate. Continue
14707 propagating into the rhs if we propagated into an INDIRECT_REF
14710 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14712 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14713 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14714 (xde, xdee): Mode attributes adjusted to support DFP modes.
14715 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14716 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14717 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14718 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14719 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14720 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14721 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14723 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14724 "movsf"): Insn definitions removed.
14725 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14726 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14727 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14729 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14730 "reload_in<mode>", "reload_out<mode>"): Expander added.
14731 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14734 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14736 * config/s390/s390.md: Only non-functional changes. Renamed
14737 FPR mode macro to BFP all over the file.
14739 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14741 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14742 (op_type attribute): RRF instruction type added.
14743 (fT0): New mode attribute.
14744 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14745 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14746 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14747 instruction no secondary memory is needed when moving DFmode values
14748 between GPRs and FPRs.
14750 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14752 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14753 inverted and documentation adjusted.
14754 ("mhard-dfp", "msoft-dfp"): New options.
14755 * config/s390/s390.c (s390_handle_arch_option): New architecture
14757 (override_options): Sanity checks for the new options added.
14758 * config.gcc: New architecture switch: z9-ec.
14759 * config/s390/s390.h (processor_flags): PF_DFP added.
14760 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14761 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14762 when the bit is NOT set so remove it from the defaults.
14764 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14766 * genemit.c (main): Print include statement for dfp.h.
14767 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14770 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14772 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14774 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14777 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14778 instead of PATTERN.
14780 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14782 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14783 attr_length_call, output_call, output_indirect_call): Cleanup
14784 formatting of targetm calls.
14786 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14788 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14790 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14792 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14793 reservation, bypass and anti-bypass descriptions for these
14794 instructions. Update move patterns.
14795 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14798 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14800 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14801 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14802 (get_initial_def_for_reduction): Likewise.
14804 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14806 Fix PR tree-optimization/29922
14807 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14808 (get_representative): Removed.
14809 (value_dies_in_block_x): Update for rvuse removal.
14810 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14811 (compute_antic_aux): Handle when PHI nodes appear in
14812 non-single-successors.
14813 (dump_bitmap_of_names): Removed.
14814 (compute_antic_safe): Renamed and removed rvuse calculation.
14815 Calculate only antic safe.
14816 (insert_into_preds_of_block): Remove assert.
14817 (execute_pre): Update for renamed functions.
14818 (defer_or_phi_translate_block): New function.
14820 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14822 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
14823 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
14825 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
14826 Follow spelling conventions.
14828 * tree-data-ref.h: Remove the prototype for analyze_array.
14830 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
14832 PR tree-optimization/31041
14833 * tree-vect-transform.c (get_initial_def_for_induction): Call
14834 force_gimple_operand.
14836 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
14838 * ipa-type-escape.c (look_for_casts) : Revert code to use
14839 handled_component_p due to ada test a-numaux.adb.
14841 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14843 * final.c (final_scan_insn): Alter the condition of a
14844 conditional trap if we have nonstandard CC.
14846 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14848 * configure.ac: Remove excess quoting from asm line 0 test.
14849 * configure: Rebuilt.
14851 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14853 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
14854 * c-common.c (convert_and_check): Move warning logic to...
14855 (warnings_for_convert_and_check): ...here. Define.
14856 * c-common.h (warnings_for_convert_and_check): Declare.
14858 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14860 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
14861 (output_call): Likewise.
14863 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14865 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
14867 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14869 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
14871 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
14873 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
14874 opteron, athlon-64 and athlon-fx processor_alias_table entries.
14876 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
14878 PR tree-optimization/31183
14879 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14880 Use double_int instead of unsigned int for representing access_strides.
14881 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
14883 2007-03-16 Richard Guenther <rguenther@suse.de>
14885 PR tree-optimization/31146
14886 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
14887 to allow recursion of forward_propagate_addr_expr.
14888 (forward_propagate_addr_into_variable_array_index): Likewise.
14889 (forward_propagate_addr_expr): Likewise.
14890 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14891 (forward_propagate_addr_expr_1): Recurse on simple copies
14892 instead of propagating into them. Do so for useless conversions
14894 (forward_propagate_addr_expr): Clean up unused statements after
14897 2007-03-16 Richard Guenther <rguenther@suse.de>
14899 * builtins.c (expand_builtin_cexpi): Use the right argument
14900 for the expansion via cexp.
14902 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14904 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
14905 * configure: Rebuilt.
14907 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14910 * dwarf2out.c (force_type_die): Adjust comment.
14911 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
14913 2007-03-15 DJ Delorie <dj@redhat.com>
14915 * config/frv/predicates.md (minmax_operator): Don't check operands
14918 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14920 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
14921 Update constant estimates of number of iterations.
14922 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
14923 argument renamed to "realistic".
14924 (compute_estimated_nb_iterations): Removed.
14925 (record_niter_bound): New function.
14926 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
14927 call record_nonwrapping_iv with upper = false.
14928 (infer_loop_bounds_from_signedness): Pass upper argument to
14929 record_nonwrapping_iv.
14930 (estimate_numbers_of_iterations_loop): Do not call
14931 compute_estimated_nb_iterations. Record estimate based on profile
14932 information. Initialize the constant estimates of number of
14934 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
14936 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
14937 number of iterations is too small.
14938 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
14939 (EST_NOT_AVAILABLE): Removed.
14940 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
14941 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
14944 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14946 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
14947 Handle NE_EXPR guards.
14949 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14952 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
14953 Set also -pedantic-errors by default for the preprocessor unless
14954 -fpermissive is given.
14956 2007-03-15 Richard Guenther <rguenther@suse.de>
14958 PR middle-end/29719
14959 PR middle-end/31161
14960 * builtins.c (expand_builtin_cexpi): As a fallback if we
14961 don't have builtins for sincos or cexp create a function
14962 declaration for cexp and expand to a call to that.
14963 (expand_builtin_int_roundingfn): Always fall
14964 back to floor/ceil and its variants even if they may be
14967 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
14969 PR middle-end/31159
14970 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
14971 jump tables, move the call to delete_dead_jumptables from here...
14972 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
14973 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
14974 don't allow merging of blocks that try_redirect_by_replacing_jump
14975 also does not handle when not optimizing.
14977 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14978 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14980 * config/i386/i386.md (x86_sahf_1): Correctly handle
14983 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14986 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
14987 x86_64_general_operand as operand[2] predicate. Remove "iF"
14988 from operand constraints and use "e" constraint instead.
14989 (*subti3_1, *subti3_1 splitter): Ditto.
14990 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
14991 operand[1] predicate.
14993 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
14995 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
14996 arrays, multiply the access strides by the size of the sub-array.
14997 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
14999 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15001 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15002 the configured assembler supports the sahf mnemonic.
15003 * configure: Regenerate.
15004 * config.in: Regenerate.
15006 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15007 emit "sahf" or ".byte\t0x9e" as asm template.
15009 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15012 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15013 option to replace hard coded TARGET_xxx in md file.
15014 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15015 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15016 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15017 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15018 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15019 (X86_TUNE_NOT_VECTORMODE): Ditto.
15020 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15021 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15022 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15023 (TUNE_SLOW_IMUL_IMM8): Ditto.
15024 (TUNE_MOVE_M1_VIA_OR): Ditto.
15025 (TUNE_NOT_UNPAIRABLE): Ditto.
15026 (TUNE_NOT_VECTORMODE): Ditto.
15028 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15031 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15032 tuning options instead of hard coded TARGET_xxx.
15033 (fix ssemode peephole2's): Ditto.
15034 (imul peephole2's): Ditto.
15036 (movdi_or_rex64): Ditto.
15037 (move peephole2): Ditto.
15038 (not peephole2's): Ditto.
15040 2007-03-14 Dirk Mueller <dmueller@suse.de>
15042 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15043 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15044 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15046 * c-parser.c (c_parser_do_statement): Warn about empty body in
15047 do/while statement.
15048 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15049 * doc/invoke.texi (-Wempty-body): Update documentation.
15051 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15054 * c-common.h (warn_for_div_by_zero): Declare.
15055 * c-common.c (warn_for_div_by_zero): Define.
15056 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15059 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15061 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15062 to PREFIX and STANDARD_PREFIX.
15064 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15065 Phil Edwards <phil@codesourcery.com>
15067 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15068 (__gthread_once_t): Remove busy field for RTPs.
15069 (__GTHREAD_ONCE_INIT): Update accordingly.
15071 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15073 * doc/invoke.texi: Document VxWorks options.
15075 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15077 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15079 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15081 PR tree-optimization/30590
15082 * tree-nrv.c (tree_nrv): Check for the partial update of the
15085 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15087 * flags.h (flag_random_seed): Remove declaration, in favor of...
15088 * toplev.h (get_random_seed, set_random_seed): ... these.
15089 * tree.c (get_file_function_name): Use the former.
15090 * opts.c (common_handle_option): Use the latter.
15093 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15095 PR middle-end/31127
15096 * cse.c (cse_find_path): Do not bail out if a basic block that
15097 we already visited now becomes part of a path that starts at a
15098 different basic block. Just disallow this, to make sure we
15099 visit each basic block at most once.
15101 2007-03-13 Jan Hubicka <jh@suse.cz>
15103 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15104 attributes, when profile esitmate is present, calls with very low
15105 frequency are cold.
15107 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15109 PR tree-optimization/30730
15110 PR tree-optimization/26900
15111 * tree-ssa-loop-niter.c: Include gmp.h.
15112 (bounds): New type.
15113 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15114 split_to_var_and_offset, determine_value_range,
15115 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15116 bound_difference, bounds_add, bounds_negate,
15117 number_of_iterations_ne_max, dump_affine_iv): New functions.
15118 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15119 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15120 difference of initial and final value of control iv to validate
15122 (number_of_iterations_cond): Add loop parameter. Determine bounds
15123 on the difference of the extremes of the control iv. Add dumps.
15124 (expand_simple_operations): Handle phi nodes.
15125 (simplify_using_initial_conditions): Do not record used conditions.
15126 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15127 Do not set additional_info.
15128 (implies_nonnegative_p, implies_ge_p): Removed.
15129 (derive_constant_upper_bound): Do not use parameter `additional'.
15130 (record_estimate): Parameter `additional' removed. Parameter
15131 `i_bound' added. Do not call derive_constant_upper_bound.
15132 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15133 bound the number of iterations estimate.
15134 (estimate_numbers_of_iterations_loop): Pass the estimate from
15135 the number of iterations analysis to record_estimate.
15136 * tree.h (multiple_of_p): Declare.
15137 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15138 (scev_const_prop): Do not check expression_expensive_p.
15139 * fold-const.c (multiple_of_p): Exported.
15140 * double-int.c (double_int_mask): Exported.
15141 * double-int.h (double_int_mask): Declare.
15142 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15143 field. Added max field.
15145 2007-03-13 David Taylor <taylor@candd.org>
15148 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15151 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15154 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15155 two unamed patterns.
15157 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15159 * config/i386/i386.opt (mcx16, msahf): New options.
15160 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15161 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15163 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15164 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15165 Output -mcx16 and -msahf options when corresponding bit is set.
15167 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15168 and -msahf options.
15170 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15172 * configure.ac: Test for assembler tolerance to # 0 "".
15173 * configure, config.in: Rebuilt.
15174 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15176 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15178 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15180 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15181 (handle_syscall): Handle direct system calls.
15182 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15184 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15186 * doc/invoke.texi: Fix cpp.info cross-reference.
15187 * doc/passes.texi: Fix gcc.info cross-reference.
15189 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15191 PR tree-optimization/30835
15192 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15193 bb_for_stmt is not NULL before accessing it.
15195 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15197 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15200 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15203 * doc/install.texi: Document --enable-stage1-languages
15205 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15207 * tree-pass.h (pass_into_cfg_layout_mode,
15208 pass_outof_cfg_layout_mode): Declare.
15209 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15210 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15211 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15212 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15214 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15216 * c-decl.c (warn_variable_length_array): New function.
15217 Refactored from grokdeclarator to handle warn_vla
15218 and handle unnamed array case.
15219 (grokdeclarator): Refactored VLA warning case.
15220 * c.opt (Wvla): New flag.
15221 * doc/invoke.texi (Wvla): New warning.
15223 2007-03-12 Richard Henderson <rth@redhat.com>
15225 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15226 (TARGET_SECTION_TYPE_FLAGS): New.
15228 2007-03-12 Richard Henderson <rth@redhat.com>
15230 * config/darwin.c (machopic_reloc_rw_mask): New.
15231 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15232 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15234 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15236 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15237 * cppdefault.h (cpp_PREFIX): Document.
15238 (cpp_PREFIX_len): Likewise.
15239 (cpp_EXEC_PREFIX): New variable.
15240 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15241 * c-incpath.c (add_standard_paths): Correct logic for relocating
15242 paths within prefix.
15244 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15246 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15247 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15249 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15250 fix_truncdfdi_sse using SSEMODEF mode macro.
15251 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15252 fix_truncdfsi_sse using SSEMODEF mode macro.
15253 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15254 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15256 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15258 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15259 elfos.h to tm_file.
15261 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15263 * tree.h : Add multiple_of_p declaration.
15264 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15265 * ipa-type-escape.c (results_of_malloc): Redundant.
15266 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15267 (cast_type): Extended with new members.
15268 (check_cast): Returns cast_type.
15269 (cast): New structure for data of walk_use_def_chains.
15270 (is_malloc_result, is_cast_from_non_pointer_1,
15271 is_cast_from_non_pointer,
15272 is_array_access_through_pointer_and_index): New functions.
15273 (look_for_casts): Returns cast types.
15274 (check_call): Returns void.
15275 (okay_pointer_operation): Use support of pointer plus index,
15276 pointer plus constant and allow all multiplications.
15278 2007-03-11 Richard Guenther <rguenther@suse.de>
15280 PR tree-optimization/31115
15281 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15282 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15283 A shift count of zero is not special as with *_DIV_EXPR.
15284 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15287 2007-03-11 Ian Lance Taylor <iant@google.com>
15289 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15290 the *_DIV_EXPR codes correctly with overflow infinities.
15292 2007-03-11 Ira Rosen <irar@il.ibm.com>
15294 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15295 indicate success/failure of the analysis. Add negation to subtrahend
15296 in case of subtraction. Fail if both operands contain constants.
15297 (create_data_ref): Fail if analyze_offset fails.
15299 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15301 * config/i386/i386.md (frndintxf2): Rename to ...
15302 (rintxf2): ... this. Remove expander having same name.
15303 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15304 (roundsf2, rounddf2): Ditto.
15305 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15306 (lround<mode>di2, lround<mode>si2): Ditto.
15308 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15310 * lower-subreg.c: Include except.h.
15311 (decompose_multiword_subregs): Verify that the only control flow
15312 insns we can split are loads to multi-words pseudos.
15313 Handle breaking such blocks after splitting, instead of calling
15314 find_many_sub_basic_blocks.
15316 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15317 on the new basic block. Add a lengthy comment explaining why we
15318 thought this was necessary.
15319 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15321 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15324 * tree.c (walk_type_fields): Recurse into the element type of
15325 ARRAY_TYPEs if there is a pointer set.
15327 2007-03-10 Dirk Mueller <dmueller@suse.de>
15329 * c-common.c (warn_logical_operator): Fix condition.
15331 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15333 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15335 * config/darwin.c (machopic_select_section): Remove superfluous
15336 argument in call to categorize_decl_for_section. Remove unused
15339 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15341 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15343 * configure: Regenerate.
15345 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15348 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15349 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15350 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15351 Add LABEL_NUSES to emitted label.
15352 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15353 branch probability value to emitted jump insn.
15354 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15355 Do not check life information and do not re-arrange input operands
15356 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15358 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15360 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15361 the change of decode_asm_operands.
15363 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15365 * mode-switching.c (create_pre_exit): Skip blockage insn.
15367 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15369 * tree-pass.h (TODO_update_smt_usage): Remove.
15371 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15375 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15377 * pa.c (attr_length_call): Revise condition for long
15378 pc-relative branch.
15379 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15380 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15381 sequence on SOM target.
15383 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15385 * gcc.c: Document %{, in big comment at top.
15386 (input_suffix_matches): Remove special handling for .s and
15388 (input_spec_matches): New.
15389 (handle_braces): Handle %{,.
15390 (validate_switches): ',' indicates a value which is not a switch.
15391 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15392 to detect assembler input.
15393 * config/i386/sol2.h (CPP_SPEC): Likewise.
15394 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15395 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15396 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15397 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15398 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15399 -m64 causes deployment target to default to 10.5.
15400 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15402 2007-03-09 Richard Henderson <rth@redhat.com>
15405 * target.h (targetm.asm.out.reloc_rw_mask): New.
15406 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15407 (TARGET_ASM_OUT): Use it.
15408 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15409 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15410 use the new reloc_rw_mask target hook instead.
15411 (default_section_type_flags_1): Merge into...
15412 (default_section_type_flags): ... here.
15413 (decl_readonly_section_1): Merge into...
15414 (decl_readonly_section): ... here.
15415 (default_elf_select_section_1): Merge into...
15416 (default_elf_select_section): ... here.
15417 (default_unique_section_1): Merge into...
15418 (default_unique_section): ... here.
15419 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15420 (default_select_rtx_section): Use it.
15421 (default_elf_select_rtx_section): Likewise.
15422 * output.h: Update to match.
15423 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15424 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15425 (TARGET_ASM_RELOC_RW_MASK): New.
15426 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15427 to categorize_decl_for_section.
15428 (x86_64_elf_unique_section): Likewise.
15429 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15430 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15431 (TARGET_ASM_RELOC_RW_MASK): New.
15432 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15433 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15434 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15435 (TARGET_RWRELOC): Remove.
15436 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15437 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15438 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15439 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15440 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15441 (rs6000_xcoff_select_section): Use decl_readonly_section.
15442 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15443 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15444 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15445 (TARGET_SECTION_TYPE_FLAGS): Remove.
15446 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15448 2007-03-09 Roger Sayle <roger@eyesopen.com>
15450 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15451 complex constant equality/inequality comparisons for here.
15452 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15453 known at compile-time or can be simplified to a scalar comparison.
15454 (fold_relational_const): Move compile-time evaluation of complex
15455 constant equality/inequality comparisons to here.
15457 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15459 PR rtl-optimization/30643
15460 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15462 (fold_rtx): Recurse, like before 2006-11-03.
15464 2007-03-09 DJ Delorie <dj@redhat.com>
15466 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15469 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15471 PR tree-optimization/30375
15472 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15473 LHS of statements is not the same.
15474 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15476 2007-03-09 Chao-ying Fu <fu@mips.com>
15478 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15480 * doc/invoke.texi (-mdspr2): Document new option.
15481 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15482 New unspec for DSP REV 2.
15483 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15484 these instructions are extended in DSP REV 2.
15485 (mips-dspr2.md): Include.
15486 * config/mips/mips.opt (mdspr2): New option.
15487 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15488 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15489 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15490 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15491 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15492 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15493 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15495 (bdesc_map): Add one field of unsupported_target_flags.
15496 (bdesc_arrays): Update entries to have extra fields. Add
15498 (mips_init_builtins): Initialize new function types.
15499 Check unsupported_target_fileds to filter out builtins.
15500 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15502 (ASM_SPEC): Pass mdspr2 to the assembler.
15503 * config/mips/mips-dspr2.md: New file.
15505 2007-03-09 Sa Liu <saliu@de.ibm.com>
15507 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15509 2007-03-09 Ian Lance Taylor <iant@google.com>
15511 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15512 argument) like -Wstrict-overflow=2.
15513 * doc/invoke.texi (Warning Options): Update documentation.
15515 2007-03-09 Dirk Mueller <dmueller@suse.de>
15518 * doc/invoke.texi (-Wlogical-op): Document.
15519 * common.opt (-Wlogical-op): New.
15520 * c-common.h (warn_logical_operator): Declare.
15521 * c-common.c (warn_logical_operator): Define.
15522 * c-typeck.c (parser_build_binary_op): Call
15523 warn_logical_operator.
15525 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15527 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15528 * final.c (final_scan_insn): Test for non-"" file name.
15530 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15532 * doc/loop.texi: Document the Omega linear constraints solver.
15533 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15534 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15535 omega-hash-table-size, omega-max-keys, and
15536 omega-eliminate-redundant-constraints.
15537 * tree-pass.h (pass_check_data_deps): Declared.
15540 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15541 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15542 pass_check_data_deps): New.
15543 * tree-data-ref.c (init_data_ref): Remove declaration.
15544 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15545 (analyze_array): Renamed init_array_ref, move up initializations.
15546 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15547 Removed arguments that are set to NULL.
15548 (analyze_indirect_ref): Correct indentation, correct call to
15550 (object_analysis): Call init_array_ref instead of analyze_array.
15551 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15552 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15553 of DR_ACCESS_FNS_ADDR.
15554 (init_omega_eq_with_af, omega_extract_distance_vectors,
15555 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15556 ddr_consistent_p): New.
15557 (compute_affine_dependence): Check consistency of ddrs when
15558 flag_check_data_deps is passed.
15559 (analyze_all_data_dependences): Uncomment.
15560 (tree_check_data_deps): New.
15561 * tree-data-ref.h: Include omega.h.
15562 (DR_ACCESS_FNS_ADDR): Removed.
15563 (data_dependence_relation): Add inner_loop.
15564 (DDR_INNER_LOOP): New.
15565 * common.opt (fcheck-data-deps): New.
15566 * tree-flow.h (tree_check_data_deps): Declare.
15567 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15568 (OBJS-common): Depend on omega.o.
15570 * passes.c (pass_check_data_deps): Scheduled.
15571 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15572 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15573 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15574 PARAM_VECT_MAX_VERSION_CHECKS,
15575 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15577 2007-03-09 Richard Guenther <rguenther@suse.de>
15579 PR tree-optimization/30904
15580 PR middle-end/31058
15581 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15582 the same way as *_DIV_EXPR.
15584 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15586 * recog.c (decode_asm_operands): No mixed declarations and code.
15588 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15590 * rtl.def (ASM_INPUT): Add location.
15591 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15592 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15593 (decode_asm_operands): Add loc operand.
15594 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15595 * stmt.c (expand_asm): Rename to...
15596 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15597 gen_rtx_ASM_INPUT_loc.
15598 (expand_asm_expr): Adjust.
15599 * recog.c (decode_asm_operands): Add loc operand.
15600 (check_asm_operands, extract_insn): Adjust.
15601 * reload1.c (maybe_fix_stack_asms): Likewise.
15602 * final.c (asm_insn_count): Likewise.
15603 (final_scan_insn): Output # line before and after asm.
15605 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15607 * tree-ssa-structalias.c (variable_info): Remove
15609 (new_var_info): Ditto.
15610 (shared_bitmap_info_t): New structure.
15611 (shared_bitmap_table): New variable.
15612 (shared_bitmap_hash): New function.
15613 (shared_bitmap_eq): Ditto
15614 (shared_bitmap_lookup): Ditto.
15615 (shared_bitmap_add): Ditto.
15616 (merge_smts_into): Change to take bitmap directly.
15617 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15618 (init_alias_vars): Init shared bitmap hashtable.
15619 (delete_points_to_sets): Delete shared bitmap hashtable.
15620 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15621 is_aliased removal as a change that was still necessary was
15624 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15626 * config/i386/i386.h (override_options): Conditionally disable
15627 x86_sahf for 64bit targets only.
15629 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15632 * c-decl.c (merge_decls): Don't call make_var_volatile.
15633 * varasm.c (make_var_volatile): Remove.
15634 * output.h (make_var_volatile): Remove.
15636 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15638 PR tree-optimization/31085
15639 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15641 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15643 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15644 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15645 ATTR_CONST_NOTHROW_LIST.
15647 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15650 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15652 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15654 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15657 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15659 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15660 passed, use shared libgcc.
15662 2007-03-08 Roger Sayle <roger@eyesopen.com>
15664 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15665 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15666 (honor_protect_cleanup_actions, lower_try_finally_switch):
15668 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15669 ifc_temp_var): Likewise.
15670 * tree-inline.c (setup_one_parameter): Likewise.
15671 * tree-mudflap.c (mf_decl_cache_locals,
15672 mf_build_check_statement_for): Likewise.
15673 * tree-nested.c (init_tmp_var, save_tmp_var,
15674 finalize_nesting_tree_1): Likewise.
15675 * tree-outof-ssa.c (insert_copy_on_edge,
15676 insert_backedge_copies): Likewise.
15677 * tree-profile.c (tree_gen_edge_profiler,
15678 tree_gen_ic_profiler): Likewise.
15679 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15680 * tree-sra.c (sra_build_assignment): Likewise.
15681 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15682 * tree-ssa-math-opts.c (insert_reciprocals,
15683 execute_cse_sincos_1): Likewise.
15684 * tree-tailcall.c (adjust_accumulator_values,
15685 adjust_return_value): Likewise.
15686 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15687 * tree-vect-transform.c (vect_create_data_ref_ptr,
15688 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15689 vect_create_epilog_for_reduction, vectorizable_reduction,
15690 vectorizable_call, vectorizable_conversion,
15691 vectorizable_assignment, vectorizable_operation,
15692 vectorizable_type_demotion, vect_gen_widened_results_half,
15693 vect_permute_store_chain, vectorizable_store,
15694 vect_setup_realignment, vect_permute_load_chain,
15695 vectorizable_load, vectorizable_condition,
15696 vect_create_cond_for_align_checks): Likewise.
15697 * tree-vrp.c (build_assert_expr_for): Likewise.
15699 2007-03-08 Ian Lance Taylor <iant@google.com>
15701 * tree-vrp.c: Include "intl.h".
15702 (usable_range_p): New static function.
15703 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15704 overflowed values, juts set *strict_overflow_p.
15705 (compare_values): Only return -2 if one of the operands is not a
15707 (compare_ranges): Call usable_range_p.
15708 (compare_range_with_value): Likewise.
15709 (vrp_evaluate_conditional_warnv): Rename from
15710 vrp_evaluate_conditional. Make static. Change all callers.
15711 (vrp_evaluate_conditional): New function.
15712 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15713 on signed overflow.
15714 (simplify_abs_using_ranges): Likewise.
15715 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15716 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15717 within_stmt parameter.
15718 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15719 vrp_evaluate_conditional.
15720 * tree-ssa-threadedge.c
15721 (record_temporary_equivalences_from_stmts_at_dest): Change
15722 simplify parameter to take a second tree parameter.
15723 (simplify_control_stmt_condition): Likewise.
15724 (thread_across_edge): Likewise.
15725 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15726 (thread_across_edge): Likewise.
15727 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15729 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15731 * config/i386/i386.h (TARGET_SAHF): New define.
15732 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15733 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15734 (x86_sahf): New global variable.
15735 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15736 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15737 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15738 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15740 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15741 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15742 when expanding fcomi/sahf based tests.
15743 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15744 expanding sahf based alternative. Emit sahf based sequence when
15745 optimizing for code size.
15746 * config/i386/i386.md (x86_sahf_1): Do not disable for
15747 TARGET_64BIT, enable for TARGET_SAHF.
15749 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15751 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15752 spurious whitespace from error message.
15754 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15757 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15759 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15761 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15763 * tree-sra.c (instantiate_element): Propagate disabled warnings
15764 from the element itself to the created variable.
15766 2007-03-07 Richard Henderson <rth@redhat.com>
15769 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15770 silently fix up the stack in the case of a missing register.
15772 2007-03-07 Paul Brook <paul@codesourcery.com>
15774 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15776 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15778 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15780 (phase1_vrs): Use them.
15781 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15782 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15783 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15784 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15785 __gnu_Unwind_Restore_WMMXC if required.
15786 (_Unwind_VRS_Pop): Implement iWMMXt support.
15787 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15788 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15789 gnu_Unwind_Save_WMMXC): Define.
15791 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15793 * config/vxworks.h (vxworks_override_options): Declare.
15794 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15795 * config/vxworks.c: Include target.h and toplev.h.
15796 (vxworks_override_options): New function.
15797 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15799 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15801 * config/s390/s390.c (override_options): Don't emit an error when
15802 -mstack-size is used without providing -mstack-guard.
15803 (s390_emit_prologue): Choose stack_guard value automatically if not
15804 provided via command line.
15805 * doc/invoke.texi: Adjust description of -mstack-guard and
15808 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15810 * config/i386/i386.c (output_set_got): Add a GOT initialization
15811 sequence for VxWorks PIC.
15812 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
15813 around labels as well as symbols. Use gotoff_operand instead
15814 of local_symbolic_operand.
15815 (legitimize_pic_address): Use gotoff_operand instead of
15816 local_symbolic_operand. Use @GOT accesses for labels as
15818 (ix86_output_addr_diff_elt): Use PC-relative rather than
15819 GP-relative offsets for VxWorks PIC.
15820 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
15821 no_new_pseudos. Check whether the returned register is op0.
15822 * config/i386/i386.md (tablejump): Use PC-relative rather than
15823 GP-relative offsets for VxWorks PIC.
15824 * config/i386/predicates.md (gotoff_operand): New predicate.
15826 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15828 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
15830 * config/vxworks-dummy.h: New file.
15831 * config/i386/i386.h: Include it.
15833 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
15835 * dwarf2out.c (is_inlined_entry_point): New
15836 (add_high_low_attributes): Emit DW_AT_entry_pc along with
15837 DW_AT_ranges if the first subblock is the entry point.
15839 2007-03-06 David Daney <ddaney@avtrex.com>
15841 * doc/install.texi (mips-*-*): Change recommended binutils
15844 2007-03-06 Anatoly Sokolov <aesok@post.ru>
15846 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
15847 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
15849 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15850 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15852 2007-03-06 Jan Hubicka <jh@suse.cz>
15854 * errors.h (warning, error, fatal, internal_error): Mark as cold.
15855 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
15857 (probably_cold_bb_p): Cold functions are cold.
15858 (probably_never_executed_bb_p): Cold functions are cold.
15859 (tree_bb_level_predictions): Predict calls to cold functions as not
15861 (compute_function_frequency): Check hot/cold attributes.
15862 * function.h (function_frequency): Update comments.
15863 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
15864 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
15865 (c_common_att): Add cold and hot.
15867 * doc/extend.texi (hot,cold attributes): Document.
15869 2007-03-06 Andrew Haley <aph@redhat.com>
15871 * function.c (expand_function_end): Move blockage to just after we
15872 emit the label for the naked return from the function.
15874 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15876 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
15879 2007-03-06 Jan Hubicka <jh@suse.cz>
15881 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
15882 loaded for constant large models. Non-large 64bit PIC can do.
15883 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
15884 * cmodel.h: Add LARGE PIC.
15885 * i386.md (UNSPEC_PLTOFF): New.
15886 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
15888 (*call_1_rex64): Disable for large models.
15889 (*call_1_rex64_large): New.
15890 (*call_value_1_rex64): Disable for large models.
15891 (*call_value_1_rex64_large): New.
15892 (set_rip_rex4): New.
15893 (set_got_offset_rex64): New.
15894 * predicates.md (constant_call_address_operand): For large model
15895 constant calls are not possible.
15896 * i386-protos.h (construct_plt_address): Declare.
15897 * i386.c (override_options): Accept large models.
15898 (ix86_expand_prologue): Expand large PIC GOT pointer load.
15899 (legitimate_constant_p): Add new UNSPECs.
15900 (legitimate_pic_operand_p): Likewise.
15901 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
15902 (legitimize_pic_address): Do easy RIP relative way for TLS only for
15904 (output_pic_addr_const): Add PLTOFF.
15905 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
15906 (ix86_expand_move): Legitimize pic address when in PIC mode.
15907 (construct_plt_address): New function.
15908 (ix86_expand_call): Offload the address to register and use GOT
15909 pointer for large model.
15910 * invoke.texi (mcmodel=large): Update documentation.
15912 2007-03-06 Richard Henderson <rth@redhat.com>
15914 * config/i386/i386.c (x86_use_leave, x86_push_memory,
15915 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
15916 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
15917 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
15918 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
15919 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
15920 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
15921 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
15922 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
15923 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
15924 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15925 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
15926 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15927 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15928 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
15929 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
15930 x86_schedule, x86_use_bt, x86_pad_returns,
15931 x86_use_xchgb): Merge into ...
15932 (ix86_tune_features): ... here. New array.
15933 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15934 x86_bswap): Merge into ...
15935 (ix86_arch_features): ... here. New array.
15936 (x86_3dnow_a): Remove.
15937 (x86_accumulate_outgoing_args): Make static.
15938 (x86_arch_always_fancy_math_387): Make static.
15939 (ix86_tune_mask, ix86_arch_mask): Move ...
15940 (override_options): ... to local variables here. Apply the
15941 appropriate mask to each element of ix86_arch_features and
15942 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
15943 as were done in the old macros.
15944 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
15945 * config/i386/i386.h (x86_use_leave, x86_push_memory,
15946 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
15947 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
15948 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
15949 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
15950 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
15951 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
15952 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
15953 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
15954 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
15955 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15956 x86_accumulate_outgoing_args, x86_prologue_using_move,
15957 x86_epilogue_using_move, x86_decompose_lea,
15958 x86_arch_always_fancy_math_387, x86_shift1,
15959 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15960 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15961 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
15962 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15963 x86_use_incdec, x86_pad_returns, x86_bswap,
15964 x86_partial_flag_reg_stall): Remove.
15965 (enum ix86_tune_indices): New.
15966 (ix86_tune_features): New.
15967 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
15968 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
15969 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
15970 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
15971 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
15972 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
15973 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
15974 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
15975 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
15976 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
15977 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
15978 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
15979 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
15980 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
15981 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
15982 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
15983 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
15984 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
15985 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
15986 TARGET_EXT_80387_CONSTANTS): Use it.
15987 (enum ix86_arch_indices): New.
15988 (ix86_arch_features): New.
15989 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
15990 TARGET_BSWAP): Use it.
15991 (ix86_tune_mask, ix86_arch_mask): Remove.
15993 2007-03-06 Joseph Myers <joseph@codesourcery.com>
15996 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
15997 Define using $${sysroot_headers_suffix}.
15998 * configure: Regenerate.
15999 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16000 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16002 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16003 * gcc.c (print_sysroot_headers_suffix): New.
16004 (option_map): Include --print-sysroot-headers-suffix.
16005 (display_help): Mention -print-sysroot-headers-suffix.
16006 (process_command): Handle -print-sysroot-headers-suffix.
16007 (do_spec_1): Append multilib directory to include-fixed path if
16008 sysroot suffixes in use.
16009 (main): Handle -print-sysroot-headers-suffix.
16010 * Makefile.in (start.encap): Don't depend on xlimits.h
16011 (xlimits.h): Remove.
16012 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16013 limits.h for each multilib in fixinc_list.
16014 (fixinc_list, s-fixinc_list): New.
16015 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16016 generate them for each multilib in fixinc_list.
16017 (stmp-fixproto): Use include-fixed. Run fixproto for each
16018 multilib in fixinc_list.
16019 (mostlyclean): Don't remove xlimits.h.
16020 (clean): Remove include-fixed.
16021 (real-install-headers-tar, real-install-headers-cpio,
16022 real-install-headers-cp): Don't copy include, only include-fixed.
16023 (install-mkheaders): Depend on fixinc_list. Don't depend on
16024 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16025 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16026 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16028 2007-03-06 Jan Hubicka <jh@suse.cz>
16030 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16033 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16035 * configure.ac: Allow tm_file to contain build-directory files.
16036 * configure: Regenerate.
16037 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16038 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16039 * config/m68k/print-sysroot-suffix.sh: New file.
16041 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16043 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16044 of pic_offset_table_rtx if reload_completed.
16045 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16046 PIC_OFFSET_TABLE_REGNUM.
16047 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16049 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16050 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
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 call eh_return.
16057 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16059 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16060 functions that need a constant pool.
16062 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16065 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16066 (m68k_preferred_reload_class): Likewise.
16067 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16068 (SECONDARY_RELOAD_CLASS): Define.
16069 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16070 (LIMIT_RELOAD_CLASS): Delete.
16071 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16072 registers from storing bytes.
16073 (m68k_secondary_reload_class): New function.
16074 (m68k_preferred_reload_class): Likewise.
16076 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16078 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16080 (m68k_expand_prologue): Likewise.
16082 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16084 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16085 (mips_expand_epilogue): Add a bool parameter.
16086 (m68k_legitimize_sibcall_address): Declare.
16087 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16088 (m68k_expand_epilogue): Add a parameter to select between sibling
16089 and normal epilogues. Only generate a return for the latter.
16090 (m68k_ok_for_sibcall_p): New function.
16091 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16092 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16093 (sibcall_value, *sibcall_value): Likewise.
16094 (*call, *call_value): Require !SIBLING_CALL_P.
16095 (epilogue): Update call to m68k_expand_epilogue.
16096 (sibcall_epilogue): New pattern.
16097 * config/m68k/predicates.md (const_call_operand): Say that this
16098 predicate applies to sibling calls too.
16099 (sibcall_operand): New predicate.
16101 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16103 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16104 alternatives as movsi_cf.
16105 (movsf_cf_hard): Add commentary.
16107 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16108 Richard Sandiford <richard@codesourcery.com>
16110 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16111 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16112 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16113 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16114 as being live on exit from an interrupt function.
16115 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16116 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16117 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16118 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16119 (m68k_interrupt_function_p): Globalize.
16120 (m68k_compute_frame_layout): Remove reverse mask code.
16121 (m68k_emit_movem, m68k_set_frame_related): New functions.
16122 (m68k_output_function_prologue): Delete in favor of...
16123 (m68k_expand_prologue): ...this new function.
16124 (m68k_output_function_epilogue): Delete in favor of...
16125 (m68k_expand_epilogue): ...this new function.
16126 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16128 (print_operand): Handle %?.
16129 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16130 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16131 (prologue, epilogue): New patterns.
16132 (return): Turn into a define_expand.
16133 (*return): New pattern, derived from old "return" pattern. Use rte
16134 rather than rts for interrupt functions. Only use rtd if the pop
16136 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16137 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16138 (link, *link, unlink, *unlink, load_got): Likewise.
16140 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16144 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16145 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16146 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16147 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16148 and m68k_matches_u_p.
16149 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16150 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16151 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16152 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16153 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16154 (REG_STRICT_P): New macro.
16155 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16156 PCREL_GENERAL_OPERAND_OK.
16157 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16158 m68k_legitimate_base_reg_p.
16159 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16160 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16161 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16162 * config/m68k/m68k.c (m68k_address): New structure.
16163 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16164 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16165 (m68k_jump_table_ref_p, m68k_decompose_address)
16166 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16167 (m68k_matches_u_p): New functions.
16168 (print_operand_address): Rewrite to use m68k_decompose_index.
16170 2007-03-05 David Taylor <dtaylor@emc.com>
16172 * gcc.c: Correct copyright date in --version output.
16174 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16176 * pa.md: In unamed move patterns, disparge copies between general
16177 and floating point registers using '?' modifier. Don't include 'f'
16178 constraint for register preferences in DImode, SImode, HImode and
16179 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16180 Remove constraints for copies between general and floating registers
16181 in soft-float DFmode pattern.
16182 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16186 2007-03-05 Mike Stump <mrs@apple.com>
16188 * c-common.c (targetcm): Add.
16189 * c-opts.c (c_common_handle_option): Handle language specific
16191 * opts.c (handle_option): Verify language for target options, if
16193 * opth-gen.awk: Add CL_LANG_ALL.
16194 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16195 (TARGETCM_INITIALIZER): Add.
16196 * target.h (struct gcc_targetcm): Add.
16198 * targhooks.c (default_handle_c_option): Add.
16199 * targhooks.h (default_handle_c_option): Add.
16200 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16202 * config/darwin.opt (iframework): Add.
16203 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16204 * config/darwin-c.c (handle_c_option): Add.
16205 (TARGET_HANDLE_C_OPTION): Add.
16207 * doc/invoke.texi (Darwin Options): Add -iframework.
16209 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16211 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16214 2007-03-05 Ian Lance Taylor <iant@google.com>
16216 * c.opt (fgnu89-inline): New option.
16217 * c-opts.c (c_common_post_options): Set default value for
16219 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16220 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16222 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16223 (grokdeclarator, start_function): Likewise.
16224 * c-cppbuiltin.c (c_cpp_builtins): Define either
16225 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16226 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16227 (C Dialect Options): Document -fgnu89-inline.
16228 * doc/extend.texi (Function Attributes): Explain what the
16229 gnu_inline attribute does.
16230 * doc/cpp.texi (Common Predefined Macros): Document
16231 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16233 2007-03-05 Ian Lance Taylor <iant@google.com>
16235 PR tree-optimization/31034
16236 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16237 half-range if the other side is an overflow infinity.
16239 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16241 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16242 (bfin*-linux-uclibc*): New configuration.
16243 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16245 * config/bfin/linux.h: New file.
16246 * config/bfin/libgcc-bfin.ver: New file.
16247 * config/bfin/t-bfin-uclinux: New file.
16248 * config/bfin/t-bfin-linux: New file.
16249 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16250 (TARGET_OS_CPP_BUILTINS): New macro.
16252 2007-03-05 Richard Guenther <rguenther@suse.de>
16254 * fold-const.c (fold_binary): Remove duplicate folding
16255 of comparison of non-null ADDR_EXPR against null.
16257 2007-03-05 Richard Guenther <rguenther@suse.de>
16258 Dorit Nuzman <dorit@il.ibm.com>
16260 PR tree-optimization/26420
16261 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16262 are no loops in the function. Only print the number of
16263 vectorized loops if it is greater than zero or we are supposed
16264 to print information about unvectorized loops.
16266 2007-03-05 Revital Eres <eres@il.ibm.com>
16268 * gcc.dg/var-expand1.c: New test.
16269 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16270 when an accumulator is expanded.
16272 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16275 * c-common.c (convert_and_check): Don't give warnings for
16276 conversion if 'expr' already overflowed.
16278 2007-03-04 Roger Sayle <roger@eyesopen.com>
16280 PR middle-end/30744
16281 * fold-const.c (fold_comparison): Enforce type consistency when
16282 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16284 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16286 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16287 containing a cast to the base of TARGET_MEM_REF.
16289 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16291 * tree.c (tree_contains_struct_check_failed): Remove spurious
16292 whitespace from error message.
16294 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16297 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16298 instead of precision.
16300 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16301 Nathan Sidwell <nathan@codesourcery.com>
16303 * emit-rtl.c (find_auto_inc): New.
16304 (try_split): recreate REG_INC notes,
16305 Use regular for loops rather than whiles.
16307 2007-03-03 Andreas Schwab <schwab@suse.de>
16309 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16310 * configure: Regenerate.
16312 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16314 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16315 flag_rounding_math, not flag_unsafe_math_optimizations.
16317 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16319 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16320 alpha_fold_vector_minmax): Likewise.
16321 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16322 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16324 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16326 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16327 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16328 if the lhs has side-effects.
16329 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16331 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16333 * config/i386/i386.h (TUNEMASK): Remove define.
16334 (ARCHMASK): Remove define.
16335 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16336 Use ix86_arch_mask variable instead of ARCHMASK.
16337 * config/i386/i386.c (override_options): Ditto.
16338 (standard_80387_constant_p): Ditto.
16340 2007-03-02 Ian Lance Taylor <iant@google.com>
16342 Used signed infinities in VRP.
16343 * tree-vrp.c (uses_overflow_infinity): New static function.
16344 (supports_overflow_infinity): New static function.
16345 (make_overflow_infinity): New static function.
16346 (negative_overflow_infinity): New static function.
16347 (positive_overflow_infinity): New static function.
16348 (is_negative_overflow_infinity): New static function.
16349 (is_positive_overflow_infinity): New static function.
16350 (is_overflow_infinity): New static function.
16351 (overflow_infinity_range_p): New static function.
16352 (compare_values_warnv): New function split out of compare_values.
16353 (compare_value): Call it.
16354 (set_value_range_to_nonnegative): Add overflow_infinity
16355 parameter. Change caller.
16356 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16358 (vrp_expr_computes_nonzero): Likewise.
16359 (compare_ranges, compare_range_with_value): Likewise.
16360 (compare_name_with_value, compare_names): Likewise.
16361 (vrp_evaluate_conditional): Likewise.
16362 (set_value_range): Handle infinity
16363 (vrp_operand_equal_p, operand_less_p): Likewise.
16364 (extract_range_from_assert): Likewise.
16365 (vrp_int_const_binop): Likewise.
16366 (extract_range_from_binary_expr): Likewise.
16367 (extract_range_from_unary_expr): Likewise.
16368 (extract_range_from_comparison): Likewise.
16369 (extract_range_from_expr): Likewise.
16370 (dump_value_range): Likewise.
16371 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16372 (test_for_singularity): Likewise.
16373 (vrp_int_const_binop): Remove inline qualifier.
16374 (adjust_range_with_scev): Add comment.
16375 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16377 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16379 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16380 (get_constraint_for): Likewise.
16381 (do_structure_copy): Likewise.
16382 (find_func_aliases): Fix references to MODIFY_EXPR.
16383 (intra_create_variable_infos): Tidy.
16384 * tree-ssa-operands.c (add_virtual_operand): Add argument
16386 When adding members of alias sets, if IS_CALL_SITE is true and
16387 the symbol is not call-clobbered, skip it.
16388 Adjust all callers.
16390 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16392 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16393 entry by means of emit_insn_at_entry.
16395 2007-03-02 Richard Henderson <rth@redhat.com>
16397 * expr.h (promoted_input_arg): Remove decl.
16398 * function.c (promoted_input_arg): Merge into ...
16399 * combine.c (setup_incoming_promotions): ... only caller.
16400 Rearrange to avoid double loop.
16402 2007-03-02 Ben Elliston <bje@au.ibm.com>
16403 Peter Bergner <bergner@vnet.ibm.com>
16404 Janis Johnson <janis187@us.ibm.com>
16406 * config/rs6000/dfp.md: New file.
16407 * config/rs6000/rs6000.md: Include dfp.md.
16408 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16409 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16410 and TDmode decimal float modes in FP registers.
16411 (num_insns_constant): Likewise.
16412 (rs6000_legitimate_offset_address_p): Likewise.
16413 (rs6000_legitimize_address): Likewise.
16414 (rs6000_legitimize_reload_address): Likewise.
16415 (rs6000_legitimate_address): Likewise.
16416 (rs6000_emit_move): Likewise.
16417 (function_arg_boundary): Likewise.
16418 (function_arg_advance): Likewise.
16419 (rs6000_darwin64_record_arg_recurse): Likewise.
16420 (function_arg): Likewise.
16421 (rs6000_gimplify_va_arg): Likewise.
16422 (rs6000_split_multireg_move): Likewise.
16423 (rs6000_output_function_epilogue): Likewise.
16424 (rs6000_output_function_epilogue): Likewise.
16425 (rs6000_register_move_cost): Likewise.
16426 (rs6000_function_value): Likewise.
16427 (rs6000_libcall_value): Likewise.
16429 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16431 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16433 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16435 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16436 Use $MULTIDIR to choose between the kernel and RTP headers,
16437 and use $WIND_BASE and $WIND_USR to locate them.
16439 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16441 * config/i386/i386.c (override_options): Put initialization of
16442 ix86_tune_mask and ix86_arch_mask to the correct place.
16444 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16445 Michael Meissner <michael.meissner@amd.com>
16448 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16449 (ARCHMASK): Define.
16450 (TARGET_CMOVE): Use ARCHMASK.
16451 (TARGET_CMPXCHG): Ditto.
16452 (TARGET_CMPXCHG8B): Ditto.
16453 (TARGET_XADD): Ditto.
16454 (TARGET_BSWAP): Ditto.
16455 * config/i386/i386.c (ix86_tune_mask): New global variable.
16456 (ix86_arch_mask): Ditto.
16457 (override_options): Initialize ix86_tune_mask and
16458 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16461 2007-03-02 Ben Elliston <bje@au.ibm.com>
16464 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16466 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16468 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16469 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16470 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16471 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16473 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16474 rs6000_init_dwarf_reg_sizes_extra): New.
16475 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16476 SPE register high parts.
16478 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16480 * Makefile.in: Add install-pdf target as
16481 copied from automake v1.10 rules.
16482 * configure.ac: Add install-pdf to target list.
16483 * configure: Regenerate.
16485 2007-03-01 Paul Brook <paul@codesourcery.com>
16487 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16488 modes to LDRD for DImode.
16489 (output_move_double): Fixup out of range ldrd/strd.
16490 (vfp_secondary_reload_class): Rename...
16491 (coproc_secondary_reload_class): ... to this. Add wb argument.
16492 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16493 coproc_secondary_reload_class for CLASS_IWMMXT.
16494 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16495 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16497 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16499 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16500 unroll factor by the estimated number of iterations.
16501 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16502 than prefetch latency.
16504 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16505 decode_caches_intel, detect_caches_intel): New functions.
16506 (host_detect_local_cpu): Use detect_caches_amd and
16507 detect_caches_intel.
16509 2007-03-01 Richard Henderson <rth@redhat.com>
16511 * expr.c (emit_move_complex_push): Export.
16512 (emit_move_complex_parts): Split out from ...
16513 (emit_move_complex): ... here.
16514 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16515 * config/i386/i386.md (movcdi): New.
16517 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16519 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16520 size of mode1 to check for tieable modes in MMX case.
16522 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16524 * Makefile.in (rtlanal.o): Depend on tree.h.
16525 * rtl.h (offset_within_section_p, split_const): Declare.
16526 * rtlanal.c: Include tree.h.
16527 (offset_within_block_p): New function, taken from
16528 mips_offset_within_object_p.
16529 (split_const): New function, taken from mips_split_const.
16530 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16532 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16533 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16534 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16535 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16536 (m68k_illegitimate_symbolic_constant_p): New function.
16537 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16538 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16539 symbolic constant that might be outside the symbol's section,
16540 move the symbol first and then add the offset.
16541 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16543 * config/mips/mips.c (mips_split_const): Delete.
16544 (mips_offset_within_object_p): Delete.
16545 (mips_symbolic_constant_p): Use offset_within_section_p and
16546 split_const instead of mips_offset_within_object_p and
16548 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16549 (mips_legitimize_const_move, print_operand_reloc)
16550 (mips_dangerous_for_la25_p): Use split_const instead of
16553 2007-02-28 Eric Christopher <echristo@apple.com>
16555 * Makefile.in (install-include-dir): Don't rm -rf include.
16557 2007-02-28 Richard Guenther <rguenther@suse.de>
16559 PR middle-end/30364
16560 * fold-const.c (fold_binary): Do not associate expressions
16561 with more than one variable for integer types that do not wrap.
16563 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16565 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16566 Delete, and replace with...
16567 (fold_builtin_call_array): This. Update callers to use it.
16568 * fold-const.c (fold_build_call_list): Delete, and replace with...
16569 (fold_build_call_array): This.
16570 (fold_build_call_list_initializer): Delete, and replace with...
16571 (fold_build_call_array_initializer): This.
16572 * tree.h: Update declarations to reflect above changes.
16574 * c-typeck.c (build_function_call): Store converted arguments
16575 in a stack-allocated array instead of building a list.
16576 (convert_arguments): Store arguments in the array passed in as an
16577 argument, and return the actual number of arguments.
16578 * c-format.c: (check_function_format): Pass arguments in an
16579 array instead of a list.
16580 * c-common.c (check_function_nonnull): Likewise.
16581 (check_function_sentinel): Likewise.
16582 (check_function_arguments): Likewise.
16583 * c-common.h: Update declarations to reflect above changes.
16585 2007-02-28 Jan Hubicka <jh@suse.cz>
16587 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16588 PRED_NEGATIVE_RETURN): Update outcomes.
16590 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16592 * calls.c (emit_library_call_value_1): Handle partial registers
16593 correctly when building up CALL_INSN_FUNCTION_USAGE.
16595 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16597 * pa/predicates.md (move_src_operand): Allow zero for mode.
16598 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16601 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16604 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16605 *movv2df_internal): Enable pattern only for valid operand
16607 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16608 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16610 2007-02-27 Mike Stump <mrs@apple.com>
16612 * config/darwin-crt3.c: Avoid compilation when compiling for a
16615 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16617 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16619 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16620 for fixed headers and limits.h.
16621 (install-include-dir, install-headers-tar, install-headers-cpio,
16622 install-headers-cp, real-install-headers-tar,
16623 real-install-headers-cpio, real-install-headers-cp): Handle
16624 include-fixed as well as include.
16625 (install-mkheaders): Don't install files that go only in include
16627 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16628 from GCC_INCLUDE_DIR.
16629 * gcc.c (process_command): Remove special -BstageN/ handling.
16630 (do_spec_1): Add include-fixed directories.
16632 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16634 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16636 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16638 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16641 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16643 * c-common.c (get_priority): Add check for
16644 SUPPORTS_INIT_PRIORITY.
16646 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16648 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16650 * config/bfin/bfin.c: Include "cfglayout.h".
16651 (MAX_LSETUP_DISTANCE): New macro.
16652 (struct loop_info): New members incoming, incoming_src and
16653 incoming_dest. Delete member predecessor.
16654 (length_for_loop): New function.
16655 (bfin_optimize_loop): Handle more different loop structures.
16656 (bfin_discover_loop): Rework detection of predecessor blocks by
16657 examining incoming edges.
16658 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16660 (bfin_reorder_loops): New function.
16661 (bfin_reorg_loops): Use these three new functions.
16663 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16664 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16665 (CONSTRAINT_LEN): Add entry for 'q'.
16666 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16667 Add 'q' constraints.
16668 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16669 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16671 * config/bfin/bfin.md (add_with_carry): New pattern.
16672 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16673 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16674 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16675 support unsigned multiplies too. Removed incorrect commutativity from
16676 operand 1 constraint where appropriate.
16677 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16679 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16680 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16682 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16683 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16684 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16685 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16686 usmulhisi_hh_huh): New patterns.
16688 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16689 lshifthi3): Fix output template to use half reg for operand 2.
16691 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16694 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16696 2007-02-27 Andreas Schwab <schwab@suse.de>
16698 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16700 2007-02-27 Jan Hubicka <jh@suse.cz>
16702 * predict.c (last_basic_block_p): Remove.
16703 (tree_estimate_probability): Update return heuristic for commonized
16706 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16708 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16710 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16712 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16713 * doc/cpp.texi: Standardize title page.
16714 * doc/cppinternals.texi: Likewise.
16715 * doc/gcc.texi: Standardize title page, remove version number
16716 from copyright page.
16717 * doc/gccint.texi: Likewise.
16718 * doc/install.texi: Standardize title page, add table of
16721 2007-02-26 Jan Hubicka <jh@suse.cz>
16723 * predict.def: Set outcomes according to more recent results.
16724 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16725 Remove dead predictors.
16726 * predict.c (return_prediction): Fix pasto.
16728 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16730 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16731 change; avoid a memory leak when returning early.
16733 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16735 * c-decl.c (static_ctors): Move to c-common.c.
16736 (static_dtors): Likewise.
16737 (finish_function): Use c_record_cdtor_fn.
16738 (build_cdtor): Move to c-common.c.
16739 (c_write_global_declarations): Use c_build_cdtor_fns.
16740 * c-common.h (static_ctors): Declare.
16741 (static_dtors): Likewise.
16742 (c_record_cdtor_fn): Likewise.
16743 (c_build_cdtor_fns): Likewise.
16744 * c-common.c (static_ctors): New variable.
16745 (static_dtors): Likewise.
16746 (c_record_cdtor_fn): New function.
16747 (build_cdtor): Move from c-decl.c
16748 (c_build_cdtor_fns): New function.
16750 * output.h (assemble_addr_to_section): Declare.
16751 (get_cdtor_priority_section): Likewise.
16752 * varasm.c (assemble_addr_to_section): New function.
16753 (get_cdtor_priority_section): Likewise.
16754 (default_named_section_asm_out_destructor): Use them.
16755 (destor_dtor_section_asm_out_destructor): Likewise.
16756 (default_named_section_asm_out_constructor): Likewise.
16757 (default_ctor_section_asm_out_constructor): Likewise.
16758 * config.gcc (*-*-vxworks*): Include vxworks.o.
16759 * config/t-vxworks (vxworks.o): New target.
16760 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16761 (TARGET_ASM_CONSTRUCTOR): Define.
16762 (TARGET_ASM_DESTRUCTOR): Likewise.
16763 (vxworks_asm_out_constructor): Declare.
16764 (vxworks_asm_out_destructor): Likewise.
16766 * c-common.c (get_priority): Check that we have not just an
16767 INTEGER_CST, but an integer constant with integeral type.
16769 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16771 PR tree-optimization/30938
16772 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16773 use &dt[nargs-1] instead of &dt[nargs] in the call to
16774 vect_is_simple_use().
16776 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16778 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16779 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16780 Do not attempt to handle MEM inside auto-inc expressions.
16781 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16782 of a register modified by an auto-inc expression. However, do handle
16783 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16784 (elimination_effects): Prohibit elimination of a register modified
16785 by an auto-inc expression. Disable register elimination rules whose
16786 target register is modified by an auto-inc expression with variable
16789 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16791 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16793 (array_at_struct_end_p): New function.
16794 (idx_infer_loop_bounds): Use it.
16795 (estimate_numbers_of_iterations_loop): Export.
16796 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16797 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16798 (tree_estimate_probability): Call record_loop_exits.
16799 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16800 (estimated_loop_iterations, estimated_loop_iterations_int,
16801 estimated_loop_iterations_tree): New functions.
16802 (analyze_siv_subscript_cst_affine,
16803 compute_overlap_steps_for_affine_1_2,
16804 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16805 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16806 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16807 (PRED_LOOP_ITERATIONS_GUESSED): New.
16808 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16809 * cfgloop.h (estimate_numbers_of_iterations_loop,
16810 estimated_loop_iterations_int): Declare.
16812 2007-02-25 Mark Mitchell <mark@codesourcery.com>
16814 * doc/extend.texi: Document optional priority argument to
16815 constructors and destructors.
16816 * tree.c (init_priority_for_decl): Adjust GTY markers.
16817 (init_ttree): Use priority-info hash functions for
16818 init_priority_for_decl.
16819 (tree_map_eq): Rename to ...
16820 (tree_map_base_eq): ... this.
16821 (tree_map_marked_p): Rename to ...
16822 (tree_map_base_marked_p): ... this.
16823 (tree_map_base_hash): New function.
16824 (decl_init_priority_lookup): Rework.
16825 (decl_fini_priority_lookup): New function.
16826 (decl_priority_info): New function.
16827 (decl_init_priority_insert): Use it.
16828 (decl_fini_priority_insert): Likewise.
16829 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
16831 (decl_restrict_base_insert): Likewise.
16832 (decl_debug_expr_insert): Likewise.
16833 (decl_value_expr_lookup): Likewise.
16834 (decl_value_expr_insert): Likewise.
16835 * tree.h (priority_type): New type.
16836 (decl_init_priority_lookup): Use priority_type.
16837 (decl_fini_priority_lookup): New function.
16838 (decl_init_priority_insert): Use priority_type.
16839 (decl_fini_priority_insert): New function.
16840 (DECL_HAS_INIT_PRIORITY): Tweak comments.
16841 (DECL_INIT_PRIORITY): Likewise.
16842 (SET_DECL_INIT_PRIORITY): Add comment.
16843 (DECL_FINI_PRIORITY): New macro.
16844 (SET_DECL_FINI_PRIORITY): Likewise.
16845 (DEFAULT_INIT_PRIORITY): Document.
16846 (MAX_INIT_PRIORITY): Likewise.
16847 (MAX_RESERVED_INIT_PRIORITY): Likewise.
16848 (tree_map_base): New type.
16849 (tree_map_base_eq): New function.
16850 (tree_map_base_hash): Likewise.
16851 (tree_map_base_marked_p): Likewise.
16852 (tree_map): Inherit from tree_map_base.
16853 (tree_map_eq): Make it a macro.
16854 (tree_map_marked_p): Likewise.
16855 (tree_int_map): Inherit from tree_map_base.
16856 (tree_int_map_eq): Make it a macro.
16857 (tree_int_map_hash): Likewise.
16858 (tree_int_map_marked_p): Likewise.
16859 (tree_priority_map): New type.
16860 (tree_priority_map_eq): New macro.
16861 (tree_priority_map_hash): Likewise.
16862 (tree_priority_map_marked_p): Likewise.
16863 * varasm.c (emults_decl): Adjust for refactoring of tree_map
16865 (emutls_common_1): Likewise.
16866 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
16867 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
16868 of tree_map hierarchy.
16869 * tree-cfg.c (move_stmt_r): Likewise.
16870 (new_label_mapper): Likewise.
16871 * c-tree.h (c_expand_body): Move to ...
16872 * c-common.h (c_expand_body): ... here.
16873 * c-decl.c (c_expand_body): Move to ...
16874 * c-common.c (c_expand_body): ... here.
16875 (c_common_attribute_table): Allow 1 argument for the constructor
16876 and destructor attributes.
16877 (get_priority): New function.
16878 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
16879 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
16881 2007-02-24 Jan Hubicka <jh@suse.cz>
16883 PR middle-end/30509
16884 * tree-inline.c (copy_bb): Produce exact copy of EH info when
16885 copying for inlining.
16887 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16888 Jan Hubicka <jh@suse.cz>
16891 * i386.c (counter_mode): New function.
16892 (expand_set_or_movmem_via_loop): Use it.
16893 (expand_movmem_epilogue): Likewise; fix pasto.
16894 (ix86_expand_movmem): Do emit guard even for constant counts.
16895 (ix86_expand_setmem): Likewise.
16897 2007-02-25 Nick Clifton <nickc@redhat.com>
16899 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
16900 (JUMP_TABLES_IN_TEXT_SECTION): Define.
16902 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16905 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
16906 count argument with 0x10, not with 0x16.
16907 (expand_setmem_epilogue): Ditto.
16909 2007-02-24 Mike Stump <mrs@apple.com>
16911 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
16914 2007-02-24 Richard Guenther <rguenther@suse.de>
16916 PR middle-end/30951
16917 * fold-const.c (fold_binary): Fold x +- CST op x for
16918 EQ_EXPR and NE_EXPR.
16920 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16922 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
16924 2007-02-24 Jan Hubicka <jh@suse.cz>
16926 * cgraphunit.c (decide_is_function_needed): Honor
16927 -fkeep-inline-functions.
16929 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16931 * builtins.c (fold_builtin_modf): New.
16932 (fold_builtin_2): Use it.
16934 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
16936 * loop-iv.c (implies_p): Detect additional cases where A implies B.
16937 (determine_max_iter): Take additional LOOP arg; all callers changed.
16938 Lose broken logic dealing with PLUS. Try to limit the upper bound by
16939 one using simplifications.
16940 (simplify_using_initial_values): Return if the expression becomes
16941 invalid due to altered regs.
16943 2007-02-23 DJ Delorie <dj@redhat.com>
16945 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
16947 2007-02-23 Mike Stump <mrs@apple.com>
16949 * tlink.c (scan_linker_output): Parse linker messages from
16950 darwin9's linker better.
16952 2007-02-23 Steve Ellcey <sje@cup.hp.com>
16955 * varpool.c (varpool_assemble_pending_decls): Set
16956 varpool_last_needed_node to null.
16958 2007-02-23 DJ Delorie <dj@redhat.com>
16960 * config/i386/i386.c (ix86_data_alignment): Don't specify an
16961 alignment bigger than the object file can handle.
16963 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
16966 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
16967 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
16968 (*movsf_1): Penalize MMX moves.
16970 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
16972 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
16973 2^32-1 or more times unless flag_unsafe_loop_optimizations.
16975 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
16977 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16979 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
16980 (fold_builtin_1): Use them.
16981 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16982 BUILT_IN_SIGNIFICAND.
16984 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
16986 * config/i386/i386.c (bdesc_1arg): Initialize
16987 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
16988 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
16989 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
16990 and IX86_BUILTIN_MOVSLDUP.
16992 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
16994 PR rtl-optimization/30841
16995 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
16997 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16999 * builtins.c (fold_builtin_frexp): New.
17000 (fold_builtin_2): Use it.
17002 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17004 * doc/invoke.texi (Spec Files): Document getenv spec function.
17006 * gcc.c (getenv_spec_function): New function.
17007 (static_spec_functions): Add it.
17008 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17009 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17012 2007-02-22 Michael Matz <matz@suse.de
17015 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17016 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17018 2007-02-22 Ian Lance Taylor <iant@google.com>
17021 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17022 (mem_loc_descriptor): Call it.
17024 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17025 Ira Rosen <irar@il.ibm.com>
17027 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17029 2007-02-22 Ira Rosen <irar@il.ibm.com>
17031 PR tree-optimization/30843
17032 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17033 stores only after all the group is vectorized.
17035 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17037 PR tree-optimization/30858
17038 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17039 in the reduction cycle have a single use in the loop.
17040 * tree-vectorizer.h (relevant): Add documentation.
17042 2007-02-20 Mike Stump <mrs@apple.com>
17044 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17045 * configure: Regenerate.
17047 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17049 Change the defaults of some parameters and options.
17050 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17051 * config/spu/spu.c (spu_optimization_options): Add.
17052 (spu_override_options): Change params in spu_optimization_options.
17053 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17055 Register 127 is only 16 byte aligned when used as a frame pointer.
17056 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17057 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17058 HARD_FRAME_POINTER_REGNUM.
17059 (spu_legitimate_address): Use regno_aligned_for_reload.
17060 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17061 aligned when frame_pointer_needed is true.
17062 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17064 * config/spu/spu.h (INIT_EXPANDERS): Define.
17066 Make sure shift and rotate instructions have valid immediate operands.
17067 * config/spu/predicates.md (spu_shift_operand): Remove.
17068 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17069 * config/spu/constraints.md (W, O): Extend range.
17070 * config/spu/spu.md (umask, nmask): Define.
17071 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17072 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17073 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17074 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17075 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17076 (lshr<mode>3_reg): Fix rtl description.
17078 Make sure mulhisi immediate operands are valid.
17079 * config/spu/predicates.md (imm_K_operand): Add.
17080 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17082 Generate constants using fsmbi and andi.
17083 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17084 (print_operand, spu_split_immediate, classify_immediate,
17085 fsmbi_const_p): Handle IC_FSMBI2.
17087 Correctly handle a CONST_VECTOR containing symbols.
17088 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17089 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17090 (immediate_load_p): Allow symbols that use 2 instructions to create.
17091 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17092 with symbols when flag_pic is set.
17093 (const_vector_immediate_p): New.
17094 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17095 accept a CONST_VECTOR with symbols.
17096 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17097 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17099 * config/spu/spu.md (high, low): Delete.
17100 (low_<mode>): Define.
17102 Remove INTRmode and INTR_REGNUM, which didn't work.
17103 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17105 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17106 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17107 peephole2 pattern): Don't use INTR or 131.
17108 (movintrcc): Delete.
17109 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17110 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17111 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17112 (UNSPEC_SET_INTR): Add.
17113 * config/spu/spu-modes.def (INTR): Remove.
17115 More accurate warnings about run-time relocations.
17116 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17118 Correctly warn about immediate arguments to specific intrinsics.
17119 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17120 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17121 the instruction predicate.
17123 Fix tree check errors with latest update.
17124 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17126 (spu_expand_builtin): Use CALL_EXPR_FN.
17128 Add missing specific intrinsics.
17129 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17131 * config/spu/spu_internals.h: Ditto.
17133 Fix incorrect operand modifiers.
17134 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17135 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17137 Optimize one case of zero_extend of a vec_select.
17138 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17140 Accept any immediate for hbr.
17141 * config/spu/spu.md (hbr): Change s constraints to i.
17143 2007-02-21 Paul Brook <paul@codesourcery.com>
17145 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17146 condexec_count when skipping USE and CLOBBER.
17148 2007-02-21 Nick Clifton <nickc@redhat.com>
17150 * common.opt (Warray-bounds): Add Warning attribute.
17151 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17153 (fsized-zeroes): Add Optimization attribute.
17154 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17155 * c.opt (Wc++0x-compat): Add Warning attribute.
17157 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17159 PR middle-end/30761
17160 * reload1.c (eliminate_regs_in_insn): In the single_set special
17161 case, attempt to re-recognize the insn before falling back to
17162 having reload fix it up.
17164 2007-02-20 Eric Christopher <echristo@gmail.com>
17166 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17167 Rewrite accordingly.
17168 (frv_read_iacc_argument): Ditto.
17169 (frv_expand_set_builtin): Take a call instead of arglist, update for
17171 (frv_expand_unop_builtin): Ditto.
17172 (frv_expand_binop_builtin): Ditto.
17173 (frv_expand_cut_builtin): Ditto.
17174 (frv_expand_binopimm_builtin): Ditto.
17175 (frv_expand_voidbinop_builtin): Ditto.
17176 (frv_expand_int_void2arg): Ditto.
17177 (frv_expand_prefetches): Ditto.
17178 (frv_expand_voidtriop_builtin): Ditto.
17179 (frv_expand_voidaccop_builtin): Ditto.
17180 (frv_expand_load_builtin): Ditto.
17181 (frv_expand_store_builtin): Ditto.
17182 (frv_expand_mdpackh_builtin): Ditto.
17183 (frv_expand_mclracc_builtin): Ditto.
17184 (frv_expand_mrdacc_builtin): Ditto.
17185 (frv_expand_mwtacc_builtin): Ditto.
17186 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17189 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17191 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17192 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17194 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17195 point instructions.
17196 * configure: Regenerate.
17197 * config.in: Regenerate.
17198 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17199 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17200 masks to power6 and power6x and to POWERPC_MASKS.
17201 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17203 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17204 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17205 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17206 Access PROTOTYPE as variable, not mask.
17208 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17210 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17211 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17212 * combine.c (adjust_for_new_dest): Use it.
17213 * postreload.c (reload_combine): Likewise.
17215 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17217 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17218 notes on an insn with multiple sets, even if single_set returns
17219 non-NULL for that insn.
17221 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17223 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17224 scalbn and scalbln.
17226 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17228 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17229 if user didn't pass it.
17230 * config/i386/darwin.h (CC1_SPEC): Likewise.
17231 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17232 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17233 -mmacosx-version-min.
17235 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17236 Uros Bizjak <ubizjak@gmail.com>
17238 * optabs.h (enum optab_index): Add new OTI_scalb.
17239 (scalb_optab): Define corresponding macro.
17240 * optabs.c (init_optabs): Initialize scalb_optab.
17241 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17243 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17244 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17245 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17246 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17247 flag_unsafe_math_optimizations is set.
17249 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17250 to implement scalbf, scalb and scalbl built-ins as inline x87
17253 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17254 DJ Delorie <dj@redhat.com>
17257 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17258 (diagnostic_report_diagnostic): ... here, and turn them into real
17259 errors. If warnings are inhibited, no need to do anything.
17261 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17263 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17264 better code generation.
17266 2007-02-20 Ben Elliston <bje@au.ibm.com>
17268 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17270 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17272 * config/alpha/alpha.c, config/alpha/alpha.md,
17273 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17274 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17275 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17276 config/arm/lib1funcs.asm: Follow spelling conventions.
17278 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17279 config/fr30/fr30.md, config/i386/i386.h,
17280 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17281 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17282 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17283 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17284 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17285 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17286 config/sparc/sparc.c, config/sparc/sparc.h,
17287 config/sparc/sparc.md, config/spu/constraints.md,
17288 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17291 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17294 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17297 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17299 * doc/invoke.texi (-ftree-lrs): Remove.
17301 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17303 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17306 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17308 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17309 new CALL_EXPR_FN macro for retrieving the function
17310 declaration of the input expression.
17312 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17314 * c.opt (Waddress): New.
17315 * common.opt (Walways-true): Delete.
17316 (Wstring-literal-comparison): Delete.
17317 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17318 -Wstring-literal-comparison. Add -Waddress.
17320 (Walways-true): Delete.
17321 (Wstring-literal-comparison): Delete.
17322 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17323 consistently instead of -Walways-true in example.
17324 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17325 * c-typeck.c (parser_build_binary_op): Replace
17326 -Wstring-literal-comparison and -Walways-true with -Waddress.
17327 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17330 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17332 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17333 without DECL_STRUCT_FUNCTION initialized.
17335 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17337 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17338 due to calls to functions taking pointers as parameters.
17340 2007-02-19 Richard Henderson <rth@redhat.com>
17343 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17346 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17348 * config/s390/s390.c (s390_call_saved_register_used,
17349 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17350 accessed to the new scheme.
17352 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17354 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17355 (cris_print_index, cris_print_operand, cris_print_operand_address)
17356 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17357 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17358 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17359 GET_CODE () == xxx.
17360 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17361 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17362 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17363 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17364 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17365 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17366 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17367 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17368 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17369 (uminsi3, call, call_value): Ditto.
17370 (define_split: indir_to_reg_split, unnamed): Ditto.
17372 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17374 PR tree-optimization/30975
17375 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17378 2007-02-18 Eric Christopher <echristo@gmail.com>
17380 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17381 Remove use of arglist.
17382 (mips_expand_builtin): Remove use of arglist, pass in expr.
17383 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17384 (mips_expand_builtin_movtf): Ditto.
17385 (mips_expand_builtin_compare): Ditto.
17387 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17389 * tree-sra.c (sra_build_assignment): Replace assertion
17390 checking with a comment explaining why it can't be done.
17392 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17394 PR middle-end/30833
17395 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17396 during CALL_EXPR representation conversion.
17397 * tree-ssa-propagate.c (set_rhs): Likewise.
17399 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17401 * tree-sra.c (sra_build_assignment): Disable assertion checking
17404 2007-02-18 Roger Sayle <roger@eyesopen.com>
17406 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17407 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17408 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17410 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17411 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17412 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17413 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17414 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17415 force_gimple_operand): Likewise.
17416 * ipa-cp.c (constant_val_insert): Likewise.
17417 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17418 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17419 perfect_nestify): Likewise.
17420 * langhooks.c (lhd_omp_assignment): Likewise.
17421 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17422 lower_copyprivate_clauses, lower_send_clauses,
17423 lower_send_shared_vars, expand_parallel_call,
17424 expand_omp_for_generic, expand_omp_for_static_nochunk,
17425 expand_omp_for_static_chunk, expand_omp_sections,
17426 lower_omp_single_copy, lower_omp_for_lastprivate,
17427 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17428 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17429 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17432 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17434 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17435 config/sh/sh.md: Follow spelling conventions.
17437 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17438 config/frv/predicates.md: Follow spelling conventions.
17440 * config/m68k/linux-unwind.h: Fix a comment typo.
17441 * target.h: Follow spelling conventions.
17443 2007-02-18 Roger Sayle <roger@eyesopen.com>
17445 PR rtl-optimization/28173
17446 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17447 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17448 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17449 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17450 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17452 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17454 * builtins.c (fold_builtin_load_exponent): New.
17455 (fold_builtin_2): Use it.
17457 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17459 PR rtl-optimization/30773
17460 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17461 if we fail to attach a REG_EQUIV note.
17463 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17464 Roger Sayle <roger@eyesopen.com>
17466 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17468 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17470 * calls.c (initialize_argument_information): Pass original EXP
17471 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17472 code to split complex arguments here, as part of initializing the
17474 (expand_call): Remove code that builds a list of arguments and
17475 inserts implicit arguments into it. Instead, just count how many
17476 implicit arguments there will be so we can determine the size of
17477 the ARGS array, and let initialize_argument_information do the work.
17478 (split_complex_values): Delete unused function.
17480 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17482 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17484 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17486 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17487 for arg pointer based indexed addressing.
17489 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17491 * config/ia64/ia64.h, config/ia64/ia64.md,
17492 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17493 spelling conventions.
17495 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17497 * config/m68k/m68k.c (split_di): New.
17498 * config/m68k/m68k-protos.h: Declare split_di.
17499 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17500 Improve predicate handling and split constant shifts.
17502 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17504 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17505 parameter for register bitfield operations, general predicates
17508 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17510 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17511 * config/m68k/linux-unwind.h: New file.
17513 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17515 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17516 config/i386/athlon.md, config/ia64/ia64.md,
17517 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17518 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17519 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17520 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17521 tree-vect-transform.c: Fix comment typos.
17523 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17525 * sched-deps.c (find_insn_list): Remove.
17526 * sched-int.h: Remove the prototype for find_insn_list.
17528 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17530 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17532 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17533 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17534 darwin_rs6000_override_options.
17535 (C_COMMON_OVERRIDE_OPTIONS): Expect
17536 darwin_macosx_version_min to be non-NULL always.
17537 (TARGET_C99_FUNCTIONS): Likewise.
17538 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17539 (DARWIN_MINVERSION_SPEC): New.
17540 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17541 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17543 (DARWIN_MINVERSION_SPEC): New.
17544 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17546 * config/darwin-c.c (darwin_cpp_builtins): Expect
17547 darwin_macosx_version_min to be non-NULL always.
17549 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17551 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17553 * config/i386/i386.h (x86_use_xchgb): New.
17554 (TARGET_USE_XCHGB): New macro.
17555 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17556 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17557 Split after reload into bswaphi for shifts of 8.
17558 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17559 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17560 or when optimizing for size.
17562 2007-02-16 Richard Guenther <rguenther@suse.de>
17563 Christian Bruel <christian.bruel@st.com>
17565 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17566 DECLs but prefer SSA_NAMEs over DECLs.
17568 2007-02-16 Richard Guenther <rguenther@suse.de>
17570 * tree-flow-inline.h (single_imm_use_p): Remove.
17571 (zero_imm_uses_p): Likewise.
17572 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17573 instead of single_imm_use_p.
17574 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17577 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17580 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17581 nested double- and backquotes.
17583 2007-02-15 Roger Sayle <roger@eyesopen.com>
17585 PR middle-end/30391
17586 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17587 should be unreachable.
17588 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17589 For the time being redirect GIMPLE_MODIFY_STMT to the new
17590 (renamed) build_gimple_modify_stmt_stat.
17591 (build2_gimple_stat): Rename to...
17592 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17593 Always build a GIMPLE_MODIFY_STMT node.
17594 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17595 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17598 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17599 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17600 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17601 expand_complex_div_wide): Likewise.
17602 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17603 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17604 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17605 * tree-ssa-loop-manip.c (create_iv): Likewise.
17606 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17607 abs_replacement): Likewise.
17608 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17609 realify_fake_stores): Likewise.
17611 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17612 node rather than a GIMPLE_MODIFY_STMT node.
17613 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17614 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17616 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17617 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17618 GIMPLE_MODIFY_STMT.
17620 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17622 PR middle-end/30433
17623 * fold-const.c (fold_comparison): Add back the
17624 folding of constant complex comparisions.
17626 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17628 PR middle-end/30729
17629 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17630 effects unknown to this function, return early.
17632 2007-02-15 Ian Lance Taylor <iant@google.com>
17634 * lower-subreg.c (move_eh_region_note): New static function.
17635 (resolve_simple_move): Call it.
17636 (decompose_multiword_subregs): Track blocks for which we resolve a
17637 simple move which is also a control flow insn. Pass them to
17638 find_many_sub_basic_blocks.
17639 (pass_lower_subreg): Add TODO_verify_flow.
17640 (pass_lower_subreg2): Likewise.
17642 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17643 Brooks Moses <brooks.moses@codesourcery.com>
17644 Lee Millward <lee.millward@codesourcery.com>
17646 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17647 (VL_EXP_CLASS_P): New.
17648 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17650 (TREE_OPERAND_CHECK_CODE): Likewise.
17651 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17652 (TREE_RTL_OPERAND_CHECK): Likewise.
17653 (tree_operand_check_failed): Make second parameter the whole tree
17654 instead of its code. Fixed callers.
17655 (VL_EXP_CHECK): New.
17656 (TREE_OPERAND_LENGTH): New.
17657 (VL_EXP_OPERAND_LENGTH): New.
17658 (CALL_EXPR_FN): New.
17659 (CALL_EXPR_STATIC_CHAIN): New.
17660 (CALL_EXPR_ARGS): New.
17661 (CALL_EXPR_ARG): New.
17662 (call_expr_nargs): New.
17663 (CALL_EXPR_ARGP): New.
17664 (build_nt_call_list): Declare.
17665 (build_vl_exp_stat): Declare.
17666 (build_vl_exp): New.
17667 (build_call_list): Declare.
17668 (build_call_nary): Declare.
17669 (build_call_valist): Declare.
17670 (build_call_array): Declare.
17671 (call_expr_arg): Declare.
17672 (call_expr_argp): Declare.
17673 (call_expr_arglist): Declare.
17674 (fold_build_call_list): Declare.
17675 (fold_build_call_list_initializer): Declare.
17676 (fold_call_expr): Declare to replace fold_builtin.
17677 (fold_builtin_fputs): Update to agree with modified definition.
17678 (fold_builtin_strcpy): Likewise.
17679 (fold_builtin_strncpy): Likewise.
17680 (fold_builtin_memory_chk): Likewise.
17681 (fold_builtin_stxcpy_chk): Likewise.
17682 (fold_builtin_strncpy_chk): Likewise.
17683 (fold_builtin_next_arg): Likewise.
17684 (fold_build_call_expr): Declare.
17685 (fold_builtin_call_list): Declare.
17686 (fold_builtin_call_valist): Declare.
17687 (build_call_expr): Declare.
17688 (validate_arglist): Update to agree with modified definition.
17689 (tree_operand_length): New.
17690 (call_expr_arg_iterator): New.
17691 (init_call_expr_arg_iterator): New.
17692 (next_call_expr_arg): New.
17693 (first_call_expr_arg): New.
17694 (more_call_expr_args_p): New.
17695 (FOR_EACH_CALL_EXPR_ARG): New.
17697 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17698 and tcc_gimple_stmt.
17699 (tree_code_size): Update documentation. Use sizeof (tree) rather
17700 than sizeof (char *).
17701 (tree_size): Likewise. Add case for tcc_vl_exp.
17702 (tree_node_structure): Add case for tcc_vl_exp.
17703 (contains_placeholder_p): Likewise.
17704 (substitute_in_expr): Likewise.
17705 (substitute_placeholder_in_expr): Likewise.
17706 (stabilize_reference_1): Likewise.
17707 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17708 to diagnose breakage of this interface for constructing CALL_EXPRs.
17709 (build_nt): Add similar assertion here.
17710 (build_nt_call_list): New.
17711 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17712 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17714 (get_callee_fndecl): Use new CALL_EXPR accessors.
17715 (tree_operand_check_failed): Change parameters to pass entire node
17716 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17717 (process_call_operands): New.
17718 (build_vl_exp_stat): New.
17719 (build_call_list): New.
17720 (build_call_nary): New.
17721 (build_call_valist): New.
17722 (build_call_array): New.
17723 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17724 (call_expr_arglist): New.
17726 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17727 tcc_vl_exp instead of a fixed-size tcc_expression.
17729 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17730 accessors for CALL_EXPRs.
17731 (AGGR_INIT_EXPR): Likewise.
17733 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17734 Brooks Moses <brooks.moses@codesourcery.com>
17735 Lee Millward <lee.millward@codesourcery.com>
17737 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17738 (expand_builtin_nonlocal_goto): Change parameter to be entire
17739 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17740 (expand_builtin_prefetch): Likewise.
17741 (expand_builtin_classify_type): Likewise.
17742 (mathfn_built_in): Return NULL_TREE instead of 0.
17743 (expand_errno_check): Use new CALL_EXPR accessors.
17744 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17745 Return NULL_RTX instead of 0.
17746 (expand_builtin_mathfn_2): Likewise.
17747 (expand_builtin_mathfn_3): Likewise.
17748 (expand_builtin_interclass_mathfn): Likewise.
17749 (expand_builtin_sincos): Likewise.
17750 (expand_builtin_cexpi): Likewise.
17751 (expand_builtin_int_roundingfn): Likewise.
17752 (expand_builtin_int_roundingfn_2): Likewise.
17753 (expand_builtin_pow): Likewise.
17754 (expand_builtin_powi): Likewise.
17755 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17756 of arglist, fixing callers appropriately. Use new CALL_EXPR
17757 accessors and constructors. Return NULL_RTX instead of 0.
17758 (expand_builtin_strstr): Likewise.
17759 (expand_builtin_strchr): Likewise.
17760 (expand_builtin_strrchr): Likewise.
17761 (expand_builtin_strpbrk): Likewise.
17762 (expand_builtin_memcpy): Likewise.
17763 (expand_builtin_mempcpy): Likewise.
17764 (expand_builtin_mempcpy_args): New.
17765 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17766 (expand_builtin_memmove_args): New.
17767 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17768 (expand_movstr): Likewise.
17769 (expand_builtin_strcpy): Likewise.
17770 (expand_builtin_strcpy_args): New.
17771 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17772 (expand_builtin_strncpy): Likewise.
17773 (expand_builtin_memset): Likewise.
17774 (expand_builtin_memset_args): New.
17775 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17776 (expand_builtin_memcmp): Likewise.
17777 (expand_builtin_strcmp): Likewise.
17778 (expand_builtin_strncmp): Likewise.
17779 (expand_builtin_strcat): Likewise.
17780 (expand_builtin_strncat): Likewise.
17781 (expand_builtin_strspn): Likewise.
17782 (expand_builtin_strcspn): Likewise.
17783 (expand_builtin_args_info): Likewise.
17784 (expand_builtin_va_start): Likewise.
17785 (gimplify_va_arg_expr): Likewise.
17786 (expand_builtin_va_end): Likewise.
17787 (expand_builtin_va_copy): Likewise.
17788 (expand_builtin_frame_address): Likewise.
17789 (expand_builtin_alloca): Likewise.
17790 (expand_builtin_bswap): Likewise.
17791 (expand_builtin_unop): Likewise.
17792 (expand_builtin_fputs): Likewise.
17793 (expand_builtin_expect): Likewise.
17794 (expand_builtin_fabs): Likewise.
17795 (expand_builtin_copysign): Likewise.
17796 (expand_builtin_printf): Likewise.
17797 (expand_builtin_fprintf): Likewise.
17798 (expand_builtin_sprintf): Likewise.
17799 (expand_builtin_init_trampoline): Likewise.
17800 (expand_builtin_signbit): Likewise.
17801 (expand_builtin_fork_or_exec): Likewise.
17802 (expand_builtin_sync_operation): Likewise.
17803 (expand_builtin_compare_and_swap): Likewise.
17804 (expand_builtin_lock_test_and_set): Likewise.
17805 (expand_builtin_lock_release): Likewise.
17806 (expand_builtin): Likewise.
17807 (builtin_mathfn_code): Likewise.
17809 (fold_builtin_constant_p): Pass call arguments individually instead
17810 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17811 accessors and constructors. Return NULL_TREE instead of 0.
17812 (fold_builtin_expect): Likewise.
17813 (fold_builtin_classify_type): Likewise.
17814 (fold_builtin_strlen): Likewise.
17815 (fold_builtin_nan): Likewise.
17816 (integer_valued_real_p): Likewise.
17817 (fold_trunc_transparent_mathfn): Likewise.
17818 (fold_fixed_mathfn): Likewise.
17819 (fold_builtin_cabs): Likewise.
17820 (fold_builtin_sqrt): Likewise.
17821 (fold_builtin_cbrt): Likewise.
17822 (fold_builtin_cos): Likewise.
17823 (fold_builtin_cosh): Likewise.
17824 (fold_builtin_tan): Likewise.
17825 (fold_builtin_sincos): Likewise.
17826 (fold_builtin_cexp): Likewise.
17827 (fold_builtin_trunc): Likewise.
17828 (fold_builtin_floor): Likewise.
17829 (fold_builtin_ceil): Likewise.
17830 (fold_builtin_round): Likewise.
17831 (fold_builtin_int_roundingfn): Likewise.
17832 (fold_builtin_bitop): Likewise.
17833 (fold_builtin_bswap): Likewise.
17834 (fold_builtin_logarithm): Likewise.
17835 (fold_builtin_hypot): Likewise.
17836 (fold_builtin_pow): Likewise.
17837 (fold_builtin_powi): Likewise.
17838 (fold_builtin_exponent): Likewise.
17839 (fold_builtin_memset): Likewise.
17840 (fold_builtin_bzero): Likewise.
17841 (fold_builtin_memory_op): Likewise.
17842 (fold_builtin_bcopy): Deleted; call site changed to invoke
17843 fold_builtin_memory_op directly.
17844 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
17845 (fold_builtin_strncpy): Likewise.
17846 (fold_builtin_memcmp): Likewise.
17847 (fold_builtin_strcmp): Likewise.
17848 (fold_builtin_strncmp): Likewise.
17849 (fold_builtin_signbit): Likewise.
17850 (fold_builtin_copysign): Likewise.
17851 (fold_builtin_isascii): Likewise.
17852 (fold_builtin_toascii): Likewise.
17853 (fold_builtin_isdigit): Likewise.
17854 (fold_builtin_fabs): Likewise.
17855 (fold_builtin_abs): Likewise.
17856 (fold_builtin_fmin_fmax): Likewise.
17857 (fold_builtin_carg): Likewise.
17858 (fold_builtin_classify): Likewise.
17859 (fold_builtin_unordered_cmp): Likewise.
17861 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
17862 New functions split out from fold_builtin_1.
17863 (fold_builtin_n): New.
17864 (fold_builtin_varargs): New.
17865 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
17867 (fold_call_expr): New.
17868 (build_function_call_expr): Rewrite to use new helper function.
17869 (fold_builtin_call_list): New.
17870 (build_call_expr): New.
17871 (fold_builtin_call_valist): New.
17872 (rewrite_call_expr): New.
17873 (validate_arg): New.
17874 (validate_arglist): Change parameter to be entire CALL_EXPR instead
17875 of an arglist. Change return type to bool. Use new CALL_EXPR
17878 (fold_builtin_strstr): Pass call arguments individually instead
17879 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17880 accessors and constructors. Return NULL_TREE instead of 0.
17881 (fold_builtin_strchr): Likewise.
17882 (fold_builtin_strrchr): Likewise.
17883 (fold_builtin_strpbrk): Likewise.
17884 (fold_builtin_strcat): Likewise.
17885 (fold_builtin_strncat): Likewise.
17886 (fold_builtin_strspn): Likewise.
17887 (fold_builtin_strcspn): Likewise.
17888 (fold_builtin_fputs): Likewise.
17889 (fold_builtin_next_arg): Likewise.
17890 (fold_builtin_sprintf): Likewise.
17892 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
17893 NULL_RTX instead of 0.
17894 (expand_builtin_memory_chk): Likewise.
17895 (maybe_emit_chk_warning): Likewise.
17896 (maybe_emit_sprintf_chk_warning): Likewise.
17898 (fold_builtin_object_size): Pass call arguments individually instead
17899 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17900 accessors and constructors. Return NULL_TREE instead of 0.
17901 (fold_builtin_memory_chk): Likewise.
17902 (fold_builtin_stxcpy_chk): Likewise.
17903 (fold_builtin_strncpy_chk): Likewise.
17904 (fold_builtin_strcat_chk): Likewise.
17905 (fold_builtin_strcat_chk): Likewise.
17906 (fold_builtin_strncat_chk): Likewise.
17907 (fold_builtin_sprintf_chk): Likewise.
17908 (fold_builtin_snprintf_chk): Likewise.
17909 (fold_builtin_printf): Likewise.
17910 (fold_builtin_vprintf): Likewise.
17912 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
17914 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
17915 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17916 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
17917 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
17918 (fold_unary): Likewise.
17919 (fold_binary): Likewise.
17920 (fold_ternary): Remove CALL_EXPR case, since they are no longer
17921 ternary expressions.
17922 (fold): Add logic for tcc_vl_exp.
17923 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
17924 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17925 (fold_build3_stat): Add assertion to flag broken interface for
17926 constructing CALL_EXPRs.
17927 (fold_build_call_list): New.
17928 (fold_build_call_list_initializer): New.
17929 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
17931 (fold_strip_sign_ops): Likewise.
17933 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17934 Brooks Moses <brooks.moses@codesourcery.com>
17935 Lee Millward <lee.millward@codesourcery.com>
17937 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
17938 accessors and dump arguments explicitly.
17940 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
17942 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
17944 (print_call_name): Use new CALL_EXPR accessors.
17946 * print-tree.c (print_node): Add case tcc_vl_exp. Print
17947 CALL_EXPR arguments explicitly instead of as a list. Use
17948 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17950 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
17951 (vrp_visit_stmt): Likewise.
17953 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
17954 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
17956 (force_move_till_expr): Likewise.
17958 * targhooks.c (default_external_stack_protect_fail): Use
17959 build_call_expr instead of build_function_call_expr.
17960 (default_hidden_stack_protect_fail): Likewise.
17962 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
17965 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
17966 and walk arguments explicitly.
17968 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
17969 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17970 (expand_simple_operations): Likewise.
17971 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
17973 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
17974 of TREE_CODE_LENGTH.
17975 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
17977 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
17978 instead of TREE_CODE_LENGTH.
17980 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
17981 (tree_ic_transform): Likewise.
17982 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
17983 parameter instead of arglist. Fix callers.
17984 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
17985 (tree_stringops_transform): Likewise.
17986 (tree_indirect_call_to_profile): Likewise.
17987 (tree_stringops_values_to_profile): Likewise.
17989 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
17990 (eliminate_tail_call): Likewise.
17992 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
17994 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17995 Use TREE_OPERAND_LENGTH and generalize to handle any number of
17997 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
17999 * omp-low.c (build_omp_barrier): Use build_call_expr.
18000 (lower_rec_input_clauses): Likewise.
18001 (lower_reduction_clauses): Likewise.
18002 (expand_parallel_call): Likewise.
18003 (maybe_catch_exception): Likewise.
18004 (expand_omp_for_generic): Likewise.
18005 (expand_omp_for_static_nochunk): Likewise.
18006 (expand_omp_sections): Likewise.
18007 (lower_omp_single_simple): Likewise.
18008 (lower_omp_single_copy): Likewise.
18009 (lower_omp_master): Likewise.
18010 (lower_omp_ordered): Likewise.
18011 (lower_omp_critical): Likewise.
18013 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18014 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18016 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18017 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18018 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18020 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18021 and generalize to handle any number of operands.
18022 (chrec_contains_undetermined): Likewise.
18023 (tree_contains_chrecs): Likewise.
18024 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18026 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18028 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18029 fold_call_expr instead of fold_builtin.
18030 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18031 match declarations there.
18032 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18035 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18036 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18038 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18039 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18041 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18044 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18045 (execute_cse_sincos): Use new CALL_EXPR accessors.
18047 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18049 * gimple-low.c (lower_function_body): Use build_call_expr.
18050 (lower_builtin_setjmp): Likewise.
18052 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18053 (set_storage_via_libcall): Likewise.
18054 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18055 instead of TREE_CODE_LENGTH.
18056 (expand_expr_real_1): Use new CALL_EXPR accessors.
18058 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18059 generalize to handle any number of operands.
18060 (TB_parent_eq): Likewise.
18062 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18063 (strip_builtin_expect): Likewise.
18065 * function.c (gimplify_parameters): Use build_call_expr.
18067 * tree-vectorizer.c (vect_is_simple_reduction): Use
18068 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18070 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18071 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18073 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18076 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18077 (gimplify_decl_expr): Likewise.
18078 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18079 Use new CALL_EXPR iterators.
18080 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18081 (gimplify_modify_expr_to_memset): Likewise.
18082 (gimplify_variable_sized_compare): Likewise.
18083 (gimplify_omp_atomic_fetch_op): Likewise.
18084 (gimplify_omp_atomic_pipeline): Likewise.
18085 (gimplify_omp_atomic_mutex): Likewise.
18086 (gimplify_function_tree): Likewise.
18088 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18089 (call_expr_flags): Likewise.
18090 (expand_call): Likewise.
18092 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18093 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18096 * coverage.c (create_coverage): Use build_call_expr.
18098 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18099 (temp_call_expr_obstack): New.
18100 (pool_copy_list): Delete.
18101 (temp_copy_call_expr): New.
18102 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18103 CALL_EXPR accessors. Get rid of special goo for copying argument
18104 lists and use temp_copy_call_expr instead.
18105 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18106 CALL_EXPR accessors.
18107 (create_expression_by_pieces): Likewise. Use build_call_array
18108 to construct the result instead of fold_build3.
18109 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18110 dealing with argument lists.
18111 (init_pre): Remove references to expression_node_pool and
18112 list_node_pool. Init temp_call_expr_obstack instead.
18113 (fini_pre): Remove references to expression_node_pool and
18116 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18117 and walk arguments explicitly instead of as a list.
18119 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18120 (mx_register_decls): Likewise.
18121 (mudflap_register_call): Likewise.
18122 (mudflap_finish_file): Likewise.
18124 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18125 (ipa_callsite_compute_param): Likewise.
18127 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18128 accessors and constructor.
18130 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18131 accessors and constructor.
18132 (convert_tramp_reference): Likewise.
18133 (convert_call_expr): Likewise.
18134 (finalize_nesting_tree_1): Likewise.
18136 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18139 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18141 * tree-inline.c (initialize_inlined_parameters): Pass entire
18142 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18144 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18145 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18147 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18148 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18149 (vectorizable_reduction): Likewise.
18150 (vectorizable_call): Use new CALL_EXPR iterators.
18151 (vectorizable_conversion): Use build_call_expr.
18152 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18153 (vect_gen_widened_results_half): Use build_call_expr.
18154 (vect_setup_realignment): Likewise.
18155 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18157 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18158 (pass_through_call): Likewise.
18159 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18162 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18163 (tree_gen_pow2_profiler): Likewise.
18164 (tree_gen_one_value_profiler): Likewise.
18165 (tree_gen_ic_func_profiler): Likewise.
18166 (tree_gen_average_profiler): Likewise.
18167 (tree_gen_ior_profiler): Likewise.
18169 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18170 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18171 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18173 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18174 of TREE_CODE_LENGTH.
18176 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18177 of TREE_CODE_LENGTH.
18179 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18181 (convert_to_integer): Likewise.
18183 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18186 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18187 Brooks Moses <brooks.moses@codesourcery.com>
18188 Lee Millward <lee.millward@codesourcery.com>
18190 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18192 * config/frv/frv.c (frv_expand_builtin): Likewise.
18193 * config/s390/s390.c (s390_expand_builtin): Likewise.
18195 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18196 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18198 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18199 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18200 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18201 (ix86_expand_store_builtin): Likewise.
18202 (ix86_expand_unop_builtin): Likewise.
18203 (ix86_expand_unop1_builtin): Likewise.
18204 (ix86_expand_sse_compare): Likewise.
18205 (ix86_expand_sse_comi): Likewise.
18206 (ix86_expand_vec_init_builtin): Likewise.
18207 (ix86_expand_vec_ext_builtin): Likewise.
18208 (ix86_expand_vec_set_builtin): Likewise.
18209 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18211 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18212 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18214 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18215 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18216 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18218 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18220 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18221 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18222 arglist. Use new CALL_EXPR accessors. Fix callers.
18223 (altivec_expand_abs_builtin): Likewise.
18224 (rs6000_expand_binop_builtin): Likewise.
18225 (altivec_expand_predicate_builtin): Likewise.
18226 (altivec_expand_lv_builtin): Likewise.
18227 (spe_expand_stv_builtin): Likewise.
18228 (altivec_expand_stv_builtin): Likewise.
18229 (rs6000_expand_ternop_builtin): Likewise.
18230 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18231 (altivec_expand_st_builtin): Likewise.
18232 (altivec_expand_dst_builtin): Likewise.
18233 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18234 arglist. Use new CALL_EXPR accessors. Fix callers.
18235 (altivec_expand_vec_set_builtin): Likewise.
18236 (altivec_expand_vec_ext_builtin): Likewise.
18237 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18238 (spe_expand_builtin): Likewise.
18239 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18240 arglist. Use new CALL_EXPR accessors. Fix callers.
18241 (spe_expand_evsel_builtin): Likewise.
18242 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18243 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18245 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18246 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18247 (arm_expand_unop_builtin): Likewise.
18248 (arm_expand_builtin): Use new CALL_EXPR accessors.
18250 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18253 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18254 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18256 (bfin_expand_unop_builtin): Likewise.
18257 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18259 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18260 Brooks Moses <brooks.moses@codesourcery.com>
18261 Lee Millward <lee.millward@codesourcery.com>
18263 * c-semantics.c (build_stmt): Add internal diagnostic check.
18265 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18266 accessors. Print arguments explicitly instead of as a list.
18268 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18270 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18271 (c_finish_omp_flish): Likewise.
18273 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18274 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18275 instead of TREE_CODE_LENGTH.
18276 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18277 (c_warn_unused_result): Likewise.
18279 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18282 * doc/invoke.texi (Warning Options): Remove
18283 -Werror-implicit-function-declaration.
18284 (Wimplicit-function-declaration): Update description.
18285 * opts.c (common_handle_option): Move handling of -Werror=* to...
18286 (enable_warning_as_error): ...here.
18287 * opts.h (enable_warning_as_error): Declare.
18288 * c-decl.c (implicit_decl_warning): Unless
18289 -Wno-implicit-function-declaration is given, emit a pedwarn if
18290 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18291 * c.opt (Wimplicit-function-declaration): Replace
18292 mesg_implicit_function_declaration with
18293 warn_implicit_function_declaration.
18294 * c-opts.c (c_common_handle_option):
18295 -Werror-implicit-function-declaration is exactly equal as
18296 -Werror=implicit-function-declaration.
18297 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18298 warn_implicit_function_declaration.
18299 (c_common_post_options): -Wimplict-function-declaration is enabled
18300 by default by -std=c99, otherwise is disabled by default.
18301 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18303 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18305 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18306 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18307 former is ignored but not the latter.
18309 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18311 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18312 is made and the reference doesn't use the alias set of its type,
18313 do not create the temporary using that type.
18315 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18317 * jump.c: Remove prototypes for delete_computation and
18318 delete_prior_computation.
18320 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18322 * jump.c (get_label_after): Delete.
18323 (get_label_before, delete_computation, delete_jump,
18324 delete_prior_computation, follow_jumps): Move...
18325 * reorg.c (delete_computation, delete_prior_computation): ... here...
18326 (get_label_before, delete_jump): ... making these static ...
18327 (follow_jumps): ... and simplifying this since it only runs after
18329 * rtl.h (get_label_after, get_label_before, delete_jump,
18330 follow_jumps): Delete prototypes.
18332 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18334 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18336 2007-02-15 Nick Clifton <nickc@redhat.com>
18338 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18339 order to prevent it from being munged by the target.
18341 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18343 * config/i386/i386.md: Remove misleading comment.
18345 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18347 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18348 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18351 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18353 * tree-sra.c (instantiate_missing_elements): Canonicalize
18355 (sra_build_assignment): New.
18356 (generate_copy_inout, generate_element_copy,
18357 generate_element_zero, generate_one_element_init): Use it.
18359 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18361 * tree-sra.c (instantiate_missing_elements): Canonicalize
18363 (sra_build_assignment): New.
18364 (generate_copy_inout, generate_element_copy,
18365 generate_element_zero, generate_one_element_init): Use it.
18367 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18369 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18372 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18374 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18375 types as aggregates not scalars.
18376 * function.c (assign_stack_temp_for_type): Likewise.
18378 2007-02-14 Roger Sayle <roger@eyesopen.com>
18379 Zdenek Dvorak <dvorakz@suse.cz>
18381 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18384 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18386 * passes.c (next_pass_1): Clear the next field of the copied
18389 2007-02-14 Richard Henderson <rth@redhat.com>
18391 * tree-sra.c (early_sra): New.
18392 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18393 (tree_sra_early, pass_sra_early): New.
18394 * tree-pass.h (pass_sra_early): Declare.
18395 * passes.c (init_optimization_passes): Use it.
18397 2007-02-14 Richard Guenther <rguenther@suse.de>
18399 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18401 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18403 PR tree-optimization/30771
18404 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18406 (vect_analyze_operations): Induction phis can now be marked as
18408 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18409 Update documentation accordingly.
18411 2007-02-14 Nick Clifton <nickc@redhat.com>
18413 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18414 most 3 arguments are supported.
18415 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18417 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18419 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18420 Ensure dst->current is valid.
18422 2007-02-13 Paul Brook <paul@codesourcery.com>
18424 * config.gcc: Add arm*-*-uclinux-*eabi.
18425 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18426 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18427 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18428 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18429 (LINK_SPEC): Define.
18430 (LIB_SPEC): Define.
18431 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18433 * config/arm/uclinux-eabi.h: New file.
18434 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18435 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18438 2007-02-13 Ian Lance Taylor <iant@google.com>
18440 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18441 * flags.h (warn_strict_overflow): Declare.
18442 (enum warn_strict_overflow_code): Define.
18443 (issue_strict_overflow_warning): New static inline function.
18444 * opts.c (warn_strict_overflow): New variable.
18445 (common_handle_option): Handle OPT_Wstrict_overflow and
18446 OPT_Wstrict_overflow_.
18447 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18449 * fold-const.c: Include intl.h.
18450 (fold_deferring_overflow_warnings): New static variable.
18451 (fold_deferred_overflow_warning): New static variable.
18452 (fold_deferred_overflow_code): New static variable.
18453 (fold_defer_overflow_warnings): New function.
18454 (fold_undefer_overflow_warnings): New function.
18455 (fold_undefer_and_ignore_overflow_warnings): New function.
18456 (fold_deferring_overflow_warnings_p): New function.
18457 (fold_overflow_warning): New static function.
18458 (make_range): Add strict_overflow_p parameter. Change all
18460 (extract_muldiv, extract_muldiv_1): Likewise.
18461 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18462 tree_expr_nonnegative_p.
18463 (fold_negate_expr): Call fold_overflow_warning.
18464 (fold_range_test): Likewise.
18465 (fold_comparison): Likewise.
18466 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18467 instead of tree_expr_nonnegative_p.
18468 (tree_expr_nonnegative_warnv_p): Rename from
18469 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18470 (tree_expr_nonnegative_p): New function.
18471 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18472 strict_overflow_p parameter.
18473 (tree_expr_nonzero_p): New function.
18474 * passes.c (verify_interpass_invariants): New static function.
18475 (execute_one_pass): Call it.
18476 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18478 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18479 (estimate_numbers_of_iterations): Likewise.
18480 (scev_probably_wraps_p): Likewise.
18481 * tree-ssa-ccp.c: Include "toplev.h".
18482 (evaluate_stmt): Defer fold overflow warnings until we know we are
18484 (struct fold_stmt_r_data): Add stmt field.
18485 (fold_stmt_r): Defer fold overflow warnings until we know we
18487 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18488 (fold_stmt_inplace): Likewise.
18489 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18490 (cleanup_control_expr_graph): Defer fold overflow warnings until
18491 we know we are going to optimize.
18492 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18493 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18495 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18496 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18497 * tree-ssa-loop-manip.c (create_iv): Likewise.
18498 * c-typeck.c (build_conditional_expr): Likewise.
18499 (build_binary_op): Likewise.
18500 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18501 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18502 (extract_range_from_unary_expr): Likewise.
18503 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18504 assuming that signed overflow does not occur.
18505 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18506 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18507 (fold_defer_overflow_warnings): Declare.
18508 (fold_undefer_overflow_warnings): Declare.
18509 (fold_undefer_and_ignore_overflow_warnings): Declare.
18510 (fold_deferring_overflow_warnings_p): Declare.
18511 (tree_expr_nonzero_warnv_p): Declare.
18512 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18513 of warning options.
18514 (Warning Options): Document -Wstrict-overflow.
18515 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18516 (tree-ssa-ccp.o): Likewise.
18517 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18518 (fold-const.o): Depend on intl.h.
18520 2007-02-13 Ian Lance Taylor <iant@google.com>
18522 PR middle-end/30751
18523 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18526 2007-02-13 Stuart Hastings <stuart@apple.com>
18528 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18530 2007-02-13 Richard Henderson <rth@redhat.com>
18532 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18533 handled_component_p before looking for the indirect_ref.
18535 2007-02-13 Richard Henderson <rth@redhat.com>
18537 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18538 remove flags clobber.
18539 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18540 (bswaphi_lowpart): New.
18541 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18542 remove TARGET_BSWAP test. Delete expander of the same name.
18544 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18545 (expand_unop): Use them.
18547 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18549 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18550 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18551 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18552 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18553 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18554 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18555 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18556 assembler dialect choice from asm templates.
18558 2007-02-12 Richard Henderson <rth@redhat.com>
18560 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18561 (fixuns_trunc<SSEMODEF>si2): Use it.
18562 * config/i386/sse.md (vec_setv4sf_0): Export.
18563 * config/i386/i386.c (ix86_build_const_vector): Export.
18564 (ix86_split_convert_uns_si_sse): Rename from
18565 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18566 * config/i386/i386-protos.h: Update.
18568 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18571 * c-typeck.c (c_finish_return): Improve warning message.
18573 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18575 * alias.c (find_symbolic_term): Delete unused function.
18577 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18579 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18580 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18581 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18583 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18585 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18586 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18587 the function, temporarily point the debug interface to the null one.
18589 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18591 * dwarf2out.c (round_up_to_align): New static function.
18592 (field_byte_offset): Use it to round the offset.
18594 2007-02-12 Richard Henderson <rth@redhat.com>
18596 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18597 (inswl_const): Export.
18599 2007-02-12 Richard Henderson <rth@redhat.com>
18601 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18602 result mode of the libcall, convert back to outmode.
18604 2007-02-12 Roger Sayle <roger@eyesopen.com>
18606 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18607 (bswapdi2): New define_expand to implement 32-bit implementation.
18609 2007-02-12 Nick Clifton <nickc@redhat.com>
18611 * doc/invoke.texi (Overall Options): Document --help=.
18612 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18613 (cc1_options): Pass --help= on to cc1.
18614 (display_help): Add description of --help=.
18615 (process_command): Add code to handle --help=. Allow translated
18616 --help and --target-help switches to be passed on to compiler
18618 (main): Remove unused if statement.
18619 * opts.c (columns): Remove.
18620 (LEFT_COLUMN): Define.
18621 (wrap_help): Add columns argument.
18622 (print_filtered_help): Change parameters to be an include bitmask,
18623 an exclude bitmask, an any bitmask and the column width. Move the
18624 code to display the params list here. Add code to display the
18625 status of options rather than their descriptions if the quiet flag
18627 (print_specific_help): Change parameters to be an include bitmask,
18628 an exclude bitmask and an any bitmask. Move code to look up the
18629 column width here. Decide upon the title for an options listing.
18630 (common_handle_options): Add code to handle --help=. Adapt code
18631 for --help and --target-help to use the revised form of the
18632 print_specific_help function.
18633 (print_help): Delete.
18634 (print_param_help): Delete.
18635 (print_switch): Delete.
18636 * opts.h (cl_lang_count): Add prototype.
18637 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18638 CL_MAX_OPTION_CLASS): New defines.
18639 * optc-gen.awk: Add construction of cl_lang_count.
18640 * c.opt: Add Warning attribute to warning options and Optimization
18641 attribute to optimization options.
18642 * common.opt: Likewise.
18644 Add -fhelp and -ftarget-help as aliases for the transformed --help
18645 and --target-help options.
18646 * opt-functions.awk: Add code to handle Warning and Optimization
18649 2007-02-12 Richard Henderson <rth@redhat.com>
18651 * config/alpha/constraints.md: New file.
18652 * config/alpha/alpha.c: Include tm-constrs.h.
18653 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18654 alpha_extra_constraint): Remove.
18655 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18656 * config/alpha/alpha-protos.h: Update.
18657 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18658 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18659 (EXTRA_CONSTRAINT): Remove.
18660 * config/alpha/alpha.md: Include constraints.md.
18661 (adddi splitter): Use satisfies_constraint_*.
18662 * config/alpha/predicates.md (add_operand): Likewise.
18663 (sext_add_operand, addition_operation): Likewise.
18665 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18667 PR tree-optimization/29145
18668 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18669 in our handling of restrict qualified pointers.
18671 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18674 * doc/invoke.texi (Wunused-value): Update description.
18675 (Wextra): Delete item.
18676 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18677 value of Wunused-value.
18678 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18679 (c_finish_stmt_expr): Don't check extra_warnings.
18680 (emit_side_effect_warnings): The caller is responsible to check
18683 2007-02-11 Roger Sayle <roger@eyesopen.com>
18684 Matt Thomas <matt@3am-software.com>
18686 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18688 2007-02-11 Roger Sayle <roger@eyesopen.com>
18690 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18691 comparisons of POPCOUNT against zero.
18692 (simplify_const_relational_operation): Likewise.
18694 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18696 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18698 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18700 * dwarf2out.c (root_type): Delete unused function.
18702 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18704 * genattrtab.c (contained_in_p): Delete unused function.
18705 (write_expr_attr_cache): Likewise.
18707 2007-02-11 Jan Hubicka <jh@suse.cz>
18709 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18712 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18714 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18715 to add the REG_EQ* note.
18716 * see.c (see_merge_one_use_extension): Likewise.
18717 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18718 turn REG_EQUAL notes into REG_EQUIV notes if the target
18719 register may have more than one set.
18720 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18721 * gcse.c (try_replace_reg): Likewise.
18722 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18723 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18724 more than one REG_EQUIV note.
18725 * reload1.c (gen_reload): Use set_unique_reg_note.
18727 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18729 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18730 (ix86_builtin_conversion): New function.
18732 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18735 * tree.h (DECL_REPLACEABLE_P): New macro.
18736 * except.c (set_nothrow_function_flags): Likewise.
18738 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18739 Ira Rosen <irar@il.ibm.com>
18740 Dorit Nuzman <dorit@il.ibm.com>
18742 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18743 * targhooks.c (default_builtin_vectorized_conversion): New.
18744 * targhooks.h (default_builtin_vectorized_function): New declaration.
18745 * target.h (struct vectorize): Add builtin_conversion field.
18746 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18747 stmt_vec_info_type value.
18748 (vectorizable_conversion): New declaration.
18749 * tree-vect-analyze.c (vect_analyze_operations): Add
18750 vectorizable_conversion call.
18751 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18752 * tree-vect-transform.c (vectorizable_conversion): New function.
18753 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18754 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18756 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18757 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18758 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18759 or ALTIVEC_BUILTIN_VCFSX.
18761 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18764 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18765 CONST_DOUBLE and operand 0 is a hard register.
18766 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18767 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18768 is a hard floating-point register.
18770 2007-02-10 Richard Henderson <rth@redhat.com>
18771 Jakub Jelinek <jakub@redhat.com>
18772 Alexandre Oliva <aoliva@redhat.com>
18774 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18775 * builtin-types.def (BT_WORD): Make unsigned.
18776 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18777 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18778 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18779 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18780 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18781 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18783 * expr.c (emutls_var_address): New.
18784 (expand_expr_real_1): Expand emulated tls.
18785 (expand_expr_addr_expr_1): Likewise.
18786 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18787 * output.h (emutls_finish): Declare.
18788 * toplev.c (compile_file): Call it.
18789 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18790 address before wrapping in CONST.
18791 * varasm.c (emutls_htab, emutls_object_type): New.
18792 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18793 (get_emutls_object_name, get_emutls_object_type): New.
18794 (get_emutls_init_templ_addr, emutls_decl): New.
18795 (emutls_common_1, emutls_finish): New.
18796 (assemble_variable): When emulating tls, swap decls; generate
18797 constructor for the emutls objects.
18798 (do_assemble_alias): When emulating tls, swap decl and target name.
18799 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18801 * varpool.c (decide_is_variable_needed): Look at force_output.
18802 Recurse for emulated tls.
18803 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18804 with decide_is_variable_needed.
18805 * emutls.c: New file.
18806 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18807 tls_object for real tls.
18809 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18811 PR rtl-optimization/29599
18812 * reload1.c (eliminate_regs_in_insn): Take the destination
18813 mode into account when computing the offset.
18815 2007-02-09 Stuart Hastings <stuart@apple.com>
18816 Richard Henderson <rth@redhat.com>
18818 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18819 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18820 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
18821 fixuns_truncdfhi2): New.
18822 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
18823 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
18824 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
18825 (floatunssidf2): Allow nonimmediate source.
18826 * config/i386/sse.md (movdi_to_sse): New.
18827 (vec_concatv2di): Drop '*'.
18828 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
18829 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18830 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
18832 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
18833 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18834 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
18835 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
18836 (ix86_build_signbit_mask): Fix decl of v, refactor to call
18837 ix86_build_const_vector.
18838 (x86_emit_floatuns): Rewrite.
18840 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18842 * genautomata.c (longest_path_length): Delete unused function.
18843 (struct state): Delete unused longest_path_length.
18844 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
18845 (get_free_state): Delete unused.
18847 2007-02-09 Jan Hubicka <jh@suse.cz>
18849 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
18850 * doc/invoke.texi (inline-unit-growth): Update default value.
18852 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
18853 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
18854 (rebuild_cgraph_edges): Likewise.
18855 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
18856 (dump_cgraph_node): Dump frequencies.
18857 (cgraph_clone_edge): Add frequency scales.
18858 (cgraph_clone_node): Add freuqnecy.
18859 * cgraph.h (cgraph_edge): Add freuqnecy argument.
18860 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
18861 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
18862 * tree-pass.h (TODO_rebuild_frequencies): New constant.
18863 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
18864 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
18865 (save_inline_function_body): Likewise.
18866 * ipa-inline.c: inluce rtl.h
18867 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
18868 (cgraph_edge_badness): Use frequencies.
18869 (cgraph_decide_recursive_inlining): Update clonning.
18870 (cgraph_decide_inlining_of_small_function): Dump frequency.
18871 * predict.c (estimate_bb_frequencies): Export.
18872 * predict.h (estimate_bb_frequencies): Declare.
18873 * tree-inline.c (copy_bb): Watch overflows.
18874 (expand_call_inline): Update call of cgraph_create_edge.
18875 (optimize_inline_calls): Use TODO flags to update frequnecies.
18876 * passes.h: Include predict.h
18877 (init_optimization_passes): Move profile ahead.
18878 (execute_function_todo): Handle TODO_rebuild_frequencies.
18880 2007-02-09 Roger Sayle <roger@eyesopen.com>
18882 * config/alpha/alpha.c (emit_insxl): Force the first operand of
18883 the insbl or inswl pattern into a register.
18885 2007-02-09 Roger Sayle <roger@eyesopen.com>
18887 * config/ia64/ia64.md (bswapdi2): New define_insn.
18889 2007-02-09 Richard Henderson <rth@redhat.com>
18891 * config/i386/constraints.md (Ym): New constraint.
18892 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
18893 (movdi_1_rex64): Split sse and xmm general register moves from
18894 memory move alternatives. Use conditional register constraints.
18895 (movsf_1, movdf_integer): Likewise.
18896 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18897 (movdf_integer_rex64): New.
18898 (pushsf_rex64): Fix output constraints.
18899 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
18900 (sse2_stored): Likewise.
18901 (sse2_storeq_rex64): New.
18902 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
18903 amd and not generic.
18904 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
18905 for optimize_size. Remove SF/DFmode hack.
18907 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18909 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
18912 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
18913 Richard Sandiford <richard@codesourcery.com>
18915 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
18916 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
18917 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
18918 m68k/t-mlib to tmake_file.
18919 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
18920 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
18921 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
18922 Allow it to be cf or m68k. Set m68k_arch_family. If that
18923 variable is not empty, add t-$m68k_arch_family to tmake_file.
18924 Add t-mlibs to tmake_file.
18925 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
18926 * config/m68k/t-cf: New file.
18927 * config/m68k/t-m68k: Likewise.
18928 * config/m68k/t-mlibs: Likewise.
18929 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18930 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18931 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18932 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18933 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
18935 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
18936 (INSTALL_LIBGCC): Delete.
18937 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18938 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18939 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18940 (M68K_MLIB_CPU): Define.
18941 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18942 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18943 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
18945 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
18946 Richard Guenther <rguenther@suse.de>
18948 PR middle-end/23361
18949 * fold-const.c (fold_comparison): Handle obfuscated comparisons
18950 against INT_MIN/INT_MAX.
18951 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
18952 file if a loop is removed.
18954 2007-02-09 Joseph Myers <joseph@codesourcery.com>
18956 * calls.c (store_one_arg): Pass correct alignment to
18957 emit_push_insn for non-BLKmode values.
18958 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
18959 unaligned stack slot via a suitably aligned slot.
18961 2007-02-08 DJ Delorie <dj@redhat.com>
18963 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
18965 (legal_subregs): Use unsigned char, make const.
18966 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
18968 2007-02-08 Paul Brook <paul@codesourcery.com>
18970 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
18971 special interworking needed.
18973 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
18975 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
18976 conditional to __SSE2__.
18977 (Entries below should have been added to first ChangeLog
18978 entry for amdfam10 dated 2007-02-05)
18979 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
18981 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
18983 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
18986 2007-02-08 DJ Delorie <dj@redhat.com>
18988 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
18989 * config/m32c/m32c.c (legal_subregs): New.
18990 (m32c_illegal_subreg_p): New.
18991 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
18992 unsupported subregs of hard regs.
18994 2007-02-08 Jan Hubicka <jh@suse.cz>
18996 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
18997 the same one; always update histograms.
18999 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19001 * passes.c (init_optimization_passes): Tidy comment.
19003 2007-02-08 Roger Sayle <roger@eyesopen.com>
19005 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19006 strip zero_extend, bswap and rotates from POCOUNT's argument.
19007 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19008 zero_extend and rotates from PARITY's argument.
19009 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19010 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19011 of an integer constant at compile-time.
19013 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19016 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19018 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19021 * tree-ssa-live.c (remove_unused_locals): Do not remove
19022 TREE_ADDRESSABLE variables.
19023 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19024 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19025 FOR_CLOBBER. Update all users.
19026 If VAR has an associated alias set, add a virtual operand for
19027 it if no alias is found to conflict with the memory reference.
19029 2007-02-07 Jan Hubicka <jh@suse.cz>
19030 Robert Kidd <rkidd@crhc.uiuc.edu>
19032 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19034 2007-02-07 Ian Lance Taylor <iant@google.com>
19036 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19038 2007-02-07 Roger Sayle <roger@eyesopen.com>
19040 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19041 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19042 tablejumpdi, movsi_to_cr_one): Remove constraints from
19043 define_expand's match_operands.
19045 2007-02-07 Roger Sayle <roger@eyesopen.com>
19047 * global.c (compute_regsets): Move declatation of "i" inside of
19048 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19050 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19053 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19054 of INDIRECT_REF <RESULT_DECL>.
19056 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19058 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19059 Kaz Kojima <kkojima@gcc.gnu.org>
19062 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19064 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19066 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19068 * doc/loop.texi: Document possibility not to perform disambiguation
19069 of loops with multiple latches.
19070 * cfgloopmanip.c (alp_enum_p): Removed.
19071 (add_loop): Handle subloops. Use get_loop_body_with_size.
19072 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19073 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19074 the new forwarder block.
19075 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19076 Handle the case latch is NULL.
19077 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19078 modifications when marking loop exits.
19079 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19081 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19082 disambiguate_loops_with_multiple_latches.
19083 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19084 before fix_loop_structure.
19085 * cfgloop.c: Include pointer-set.h and output.h.
19086 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19087 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19088 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19089 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19090 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19091 disambiguate_multiple_latches, get_loop_body_with_size,
19092 disambiguate_loops_with_multiple_latches): New functions.
19093 (flow_loop_dump): Dump multiple latch edges.
19094 (flow_loop_nodes_find): Handle loops with multiple latches.
19095 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19096 (glb_enum_p): Modified.
19097 (get_loop_body): Use get_loop_body_with_size.
19098 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19099 (AVOID_CFG_MODIFICATIONS): New constant.
19100 (disambiguate_loops_with_multiple_latches, add_loop,
19101 get_loop_body_with_size): Declare.
19102 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19104 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19106 PR inline-asm/28686
19107 * global.c (compute_regsets): New function.
19108 (global_alloc): Refactored ELIMINABLE_REGSET
19109 and NO_GLOBAL_ALLOC_REGS computation out.
19110 (rest_of_handle_global_alloc): Call compute_regsets()
19111 for non-optimizing case.
19113 2007-02-06 Richard Henderson <rth@redhat.com>
19115 * config/i386/constraints.md (Y2): Rename from Y.
19116 (Yi): New constraint.
19117 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19118 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19119 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19120 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19121 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19122 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19123 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19124 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19125 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19126 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19127 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19128 vec_extractv2si_1): Change Y constraints to Y2.
19129 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19130 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19131 Change Y constraints to Y2.
19132 (sse2_loadld): Change Y constraints to x.
19134 2007-02-06 Roger Sayle <roger@eyesopen.com>
19136 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19137 (parity<mode>2): New define_expand using rs6000_emit_parity.
19138 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19139 rs6000_emit_parity): New functions.
19140 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19141 rs6000_emit_parity): Prototype here.
19143 2007-02-06 Ian Lance Taylor <iant@google.com>
19145 * lower-subreg.c (simple_move_operand): Reject CONST.
19146 (resolve_clobber): Call validate_change rather than directly
19147 assigning to XEXP (pat, 0).
19149 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19151 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19152 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19153 (tree-cfg.o): Remove hashtab.h dependency.
19155 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19156 (struct ivopts_data): Change niters to pointer_map_t.
19157 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19158 (niter_for_exit): Create pointer_map on demand. Change for
19160 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19161 (free_loop_data): Destroy data->niters if created and reset field.
19162 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19163 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19165 * tree-ssa-reassoc.c: Include pointer-set.h.
19166 (bb_rank): Change to long *.
19167 (operand_rank): Change to pointer_map_t.
19168 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19169 (insert_operand_rank): Accept long.
19170 (operand_entry_hash, operand_entry_eq): Remove.
19171 (get_rank): Return long. Adjust for changes above.
19172 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19174 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19176 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19177 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19178 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19180 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19181 directly since it cannot be NULL.
19182 (get_vi_for_tree): Rewrite for pointer_map API.
19183 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19184 (init_alias_vars): Create vi_for_tree as pointer_map.
19185 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19187 * tree-cfg.c: Don't include hashtab.h.
19188 (edge_to_cases): Declare as pointer_map.
19189 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19191 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19192 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19193 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19195 (record_switch_edge): Delete.
19196 (get_cases_for_edge): Adjust for pointer_map API, inline
19197 record_switch_edge (rewritten for new API), remove goto.
19199 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19201 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19202 * tree-nested.c: Include pointer-set.h.
19203 (var_map_elt, var_map_eq, var_map_hash): Delete.
19204 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19205 to pointer_map_t's.
19206 (nesting_info_bitmap_obstack): New.
19207 (lookup_field_for_decl): Adjust for pointer_map API.
19208 (lookup_tramp_for_decl): Adjust for pointer_map API.
19209 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19210 (get_local_debug_decl): Adjust for pointer_map API.
19211 (convert_nl_goto_reference): Adjust for pointer_map API.
19212 (convert_nl_goto_receiver): Adjust for pointer_map API.
19213 (create_nesting_tree): Create outside GGC space. Create bitmap on
19214 the new obstack. Create field_map and var_map as pointer_maps.
19215 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19217 (lower_nested_functions): Move root here, no need to NULL it.
19218 Initialize and release the obstack.
19220 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19222 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19223 Remove prototypes and make them non-static.
19224 (struct tree_int_map): Remove.
19225 * tree.h (struct tree_int_map): Move here, turning TO into an
19227 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19229 * tree.h (TREE_COMPLEXITY): Remove.
19230 (struct tree_exp): Remove complexity field.
19231 * tree.c (build1_stat): Don't set it.
19233 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19234 Victor Kaplansky <victork@il.ibm.com>
19236 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19237 (vect_is_simple_reduction): Support reduction with induction as
19238 one of the operands.
19239 (vect_is_simple_iv_evolution): Fix formatting.
19240 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19241 formatting. Don't mark induction phis for vectorization.
19242 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19243 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19244 (vect_get_vec_def_for_operand): Support induction.
19245 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19247 (vectorizable_reduction): Support reduction with induction as one of
19249 (vectorizable_type_demotion): Use def-type of stmt argument rather
19250 than dummy def-type.
19252 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19253 flag_tree_scev_cprop.
19254 * common.opt (tree-scev-cprop): New flag.
19256 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19257 call to vect_get_new_vect_var.
19259 2007-02-06 Ira Rosen <irar@il.ibm.com>
19261 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19262 vectype is not NULL.
19263 (vect_pattern_recog_1): Likewise.
19265 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19267 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19268 (fold_negate_expr): Likewise.
19270 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19273 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19274 even if cv-qualification is the same.
19276 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19278 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19279 __enable_execute_stack on completion.
19281 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19283 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19284 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19285 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19286 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19287 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19288 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19289 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19290 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19292 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19294 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19295 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19296 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19297 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19298 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19299 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19300 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19301 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19302 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19303 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19304 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19305 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19306 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19307 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19308 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19309 sqrtextenddfxf2_i387): Added amdfam10_decode.
19311 * config/i386/athlon.md (athlon_idirect_amdfam10,
19312 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19313 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19314 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19315 athlon_ivector_store_amdfam10): New define_insn_reservation.
19316 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19319 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19321 * config/i386/athlon.md (athlon_call_amdfam10,
19322 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19323 define_insn_reservation.
19324 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19325 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19326 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19328 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19330 * config/i386/athlon.md (athlon_sseld_amdfam10,
19331 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19332 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19334 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19336 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19337 define_insn_reservation.
19338 * config/i386/i386.md (sseins): Added sseins to define_attr type
19339 and define_attr unit.
19340 * config/i386/sse.md: Set type attribute to sseins for insertq
19343 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19345 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19346 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19347 ssecomi_load_amdfam10, ssecomi_amdfam10,
19348 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19349 define_insn_reservation.
19350 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19352 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19354 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19355 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19356 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19357 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19358 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19359 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19360 define_insn_reservation.
19362 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19363 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19364 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19365 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19366 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19368 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19370 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19371 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19372 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19373 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19374 athlon_ssemul_load_k8): Added amdfam10.
19376 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19378 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19379 (x86_sse_unaligned_move_optimal): New variable.
19381 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19383 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19384 for unaligned vector SSE double/single precision loads for AMDFAM10.
19386 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19388 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19389 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19390 Define TARGET_CPU_DEFAULT_amdfam10.
19391 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19392 (processor_type): Add PROCESSOR_AMDFAM10.
19394 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19395 processor_type in config/i386/i386.h.
19396 Enable imul peepholes for TARGET_AMDFAM10.
19398 * config.gcc: Add support for --with-cpu option for amdfam10.
19400 * config/i386/i386.c (amdfam10_cost): New variable.
19401 (m_AMDFAM10): New macro.
19402 (m_ATHLON_K8_AMDFAM10): New macro.
19403 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19404 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19405 x86_promote_QImode, x86_integer_DFmode_moves,
19406 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19407 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19408 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19409 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19410 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19411 Enable/disable for amdfam10.
19412 (override_options): Add amdfam10_cost to processor_target_table.
19413 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19414 processor_alias_table.
19415 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19416 (ix86_adjust_cost): Add code for amdfam10.
19418 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19420 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19421 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19422 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19423 * config/i386/i386.h: Add builtin definition for SSE4A.
19424 * config/i386/i386.md: Add support for ABM instructions
19425 (popcnt and lzcnt).
19426 * config/i386/sse.md: Add support for SSE4A instructions
19427 (movntss, movntsd, extrq, insertq).
19428 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19429 Add -march=amdfam10 flag.
19430 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19431 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19433 * doc/extend.texi: Add documentation for SSE4A builtins.
19435 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19437 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19439 2007-02-05 Richard Guenther <rguenther@suse.de>
19441 * tree-vectorizer.h (vectorizable_function): Add argument type
19442 argument, change return type.
19443 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19444 * tree-vect-transform.c (vectorizable_function): Handle extra
19445 argument, return vectorized function decl.
19446 (build_vectorized_function_call): Remove.
19447 (vectorizable_call): Handle calls with result and argument types
19448 differing. Handle loop vectorization factor correctly.
19449 * targhooks.c (default_builtin_vectorized_function): Adjust for
19451 * targhooks.h (default_builtin_vectorized_function): Likewise.
19452 * target.h (builtin_vectorized_function): Add argument type
19454 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19455 extra argument, allow vectorizing of lrintf.
19456 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19457 documentation of target hook.
19459 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19462 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19463 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19464 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19466 2007-02-05 Roger Sayle <roger@eyesopen.com>
19468 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19469 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19470 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19471 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19472 before canonicalizing sincos to cexpi.
19473 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19475 2007-02-05 Roger Sayle <roger@eyesopen.com>
19477 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19478 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19479 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19481 2007-02-05 Roger Sayle <roger@eyesopen.com>
19483 * mips-tfile.c (initialize_init_file): Correct endianness test.
19485 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19487 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19488 the 'y' constraint.
19490 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19492 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19493 saves in a PARALLEL before the register assignments.
19495 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19497 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19498 DWARF_FRAME_RETURN_COLUMN to be a general register.
19499 * dwarf2out.c (init_return_column_size): New function, split from...
19500 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19501 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19502 to be nongeneral registers.
19503 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19505 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19506 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19508 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19510 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19512 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19514 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19515 (remove_path): Use can_remove_branch_p and remove_branch instead
19516 of loop_delete_branch_edge.
19517 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19518 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19519 Update profile using scale_dominated_blocks_in_loop.
19520 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19521 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19522 (can_remove_branch_p, remove_branch): Declare.
19523 * tree-cfg.c (tree_can_remove_branch_p): New function.
19524 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19525 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19526 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19528 2007-02-05 Jan Hubicka <jh@suse.cz>
19530 PR middle-end/30696
19531 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19532 nodes in cgraph, don't remove offline copy of the function.
19534 2007-02-04 Jan Hubicka <jh@suse.cz>
19536 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19537 vectors might cause maybe_lookup_element_for_expr to be called
19538 on non-sra-candidate.
19540 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19542 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19543 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19544 spelling conventions.
19546 2007-02-04 Richard Guenther <rguenther@suse.de>
19548 PR middle-end/30636
19549 * fold-const.c (try_move_mult_to_index): Make sure to not
19550 overflow one dimension of a multi-dimensional array access.
19552 2007-02-04 Jan Hubicka <jh@suse.cz>
19554 * passes.c (init_optimization_passes): Reindent.
19556 2007-02-04 Jan Hubicka <jh@suse.cz>
19557 Eric Botcazou <ebotcazou@adacore.com>
19559 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19560 (execute_fixup_cfg): Break out the abnormal goto code.
19561 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19562 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19563 (optimize_inline_calls): Call make_nonlocal_label_edges.
19565 2007-02-04 Jan Hubicka <jh@suse.cz>
19567 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19568 true when something was changed.
19569 (rename_ssa_copies): When something was changed, do
19570 TODO_remove_unused_locals.
19571 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19572 add TODO_remove_unused_locals when instruction was removed.
19574 2007-02-04 Jan Hubicka <jh@suse.cz>
19576 * ipa-inline.c (try_inline): Improve debug output; work on already
19578 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19579 call try_inline for already inlined edges too when flattening;
19580 inline also functions that make callee growth but overall unit size
19583 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19585 * config/m32c/bitops.md, config/m32c/jump.md,
19586 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19587 config/m32r/m32r.h, config/m32r/m32r.md,
19588 config/m32r/predicates.md, config/m68hc11/larith.asm,
19589 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19590 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19591 config/mips/mips-protos.h, config/mips/mips.c,
19592 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19593 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19594 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19595 spelling conventions.
19597 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19598 Follow spelling conventions.
19600 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19602 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19603 warn about C++0x compatibility.
19605 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19607 * config/h8300/h8300.c, config/h8300/h8300.h,
19608 config/h8300/h8300.md: Follow spelling conventions.
19610 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19612 PR middle-end/30667
19613 * combine.c (try_combine): Do not substitute source operand
19614 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19616 2007-02-03 Jan Hubicka <jh@suse.cz>
19618 PR gcov-profile/30650
19619 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19620 do not divide by zero for never executed counters.
19621 (tree_find_values_to_profile): Fix counters.
19622 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19624 2007-02-03 Ian Lance Taylor <iant@google.com>
19626 * lower-subreg.c (simple_move_operand): New static function,
19627 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19629 (simple_move): Call simple_move_operand.
19630 (find_decomposable_subregs): Add special handling of MEMs.
19631 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19632 meaning of return value. If we see a hard register, test whether
19633 it can store a word_mode value. Change all callers.
19635 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19637 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19638 ftrapv insns and expanders.
19639 (subdi3): Change define_expand operand 1 to arith11_operand, and
19640 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19641 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19642 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19645 PR middle-end/30174
19646 * varasm.c (notice_global_symbol): Treat global objects as weak when
19647 flag_shlib is true.
19649 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19651 * emit-rtl.c (dconstpi): Delete.
19652 (dconstsqrt2): New.
19653 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19654 * real.h (dconstpi): Delete.
19655 (dconstsqrt2): New.
19656 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19657 (fold_builtin_hypot): Likewise.
19659 2007-02-03 Tom Tromey <tromey@redhat.com>
19662 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19663 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19665 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19667 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19668 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19669 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19670 config/rs6000/cell.md, config/rs6000/darwin.h,
19671 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19672 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19673 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19674 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19675 typos. Follow spelling conventions.
19676 * doc/invoke.texi: Follow spelling conventions.
19678 2007-02-03 Roger Sayle <roger@eyesopen.com>
19680 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19681 canonicalization transformations that attempt to simplify integer
19682 constant comparisons to become comparisons against zero.
19684 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19686 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19688 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19689 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19691 2007-02-02 Mike Stump <mrs@apple.com>
19693 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19694 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19695 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19696 generate a branch island.
19698 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19700 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19701 (xtensa_legitimate_address_p): New.
19702 (xtensa_legitimize_address): New.
19703 (xtensa_output_addr_const_extra): New.
19704 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19706 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19707 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19708 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19709 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19710 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19711 (xtensa_legitimize_address): New.
19712 (xtensa_output_addr_const_extra): New.
19714 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19716 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19718 2007-02-02 Ian Lance Taylor <iant@google.com>
19720 * expmed.c (expand_divmod): Add comment.
19722 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19724 * emit-rtl.c (renumber_insns): Remove.
19725 * flags.h: Remove the extern for flag_renumber_insns.
19726 * rtl.h: Remove the prototype for renumber_insns.
19727 * toplev.c (flag_renumber_insns): Remove.
19729 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19731 Revert for x86 darwin:
19732 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19734 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19735 code before the following patch under TARGET_MACHO.
19736 (ix86_function_value_regno_p): Likewise.
19738 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19740 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19743 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19746 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19747 loads to general or fp registers. Add comments.
19748 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19750 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19752 * pointer-set.c (insert_aux): Only return insertion slot.
19753 (pointer_set_insert): Adjust.
19754 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19755 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19756 pointer_map_traverse): New.
19757 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19758 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19759 pointer_map_contains, pointer_map_traverse): Declare.
19761 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19763 PR middle-end/30473
19764 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19765 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19767 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19769 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19771 (struct _dep): New type.
19772 (dep_t): New typedef.
19773 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19774 (DEP_STATUS): New access macro. The macro with the same name was
19775 renamed to DEP_LINK_STATUS.
19776 (dep_init): Declare function
19778 (struct _dep_link): New type.
19779 (dep_link_t): New typedef.
19780 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19781 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19782 (DEP_LINK_STATUS): New macro.
19783 (debug_dep_links): New debug function.
19785 (struct _deps_list): New type.
19786 (deps_list_t): New typedef.
19787 (DEPS_LIST_FIRST): New access macro.
19788 (FOR_EACH_DEP_LINK): New cycle macro.
19789 (create_deps_list, free_deps_list, delete_deps_list): Declare
19791 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19792 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19793 (copy_deps_list_change_con): Ditto.
19795 (move_dep_link): Declare function.
19797 (struct _dep_node): New type.
19798 (dep_node_t): New typedef.
19799 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19801 (struct haifa_insn_data.back_deps): New field to hold backward
19802 dependencies of the insn.
19803 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19805 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19806 Change its type to deps_list_t.
19807 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19808 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19809 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19811 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
19813 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
19815 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
19817 (dep_cost): Declare.
19819 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
19820 (ds_to_dk, dk_to_ds): New functions.
19822 (init_dep_1): New static function.
19823 (init_dep): New function.
19824 (copy_dep): New static function.
19826 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
19828 (detach_dep_link): New static function.
19829 (move_dep_link): New function.
19831 (dep_links_consistent_p, dump_dep_links): New static functions.
19832 (debug_dep_links): New debugging function.
19834 (deps_obstack, dl_obstack, dn_obstack): New static variables.
19836 (alloc_deps_list, init_deps_list): New static functions.
19837 (create_deps_list): New function.
19838 (clear_deps_list): New static function.
19839 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
19840 (deps_list_consistent_p, dump_deps_list): New static functions.
19841 (debug_deps_list): New function.
19842 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
19844 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
19846 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
19847 use new scheduler dependencies lists.
19848 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
19849 (sched_analyze): Ditto. Initialize dependencies lists.
19850 (add_forw_dep, compute_forward_dependences): Update to use new
19851 scheduler dependencies lists.
19853 (init_dependency_caches): Init deps_obstack.
19854 (free_dependency_caches): Free deps_obstack.
19856 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
19857 new scheduler dependencies lists.
19858 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
19859 (add_back_forw_dep, delete_back_forw_dep): Ditto.
19861 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
19862 Update to use new scheduler dependencies lists.
19863 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
19864 (debug_dependencies): Ditto.
19865 (schedule_region): Update comments.
19867 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
19868 scheduler dependencies lists.
19869 (schedule_ebb): Update comments.
19871 * rtl.def (DEPS_LIST): Remove.
19873 * lists.c (unused_deps_list): Remove.
19874 (free_list): Update assertions.
19876 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
19877 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19879 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
19880 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19882 * haifa-sched.c (comments): Update.
19883 (insn_cost1): Remove. Inline the code into insn_cost ().
19884 (insn_cost): Update to use new scheduler dependencies lists. Move
19885 processing of the dependency cost to dep_cost ().
19886 (dep_cost): New function. Use it instead of insn_cost () when
19887 evaluating cost of the dependency. Use compatible interface to
19888 interact with the target.
19889 (priority): Update to use new scheduler dependencies lists.
19890 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
19891 with greater number of insns that depend on the insn.
19892 (schedule_insn): Update to use new scheduler dependencies lists. Add
19893 code to free backward dependencies lists. Inline and optimize code
19894 from resolve_dep () - see PR28071.
19895 (ok_for_early_queue_removal): Update to use new scheduler dependencies
19896 lists. Update call to targetm.sched.is_costly_dependence hook.
19898 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
19899 scheduler dependencies lists.
19901 (resolve_dep): Remove. Move the logic to schedule_insn ().
19902 (init_h_i_d): Initialize dependencies lists.
19904 (process_insn_depend_be_in_spec): Rename to
19905 process_insn_forw_deps_be_in_spec. Update to use new scheduler
19906 dependencies lists.
19907 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
19908 Update to use new scheduler dependencies lists.
19909 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
19911 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
19912 new scheduler dependencies lists.
19913 (build_intra_loop_deps): Ditto.
19915 * target.h (struct _dep): Declare to use in
19916 gcc_target.sched.is_costly_dependence.
19917 (struct gcc_target.sched.adjust_cost): Fix typo.
19918 (struct gcc_target.sched.is_costly_dependence): Change signature to
19919 use single dep_t parameter instead of an equivalent triad.
19920 (struct gcc_target.sched.adjust_cost_2): Remove.
19922 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
19924 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
19926 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
19928 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
19930 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
19931 (REG_DEP_TRUE): Document.
19933 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
19934 Change signature to correspond to the targetm.sched.adjust_cost hook.
19935 Update use in TARGET_SCHED_ADJUST_COST_2.
19936 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
19937 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
19938 new scheduler dependencies lists.
19939 (ia64_gen_check): Ditto.
19941 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
19942 scheduler dependencies lists.
19944 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
19945 signature to correspond to the targetm.sched.is_costly_dependence hook.
19946 (is_costly_group): Update to use new scheduler dependencies lists.
19948 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
19949 instead of INSN_COST () macro.
19951 2007-02-01 Ian Lance Taylor <iant@google.com>
19953 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
19955 2007-02-01 Guy Martin <gmsoft@gentoo.org>
19957 * pa.md (tp_load): Correct mfctl instruction syntax.
19959 2007-02-01 Geoffrey Keating <geoffk@apple.com>
19961 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
19962 altivec_padding_size calculation on AIX. Improve comment, add
19963 assert to verify that it's right.
19965 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
19968 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
19970 PR inline-asm/28686
19971 * global.c (global_alloc): Add mising initialization of
19974 2007-02-01 Roger Sayle <roger@eyesopen.com>
19976 * alias.c (init_alias_analysis): Correct whitespace.
19977 * bb-reorder.c (fix_edges_for_rarely_executed_code,
19978 partition_hot_cold_basic_blocks): Likewise.
19979 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
19980 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
19981 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
19982 fold_builtin_snprintf_chk, fold_builtin_printf,
19983 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
19984 do_mpfr_arg3, do_mpfr_sincos): Likewise.
19985 * cfgcleanup.c (cleanup_cfg): Likewise.
19986 * cfgexpand.c (tree_expand_cfg): Likewise.
19987 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
19988 * function.c (get_next_funcdef_no): Likewise.
19989 * gengtype.c (main): Likewise.
19990 * genmodes.c (main): Likewise.
19991 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
19992 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
19993 * ifcvt.c (noce_emit_move_insn): Likewise.
19994 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
19996 * stor-layout.c (get_best_mode): Likewise.
19997 * tree-ssa-loop-niter.c (get_val_for): Likewise.
19998 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
19999 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20000 perform_var_substitution, solve_graph): Likewise.
20001 * tree-vrp.c (vrp_finalize): Likewise.
20003 2007-02-01 Ian Lance Taylor <iant@google.com>
20005 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20006 high part of a paradoxical subreg, return a constant zero.
20008 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20010 * toplev.c (lang_dependent_init): Call init_set_costs.
20011 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20013 2007-02-01 Richard Guenther <rguenther@suse.de>
20015 PR middle-end/30656
20016 * fold-const.c (fold_negate_expr): Allow negating a
20017 constant if overflow does not change.
20019 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20021 * doc/c-tree.texi (Expression trees): Improve markup.
20022 * doc/tm.texi (Register Classes, Addressing Modes)
20023 (Floating Point): Fix spacing after abbreviations. Fix some
20026 2007-02-01 Ben Elliston <bje@au.ibm.com>
20028 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20029 * doc/contrib.texi: Likewise.
20030 * doc/install.texi: Likewise.
20032 2007-01-31 Richard Henderson <rth@redhat.com>
20033 Ian Lance Taylor <iant@google.com>
20035 * lower-subreg.c: New file.
20036 * rtl.def (CONCATN): Define.
20037 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20038 pass_lower_subreg2.
20039 * emit-rtl.c (update_reg_offset): New static function, broken out
20040 of gen_rtx_REG_offset.
20041 (gen_rtx_REG_offset): Call update_reg_offset.
20042 (gen_reg_rtx_offset): New function.
20043 * regclass.c: Revert patch of 2006-03-05, restoring
20045 (clear_reg_info_regno): New function.
20046 * dwarf2out.c (concatn_loc_descriptor): New static function.
20047 (loc_descriptor): Handle CONCATN.
20048 * common.opt (fsplit_wide_types): New option.
20049 * opts.c (decode_options): Set flag_split_wide_types when
20051 * timevar.def (TV_LOWER_SUBREG): Define.
20052 * rtl.h (gen_reg_rtx_offset): Declare.
20053 (reg_scan_update): Declare.
20054 * regs.h (clear_reg_info_regno): Declare.
20055 * tree-pass.h (pass_lower_subreg): Declare.
20056 (pass_lower_subreg2): Declare.
20057 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20058 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20059 -fsplit-wide-types.
20060 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20061 * Makefile.in (OBJS-common): Add lower-subreg.o.
20062 (lower-subreg.o): New target.
20064 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20066 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20068 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20071 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20073 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20075 PR middle-end/29335
20076 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20078 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20080 * cfgloop.h: Include vec-prim.h.
20081 (enum li_flags): Remove LI_ONLY_OLD.
20082 (loop_iterator): Changed.
20083 (fel_next, fel_init): Iterate over loop tree.
20084 (FOR_EACH_LOOP_BREAK): New macro.
20085 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20087 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20088 * modulo-sched.c (sms_schedule): Ditto.
20089 * tree-vectorizer.c (vectorize_loops): Ditto.
20090 * doc/loop.texi: Update information on loop numbering and behavior of
20091 FOR_EACH_LOOP wrto new loops.
20092 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20093 add_to_evolution_1): Test nestedness of loops instead of comparing
20095 * tree-chrec.c (chrec_fold_plus_poly_poly,
20096 chrec_fold_multiply_poly_poly, chrec_evaluate,
20097 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20098 reset_evolution_in_loop): Ditto.
20099 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20101 2007-01-31 Dirk Mueller <dmueller@suse.de>
20103 * c-common.c (warn_about_parentheses): Separate warning about
20104 un-parenthized sequence of comparison operators from the one
20105 which is supposed to warn about x <= y <= z.
20107 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20109 * optabs.h (enum optab_index): Add new OTI_isinf.
20110 (isinf_optab): Define corresponding macro.
20111 * optabs.c (init_optabs): Initialize isinf_optab.
20112 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20114 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20115 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20117 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20118 expand_builtin_interclass_mathfn.
20119 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20120 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20121 (fxam<mode>2_i387): New insn pattern.
20122 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20123 built-in functions as x87 inline asm.
20125 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20127 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20129 2007-01-30 Eric Christopher <echristo@apple.com>
20131 * config.gcc: Add geode.
20133 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20135 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20136 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20137 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20138 value-prof.c: Fix comment typos.
20140 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20143 * doc/invoke.texi (Wpointer-arith): Document warning.
20145 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20147 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20148 the list of discrepancies from the draft TR.
20150 2007-01-30 Dirk Mueller <dmueller@suse.de>
20153 * doc/invoke.texi (-Wreturn-type): Update description to
20154 match new behavior.
20156 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20158 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20160 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20162 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20163 to handle optabs that operate on floating point input argument and
20164 output to integer output.
20165 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20166 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20167 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20168 expand_builtin_interclass_mathfn ().
20169 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20170 (ilogbsi2): Remove.
20171 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20172 ilogbl built-in functions as x87 intrinsics.
20174 2007-01-30 Richard Guenther <rguenther@suse.de>
20176 PR middle-end/27657
20177 * dwarf2out.c (reference_to_unused): Query varpool if the
20178 variable was output.
20180 2007-01-30 Richard Guenther <rguenther@suse.de>
20182 PR middle-end/30313
20183 * passes.c (execute_one_pass): Reset in_gimple_form to not
20184 confuse non-unit-at-a-time mode.
20186 2007-01-29 Roger Sayle <roger@eyesopen.com>
20187 Richard Guenther <rguenther@suse.de>
20189 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20190 avoid undefined behaviour on overflow. Use force_fit_type_double
20191 to construct the constant with the specified TREE_OVERFLOW.
20193 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20195 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20196 * config/dfp-bit.h: Ditto.
20198 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20200 * c-decl.c (pop_scope): Replace warnings with call to
20201 warn_for_unused_label.
20202 * c-common.h (warn_for_unused_label): Declare.
20203 * c-common.c (warn_for_unused_label): Define.
20205 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20207 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20210 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20212 * Makefile.in (USER_H): Remove decfloat.h.
20213 * ginclude/decfloat.h: Delete, moving contents to ...
20214 * ginclude/float.h: Add support for decimal floating point,
20215 guarded by __STDC_WANT_DEC_FP__.
20217 2007-01-29 Mike Stump <mrs@apple.com>
20219 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20220 Analysis and Representation to resolve case insensitive conflict.
20221 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20223 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20225 * tree.h (struct tree_memory_tag): Add aliases member.
20226 (MTAG_ALIASES): New macro.
20227 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20228 (add_may_alias): Remove pointer-set. Update for may_aliases being
20230 (mark_aliases_call_clobbered): Update for may_aliases being a
20232 (compute_tag_properties): Ditto.
20233 (create_partition_for): Ditto.
20234 (compute_memory_partitions): Ditto.
20235 (dump_may_aliases_for): Ditto.
20236 (is_aliased_with): Ditto.
20237 (add_may_alias_for_new_tag): Ditto.
20238 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20239 (compute_is_aliased): New function.
20240 (compute_may_aliases): Call compute_is_aliased).
20241 (init_alias_info): Initialize alias_bitmap_obstack.
20242 (union_alias_set_into): New function.
20243 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20244 (have_common_aliases_p): Rewrite to take two bitmaps and use
20246 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20247 Update for bitmaps.
20248 (finalize_ref_all_pointers): Update for add_may_alias changes.
20249 (new_type_alias): Ditto.
20250 * tree-flow-inline.h (may_aliases): Return a bitmap.
20251 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20252 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20253 may_aliases being a bitmap.
20254 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20255 may_aliases now returns a bitmap.
20256 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20258 * tree-ssa-operands.c (add_virtual_operand): Update for
20259 may_aliases being a bitmap.
20261 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20263 PR tree-optimization/30630
20264 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20265 variable as changed.
20267 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20270 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20271 expanded only once even if an error occurs.
20273 2007-01-29 Ben Elliston <bje@au.ibm.com>
20275 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20276 (__gcov_average_profiler): Likewise.
20277 (__gcov_ior_profiler): Likewise.
20278 (__gcov_merge_ior): Likewise.
20280 2007-01-28 Jan Hubicka <jh@suse.cz>
20282 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20283 * value-prof.c (stringop_block_profile): Likewise.
20285 2007-01-28 Jan Hubicka <jh@suse.cz>
20287 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20288 Add variant handling histograms; add wrapper.
20289 (clear_storage_via_libcall): Export.
20290 (emit_block_move_hints): Break out from ...; add histograms.
20291 (emit_block_move): ... this one.
20292 (clear_storage_hints): Break out from ...; add histograms.
20293 (clear_storage): ... this one.
20294 (set_storage_via_memset): Handle histogram.
20295 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20296 (clear_storage_hints, clear_storage_via_libcall): Declare.
20297 (set_storage_via_setmem): Update prototype.
20298 * doc/md.texi (movmem, setmem): Document new arguments.
20300 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20301 Add new histograms.
20302 (stringop_block_profile): New global function.
20303 (tree_stringops_values_to_profile): Profile block size and alignment.
20304 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20306 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20307 (stringop_block_profile): Declare.
20308 * builtins.c: Include value-prof.h.
20309 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20310 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20311 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20312 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20313 * profile.c (instrument_values): Add new counters.
20314 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20316 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20317 (tree_init_edge_profiler): Build new profilers.
20318 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20319 (pass_tree_profile): Add dump.
20320 (tree_profile_hooks): Update.
20321 * Makefile.in (LIBGCOV): Add new constants.
20322 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20323 __gcov_ior_profiler): New.
20324 * i386.md (movmem/setmem expanders): Add new optional arguments.
20326 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20328 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20330 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20332 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20333 (tree_unswitch_single_loop): Pass eni_size_weights to
20334 tree_num_loop_insns.
20335 * tree-ssa-loop-manip.c: Include tree-inline.h.
20336 (can_unroll_loop_p): Pass eni_size_weights to
20337 tree_num_loop_insns.
20338 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20339 Pass eni_size_weights to estimate_num_insns.
20340 * tree.h (init_inline_once): Export.
20341 * toplev.c (backend_init): Call init_inline_once.
20342 * cgraphunit.c (cgraph_process_new_functions,
20343 cgraph_analyze_function): Pass eni_inlining_weights to
20344 estimate_num_insns.
20345 * ipa-inline.c (compute_inline_parameters): Ditto.
20346 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20347 to estimate_num_insns.
20348 (try_unroll_loop_completely): Pass eni_size_weights to
20349 tree_num_loop_insns.
20350 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20351 ot estimate_num_insns.
20352 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20353 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20354 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20355 eni_time_weights): New variables.
20356 (init_inline_once): Initialize them.
20357 (struct eni_data): Mew.
20358 (estimate_num_insns_1, estimate_num_insns): Use weights.
20359 * tree-inline.h (struct eni_weights_d): New.
20360 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20361 (estimate_num_insns): Declaration changed.
20362 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20363 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20364 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20366 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20368 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20369 relations in the conflict function is valid.
20371 2007-01-27 Ian Lance Taylor <iant@google.com>
20373 * common.opt: Add fstrict-overflow.
20374 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20375 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20376 (TYPE_OVERFLOW_UNDEFINED): Define.
20377 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20379 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20380 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20381 (fold_negate_expr): Likewise.
20382 (make_range): Likewise.
20383 (extract_muldiv_1): Likewise.
20384 (maybe_canonicalize_comparison): Likewise.
20385 (fold_comparison): Likewise.
20386 (fold_binary): Likewise.
20387 (tree_expr_nonnegative_p): Likewise.
20388 (tree_expr_nonzero_p): Likewise.
20389 * tree-vrp.c (compare_values): Likewise.
20390 (extract_range_from_binary_expr): Likewise.
20391 (extract_range_from_unary_expr): Likewise.
20392 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20394 (nowrap_type_p): Likewise.
20395 * tree-scalar-evolution.c (simple_iv): Likewise.
20396 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20397 (build_range_check): Likewise.
20398 (extract_muldiv_1): Likewise.
20399 (fold_comparison): Likewise.
20400 * tree-vrp.c (vrp_int_const_binop): Likewise.
20401 (extract_range_from_unary_expr): Likewise.
20402 * convert.c (convert_to_integer): Likewise.
20403 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20404 (fold_comparison): Likewise.
20405 (fold_binary): Likewise.
20406 * optabs.c (optab_for_tree_code): Likewise.
20407 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20408 * simplify-rtx.c (simplify_const_relational_operation): Check
20409 flag_strict_overflow and flag_trapv.
20410 (simplify_const_relational_operation): Likewise.
20411 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20412 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20415 2007-01-27 Roger Sayle <roger@eyesopen.com>
20417 * tree.c (tree_fold_gcd): Delete.
20418 * tree.h (tree_fold_gcd): Remove prototype.
20419 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20420 test whether one constant integer is a multiple of another. Instead
20421 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20422 * fold-const.c (multiple_of_p): We've determined both TOP and
20423 BOTTOM are integer constants so we can call int_const_binop directly
20424 instead of the more generic const_binop.
20426 2007-01-27 Roger Sayle <roger@eyesopen.com>
20428 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20429 1*X check that the constant hasn't overflowed, to preserve the
20431 (round_up): Provide an efficient implementation when rouding-up an
20432 INTEGER_CST to a power-of-two.
20434 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20436 * doc/sourcebuild.texi: Add comma for clarity.
20437 * doc/extend.texi: Fix some typos.
20438 * doc/passes.texi: Likewise.
20439 * doc/cppinternals.texi: Likewise.
20440 * doc/c-tree.texi: Likewise.
20441 * doc/tree-ssa.texi: Likewise.
20442 * doc/install.texi: Likewise.
20444 2007-01-27 Jan Hubicka <jh@suse.cz>
20446 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20447 (pass_sra): Do not require alias information.
20448 * passes.c (init_optimization_passes): Add SRA
20450 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20452 * tracer.c (rest_of_handle_tracer): We already cleaned
20453 up the CFG in tracer() so don't do it here again.
20454 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20455 cleanup_cfg here, either. And don't call renumber_insns.
20457 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20458 and BB_HEAD are in the insn stream here. Instead make sure
20459 that BB_INSN is valid on all insns. Also, do check here that
20460 there are no pending branch predictions...
20461 (rtl_verify_flow_info): ...instead of doing it here. Checks
20462 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20465 2007-01-26 Roger Sayle <roger@eyesopen.com>
20467 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20468 function to simplify/factorize operand order canonicalization.
20469 (ix86_fixup_binary_operands): Reorganize using the above function.
20470 (ix86_binary_operator_ok): Likewise.
20472 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20474 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20475 file scope from optimize_attrs.
20476 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20478 (optimize_attrs): Clear insn_code_values after freeing it.
20480 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20482 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20483 a parts.base assignment.
20485 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20487 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20488 (compute_subscript_distance, initialize_data_dependence_relation,
20489 finalize_ddr_dependent, analyze_ziv_subscript,
20490 analyze_siv_subscript_cst_affine,
20491 compute_overlap_steps_for_affine_univar,
20492 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20493 analyze_siv_subscript, analyze_miv_subscript,
20494 analyze_overlapping_iterations, subscript_dependence_tester_1,
20495 compute_self_dependence, free_dependence_relation): Work
20496 with affine_fn instead of chrecs.
20497 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20498 common_affine_function, affine_function_base,
20499 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20500 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20501 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20502 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20503 (all_chrecs_equal_p): Removed.
20504 * tree-data-ref.h (affine_fn, conflict_function): New types.
20505 (struct subscript): Change type of conflicting_iterations_in_a
20506 and conflicting_iterations_in_b.
20508 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20511 * config/pa/pa.h (TARGET_HPUX_11): New.
20512 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20513 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20515 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20516 Richard Guenther <rguenther@suse.de>
20518 * tree-ssa-structalias.c (solve_graph): Handle case
20519 we merged the variable to another.
20521 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20523 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20526 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20527 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20529 2007-01-25 DJ Delorie <dj@redhat.com>
20531 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20532 allow changes to modes which don't fit in those registers.
20534 * reload1.c (choose_reload_regs): Check for invalid subregs before
20535 computing their locations, not after.
20537 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20540 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20541 save Altivec registers in an eh_return function.
20542 (compute_vrsave_mask): Likewise.
20543 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20544 for saving Altivec registers.
20545 (rs6000_emit_prologue): Don't allocate stack twice in
20546 eh_return function. Correct expected value of altivec_save_offset
20547 when using save_world. Describe save of R0 to stack when using
20548 save_world. Describe stack pointer adjustment when using
20549 save_world. Remove duplicated eh_return parameter register saving.
20550 Update sp_offset variable after save_world.
20551 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20553 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20554 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20557 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20559 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20561 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20564 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20565 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20567 2007-01-25 Richard Guenther <rguenther@suse.de>
20569 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20570 * common.opt (-Wcoverage-mismatch): New warning option.
20571 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20572 if -Wcoverage-mismatch is given.
20574 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20576 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20577 (ipcp_driver): Change to static definition.
20578 Add dumping of the ifunctions.
20579 (constant_val_insert): Remove unused parameter. Support for SSA.
20580 (ipcp_propagate_const): Support for SSA.
20581 (ipcp_profile_bb_print): Print only analyzed nodes.
20582 (ipcp_replace_map_create): Remove support for Fortran constant
20584 * ipa-prop.c (ipa_method_modify_stmt,
20585 ipa_callsite_compute_param): Support for SSA.
20586 * ipa-prop.h (ipcp_driver): Remove declaration.
20587 (IS_VALID_TREE_MAP_INDEX): Add define.
20589 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20591 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20593 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20595 PR middle-end/30447
20596 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20597 constant argument to cabs and do it without checking for
20598 -funsafe-math-optimizations.
20600 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20602 * c-common.h (RID_FIRST_CXX0X): New.
20603 (RID_LAST_CXX0X): New.
20604 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20606 * c.opt (Wc++0x-compat): New.
20607 * doc/invoke.texi (-Wc++0x-compat): Document.
20609 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20611 * builtins.c (fold_builtin_carg): New.
20612 (fold_builtin_1): Use it.
20614 2007-01-24 Jan Hubicka <jh@suse.cz>
20616 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20618 * ipa-inline.c (initial_insns, max_insns): Delete.
20619 (compute_max_insns): New function.
20620 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20621 amount of insns as base for code growth.
20622 (cgraph_decide_inlining): Make initial_insns local; do not compute
20624 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20625 * doc/invoke.texi (inline-unit-growth): Update docs.
20627 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20629 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20630 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20631 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20632 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20633 for CPUs that have PTA_CX16 set.
20635 PR middle-end/27416
20636 * gimplify.c (omp_check_private): New function.
20637 (gimplify_scan_omp_clauses): Use it for
20638 firstprivate/lastprivate/reduction.
20640 PR middle-end/30494
20641 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20642 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20644 PR middle-end/30421
20645 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20646 If lower_lastprivate_clauses emits some statements, append them
20647 to dlist rather than body_p and to body_p append an initializer.
20648 (lower_omp_for): Adjust caller.
20650 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20652 * target.h (globalize_decl_name): New.
20653 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20654 * output.h (default_globalize_decl_name): New.
20655 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20657 (globalize_decl): Ditto.
20658 (default_globalize_decl_name): New.
20659 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20660 (ia64_handle_version_id_attribute): New.
20661 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20662 (ia64_asm_output_external): Use globalize_decl_name instead
20663 of globalize_label.
20664 * doc/extend.texi (version_id): New pragma.
20665 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20667 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20669 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20670 _uleb128_t and _Unwind_SWord with _sleb128_t.
20671 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20672 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20674 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20675 * unwind-pe.h (read_uleb128, read_sleb128,
20676 read_encoded_value_with_base): Likewise.
20677 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20679 2007-01-24 Richard Guenther <rguenther@suse.de>
20681 * builtins.c (expand_builtin_cexpi): Get the fndecl
20682 for cexp in the correct way.
20684 2007-01-24 Jan Hubicka <jh@suse.cz>
20686 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20689 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20691 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20692 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20693 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20694 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20695 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20696 __SIZEOF_PTRDIFF_T__.
20697 * doc/cpp.texi: Documentation for the new builtin macros added.
20699 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20701 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20702 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20703 instead of operands[2] to avoid access past the end of array.
20705 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20707 * reload1.c (emit_reload_insns): Pass the reload register
20708 for a non-spill output reload through forget_old_reloads_1.
20710 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20712 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20713 _SOFT_DOUBLE if doubles use software floating-point.
20714 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20715 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20716 * config/rs6000/darwin-ldouble.c: Also compile functions for
20717 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20718 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20719 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20720 commented-out long double override.
20721 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20722 * config/rs6000/eabispe.h: Likewise.
20723 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20724 long double for non-SPE.
20725 (rs6000_handle_option): Likewise.
20726 (invalid_e500_subreg): Disallow more subregs involding DImode,
20727 DFmode, TImode or TFmode.
20728 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20730 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20732 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20733 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20735 (rs6000_legitimate_address): Also check for TFmode for E500
20737 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20738 (spe_build_register_parallel): Handle TFmode and TCmode.
20739 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20741 (function_arg): Handle TFmode and TCmode for E500 double.
20742 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20744 (print_operand): Handle TFmode and TImode for %y.
20745 (rs6000_generate_compare): Handle TFmode comparisons for E500
20747 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20748 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20749 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20750 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20751 TFmode for E500 double.
20752 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20753 (floatsidf2): Enable for E500 double.
20754 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20755 (extenddftf2): Change to extenddftf2_fprs.
20756 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20757 depending on TARGET_E500_DOUBLE.
20758 (extendsftf2): Enable for E500 double.
20759 (trunctfdf2): Enable for E500 double.
20760 (trunctfsf2): Change to trunctfsf2_fprs.
20761 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20762 depending on TARGET_E500_DOUBLE.
20763 (floatsitf2): Enable for E500 double.
20764 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20765 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20766 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20767 (negtf2): Change to negtf2_internal.
20768 (negtf2): New expander.
20769 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20770 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20771 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20772 (movdi_internal32): Use rs6000_nonimmediate_operand.
20773 (unnamed splitter): Likewise.
20774 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20775 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20776 (SPE64TF, DITI): New mode macros.
20777 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20780 (frob_<mode>_di_2): New.
20781 (frob_tf_di_8_2): New.
20782 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20784 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20786 (frob_ti_<mode>_8_2): New.
20787 (frob_ti_tf_2): New.
20788 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20789 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20791 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20792 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20793 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20794 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20795 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20796 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20799 2007-01-23 Ian Lance Taylor <iant@google.com>
20801 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20803 (OBJS-archive): Reformat, alphabetize.
20804 (OBJS): Change out_object_file to OBJS-md.
20806 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20808 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20809 JUMP_P and CALL_P predicates where applicable.
20810 * config/i386/i386.c: Ditto.
20811 * config/i386/i386.md: Ditto.
20812 * config/i386/mmx.md: Ditto.
20813 * config/i386/predicates.md: Ditto.
20815 2007-01-22 Andreas Schwab <schwab@suse.de>
20817 * config/m68k/m68k.h: Fix comment.
20819 2007-01-22 Jan Hubicka <jh@suse.cz>
20821 * passes.c (init_optimization_passes): Do not rerun
20822 pass_early_warn_uninitialized.
20824 2007-01-22 Richard Guenther <rguenther@suse.de>
20826 PR tree-optimization/30038
20827 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
20829 (execute_cse_sincos_1): Likewise.
20830 (execute_cse_sincos): Likewise.
20831 (gate_cse_sincos): Likewise.
20832 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
20833 the cexpi() canonicalization of sincos().
20834 * tree-pass.h (pass_cse_sincos): Declare.
20835 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
20837 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20839 PR rtl-optimization/29329
20840 * combine.c (replaced_rhs_insn): Rename to i2mod.
20841 (replaced_rhs_value): Rename to i2mod_new_rhs.
20842 (i2mod_old_rhs): New global variable.
20843 (combine_instructions): Adjust for above change. Save a copy of
20844 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
20845 note are substituted in the second instruction.
20846 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
20847 ditch the note if it pertains to the second eliminated register
20848 and this register is mentioned in i2mod_old_rhs.
20851 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
20853 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
20854 the insn to which the note was originally attached.
20856 2007-01-21 Jan Hubicka <jh@suse.cz>
20858 * ipa-inline.c (inlining_mode): Comment, move up.
20859 (cgraph_decide_inlining_incrementally): Do not perform inlining
20860 itself; fix handling of flattening of self recursive functions.
20861 (cgraph_find_cycles): Remove.
20862 (cgraph_flatten_node): Remove.
20863 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
20864 (try_inline): New function.
20865 (cgraph_early_inlining): Update call of
20866 cgraph_decide_inlining_incrementally. Apply inlining here.
20867 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
20869 2007-01-21 Dirk Mueller <dmueller@suse.de>
20872 * tree-vrp.c (check_array_bounds): do not warn
20873 about ADDR_EXPR's of ARRAY_REF's which are immediately
20874 used in binary expressions.
20876 2007-01-21 Ira Rosen <irar@il.ibm.com>
20878 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
20879 read_write_dep and macros for its access.
20880 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
20881 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
20882 argument, call vect_check_interleaving for every independent pair of
20883 data-refs. Mark loads that access the same memory location as a store
20885 (vect_check_dependences): Remove.
20886 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
20887 call, fix the call to vect_analyze_data_ref_dependence.
20888 (vect_analyze_data_ref_access): For statements that access the same
20889 data-ref, check that they are not stores; for loads, check that there
20890 is no store that access the same location.
20892 2007-01-20 Roger Sayle <roger@eyesopen.com>
20893 Joseph Myers <joseph@codesourcery.com>
20895 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
20896 (-fdump-rtl-stack): Likewise.
20897 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
20898 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
20899 (-mpt-fixed): Use @minus{} for minus sign.
20900 (Using Precompiled Headers): Fix under/overfull hbox.
20902 2007-01-20 Jan Hubicka <jh@suse.cz>
20904 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
20905 place within annotation.
20907 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20909 * pa.c (output_move_double): Change array size of xoperands to 4.
20911 2007-01-20 Jan Hubicka <jh@suse.cz>
20913 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
20916 2007-01-19 Ian Lance Taylor <iant@google.com>
20918 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
20919 constant to unsigned HOST_WIDE_INT before negating.
20921 2007-01-19 Ian Lance Taylor <iant@google.com>
20923 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
20925 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
20926 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20927 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
20928 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
20929 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20930 (realloc_vdef, realloc_vuse): Change second parameter to
20932 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
20933 fields to unsigned.
20934 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
20935 unsigned. Change x and lim locals to unsigned.
20936 (realloc_vdef, realloc_vuse): Change num_elem parameter to
20938 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
20939 (copy_virtual_operands): Change i and n locals to unsigned.
20941 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20943 PR middle-end/29335
20944 * builtins.c (fold_builtin_1): Handle builtin fdim.
20946 2007-01-20 Jan Hubicka <jh@suse.cz>
20948 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
20949 * tree-ssa-structalias.c (compute_points_to_sets): Do call
20950 init_alias_heapvars.
20951 (init_alias_heapvars): Initialize only when not already initialized.
20952 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
20954 2007-01-19 Roger Sayle <roger@eyesopen.com>
20956 * common.opt (fsigned-zeros): New command line option.
20957 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
20958 of flag_unsafe_math_optimizations.
20959 * opts.c (set_fast_math_flags): The -ffast-math command line option
20960 implies -fno-signed-zeros.
20961 (fast_math_flags_set_p): Likewise.
20963 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
20964 the documentation of -ffast-math appropriately. Wrap long lines.
20966 2007-01-19 Steve Ellcey <sje@cup.hp.com>
20968 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
20969 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
20971 2007-01-19 Tomas Bily <tbily@suse.cz>
20973 * cgraphunit.c (cgraph_finalize_function): Updating of pid
20975 (tree_init_ic_make_global_vars): New function
20976 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
20977 (tree_gen_ic_profiler): New function
20978 (tree_gen_ic_func_profiler): New function
20979 (tree_profiling): Added calling of tree_gen_ic_func_profiler
20980 (tree_profile_hooks): Added hook for indirec/virtual calls
20981 * value-prof.c (tree_find_values_to_profile): New case for
20983 (tree_values_to_profile): Call for determining indirect/virtual
20985 (tree_indirect_call_to_profile): New function
20986 (tree_ic_transform): New function
20987 (tree_ic): New function
20988 (find_func_by_pid): New function
20989 (init_pid_map): New function
20990 (tree_value_profile_transformations): Added check for
20991 indirect/virtual call transformation
20992 * value-prof.h (enum hist_type): New counter type for
20993 indirect/virtual calls
20994 (profile_hooks): Added new hook for profiling indirect/virtual
20996 * profile.c (instrument_values): New case for indirect/virtual
20998 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
20999 (GCOV_COUNTER_V_INDIR): New counter type
21000 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21001 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21003 * cgraph.c: Definition of cgraph_max_pid
21004 (cgraph_create_node): Default init of pid attribute
21005 * cgraph.h: Declaration of cgraph_max_pid
21006 (struct cgraph_node): Added pid attribute
21007 * libgcov.c (__gcov_indirect_call_profiler): New function
21008 (__gcov_one_value_profiler_body): New function
21009 (__gcov_one_value_profiler): Body was moved to
21010 __gcov_one_value_profiler_body and calls it
21012 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21014 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21015 * gengtype.c (write_types_data, write_func_for_structure,
21016 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21017 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21018 (walk_type, write_func_for_structure): Generate the mark_hook if
21021 2007-01-19 Jan Hubicka <jh@suse.cz>
21023 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21024 'early' argument take inlining mode argument specifying whether to
21025 inline for size/speeed or all functions; add support for flattening;
21027 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21029 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21032 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21033 the name of the declared identifier.
21035 2007-01-19 Dirk Mueller <dmueller@suse.de>
21037 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21038 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21039 duplicate evaluation.
21041 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21043 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21044 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21045 to XFMode, use acosxf2 and truncate result to requested mode.
21046 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21047 (asin<mode>2): Similarly, with asin expanders.
21048 (*fscalexf4_i387): Rename from *fscalexf4.
21049 (expNcorexf3): New expander.
21050 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21051 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21052 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21053 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21054 patterns for SSE math.
21055 (exp10<mode>2): Similarly, with exp10 expanders.
21056 (exp2<mode>2): Similarly, with exp2 expanders.
21057 (expm1<mode>2): Similarly, with expm1 expanders.
21058 (ldexp<mode>3): Similarly, with ldexp expanders.
21059 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21060 Use gen_truncxf<mode>2_i387_noop to truncate result.
21062 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21064 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21065 for ColdFire targets.
21067 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21068 Richard Sandiford <richard@codesourcery.com>
21070 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21071 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21072 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21073 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21074 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21075 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21077 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21079 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21080 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21081 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21082 (*adddi_dilshr32_cf): New pattern.
21083 (adddi3, subdi3): Remove first alternatives.
21085 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21087 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21088 implemented using move.l, do not use its cc result for floating-point
21091 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21093 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21094 from accepting 's' constraints if flag_pic.
21096 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21098 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21099 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21100 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21101 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21103 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21105 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21106 ColdFire alternatives.
21107 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21108 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21109 architectures that support ff1 instruction.
21111 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21112 Julian Brown <julian@codesourcery.com>
21114 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21115 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21116 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21119 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21121 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21123 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21124 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21125 HOST_WIDE_INT instead of an rtx.
21126 (m68k_rtx_costs): Update call accordingly.
21127 (output_move_const_into_data_reg): Likewise. Fix formatting.
21128 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21130 (output_move_simode_const): Update calls after above changes.
21131 Rework to use automatic variables and predicates like MEM_P.
21132 * config/m68k/m68k.md (pushexthisi_const): Update call to
21135 2007-01-19 Dirk Mueller <dmueller@suse.de>
21137 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21138 in dump_flags test.
21140 2007-01-19 Richard Guenther <rguenther@suse.de>
21142 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21143 via cexp in case sincos is not available.
21145 2007-01-19 Richard Guenther <rguenther@suse.de>
21147 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21148 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21149 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21150 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21151 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21152 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21153 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21154 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21156 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21158 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21160 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21161 (atan2xf3): Directly generate RTL pattern.
21162 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21163 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21164 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21165 disable patterns for SSE math.
21166 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21167 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21168 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21169 disable patterns for SSE math.
21171 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21173 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21175 2007-01-18 Roger Sayle <roger@eyesopen.com>
21177 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21178 VIEW_CONVERT_EXPR to the same type as it's operand.
21180 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21182 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21183 configured for long double 128.
21185 2007-01-18 Mike Stump <mrs@apple.com>
21187 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21190 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21192 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21195 2007-01-18 Jan Hubicka <jh@suse.cz>
21197 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21198 greater than NUM_VOP_FREE_BUCKETS.
21200 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21202 * tree-ssa-structalias.c: Update comments.
21203 (ptabitmap_obstack): Removed.
21204 (pta_obstack): New.
21205 (oldpta_obstack): Ditto.
21206 (stats): Add a few members.
21207 (struct variable_info): Remove node, complex, address_taken, and
21208 indirect_target members. Add oldsolution member.
21209 (new_var_info): Do not initialize removed members.
21210 (constraint_expr_type): Remove INCLUDES.
21211 (constraint_graph): Add size, implicit_preds, rep,
21212 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21213 (FIRST_REF_NODE): New macro.
21214 (LAST_REF_NODE): Ditto.
21215 (FIRST_ADDR_NODE): Ditto.
21216 (find): New function.
21218 (dump_constraint): Do not handle INCLUDES.
21219 (insert_into_complex): Do not insert duplicate constraints.
21220 (condense_varmap_nodes): Renamed and rewritten into ...
21221 (merge_node_constraints): This. Also fix bug in handling of
21222 offseted copy constraints.
21223 (clear_edges_for_node): No longer need to deal with preds at all,
21224 or removing associated preds/succs.
21225 (merge_graph_nodes): Deal with indirect_cycles.
21226 Don't deal with predecessors.
21227 (add_implicit_graph_edge): New function.
21228 (add_pred_graph_edge): Ditto.
21229 (add_graph_edge): Don't deal with predecessors.
21230 (build_constraint_graph): Removed.
21231 (build_pred_graph): New function.
21232 (build_succ_graph): Ditto.
21233 (struct scc_info): Removed in_component. Added roots, dfs, and
21234 node_mapping. Remove visited_index, unification_queue.
21235 (scc_visit): Deal with union-find we do now.
21236 Deal with cycles with REF nodes.
21237 (collapse_nodes): Renamed and rewritten to ...
21238 (unify_nodes): This.
21239 (process_unification_queue): Removed.
21240 (topo_visit): Cleanup
21241 (do_da_constraint): Use find.
21242 (do_sd_constraint): Ditto.
21243 (do_ds_constraint): Ditto.
21244 (do_complex_constraint): Ditto.
21245 (init_scc_info): Update for removed and added members.
21246 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21247 (find_indirect_cycles): This.
21248 (equivalence_class): New variable.
21249 (label_visit): New function.
21250 (perform_variable_substitution): Rewritten.
21251 (free_var_substitution_info): New function.
21252 (find_equivalent_node): Ditto.
21253 (move_complex_constraints): Ditto.
21254 (eliminate_indirect_cycles): Ditto.
21255 (solve_graph): Only propagate changed bits.
21256 Use indirect cycle elimination.
21258 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21259 (tree_id_eq): Renamed to ...
21260 (tree_vi_eq): This. Update for member change
21261 (insert_id_for_tree): Renamed and rewritten to ...
21262 (insert_vi_for_tree): This.
21263 (lookup_id_for_tree): Renamed and rewritten to ...
21264 (lookup_vi_for_tree): This.
21265 (get_id_for_tree): Renamed and rewritten to ...
21266 (get_vi_for_tree): Ditto.
21267 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21268 (process_constraint): Don't handle INCLUDES.
21269 Remove special ADDRESSOF case.
21270 (find_func_aliases): Rewrite to use vi functions instead of id
21272 (create_function_info_for): Ditto.
21273 (create_variable_info_for): Ditto.
21274 (intra_create_variable_infos): Ditto.
21275 (merge_smts_into): Ditto.
21276 (find_what_p_points_to): Ditto.
21277 (init_base_vars): Ditto.
21278 (init_alias_vars): Ditto.
21279 (remove_preds_and_fake_succs): New function.
21280 (dump_sa_points_to_info): Dump new stats.
21281 (dump_solution_for_var): Use find.
21282 (set_used_smts): Fix formatting.
21283 (compute_points_to_sets): Updated for new functions.
21284 (ipa_pta_execute): Ditto.
21286 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21287 Richard Sandiford <richard@codesourcery.com>
21289 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21291 * calls.c (expand_call): If the return value is a PARALLEL,
21292 extract its first member.
21293 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21294 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21295 use FUNCTION_EXTRA_EPILOGUE.
21296 (m68k_function_value): Return a PARALLEL if the return value
21297 is of a pointer type.
21298 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21299 (FUNCTION_EXTRA_EPILOGUE): Remove.
21300 * config/m68k/m68k.md (D0_REG): New constant.
21302 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21304 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21305 output a NOP for empty epilogues.
21307 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21309 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21310 before function. Extend register save check to include all
21311 registers, not just integer ones.
21313 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21315 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21316 (m68k_use_return_insn): ...this.
21317 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21318 * config/m68k/m68k.c (use_return_insn): Rename to...
21319 (m68k_use_return_insn): ...this.
21320 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21321 of USE_RETURN_INSN.
21323 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21325 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21326 nearest even, fix denormal rounding overflow.
21328 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21330 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21331 f%$smove and f%$move.
21332 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21333 (extendsfdf2_cf): Use fdmove instead of f%&move.
21334 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21335 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21337 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21339 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21342 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21344 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21345 (coldfire_single_format): Declare.
21346 (coldfire_double_format): Likewise.
21347 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21348 of qnan_msb_set to determine the lower bits of a canonical
21350 (encode_ieee_double): Likewise.
21351 (encode_ieee_quad): Likewise.
21352 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21353 (mips_single_format): Likewise.
21354 (ieee_double_format): Likewise.
21355 (mips_double_format): Likewise.
21356 (ieee_extended_motorola_format): Likewise.
21357 (ieee_extended_intel_96_format): Likewise.
21358 (ieee_extended_intel_128_format): Likewise.
21359 (ieee_extended_intel_96_round_53_format): Likewise.
21360 (ibm_extended_format): Likewise.
21361 (mips_extended_format): Likewise.
21362 (ieee_quad_format): Likewise.
21363 (mips_quad_format): Likewise.
21364 (vax_f_format): Likewise.
21365 (vax_d_format): Likewise.
21366 (vax_g_format): Likewise.
21367 (i370_single_format): Likewise.
21368 (i370_double_format): Likewise.
21369 (decimal_single_format): Likewise.
21370 (decimal_double_format): Likewise.
21371 (decimal_quad_format): Likewise.
21372 (c4x_single_format): Likewise.
21373 (c4x_extended_format): Likewise.
21374 (real_internal_format): Likewise.
21375 (coldfire_single_format): New real_format.
21376 (coldfire_double_format): Likewise.
21377 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21378 canonical_nan_lsbs_set.
21379 (pdp11_d_format): Likewise.
21380 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21381 if TARGET_COLDFIRE_CPU.
21383 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21385 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21386 (output_call, m68k_legitimize_call_address): Declare.
21387 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21388 parenthesees. Add support for a 'W' constraint.
21389 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21390 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21391 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21392 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21394 (override_options): Initialize them. Do not set flag_no_function_cse
21395 for TARGET_ID_SHARED_LIBRARY.
21396 (m68k_output_pic_call): Delete.
21397 (m68k_legitimize_call_address): New function.
21398 (print_operand): Remove the %o prefix. Handle the %p prefix.
21399 (output_call): New function.
21400 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21401 target address from the GOT if symbolic jumps are not allowed.
21402 * config/m68k/m68k.md (call, general_operand): Do not set
21403 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21404 Merge separate flag_pic and !flag_pic define_insns into...
21405 (*call, *call_value): ...these new patterns. Match the address
21406 rather than the containing MEM and require it to be a call_operand.
21407 Use output_call to generate the asm template.
21408 * config/m68k/predicates.md (const_call_operand): New predicate.
21409 (call_operand): Likewise.
21411 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21413 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21414 (STACK_GROWS_DOWNWARD): Define to 1.
21415 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21416 comments, emphasizing that these values are only defaults.
21417 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21418 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21420 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21422 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21424 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21425 Richard Sandiford <richard@codesourcery.com>
21427 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21428 (FP_REGNO_P): New macros.
21429 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21430 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21431 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21432 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21434 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21436 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21437 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21439 * config/m68k/t-floatlib: New file, extracting common code from...
21440 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21441 * config/m68k/t-uclinux: Here.
21442 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21443 routines on ColdFire targets.
21445 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21447 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21448 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21449 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21450 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21451 explicitly set MOTOROLA to 1.
21452 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21454 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21455 Nathan Sidwell <nathan@codesourcery.com>
21457 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21458 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21459 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21460 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21461 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21462 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21463 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21464 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21465 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21466 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21467 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21468 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21469 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21470 (DBX_REGISTER_NUMBER): Delete.
21471 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21472 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21473 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21475 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21477 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21478 * config/flat.h: New file.
21479 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21480 OBJECT_FORMAT_FLAT.
21481 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21482 indirect references for -msep-data or -mid-shared-library.
21483 Do not use PC-relative code addresses either.
21484 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21486 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21487 for shared libraries and crt1.o for executables. Use crti.o and
21489 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21490 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21491 Do not add -elf2flt or -shared-lib-id options here.
21492 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21493 Pass -shared-lib-id if -mid-shared-library, taking the library
21494 identifier from -mshared-library-id if given, otherwise
21496 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21497 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21498 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21499 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21500 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21501 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21503 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21504 jump sequence for ISA A and ISA A+.
21505 (PICJUMP): Likewise.
21507 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21509 * config.gcc (m68k-*-uclinux*): Base the port on the common
21510 and m68k GNU/Linux files rather than on the generic ELF ones.
21511 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21512 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21514 2007-01-18 Julian Brown <julian@codesourcery.com>
21515 Richard Sandiford <richard@codesourcery.com>
21517 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21518 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21519 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21521 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21522 80 unconditionally.
21523 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21525 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21527 * doc/install.texi: Document m68k-uclinuxoldabi.
21528 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21529 * config/m68k/uclinux-oldabi.h: New file, copied from
21530 config/m68k/uclinux.h.
21532 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21534 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21535 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21536 (m32r_compute_frame_size): Use unsigned for regno.
21537 (m32r_reload_lr): Use gen_frame_mem.
21539 (m32r_output_function_epilogue): Don't output the function epilogue
21541 (m32r_expand_epilogue): New.
21542 (direct_return): Return false if the function has the interrupt
21544 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21545 * config/m32r/m32r.md (epilogue): New expander.
21546 (return_lr, return_rte): New insns.
21547 (return): Make it expander.
21548 (return_normal): New expander.
21550 2007-01-18 Josh Conner <jconner@apple.com>
21553 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21554 support for UNLE, UNLT, UNGE, and UNGT.
21556 2007-01-18 Jan Hubicka <jh@suse.cz>
21558 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21559 * tree-tailcall (add_virtual_phis): Likewise.
21560 (optimize_tail_call): Return TODOs.
21561 (execute_tail_calls): Return TODOs.
21562 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21563 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21565 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21566 Cleanup cfg using TODO.
21567 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21568 * passes.c (execute_function_todo): When cleanup did something, remove
21570 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21571 (make_edges): Don't cleanup_cfg.
21573 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21575 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21576 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21577 operate on the top of stack.
21578 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21579 register handling of instructions that output to the second
21581 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21582 (move_for_stack_reg): Special-case check for dead destination
21583 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21585 * config/i386/i386.md (UNSPEC_TAN): New constant.
21586 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21587 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21588 to correctly model move of constant 1.0 to top stack slot.
21589 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21590 (unnamed peephole2 pattern): Remove corresponding peephole2
21591 pattern that optimizes tan insn and loading of constant 1.0.
21592 (tanxf2): Use fptanxf4_i387.
21593 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21594 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21595 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21596 disable patterns for SSE math.
21597 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21598 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21600 2007-01-18 Dirk Mueller <dmueller@suse.de>
21601 Richard Guenther <rguenther@suse.de>
21604 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21605 * common.opt (Warray-bounds): Add new warning option.
21606 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21608 * Makefile.in: make tree-vrp.o depend on toplev.h
21609 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21611 (check_array_refs, check_array_bounds, check_array_ref): New.
21613 2007-01-18 Jan Hubicka <jh@suse.cz>
21615 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21616 (execute_ssa_ccp): Return flags conditionally.
21617 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21619 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21621 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21623 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21624 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21626 * Makefile.c (GTFILES): Add cfglayout.h.
21627 * gengtype.c (open_base_files): Likewise.
21628 * cfglayout.c (cfg_layout_function_footer,
21629 cfg_layout_function_header) Reindent to make gengtype happy.
21630 * cfglayout.h (cfg_layout_function_footer,
21631 cfg_layout_function_header): Add GTY(()) marker.
21633 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21635 2007-01-18 Ben Elliston <bje@au.ibm.com>
21637 * genautomata.c (write_automata): Include xstrerror output in the
21638 error message if writing the DFA description file fails.
21640 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21642 * config/mips/mips-protos.h (mips_output_external): Make it
21644 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21645 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21646 (extern_list): Likewise.
21647 (extern_head): Likewise.
21648 (TARGET_ASM_FILE_END): Likewise.
21649 (mips_file_end): Likewise.
21650 (mips_output_external): Rewritten.
21652 2007-01-18 Ben Elliston <bje@au.ibm.com>
21654 * genpreds.c (write_insn_preds_c): Only write out the function
21655 body for regclass_for_constraint if we have register constraints.
21657 2007-01-17 Tom Tromey <tromey@redhat.com>
21659 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21660 * doc/install.texi (Testing): Use sourceware.org.
21661 (Binaries): Likewise.
21662 (Specific): Likewise.
21663 * doc/contrib.texi (Contributors): Use sourceware.org.
21665 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21667 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21668 (AVR_ENHANCED): Rename to ...
21669 (AVR_HAVE_MUL): ... new.
21670 (avr_enhanced_p): Rename to ...
21671 (avr_have_mul_p): ... new.
21672 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21673 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21674 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21675 (avr_have_mul_p): ... new.
21676 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21677 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21678 'avr_enhanced_p' and 'enhanced'.
21679 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21680 AVR_HAVE_MUL instead of AVR_ENHANCED.
21681 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21682 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21683 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21684 instead of AVR_ENHANCED.
21685 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21686 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21687 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21689 2007-01-17 Ian Lance Taylor <iant@google.com>
21691 * vec.h (VEC_reserve_exact): Define.
21692 (vec_gc_p_reserve_exact): Declare.
21693 (vec_gc_o_reserve_exact): Declare.
21694 (vec_heap_p_reserve_exact): Declare.
21695 (vec_heap_o_reserve_exact): Declare.
21696 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21698 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21699 negative parameter.
21700 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21701 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21702 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21703 * vec.c (calculate_allocation): Add exact parameter. Change all
21705 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21706 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21707 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21708 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21709 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21710 (vec_heap_p_reserve_exact): New function.
21711 (vec_heap_o_reserve_exact): New function.
21713 2007-01-17 Jan Hubicka <jh@suse.cz>
21715 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21717 2007-01-17 Eric Christopher <echristo@apple.com>
21719 * config.gcc: Support core2 processor.
21721 2007-01-16 Jan Hubicka <jh@suse.cz>
21723 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21724 the names, just unlink the chain so we don't crash on dangling
21728 2007-01-16 Jan Hubicka <jh@suse.cz>
21730 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21731 * tree-pass.h: Reorder to make IPA passes appear toegher.
21732 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21734 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21735 parameters, do not call early inliner.
21736 * ipa-inline.c: Update comments. Include tree-flow.h
21737 (cgraph_decide_inlining): Do not compute inlining parameters.
21738 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21739 be called with function context set up.
21740 (pass_ipa_inline): Remove unreachable functions before pass.
21741 (cgraph_early_inlining): Simplify assuming to be called from the
21743 (pass_early_inline): New pass.
21744 (cgraph_gate_ipa_early_inlining): New gate.
21745 (pass_ipa_early_inline): Turn into simple wrapper.
21746 (compute_inline_parameters): New function.
21747 (gate_inline_passes): New gate.
21748 (pass_inline_parameters): New pass.
21749 (apply_inline): Move here from tree-optimize.c
21750 (pass_apply_inline): New pass.
21751 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21753 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21754 doing them by hand.
21755 (tree_function_versioning): Do not allocate dummy struct function.
21756 * tree-inline.h (optimize_inline_calls): Update prototype.
21757 * tree-optimize.c (execute_fixup_cfg): Export.
21758 (pass_fixup_cfg): Remove
21759 (tree_rest_of_compilation): Do not apply inlines.
21760 * tree-flow.h (execute_fixup_cfg): Declare.
21761 * Makefile.in (gt-passes.c): New.
21762 * passes.c: Include gt-passes.h
21763 (init_optimization_passes): New passes.
21764 (nnodes, order): New static vars.
21765 (do_per_function_toporder): New function.
21766 (execute_one_pass): Dump current pass here.
21767 (execute_ipa_pass_list): Don't dump current pass here.
21769 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21771 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21772 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21774 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21776 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21777 (strong_alias): Define.
21778 (__gcc_qmul): Provide non-FMA for soft-float.
21779 (__gcc_qdiv): Same.
21784 (__gcc_qunord): New.
21794 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21795 soft-float functions.
21796 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21797 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21798 about long double soft float.
21800 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21801 Tehila Meyzels <tehila@il.ibm.com>
21803 * tree-vectorizer.h (is_pattern_stmt_p): New.
21804 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21805 formatting (tabs instead of spaces). Cleanup and clarify setting
21806 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21807 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21808 (vectorizable_type_demotion): Check that types are integral.
21809 (vectorizable_type_promotion): Likewise.
21810 (vectorizable_store): Fix typo. Eliminate new-line at end of
21813 2007-01-16 Jan Hubicka <jh@suse.cz>
21815 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
21818 2007-01-15 Eric Christopher <echristo@apple.com>
21820 * ifcvt.c: Include vec.h, vecprim.h.
21821 (check_cond_move_block): New argument regs.
21822 Reorganize. Add registers used to regs.
21823 (cond_move_process_if_block): Use regs set above as
21826 2007-01-15 Eric Christopher <echristo@apple.com>
21828 * config/darwin.h: Update copyright.
21829 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
21830 (LINK_COMMAND_SPEC): Add -u.
21831 (LINK_SPEC): Fix umbrella for above.
21833 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
21835 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
21838 2007-01-15 Tom Tromey <tromey@redhat.com>
21840 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
21841 * doc/install.texi (Testing): Don't mention jacks.
21842 (Configuration): Document --enable-java-maintainer-mode. Move
21843 --with-java-home to libgcj-specific section. Document
21845 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
21847 2007-01-15 Jan Hubicka <jh@suse.cz>
21849 * tree-ssa-dce.c (DCE_TODOs): New.
21850 (propagate_necessity): Return if something changed.
21851 (eliminate_unnecessary_stmts): Likewise.
21852 (perform_tree_ssa_dce): Return TODO flags when needed.
21853 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
21855 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
21857 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
21858 (fyl2x_extend<mode>xf3_i387): New insn pattern.
21859 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
21860 patterns using X87MODEF12 mode macro. Extend operand 1
21861 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21862 (log10<mode>2): Ditto.
21863 (log2<mode>2): Ditto.
21864 (log1p<mode>2): Ditto.
21865 (logb<mode>2): Ditto.
21866 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
21867 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
21868 (*fxtractxf3_i387): Rename from *fxtractxf3.
21869 (fxtract_extend<mode>xf3_i387): New insn pattern.
21870 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
21871 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
21872 and gen_fyl2xxf3_i387().
21874 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
21876 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
21877 * cfgloopmanip.c (fix_loop_placement): Made static. Use
21878 get_loop_exit_edges. Changed return type to bool.
21879 * cfgloop.h (fix_loop_placement): Declaration removed.
21881 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
21883 * param.h (MIN_VECT_LOOP_BOUND): New.
21884 * params.def (MIN_VECT_LOOP_BOUND): New.
21885 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
21886 argument - minimum threshold for number of iterations.
21887 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
21888 argument to declaration.
21889 * tree-vect-analyze.c (vect_analyze_operations): Check value of
21890 MIN_VECT_LOOP_BOUND.
21891 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
21892 slpeel_tree_peel_loop_to_edge with additional argument.
21893 (vect_do_peeling_for_alignment): Likewise.
21894 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
21896 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
21899 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
21900 operands of size 1.
21902 2007-01-14 Jan Hubicka <jh@suse.cz>
21904 * tree-dfa.c (remove_referenced_var): New function.
21905 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
21906 prune referenced vars list too.
21907 * tree-flow.h (remove_referenced_var): Declare.
21909 2007-01-14 Jan Hubicka <jh@suse.cz>
21911 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
21913 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
21914 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
21915 * except.h (verify_eh_throw_table_statements): Kill prototype.
21916 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
21917 into call exrepssions.
21918 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
21920 * tree-cfg.c: Include pointer-set.h.
21921 (verify_node_sharing): Work on pointer set.
21922 (verify_eh_throw_stmt_node): New.
21923 (verify_stmts): Use pointers sets, verify throw_stmt.
21925 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
21927 * ipa-reference.c (analyze_function): Consider also addresses taken
21930 2007-01-12 Roger Sayle <roger@eyesopen.com>
21932 * c-typeck.c (null_pointer_constant_p): Replace use of
21933 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21934 (build_c_cast): Likewise.
21936 2007-01-12 Roger Sayle <roger@eyesopen.com>
21938 * tree.h (force_fit_type_double): Remove unused final argument.
21939 * c-common.c (constant_expression_warning): Replace use of
21940 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21941 (convert_and_check): Likewise.
21942 (shorten_compare): Update call to force_fit_type_double.
21943 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
21944 * convert.c (convert_to_pointer): Update call to
21945 force_fit_type_double.
21946 * fold-const.c (force_fit_type_double): Remove overflowed_const
21948 (int_const_binop, fold_convert_const_int_from_int,
21949 fold_convert_const_int_from_real, fold_div_compare,
21950 fold_sign_changed_comparison, fold_unary, fold_negate_const,
21951 fold_abs_const, fold_not_const): Remove the final argument from
21952 calls to force_fit_type_double.
21954 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
21956 * configure.ac: Set insn to "nop" for spu-*-* also.
21957 * configure: Regenerate.
21959 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
21961 * builtins.def : Add BUILT_IN_FREE.
21963 2007-01-12 Jan Hubicka <jh@suse.cz>
21965 PR tree-optimization/30443
21966 * tree-inline.c (tree_function_versioning): Do not optimize when
21967 cloning for inlining.
21969 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
21971 * doc/loop.texi: Document recording of loop exits.
21972 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
21973 (update_single_exits_after_duplication,
21974 update_single_exit_for_duplicated_loop,
21975 update_single_exit_for_duplicated_loops): Removed.
21976 (duplicate_loop_to_header_edge): Do not call
21977 update_single_exits_after_duplication and
21978 update_single_exit_for_duplicated_loops.
21979 (loop_version): Do not update single_exit information.
21980 (fix_loop_structure): Use record_loop_exits instead of
21981 mark_single_exit_loops.
21982 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
21983 the lists of loop exits.
21984 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
21985 split_edge, merge_blocks): Update the lists of loop exits.
21986 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
21987 loop_optimizer_init.
21988 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
21989 of mark_single_exit_loops.
21990 (loop_optimizer_finalize): Call release_recorded_exits.
21991 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
21992 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
21993 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
21994 update single exit information.
21995 * lambda-code.c (perfect_nestify): Ditto.
21996 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
21997 (mark_single_exit_loops): Removed.
21998 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
21999 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22000 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22002 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22003 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22004 (verify_loop_structure): Verify consistency of the exit lists.
22005 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22006 (set_single_exit): Removed.
22007 * cfgloop.h (struct loop_exit): New function.
22008 (struct loop): single_exit_ field replaced by exits field.
22009 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22010 LOOPS_HAVE_RECORDED_EXITS.
22011 (struct loops): Added exits hash.
22012 (mark_single_exit_loops, set_single_exit): Declaration removed.
22013 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22015 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22017 * doc/invoke.texi: Avoid use of @headitem.
22019 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22021 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22023 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22025 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22028 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22029 Richard Sandiford <richard@codesourcery.com>
22031 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22032 * config/m68k/m68k.opt: Resort options.
22033 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22035 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22036 Richard Sandiford <richard@codesourcery.com>
22038 * doc/invoke.texi: Document the macros that are defined by
22039 m68k's -mtune and -mhard-float options.
22040 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22041 (m68k_cpp_cpu_family): Likewise.
22042 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22043 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22044 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22045 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22046 (m68k_cpp_cpu_family): Likewise.
22048 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22050 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22051 macros besides mc68000 as tuning macros. Use a switch statement
22052 to set them and mcpu32.
22054 2007-01-12 Julian Brown <julian@codesourcery.com>
22056 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22057 (TARGET_68040_ONLY): Rename to...
22058 (TARGET_68040): ...this.
22059 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22060 * config/m68k/m68k.md: Likewise.
22062 2007-01-12 Julian Brown <julian@codesourcery.com>
22063 Nathan Sidwell <nathan@codesourcery.com>
22064 Richard Sandiford <richard@codesourcery.com>
22066 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22067 the -mcpu= argument associated with the --with-cpu setting.
22068 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22069 if different from the one implied by the -mcpu setting.
22070 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22071 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22072 * doc/invoke.texi: Mention ColdFire in the introduction to the
22073 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22074 -mno-div and -mhard-float options. Make -m68881 a synonym for
22075 -mhard-float. Document the previously-undocumented -m5206e,
22076 -m528x, -m5307 and -m5407 options. Tweak the existing option
22077 documentation for consistency.
22078 * doc/install.texi: Mention new --with-cpu arguments.
22079 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22080 default CPU if neither -mcpu nor -march are specified.
22081 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22082 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22083 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22084 using m68k_tune to decide between families that implement the
22085 same ISA. Use m68k_tune to set __mcfv4e__.
22086 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22087 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22088 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22089 (FL_ISA_C, FL_ISA_MMU): New macros.
22090 (MASK_COLDFIRE): Delete.
22091 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22092 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22093 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22094 (TARGET_HARD_FLOAT): Do not define here.
22095 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22096 (TUNE_68000): New macro.
22097 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22098 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22099 (TUNE_CFV2): Redefine in terms of m68k_tune.
22100 (uarch_type, target_device, fpu_type): New enums.
22101 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22102 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22103 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22104 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22105 (FL_FOR_isa_c): New macros.
22106 (m68k_isa): New enum.
22107 (m68k_target_selection): New structure.
22108 (all_devices, all_isas, all_microarchs): New tables.
22109 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22110 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22111 (MASK_ALL_CPU_BITS): Delete.
22112 (m68k_find_selection): New function.
22113 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22114 Map the legacy target options to a combination of the new ones.
22115 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22116 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22117 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22119 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22120 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22122 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22123 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22124 * config/m68k/m68k-devices.def: New file.
22126 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22127 Nathan Sidwell <nathan@codesourcery.com>
22129 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22130 (SUBTARGET_EXTRA_SPECS): New macros.
22131 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22132 use %(asm_cpu_spec) instead.
22133 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22134 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22135 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22136 (EXTRA_SPECS): Rename to...
22137 (SUBTARGET_EXTRA_SPECS): ...this.
22139 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22140 Richard Sandiford <richard@codesourcery.com>
22141 Julian Brown <julian@codesourcery.com>
22143 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22144 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22145 to the configuration's default CPU.
22146 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22147 Remove default masks.
22148 (m680[012]0-*-*): Set the default with_cpu to the first part of
22150 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22151 (m68k*-*-linux): Extend the --with-cpu handling to...
22152 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22153 and m68010. Don't set target_cpu_default2.
22154 * doc/install.texi: Document --with-cpu for m68k.
22155 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22156 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22157 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22158 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22159 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22160 (ASM_SPEC): Remove use of %(asm_cpu_default).
22161 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22162 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22163 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22164 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22165 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22166 (TARGET_DEFAULT): Delete.
22167 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22168 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22169 (CPP_CPU_SPEC): Delete.
22170 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22171 the appropriate string.
22172 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22173 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22174 (ASM_SPEC): Don't use %(asm_default_spec).
22175 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22176 TARGET_DEFAULT and add MASK_68881.
22177 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22179 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22181 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22182 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22183 MASK_68010 alongside MASK_68020.
22184 * doc/invoke.texi: Document -m68010.
22185 * config/m68k/m68k.opt (m68010): New.
22186 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22188 (TUNE_68010): New macro.
22189 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22190 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22191 (M68K_CPU_m68332): Add MASK_68010.
22192 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22193 fallback definition.
22194 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22196 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22197 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22198 to all entries that use MASK_68020.
22199 (output_move_simode_const, output_move_himode, output_move_qimode)
22200 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22201 instead of TARGET_68020 to select clr behavior. Remove comment
22202 about there being no TARGET_68010.
22203 * config/m68k/m68k.md: Likewise throughout.
22205 2007-01-12 Julian Brown <julian@codesourcery.com>
22207 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22208 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22209 * config/m68k/m68k.md: Likewise.
22211 2007-01-12 Julian Brown <julian@codesourcery.com>
22213 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22214 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22216 2007-01-12 Julian Brown <julian@codesourcery.com>
22218 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22219 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22220 * config/m68k/m68k.md: Likewise.
22222 2007-01-12 Julian Brown <julian@codesourcery.com>
22223 Richard Sandiford <richard@codesourcery.com>
22225 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22226 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22227 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22229 (TARGET_CPU32): Rename to...
22230 (TUNE_CPU32): ...this.
22231 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22232 (TUNE_CFV2): New macros.
22233 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22234 remove conditions that are implied by TARGET_68020.
22235 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22236 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22237 (m68k_output_function_epilogue): Likewise.
22238 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22239 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22240 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22241 non-68000 timings. Refactor multiplication and division costs.
22242 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22243 TUNE_CPU32 instead of TARGET_CPU32.
22244 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22245 and TUNE_68060 instead of TARGET_68060.
22246 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22247 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22249 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22250 && !TARGET_COLDFIRE" to choose between moveq and clr.
22251 Likewise in the unnamed movsf pattern.
22252 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22253 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22256 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22258 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22259 of tabbing before backslashes.
22261 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22263 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22264 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22265 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22267 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22269 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22270 find_interesting_uses_cond.
22271 (find_interesting_uses_cond): Use extract_cond_operands.
22272 (rewrite_use_compare): Use extract_cond_operands and
22273 force_gimple_operand_bsi. Do not call update_stmt.
22274 (determine_use_iv_cost_condition): Use extract_cond_operands.
22275 Return cheaper of using original bound and changing the exit bound.
22277 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22279 PR tree-optimization/29516
22280 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22281 most_expensive_mult_to_index, addr_to_parts,
22282 create_mem_ref, maybe_fold_tmr): Make the type of
22283 fields of TARGET_MEM_REF sizetype.
22284 (move_fixed_address_to_symbol, move_pointer_to_base):
22286 * tree.def (TARGET_MEM_REF): Add comment on types of
22289 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22291 * c-common.c (vector_types_convertible_p): Treat opaque types as
22292 always convertible if they have the same size, but not otherwise.
22294 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22296 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22297 Remove the b_unconditional field.
22298 (noce_try_sign_mask): Do not look at b_unconditional.
22299 (noce_process_if_block): Do not use merge_if_blocks. Update
22300 the CFG here. Do not set b_unconditional.
22301 (cond_move_process_if_block): Likewise.
22302 (find_cond_trap): Likewise.
22303 (check_cond_move_block): Require simple jump insns at the end
22304 of the basic block.
22306 2007-01-11 Jan Hubicka <jh@suse.cz>
22308 PR tree-optimization/1046
22309 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22310 when alias info is not ready.
22311 (pass_tail_recursion): Do not require aliasing.
22312 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22313 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22314 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22315 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22316 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22317 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22318 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22320 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22321 When aliasing is not build, mark statement as volatile.
22323 2007-01-11 Tom Tromey <tromey@redhat.com>
22325 PR preprocessor/15185, PR preprocessor/20989:
22326 * doc/cppopts.texi <-MT>: Update description of algorithm for
22327 computing default target.
22328 <-M, -MD>: Reword "basename" text.
22330 2007-01-11 Roger Sayle <roger@eyesopen.com>
22332 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22333 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22334 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22335 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22336 fold_builtin_bswap, real_constp, fold_builtin_pow,
22337 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22338 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22339 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22340 * convert.c (convert_to_pointer): Likewise.
22341 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22342 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22343 const_binop, fold_convert_const_int_from_int,
22344 fold_convert_const_int_from_real,
22345 fold_convert_const_real_from_real, sign_bit_p,
22346 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22347 fold_sign_changed_comparison, fold_unary, fold_comparison,
22348 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22349 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22350 * print-tree.c (print_node_brief, print_node): Likewise.
22351 * stor-layout.c (place_field, layout_type): Likewise.
22352 * tree-chrec.c (keep_cast): Likewise.
22353 * tree.c (build_vector, build_real, build_real_from_int_cst,
22354 build_complex): Likewise.
22356 2007-01-11 Roger Sayle <roger@eyesopen.com>
22358 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22359 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22361 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22363 * configure.ac (strict1_warn): Rename to strict_warn.
22364 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22365 cc_set_by_configure, quoted_cc_set_by_configure,
22366 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22367 all_boot_languages, all_stagestuff): Remove.
22368 (target_list): Remove bootstrap targets.
22369 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22370 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22371 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22372 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22373 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22374 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22375 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22376 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22377 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22378 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22379 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22380 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22381 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22382 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22383 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22384 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22385 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22386 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22387 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22388 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22389 (mostlyclean): Adjust.
22390 (clean, distclean): Don't mention bootstrap stuff.
22391 * configure: Regenerate.
22392 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22393 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22394 treelang/config-lang.in (stagestuff): Remove.
22395 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22396 stageprofile, stagefeedback, stagestuff): Remove mention.
22398 2007-01-11 Nick Clifton <nickc@redhat.com>
22400 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22402 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22403 (mcore_arith_K_S_operand): Run the test for the S constraint not
22404 the test for the M constraint.
22405 (mcore_addsub_operand): Do not accept integer values that are
22406 larger than 32 bits.
22407 * config/mcore/mcore.md: Remove unused constraints from split.
22408 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22409 (addsi3): Likewise.
22410 (allocate_stack): Likewise.
22411 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22412 operands to 32 bits.
22413 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22415 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22416 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22417 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22418 mcore_output_bclri, mcore_output_andn, output_inline_const,
22419 mcore_output_move, mcore_output_movedouble): Likewise.
22420 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22421 (output_inline_const): Likewise.
22422 (output_inline_const): Fix format strings used in sprintf
22424 * config/mcore/mcore-protos.h: Update prototypes for changed
22425 functions in mcore.c.
22426 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22427 HOST_WIDE_INT and not int.
22428 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22429 CONST_OK_FOR_N): Likewise.
22430 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22431 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22434 2007-01-10 Jan Hubicka <jh@suse.cz>
22436 * tree-vrp.c (remove_range_assertions): Release defs.
22437 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22438 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22440 2007-01-10 Paul Brook <paul@codesourcery.com>
22442 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22443 * config/arm/arm.md (mulsi3subsi): New insn.
22445 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22447 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22448 (tree_transform_and_unroll_loop): New.
22449 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22452 2007-01-10 Robert Kennedy <jimbob@google.com>
22454 * fold-const.c (fold_comparison): Fold comparisons like (x *
22455 1000 < 0) to (x < 0).
22457 2007-01-10 Ian Lance Taylor <iant@google.com>
22459 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22460 operands have the same priority.
22462 2007-01-10 Tom Tromey <tromey@redhat.com>
22464 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22465 (fold_binary): Likewise.
22466 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22467 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22468 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22469 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22470 * langhooks.h (struct lang_hooks): Removed field
22471 'can_use_bit_fields_p'.
22473 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22475 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22477 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22479 * function.c (get_last_funcdef_no): New function.
22480 * function.h (get_last_funcdef_no): Declare.
22481 * tree-inline.c (initialize_cfun): Add initialization.
22482 (tree_function_versioning): Cleanup.
22484 2007-01-10 Jan Hubicka <jh@suse.cz>
22486 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22489 2007-01-10 Sa Liu <saliu@de.ibm.com>
22490 Ben Elliston <bje@au.ibm.com>
22492 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22493 for SAVE_NONLOCAL and Pmode for any other save level.
22494 * spu-protos.h (spu_restore_stack_block): Declare.
22495 * spu.md (save_stack_block): Remove.
22496 (restore_stack_block): Call spu_restore_stack_block.
22497 * spu.c (spu_restore_stack_block): New function.
22498 (spu_expand_epilogue): Remove old comment.
22500 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22502 PR tree-optimization/30322
22503 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22504 (cand_value_at): Return the value as aff_tree.
22505 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22506 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22507 aff_combination_mult): New functions.
22508 (aff_combination_add): Use aff_combination_add_cst.
22509 (aff_combination_convert): Allow conversions to a wider type.
22510 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22511 * tree-affine.h (aff_combination_mult): Declare.
22513 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22515 * doc/tm.texi: Update documentation to reflect reality of exec
22516 and start file search behaviours. Update copyright year.
22517 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22518 header file directories.
22520 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22522 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22523 (*cosxf2): Rename to cosxf2_i387.
22524 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22525 using X87MODEF12 mode macro. Rename patterns to
22526 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22528 (*cosdf2, *cossf2): Ditto.
22529 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22530 to match extended input operands.
22531 (sincos<mode>3): New expander.
22532 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22533 insn patterns and corresponding splitters.
22535 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22537 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22538 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22540 2007-01-09 Nicolas Pitre <nico@cam.org>
22543 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22545 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22547 * target.h (struct gcc_target): New field library_rtti_comdat.
22548 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22549 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22550 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22551 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22553 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22555 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22557 2007-01-08 Richard Guenther <rguenther@suse.de>
22559 * tree.h (force_fit_type_double): Export.
22560 (force_fit_type): Remove.
22561 * fold-const.c (force_fit_type_double): New function.
22562 (force_fit_type): Remove.
22563 (int_const_binop): Use it.
22564 (fold_convert_const_int_from_int): Likewise.
22565 (fold_convert_const_int_from_real): Likewise.
22566 (fold_div_compare): Likewise.
22567 (fold_sign_changed_comparison): Likewise.
22568 (fold_unary): Likewise.
22569 (fold_negate_const): Likewise.
22570 (fold_abs_const): Likewise.
22571 (fold_not_const): Likewise.
22572 * c-common.c (shorten_compare): Use force_fit_type_double.
22573 * convert.c (convert_to_pointer): Likewise.
22575 2007-01-08 Richard Guenther <rguenther@suse.de>
22577 * tree.h (build_int_cst_wide_type): Export.
22578 * tree.c (build_int_cst_wide_type): New function.
22579 (build_int_cst_wide): Fix comment.
22580 * builtins.c (fold_builtin_object_size): Use build_int_cst
22581 to build -1 or 0 of the correct type. Use fit_double_type
22582 to check for overflow.
22583 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22585 (decode_field_reference): Likewise.
22586 (all_ones_mask_p): Likewise.
22587 (native_interpret_int): Use build_int_cst_wide_type.
22588 (fold_binary): Use build_int_cst_type to build an all-ones
22590 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22592 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22594 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22596 2007-01-09 Ben Elliston <bje@au.ibm.com>
22598 * genautomata.c (STATS_OPTION): New option.
22599 (stats_flag): New flag.
22600 (gen_automata_option): Handle it.
22601 (initiate_automaton_gen): Ditto.
22602 (write_automata): Output statistics only if stats_flag is
22603 set. Likewise, output time statistics only if time_flag is set.
22604 * doc/md.texi (Processor pipeline description): Document new flag.
22606 2007-01-08 Richard Guenther <rguenther@suse.de>
22608 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22609 * tree.c (build_int_cst_type): Likewise.
22610 (size_in_bytes): Don't call force_fit_type on the result.
22611 (int_fits_type_p): Use fit_double_type.
22612 * fold-const.c (fit_double_type): New function.
22613 (force_fit_type): Use it.
22614 * tree.h (fit_double_type): Export.
22616 2007-01-08 Jan Hubicka <jh@suse.cz>
22618 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22619 * ipa.c (function_and_variable_visibility): Fix return type.
22621 2007-01-08 Richard Guenther <rguenther@suse.de>
22623 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22624 of offset to build the index.
22625 * tree-pretty-print.c (dump_generic_node): Don't build negated
22626 const just for printing.
22627 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22628 * builtins.c (fold_builtin_int_roundingfn): Check if result
22629 fits the type by using force_fit_type and comparing the result.
22630 * predict.c (predict_loops): Use compare_tree_int for comparison.
22631 * tree.c (build_int_cst): Fall back to integer_type_node for
22633 (build_int_cst_wide): Assert type is non-null.
22635 2007-01-08 Roberto Costa <roberto.costa@st.com>
22637 * tree-vrp.c (extract_range_from_cond_expr): New.
22638 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22639 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22641 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22642 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22643 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22644 used as expressions.
22645 * tree-object-size.c (cond_expr_object_size): New.
22646 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22648 2007-01-08 Jan Hubicka <jh@suse.cz>
22650 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22651 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22654 2007-01-08 Richard Guenther <rguenther@suse.de>
22656 PR tree-optimization/23603
22657 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22658 (extract_range_from_binary): Fall back to truthvalue instead of
22659 varying for TRUTH_*_EXPR.
22660 (extract_range_from_comparison): Fall back to truthvalue instead of
22662 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22663 if all visited PHI values were constant.
22665 2007-01-08 Jan Hubicka <jh@suse.cz>
22667 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22668 (cgraph_analyze_function): break out from ...
22669 (cgraph_finalize_compilation_unit): ... here.
22670 (cgraph_expand_function): Remove forgoten commented out line.
22671 (cgraph_optimize): Analyze functions.
22673 2007-01-08 Jan Hubicka <jh@suse.cz>
22675 * tree-pas.h (TODO_remove_function): New flag.
22676 (TODO_update*): Renumber.
22677 (pass_ipa_increase_alignment,
22678 pass_ipa_function_and_variable_visibility): New passes.
22679 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22680 (cgraph_function_and_variable_visibility): Move to ipa.c
22681 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22682 cgraph_increase_alignment.
22683 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22684 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22685 calling tree-inline.
22686 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22687 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22688 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22689 (gate_increase_alignment): New function.
22690 (pass_ipa_increase_alignment): New pass.
22691 * ipa.c: Inline tree-pass.h and timevar.h
22692 (function_and_variable_visibility): Move here from cgraphunit.c
22693 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22694 * passes.c (init_optimization_passes): Add the two new passes.
22695 (execute_todo): Handle cgraph_remove_functions.
22697 2007-01-08 Nick Clifton <nickc@redhat.com>
22699 * config/frv/predicates.md (reg_or_0_operand): Accept
22702 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22704 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22705 * config.gcc: Add bfin*-rtems*.
22707 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22709 * c.opt: Add -flax-vector-conversions.
22710 * c-typeck.c (convert_for_assignment): Pass flag to
22711 vector_types_convertible_p to allow emission of note.
22712 (digest_init): Likewise.
22713 * c-opts.c: Handle -flax-vector-conversions.
22714 * c-common.c (flag_lax_vector_conversions): New.
22715 (vector_types_convertible_p): Unless -flax-vector conversions
22716 has been passed, disallow conversions between vectors with
22717 differing numbers of subparts and/or element types. If such
22718 a conversion is disallowed, possibly emit a note on the first
22719 occasion only to inform the user of -flax-vector-conversions.
22720 The new last argument specifies this.
22721 * c-common.h (flag_lax_vector_conversions): New.
22722 (vector_types_convertible_p): Add extra argument.
22723 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22724 char_type_node for V*QI type vectors.
22725 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22726 Update to satisfy new typechecking rules.
22727 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22728 C and C++ variants.
22729 * doc/invoke.texi (C Dialect Options): Document
22730 -flax-vector-conversions.
22732 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22734 PR tree-optimization/29877
22735 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22736 a register variable on the RHS to not be replaceable.
22738 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22739 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22740 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22741 const_simm15, const_pow2, const_npow2): Added.
22742 * config/score/misc.md (insv, extv, extzv, movmemsi,
22743 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22744 * config/score/score.c (score_address_cost, score_select_cc_mode):
22746 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22747 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22748 Update score_print_operand.
22749 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22750 Adjust register allocate order and update some macro define.
22751 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22752 mdx_block_move_straight, mdx_block_move_loop_head,
22753 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22754 mdx_block_move_loop, mdx_block_move): Added.
22755 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22756 mdp_limm): Updated and fix some bug and typo.
22757 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22758 (movsf, movdf, doloop_end): Added.
22760 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22762 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22763 config/arm/thumb2.md: Fix comment typos.
22764 * doc/extend.texi: Fix a typo.
22766 2007-01-07 Eric Christopher <echristo@apple.com>
22768 * configure.ac: Check for __stack_chk_fail for darwin.
22769 * configure: Regenerate.
22771 2007-01-07 Richard Guenther <rguenther@suse.de>
22773 * tree-vrp.c (extract_range_from_assert): CSE calls to
22774 compare_values where possible.
22775 (extract_range_from_unary_expr): Likewise.
22777 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22779 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22780 * config/avr/avr.c (call_insn_operand): Delete function.
22781 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22782 instead of register number. Use predicates.
22783 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22784 call_insn_operand): Add.
22786 2007-01-06 Jan Hubicka <jh@suse.cz>
22788 * tree-pass.h (pass_build_cgraph_edges): Declare.
22789 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22790 (visited_nodes): Remove.
22791 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22792 build_cgrpah_edges; make visited_nodes local.
22793 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22794 (record_references_in_initializer): Move to cgraphbuild.c
22795 (initialize_inline_failed, rebuild_cgraph_edges,
22796 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22797 (verify_cgraph_node): Make visited_nodes local.
22798 (cgraph_analyze_function): Do not call cgraph_create_edges and
22799 initialize_inline_failed.
22800 (cgraph_expand_function): Do not call cgraph_lower_function;
22801 assert that function is already lowered.
22802 * Makefile.in (cgraphbuild.o): New.
22803 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22804 at the end of lowering passes.
22806 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22808 * ifcvt.c (cond_move_convert_if_block): New function, code
22809 factored out from...
22810 (cond_move_process_if_block): ...here. Call the new function
22811 on the THEN and ELSE blocks.
22812 (merge_if_block): Do not copy global_live_at_end, merge_blocks
22813 already takes care of this.
22815 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22818 * tree.h (TREE_OVERFLOW_P): New.
22819 * c-typeck.c (parser_build_unary_op): Warn only if result
22820 overflowed and operands did not.
22821 (parser_build_binary_op): Likewise.
22822 (convert_for_assignment): Remove redundant overflow_warning.
22823 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
22825 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22827 * c-typeck.c (store_init_value): Split over two lines to follow
22828 the GNU coding style.
22830 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
22832 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
22833 __GXX_EXPERIMENTAL_CXX0X__.
22834 * doc/cpp.texi: Same.
22836 2007-01-05 Richard Guenther <rguenther@suse.de>
22838 PR middle-end/27826
22839 * tree.c (get_narrower): Do not construct COMPONENT_REFs
22840 with mismatched types. Instead explicitly build a
22841 conversion NOP_EXPR.
22843 2007-01-05 Ian Lance Taylor <iant@google.com>
22845 * c-common.c (decl_with_nonnull_addr_p): New function.
22846 (c_common_truthvalue_conversion): Call it.
22847 * c-typeck.c (build_binary_op): Likewise.
22848 * c-common.h (decl_with_nonnull_addr_p): Declare.
22850 2007-01-05 Jakub Jelinek <jakub@redhat.com>
22853 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
22856 2007-01-05 Joel Brobecker <brobecker@adacore.com>
22858 * doc/install.texi (Final install): Document the fact that
22859 the GNAT runtime should not be stripped.
22861 2007-01-04 Jan Hubicka <jh@suse.cz>
22863 * tree-inline.c (fold_marked_statements): Update operand caches
22864 and EH after folding
22866 2007-01-04 Ian Lance Taylor <iant@google.com>
22868 * c-common.c (check_function_nonnull): Whitespace fix.
22870 2007-01-04 Jan Hubicka <jh@suse.cz>
22872 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
22873 comitted older version of patch.
22874 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
22875 function, celanup cfg and collect garbage.
22877 2007-01-04 Mike Stump <mrs@apple.com>
22879 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
22882 2007-01-04 Eric Christopher <echristo@apple.com>
22884 * libgcc2.c (__bswapsi2): Use SItype.
22885 (__bswapdi2): Use DItype.
22886 * libgcc2.h: Update for above.
22888 2007-01-04 Paul Brook <paul@codesourcery.com>
22890 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
22891 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
22892 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
22893 umulsidi3, umulsidi3adddi, smulsi3_highpart,
22894 umulsi3_highpart): Make conditional on !arm_arch6.
22895 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
22896 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
22897 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
22898 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
22899 umulsi3_highpart_v6): New insns.
22901 2007-01-04 Roger Sayle <roger@eyesopen.com>
22903 * fold-const.c (fold_convert): When casting an expression to void,
22904 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
22905 have a type. Instead of attempting to build a NOP_EXPR, return
22906 these "special" trees directly.
22908 2007-01-04 Joseph Myers <joseph@codesourcery.com>
22910 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
22911 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
22912 rs6000_cost->fp not 0 as adjustment for outer NEG.
22914 2007-01-04 Jan Hubicka <jh@suse.cz>
22916 * cgraph.c (cgraph_release_function_body): New function.
22917 (cgraph_remove_node): Use it.
22918 * cgraph.h (cgraph_release_function_body): Declare.
22919 * cgraphunit.c (cgraph_expand_function): Use it.
22920 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
22921 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
22922 is initialized and while compilation of other function is running.
22923 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
22924 statement CFG annotations from here to ...
22925 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
22927 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
22929 * cfgloop.h (enum li_flags): Make the constants powers of two.
22931 2007-01-04 Jan Hubicka <jh@suse.cz>
22933 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
22935 (fold_marked_statements): New function.
22936 (optimize_inline_calls, tree_function_versioning): Fold new statements.
22937 * tree-inline.h (copy_body_data): Add statements_to_fold.
22939 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
22941 * config.gcc: Mention libgcc/config.host.
22942 * Makefile.in: Update comments mentioning libgcc.
22943 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
22944 (all.cross, start.encap, rest.encap, rest.cross): Update
22945 dependencies for libgcc move.
22946 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
22947 (clean-target, clean-target-libgcc): Delete.
22948 (srcdirify, GCC_EXTRA_PARTS): New macros.
22949 (libgcc-support, libgcc.mvars): New rules.
22950 (distclean): Remove mention of mklibgcc.
22951 (install): Don't reference INSTALL_LIBGCC.
22952 (install-common): Don't reference EXTRA_PARTS.
22953 (install-libgcc, install-multilib): Delete rules.
22954 * mklibgcc.in: Delete file.
22955 * doc/configfiles.texi: Don't mention mklibgcc.
22957 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
22958 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
22959 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
22960 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
22961 (mklibgcc, ldblspecs): Likewise.
22963 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
22964 (posixpre.def): Use $(T).
22965 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
22966 (SHLIB_SRC, SHLIB_INSTALL): Delete.
22967 (SHLIB_LINK): Make dummy.
22968 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
22970 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
22972 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
22973 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
22974 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
22975 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
22977 * configure.ac (all_outputs): Remove mklibgcc.
22978 * configure: Regenerated.
22980 2007-01-03 Josh Conner <jconner@apple.com>
22982 PR middle-end/29683
22983 * calls.c (compute_argument_addresses): Set stack and stack_slot
22984 for partial args, too.
22985 (store_one_arg): Use locate.size.constant for the size when
22986 generating a save_area.
22988 2007-01-03 Robert Kennedy <jimbob@google.com>
22990 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
22991 whose definitions are deleted due to basic block merging.
22993 2007-01-03 Paul Brook <paul@codesourcery.com>
22996 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
22998 (use_return_insn): Return 0 for Thumb interrupt functions.
22999 (print_multi_reg): Add rfe argument for IRQ returns.
23000 (arm_output_epilogue): Pop interrupt return address directly into PC.
23001 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23003 2007-01-03 Paul Brook <paul@codesourcery.com>
23005 Merge from sourcerygxx-4_1.
23006 * config/arm/thumb2.md: New file.
23007 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23009 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23010 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23011 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23012 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23014 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23015 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23017 * config/arm/ieee754-sf.S: Ditto.
23018 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23019 (thumb1_base_register_rtx_p): ... to this.
23020 (thumb_index_register_rtx_p): Rename...
23021 (thumb1_index_register_rtx_p): ... to this.
23022 (thumb_output_function_prologue): Rename...
23023 (thumb1_output_function_prologue): ... to this.
23024 (thumb_legitimate_address_p): Rename...
23025 (thumb1_legitimate_address_p): ... to this.
23026 (thumb_rtx_costs): Rename...
23027 (thumb1_rtx_costs): ... to this.
23028 (thumb_compute_save_reg_mask): Rename...
23029 (thumb1_compute_save_reg_mask): ... to this.
23030 (thumb_final_prescan_insn): Rename...
23031 (thumb1_final_prescan_insn): ... to this.
23032 (thumb_expand_epilogue): Rename...
23033 (thumb1_expand_epilogue): ... to this.
23034 (arm_unwind_emit_stm): Rename...
23035 (arm_unwind_emit_sequence): ... to this.
23036 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23037 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23038 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23039 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23040 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23041 thumb2_output_casesi): New functions.
23042 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23043 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23044 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23045 THUMB2_WORK_REGS): Define.
23046 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23047 arm_condexec_mask, arm_condexec_masklen)): New variables.
23048 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23049 (arm_override_options): Check new CPU capabilities.
23050 Set new architecture flag variables.
23051 (arm_isr_value): Handle v7m interrupt functions.
23052 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23054 (const_ok_for_arm): Handle Thumb-2 constants.
23055 (arm_gen_constant): Ditto. Use movw when available.
23056 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23058 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23059 (thumb_find_work_register, arm_load_pic_register,
23060 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23061 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23062 print_multi_reg, output_mov_long_double_fpa_from_arm,
23063 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23064 output_mov_double_fpa_from_arm, output_move_double,
23065 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23066 output_return_instruction, arm_output_function_prologue,
23067 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23068 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23069 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23070 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23071 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23072 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23074 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23075 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23076 (arm_file_start): Output directive for unified syntax.
23077 (arm_unwind_emit_set): Handle stack alignment instruction.
23078 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23079 Add v6t2, v7, v7a, v7r and v7m.
23080 (RETLDM): Add Thumb-2 code.
23081 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23082 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23083 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23084 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23085 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23086 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23087 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23088 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23089 ADJUST_INSN_LENGTH): Define.
23090 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23091 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23092 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23093 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23094 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23095 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23096 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23097 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23098 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23099 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23100 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23101 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23102 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23103 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23104 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23105 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23106 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23108 * config/arm/arm-tune.md: Regenerate.
23109 * config/arm/arm-protos.h: Update prototypes.
23110 * config/arm/vfp.md: Enable patterns for Thumb-2.
23111 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23112 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23113 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23114 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23115 * config/arm/libunwind.S: Add Thumb-2 code.
23116 * config/arm/constraints.md: Update include Thumb-2.
23117 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23118 * config/arm/ieee754-df.S: Ditto.
23119 * config/arm/bpabi.S: Ditto.
23120 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23121 * config/arm/predicates.md (low_register_operand,
23122 low_reg_or_int_operand, thumb_16bit_operator): New.
23123 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23124 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23125 * config/arm/t-arm-elf: Add armv7 multilib.
23126 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23128 (UNSPEC_STACK_ALIGN, ce_count): New.
23129 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23130 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23132 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23133 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23134 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23135 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23136 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23137 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23139 * doc/extend.texi: Document ARMv7-M interrupt functions.
23140 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23142 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23144 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23145 (struct _Unwind_Context): Rename args_size to flags, remove
23146 signal_frame field, add a new args_size field and version field.
23147 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23148 _Unwind_IsExtendedContext): New inline functions.
23149 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23150 Assume by_value array is only present if _Unwind_IsExtendedContext.
23151 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23152 _Unwind_IsSignalFrame.
23153 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23154 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23155 (uw_init_context_1): Initialize context->flags to
23156 EXTENDED_CONTEXT_BIT.
23157 * config/rs6000/linux-unwind.h (frob_update_context): Use
23158 _Unwind_SetSignalFrame.
23160 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23162 PR middle-end/30353
23163 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23164 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23167 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23169 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23170 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23171 RET, AT_SP): Remove.
23172 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23175 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23176 * cfgbuild.c (find_basic_blocks): Likewise.
23177 * cfgrtl.c (rtl_create_basic_block): Likewise.
23178 * function.c (temp_slots_at_level): Likewise.
23179 * reg-stack.c (stack_regs_mentioned): Likewise.
23180 * regclass.c (allocate_reg_info): Likewise.
23181 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23182 set_bb_for_stmt, move_block_to_fn): Likewise.
23183 * tree-complex.c (tree_lower_complex): Likewise.
23184 * vec.h (VEC_safe_grow_cleared): New.
23186 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23188 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23190 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23191 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23193 * cfgloopmanip.c (scale_loop_frequencies): Export.
23194 (loopify): Scale the frequencies by prescribed coefficients.
23195 (set_zero_probability): New function.
23196 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23197 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23198 and frequencies according to arguments.
23199 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23201 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23202 * modulo-sched.c (sms_schedule): Set probabilities for entering
23203 versioned loop correctly.
23204 * tree-vect-transform.c (vect_transform_loop): Ditto.
23205 * cfgloop.h (loopify, loop_version): Declaration changed.
23206 (scale_loop_frequencies): Declared.
23208 2007-01-02 Jan Hubicka <jh@suse.cz>
23210 * cgraph.c: Include tree-flow.h
23211 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23212 early_local_passes.
23213 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23214 * tree-pass.h (pass_all_early_optimizations): Declare.
23215 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23216 early_local_passes.
23217 (cgraph_analyze_function): Do early_local_passes.
23218 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23219 Do not add referenced vars.
23220 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23222 (gate_all_early_local_passes): New gate.
23223 (pass_early_local_passes): Use new gate.
23224 (execute_early_local_optimizations): New functions.
23225 (gate_all_early_optimizations): New gate.
23226 (pass_all_early_optimizations): New pass.
23227 (execute_free_datastructures): Free SSA only when initialized.
23228 (gate_init_datastructures): Init only when optimizing.
23229 (tree_lowering_passes): Do early local passes when called late.
23230 * tree-profile.c (do_tree_profiling): Don't profile functions added
23232 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23233 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23235 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23236 during early_local_passes.
23237 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23240 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23242 * Makefile.in: Update copyright year.
23244 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23246 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23247 in $(lang_checks) and check-consistency targets.
23249 2007-01-02 Jan Hubicka <jh@suse.cz>
23251 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23252 Do not add referenced vars.
23253 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23255 * passes.c (init_optimization_passes): Put mudflap_2 after
23256 free_datastructures.
23258 2007-01-02 Jan Hubicka <jh@suse.cz>
23260 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23261 Set NOTHROW flag on call statements proved to be nothrow.
23262 Update statement of local calls so new pure/const functions are
23263 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23265 (tree_rest_of_compilation): Register hooks and initialize bitmap
23266 early. Do not set after_inlining flag.
23268 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23270 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23271 HOST_BITS_PER_LONGLONG
23273 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23276 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23277 warning for non-static initializers.
23279 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23281 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23282 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23283 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23284 Always use set_unique_reg_note to add REG_EQUAL notes.
23286 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23289 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23291 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23292 * cfgbuild.c (find_basic_blocks): Likewise.
23293 * cfgrtl.c (rtl_create_basic_block): Likewise.
23294 * function.c (temp_slots_at_level): Likewise.
23295 * reg-stack.c (stack_regs_mentioned): Likewise.
23296 * regclass.c (allocate_reg_info): Likewise.
23297 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23298 set_bb_for_stmt, move_block_to_fn): Likewise.
23299 * tree-complex.c (tree_lower_complex): Likewise.
23300 * vec.h (VEC_safe_grow_cleared): New.
23302 2007-01-02 Ian Lance Taylor <iant@google.com>
23304 * c-common.c (c_common_truthvalue_conversion): When warning about
23305 using an assignment as a truth value, set TREE_NO_WARNING.
23307 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23310 * c.opt (Wold-style-declaration): New.
23311 * doc/invoke.texi (C-only Warning Options): New.
23312 (Wold-style-declaration): Document it.
23313 (Wextra): Enabled by -Wextra.
23314 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23315 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23316 -Wold-style-declaration.
23318 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23320 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23321 * cfgbuild.c (find_basic_blocks): Likewise.
23322 * cfgrtl.c (rtl_create_basic_block): Likewise.
23323 * function.c (temp_slots_at_level): Likewise.
23324 * reg-stack.c (stack_regs_mentioned): Likewise.
23325 * regclass.c (allocate_reg_info): Likewise.
23326 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23327 set_bb_for_stmt, move_block_to_fn): Likewise.
23328 * tree-complex.c (tree_lower_complex): Likewise.
23329 * vec.h (VEC_safe_grow_cleared): New.
23331 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23333 * c-common.c (c_common_nodes_and_builtins): Since variants of
23334 void_type_node get built before it is given a name, we need to
23335 give those variants the name, too.
23336 (complete_array_type): We need to work with the canonical main
23337 type of the array, from which we will build the qualified version.
23338 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23339 * print-tree.c (print_node): Display canonical type information
23341 * stor-layout.c (layout_type): When we don't know the
23342 alignment of a type for which we're building an array, we end up
23343 guessing wrong, so make the type require structural equality.
23344 * tree.c (make_node_stat): When we build a new type, it is its
23345 own canonical type.
23346 (build_type_attribute_qual_variant): When building an attribute
23347 variant, its canonical type is the non-attribute variant. However,
23348 if the attributes are target-dependent and they differ, we need to
23349 use structural equality checks for this type.
23350 (build_qualified_type): A qualified type is not equivalent to its
23351 unqualified variant; set the canonical type appropriately.
23352 (build_distinct_type_copy): When building a distinct type from
23353 another type, the new type is its own canonical type.
23354 (build_variant_type_copy): When building a new type variant, we
23355 assume that it is equivalent to the original type.
23356 (build_pointer_type_for_mode): When building a pointer type, also
23357 build a canonical type pointer.
23358 (build_reference_type_for_mode): When building a reference type,
23359 also build a canonical type reference.
23360 (build_index_type): When we can't hash an index type (e.g.,
23361 because its maximum value is negative), the index type requires
23362 structural equality tests.
23363 (build_array_type): Build the canonical form of an array type.
23364 (build_function_type): Function types require structural equality,
23365 because they contain default arguments, attributes, etc.
23366 (build_method_type_directly): Ditto for method types.
23367 (build_offset_type): Build the canonical offset type.
23368 (build_complex_type): Build the canonical vector type.
23369 (make_vector_type): Build the canonical vector type.
23370 * tree.h (TYPE_CANONICAL): New.
23371 (TYPE_STRUCTURAL_EQUALITY_P): New.
23372 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23373 (struct tree_type): Added "canonical" field.
23374 * params.h (VERIFY_CANONICAL_TYPES): New.
23375 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23376 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23377 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23378 * doc/invoke.texi (verify-canonical-types): Document --param
23379 parameter for verifying canonical types.
23381 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23383 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23384 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23385 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23386 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23388 * config/rs6000/e500.h: New.
23389 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23390 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23392 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23393 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23394 TARGET_E500_DOUBLE): Remove.
23395 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23396 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23397 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23398 * config/rs6000/rs6000.c (rs6000_override_options): Use
23399 CHECK_E500_OPTIONS.
23401 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23403 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23404 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23405 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23406 rs6000_emit_cmove): Don't check TARGET_E500.
23407 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23408 sordered): Don't check TARGET_E500.
23410 2007-01-01 Eric Christopher <echristo@apple.com>
23412 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23413 HARD_REGISTER_NUM_P.
23415 2007-01-01 Roger Sayle <roger@eyesopen.com>
23417 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23418 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23419 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23422 2007-01-01 Mike Stump <mrs@apple.com>
23424 * configure.ac: Remove support for building with Apple's gcc-3.1.
23426 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23428 PR middle-end/30311
23429 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23430 REG is a hard register. Do not modify REG before calling
23432 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23433 multiple of the size of YMODE for certain lowpart cases.
23435 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23437 PR middle-end/30253
23438 * gimplify (voidify_wrapper_expr): Update for
23439 GIMPLE_MODIFY_STMT.
23441 2007-01-01 Andreas Schwab <schwab@suse.de>
23444 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23445 save of BR0 in extra_spill_size instead of spill_size.
23446 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23448 (ia64_expand_epilogue): Restore BR0 from its new location.
23450 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23452 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23453 Use a temporary variable if the left hand side is not a gimple
23456 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23458 * gimplify.c (gimplify_return_expr): Make the temporary variable
23459 for the return expression, a gimple register variable.
23461 2007-01-01 Jan Hubicka <jh@suse.cz>
23463 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23466 2007-01-01 Mike Stump <mrs@apple.com>
23468 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23470 * config/darwin.c (machopic_select_rtx_section): Use
23471 HAVE_GAS_LITERAL16.
23472 (darwin_mergeable_constant_section): Likewise.
23473 * configure: Regenerate.
23474 * config.in: Regenerate.
23476 2007-01-01 Jan Hubicka <jh@suse.cz>
23477 Andrew Pinski <pinskia@gmail.com>
23479 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23480 before starting IPA passes.