1 2007-02-02 Bob Wilson <bob.wilson@acm.org>
3 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
4 (xtensa_legitimate_address_p): New.
5 (xtensa_legitimize_address): New.
6 (xtensa_output_addr_const_extra): New.
7 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
10 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
11 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
12 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
14 (xtensa_legitimize_address): New.
15 (xtensa_output_addr_const_extra): New.
17 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
21 2007-02-02 Ian Lance Taylor <iant@google.com>
23 * expmed.c (expand_divmod): Add comment.
25 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27 * emit-rtl.c (renumber_insns): Remove.
28 * flags.h: Remove the extern for flag_renumber_insns.
29 * rtl.h: Remove the prototype for renumber_insns.
30 * toplev.c (flag_renumber_insns): Remove.
32 2007-02-02 Hui-May Chang <hm.chang@apple.com>
34 Revert for x86 darwin:
35 2005-06-19 Uros Bizjak <uros@kss-loka.si>
37 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
38 code before the following patch under TARGET_MACHO.
39 (ix86_function_value_regno_p): Likewise.
41 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
43 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
46 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
49 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
50 general or fp registers. Add comments.
51 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
53 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
55 * pointer-set.c (insert_aux): Only return insertion slot.
56 (pointer_set_insert): Adjust.
57 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
58 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
59 pointer_map_traverse): New.
60 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
61 pointer_map_create, pointer_map_destroy, pointer_map_insert,
62 pointer_map_contains, pointer_map_traverse): Declare.
64 2007-02-02 Jakub Jelinek <jakub@redhat.com>
67 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
68 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
70 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
72 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
74 (struct _dep): New type.
76 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
77 (DEP_STATUS): New access macro. The macro with the same name was
78 renamed to DEP_LINK_STATUS.
79 (dep_init): Declare function
81 (struct _dep_link): New type.
82 (dep_link_t): New typedef.
83 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
84 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
85 (DEP_LINK_STATUS): New macro.
86 (debug_dep_links): New debug function.
88 (struct _deps_list): New type.
89 (deps_list_t): New typedef.
90 (DEPS_LIST_FIRST): New access macro.
91 (FOR_EACH_DEP_LINK): New cycle macro.
92 (create_deps_list, free_deps_list, delete_deps_list): Declare
94 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
95 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
96 (copy_deps_list_change_con): Ditto.
98 (move_dep_link): Declare function.
100 (struct _dep_node): New type.
101 (dep_node_t): New typedef.
102 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
104 (struct haifa_insn_data.back_deps): New field to hold backward
105 dependencies of the insn.
106 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
108 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
109 Change its type to deps_list_t.
110 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
111 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
112 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
114 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
116 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
118 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
122 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
123 (ds_to_dk, dk_to_ds): New functions.
125 (init_dep_1): New static function.
126 (init_dep): New function.
127 (copy_dep): New static function.
129 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
131 (detach_dep_link): New static function.
132 (move_dep_link): New function.
134 (dep_links_consistent_p, dump_dep_links): New static functions.
135 (debug_dep_links): New debugging function.
137 (deps_obstack, dl_obstack, dn_obstack): New static variables.
139 (alloc_deps_list, init_deps_list): New static functions.
140 (create_deps_list): New function.
141 (clear_deps_list): New static function.
142 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
143 (deps_list_consistent_p, dump_deps_list): New static functions.
144 (debug_deps_list): New function.
145 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
147 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
149 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
150 use new scheduler dependencies lists.
151 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
152 (sched_analyze): Ditto. Initialize dependencies lists.
153 (add_forw_dep, compute_forward_dependences): Update to use new
154 scheduler dependencies lists.
156 (init_dependency_caches): Init deps_obstack.
157 (free_dependency_caches): Free deps_obstack.
159 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
160 new scheduler dependencies lists.
161 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
162 (add_back_forw_dep, delete_back_forw_dep): Ditto.
164 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
165 Update to use new scheduler dependencies lists.
166 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
167 (debug_dependencies): Ditto.
168 (schedule_region): Update comments.
170 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
171 scheduler dependencies lists.
172 (schedule_ebb): Update comments.
174 * rtl.def (DEPS_LIST): Remove.
176 * lists.c (unused_deps_list): Remove.
177 (free_list): Update assertions.
179 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
180 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
182 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
183 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
185 * haifa-sched.c (comments): Update.
186 (insn_cost1): Remove. Inline the code into insn_cost ().
187 (insn_cost): Update to use new scheduler dependencies lists. Move
188 processing of the dependency cost to dep_cost ().
189 (dep_cost): New function. Use it instead of insn_cost () when
190 evaluating cost of the dependency. Use compatible interface to
191 interact with the target.
192 (priority): Update to use new scheduler dependencies lists.
193 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
194 with greater number of insns that depend on the insn.
195 (schedule_insn): Update to use new scheduler dependencies lists. Add
196 code to free backward dependencies lists. Inline and optimize code
197 from resolve_dep () - see PR28071.
198 (ok_for_early_queue_removal): Update to use new scheduler dependencies
199 lists. Update call to targetm.sched.is_costly_dependence hook.
201 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
202 scheduler dependencies lists.
204 (resolve_dep): Remove. Move the logic to schedule_insn ().
205 (init_h_i_d): Initialize dependencies lists.
207 (process_insn_depend_be_in_spec): Rename to
208 process_insn_forw_deps_be_in_spec. Update to use new scheduler
210 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
211 Update to use new scheduler dependencies lists.
212 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
214 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
215 new scheduler dependencies lists.
216 (build_intra_loop_deps): Ditto.
218 * target.h (struct _dep): Declare to use in
219 gcc_target.sched.is_costly_dependence.
220 (struct gcc_target.sched.adjust_cost): Fix typo.
221 (struct gcc_target.sched.is_costly_dependence): Change signature to use
222 single dep_t parameter instead of an equivalent triad.
223 (struct gcc_target.sched.adjust_cost_2): Remove.
225 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
227 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
229 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
231 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
233 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
234 (REG_DEP_TRUE): Document.
236 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
237 Change signature to correspond to the targetm.sched.adjust_cost hook.
238 Update use in TARGET_SCHED_ADJUST_COST_2.
239 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
240 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
241 new scheduler dependencies lists.
242 (ia64_gen_check): Ditto.
244 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
247 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
248 signature to correspond to the targetm.sched.is_costly_dependence hook.
249 (is_costly_group): Update to use new scheduler dependencies lists.
251 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
252 instead of INSN_COST () macro.
254 2007-02-01 Ian Lance Taylor <iant@google.com>
256 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
258 2007-02-01 Guy Martin <gmsoft@gentoo.org>
260 * pa.md (tp_load): Correct mfctl instruction syntax.
262 2007-02-01 Geoffrey Keating <geoffk@apple.com>
264 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
265 altivec_padding_size calculation on AIX. Improve comment, add
266 assert to verify that it's right.
268 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
271 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
274 * global.c (global_alloc): Add mising initialization of
277 2007-02-01 Roger Sayle <roger@eyesopen.com>
279 * alias.c (init_alias_analysis): Correct whitespace.
280 * bb-reorder.c (fix_edges_for_rarely_executed_code,
281 partition_hot_cold_basic_blocks): Likewise.
282 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
283 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
284 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
285 fold_builtin_snprintf_chk, fold_builtin_printf,
286 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
287 do_mpfr_arg3, do_mpfr_sincos): Likewise.
288 * cfgcleanup.c (cleanup_cfg): Likewise.
289 * cfgexpand.c (tree_expand_cfg): Likewise.
290 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
291 * function.c (get_next_funcdef_no): Likewise.
292 * gengtype.c (main): Likewise.
293 * genmodes.c (main): Likewise.
294 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
295 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
296 * ifcvt.c (noce_emit_move_insn): Likewise.
297 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
299 * stor-layout.c (get_best_mode): Likewise.
300 * tree-ssa-loop-niter.c (get_val_for): Likewise.
301 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
302 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
303 perform_var_substitution, solve_graph): Likewise.
304 * tree-vrp.c (vrp_finalize): Likewise.
306 2007-02-01 Ian Lance Taylor <iant@google.com>
308 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
309 high part of a paradoxical subreg, return a constant zero.
311 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
313 * toplev.c (lang_dependent_init): Call init_set_costs.
314 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
316 2007-02-01 Richard Guenther <rguenther@suse.de>
319 * fold-const.c (fold_negate_expr): Allow negating a
320 constant if overflow does not change.
322 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
324 * doc/c-tree.texi (Expression trees): Improve markup.
325 * doc/tm.texi (Register Classes, Addressing Modes)
326 (Floating Point): Fix spacing after abbreviations. Fix some
329 2007-02-01 Ben Elliston <bje@au.ibm.com>
331 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
332 * doc/contrib.texi: Likewise.
333 * doc/install.texi: Likewise.
335 2007-01-31 Richard Henderson <rth@redhat.com>
336 Ian Lance Taylor <iant@google.com>
338 * lower-subreg.c: New file.
339 * rtl.def (CONCATN): Define.
340 * passes.c (init_optimization_passes): Add pass_lower_subreg and
342 * emit-rtl.c (update_reg_offset): New static function, broken out
343 of gen_rtx_REG_offset.
344 (gen_rtx_REG_offset): Call update_reg_offset.
345 (gen_reg_rtx_offset): New function.
346 * regclass.c: Revert patch of 2006-03-05, restoring
348 (clear_reg_info_regno): New function.
349 * dwarf2out.c (concatn_loc_descriptor): New static function.
350 (loc_descriptor): Handle CONCATN.
351 * common.opt (fsplit_wide_types): New option.
352 * opts.c (decode_options): Set flag_split_wide_types when
354 * timevar.def (TV_LOWER_SUBREG): Define.
355 * rtl.h (gen_reg_rtx_offset): Declare.
356 (reg_scan_update): Declare.
357 * regs.h (clear_reg_info_regno): Declare.
358 * tree-pass.h (pass_lower_subreg): Declare.
359 (pass_lower_subreg2): Declare.
360 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
361 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
363 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
364 * Makefile.in (OBJS-common): Add lower-subreg.o.
365 (lower-subreg.o): New target.
367 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
369 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
371 2007-01-31 Anatoly Sokolov <aesok@post.ru>
374 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
376 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
379 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
381 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
383 * cfgloop.h: Include vec-prim.h.
384 (enum li_flags): Remove LI_ONLY_OLD.
385 (loop_iterator): Changed.
386 (fel_next, fel_init): Iterate over loop tree.
387 (FOR_EACH_LOOP_BREAK): New macro.
388 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
390 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
391 * modulo-sched.c (sms_schedule): Ditto.
392 * tree-vectorizer.c (vectorize_loops): Ditto.
393 * doc/loop.texi: Update information on loop numbering and behavior of
394 FOR_EACH_LOOP wrto new loops.
395 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
396 add_to_evolution_1): Test nestedness of loops instead of comparing
398 * tree-chrec.c (chrec_fold_plus_poly_poly,
399 chrec_fold_multiply_poly_poly, chrec_evaluate,
400 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
401 reset_evolution_in_loop): Ditto.
402 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
404 2007-01-31 Dirk Mueller <dmueller@suse.de>
406 * c-common.c (warn_about_parentheses): Separate warning about
407 un-parenthized sequence of comparison operators from the one
408 which is supposed to warn about x <= y <= z.
410 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
412 * optabs.h (enum optab_index): Add new OTI_isinf.
413 (isinf_optab): Define corresponding macro.
414 * optabs.c (init_optabs): Initialize isinf_optab.
415 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
417 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
418 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
420 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
421 expand_builtin_interclass_mathfn.
422 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
423 * config/i386/i386.md (UNSPEC_FXAM): New constant.
424 (fxam<mode>2_i387): New insn pattern.
425 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
426 built-in functions as x87 inline asm.
428 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
430 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
432 2007-01-30 Eric Christopher <echristo@apple.com>
434 * config.gcc: Add geode.
436 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
438 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
439 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
440 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
441 value-prof.c: Fix comment typos.
443 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
446 * doc/invoke.texi (Wpointer-arith): Document warning.
448 2007-01-30 Janis Johnson
450 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
451 the list of discrepancies from the draft TR.
453 2007-01-30 Dirk Mueller <dmueller@suse.de>
456 * doc/invoke.texi (-Wreturn-type): Update description to
459 2007-01-30 Richard Sandiford <richard@codesourcery.com>
461 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
463 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
465 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
466 to handle optabs that operate on floating point input argument and
467 output to integer output.
468 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
469 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
470 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
471 expand_builtin_interclass_mathfn ().
472 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
474 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
475 ilogbl built-in functions as x87 intrinsics.
477 2007-01-30 Richard Guenther <rguenther@suse.de>
480 * dwarf2out.c (reference_to_unused): Query varpool if the
483 2007-01-30 Richard Guenther <rguenther@suse.de>
486 * passes.c (execute_one_pass): Reset in_gimple_form to not
487 confuse non-unit-at-a-time mode.
489 2007-01-29 Roger Sayle <roger@eyesopen.com>
490 Richard Guenther <rguenther@suse.de>
492 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
493 avoid undefined behaviour on overflow. Use force_fit_type_double
494 to construct the constant with the specified TREE_OVERFLOW.
496 2007-01-29 Janis Johnson <janis187@us.ibm.com>
498 * config/dfp-bit.c: Add parameterized support for fp exceptions.
499 * config/dfp-bit.h: Ditto.
501 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
503 * c-decl.c (pop_scope): Replace warnings with call to
504 warn_for_unused_label.
505 * c-common.h (warn_for_unused_label): Declare.
506 * c-common.c (warn_for_unused_label): Define.
508 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
510 * tree-optimize.c (update_inlined_to_pointers): Delete unused
513 2007-01-29 Janis Johnson <janis187@us.ibm.com>
515 * Makefile.in (USER_H): Remove decfloat.h.
516 * ginclude/decfloat.h: Delete, moving contents to ...
517 * ginclude/float.h: Add support for decimal floating point,
518 guarded by __STDC_WANT_DEC_FP__.
520 2007-01-29 Mike Stump <mrs@apple.com>
522 * doc/gccint.texi (Top): Rename Loop Representation to Loop
523 Analysis and Representation to resolve case insensitive conflict.
524 * doc/loop.texi (Loop Analysis and Representation): Likewise.
526 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
528 * tree.h (struct tree_memory_tag): Add aliases member.
529 (MTAG_ALIASES): New macro.
530 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
531 (add_may_alias): Remove pointer-set. Update for may_aliases being
533 (mark_aliases_call_clobbered): Update for may_aliases being a
535 (compute_tag_properties): Ditto.
536 (create_partition_for): Ditto.
537 (compute_memory_partitions): Ditto.
538 (dump_may_aliases_for): Ditto.
539 (is_aliased_with): Ditto.
540 (add_may_alias_for_new_tag): Ditto.
541 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
542 (compute_is_aliased): New function.
543 (compute_may_aliases): Call compute_is_aliased).
544 (init_alias_info): Initialize alias_bitmap_obstack.
545 (union_alias_set_into): New function.
546 (compute_flow_sensitive_aliasing): Use union_aliases_into.
547 (have_common_aliases_p): Rewrite to take two bitmaps and use
549 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
551 (finalize_ref_all_pointers): Update for add_may_alias changes.
552 (new_type_alias): Ditto.
553 * tree-flow-inline.h (may_aliases): Return a bitmap.
554 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
555 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
556 may_aliases being a bitmap.
557 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
558 may_aliases now returns a bitmap.
559 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
561 * tree-ssa-operands.c (add_virtual_operand): Update for
562 may_aliases being a bitmap.
564 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
566 PR tree-optimization/30630
567 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
570 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
573 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
574 expanded only once even if an error occurs.
576 2007-01-29 Ben Elliston <bje@au.ibm.com>
578 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
579 (__gcov_average_profiler): Likewise.
580 (__gcov_ior_profiler): Likewise.
581 (__gcov_merge_ior): Likewise.
583 2007-01-28 Jan Hubicka <jh@suse.cz>
585 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
586 * value-prof.c (stringop_block_profile): Likewise.
588 2007-01-28 Jan Hubicka <jh@suse.cz>
590 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
591 variant handling histograms; add wrapper.
592 (clear_storage_via_libcall): Export.
593 (emit_block_move_hints): Break out from ...; add histograms.
594 (emit_block_move): ... this one.
595 (clear_storage_hints): Break out from ...; add histograms.
596 (clear_storage): ... this one.
597 (set_storage_via_memset): Handle histogram.
598 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
599 (clear_storage_hints, clear_storage_via_libcall): Declare.
600 (set_storage_via_setmem): Update prototype.
601 * doc/md.texi (movmem, setmem): Document new arguments.
603 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
605 (stringop_block_profile): New global function.
606 (tree_stringops_values_to_profile): Profile block size and alignment.
607 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
609 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
610 (stringop_block_profile): Declare.
611 * builtins.c: Include value-prof.h.
612 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
613 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
614 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
615 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
616 * profile.c (instrument_values): Add new counters.
617 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
619 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
620 (tree_init_edge_profiler): Build new profilers.
621 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
622 (pass_tree_profile): Add dump.
623 (tree_profile_hooks): Update.
624 * Makefile.in (LIBGCOV): Add new constants.
625 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
626 __gcov_ior_profiler): New.
627 * i386.md (movmem/setmem expanders): Add new optional arguments.
629 2007-01-28 David Edelsohn <edelsohn@gnu.org>
631 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
633 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
635 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
636 (tree_unswitch_single_loop): Pass eni_size_weights to
638 * tree-ssa-loop-manip.c: Include tree-inline.h.
639 (can_unroll_loop_p): Pass eni_size_weights to
641 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
642 Pass eni_size_weights to estimate_num_insns.
643 * tree.h (init_inline_once): Export.
644 * toplev.c (backend_init): Call init_inline_once.
645 * cgraphunit.c (cgraph_process_new_functions,
646 cgraph_analyze_function): Pass eni_inlining_weights to
648 * ipa-inline.c (compute_inline_parameters): Ditto.
649 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
650 to estimate_num_insns.
651 (try_unroll_loop_completely): Pass eni_size_weights to
653 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
654 ot estimate_num_insns.
655 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
656 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
657 * tree-inline.c (eni_inlining_weights, eni_size_weights,
658 eni_time_weights): New variables.
659 (init_inline_once): Initialize them.
660 (struct eni_data): Mew.
661 (estimate_num_insns_1, estimate_num_insns): Use weights.
662 * tree-inline.h (struct eni_weights_d): New.
663 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
664 (estimate_num_insns): Declaration changed.
665 * cfgloop.h (tree_num_loop_insns): Declaration changed.
666 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
667 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
669 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
671 * tree-data-ref.c (conflict_fn): Assert that the number of affine
672 relations in the conflict function is valid.
674 2007-01-27 Ian Lance Taylor <iant@google.com>
676 * common.opt: Add fstrict-overflow.
677 * opts.c (decode_options): Set flag_strict_overflow if -O2.
678 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
679 (TYPE_OVERFLOW_UNDEFINED): Define.
680 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
682 * tree.h (TYPE_TRAP_SIGNED): Don't define.
683 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
684 (fold_negate_expr): Likewise.
685 (make_range): Likewise.
686 (extract_muldiv_1): Likewise.
687 (maybe_canonicalize_comparison): Likewise.
688 (fold_comparison): Likewise.
689 (fold_binary): Likewise.
690 (tree_expr_nonnegative_p): Likewise.
691 (tree_expr_nonzero_p): Likewise.
692 * tree-vrp.c (compare_values): Likewise.
693 (extract_range_from_binary_expr): Likewise.
694 (extract_range_from_unary_expr): Likewise.
695 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
697 (nowrap_type_p): Likewise.
698 * tree-scalar-evolution.c (simple_iv): Likewise.
699 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
700 (build_range_check): Likewise.
701 (extract_muldiv_1): Likewise.
702 (fold_comparison): Likewise.
703 * tree-vrp.c (vrp_int_const_binop): Likewise.
704 (extract_range_from_unary_expr): Likewise.
705 * convert.c (convert_to_integer): Likewise.
706 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
707 (fold_comparison): Likewise.
708 (fold_binary): Likewise.
709 * optabs.c (optab_for_tree_code): Likewise.
710 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
711 * simplify-rtx.c (simplify_const_relational_operation): Check
712 flag_strict_overflow and flag_trapv.
713 (simplify_const_relational_operation): Likewise.
714 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
715 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
718 2007-01-27 Roger Sayle <roger@eyesopen.com>
720 * tree.c (tree_fold_gcd): Delete.
721 * tree.h (tree_fold_gcd): Remove prototype.
722 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
723 test whether one constant integer is a multiple of another. Instead
724 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
725 * fold-const.c (multiple_of_p): We've determined both TOP and
726 BOTTOM are integer constants so we can call int_const_binop directly
727 instead of the more generic const_binop.
729 2007-01-27 Roger Sayle <roger@eyesopen.com>
731 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
732 1*X check that the constant hasn't overflowed, to preserve the
734 (round_up): Provide an efficient implementation when rouding-up an
735 INTEGER_CST to a power-of-two.
737 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
739 * doc/sourcebuild.texi: Add comma for clarity.
740 * doc/extend.texi: Fix some typos.
741 * doc/passes.texi: Likewise.
742 * doc/cppinternals.texi: Likewise.
743 * doc/c-tree.texi: Likewise.
744 * doc/tree-ssa.texi: Likewise.
745 * doc/install.texi: Likewise.
747 2007-01-27 Jan Hubicka <jh@suse.cz>
749 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
750 (pass_sra): Do not require alias information.
751 * passes.c (init_optimization_passes): Add SRA
753 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
755 * tracer.c (rest_of_handle_tracer): We already cleaned
756 up the CFG in tracer() so don't do it here again.
757 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
758 cleanup_cfg here, either. And don't call renumber_insns.
760 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
761 and BB_HEAD are in the insn stream here. Instead make sure
762 that BB_INSN is valid on all insns. Also, do check here that
763 there are no pending branch predictions...
764 (rtl_verify_flow_info): ...instead of doing it here. Checks
765 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
768 2007-01-26 Roger Sayle <roger@eyesopen.com>
770 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
771 function to simplify/factorize operand order canonicalization.
772 (ix86_fixup_binary_operands): Reorganize using the above function.
773 (ix86_binary_operator_ok): Likewise.
775 2007-01-27 Jakub Jelinek <jakub@redhat.com>
777 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
778 file scope from optimize_attrs.
779 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
781 (optimize_attrs): Clear insn_code_values after freeing it.
783 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
785 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
786 a parts.base assignment.
788 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
790 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
791 (compute_subscript_distance, initialize_data_dependence_relation,
792 finalize_ddr_dependent, analyze_ziv_subscript,
793 analyze_siv_subscript_cst_affine,
794 compute_overlap_steps_for_affine_univar,
795 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
796 analyze_siv_subscript, analyze_miv_subscript,
797 analyze_overlapping_iterations, subscript_dependence_tester_1,
798 compute_self_dependence, free_dependence_relation): Work
799 with affine_fn instead of chrecs.
800 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
801 common_affine_function, affine_function_base,
802 affine_function_constant_p, affine_fn_op, affine_fn_plus,
803 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
804 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
805 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
806 (all_chrecs_equal_p): Removed.
807 * tree-data-ref.h (affine_fn, conflict_function): New types.
808 (struct subscript): Change type of conflicting_iterations_in_a
809 and conflicting_iterations_in_b.
811 2007-01-26 Steve Ellcey <sje@cup.hp.com>
814 * config/pa/pa.h (TARGET_HPUX_11): New.
815 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
816 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
818 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
819 Richard Guenther <rguenther@suse.de>
821 * tree-ssa-structalias.c (solve_graph): Handle case
822 we merged the variable to another.
824 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
826 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
829 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
830 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
832 2007-01-25 DJ Delorie <dj@redhat.com>
834 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
835 allow changes to modes which don't fit in those registers.
837 * reload1.c (choose_reload_regs): Check for invalid subregs before
838 computing their locations, not after.
840 2007-01-25 Geoffrey Keating <geoffk@apple.com>
843 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
844 save Altivec registers in an eh_return function.
845 (compute_vrsave_mask): Likewise.
846 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
847 for saving Altivec registers.
848 (rs6000_emit_prologue): Don't allocate stack twice in
849 eh_return function. Correct expected value of altivec_save_offset
850 when using save_world. Describe save of R0 to stack when using
851 save_world. Describe stack pointer adjustment when using
852 save_world. Remove duplicated eh_return parameter register saving.
853 Update sp_offset variable after save_world.
854 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
856 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
857 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
860 2007-01-25 Steve Ellcey <sje@cup.hp.com>
862 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
864 2007-01-25 Steve Ellcey <sje@cup.hp.com>
867 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
868 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
870 2007-01-25 Richard Guenther <rguenther@suse.de>
872 * doc/invoke.texi (-Wcoverage-mismatch): Document.
873 * common.opt (-Wcoverage-mismatch): New warning option.
874 * coverage.c (get_coverage_counts): Ignore coverage mismatch
875 if -Wcoverage-mismatch is given.
877 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
879 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
880 (ipcp_driver): Change to static definition.
881 Add dumping of the ifunctions.
882 (constant_val_insert): Remove unused parameter. Support for SSA.
883 (ipcp_propagate_const): Support for SSA.
884 (ipcp_profile_bb_print): Print only analyzed nodes.
885 (ipcp_replace_map_create): Remove support for Fortran constant
887 * ipa-prop.c (ipa_method_modify_stmt,
888 ipa_callsite_compute_param): Support for SSA.
889 * ipa-prop.h (ipcp_driver): Remove declaration.
890 (IS_VALID_TREE_MAP_INDEX): Add define.
892 2007-01-24 Geoffrey Keating <geoffk@apple.com>
894 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
896 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
899 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
900 constant argument to cabs and do it without checking for
901 -funsafe-math-optimizations.
903 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
905 * c-common.h (RID_FIRST_CXX0X): New.
906 (RID_LAST_CXX0X): New.
907 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
909 * c.opt (Wc++0x-compat): New.
910 * doc/invoke.texi (-Wc++0x-compat): Document.
912 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
914 * builtins.c (fold_builtin_carg): New.
915 (fold_builtin_1): Use it.
917 2007-01-24 Jan Hubicka <jh@suse.cz>
919 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
921 * ipa-inline.c (initial_insns, max_insns): Delete.
922 (compute_max_insns): New function.
923 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
924 of insns as base for code growth.
925 (cgraph_decide_inlining): Make initial_insns local; do not compute
927 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
928 * doc/invoke.texi (inline-unit-growth): Update docs.
930 2007-01-24 Jakub Jelinek <jakub@redhat.com>
932 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
933 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
934 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
935 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
936 for CPUs that have PTA_CX16 set.
939 * gimplify.c (omp_check_private): New function.
940 (gimplify_scan_omp_clauses): Use it for
941 firstprivate/lastprivate/reduction.
944 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
945 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
948 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
949 If lower_lastprivate_clauses emits some statements, append them
950 to dlist rather than body_p and to body_p append an initializer.
951 (lower_omp_for): Adjust caller.
953 2007-01-24 Steve Ellcey <sje@cup.hp.com>
955 * target.h (globalize_decl_name): New.
956 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
957 * output.h (default_globalize_decl_name): New.
958 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
960 (globalize_decl): Ditto.
961 (default_globalize_decl_name): New.
962 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
963 (ia64_handle_version_id_attribute): New.
964 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
965 (ia64_asm_output_external): Use globalize_decl_name instead
967 * doc/extend.texi (version_id): New pragma.
968 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
970 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
972 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
973 _uleb128_t and _Unwind_SWord with _sleb128_t.
974 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
975 uw_frame_state_for, uw_update_context_1): Likewise.
976 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
977 * unwind-pe.h (read_uleb128, read_sleb128,
978 read_encoded_value_with_base): Likewise.
979 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
981 2007-01-24 Richard Guenther <rguenther@suse.de>
983 * builtins.c (expand_builtin_cexpi): Get the fndecl
984 for cexp in the correct way.
986 2007-01-24 Jan Hubicka <jh@suse.cz>
988 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
990 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
992 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
993 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
994 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
995 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
996 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
997 __SIZEOF_PTRDIFF_T__.
998 * doc/cpp.texi: Documentation for the new builtin macros added.
1000 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
1002 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
1003 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
1004 instead of operands[2] to avoid access past the end of array.
1006 2007-01-24 Richard Sandiford <richard@codesourcery.com>
1008 * reload1.c (emit_reload_insns): Pass the reload register
1009 for a non-spill output reload through forget_old_reloads_1.
1011 2007-01-23 Joseph Myers <joseph@codesourcery.com>
1013 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1014 _SOFT_DOUBLE if doubles use software floating-point.
1015 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
1016 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
1017 * config/rs6000/darwin-ldouble.c: Also compile functions for
1018 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
1019 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
1020 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
1021 commented-out long double override.
1022 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
1023 * config/rs6000/eabispe.h: Likewise.
1024 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
1025 long double for non-SPE.
1026 (rs6000_handle_option): Likewise.
1027 (invalid_e500_subreg): Disallow more subregs involding DImode,
1028 DFmode, TImode or TFmode.
1029 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
1031 (legitimate_lo_sum_address_p): Also check for TFmode for E500
1033 (rs6000_legitimize_address): Also handle TFmode for E500 double.
1034 (rs6000_legitimize_reload_address): Also handle TFmode for E500
1036 (rs6000_legitimate_address): Also check for TFmode for E500
1038 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
1039 (spe_build_register_parallel): Handle TFmode and TCmode.
1040 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
1042 (function_arg): Handle TFmode and TCmode for E500 double.
1043 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
1045 (print_operand): Handle TFmode and TImode for %y.
1046 (rs6000_generate_compare): Handle TFmode comparisons for E500
1048 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
1049 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
1050 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
1051 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
1052 TFmode for E500 double.
1053 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
1054 (floatsidf2): Enable for E500 double.
1055 (movtf_softfloat): Use rs6000_nonimmediate_operand.
1056 (extenddftf2): Change to extenddftf2_fprs.
1057 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
1058 depending on TARGET_E500_DOUBLE.
1059 (extendsftf2): Enable for E500 double.
1060 (trunctfdf2): Enable for E500 double.
1061 (trunctfsf2): Change to trunctfsf2_fprs.
1062 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
1063 depending on TARGET_E500_DOUBLE.
1064 (floatsitf2): Enable for E500 double.
1065 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
1066 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
1067 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
1068 (negtf2): Change to negtf2_internal.
1069 (negtf2): New expander.
1070 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
1071 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
1072 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
1073 (movdi_internal32): Use rs6000_nonimmediate_operand.
1074 (unnamed splitter): Likewise.
1075 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
1076 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
1077 (SPE64TF, DITI): New mode macros.
1078 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
1081 (frob_<mode>_di_2): New.
1082 (frob_tf_di_8_2): New.
1083 (frob_di_df): Change to frob_di_<mode>; allow more modes.
1085 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
1087 (frob_ti_<mode>_8_2): New.
1088 (frob_ti_tf_2): New.
1089 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
1090 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
1092 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
1093 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
1094 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
1095 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
1096 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
1097 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
1100 2007-01-23 Ian Lance Taylor <iant@google.com>
1102 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
1104 (OBJS-archive): Reformat, alphabetize.
1105 (OBJS): Change out_object_file to OBJS-md.
1107 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
1109 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
1110 JUMP_P and CALL_P predicates where applicable.
1111 * config/i386/i386.c: Ditto.
1112 * config/i386/i386.md: Ditto.
1113 * config/i386/mmx.md: Ditto.
1114 * config/i386/predicates.md: Ditto.
1116 2007-01-22 Andreas Schwab <schwab@suse.de>
1118 * config/m68k/m68k.h: Fix comment.
1120 2007-01-22 Jan Hubicka <jh@suse.cz>
1122 * passes.c (init_optimization_passes): Do not rerun
1123 pass_early_warn_uninitialized.
1125 2007-01-22 Richard Guenther <rguenther@suse.de>
1127 PR tree-optimization/30038
1128 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
1130 (execute_cse_sincos_1): Likewise.
1131 (execute_cse_sincos): Likewise.
1132 (gate_cse_sincos): Likewise.
1133 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
1134 the cexpi() canonicalization of sincos().
1135 * tree-pass.h (pass_cse_sincos): Declare.
1136 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
1138 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1140 PR rtl-optimization/29329
1141 * combine.c (replaced_rhs_insn): Rename to i2mod.
1142 (replaced_rhs_value): Rename to i2mod_new_rhs.
1143 (i2mod_old_rhs): New global variable.
1144 (combine_instructions): Adjust for above change. Save a copy of
1145 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
1146 note are substituted in the second instruction.
1147 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
1148 ditch the note if it pertains to the second eliminated register
1149 and this register is mentioned in i2mod_old_rhs.
1152 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1154 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
1155 the insn to which the note was originally attached.
1157 2007-01-21 Jan Hubicka <jh@suse.cz>
1159 * ipa-inline.c (inlining_mode): Comment, move up.
1160 (cgraph_decide_inlining_incrementally): Do not perform inlining
1161 itself; fix handling of flattening of self recursive functions.
1162 (cgraph_find_cycles): Remove.
1163 (cgraph_flatten_node): Remove.
1164 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
1165 (try_inline): New function.
1166 (cgraph_early_inlining): Update call of
1167 cgraph_decide_inlining_incrementally. Apply inlining here.
1168 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
1170 2007-01-21 Dirk Mueller <dmueller@suse.de>
1173 * tree-vrp.c (check_array_bounds): do not warn
1174 about ADDR_EXPR's of ARRAY_REF's which are immediately
1175 used in binary expressions.
1177 2007-01-21 Ira Rosen <irar@il.ibm.com>
1179 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
1180 read_write_dep and macros for its access.
1181 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1182 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
1183 argument, call vect_check_interleaving for every independent pair of
1184 data-refs. Mark loads that access the same memory location as a store
1186 (vect_check_dependences): Remove.
1187 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
1188 call, fix the call to vect_analyze_data_ref_dependence.
1189 (vect_analyze_data_ref_access): For statements that access the same
1190 data-ref, check that they are not stores; for loads, check that there
1191 is no store that access the same location.
1193 2007-01-20 Roger Sayle <roger@eyesopen.com>
1194 Joseph Myers <joseph@codesourcery.com>
1196 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
1197 (-fdump-rtl-stack): Likewise.
1198 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
1199 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
1200 (-mpt-fixed): Use @minus{} for minus sign.
1201 (Using Precompiled Headers): Fix under/overfull hbox.
1203 2007-01-20 Jan Hubicka <jh@suse.cz>
1205 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
1206 place within annotation.
1208 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1210 * pa.c (output_move_double): Change array size of xoperands to 4.
1212 2007-01-20 Jan Hubicka <jh@suse.cz>
1214 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
1217 2007-01-19 Ian Lance Taylor <iant@google.com>
1219 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
1220 constant to unsigned HOST_WIDE_INT before negating.
1222 2007-01-19 Ian Lance Taylor <iant@google.com>
1224 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
1226 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
1227 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
1228 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
1229 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
1230 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
1231 (realloc_vdef, realloc_vuse): Change second parameter to
1233 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
1235 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
1236 unsigned. Change x and lim locals to unsigned.
1237 (realloc_vdef, realloc_vuse): Change num_elem parameter to
1239 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
1240 (copy_virtual_operands): Change i and n locals to unsigned.
1242 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1245 * builtins.c (fold_builtin_1): Handle builtin fdim.
1247 2007-01-20 Jan Hubicka <jh@suse.cz>
1249 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
1250 * tree-ssa-structalias.c (compute_points_to_sets): Do call
1251 init_alias_heapvars.
1252 (init_alias_heapvars): Initialize only when not already initialized.
1253 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
1255 2007-01-19 Roger Sayle <roger@eyesopen.com>
1257 * common.opt (fsigned-zeros): New command line option.
1258 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
1259 of flag_unsafe_math_optimizations.
1260 * opts.c (set_fast_math_flags): The -ffast-math command line option
1261 implies -fno-signed-zeros.
1262 (fast_math_flags_set_p): Likewise.
1264 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
1265 the documentation of -ffast-math appropriately. Wrap long lines.
1267 2007-01-19 Steve Ellcey <sje@cup.hp.com>
1269 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
1270 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
1272 2007-01-19 Tomas Bily <tbily@suse.cz>
1274 * cgraphunit.c (cgraph_finalize_function): Updating of pid
1276 (tree_init_ic_make_global_vars): New function
1277 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
1278 (tree_gen_ic_profiler): New function
1279 (tree_gen_ic_func_profiler): New function
1280 (tree_profiling): Added calling of tree_gen_ic_func_profiler
1281 (tree_profile_hooks): Added hook for indirec/virtual calls
1282 * value-prof.c (tree_find_values_to_profile): New case for
1284 (tree_values_to_profile): Call for determining indirect/virtual
1286 (tree_indirect_call_to_profile): New function
1287 (tree_ic_transform): New function
1288 (tree_ic): New function
1289 (find_func_by_pid): New function
1290 (init_pid_map): New function
1291 (tree_value_profile_transformations): Added check for
1292 indirect/virtual call transformation
1293 * value-prof.h (enum hist_type): New counter type for
1294 indirect/virtual calls
1295 (profile_hooks): Added new hook for profiling indirect/virtual
1297 * profile.c (instrument_values): New case for indirect/virtual
1299 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
1300 (GCOV_COUNTER_V_INDIR): New counter type
1301 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
1302 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
1304 * cgraph.c: Definition of cgraph_max_pid
1305 (cgraph_create_node): Default init of pid attribute
1306 * cgraph.h: Declaration of cgraph_max_pid
1307 (struct cgraph_node): Added pid attribute
1308 * libgcov.c (__gcov_indirect_call_profiler): New function
1309 (__gcov_one_value_profiler_body): New function
1310 (__gcov_one_value_profiler): Body was moved to
1311 __gcov_one_value_profiler_body and calls it
1313 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
1315 * doc/gty.texi (Options): Document the mark_hook option to GTY.
1316 * gengtype.c (write_types_data, write_func_for_structure,
1317 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
1318 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
1319 (walk_type, write_func_for_structure): Generate the mark_hook if
1322 2007-01-19 Jan Hubicka <jh@suse.cz>
1324 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
1325 'early' argument take inlining mode argument specifying whether to
1326 inline for size/speeed or all functions; add support for flattening;
1328 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
1330 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1333 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
1334 the name of the declared identifier.
1336 2007-01-19 Dirk Mueller <dmueller@suse.de>
1338 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
1339 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
1340 duplicate evaluation.
1342 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
1344 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
1345 Macroize expander using X87MODEF12 mode macro. Extend operand 1
1346 to XFMode, use acosxf2 and truncate result to requested mode.
1347 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
1348 (asin<mode>2): Similarly, with asin expanders.
1349 (*fscalexf4_i387): Rename from *fscalexf4.
1350 (expNcorexf3): New expander.
1351 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
1352 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
1353 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
1354 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
1355 patterns for SSE math.
1356 (exp10<mode>2): Similarly, with exp10 expanders.
1357 (exp2<mode>2): Similarly, with exp2 expanders.
1358 (expm1<mode>2): Similarly, with expm1 expanders.
1359 (ldexp<mode>3): Similarly, with ldexp expanders.
1360 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
1361 Use gen_truncxf<mode>2_i387_noop to truncate result.
1363 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1365 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
1366 for ColdFire targets.
1368 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
1369 Richard Sandiford <richard@codesourcery.com>
1371 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
1372 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
1373 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
1374 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
1375 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
1376 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
1378 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1380 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
1381 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
1382 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
1383 (*adddi_dilshr32_cf): New pattern.
1384 (adddi3, subdi3): Remove first alternatives.
1386 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1388 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
1389 implemented using move.l, do not use its cc result for floating-point
1392 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1394 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
1395 from accepting 's' constraints if flag_pic.
1397 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1399 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
1400 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
1401 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
1402 condition from TARGET_68881 to TARGET_HARD_FLOAT.
1404 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
1406 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
1407 ColdFire alternatives.
1408 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
1409 * config/m68k/m68k.md (clzsi2): Define for ColdFire
1410 architectures that support ff1 instruction.
1412 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1413 Julian Brown <julian@codesourcery.com>
1415 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
1416 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
1417 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
1420 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1422 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
1424 (output_move_const_into_data_reg, output_move_simode_const): Delete.
1425 * config/m68k/m68k.c (const_method, const_int_cost): Take a
1426 HOST_WIDE_INT instead of an rtx.
1427 (m68k_rtx_costs): Update call accordingly.
1428 (output_move_const_into_data_reg): Likewise. Fix formatting.
1429 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
1431 (output_move_simode_const): Update calls after above changes.
1432 Rework to use automatic variables and predicates like MEM_P.
1433 * config/m68k/m68k.md (pushexthisi_const): Update call to
1436 2007-01-19 Dirk Mueller <dmueller@suse.de>
1438 * tree-ssa-alias.c (perform_var_substitution): Fix typo
1441 2007-01-19 Richard Guenther <rguenther@suse.de>
1443 * builtins.c (expand_builtin_cexpi): Fall back to expanding
1444 via cexp in case sincos is not available.
1446 2007-01-19 Richard Guenther <rguenther@suse.de>
1448 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
1449 * defaults.h (TARGET_HAS_SINCOS): Default to off.
1450 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
1451 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
1452 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
1453 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
1454 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
1455 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
1457 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
1459 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
1461 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
1462 (atan2xf3): Directly generate RTL pattern.
1463 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
1464 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
1465 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1466 disable patterns for SSE math.
1467 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
1468 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
1469 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1470 disable patterns for SSE math.
1472 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
1474 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
1476 2007-01-18 Roger Sayle <roger@eyesopen.com>
1478 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
1479 VIEW_CONVERT_EXPR to the same type as it's operand.
1481 2007-01-18 David Edelsohn <edelsohn@gnu.org>
1483 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
1484 configured for long double 128.
1486 2007-01-18 Mike Stump <mrs@apple.com>
1488 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
1491 2007-01-18 Michael Meissner <michael.meissner@amd.com>
1493 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
1496 2007-01-18 Jan Hubicka <jh@suse.cz>
1498 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
1499 greater than NUM_VOP_FREE_BUCKETS.
1501 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
1503 * tree-ssa-structalias.c: Update comments.
1504 (ptabitmap_obstack): Removed.
1506 (oldpta_obstack): Ditto.
1507 (stats): Add a few members.
1508 (struct variable_info): Remove node, complex, address_taken, and
1509 indirect_target members. Add oldsolution member.
1510 (new_var_info): Do not initialize removed members.
1511 (constraint_expr_type): Remove INCLUDES.
1512 (constraint_graph): Add size, implicit_preds, rep,
1513 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
1514 (FIRST_REF_NODE): New macro.
1515 (LAST_REF_NODE): Ditto.
1516 (FIRST_ADDR_NODE): Ditto.
1517 (find): New function.
1519 (dump_constraint): Do not handle INCLUDES.
1520 (insert_into_complex): Do not insert duplicate constraints.
1521 (condense_varmap_nodes): Renamed and rewritten into ...
1522 (merge_node_constraints): This. Also fix bug in handling of
1523 offseted copy constraints.
1524 (clear_edges_for_node): No longer need to deal with preds at all,
1525 or removing associated preds/succs.
1526 (merge_graph_nodes): Deal with indirect_cycles.
1527 Don't deal with predecessors.
1528 (add_implicit_graph_edge): New function.
1529 (add_pred_graph_edge): Ditto.
1530 (add_graph_edge): Don't deal with predecessors.
1531 (build_constraint_graph): Removed.
1532 (build_pred_graph): New function.
1533 (build_succ_graph): Ditto.
1534 (struct scc_info): Removed in_component. Added roots, dfs, and
1535 node_mapping. Remove visited_index, unification_queue.
1536 (scc_visit): Deal with union-find we do now.
1537 Deal with cycles with REF nodes.
1538 (collapse_nodes): Renamed and rewritten to ...
1539 (unify_nodes): This.
1540 (process_unification_queue): Removed.
1541 (topo_visit): Cleanup
1542 (do_da_constraint): Use find.
1543 (do_sd_constraint): Ditto.
1544 (do_ds_constraint): Ditto.
1545 (do_complex_constraint): Ditto.
1546 (init_scc_info): Update for removed and added members.
1547 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
1548 (find_indirect_cycles): This.
1549 (equivalence_class): New variable.
1550 (label_visit): New function.
1551 (perform_variable_substitution): Rewritten.
1552 (free_var_substitution_info): New function.
1553 (find_equivalent_node): Ditto.
1554 (move_complex_constraints): Ditto.
1555 (eliminate_indirect_cycles): Ditto.
1556 (solve_graph): Only propagate changed bits.
1557 Use indirect cycle elimination.
1559 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
1560 (tree_id_eq): Renamed to ...
1561 (tree_vi_eq): This. Update for member change
1562 (insert_id_for_tree): Renamed and rewritten to ...
1563 (insert_vi_for_tree): This.
1564 (lookup_id_for_tree): Renamed and rewritten to ...
1565 (lookup_vi_for_tree): This.
1566 (get_id_for_tree): Renamed and rewritten to ...
1567 (get_vi_for_tree): Ditto.
1568 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
1569 (process_constraint): Don't handle INCLUDES.
1570 Remove special ADDRESSOF case.
1571 (find_func_aliases): Rewrite to use vi functions instead of id
1573 (create_function_info_for): Ditto.
1574 (create_variable_info_for): Ditto.
1575 (intra_create_variable_infos): Ditto.
1576 (merge_smts_into): Ditto.
1577 (find_what_p_points_to): Ditto.
1578 (init_base_vars): Ditto.
1579 (init_alias_vars): Ditto.
1580 (remove_preds_and_fake_succs): New function.
1581 (dump_sa_points_to_info): Dump new stats.
1582 (dump_solution_for_var): Use find.
1583 (set_used_smts): Fix formatting.
1584 (compute_points_to_sets): Updated for new functions.
1585 (ipa_pta_execute): Ditto.
1587 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1588 Richard Sandiford <richard@codesourcery.com>
1590 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
1592 * calls.c (expand_call): If the return value is a PARALLEL,
1593 extract its first member.
1594 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
1595 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
1596 use FUNCTION_EXTRA_EPILOGUE.
1597 (m68k_function_value): Return a PARALLEL if the return value
1598 is of a pointer type.
1599 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
1600 (FUNCTION_EXTRA_EPILOGUE): Remove.
1601 * config/m68k/m68k.md (D0_REG): New constant.
1603 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1605 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
1606 output a NOP for empty epilogues.
1608 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1610 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
1611 before function. Extend register save check to include all
1612 registers, not just integer ones.
1614 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1616 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
1617 (m68k_use_return_insn): ...this.
1618 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
1619 * config/m68k/m68k.c (use_return_insn): Rename to...
1620 (m68k_use_return_insn): ...this.
1621 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
1624 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1626 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
1627 nearest even, fix denormal rounding overflow.
1629 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1631 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
1632 f%$smove and f%$move.
1633 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
1634 (extendsfdf2_cf): Use fdmove instead of f%&move.
1635 (truncdfsf2_cf): Use fsmove instead of f%$smove.
1636 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
1638 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1640 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
1643 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1645 * real.h (real_format): Add a canonical_nan_lsbs_set field.
1646 (coldfire_single_format): Declare.
1647 (coldfire_double_format): Likewise.
1648 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
1649 of qnan_msb_set to determine the lower bits of a canonical
1651 (encode_ieee_double): Likewise.
1652 (encode_ieee_quad): Likewise.
1653 (ieee_single_format): Initialize canonical_nan_lsbs_set.
1654 (mips_single_format): Likewise.
1655 (ieee_double_format): Likewise.
1656 (mips_double_format): Likewise.
1657 (ieee_extended_motorola_format): Likewise.
1658 (ieee_extended_intel_96_format): Likewise.
1659 (ieee_extended_intel_128_format): Likewise.
1660 (ieee_extended_intel_96_round_53_format): Likewise.
1661 (ibm_extended_format): Likewise.
1662 (mips_extended_format): Likewise.
1663 (ieee_quad_format): Likewise.
1664 (mips_quad_format): Likewise.
1665 (vax_f_format): Likewise.
1666 (vax_d_format): Likewise.
1667 (vax_g_format): Likewise.
1668 (i370_single_format): Likewise.
1669 (i370_double_format): Likewise.
1670 (decimal_single_format): Likewise.
1671 (decimal_double_format): Likewise.
1672 (decimal_quad_format): Likewise.
1673 (c4x_single_format): Likewise.
1674 (c4x_extended_format): Likewise.
1675 (real_internal_format): Likewise.
1676 (coldfire_single_format): New real_format.
1677 (coldfire_double_format): Likewise.
1678 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
1679 canonical_nan_lsbs_set.
1680 (pdp11_d_format): Likewise.
1681 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
1682 if TARGET_COLDFIRE_CPU.
1684 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1686 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
1687 (output_call, m68k_legitimize_call_address): Declare.
1688 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
1689 parenthesees. Add support for a 'W' constraint.
1690 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
1691 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
1692 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
1693 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
1695 (override_options): Initialize them. Do not set flag_no_function_cse
1696 for TARGET_ID_SHARED_LIBRARY.
1697 (m68k_output_pic_call): Delete.
1698 (m68k_legitimize_call_address): New function.
1699 (print_operand): Remove the %o prefix. Handle the %p prefix.
1700 (output_call): New function.
1701 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
1702 target address from the GOT if symbolic jumps are not allowed.
1703 * config/m68k/m68k.md (call, general_operand): Do not set
1704 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
1705 Merge separate flag_pic and !flag_pic define_insns into...
1706 (*call, *call_value): ...these new patterns. Match the address
1707 rather than the containing MEM and require it to be a call_operand.
1708 Use output_call to generate the asm template.
1709 * config/m68k/predicates.md (const_call_operand): New predicate.
1710 (call_operand): Likewise.
1712 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1714 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
1715 (STACK_GROWS_DOWNWARD): Define to 1.
1716 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
1717 comments, emphasizing that these values are only defaults.
1718 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
1719 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
1721 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1723 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
1725 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1726 Richard Sandiford <richard@codesourcery.com>
1728 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
1729 (FP_REGNO_P): New macros.
1730 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
1731 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
1732 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
1733 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
1735 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1737 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
1738 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
1740 * config/m68k/t-floatlib: New file, extracting common code from...
1741 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1742 * config/m68k/t-uclinux: Here.
1743 * config/m68k/fpgnulib.c: Do not compile extendeed precision
1744 routines on ColdFire targets.
1746 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1748 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
1749 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
1750 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
1751 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
1752 explicitly set MOTOROLA to 1.
1753 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
1755 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1756 Nathan Sidwell <nathan@codesourcery.com>
1758 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
1759 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
1760 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
1761 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
1762 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
1763 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
1764 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
1765 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
1766 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
1767 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
1768 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
1769 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
1770 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
1771 (DBX_REGISTER_NUMBER): Delete.
1772 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
1773 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
1774 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
1776 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1778 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
1779 * config/flat.h: New file.
1780 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
1782 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
1783 indirect references for -msep-data or -mid-shared-library.
1784 Do not use PC-relative code addresses either.
1785 * config/m68k/m68k.c (override_options): Restrict -fPIC error
1787 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
1788 for shared libraries and crt1.o for executables. Use crti.o and
1790 (ENDFILE_SPEC): Use crtend.o and crtn.o.
1791 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
1792 Do not add -elf2flt or -shared-lib-id options here.
1793 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
1794 Pass -shared-lib-id if -mid-shared-library, taking the library
1795 identifier from -mshared-library-id if given, otherwise
1797 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
1798 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
1799 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
1800 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
1801 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
1802 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
1804 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
1805 jump sequence for ISA A and ISA A+.
1806 (PICJUMP): Likewise.
1808 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1810 * config.gcc (m68k-*-uclinux*): Base the port on the common
1811 and m68k GNU/Linux files rather than on the generic ELF ones.
1812 * config/m68k/uclinux.h (TARGET_VERSION): Override.
1813 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1815 2007-01-18 Julian Brown <julian@codesourcery.com>
1816 Richard Sandiford <richard@codesourcery.com>
1818 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
1819 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
1820 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
1822 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
1824 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
1826 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1828 * doc/install.texi: Document m68k-uclinuxoldabi.
1829 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
1830 * config/m68k/uclinux-oldabi.h: New file, copied from
1831 config/m68k/uclinux.h.
1833 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
1835 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
1836 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
1837 (m32r_compute_frame_size): Use unsigned for regno.
1838 (m32r_reload_lr): Use gen_frame_mem.
1840 (m32r_output_function_epilogue): Don't output the function epilogue
1842 (m32r_expand_epilogue): New.
1843 (direct_return): Return false if the function has the interrupt
1845 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
1846 * config/m32r/m32r.md (epilogue): New expander.
1847 (return_lr, return_rte): New insns.
1848 (return): Make it expander.
1849 (return_normal): New expander.
1851 2007-01-18 Josh Conner <jconner@apple.com>
1854 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
1855 support for UNLE, UNLT, UNGE, and UNGT.
1857 2007-01-18 Jan Hubicka <jh@suse.cz>
1859 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
1860 * tree-tailcall (add_virtual_phis): Likewise.
1861 (optimize_tail_call): Return TODOs.
1862 (execute_tail_calls): Return TODOs.
1863 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
1864 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
1866 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
1867 Cleanup cfg using TODO.
1868 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
1869 * passes.c (execute_function_todo): When cleanup did something, remove
1871 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
1872 (make_edges): Don't cleanup_cfg.
1874 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
1876 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
1877 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
1878 operate on the top of stack.
1879 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
1880 register handling of instructions that output to the second
1882 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
1883 (move_for_stack_reg): Special-case check for dead destination
1884 stack slot for constant load of 1.0 inside UNSPEC_TAN.
1886 * config/i386/i386.md (UNSPEC_TAN): New constant.
1887 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
1888 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
1889 to correctly model move of constant 1.0 to top stack slot.
1890 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
1891 (unnamed peephole2 pattern): Remove corresponding peephole2
1892 pattern that optimizes tan insn and loading of constant 1.0.
1893 (tanxf2): Use fptanxf4_i387.
1894 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
1895 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
1896 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1897 disable patterns for SSE math.
1898 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
1899 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
1901 2007-01-18 Dirk Mueller <dmueller@suse.de>
1902 Richard Guenther <rguenther@suse.de>
1905 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
1906 * common.opt (Warray-bounds): Add new warning option.
1907 * c-opts.c (c_common_handle_option): Define -Warray-bounds
1909 * Makefile.in: make tree-vrp.o depend on toplev.h
1910 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
1912 (check_array_refs, check_array_bounds, check_array_ref): New.
1914 2007-01-18 Jan Hubicka <jh@suse.cz>
1916 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
1917 (execute_ssa_ccp): Return flags conditionally.
1918 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
1920 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
1922 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
1924 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
1925 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
1927 * Makefile.c (GTFILES): Add cfglayout.h.
1928 * gengtype.c (open_base_files): Likewise.
1929 * cfglayout.c (cfg_layout_function_footer,
1930 cfg_layout_function_header) Reindent to make gengtype happy.
1931 * cfglayout.h (cfg_layout_function_footer,
1932 cfg_layout_function_header): Add GTY(()) marker.
1934 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
1936 2007-01-18 Ben Elliston <bje@au.ibm.com>
1938 * genautomata.c (write_automata): Include xstrerror output in the
1939 error message if writing the DFA description file fails.
1941 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
1943 * config/mips/mips-protos.h (mips_output_external): Make it
1945 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
1946 * config/mips/mips.c (irix_output_external_libcall): Likewise.
1947 (extern_list): Likewise.
1948 (extern_head): Likewise.
1949 (TARGET_ASM_FILE_END): Likewise.
1950 (mips_file_end): Likewise.
1951 (mips_output_external): Rewritten.
1953 2007-01-18 Ben Elliston <bje@au.ibm.com>
1955 * genpreds.c (write_insn_preds_c): Only write out the function
1956 body for regclass_for_constraint if we have register constraints.
1958 2007-01-17 Tom Tromey <tromey@redhat.com>
1960 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
1961 * doc/install.texi (Testing): Use sourceware.org.
1962 (Binaries): Likewise.
1963 (Specific): Likewise.
1964 * doc/contrib.texi (Contributors): Use sourceware.org.
1966 2007-01-17 Anatoly Sokolov <aesok@post.ru>
1968 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
1969 (AVR_ENHANCED): Rename to ...
1970 (AVR_HAVE_MUL): ... new.
1971 (avr_enhanced_p): Rename to ...
1972 (avr_have_mul_p): ... new.
1973 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
1974 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
1975 * config/avr/avr.c (avr_enhanced_p): Rename to ...
1976 (avr_have_mul_p): ... new.
1977 (base_arch_s): Rename 'enhanced' to 'have_mul'.
1978 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
1979 'avr_enhanced_p' and 'enhanced'.
1980 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
1981 AVR_HAVE_MUL instead of AVR_ENHANCED.
1982 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
1983 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
1984 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
1985 instead of AVR_ENHANCED.
1986 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
1987 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
1988 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
1990 2007-01-17 Ian Lance Taylor <iant@google.com>
1992 * vec.h (VEC_reserve_exact): Define.
1993 (vec_gc_p_reserve_exact): Declare.
1994 (vec_gc_o_reserve_exact): Declare.
1995 (vec_heap_p_reserve_exact): Declare.
1996 (vec_heap_o_reserve_exact): Declare.
1997 (VEC_OP (T,A,reserve_exact)): New static inline function, three
1999 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
2001 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
2002 (VEC_OP (T,A,copy)) [all versions]: Likewise.
2003 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
2004 * vec.c (calculate_allocation): Add exact parameter. Change all
2006 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
2007 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
2008 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
2009 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
2010 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
2011 (vec_heap_p_reserve_exact): New function.
2012 (vec_heap_o_reserve_exact): New function.
2014 2007-01-17 Jan Hubicka <jh@suse.cz>
2016 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
2018 2007-01-17 Eric Christopher <echristo@apple.com>
2020 * config.gcc: Support core2 processor.
2022 2007-01-16 Jan Hubicka <jh@suse.cz>
2024 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
2025 the names, just unlink the chain so we don't crash on dangling pointers
2028 2007-01-16 Jan Hubicka <jh@suse.cz>
2030 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
2031 * tree-pass.h: Reorder to make IPA passes appear toegher.
2032 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
2033 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
2034 parameters, do not call early inliner.
2035 * ipa-inline.c: Update comments. Include tree-flow.h
2036 (cgraph_decide_inlining): Do not compute inlining parameters.
2037 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
2038 be called with function context set up.
2039 (pass_ipa_inline): Remove unreachable functions before pass.
2040 (cgraph_early_inlining): Simplify assuming to be called from the
2042 (pass_early_inline): New pass.
2043 (cgraph_gate_ipa_early_inlining): New gate.
2044 (pass_ipa_early_inline): Turn into simple wrapper.
2045 (compute_inline_parameters): New function.
2046 (gate_inline_passes): New gate.
2047 (pass_inline_parameters): New pass.
2048 (apply_inline): Move here from tree-optimize.c
2049 (pass_apply_inline): New pass.
2050 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
2052 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
2054 (tree_function_versioning): Do not allocate dummy struct function.
2055 * tree-inline.h (optimize_inline_calls): Update prototype.
2056 * tree-optimize.c (execute_fixup_cfg): Export.
2057 (pass_fixup_cfg): Remove
2058 (tree_rest_of_compilation): Do not apply inlines.
2059 * tree-flow.h (execute_fixup_cfg): Declare.
2060 * Makefile.in (gt-passes.c): New.
2061 * passes.c: Include gt-passes.h
2062 (init_optimization_passes): New passes.
2063 (nnodes, order): New static vars.
2064 (do_per_function_toporder): New function.
2065 (execute_one_pass): Dump current pass here.
2066 (execute_ipa_pass_list): Don't dump current pass here.
2068 2007-01-16 Janis Johnson <janis187@us.ibm.com>
2070 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
2071 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
2073 2007-01-16 David Edelsohn <edelsohn@gnu.org>
2075 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
2076 (strong_alias): Define.
2077 (__gcc_qmul): Provide non-FMA for soft-float.
2083 (__gcc_qunord): New.
2093 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
2094 soft-float functions.
2095 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
2096 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
2097 about long double soft float.
2099 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
2100 Tehila Meyzels <tehila@il.ibm.com>
2102 * tree-vectorizer.h (is_pattern_stmt_p): New.
2103 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
2104 formatting (tabs instead of spaces). Cleanup and clarify setting
2105 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
2106 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
2107 (vectorizable_type_demotion): Check that types are integral.
2108 (vectorizable_type_promotion): Likewise.
2109 (vectorizable_store): Fix typo. Eliminate new-line at end of
2112 2007-01-16 Jan Hubicka <jh@suse.cz>
2114 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
2117 2007-01-15 Eric Christopher <echristo@apple.com>
2119 * ifcvt.c: Include vec.h, vecprim.h.
2120 (check_cond_move_block): New argument regs.
2121 Reorganize. Add registers used to regs.
2122 (cond_move_process_if_block): Use regs set above as
2125 2007-01-15 Eric Christopher <echristo@apple.com>
2127 * config/darwin.h: Update copyright.
2128 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
2129 (LINK_COMMAND_SPEC): Add -u.
2130 (LINK_SPEC): Fix umbrella for above.
2132 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
2134 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
2137 2007-01-15 Tom Tromey <tromey@redhat.com>
2139 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
2140 * doc/install.texi (Testing): Don't mention jacks.
2141 (Configuration): Document --enable-java-maintainer-mode. Move
2142 --with-java-home to libgcj-specific section. Document
2144 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
2146 2007-01-15 Jan Hubicka <jh@suse.cz>
2148 * tree-ssa-dce.c (DCE_TODOs): New.
2149 (propagate_necessity): Return if something changed.
2150 (eliminate_unnecessary_stmts): Likewise.
2151 (perform_tree_ssa_dce): Return TODO flags when needed.
2152 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
2154 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
2156 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
2157 (fyl2x_extend<mode>xf3_i387): New insn pattern.
2158 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
2159 patterns using X87MODEF12 mode macro. Extend operand 1
2160 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
2161 (log10<mode>2): Ditto.
2162 (log2<mode>2): Ditto.
2163 (log1p<mode>2): Ditto.
2164 (logb<mode>2): Ditto.
2165 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
2166 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
2167 (*fxtractxf3_i387): Rename from *fxtractxf3.
2168 (fxtract_extend<mode>xf3_i387): New insn pattern.
2169 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
2170 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
2171 and gen_fyl2xxf3_i387().
2173 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2175 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
2176 * cfgloopmanip.c (fix_loop_placement): Made static. Use
2177 get_loop_exit_edges. Changed return type to bool.
2178 * cfgloop.h (fix_loop_placement): Declaration removed.
2180 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
2182 * param.h (MIN_VECT_LOOP_BOUND): New.
2183 * params.def (MIN_VECT_LOOP_BOUND): New.
2184 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
2185 argument - minimum threshold for number of iterations.
2186 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
2187 argument to declaration.
2188 * tree-vect-analyze.c (vect_analyze_operations): Check value of
2189 MIN_VECT_LOOP_BOUND.
2190 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
2191 slpeel_tree_peel_loop_to_edge with additional argument.
2192 (vect_do_peeling_for_alignment): Likewise.
2193 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
2195 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
2198 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
2201 2007-01-14 Jan Hubicka <jh@suse.cz>
2203 * tree-dfa.c (remove_referenced_var): New function.
2204 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
2205 prune referenced vars list too.
2206 * tree-flow.h (remove_referenced_var): Declare.
2208 2007-01-14 Jan Hubicka <jh@suse.cz>
2210 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
2212 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
2213 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
2214 * except.h (verify_eh_throw_table_statements): Kill prototype.
2215 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
2216 into call exrepssions.
2217 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
2219 * tree-cfg.c: Include pointer-set.h.
2220 (verify_node_sharing): Work on pointer set.
2221 (verify_eh_throw_stmt_node): New.
2222 (verify_stmts): Use pointers sets, verify throw_stmt.
2224 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
2226 * ipa-reference.c (analyze_function): Consider also addresses taken
2229 2007-01-12 Roger Sayle <roger@eyesopen.com>
2231 * c-typeck.c (null_pointer_constant_p): Replace use of
2232 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2233 (build_c_cast): Likewise.
2235 2007-01-12 Roger Sayle <roger@eyesopen.com>
2237 * tree.h (force_fit_type_double): Remove unused final argument.
2238 * c-common.c (constant_expression_warning): Replace use of
2239 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2240 (convert_and_check): Likewise.
2241 (shorten_compare): Update call to force_fit_type_double.
2242 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
2243 * convert.c (convert_to_pointer): Update call to
2244 force_fit_type_double.
2245 * fold-const.c (force_fit_type_double): Remove overflowed_const
2247 (int_const_binop, fold_convert_const_int_from_int,
2248 fold_convert_const_int_from_real, fold_div_compare,
2249 fold_sign_changed_comparison, fold_unary, fold_negate_const,
2250 fold_abs_const, fold_not_const): Remove the final argument from
2251 calls to force_fit_type_double.
2253 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2255 * configure.ac: Set insn to "nop" for spu-*-* also.
2256 * configure: Regenerate.
2258 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
2260 * builtins.def : Add BUILT_IN_FREE.
2262 2007-01-12 Jan Hubicka <jh@suse.cz>
2264 PR tree-optimization/30443
2265 * tree-inline.c (tree_function_versioning): Do not optimize when
2266 cloning for inlining.
2268 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
2270 * doc/loop.texi: Document recording of loop exits.
2271 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
2272 (update_single_exits_after_duplication,
2273 update_single_exit_for_duplicated_loop,
2274 update_single_exit_for_duplicated_loops): Removed.
2275 (duplicate_loop_to_header_edge): Do not call
2276 update_single_exits_after_duplication and
2277 update_single_exit_for_duplicated_loops.
2278 (loop_version): Do not update single_exit information.
2279 (fix_loop_structure): Use record_loop_exits instead of
2280 mark_single_exit_loops.
2281 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
2282 the lists of loop exits.
2283 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
2284 split_edge, merge_blocks): Update the lists of loop exits.
2285 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
2286 loop_optimizer_init.
2287 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
2288 of mark_single_exit_loops.
2289 (loop_optimizer_finalize): Call release_recorded_exits.
2290 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
2291 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
2292 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
2293 update single exit information.
2294 * lambda-code.c (perfect_nestify): Ditto.
2295 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
2296 (mark_single_exit_loops): Removed.
2297 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
2298 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
2299 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
2301 (get_loop_exit_edges, single_exit): Use recorded exit lists.
2302 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
2303 (verify_loop_structure): Verify consistency of the exit lists.
2304 (flow_loops_find): Use alloc_loop. Initialize exits hash.
2305 (set_single_exit): Removed.
2306 * cfgloop.h (struct loop_exit): New function.
2307 (struct loop): single_exit_ field replaced by exits field.
2308 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
2309 (struct loops): Added exits hash.
2310 (mark_single_exit_loops, set_single_exit): Declaration removed.
2311 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
2313 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2315 * doc/invoke.texi: Avoid use of @headitem.
2317 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2319 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
2321 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2323 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
2326 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2327 Richard Sandiford <richard@codesourcery.com>
2329 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
2330 * config/m68k/m68k.opt: Resort options.
2331 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
2333 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2334 Richard Sandiford <richard@codesourcery.com>
2336 * doc/invoke.texi: Document the macros that are defined by
2337 m68k's -mtune and -mhard-float options.
2338 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
2339 (m68k_cpp_cpu_family): Likewise.
2340 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
2341 of __ucfv*__ macros. Define __mcffpu__ if generating code for
2342 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
2343 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
2344 (m68k_cpp_cpu_family): Likewise.
2346 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2348 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
2349 macros besides mc68000 as tuning macros. Use a switch statement
2350 to set them and mcpu32.
2352 2007-01-12 Julian Brown <julian@codesourcery.com>
2354 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
2355 (TARGET_68040_ONLY): Rename to...
2356 (TARGET_68040): ...this.
2357 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
2358 * config/m68k/m68k.md: Likewise.
2360 2007-01-12 Julian Brown <julian@codesourcery.com>
2361 Nathan Sidwell <nathan@codesourcery.com>
2362 Richard Sandiford <richard@codesourcery.com>
2364 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
2365 the -mcpu= argument associated with the --with-cpu setting.
2366 Define M68K_DEFAULT_TUNE to the default -mtune= option,
2367 if different from the one implied by the -mcpu setting.
2368 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
2369 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
2370 * doc/invoke.texi: Mention ColdFire in the introduction to the
2371 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
2372 -mno-div and -mhard-float options. Make -m68881 a synonym for
2373 -mhard-float. Document the previously-undocumented -m5206e,
2374 -m528x, -m5307 and -m5407 options. Tweak the existing option
2375 documentation for consistency.
2376 * doc/install.texi: Mention new --with-cpu arguments.
2377 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
2378 default CPU if neither -mcpu nor -march are specified.
2379 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
2380 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
2381 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
2382 using m68k_tune to decide between families that implement the
2383 same ISA. Use m68k_tune to set __mcfv4e__.
2384 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
2385 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
2386 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
2387 (FL_ISA_C, FL_ISA_MMU): New macros.
2388 (MASK_COLDFIRE): Delete.
2389 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
2390 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
2391 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
2392 (TARGET_HARD_FLOAT): Do not define here.
2393 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
2394 (TUNE_68000): New macro.
2395 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
2396 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
2397 (TUNE_CFV2): Redefine in terms of m68k_tune.
2398 (uarch_type, target_device, fpu_type): New enums.
2399 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
2400 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
2401 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
2402 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
2403 (FL_FOR_isa_c): New macros.
2404 (m68k_isa): New enum.
2405 (m68k_target_selection): New structure.
2406 (all_devices, all_isas, all_microarchs): New tables.
2407 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
2408 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
2409 (MASK_ALL_CPU_BITS): Delete.
2410 (m68k_find_selection): New function.
2411 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
2412 Map the legacy target options to a combination of the new ones.
2413 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
2414 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
2415 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
2417 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
2418 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
2420 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
2421 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
2422 * config/m68k/m68k-devices.def: New file.
2424 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2425 Nathan Sidwell <nathan@codesourcery.com>
2427 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
2428 (SUBTARGET_EXTRA_SPECS): New macros.
2429 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
2430 use %(asm_cpu_spec) instead.
2431 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
2432 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
2433 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
2434 (EXTRA_SPECS): Rename to...
2435 (SUBTARGET_EXTRA_SPECS): ...this.
2437 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2438 Richard Sandiford <richard@codesourcery.com>
2439 Julian Brown <julian@codesourcery.com>
2441 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
2442 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
2443 to the configuration's default CPU.
2444 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
2445 Remove default masks.
2446 (m680[012]0-*-*): Set the default with_cpu to the first part of
2448 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
2449 (m68k*-*-linux): Extend the --with-cpu handling to...
2450 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
2451 and m68010. Don't set target_cpu_default2.
2452 * doc/install.texi: Document --with-cpu for m68k.
2453 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
2454 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
2455 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
2456 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
2457 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
2458 (ASM_SPEC): Remove use of %(asm_cpu_default).
2459 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
2460 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
2461 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
2462 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
2463 __HAVE_FPU__ if TARGET_HARD_FLOAT.
2464 (TARGET_DEFAULT): Delete.
2465 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
2466 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
2467 (CPP_CPU_SPEC): Delete.
2468 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
2469 the appropriate string.
2470 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
2471 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
2472 (ASM_SPEC): Don't use %(asm_default_spec).
2473 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
2474 TARGET_DEFAULT and add MASK_68881.
2475 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
2477 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2479 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
2480 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
2481 MASK_68010 alongside MASK_68020.
2482 * doc/invoke.texi: Document -m68010.
2483 * config/m68k/m68k.opt (m68010): New.
2484 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
2486 (TUNE_68010): New macro.
2487 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
2488 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
2489 (M68K_CPU_m68332): Add MASK_68010.
2490 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
2491 fallback definition.
2492 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
2494 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
2495 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
2496 to all entries that use MASK_68020.
2497 (output_move_simode_const, output_move_himode, output_move_qimode)
2498 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
2499 instead of TARGET_68020 to select clr behavior. Remove comment
2500 about there being no TARGET_68010.
2501 * config/m68k/m68k.md: Likewise throughout.
2503 2007-01-12 Julian Brown <julian@codesourcery.com>
2505 * config/m68k/m68k.h (TARGET_ISAB): New macro.
2506 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
2507 * config/m68k/m68k.md: Likewise.
2509 2007-01-12 Julian Brown <julian@codesourcery.com>
2511 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
2512 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
2514 2007-01-12 Julian Brown <julian@codesourcery.com>
2516 * config/m68k/m68k.h (TUNE_68040_60): New macro.
2517 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
2518 * config/m68k/m68k.md: Likewise.
2520 2007-01-12 Julian Brown <julian@codesourcery.com>
2521 Richard Sandiford <richard@codesourcery.com>
2523 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
2524 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
2525 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
2527 (TARGET_CPU32): Rename to...
2528 (TUNE_CPU32): ...this.
2529 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
2530 (TUNE_CFV2): New macros.
2531 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
2532 remove conditions that are implied by TARGET_68020.
2533 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
2534 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
2535 (m68k_output_function_epilogue): Likewise.
2536 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
2537 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
2538 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
2539 non-68000 timings. Refactor multiplication and division costs.
2540 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
2541 TUNE_CPU32 instead of TARGET_CPU32.
2542 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
2543 and TUNE_68060 instead of TARGET_68060.
2544 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
2545 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
2547 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
2548 && !TARGET_COLDFIRE" to choose between moveq and clr.
2549 Likewise in the unnamed movsf pattern.
2550 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
2551 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
2554 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2556 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
2557 of tabbing before backslashes.
2559 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2561 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
2562 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
2563 (ASM_OUTPUT_INTERNAL_LABEL): Define.
2565 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2567 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
2568 find_interesting_uses_cond.
2569 (find_interesting_uses_cond): Use extract_cond_operands.
2570 (rewrite_use_compare): Use extract_cond_operands and
2571 force_gimple_operand_bsi. Do not call update_stmt.
2572 (determine_use_iv_cost_condition): Use extract_cond_operands.
2573 Return cheaper of using original bound and changing the exit bound.
2575 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2577 PR tree-optimization/29516
2578 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
2579 most_expensive_mult_to_index, addr_to_parts,
2580 create_mem_ref, maybe_fold_tmr): Make the type of
2581 fields of TARGET_MEM_REF sizetype.
2582 (move_fixed_address_to_symbol, move_pointer_to_base):
2584 * tree.def (TARGET_MEM_REF): Add comment on types of
2587 2007-01-11 Joseph Myers <joseph@codesourcery.com>
2589 * c-common.c (vector_types_convertible_p): Treat opaque types as
2590 always convertible if they have the same size, but not otherwise.
2592 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
2594 * ifcvt.c (struct noce_if_info): Add comments to the fields.
2595 Remove the b_unconditional field.
2596 (noce_try_sign_mask): Do not look at b_unconditional.
2597 (noce_process_if_block): Do not use merge_if_blocks. Update
2598 the CFG here. Do not set b_unconditional.
2599 (cond_move_process_if_block): Likewise.
2600 (find_cond_trap): Likewise.
2601 (check_cond_move_block): Require simple jump insns at the end
2604 2007-01-11 Jan Hubicka <jh@suse.cz>
2606 PR tree-optimization/1046
2607 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
2608 when alias info is not ready.
2609 (pass_tail_recursion): Do not require aliasing.
2610 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
2611 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
2612 * tree-ssa-copy.c (pass_copy_prop): Likewise.
2613 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
2614 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
2615 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
2616 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
2618 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
2619 When aliasing is not build, mark statement as volatile.
2621 2007-01-11 Tom Tromey <tromey@redhat.com>
2623 PR preprocessor/15185, PR preprocessor/20989:
2624 * doc/cppopts.texi <-MT>: Update description of algorithm for
2625 computing default target.
2626 <-M, -MD>: Reword "basename" text.
2628 2007-01-11 Roger Sayle <roger@eyesopen.com>
2630 * builtins.c (expand_builtin_pow, expand_builtin_powi,
2631 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
2632 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2633 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
2634 fold_builtin_bswap, real_constp, fold_builtin_pow,
2635 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
2636 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
2637 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2638 * convert.c (convert_to_pointer): Likewise.
2639 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2640 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
2641 const_binop, fold_convert_const_int_from_int,
2642 fold_convert_const_int_from_real,
2643 fold_convert_const_real_from_real, sign_bit_p,
2644 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
2645 fold_sign_changed_comparison, fold_unary, fold_comparison,
2646 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
2647 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
2648 * print-tree.c (print_node_brief, print_node): Likewise.
2649 * stor-layout.c (place_field, layout_type): Likewise.
2650 * tree-chrec.c (keep_cast): Likewise.
2651 * tree.c (build_vector, build_real, build_real_from_int_cst,
2652 build_complex): Likewise.
2654 2007-01-11 Roger Sayle <roger@eyesopen.com>
2656 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
2657 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
2659 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
2661 * configure.ac (strict1_warn): Rename to strict_warn.
2662 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
2663 cc_set_by_configure, quoted_cc_set_by_configure,
2664 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
2665 all_boot_languages, all_stagestuff): Remove.
2666 (target_list): Remove bootstrap targets.
2667 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
2668 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
2669 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
2670 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
2671 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
2672 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
2673 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
2674 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
2675 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
2676 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
2677 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
2678 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
2679 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
2680 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
2681 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
2682 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
2683 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
2684 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
2685 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
2686 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
2687 (mostlyclean): Adjust.
2688 (clean, distclean): Don't mention bootstrap stuff.
2689 * configure: Regenerate.
2690 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
2691 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
2692 treelang/config-lang.in (stagestuff): Remove.
2693 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
2694 stageprofile, stagefeedback, stagestuff): Remove mention.
2696 2007-01-11 Nick Clifton <nickc@redhat.com>
2698 * config/mcore/predicates.md (mcore_general_movesrc_operand):
2700 (mcore_general_movdst_operand): Do not accept CONST_INTs.
2701 (mcore_arith_K_S_operand): Run the test for the S constraint not
2702 the test for the M constraint.
2703 (mcore_addsub_operand): Do not accept integer values that are
2704 larger than 32 bits.
2705 * config/mcore/mcore.md: Remove unused constraints from split.
2706 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
2708 (allocate_stack): Likewise.
2709 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
2710 operands to 32 bits.
2711 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
2713 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
2714 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
2715 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
2716 mcore_output_bclri, mcore_output_andn, output_inline_const,
2717 mcore_output_move, mcore_output_movedouble): Likewise.
2718 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
2719 (output_inline_const): Likewise.
2720 (output_inline_const): Fix format strings used in sprintf
2722 * config/mcore/mcore-protos.h: Update prototypes for changed
2723 functions in mcore.c.
2724 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
2725 HOST_WIDE_INT and not int.
2726 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
2727 CONST_OK_FOR_N): Likewise.
2728 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
2729 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
2732 2007-01-10 Jan Hubicka <jh@suse.cz>
2734 * tree-vrp.c (remove_range_assertions): Release defs.
2735 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
2736 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
2738 2007-01-10 Paul Brook <paul@codesourcery.com>
2740 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
2741 * config/arm/arm.md (mulsi3subsi): New insn.
2743 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
2745 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
2746 (tree_transform_and_unroll_loop): New.
2747 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
2750 2007-01-10 Robert Kennedy <jimbob@google.com>
2752 * fold-const.c (fold_comparison): Fold comparisons like (x *
2753 1000 < 0) to (x < 0).
2755 2007-01-10 Ian Lance Taylor <iant@google.com>
2757 * tree-pretty-print.c (dump_generic_node): Print parentheses when
2758 operands have the same priority.
2760 2007-01-10 Tom Tromey <tromey@redhat.com>
2762 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
2763 (fold_binary): Likewise.
2764 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
2765 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
2766 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
2767 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
2768 * langhooks.h (struct lang_hooks): Removed field
2769 'can_use_bit_fields_p'.
2771 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
2773 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
2775 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
2777 * function.c (get_last_funcdef_no): New function.
2778 * function.h (get_last_funcdef_no): Declare.
2779 * tree-inline.c (initialize_cfun): Add initialization.
2780 (tree_function_versioning): Cleanup.
2782 2007-01-10 Jan Hubicka <jh@suse.cz>
2784 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
2787 2007-01-10 Sa Liu <saliu@de.ibm.com>
2788 Ben Elliston <bje@au.ibm.com>
2790 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
2791 for SAVE_NONLOCAL and Pmode for any other save level.
2792 * spu-protos.h (spu_restore_stack_block): Declare.
2793 * spu.md (save_stack_block): Remove.
2794 (restore_stack_block): Call spu_restore_stack_block.
2795 * spu.c (spu_restore_stack_block): New function.
2796 (spu_expand_epilogue): Remove old comment.
2798 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2800 PR tree-optimization/30322
2801 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
2802 (cand_value_at): Return the value as aff_tree.
2803 (may_eliminate_iv): Convert the bound from aff_tree to tree.
2804 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
2805 aff_combination_mult): New functions.
2806 (aff_combination_add): Use aff_combination_add_cst.
2807 (aff_combination_convert): Allow conversions to a wider type.
2808 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
2809 * tree-affine.h (aff_combination_mult): Declare.
2811 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
2813 * doc/tm.texi: Update documentation to reflect reality of exec
2814 and start file search behaviours. Update copyright year.
2815 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
2816 header file directories.
2818 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
2820 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
2821 (*cosxf2): Rename to cosxf2_i387.
2822 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
2823 using X87MODEF12 mode macro. Rename patterns to
2824 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
2826 (*cosdf2, *cossf2): Ditto.
2827 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
2828 to match extended input operands.
2829 (sincos<mode>3): New expander.
2830 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
2831 insn patterns and corresponding splitters.
2833 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
2835 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
2836 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
2838 2007-01-09 Nicolas Pitre <nico@cam.org>
2841 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
2843 2007-01-08 Geoffrey Keating <geoffk@apple.com>
2845 * target.h (struct gcc_target): New field library_rtti_comdat.
2846 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
2847 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
2848 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
2849 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
2851 2007-01-08 Geoffrey Keating <geoffk@apple.com>
2853 * doc/invoke.texi (Optimize Options): Correct description of -O0.
2855 2007-01-08 Richard Guenther <rguenther@suse.de>
2857 * tree.h (force_fit_type_double): Export.
2858 (force_fit_type): Remove.
2859 * fold-const.c (force_fit_type_double): New function.
2860 (force_fit_type): Remove.
2861 (int_const_binop): Use it.
2862 (fold_convert_const_int_from_int): Likewise.
2863 (fold_convert_const_int_from_real): Likewise.
2864 (fold_div_compare): Likewise.
2865 (fold_sign_changed_comparison): Likewise.
2866 (fold_unary): Likewise.
2867 (fold_negate_const): Likewise.
2868 (fold_abs_const): Likewise.
2869 (fold_not_const): Likewise.
2870 * c-common.c (shorten_compare): Use force_fit_type_double.
2871 * convert.c (convert_to_pointer): Likewise.
2873 2007-01-08 Richard Guenther <rguenther@suse.de>
2875 * tree.h (build_int_cst_wide_type): Export.
2876 * tree.c (build_int_cst_wide_type): New function.
2877 (build_int_cst_wide): Fix comment.
2878 * builtins.c (fold_builtin_object_size): Use build_int_cst
2879 to build -1 or 0 of the correct type. Use fit_double_type
2880 to check for overflow.
2881 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
2883 (decode_field_reference): Likewise.
2884 (all_ones_mask_p): Likewise.
2885 (native_interpret_int): Use build_int_cst_wide_type.
2886 (fold_binary): Use build_int_cst_type to build an all-ones
2888 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
2890 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
2892 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
2894 2007-01-09 Ben Elliston <bje@au.ibm.com>
2896 * genautomata.c (STATS_OPTION): New option.
2897 (stats_flag): New flag.
2898 (gen_automata_option): Handle it.
2899 (initiate_automaton_gen): Ditto.
2900 (write_automata): Output statistics only if stats_flag is
2901 set. Likewise, output time statistics only if time_flag is set.
2902 * doc/md.texi (Processor pipeline description): Document new flag.
2904 2007-01-08 Richard Guenther <rguenther@suse.de>
2906 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
2907 * tree.c (build_int_cst_type): Likewise.
2908 (size_in_bytes): Don't call force_fit_type on the result.
2909 (int_fits_type_p): Use fit_double_type.
2910 * fold-const.c (fit_double_type): New function.
2911 (force_fit_type): Use it.
2912 * tree.h (fit_double_type): Export.
2914 2007-01-08 Jan Hubicka <jh@suse.cz>
2916 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
2917 * ipa.c (function_and_variable_visibility): Fix return type.
2919 2007-01-08 Richard Guenther <rguenther@suse.de>
2921 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
2922 of offset to build the index.
2923 * tree-pretty-print.c (dump_generic_node): Don't build negated
2924 const just for printing.
2925 * c-pretty-print.c (pp_c_integer_constant): Likewise.
2926 * builtins.c (fold_builtin_int_roundingfn): Check if result
2927 fits the type by using force_fit_type and comparing the result.
2928 * predict.c (predict_loops): Use compare_tree_int for comparison.
2929 * tree.c (build_int_cst): Fall back to integer_type_node for
2931 (build_int_cst_wide): Assert type is non-null.
2933 2007-01-08 Roberto Costa <roberto.costa@st.com>
2935 * tree-vrp.c (extract_range_from_cond_expr): New.
2936 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
2937 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
2939 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
2940 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
2941 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
2942 used as expressions.
2943 * tree-object-size.c (cond_expr_object_size): New.
2944 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
2946 2007-01-08 Jan Hubicka <jh@suse.cz>
2948 * tree-ssa-forwprop.c (forward_propagate_into_cond,
2949 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
2952 2007-01-08 Richard Guenther <rguenther@suse.de>
2954 PR tree-optimization/23603
2955 * tree-vrp.c (set_value_range_to_truthvalue): New function.
2956 (extract_range_from_binary): Fall back to truthvalue instead of
2957 varying for TRUTH_*_EXPR.
2958 (extract_range_from_comparison): Fall back to truthvalue instead of
2960 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
2961 if all visited PHI values were constant.
2963 2007-01-08 Jan Hubicka <jh@suse.cz>
2965 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
2966 (cgraph_analyze_function): break out from ...
2967 (cgraph_finalize_compilation_unit): ... here.
2968 (cgraph_expand_function): Remove forgoten commented out line.
2969 (cgraph_optimize): Analyze functions.
2971 2007-01-08 Jan Hubicka <jh@suse.cz>
2973 * tree-pas.h (TODO_remove_function): New flag.
2974 (TODO_update*): Renumber.
2975 (pass_ipa_increase_alignment,
2976 pass_ipa_function_and_variable_visibility): New passes.
2977 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
2978 (cgraph_function_and_variable_visibility): Move to ipa.c
2979 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
2980 cgraph_increase_alignment.
2981 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
2982 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
2983 calling tree-inline.
2984 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
2985 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
2986 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
2987 (gate_increase_alignment): New function.
2988 (pass_ipa_increase_alignment): New pass.
2989 * ipa.c: Inline tree-pass.h and timevar.h
2990 (function_and_variable_visibility): Move here from cgraphunit.c
2991 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
2992 * passes.c (init_optimization_passes): Add the two new passes.
2993 (execute_todo): Handle cgraph_remove_functions.
2995 2007-01-08 Nick Clifton <nickc@redhat.com>
2997 * config/frv/predicates.md (reg_or_0_operand): Accept
3000 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
3002 * config/bfin/rtems.h, config/bfin/t-rtems: New.
3003 * config.gcc: Add bfin*-rtems*.
3005 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
3007 * c.opt: Add -flax-vector-conversions.
3008 * c-typeck.c (convert_for_assignment): Pass flag to
3009 vector_types_convertible_p to allow emission of note.
3010 (digest_init): Likewise.
3011 * c-opts.c: Handle -flax-vector-conversions.
3012 * c-common.c (flag_lax_vector_conversions): New.
3013 (vector_types_convertible_p): Unless -flax-vector conversions
3014 has been passed, disallow conversions between vectors with
3015 differing numbers of subparts and/or element types. If such
3016 a conversion is disallowed, possibly emit a note on the first
3017 occasion only to inform the user of -flax-vector-conversions.
3018 The new last argument specifies this.
3019 * c-common.h (flag_lax_vector_conversions): New.
3020 (vector_types_convertible_p): Add extra argument.
3021 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
3022 char_type_node for V*QI type vectors.
3023 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
3024 Update to satisfy new typechecking rules.
3025 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
3027 * doc/invoke.texi (C Dialect Options): Document
3028 -flax-vector-conversions.
3030 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
3032 PR tree-optimization/29877
3033 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
3034 a register variable on the RHS to not be replaceable.
3036 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
3037 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
3038 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
3039 const_simm15, const_pow2, const_npow2): Added.
3040 * config/score/misc.md (insv, extv, extzv, movmemsi,
3041 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
3042 * config/score/score.c (score_address_cost, score_select_cc_mode):
3044 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
3045 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
3046 Update score_print_operand.
3047 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
3048 Adjust register allocate order and update some macro define.
3049 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
3050 mdx_block_move_straight, mdx_block_move_loop_head,
3051 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
3052 mdx_block_move): Added.
3053 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
3054 mdp_limm): Updated and fix some bug and typo.
3055 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
3056 (movsf, movdf, doloop_end): Added.
3058 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
3060 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
3061 config/arm/thumb2.md: Fix comment typos.
3062 * doc/extend.texi: Fix a typo.
3064 2007-01-07 Eric Christopher <echristo@apple.com>
3066 * configure.ac: Check for __stack_chk_fail for darwin.
3067 * configure: Regenerate.
3069 2007-01-07 Richard Guenther <rguenther@suse.de>
3071 * tree-vrp.c (extract_range_from_assert): CSE calls to
3072 compare_values where possible.
3073 (extract_range_from_unary_expr): Likewise.
3075 2007-01-07 Anatoly Sokolov <aesok@post.ru>
3077 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
3078 * config/avr/avr.c (call_insn_operand): Delete function.
3079 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
3080 instead of register number. Use predicates.
3081 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
3082 call_insn_operand): Add.
3084 2007-01-06 Jan Hubicka <jh@suse.cz>
3086 * tree-pass.h (pass_build_cgraph_edges): Declare.
3087 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
3088 (visited_nodes): Remove.
3089 (cgraph_create_edges): Move to cgraphbuild.c; rename to
3090 build_cgrpah_edges; make visited_nodes local.
3091 (cgraph_process_new_functions): DO not call initialize_inline_failed.
3092 (record_references_in_initializer): Move to cgraphbuild.c
3093 (initialize_inline_failed, rebuild_cgraph_edges,
3094 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
3095 (verify_cgraph_node): Make visited_nodes local.
3096 (cgraph_analyze_function): Do not call cgraph_create_edges and
3097 initialize_inline_failed.
3098 (cgraph_expand_function): Do not call cgraph_lower_function;
3099 assert that function is already lowered.
3100 * Makefile.in (cgraphbuild.o): New.
3101 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
3102 at the end of lowering passes.
3104 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
3106 * ifcvt.c (cond_move_convert_if_block): New function, code
3107 factored out from...
3108 (cond_move_process_if_block): ...here. Call the new function
3109 on the THEN and ELSE blocks.
3110 (merge_if_block): Do not copy global_live_at_end, merge_blocks
3111 already takes care of this.
3113 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3116 * tree.h (TREE_OVERFLOW_P): New.
3117 * c-typeck.c (parser_build_unary_op): Warn only if result
3118 overflowed and operands did not.
3119 (parser_build_binary_op): Likewise.
3120 (convert_for_assignment): Remove redundant overflow_warning.
3121 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
3123 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3125 * c-typeck.c (store_init_value): Split over two lines to follow
3126 the GNU coding style.
3128 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
3130 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
3131 __GXX_EXPERIMENTAL_CXX0X__.
3132 * doc/cpp.texi: Same.
3134 2007-01-05 Richard Guenther <rguenther@suse.de>
3137 * tree.c (get_narrower): Do not construct COMPONENT_REFs
3138 with mismatched types. Instead explicitly build a
3139 conversion NOP_EXPR.
3141 2007-01-05 Ian Lance Taylor <iant@google.com>
3143 * c-common.c (decl_with_nonnull_addr_p): New function.
3144 (c_common_truthvalue_conversion): Call it.
3145 * c-typeck.c (build_binary_op): Likewise.
3146 * c-common.h (decl_with_nonnull_addr_p): Declare.
3148 2007-01-05 Jakub Jelinek <jakub@redhat.com>
3151 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
3154 2007-01-05 Joel Brobecker <brobecker@adacore.com>
3156 * doc/install.texi (Final install): Document the fact that
3157 the GNAT runtime should not be stripped.
3159 2007-01-04 Jan Hubicka <jh@suse.cz>
3161 * tree-inline.c (fold_marked_statements): Update operand caches
3162 and EH after folding
3164 2007-01-04 Ian Lance Taylor <iant@google.com>
3166 * c-common.c (check_function_nonnull): Whitespace fix.
3168 2007-01-04 Jan Hubicka <jh@suse.cz>
3170 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
3171 comitted older version of patch.
3172 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
3173 function, celanup cfg and collect garbage.
3175 2007-01-04 Mike Stump <mrs@apple.com>
3177 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
3180 2007-01-04 Eric Christopher <echristo@apple.com>
3182 * libgcc2.c (__bswapsi2): Use SItype.
3183 (__bswapdi2): Use DItype.
3184 * libgcc2.h: Update for above.
3186 2007-01-04 Paul Brook <paul@codesourcery.com>
3188 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
3189 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
3190 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
3191 umulsidi3, umulsidi3adddi, smulsi3_highpart,
3192 umulsi3_highpart): Make conditional on !arm_arch6.
3193 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
3194 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
3195 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
3196 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
3197 umulsi3_highpart_v6): New insns.
3199 2007-01-04 Roger Sayle <roger@eyesopen.com>
3201 * fold-const.c (fold_convert): When casting an expression to void,
3202 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
3203 have a type. Instead of attempting to build a NOP_EXPR, return
3204 these "special" trees directly.
3206 2007-01-04 Joseph Myers <joseph@codesourcery.com>
3208 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
3209 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
3210 rs6000_cost->fp not 0 as adjustment for outer NEG.
3212 2007-01-04 Jan Hubicka <jh@suse.cz>
3214 * cgraph.c (cgraph_release_function_body): New function.
3215 (cgraph_remove_node): Use it.
3216 * cgraph.h (cgraph_release_function_body): Declare.
3217 * cgraphunit.c (cgraph_expand_function): Use it.
3218 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
3219 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
3220 is initialized and while compilation of other function is running.
3221 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
3222 statement CFG annotations from here to ...
3223 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
3225 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
3227 * cfgloop.h (enum li_flags): Make the constants powers of two.
3229 2007-01-04 Jan Hubicka <jh@suse.cz>
3231 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
3233 (fold_marked_statements): New function.
3234 (optimize_inline_calls, tree_function_versioning): Fold new statements.
3235 * tree-inline.h (copy_body_data): Add statements_to_fold.
3237 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
3239 * config.gcc: Mention libgcc/config.host.
3240 * Makefile.in: Update comments mentioning libgcc.
3241 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
3242 (all.cross, start.encap, rest.encap, rest.cross): Update
3243 dependencies for libgcc move.
3244 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
3245 (clean-target, clean-target-libgcc): Delete.
3246 (srcdirify, GCC_EXTRA_PARTS): New macros.
3247 (libgcc-support, libgcc.mvars): New rules.
3248 (distclean): Remove mention of mklibgcc.
3249 (install): Don't reference INSTALL_LIBGCC.
3250 (install-common): Don't reference EXTRA_PARTS.
3251 (install-libgcc, install-multilib): Delete rules.
3252 * mklibgcc.in: Delete file.
3253 * doc/configfiles.texi: Don't mention mklibgcc.
3255 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
3256 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
3257 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
3258 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
3259 (mklibgcc, ldblspecs): Likewise.
3261 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
3262 (posixpre.def): Use $(T).
3263 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
3264 (SHLIB_SRC, SHLIB_INSTALL): Delete.
3265 (SHLIB_LINK): Make dummy.
3266 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
3268 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
3270 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
3271 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
3272 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
3273 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
3275 * configure.ac (all_outputs): Remove mklibgcc.
3276 * configure: Regenerated.
3278 2007-01-03 Josh Conner <jconner@apple.com>
3281 * calls.c (compute_argument_addresses): Set stack and stack_slot
3282 for partial args, too.
3283 (store_one_arg): Use locate.size.constant for the size when
3284 generating a save_area.
3286 2007-01-03 Robert Kennedy <jimbob@google.com>
3288 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
3289 whose definitions are deleted due to basic block merging.
3291 2007-01-03 Paul Brook <paul@codesourcery.com>
3294 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
3296 (use_return_insn): Return 0 for Thumb interrupt functions.
3297 (print_multi_reg): Add rfe argument for IRQ returns.
3298 (arm_output_epilogue): Pop interrupt return address directly into PC.
3299 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
3301 2007-01-03 Paul Brook <paul@codesourcery.com>
3303 Merge from sourcerygxx-4_1.
3304 * config/arm/thumb2.md: New file.
3305 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
3307 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
3308 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
3309 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
3310 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
3312 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
3313 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
3315 * config/arm/ieee754-sf.S: Ditto.
3316 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
3317 (thumb1_base_register_rtx_p): ... to this.
3318 (thumb_index_register_rtx_p): Rename...
3319 (thumb1_index_register_rtx_p): ... to this.
3320 (thumb_output_function_prologue): Rename...
3321 (thumb1_output_function_prologue): ... to this.
3322 (thumb_legitimate_address_p): Rename...
3323 (thumb1_legitimate_address_p): ... to this.
3324 (thumb_rtx_costs): Rename...
3325 (thumb1_rtx_costs): ... to this.
3326 (thumb_compute_save_reg_mask): Rename...
3327 (thumb1_compute_save_reg_mask): ... to this.
3328 (thumb_final_prescan_insn): Rename...
3329 (thumb1_final_prescan_insn): ... to this.
3330 (thumb_expand_epilogue): Rename...
3331 (thumb1_expand_epilogue): ... to this.
3332 (arm_unwind_emit_stm): Rename...
3333 (arm_unwind_emit_sequence): ... to this.
3334 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
3335 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
3336 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
3337 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
3338 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
3339 thumb2_output_casesi): New functions.
3340 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
3341 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
3342 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
3343 THUMB2_WORK_REGS): Define.
3344 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
3345 arm_condexec_mask, arm_condexec_masklen)): New variables.
3346 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
3347 (arm_override_options): Check new CPU capabilities.
3348 Set new architecture flag variables.
3349 (arm_isr_value): Handle v7m interrupt functions.
3350 (user_return_insn): Return 0 for v7m interrupt functions. Handle
3352 (const_ok_for_arm): Handle Thumb-2 constants.
3353 (arm_gen_constant): Ditto. Use movw when available.
3354 (arm_function_ok_for_sibcall): Return false for v7m interrupt
3356 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
3357 (thumb_find_work_register, arm_load_pic_register,
3358 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
3359 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
3360 print_multi_reg, output_mov_long_double_fpa_from_arm,
3361 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
3362 output_mov_double_fpa_from_arm, output_move_double,
3363 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
3364 output_return_instruction, arm_output_function_prologue,
3365 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
3366 arm_output_mi_thunk, thumb_set_return_address): Ditto.
3367 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
3368 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
3369 (arithmetic_instr, shift_op): Use arm_shift_nmem.
3370 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
3372 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
3373 (thumb_expand_prologue): Use thumb_set_frame_pointer.
3374 (arm_file_start): Output directive for unified syntax.
3375 (arm_unwind_emit_set): Handle stack alignment instruction.
3376 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
3377 Add v6t2, v7, v7a, v7r and v7m.
3378 (RETLDM): Add Thumb-2 code.
3379 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
3380 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
3381 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
3382 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
3383 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
3384 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
3385 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
3386 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
3387 ADJUST_INSN_LENGTH): Define.
3388 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
3389 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
3390 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
3391 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
3392 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
3393 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
3394 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
3395 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
3396 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
3397 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
3398 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
3399 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
3400 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
3401 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
3402 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
3403 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
3404 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
3406 * config/arm/arm-tune.md: Regenerate.
3407 * config/arm/arm-protos.h: Update prototypes.
3408 * config/arm/vfp.md: Enable patterns for Thumb-2.
3409 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
3410 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
3411 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
3412 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
3413 * config/arm/libunwind.S: Add Thumb-2 code.
3414 * config/arm/constraints.md: Update include Thumb-2.
3415 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
3416 * config/arm/ieee754-df.S: Ditto.
3417 * config/arm/bpabi.S: Ditto.
3418 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
3419 * config/arm/predicates.md (low_register_operand,
3420 low_reg_or_int_operand, thumb_16bit_operator): New.
3421 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
3422 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
3423 * config/arm/t-arm-elf: Add armv7 multilib.
3424 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
3426 (UNSPEC_STACK_ALIGN, ce_count): New.
3427 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
3428 arm_zero_extendsidi2, arm_zero_extendqidi2): New
3430 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
3431 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
3432 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
3433 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
3434 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
3435 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
3437 * doc/extend.texi: Document ARMv7-M interrupt functions.
3438 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
3440 2007-01-03 Jakub Jelinek <jakub@redhat.com>
3442 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
3443 (struct _Unwind_Context): Rename args_size to flags, remove
3444 signal_frame field, add a new args_size field and version field.
3445 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
3446 _Unwind_IsExtendedContext): New inline functions.
3447 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
3448 Assume by_value array is only present if _Unwind_IsExtendedContext.
3449 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
3450 _Unwind_IsSignalFrame.
3451 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
3452 (uw_update_context_1): Use _Unwind_SetSignalFrame.
3453 (uw_init_context_1): Initialize context->flags to
3454 EXTENDED_CONTEXT_BIT.
3455 * config/rs6000/linux-unwind.h (frob_update_context): Use
3456 _Unwind_SetSignalFrame.
3458 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3461 * gimplify.c (gimplify_modify_expr_complex_part): Move below
3462 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
3465 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
3467 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
3468 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
3469 RET, AT_SP): Remove.
3470 * config/i386/i386.md (*sse_prologue_save_insn): Use return
3473 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3474 * cfgbuild.c (find_basic_blocks): Likewise.
3475 * cfgrtl.c (rtl_create_basic_block): Likewise.
3476 * function.c (temp_slots_at_level): Likewise.
3477 * reg-stack.c (stack_regs_mentioned): Likewise.
3478 * regclass.c (allocate_reg_info): Likewise.
3479 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3480 set_bb_for_stmt, move_block_to_fn): Likewise.
3481 * tree-complex.c (tree_lower_complex): Likewise.
3482 * vec.h (VEC_safe_grow_cleared): New.
3484 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
3486 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
3488 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
3489 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
3491 * cfgloopmanip.c (scale_loop_frequencies): Export.
3492 (loopify): Scale the frequencies by prescribed coefficients.
3493 (set_zero_probability): New function.
3494 (duplicate_loop_to_header_edge): Improve updating of frequencies.
3495 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
3496 and frequencies according to arguments.
3497 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
3499 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
3500 * modulo-sched.c (sms_schedule): Set probabilities for entering
3501 versioned loop correctly.
3502 * tree-vect-transform.c (vect_transform_loop): Ditto.
3503 * cfgloop.h (loopify, loop_version): Declaration changed.
3504 (scale_loop_frequencies): Declared.
3506 2007-01-02 Jan Hubicka <jh@suse.cz>
3508 * cgraph.c: Include tree-flow.h
3509 (cgraph_add_new-function): Handle IPA_SSA mode; execute
3511 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
3512 * tree-pass.h (pass_all_early_optimizations): Declare.
3513 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
3515 (cgraph_analyze_function): Do early_local_passes.
3516 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
3517 Do not add referenced vars.
3518 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
3520 (gate_all_early_local_passes): New gate.
3521 (pass_early_local_passes): Use new gate.
3522 (execute_early_local_optimizations): New functions.
3523 (gate_all_early_optimizations): New gate.
3524 (pass_all_early_optimizations): New pass.
3525 (execute_free_datastructures): Free SSA only when initialized.
3526 (gate_init_datastructures): Init only when optimizing.
3527 (tree_lowering_passes): Do early local passes when called late.
3528 * tree-profile.c (do_tree_profiling): Don't profile functions added
3530 (do_early_tree_profiling, pass_early_tree_profile): Kill.
3531 * tree-cfg.c (update_modified_stmts): Do not update when operands are
3533 * passes.c (init_optimizations_passes): Reorder so we go into SSA
3534 during early_local_passes.
3535 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
3538 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
3540 * Makefile.in: Update copyright year.
3542 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
3544 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
3545 in $(lang_checks) and check-consistency targets.
3547 2007-01-02 Jan Hubicka <jh@suse.cz>
3549 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
3550 Do not add referenced vars.
3551 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
3553 * passes.c (init_optimization_passes): Put mudflap_2 after
3554 free_datastructures.
3556 2007-01-02 Jan Hubicka <jh@suse.cz>
3558 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
3559 Set NOTHROW flag on call statements proved to be nothrow.
3560 Update statement of local calls so new pure/const functions are
3561 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
3563 (tree_rest_of_compilation): Register hooks and initialize bitmap
3564 early. Do not set after_inlining flag.
3566 2007-01-02 Steve Ellcey <sje@cup.hp.com>
3568 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
3569 HOST_BITS_PER_LONGLONG
3571 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3574 * c-typeck.c (store_init_value): Don't emit pedantic overflow
3575 warning for non-static initializers.
3577 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
3579 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
3580 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
3581 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
3582 Always use set_unique_reg_note to add REG_EQUAL notes.
3584 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3587 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3589 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3590 * cfgbuild.c (find_basic_blocks): Likewise.
3591 * cfgrtl.c (rtl_create_basic_block): Likewise.
3592 * function.c (temp_slots_at_level): Likewise.
3593 * reg-stack.c (stack_regs_mentioned): Likewise.
3594 * regclass.c (allocate_reg_info): Likewise.
3595 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3596 set_bb_for_stmt, move_block_to_fn): Likewise.
3597 * tree-complex.c (tree_lower_complex): Likewise.
3598 * vec.h (VEC_safe_grow_cleared): New.
3600 2007-01-02 Ian Lance Taylor <iant@google.com>
3602 * c-common.c (c_common_truthvalue_conversion): When warning about
3603 using an assignment as a truth value, set TREE_NO_WARNING.
3605 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3608 * c.opt (Wold-style-declaration): New.
3609 * doc/invoke.texi (C-only Warning Options): New.
3610 (Wold-style-declaration): Document it.
3611 (Wextra): Enabled by -Wextra.
3612 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3613 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
3614 -Wold-style-declaration.
3616 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3618 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3619 * cfgbuild.c (find_basic_blocks): Likewise.
3620 * cfgrtl.c (rtl_create_basic_block): Likewise.
3621 * function.c (temp_slots_at_level): Likewise.
3622 * reg-stack.c (stack_regs_mentioned): Likewise.
3623 * regclass.c (allocate_reg_info): Likewise.
3624 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3625 set_bb_for_stmt, move_block_to_fn): Likewise.
3626 * tree-complex.c (tree_lower_complex): Likewise.
3627 * vec.h (VEC_safe_grow_cleared): New.
3629 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
3631 * c-common.c (c_common_nodes_and_builtins): Since variants of
3632 void_type_node get built before it is given a name, we need to
3633 give those variants the name, too.
3634 (complete_array_type): We need to work with the canonical main
3635 type of the array, from which we will build the qualified version.
3636 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
3637 * print-tree.c (print_node): Display canonical type information
3639 * stor-layout.c (layout_type): When we don't know the
3640 alignment of a type for which we're building an array, we end up
3641 guessing wrong, so make the type require structural equality.
3642 * tree.c (make_node_stat): When we build a new type, it is its
3644 (build_type_attribute_qual_variant): When building an attribute
3645 variant, its canonical type is the non-attribute variant. However,
3646 if the attributes are target-dependent and they differ, we need to
3647 use structural equality checks for this type.
3648 (build_qualified_type): A qualified type is not equivalent to its
3649 unqualified variant; set the canonical type appropriately.
3650 (build_distinct_type_copy): When building a distinct type from
3651 another type, the new type is its own canonical type.
3652 (build_variant_type_copy): When building a new type variant, we
3653 assume that it is equivalent to the original type.
3654 (build_pointer_type_for_mode): When building a pointer type, also
3655 build a canonical type pointer.
3656 (build_reference_type_for_mode): When building a reference type,
3657 also build a canonical type reference.
3658 (build_index_type): When we can't hash an index type (e.g.,
3659 because its maximum value is negative), the index type requires
3660 structural equality tests.
3661 (build_array_type): Build the canonical form of an array type.
3662 (build_function_type): Function types require structural equality,
3663 because they contain default arguments, attributes, etc.
3664 (build_method_type_directly): Ditto for method types.
3665 (build_offset_type): Build the canonical offset type.
3666 (build_complex_type): Build the canonical vector type.
3667 (make_vector_type): Build the canonical vector type.
3668 * tree.h (TYPE_CANONICAL): New.
3669 (TYPE_STRUCTURAL_EQUALITY_P): New.
3670 (SET_TYPE_STRUCTURAL_EQUALITY): New.
3671 (struct tree_type): Added "canonical" field.
3672 * params.h (VERIFY_CANONICAL_TYPES): New.
3673 * doc/c-tree.texi (TYPE_CANONICAL): Document.
3674 (TYPE_STRUCTURAL_EQUALITY_P): Document.
3675 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
3676 * doc/invoke.texi (verify-canonical-types): Document --param
3677 parameter for verifying canonical types.
3679 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3681 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
3682 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
3683 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
3684 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
3686 * config/rs6000/e500.h: New.
3687 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
3688 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
3690 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
3691 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
3692 TARGET_E500_DOUBLE): Remove.
3693 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
3694 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
3695 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
3696 * config/rs6000/rs6000.c (rs6000_override_options): Use
3699 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3701 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
3702 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
3703 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
3704 rs6000_emit_cmove): Don't check TARGET_E500.
3705 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
3706 sordered): Don't check TARGET_E500.
3708 2007-01-01 Eric Christopher <echristo@apple.com>
3710 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
3711 HARD_REGISTER_NUM_P.
3713 2007-01-01 Roger Sayle <roger@eyesopen.com>
3715 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
3716 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
3717 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
3720 2007-01-01 Mike Stump <mrs@apple.com>
3722 * configure.ac: Remove support for building with Apple's gcc-3.1.
3724 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3727 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
3728 REG is a hard register. Do not modify REG before calling
3730 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
3731 multiple of the size of YMODE for certain lowpart cases.
3733 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3736 * gimplify (voidify_wrapper_expr): Update for
3739 2007-01-01 Andreas Schwab <schwab@suse.de>
3742 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
3743 save of BR0 in extra_spill_size instead of spill_size.
3744 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
3746 (ia64_expand_epilogue): Restore BR0 from its new location.
3748 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3750 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
3751 Use a temporary variable if the left hand side is not a gimple
3754 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3756 * gimplify.c (gimplify_return_expr): Make the temporary variable
3757 for the return expression, a gimple register variable.
3759 2007-01-01 Jan Hubicka <jh@suse.cz>
3761 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
3764 2007-01-01 Mike Stump <mrs@apple.com>
3766 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
3768 * config/darwin.c (machopic_select_rtx_section): Use
3770 (darwin_mergeable_constant_section): Likewise.
3771 * configure: Regenerate.
3772 * config.in: Regenerate.
3774 2007-01-01 Jan Hubicka <jh@suse.cz>
3775 Andrew Pinski <pinskia@gmail.com>
3777 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
3778 before starting IPA passes.