| blob | 95987efeb569b2ac9d3705f5cbc3be00f7e0e156 |
1 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
3 * emit-rtl.c (renumber_insns): Remove.
4 * flags.h: Remove the extern for flag_renumber_insns.
5 * rtl.h: Remove the prototype for renumber_insns.
6 * toplev.c (flag_renumber_insns): Remove.
8 2007-02-02 Hui-May Chang <hm.chang@apple.com>
10 Revert for x86 darwin:
11 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
14 code before the following patch under TARGET_MACHO.
15 (ix86_function_value_regno_p): Likewise.
17 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
20 COMPLEX_EXPR.
22 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24 PR target/29682
25 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
26 general or fp registers. Add comments.
27 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
29 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
31 * pointer-set.c (insert_aux): Only return insertion slot.
32 (pointer_set_insert): Adjust.
33 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
34 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
35 pointer_map_traverse): New.
36 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
37 pointer_map_create, pointer_map_destroy, pointer_map_insert,
38 pointer_map_contains, pointer_map_traverse): Declare.
40 2007-02-02 Jakub Jelinek <jakub@redhat.com>
42 PR middle-end/30473
43 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
44 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
46 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
48 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
50 (struct _dep): New type.
51 (dep_t): New typedef.
52 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
53 (DEP_STATUS): New access macro. The macro with the same name was
54 renamed to DEP_LINK_STATUS.
55 (dep_init): Declare function
57 (struct _dep_link): New type.
58 (dep_link_t): New typedef.
59 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
60 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
61 (DEP_LINK_STATUS): New macro.
62 (debug_dep_links): New debug function.
64 (struct _deps_list): New type.
65 (deps_list_t): New typedef.
66 (DEPS_LIST_FIRST): New access macro.
67 (FOR_EACH_DEP_LINK): New cycle macro.
68 (create_deps_list, free_deps_list, delete_deps_list): Declare
69 functions.
70 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
71 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
72 (copy_deps_list_change_con): Ditto.
74 (move_dep_link): Declare function.
76 (struct _dep_node): New type.
77 (dep_node_t): New typedef.
78 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
80 (struct haifa_insn_data.back_deps): New field to hold backward
81 dependencies of the insn.
82 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
83 to deps_list_t.
84 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
85 Change its type to deps_list_t.
86 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
87 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
88 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
90 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
92 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
94 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
95 all callers.
96 (dep_cost): Declare.
98 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
99 (ds_to_dk, dk_to_ds): New functions.
101 (init_dep_1): New static function.
102 (init_dep): New function.
103 (copy_dep): New static function.
105 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
106 functions.
107 (detach_dep_link): New static function.
108 (move_dep_link): New function.
110 (dep_links_consistent_p, dump_dep_links): New static functions.
111 (debug_dep_links): New debugging function.
113 (deps_obstack, dl_obstack, dn_obstack): New static variables.
115 (alloc_deps_list, init_deps_list): New static functions.
116 (create_deps_list): New function.
117 (clear_deps_list): New static function.
118 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
119 (deps_list_consistent_p, dump_deps_list): New static functions.
120 (debug_deps_list): New function.
121 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
122 functions.
123 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
125 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
126 use new scheduler dependencies lists.
127 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
128 (sched_analyze): Ditto. Initialize dependencies lists.
129 (add_forw_dep, compute_forward_dependences): Update to use new
130 scheduler dependencies lists.
132 (init_dependency_caches): Init deps_obstack.
133 (free_dependency_caches): Free deps_obstack.
135 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
136 new scheduler dependencies lists.
137 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
138 (add_back_forw_dep, delete_back_forw_dep): Ditto.
140 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
141 Update to use new scheduler dependencies lists.
142 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
143 (debug_dependencies): Ditto.
144 (schedule_region): Update comments.
146 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
147 scheduler dependencies lists.
148 (schedule_ebb): Update comments.
150 * rtl.def (DEPS_LIST): Remove.
152 * lists.c (unused_deps_list): Remove.
153 (free_list): Update assertions.
155 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
156 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
158 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
159 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
161 * haifa-sched.c (comments): Update.
162 (insn_cost1): Remove. Inline the code into insn_cost ().
163 (insn_cost): Update to use new scheduler dependencies lists. Move
164 processing of the dependency cost to dep_cost ().
165 (dep_cost): New function. Use it instead of insn_cost () when
166 evaluating cost of the dependency. Use compatible interface to
167 interact with the target.
168 (priority): Update to use new scheduler dependencies lists.
169 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
170 with greater number of insns that depend on the insn.
171 (schedule_insn): Update to use new scheduler dependencies lists. Add
172 code to free backward dependencies lists. Inline and optimize code
173 from resolve_dep () - see PR28071.
174 (ok_for_early_queue_removal): Update to use new scheduler dependencies
175 lists. Update call to targetm.sched.is_costly_dependence hook.
177 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
178 scheduler dependencies lists.
180 (resolve_dep): Remove. Move the logic to schedule_insn ().
181 (init_h_i_d): Initialize dependencies lists.
183 (process_insn_depend_be_in_spec): Rename to
184 process_insn_forw_deps_be_in_spec. Update to use new scheduler
185 dependencies lists.
186 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
187 Update to use new scheduler dependencies lists.
188 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
190 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
191 new scheduler dependencies lists.
192 (build_intra_loop_deps): Ditto.
194 * target.h (struct _dep): Declare to use in
195 gcc_target.sched.is_costly_dependence.
196 (struct gcc_target.sched.adjust_cost): Fix typo.
197 (struct gcc_target.sched.is_costly_dependence): Change signature to use
198 single dep_t parameter instead of an equivalent triad.
199 (struct gcc_target.sched.adjust_cost_2): Remove.
201 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
203 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
205 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
206 documentation.
207 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
209 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
210 (REG_DEP_TRUE): Document.
212 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
213 Change signature to correspond to the targetm.sched.adjust_cost hook.
214 Update use in TARGET_SCHED_ADJUST_COST_2.
215 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
216 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
217 new scheduler dependencies lists.
218 (ia64_gen_check): Ditto.
220 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
221 dependencies lists.
223 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
224 signature to correspond to the targetm.sched.is_costly_dependence hook.
225 (is_costly_group): Update to use new scheduler dependencies lists.
227 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
228 instead of INSN_COST () macro.
230 2007-02-01 Ian Lance Taylor <iant@google.com>
232 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
234 2007-02-01 Guy Martin <gmsoft@gentoo.org>
236 * pa.md (tp_load): Correct mfctl instruction syntax.
238 2007-02-01 Geoffrey Keating <geoffk@apple.com>
240 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
241 altivec_padding_size calculation on AIX. Improve comment, add
242 assert to verify that it's right.
244 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
245 64-bit.
247 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
249 PR inline-asm/28686
250 * global.c (global_alloc): Add mising initialization of
251 ELIMINABLE_REGSET.
253 2007-02-01 Roger Sayle <roger@eyesopen.com>
255 * alias.c (init_alias_analysis): Correct whitespace.
256 * bb-reorder.c (fix_edges_for_rarely_executed_code,
257 partition_hot_cold_basic_blocks): Likewise.
258 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
259 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
260 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
261 fold_builtin_snprintf_chk, fold_builtin_printf,
262 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
263 do_mpfr_arg3, do_mpfr_sincos): Likewise.
264 * cfgcleanup.c (cleanup_cfg): Likewise.
265 * cfgexpand.c (tree_expand_cfg): Likewise.
266 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
267 * function.c (get_next_funcdef_no): Likewise.
268 * gengtype.c (main): Likewise.
269 * genmodes.c (main): Likewise.
270 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
271 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
272 * ifcvt.c (noce_emit_move_insn): Likewise.
273 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
274 Likewise.
275 * stor-layout.c (get_best_mode): Likewise.
276 * tree-ssa-loop-niter.c (get_val_for): Likewise.
277 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
278 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
279 perform_var_substitution, solve_graph): Likewise.
280 * tree-vrp.c (vrp_finalize): Likewise.
282 2007-02-01 Ian Lance Taylor <iant@google.com>
284 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
285 high part of a paradoxical subreg, return a constant zero.
287 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
289 * toplev.c (lang_dependent_init): Call init_set_costs.
290 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
292 2007-02-01 Richard Guenther <rguenther@suse.de>
294 PR middle-end/30656
295 * fold-const.c (fold_negate_expr): Allow negating a
296 constant if overflow does not change.
298 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
300 * doc/c-tree.texi (Expression trees): Improve markup.
301 * doc/tm.texi (Register Classes, Addressing Modes)
302 (Floating Point): Fix spacing after abbreviations. Fix some
303 typos.
305 2007-02-01 Ben Elliston <bje@au.ibm.com>
307 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
308 * doc/contrib.texi: Likewise.
309 * doc/install.texi: Likewise.
311 2007-01-31 Richard Henderson <rth@redhat.com>
312 Ian Lance Taylor <iant@google.com>
314 * lower-subreg.c: New file.
315 * rtl.def (CONCATN): Define.
316 * passes.c (init_optimization_passes): Add pass_lower_subreg and
317 pass_lower_subreg2.
318 * emit-rtl.c (update_reg_offset): New static function, broken out
319 of gen_rtx_REG_offset.
320 (gen_rtx_REG_offset): Call update_reg_offset.
321 (gen_reg_rtx_offset): New function.
322 * regclass.c: Revert patch of 2006-03-05, restoring
323 reg_scan_update.
324 (clear_reg_info_regno): New function.
325 * dwarf2out.c (concatn_loc_descriptor): New static function.
326 (loc_descriptor): Handle CONCATN.
327 * common.opt (fsplit_wide_types): New option.
328 * opts.c (decode_options): Set flag_split_wide_types when
329 optimizing.
330 * timevar.def (TV_LOWER_SUBREG): Define.
331 * rtl.h (gen_reg_rtx_offset): Declare.
332 (reg_scan_update): Declare.
333 * regs.h (clear_reg_info_regno): Declare.
334 * tree-pass.h (pass_lower_subreg): Declare.
335 (pass_lower_subreg2): Declare.
336 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
337 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
338 -fsplit-wide-types.
339 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
340 * Makefile.in (OBJS-common): Add lower-subreg.o.
341 (lower-subreg.o): New target.
343 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
345 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
347 2007-01-31 Anatoly Sokolov <aesok@post.ru>
349 PR target/19087
350 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
352 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
354 PR middle-end/29335
355 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
357 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
359 * cfgloop.h: Include vec-prim.h.
360 (enum li_flags): Remove LI_ONLY_OLD.
361 (loop_iterator): Changed.
362 (fel_next, fel_init): Iterate over loop tree.
363 (FOR_EACH_LOOP_BREAK): New macro.
364 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
365 FOR_EACH_LOOP.
366 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
367 * modulo-sched.c (sms_schedule): Ditto.
368 * tree-vectorizer.c (vectorize_loops): Ditto.
369 * doc/loop.texi: Update information on loop numbering and behavior of
370 FOR_EACH_LOOP wrto new loops.
371 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
372 add_to_evolution_1): Test nestedness of loops instead of comparing
373 their numbers.
374 * tree-chrec.c (chrec_fold_plus_poly_poly,
375 chrec_fold_multiply_poly_poly, chrec_evaluate,
376 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
377 reset_evolution_in_loop): Ditto.
378 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
380 2007-01-31 Dirk Mueller <dmueller@suse.de>
382 * c-common.c (warn_about_parentheses): Separate warning about
383 un-parenthized sequence of comparison operators from the one
384 which is supposed to warn about x <= y <= z.
386 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
388 * optabs.h (enum optab_index): Add new OTI_isinf.
389 (isinf_optab): Define corresponding macro.
390 * optabs.c (init_optabs): Initialize isinf_optab.
391 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
392 patterns.
393 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
394 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
395 using isinf_optab.
396 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
397 expand_builtin_interclass_mathfn.
398 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
399 * config/i386/i386.md (UNSPEC_FXAM): New constant.
400 (fxam<mode>2_i387): New insn pattern.
401 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
402 built-in functions as x87 inline asm.
404 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
406 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
408 2007-01-30 Eric Christopher <echristo@apple.com>
410 * config.gcc: Add geode.
412 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
414 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
415 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
416 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
417 value-prof.c: Fix comment typos.
419 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
421 PR c++/24745
422 * doc/invoke.texi (Wpointer-arith): Document warning.
424 2007-01-30 Janis Johnson
426 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
427 the list of discrepancies from the draft TR.
429 2007-01-30 Dirk Mueller <dmueller@suse.de>
431 PR c++/30601
432 * doc/invoke.texi (-Wreturn-type): Update description to
433 match new behavior.
435 2007-01-30 Richard Sandiford <richard@codesourcery.com>
437 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
439 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
441 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
442 to handle optabs that operate on floating point input argument and
443 output to integer output.
444 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
445 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
446 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
447 expand_builtin_interclass_mathfn ().
448 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
449 (ilogbsi2): Remove.
450 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
451 ilogbl built-in functions as x87 intrinsics.
453 2007-01-30 Richard Guenther <rguenther@suse.de>
455 PR middle-end/27657
456 * dwarf2out.c (reference_to_unused): Query varpool if the
457 variable was output.
459 2007-01-30 Richard Guenther <rguenther@suse.de>
461 PR middle-end/30313
462 * passes.c (execute_one_pass): Reset in_gimple_form to not
463 confuse non-unit-at-a-time mode.
465 2007-01-29 Roger Sayle <roger@eyesopen.com>
466 Richard Guenther <rguenther@suse.de>
468 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
469 avoid undefined behaviour on overflow. Use force_fit_type_double
470 to construct the constant with the specified TREE_OVERFLOW.
472 2007-01-29 Janis Johnson <janis187@us.ibm.com>
474 * config/dfp-bit.c: Add parameterized support for fp exceptions.
475 * config/dfp-bit.h: Ditto.
477 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
479 * c-decl.c (pop_scope): Replace warnings with call to
480 warn_for_unused_label.
481 * c-common.h (warn_for_unused_label): Declare.
482 * c-common.c (warn_for_unused_label): Define.
484 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
486 * tree-optimize.c (update_inlined_to_pointers): Delete unused
487 function.
489 2007-01-29 Janis Johnson <janis187@us.ibm.com>
491 * Makefile.in (USER_H): Remove decfloat.h.
492 * ginclude/decfloat.h: Delete, moving contents to ...
493 * ginclude/float.h: Add support for decimal floating point,
494 guarded by __STDC_WANT_DEC_FP__.
496 2007-01-29 Mike Stump <mrs@apple.com>
498 * doc/gccint.texi (Top): Rename Loop Representation to Loop
499 Analysis and Representation to resolve case insensitive conflict.
500 * doc/loop.texi (Loop Analysis and Representation): Likewise.
502 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
504 * tree.h (struct tree_memory_tag): Add aliases member.
505 (MTAG_ALIASES): New macro.
506 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
507 (add_may_alias): Remove pointer-set. Update for may_aliases being
508 a bitmap.
509 (mark_aliases_call_clobbered): Update for may_aliases being a
510 bitmap.
511 (compute_tag_properties): Ditto.
512 (create_partition_for): Ditto.
513 (compute_memory_partitions): Ditto.
514 (dump_may_aliases_for): Ditto.
515 (is_aliased_with): Ditto.
516 (add_may_alias_for_new_tag): Ditto.
517 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
518 (compute_is_aliased): New function.
519 (compute_may_aliases): Call compute_is_aliased).
520 (init_alias_info): Initialize alias_bitmap_obstack.
521 (union_alias_set_into): New function.
522 (compute_flow_sensitive_aliasing): Use union_aliases_into.
523 (have_common_aliases_p): Rewrite to take two bitmaps and use
524 intersection.
525 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
526 Update for bitmaps.
527 (finalize_ref_all_pointers): Update for add_may_alias changes.
528 (new_type_alias): Ditto.
529 * tree-flow-inline.h (may_aliases): Return a bitmap.
530 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
531 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
532 may_aliases being a bitmap.
533 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
534 may_aliases now returns a bitmap.
535 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
536 being a bitmap.
537 * tree-ssa-operands.c (add_virtual_operand): Update for
538 may_aliases being a bitmap.
540 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
542 PR tree-optimization/30630
543 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
544 variable as changed.
546 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
548 PR c++/28266
549 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
550 expanded only once even if an error occurs.
552 2007-01-29 Ben Elliston <bje@au.ibm.com>
554 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
555 (__gcov_average_profiler): Likewise.
556 (__gcov_ior_profiler): Likewise.
557 (__gcov_merge_ior): Likewise.
559 2007-01-28 Jan Hubicka <jh@suse.cz>
561 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
562 * value-prof.c (stringop_block_profile): Likewise.
564 2007-01-28 Jan Hubicka <jh@suse.cz>
566 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
567 variant handling histograms; add wrapper.
568 (clear_storage_via_libcall): Export.
569 (emit_block_move_hints): Break out from ...; add histograms.
570 (emit_block_move): ... this one.
571 (clear_storage_hints): Break out from ...; add histograms.
572 (clear_storage): ... this one.
573 (set_storage_via_memset): Handle histogram.
574 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
575 (clear_storage_hints, clear_storage_via_libcall): Declare.
576 (set_storage_via_setmem): Update prototype.
577 * doc/md.texi (movmem, setmem): Document new arguments.
579 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
580 new histograms.
581 (stringop_block_profile): New global function.
582 (tree_stringops_values_to_profile): Profile block size and alignment.
583 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
584 HIST_TYPE_IOR.
585 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
586 (stringop_block_profile): Declare.
587 * builtins.c: Include value-prof.h.
588 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
589 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
590 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
591 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
592 * profile.c (instrument_values): Add new counters.
593 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
594 calls.
595 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
596 (tree_init_edge_profiler): Build new profilers.
597 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
598 (pass_tree_profile): Add dump.
599 (tree_profile_hooks): Update.
600 * Makefile.in (LIBGCOV): Add new constants.
601 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
602 __gcov_ior_profiler): New.
603 * i386.md (movmem/setmem expanders): Add new optional arguments.
605 2007-01-28 David Edelsohn <edelsohn@gnu.org>
607 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
609 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
611 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
612 (tree_unswitch_single_loop): Pass eni_size_weights to
613 tree_num_loop_insns.
614 * tree-ssa-loop-manip.c: Include tree-inline.h.
615 (can_unroll_loop_p): Pass eni_size_weights to
616 tree_num_loop_insns.
617 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
618 Pass eni_size_weights to estimate_num_insns.
619 * tree.h (init_inline_once): Export.
620 * toplev.c (backend_init): Call init_inline_once.
621 * cgraphunit.c (cgraph_process_new_functions,
622 cgraph_analyze_function): Pass eni_inlining_weights to
623 estimate_num_insns.
624 * ipa-inline.c (compute_inline_parameters): Ditto.
625 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
626 to estimate_num_insns.
627 (try_unroll_loop_completely): Pass eni_size_weights to
628 tree_num_loop_insns.
629 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
630 ot estimate_num_insns.
631 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
632 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
633 * tree-inline.c (eni_inlining_weights, eni_size_weights,
634 eni_time_weights): New variables.
635 (init_inline_once): Initialize them.
636 (struct eni_data): Mew.
637 (estimate_num_insns_1, estimate_num_insns): Use weights.
638 * tree-inline.h (struct eni_weights_d): New.
639 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
640 (estimate_num_insns): Declaration changed.
641 * cfgloop.h (tree_num_loop_insns): Declaration changed.
642 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
643 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
645 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
647 * tree-data-ref.c (conflict_fn): Assert that the number of affine
648 relations in the conflict function is valid.
650 2007-01-27 Ian Lance Taylor <iant@google.com>
652 * common.opt: Add fstrict-overflow.
653 * opts.c (decode_options): Set flag_strict_overflow if -O2.
654 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
655 (TYPE_OVERFLOW_UNDEFINED): Define.
656 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
657 Replace all uses.
658 * tree.h (TYPE_TRAP_SIGNED): Don't define.
659 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
660 (fold_negate_expr): Likewise.
661 (make_range): Likewise.
662 (extract_muldiv_1): Likewise.
663 (maybe_canonicalize_comparison): Likewise.
664 (fold_comparison): Likewise.
665 (fold_binary): Likewise.
666 (tree_expr_nonnegative_p): Likewise.
667 (tree_expr_nonzero_p): Likewise.
668 * tree-vrp.c (compare_values): Likewise.
669 (extract_range_from_binary_expr): Likewise.
670 (extract_range_from_unary_expr): Likewise.
671 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
672 Likewise.
673 (nowrap_type_p): Likewise.
674 * tree-scalar-evolution.c (simple_iv): Likewise.
675 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
676 (build_range_check): Likewise.
677 (extract_muldiv_1): Likewise.
678 (fold_comparison): Likewise.
679 * tree-vrp.c (vrp_int_const_binop): Likewise.
680 (extract_range_from_unary_expr): Likewise.
681 * convert.c (convert_to_integer): Likewise.
682 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
683 (fold_comparison): Likewise.
684 (fold_binary): Likewise.
685 * optabs.c (optab_for_tree_code): Likewise.
686 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
687 * simplify-rtx.c (simplify_const_relational_operation): Check
688 flag_strict_overflow and flag_trapv.
689 (simplify_const_relational_operation): Likewise.
690 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
691 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
692 -fstrict-overflow.
694 2007-01-27 Roger Sayle <roger@eyesopen.com>
696 * tree.c (tree_fold_gcd): Delete.
697 * tree.h (tree_fold_gcd): Remove prototype.
698 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
699 test whether one constant integer is a multiple of another. Instead
700 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
701 * fold-const.c (multiple_of_p): We've determined both TOP and
702 BOTTOM are integer constants so we can call int_const_binop directly
703 instead of the more generic const_binop.
705 2007-01-27 Roger Sayle <roger@eyesopen.com>
707 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
708 1*X check that the constant hasn't overflowed, to preserve the
709 TREE_OVERFLOW bit.
710 (round_up): Provide an efficient implementation when rouding-up an
711 INTEGER_CST to a power-of-two.
713 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
715 * doc/sourcebuild.texi: Add comma for clarity.
716 * doc/extend.texi: Fix some typos.
717 * doc/passes.texi: Likewise.
718 * doc/cppinternals.texi: Likewise.
719 * doc/c-tree.texi: Likewise.
720 * doc/tree-ssa.texi: Likewise.
721 * doc/install.texi: Likewise.
723 2007-01-27 Jan Hubicka <jh@suse.cz>
725 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
726 (pass_sra): Do not require alias information.
727 * passes.c (init_optimization_passes): Add SRA
729 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
731 * tracer.c (rest_of_handle_tracer): We already cleaned
732 up the CFG in tracer() so don't do it here again.
733 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
734 cleanup_cfg here, either. And don't call renumber_insns.
736 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
737 and BB_HEAD are in the insn stream here. Instead make sure
738 that BB_INSN is valid on all insns. Also, do check here that
739 there are no pending branch predictions...
740 (rtl_verify_flow_info): ...instead of doing it here. Checks
741 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
742 here.
744 2007-01-26 Roger Sayle <roger@eyesopen.com>
746 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
747 function to simplify/factorize operand order canonicalization.
748 (ix86_fixup_binary_operands): Reorganize using the above function.
749 (ix86_binary_operator_ok): Likewise.
751 2007-01-27 Jakub Jelinek <jakub@redhat.com>
753 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
754 file scope from optimize_attrs.
755 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
756 up search.
757 (optimize_attrs): Clear insn_code_values after freeing it.
759 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
761 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
762 a parts.base assignment.
764 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
766 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
767 (compute_subscript_distance, initialize_data_dependence_relation,
768 finalize_ddr_dependent, analyze_ziv_subscript,
769 analyze_siv_subscript_cst_affine,
770 compute_overlap_steps_for_affine_univar,
771 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
772 analyze_siv_subscript, analyze_miv_subscript,
773 analyze_overlapping_iterations, subscript_dependence_tester_1,
774 compute_self_dependence, free_dependence_relation): Work
775 with affine_fn instead of chrecs.
776 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
777 common_affine_function, affine_function_base,
778 affine_function_constant_p, affine_fn_op, affine_fn_plus,
779 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
780 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
781 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
782 (all_chrecs_equal_p): Removed.
783 * tree-data-ref.h (affine_fn, conflict_function): New types.
784 (struct subscript): Change type of conflicting_iterations_in_a
785 and conflicting_iterations_in_b.
787 2007-01-26 Steve Ellcey <sje@cup.hp.com>
789 PR other/30182
790 * config/pa/pa.h (TARGET_HPUX_11): New.
791 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
792 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
794 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
795 Richard Guenther <rguenther@suse.de>
797 * tree-ssa-structalias.c (solve_graph): Handle case
798 we merged the variable to another.
800 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
802 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
803 functions.
805 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
806 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
808 2007-01-25 DJ Delorie <dj@redhat.com>
810 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
811 allow changes to modes which don't fit in those registers.
813 * reload1.c (choose_reload_regs): Check for invalid subregs before
814 computing their locations, not after.
816 2007-01-25 Geoffrey Keating <geoffk@apple.com>
818 PR 25127
819 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
820 save Altivec registers in an eh_return function.
821 (compute_vrsave_mask): Likewise.
822 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
823 for saving Altivec registers.
824 (rs6000_emit_prologue): Don't allocate stack twice in
825 eh_return function. Correct expected value of altivec_save_offset
826 when using save_world. Describe save of R0 to stack when using
827 save_world. Describe stack pointer adjustment when using
828 save_world. Remove duplicated eh_return parameter register saving.
829 Update sp_offset variable after save_world.
830 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
831 darwin-world.asm.
832 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
833 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
834 implies Altivec.
836 2007-01-25 Steve Ellcey <sje@cup.hp.com>
838 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
840 2007-01-25 Steve Ellcey <sje@cup.hp.com>
842 PR other/30182
843 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
844 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
846 2007-01-25 Richard Guenther <rguenther@suse.de>
848 * doc/invoke.texi (-Wcoverage-mismatch): Document.
849 * common.opt (-Wcoverage-mismatch): New warning option.
850 * coverage.c (get_coverage_counts): Ignore coverage mismatch
851 if -Wcoverage-mismatch is given.
853 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
855 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
856 (ipcp_driver): Change to static definition.
857 Add dumping of the ifunctions.
858 (constant_val_insert): Remove unused parameter. Support for SSA.
859 (ipcp_propagate_const): Support for SSA.
860 (ipcp_profile_bb_print): Print only analyzed nodes.
861 (ipcp_replace_map_create): Remove support for Fortran constant
862 for now.
863 * ipa-prop.c (ipa_method_modify_stmt,
864 ipa_callsite_compute_param): Support for SSA.
865 * ipa-prop.h (ipcp_driver): Remove declaration.
866 (IS_VALID_TREE_MAP_INDEX): Add define.
868 2007-01-24 Geoffrey Keating <geoffk@apple.com>
870 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
872 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
874 PR middle-end/30447
875 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
876 constant argument to cabs and do it without checking for
877 -funsafe-math-optimizations.
879 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
881 * c-common.h (RID_FIRST_CXX0X): New.
882 (RID_LAST_CXX0X): New.
883 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
884 by -Wall.
885 * c.opt (Wc++0x-compat): New.
886 * doc/invoke.texi (-Wc++0x-compat): Document.
888 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
890 * builtins.c (fold_builtin_carg): New.
891 (fold_builtin_1): Use it.
893 2007-01-24 Jan Hubicka <jh@suse.cz>
895 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
897 * ipa-inline.c (initial_insns, max_insns): Delete.
898 (compute_max_insns): New function.
899 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
900 of insns as base for code growth.
901 (cgraph_decide_inlining): Make initial_insns local; do not compute
902 max_insns.
903 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
904 * doc/invoke.texi (inline-unit-growth): Update docs.
906 2007-01-24 Jakub Jelinek <jakub@redhat.com>
908 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
909 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
910 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
911 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
912 for CPUs that have PTA_CX16 set.
914 PR middle-end/27416
915 * gimplify.c (omp_check_private): New function.
916 (gimplify_scan_omp_clauses): Use it for
917 firstprivate/lastprivate/reduction.
919 PR middle-end/30494
920 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
921 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
923 PR middle-end/30421
924 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
925 If lower_lastprivate_clauses emits some statements, append them
926 to dlist rather than body_p and to body_p append an initializer.
927 (lower_omp_for): Adjust caller.
929 2007-01-24 Steve Ellcey <sje@cup.hp.com>
931 * target.h (globalize_decl_name): New.
932 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
933 * output.h (default_globalize_decl_name): New.
934 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
935 globalize_label.
936 (globalize_decl): Ditto.
937 (default_globalize_decl_name): New.
938 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
939 (ia64_handle_version_id_attribute): New.
940 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
941 (ia64_asm_output_external): Use globalize_decl_name instead
942 of globalize_label.
943 * doc/extend.texi (version_id): New pragma.
944 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
946 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
948 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
949 _uleb128_t and _Unwind_SWord with _sleb128_t.
950 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
951 uw_frame_state_for, uw_update_context_1): Likewise.
952 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
953 * unwind-pe.h (read_uleb128, read_sleb128,
954 read_encoded_value_with_base): Likewise.
955 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
957 2007-01-24 Richard Guenther <rguenther@suse.de>
959 * builtins.c (expand_builtin_cexpi): Get the fndecl
960 for cexp in the correct way.
962 2007-01-24 Jan Hubicka <jh@suse.cz>
964 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
966 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
968 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
969 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
970 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
971 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
972 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
973 __SIZEOF_PTRDIFF_T__.
974 * doc/cpp.texi: Documentation for the new builtin macros added.
976 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
978 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
979 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
980 instead of operands[2] to avoid access past the end of array.
982 2007-01-24 Richard Sandiford <richard@codesourcery.com>
984 * reload1.c (emit_reload_insns): Pass the reload register
985 for a non-spill output reload through forget_old_reloads_1.
987 2007-01-23 Joseph Myers <joseph@codesourcery.com>
989 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
990 _SOFT_DOUBLE if doubles use software floating-point.
991 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
992 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
993 * config/rs6000/darwin-ldouble.c: Also compile functions for
994 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
995 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
996 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
997 commented-out long double override.
998 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
999 * config/rs6000/eabispe.h: Likewise.
1000 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
1001 long double for non-SPE.
1002 (rs6000_handle_option): Likewise.
1003 (invalid_e500_subreg): Disallow more subregs involding DImode,
1004 DFmode, TImode or TFmode.
1005 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
1006 E500 double.
1007 (legitimate_lo_sum_address_p): Also check for TFmode for E500
1008 double.
1009 (rs6000_legitimize_address): Also handle TFmode for E500 double.
1010 (rs6000_legitimize_reload_address): Also handle TFmode for E500
1011 double.
1012 (rs6000_legitimate_address): Also check for TFmode for E500
1013 double.
1014 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
1015 (spe_build_register_parallel): Handle TFmode and TCmode.
1016 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
1017 double.
1018 (function_arg): Handle TFmode and TCmode for E500 double.
1019 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
1020 in general.
1021 (print_operand): Handle TFmode and TImode for %y.
1022 (rs6000_generate_compare): Handle TFmode comparisons for E500
1023 double.
1024 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
1025 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
1026 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
1027 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
1028 TFmode for E500 double.
1029 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
1030 (floatsidf2): Enable for E500 double.
1031 (movtf_softfloat): Use rs6000_nonimmediate_operand.
1032 (extenddftf2): Change to extenddftf2_fprs.
1033 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
1034 depending on TARGET_E500_DOUBLE.
1035 (extendsftf2): Enable for E500 double.
1036 (trunctfdf2): Enable for E500 double.
1037 (trunctfsf2): Change to trunctfsf2_fprs.
1038 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
1039 depending on TARGET_E500_DOUBLE.
1040 (floatsitf2): Enable for E500 double.
1041 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
1042 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
1043 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
1044 (negtf2): Change to negtf2_internal.
1045 (negtf2): New expander.
1046 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
1047 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
1048 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
1049 (movdi_internal32): Use rs6000_nonimmediate_operand.
1050 (unnamed splitter): Likewise.
1051 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
1052 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
1053 (SPE64TF, DITI): New mode macros.
1054 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
1055 modes.
1056 (frob_tf_ti): New.
1057 (frob_<mode>_di_2): New.
1058 (frob_tf_di_8_2): New.
1059 (frob_di_df): Change to frob_di_<mode>; allow more modes.
1060 (frob_ti_tf): New.
1061 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
1062 more modes.
1063 (frob_ti_<mode>_8_2): New.
1064 (frob_ti_tf_2): New.
1065 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
1066 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
1067 TFmode.
1068 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
1069 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
1070 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
1071 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
1072 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
1073 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
1074 tsttflt_gp): New.
1076 2007-01-23 Ian Lance Taylor <iant@google.com>
1078 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
1079 insn-*.o first.
1080 (OBJS-archive): Reformat, alphabetize.
1081 (OBJS): Change out_object_file to OBJS-md.
1083 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
1085 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
1086 JUMP_P and CALL_P predicates where applicable.
1087 * config/i386/i386.c: Ditto.
1088 * config/i386/i386.md: Ditto.
1089 * config/i386/mmx.md: Ditto.
1090 * config/i386/predicates.md: Ditto.
1092 2007-01-22 Andreas Schwab <schwab@suse.de>
1094 * config/m68k/m68k.h: Fix comment.
1096 2007-01-22 Jan Hubicka <jh@suse.cz>
1098 * passes.c (init_optimization_passes): Do not rerun
1099 pass_early_warn_uninitialized.
1101 2007-01-22 Richard Guenther <rguenther@suse.de>
1103 PR tree-optimization/30038
1104 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
1105 function.
1106 (execute_cse_sincos_1): Likewise.
1107 (execute_cse_sincos): Likewise.
1108 (gate_cse_sincos): Likewise.
1109 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
1110 the cexpi() canonicalization of sincos().
1111 * tree-pass.h (pass_cse_sincos): Declare.
1112 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
1114 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1116 PR rtl-optimization/29329
1117 * combine.c (replaced_rhs_insn): Rename to i2mod.
1118 (replaced_rhs_value): Rename to i2mod_new_rhs.
1119 (i2mod_old_rhs): New global variable.
1120 (combine_instructions): Adjust for above change. Save a copy of
1121 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
1122 note are substituted in the second instruction.
1123 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
1124 ditch the note if it pertains to the second eliminated register
1125 and this register is mentioned in i2mod_old_rhs.
1127 Revert:
1128 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1130 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
1131 the insn to which the note was originally attached.
1133 2007-01-21 Jan Hubicka <jh@suse.cz>
1135 * ipa-inline.c (inlining_mode): Comment, move up.
1136 (cgraph_decide_inlining_incrementally): Do not perform inlining
1137 itself; fix handling of flattening of self recursive functions.
1138 (cgraph_find_cycles): Remove.
1139 (cgraph_flatten_node): Remove.
1140 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
1141 (try_inline): New function.
1142 (cgraph_early_inlining): Update call of
1143 cgraph_decide_inlining_incrementally. Apply inlining here.
1144 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
1146 2007-01-21 Dirk Mueller <dmueller@suse.de>
1148 PR bootstrap/30511
1149 * tree-vrp.c (check_array_bounds): do not warn
1150 about ADDR_EXPR's of ARRAY_REF's which are immediately
1151 used in binary expressions.
1153 2007-01-21 Ira Rosen <irar@il.ibm.com>
1155 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
1156 read_write_dep and macros for its access.
1157 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1158 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
1159 argument, call vect_check_interleaving for every independent pair of
1160 data-refs. Mark loads that access the same memory location as a store
1161 in the loop.
1162 (vect_check_dependences): Remove.
1163 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
1164 call, fix the call to vect_analyze_data_ref_dependence.
1165 (vect_analyze_data_ref_access): For statements that access the same
1166 data-ref, check that they are not stores; for loads, check that there
1167 is no store that access the same location.
1169 2007-01-20 Roger Sayle <roger@eyesopen.com>
1170 Joseph Myers <joseph@codesourcery.com>
1172 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
1173 (-fdump-rtl-stack): Likewise.
1174 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
1175 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
1176 (-mpt-fixed): Use @minus{} for minus sign.
1177 (Using Precompiled Headers): Fix under/overfull hbox.
1179 2007-01-20 Jan Hubicka <jh@suse.cz>
1181 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
1182 place within annotation.
1184 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1186 * pa.c (output_move_double): Change array size of xoperands to 4.
1188 2007-01-20 Jan Hubicka <jh@suse.cz>
1190 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
1191 as temporary.
1193 2007-01-19 Ian Lance Taylor <iant@google.com>
1195 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
1196 constant to unsigned HOST_WIDE_INT before negating.
1198 2007-01-19 Ian Lance Taylor <iant@google.com>
1200 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
1201 to unsigned.
1202 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
1203 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
1204 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
1205 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
1206 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
1207 (realloc_vdef, realloc_vuse): Change second parameter to
1208 unsigned.
1209 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
1210 fields to unsigned.
1211 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
1212 unsigned. Change x and lim locals to unsigned.
1213 (realloc_vdef, realloc_vuse): Change num_elem parameter to
1214 unsigned.
1215 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
1216 (copy_virtual_operands): Change i and n locals to unsigned.
1218 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1220 PR middle-end/29335
1221 * builtins.c (fold_builtin_1): Handle builtin fdim.
1223 2007-01-20 Jan Hubicka <jh@suse.cz>
1225 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
1226 * tree-ssa-structalias.c (compute_points_to_sets): Do call
1227 init_alias_heapvars.
1228 (init_alias_heapvars): Initialize only when not already initialized.
1229 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
1231 2007-01-19 Roger Sayle <roger@eyesopen.com>
1233 * common.opt (fsigned-zeros): New command line option.
1234 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
1235 of flag_unsafe_math_optimizations.
1236 * opts.c (set_fast_math_flags): The -ffast-math command line option
1237 implies -fno-signed-zeros.
1238 (fast_math_flags_set_p): Likewise.
1240 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
1241 the documentation of -ffast-math appropriately. Wrap long lines.
1243 2007-01-19 Steve Ellcey <sje@cup.hp.com>
1245 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
1246 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
1248 2007-01-19 Tomas Bily <tbily@suse.cz>
1250 * cgraphunit.c (cgraph_finalize_function): Updating of pid
1251 * tree-profile.c:
1252 (tree_init_ic_make_global_vars): New function
1253 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
1254 (tree_gen_ic_profiler): New function
1255 (tree_gen_ic_func_profiler): New function
1256 (tree_profiling): Added calling of tree_gen_ic_func_profiler
1257 (tree_profile_hooks): Added hook for indirec/virtual calls
1258 * value-prof.c (tree_find_values_to_profile): New case for
1259 indirect calls
1260 (tree_values_to_profile): Call for determining indirect/virtual
1261 counters
1262 (tree_indirect_call_to_profile): New function
1263 (tree_ic_transform): New function
1264 (tree_ic): New function
1265 (find_func_by_pid): New function
1266 (init_pid_map): New function
1267 (tree_value_profile_transformations): Added check for
1268 indirect/virtual call transformation
1269 * value-prof.h (enum hist_type): New counter type for
1270 indirect/virtual calls
1271 (profile_hooks): Added new hook for profiling indirect/virtual
1272 calls
1273 * profile.c (instrument_values): New case for indirect/virtual
1274 call added
1275 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
1276 (GCOV_COUNTER_V_INDIR): New counter type
1277 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
1278 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
1279 call added
1280 * cgraph.c: Definition of cgraph_max_pid
1281 (cgraph_create_node): Default init of pid attribute
1282 * cgraph.h: Declaration of cgraph_max_pid
1283 (struct cgraph_node): Added pid attribute
1284 * libgcov.c (__gcov_indirect_call_profiler): New function
1285 (__gcov_one_value_profiler_body): New function
1286 (__gcov_one_value_profiler): Body was moved to
1287 __gcov_one_value_profiler_body and calls it
1289 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
1291 * doc/gty.texi (Options): Document the mark_hook option to GTY.
1292 * gengtype.c (write_types_data, write_func_for_structure,
1293 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
1294 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
1295 (walk_type, write_func_for_structure): Generate the mark_hook if
1296 needed.
1298 2007-01-19 Jan Hubicka <jh@suse.cz>
1300 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
1301 'early' argument take inlining mode argument specifying whether to
1302 inline for size/speeed or all functions; add support for flattening;
1303 improve dumpting.
1304 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
1306 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1308 PR c++/17947
1309 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
1310 the name of the declared identifier.
1312 2007-01-19 Dirk Mueller <dmueller@suse.de>
1314 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
1315 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
1316 duplicate evaluation.
1318 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
1320 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
1321 Macroize expander using X87MODEF12 mode macro. Extend operand 1
1322 to XFMode, use acosxf2 and truncate result to requested mode.
1323 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
1324 (asin<mode>2): Similarly, with asin expanders.
1325 (*fscalexf4_i387): Rename from *fscalexf4.
1326 (expNcorexf3): New expander.
1327 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
1328 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
1329 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
1330 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
1331 patterns for SSE math.
1332 (exp10<mode>2): Similarly, with exp10 expanders.
1333 (exp2<mode>2): Similarly, with exp2 expanders.
1334 (expm1<mode>2): Similarly, with expm1 expanders.
1335 (ldexp<mode>3): Similarly, with ldexp expanders.
1336 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
1337 Use gen_truncxf<mode>2_i387_noop to truncate result.
1339 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1341 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
1342 for ColdFire targets.
1344 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
1345 Richard Sandiford <richard@codesourcery.com>
1347 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
1348 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
1349 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
1350 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
1351 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
1352 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
1354 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1356 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
1357 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
1358 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
1359 (*adddi_dilshr32_cf): New pattern.
1360 (adddi3, subdi3): Remove first alternatives.
1362 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1364 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
1365 implemented using move.l, do not use its cc result for floating-point
1366 comparisons.
1368 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1370 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
1371 from accepting 's' constraints if flag_pic.
1373 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1375 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
1376 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
1377 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
1378 condition from TARGET_68881 to TARGET_HARD_FLOAT.
1380 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
1382 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
1383 ColdFire alternatives.
1384 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
1385 * config/m68k/m68k.md (clzsi2): Define for ColdFire
1386 architectures that support ff1 instruction.
1388 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1389 Julian Brown <julian@codesourcery.com>
1391 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
1392 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
1393 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
1394 Add commentary.
1396 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1398 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
1399 and return a bool.
1400 (output_move_const_into_data_reg, output_move_simode_const): Delete.
1401 * config/m68k/m68k.c (const_method, const_int_cost): Take a
1402 HOST_WIDE_INT instead of an rtx.
1403 (m68k_rtx_costs): Update call accordingly.
1404 (output_move_const_into_data_reg): Likewise. Fix formatting.
1405 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
1406 Return a bool.
1407 (output_move_simode_const): Update calls after above changes.
1408 Rework to use automatic variables and predicates like MEM_P.
1409 * config/m68k/m68k.md (pushexthisi_const): Update call to
1410 valid_mov3q_const.
1412 2007-01-19 Dirk Mueller <dmueller@suse.de>
1414 * tree-ssa-alias.c (perform_var_substitution): Fix typo
1415 in dump_flags test.
1417 2007-01-19 Richard Guenther <rguenther@suse.de>
1419 * builtins.c (expand_builtin_cexpi): Fall back to expanding
1420 via cexp in case sincos is not available.
1422 2007-01-19 Richard Guenther <rguenther@suse.de>
1424 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
1425 * defaults.h (TARGET_HAS_SINCOS): Default to off.
1426 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
1427 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
1428 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
1429 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
1430 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
1431 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
1433 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
1435 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
1436 New insn patterns.
1437 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
1438 (atan2xf3): Directly generate RTL pattern.
1439 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
1440 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
1441 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1442 disable patterns for SSE math.
1443 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
1444 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
1445 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1446 disable patterns for SSE math.
1448 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
1450 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
1452 2007-01-18 Roger Sayle <roger@eyesopen.com>
1454 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
1455 VIEW_CONVERT_EXPR to the same type as it's operand.
1457 2007-01-18 David Edelsohn <edelsohn@gnu.org>
1459 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
1460 configured for long double 128.
1462 2007-01-18 Mike Stump <mrs@apple.com>
1464 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
1465 error.
1467 2007-01-18 Michael Meissner <michael.meissner@amd.com>
1469 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
1470 type correct.
1472 2007-01-18 Jan Hubicka <jh@suse.cz>
1474 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
1475 greater than NUM_VOP_FREE_BUCKETS.
1477 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
1479 * tree-ssa-structalias.c: Update comments.
1480 (ptabitmap_obstack): Removed.
1481 (pta_obstack): New.
1482 (oldpta_obstack): Ditto.
1483 (stats): Add a few members.
1484 (struct variable_info): Remove node, complex, address_taken, and
1485 indirect_target members. Add oldsolution member.
1486 (new_var_info): Do not initialize removed members.
1487 (constraint_expr_type): Remove INCLUDES.
1488 (constraint_graph): Add size, implicit_preds, rep,
1489 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
1490 (FIRST_REF_NODE): New macro.
1491 (LAST_REF_NODE): Ditto.
1492 (FIRST_ADDR_NODE): Ditto.
1493 (find): New function.
1494 (unite): Ditto.
1495 (dump_constraint): Do not handle INCLUDES.
1496 (insert_into_complex): Do not insert duplicate constraints.
1497 (condense_varmap_nodes): Renamed and rewritten into ...
1498 (merge_node_constraints): This. Also fix bug in handling of
1499 offseted copy constraints.
1500 (clear_edges_for_node): No longer need to deal with preds at all,
1501 or removing associated preds/succs.
1502 (merge_graph_nodes): Deal with indirect_cycles.
1503 Don't deal with predecessors.
1504 (add_implicit_graph_edge): New function.
1505 (add_pred_graph_edge): Ditto.
1506 (add_graph_edge): Don't deal with predecessors.
1507 (build_constraint_graph): Removed.
1508 (build_pred_graph): New function.
1509 (build_succ_graph): Ditto.
1510 (struct scc_info): Removed in_component. Added roots, dfs, and
1511 node_mapping. Remove visited_index, unification_queue.
1512 (scc_visit): Deal with union-find we do now.
1513 Deal with cycles with REF nodes.
1514 (collapse_nodes): Renamed and rewritten to ...
1515 (unify_nodes): This.
1516 (process_unification_queue): Removed.
1517 (topo_visit): Cleanup
1518 (do_da_constraint): Use find.
1519 (do_sd_constraint): Ditto.
1520 (do_ds_constraint): Ditto.
1521 (do_complex_constraint): Ditto.
1522 (init_scc_info): Update for removed and added members.
1523 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
1524 (find_indirect_cycles): This.
1525 (equivalence_class): New variable.
1526 (label_visit): New function.
1527 (perform_variable_substitution): Rewritten.
1528 (free_var_substitution_info): New function.
1529 (find_equivalent_node): Ditto.
1530 (move_complex_constraints): Ditto.
1531 (eliminate_indirect_cycles): Ditto.
1532 (solve_graph): Only propagate changed bits.
1533 Use indirect cycle elimination.
1534 Use find.
1535 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
1536 (tree_id_eq): Renamed to ...
1537 (tree_vi_eq): This. Update for member change
1538 (insert_id_for_tree): Renamed and rewritten to ...
1539 (insert_vi_for_tree): This.
1540 (lookup_id_for_tree): Renamed and rewritten to ...
1541 (lookup_vi_for_tree): This.
1542 (get_id_for_tree): Renamed and rewritten to ...
1543 (get_vi_for_tree): Ditto.
1544 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
1545 (process_constraint): Don't handle INCLUDES.
1546 Remove special ADDRESSOF case.
1547 (find_func_aliases): Rewrite to use vi functions instead of id
1548 ones.
1549 (create_function_info_for): Ditto.
1550 (create_variable_info_for): Ditto.
1551 (intra_create_variable_infos): Ditto.
1552 (merge_smts_into): Ditto.
1553 (find_what_p_points_to): Ditto.
1554 (init_base_vars): Ditto.
1555 (init_alias_vars): Ditto.
1556 (remove_preds_and_fake_succs): New function.
1557 (dump_sa_points_to_info): Dump new stats.
1558 (dump_solution_for_var): Use find.
1559 (set_used_smts): Fix formatting.
1560 (compute_points_to_sets): Updated for new functions.
1561 (ipa_pta_execute): Ditto.
1563 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1564 Richard Sandiford <richard@codesourcery.com>
1566 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
1567 parallels.
1568 * calls.c (expand_call): If the return value is a PARALLEL,
1569 extract its first member.
1570 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
1571 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
1572 use FUNCTION_EXTRA_EPILOGUE.
1573 (m68k_function_value): Return a PARALLEL if the return value
1574 is of a pointer type.
1575 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
1576 (FUNCTION_EXTRA_EPILOGUE): Remove.
1577 * config/m68k/m68k.md (D0_REG): New constant.
1579 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1581 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
1582 output a NOP for empty epilogues.
1584 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1586 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
1587 before function. Extend register save check to include all
1588 registers, not just integer ones.
1590 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1592 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
1593 (m68k_use_return_insn): ...this.
1594 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
1595 * config/m68k/m68k.c (use_return_insn): Rename to...
1596 (m68k_use_return_insn): ...this.
1597 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
1598 of USE_RETURN_INSN.
1600 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1602 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
1603 nearest even, fix denormal rounding overflow.
1605 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1607 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
1608 f%$smove and f%$move.
1609 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
1610 (extendsfdf2_cf): Use fdmove instead of f%&move.
1611 (truncdfsf2_cf): Use fsmove instead of f%$smove.
1612 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
1614 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1616 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
1617 GPR<-GPR moves.
1619 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1621 * real.h (real_format): Add a canonical_nan_lsbs_set field.
1622 (coldfire_single_format): Declare.
1623 (coldfire_double_format): Likewise.
1624 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
1625 of qnan_msb_set to determine the lower bits of a canonical
1626 NaN significand.
1627 (encode_ieee_double): Likewise.
1628 (encode_ieee_quad): Likewise.
1629 (ieee_single_format): Initialize canonical_nan_lsbs_set.
1630 (mips_single_format): Likewise.
1631 (ieee_double_format): Likewise.
1632 (mips_double_format): Likewise.
1633 (ieee_extended_motorola_format): Likewise.
1634 (ieee_extended_intel_96_format): Likewise.
1635 (ieee_extended_intel_128_format): Likewise.
1636 (ieee_extended_intel_96_round_53_format): Likewise.
1637 (ibm_extended_format): Likewise.
1638 (mips_extended_format): Likewise.
1639 (ieee_quad_format): Likewise.
1640 (mips_quad_format): Likewise.
1641 (vax_f_format): Likewise.
1642 (vax_d_format): Likewise.
1643 (vax_g_format): Likewise.
1644 (i370_single_format): Likewise.
1645 (i370_double_format): Likewise.
1646 (decimal_single_format): Likewise.
1647 (decimal_double_format): Likewise.
1648 (decimal_quad_format): Likewise.
1649 (c4x_single_format): Likewise.
1650 (c4x_extended_format): Likewise.
1651 (real_internal_format): Likewise.
1652 (coldfire_single_format): New real_format.
1653 (coldfire_double_format): Likewise.
1654 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
1655 canonical_nan_lsbs_set.
1656 (pdp11_d_format): Likewise.
1657 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
1658 if TARGET_COLDFIRE_CPU.
1660 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1662 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
1663 (output_call, m68k_legitimize_call_address): Declare.
1664 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
1665 parenthesees. Add support for a 'W' constraint.
1666 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
1667 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
1668 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
1669 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
1670 variables.
1671 (override_options): Initialize them. Do not set flag_no_function_cse
1672 for TARGET_ID_SHARED_LIBRARY.
1673 (m68k_output_pic_call): Delete.
1674 (m68k_legitimize_call_address): New function.
1675 (print_operand): Remove the %o prefix. Handle the %p prefix.
1676 (output_call): New function.
1677 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
1678 target address from the GOT if symbolic jumps are not allowed.
1679 * config/m68k/m68k.md (call, general_operand): Do not set
1680 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
1681 Merge separate flag_pic and !flag_pic define_insns into...
1682 (*call, *call_value): ...these new patterns. Match the address
1683 rather than the containing MEM and require it to be a call_operand.
1684 Use output_call to generate the asm template.
1685 * config/m68k/predicates.md (const_call_operand): New predicate.
1686 (call_operand): Likewise.
1688 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1690 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
1691 (STACK_GROWS_DOWNWARD): Define to 1.
1692 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
1693 comments, emphasizing that these values are only defaults.
1694 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
1695 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
1697 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1699 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
1701 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1702 Richard Sandiford <richard@codesourcery.com>
1704 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
1705 (FP_REGNO_P): New macros.
1706 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
1707 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
1708 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
1709 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
1711 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1713 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
1714 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
1715 to $tmake_file.
1716 * config/m68k/t-floatlib: New file, extracting common code from...
1717 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1718 * config/m68k/t-uclinux: Here.
1719 * config/m68k/fpgnulib.c: Do not compile extendeed precision
1720 routines on ColdFire targets.
1722 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1724 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
1725 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
1726 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
1727 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
1728 explicitly set MOTOROLA to 1.
1729 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
1731 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1732 Nathan Sidwell <nathan@codesourcery.com>
1734 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
1735 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
1736 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
1737 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
1738 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
1739 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
1740 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
1741 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
1742 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
1743 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
1744 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
1745 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
1746 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
1747 (DBX_REGISTER_NUMBER): Delete.
1748 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
1749 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
1750 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
1752 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1754 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
1755 * config/flat.h: New file.
1756 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
1757 OBJECT_FORMAT_FLAT.
1758 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
1759 indirect references for -msep-data or -mid-shared-library.
1760 Do not use PC-relative code addresses either.
1761 * config/m68k/m68k.c (override_options): Restrict -fPIC error
1762 to -mpcrel.
1763 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
1764 for shared libraries and crt1.o for executables. Use crti.o and
1765 crtbegin.o.
1766 (ENDFILE_SPEC): Use crtend.o and crtn.o.
1767 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
1768 Do not add -elf2flt or -shared-lib-id options here.
1769 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
1770 Pass -shared-lib-id if -mid-shared-library, taking the library
1771 identifier from -mshared-library-id if given, otherwise
1772 defaulting to 0.
1773 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
1774 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
1775 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
1776 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
1777 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
1778 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
1779 and crtend.o.
1780 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
1781 jump sequence for ISA A and ISA A+.
1782 (PICJUMP): Likewise.
1784 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1786 * config.gcc (m68k-*-uclinux*): Base the port on the common
1787 and m68k GNU/Linux files rather than on the generic ELF ones.
1788 * config/m68k/uclinux.h (TARGET_VERSION): Override.
1789 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1791 2007-01-18 Julian Brown <julian@codesourcery.com>
1792 Richard Sandiford <richard@codesourcery.com>
1794 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
1795 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
1796 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
1797 before redefining.
1798 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
1799 80 unconditionally.
1800 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
1802 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1804 * doc/install.texi: Document m68k-uclinuxoldabi.
1805 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
1806 * config/m68k/uclinux-oldabi.h: New file, copied from
1807 config/m68k/uclinux.h.
1809 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
1811 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
1812 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
1813 (m32r_compute_frame_size): Use unsigned for regno.
1814 (m32r_reload_lr): Use gen_frame_mem.
1815 (pop): New.
1816 (m32r_output_function_epilogue): Don't output the function epilogue
1817 textually here.
1818 (m32r_expand_epilogue): New.
1819 (direct_return): Return false if the function has the interrupt
1820 attribute.
1821 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
1822 * config/m32r/m32r.md (epilogue): New expander.
1823 (return_lr, return_rte): New insns.
1824 (return): Make it expander.
1825 (return_normal): New expander.
1827 2007-01-18 Josh Conner <jconner@apple.com>
1829 PR target/30485
1830 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
1831 support for UNLE, UNLT, UNGE, and UNGT.
1833 2007-01-18 Jan Hubicka <jh@suse.cz>
1835 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
1836 * tree-tailcall (add_virtual_phis): Likewise.
1837 (optimize_tail_call): Return TODOs.
1838 (execute_tail_calls): Return TODOs.
1839 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
1840 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
1841 changed.
1842 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
1843 Cleanup cfg using TODO.
1844 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
1845 * passes.c (execute_function_todo): When cleanup did something, remove
1846 unused locals.
1847 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
1848 (make_edges): Don't cleanup_cfg.
1850 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
1852 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
1853 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
1854 operate on the top of stack.
1855 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
1856 register handling of instructions that output to the second
1857 stack slot.
1858 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
1859 (move_for_stack_reg): Special-case check for dead destination
1860 stack slot for constant load of 1.0 inside UNSPEC_TAN.
1862 * config/i386/i386.md (UNSPEC_TAN): New constant.
1863 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
1864 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
1865 to correctly model move of constant 1.0 to top stack slot.
1866 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
1867 (unnamed peephole2 pattern): Remove corresponding peephole2
1868 pattern that optimizes tan insn and loading of constant 1.0.
1869 (tanxf2): Use fptanxf4_i387.
1870 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
1871 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
1872 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1873 disable patterns for SSE math.
1874 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
1875 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
1877 2007-01-18 Dirk Mueller <dmueller@suse.de>
1878 Richard Guenther <rguenther@suse.de>
1880 PR diagnostic/8268
1881 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
1882 * common.opt (Warray-bounds): Add new warning option.
1883 * c-opts.c (c_common_handle_option): Define -Warray-bounds
1884 if -Wall is given.
1885 * Makefile.in: make tree-vrp.o depend on toplev.h
1886 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
1887 is enabled.
1888 (check_array_refs, check_array_bounds, check_array_ref): New.
1890 2007-01-18 Jan Hubicka <jh@suse.cz>
1892 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
1893 (execute_ssa_ccp): Return flags conditionally.
1894 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
1895 changed.
1896 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
1898 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
1900 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
1901 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
1903 * Makefile.c (GTFILES): Add cfglayout.h.
1904 * gengtype.c (open_base_files): Likewise.
1905 * cfglayout.c (cfg_layout_function_footer,
1906 cfg_layout_function_header) Reindent to make gengtype happy.
1907 * cfglayout.h (cfg_layout_function_footer,
1908 cfg_layout_function_header): Add GTY(()) marker.
1910 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
1912 2007-01-18 Ben Elliston <bje@au.ibm.com>
1914 * genautomata.c (write_automata): Include xstrerror output in the
1915 error message if writing the DFA description file fails.
1917 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
1919 * config/mips/mips-protos.h (mips_output_external): Make it
1920 return void.
1921 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
1922 * config/mips/mips.c (irix_output_external_libcall): Likewise.
1923 (extern_list): Likewise.
1924 (extern_head): Likewise.
1925 (TARGET_ASM_FILE_END): Likewise.
1926 (mips_file_end): Likewise.
1927 (mips_output_external): Rewritten.
1929 2007-01-18 Ben Elliston <bje@au.ibm.com>
1931 * genpreds.c (write_insn_preds_c): Only write out the function
1932 body for regclass_for_constraint if we have register constraints.
1934 2007-01-17 Tom Tromey <tromey@redhat.com>
1936 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
1937 * doc/install.texi (Testing): Use sourceware.org.
1938 (Binaries): Likewise.
1939 (Specific): Likewise.
1940 * doc/contrib.texi (Contributors): Use sourceware.org.
1942 2007-01-17 Anatoly Sokolov <aesok@post.ru>
1944 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
1945 (AVR_ENHANCED): Rename to ...
1946 (AVR_HAVE_MUL): ... new.
1947 (avr_enhanced_p): Rename to ...
1948 (avr_have_mul_p): ... new.
1949 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
1950 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
1951 * config/avr/avr.c (avr_enhanced_p): Rename to ...
1952 (avr_have_mul_p): ... new.
1953 (base_arch_s): Rename 'enhanced' to 'have_mul'.
1954 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
1955 'avr_enhanced_p' and 'enhanced'.
1956 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
1957 AVR_HAVE_MUL instead of AVR_ENHANCED.
1958 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
1959 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
1960 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
1961 instead of AVR_ENHANCED.
1962 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
1963 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
1964 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
1966 2007-01-17 Ian Lance Taylor <iant@google.com>
1968 * vec.h (VEC_reserve_exact): Define.
1969 (vec_gc_p_reserve_exact): Declare.
1970 (vec_gc_o_reserve_exact): Declare.
1971 (vec_heap_p_reserve_exact): Declare.
1972 (vec_heap_o_reserve_exact): Declare.
1973 (VEC_OP (T,A,reserve_exact)): New static inline function, three
1974 versions.
1975 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
1976 negative parameter.
1977 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
1978 (VEC_OP (T,A,copy)) [all versions]: Likewise.
1979 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
1980 * vec.c (calculate_allocation): Add exact parameter. Change all
1981 callers.
1982 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
1983 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
1984 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
1985 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
1986 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
1987 (vec_heap_p_reserve_exact): New function.
1988 (vec_heap_o_reserve_exact): New function.
1990 2007-01-17 Jan Hubicka <jh@suse.cz>
1992 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
1994 2007-01-17 Eric Christopher <echristo@apple.com>
1996 * config.gcc: Support core2 processor.
1998 2007-01-16 Jan Hubicka <jh@suse.cz>
2000 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
2001 the names, just unlink the chain so we don't crash on dangling pointers
2002 to dead SSA names.
2004 2007-01-16 Jan Hubicka <jh@suse.cz>
2006 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
2007 * tree-pass.h: Reorder to make IPA passes appear toegher.
2008 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
2009 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
2010 parameters, do not call early inliner.
2011 * ipa-inline.c: Update comments. Include tree-flow.h
2012 (cgraph_decide_inlining): Do not compute inlining parameters.
2013 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
2014 be called with function context set up.
2015 (pass_ipa_inline): Remove unreachable functions before pass.
2016 (cgraph_early_inlining): Simplify assuming to be called from the
2017 PM as local pass.
2018 (pass_early_inline): New pass.
2019 (cgraph_gate_ipa_early_inlining): New gate.
2020 (pass_ipa_early_inline): Turn into simple wrapper.
2021 (compute_inline_parameters): New function.
2022 (gate_inline_passes): New gate.
2023 (pass_inline_parameters): New pass.
2024 (apply_inline): Move here from tree-optimize.c
2025 (pass_apply_inline): New pass.
2026 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
2027 transforming.
2028 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
2029 doing them by hand.
2030 (tree_function_versioning): Do not allocate dummy struct function.
2031 * tree-inline.h (optimize_inline_calls): Update prototype.
2032 * tree-optimize.c (execute_fixup_cfg): Export.
2033 (pass_fixup_cfg): Remove
2034 (tree_rest_of_compilation): Do not apply inlines.
2035 * tree-flow.h (execute_fixup_cfg): Declare.
2036 * Makefile.in (gt-passes.c): New.
2037 * passes.c: Include gt-passes.h
2038 (init_optimization_passes): New passes.
2039 (nnodes, order): New static vars.
2040 (do_per_function_toporder): New function.
2041 (execute_one_pass): Dump current pass here.
2042 (execute_ipa_pass_list): Don't dump current pass here.
2044 2007-01-16 Janis Johnson <janis187@us.ibm.com>
2046 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
2047 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
2049 2007-01-16 David Edelsohn <edelsohn@gnu.org>
2051 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
2052 (strong_alias): Define.
2053 (__gcc_qmul): Provide non-FMA for soft-float.
2054 (__gcc_qdiv): Same.
2055 (__gcc_qneg): New.
2056 (__gcc_qeq): New.
2057 (__gcc_qle): New.
2058 (__gcc_qge): New.
2059 (__gcc_qunord): New.
2060 (__gcc_stoq): New.
2061 (__gcc_dtoq): New.
2062 (__gcc_qtos): New.
2063 (__gcc_qtod): New.
2064 (__gcc_qtoi): New.
2065 (__gcc_qtou): New.
2066 (__gcc_itoq): New.
2067 (__gcc_utoq): New.
2068 (fmsub): New.
2069 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
2070 soft-float functions.
2071 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
2072 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
2073 about long double soft float.
2075 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
2076 Tehila Meyzels <tehila@il.ibm.com>
2078 * tree-vectorizer.h (is_pattern_stmt_p): New.
2079 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
2080 formatting (tabs instead of spaces). Cleanup and clarify setting
2081 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
2082 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
2083 (vectorizable_type_demotion): Check that types are integral.
2084 (vectorizable_type_promotion): Likewise.
2085 (vectorizable_store): Fix typo. Eliminate new-line at end of
2086 comments.
2088 2007-01-16 Jan Hubicka <jh@suse.cz>
2090 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
2091 cgraph edges too.
2093 2007-01-15 Eric Christopher <echristo@apple.com>
2095 * ifcvt.c: Include vec.h, vecprim.h.
2096 (check_cond_move_block): New argument regs.
2097 Reorganize. Add registers used to regs.
2098 (cond_move_process_if_block): Use regs set above as
2099 loop bounds.
2101 2007-01-15 Eric Christopher <echristo@apple.com>
2103 * config/darwin.h: Update copyright.
2104 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
2105 (LINK_COMMAND_SPEC): Add -u.
2106 (LINK_SPEC): Fix umbrella for above.
2108 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
2110 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
2111 glibc CVS.
2113 2007-01-15 Tom Tromey <tromey@redhat.com>
2115 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
2116 * doc/install.texi (Testing): Don't mention jacks.
2117 (Configuration): Document --enable-java-maintainer-mode. Move
2118 --with-java-home to libgcj-specific section. Document
2119 --with-ecj-jar.
2120 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
2122 2007-01-15 Jan Hubicka <jh@suse.cz>
2124 * tree-ssa-dce.c (DCE_TODOs): New.
2125 (propagate_necessity): Return if something changed.
2126 (eliminate_unnecessary_stmts): Likewise.
2127 (perform_tree_ssa_dce): Return TODO flags when needed.
2128 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
2130 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
2132 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
2133 (fyl2x_extend<mode>xf3_i387): New insn pattern.
2134 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
2135 patterns using X87MODEF12 mode macro. Extend operand 1
2136 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
2137 (log10<mode>2): Ditto.
2138 (log2<mode>2): Ditto.
2139 (log1p<mode>2): Ditto.
2140 (logb<mode>2): Ditto.
2141 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
2142 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
2143 (*fxtractxf3_i387): Rename from *fxtractxf3.
2144 (fxtract_extend<mode>xf3_i387): New insn pattern.
2145 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
2146 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
2147 and gen_fyl2xxf3_i387().
2149 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2151 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
2152 * cfgloopmanip.c (fix_loop_placement): Made static. Use
2153 get_loop_exit_edges. Changed return type to bool.
2154 * cfgloop.h (fix_loop_placement): Declaration removed.
2156 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
2158 * param.h (MIN_VECT_LOOP_BOUND): New.
2159 * params.def (MIN_VECT_LOOP_BOUND): New.
2160 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
2161 argument - minimum threshold for number of iterations.
2162 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
2163 argument to declaration.
2164 * tree-vect-analyze.c (vect_analyze_operations): Check value of
2165 MIN_VECT_LOOP_BOUND.
2166 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
2167 slpeel_tree_peel_loop_to_edge with additional argument.
2168 (vect_do_peeling_for_alignment): Likewise.
2169 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
2171 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
2173 PR target/30413
2174 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
2175 operands of size 1.
2177 2007-01-14 Jan Hubicka <jh@suse.cz>
2179 * tree-dfa.c (remove_referenced_var): New function.
2180 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
2181 prune referenced vars list too.
2182 * tree-flow.h (remove_referenced_var): Declare.
2184 2007-01-14 Jan Hubicka <jh@suse.cz>
2186 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
2187 separately.
2188 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
2189 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
2190 * except.h (verify_eh_throw_table_statements): Kill prototype.
2191 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
2192 into call exrepssions.
2193 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
2194 eh trhow verifier.
2195 * tree-cfg.c: Include pointer-set.h.
2196 (verify_node_sharing): Work on pointer set.
2197 (verify_eh_throw_stmt_node): New.
2198 (verify_stmts): Use pointers sets, verify throw_stmt.
2200 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
2202 * ipa-reference.c (analyze_function): Consider also addresses taken
2203 in phi nodes.
2205 2007-01-12 Roger Sayle <roger@eyesopen.com>
2207 * c-typeck.c (null_pointer_constant_p): Replace use of
2208 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2209 (build_c_cast): Likewise.
2211 2007-01-12 Roger Sayle <roger@eyesopen.com>
2213 * tree.h (force_fit_type_double): Remove unused final argument.
2214 * c-common.c (constant_expression_warning): Replace use of
2215 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2216 (convert_and_check): Likewise.
2217 (shorten_compare): Update call to force_fit_type_double.
2218 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
2219 * convert.c (convert_to_pointer): Update call to
2220 force_fit_type_double.
2221 * fold-const.c (force_fit_type_double): Remove overflowed_const
2222 argument.
2223 (int_const_binop, fold_convert_const_int_from_int,
2224 fold_convert_const_int_from_real, fold_div_compare,
2225 fold_sign_changed_comparison, fold_unary, fold_negate_const,
2226 fold_abs_const, fold_not_const): Remove the final argument from
2227 calls to force_fit_type_double.
2229 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2231 * configure.ac: Set insn to "nop" for spu-*-* also.
2232 * configure: Regenerate.
2234 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
2236 * builtins.def : Add BUILT_IN_FREE.
2238 2007-01-12 Jan Hubicka <jh@suse.cz>
2240 PR tree-optimization/30443
2241 * tree-inline.c (tree_function_versioning): Do not optimize when
2242 cloning for inlining.
2244 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
2246 * doc/loop.texi: Document recording of loop exits.
2247 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
2248 (update_single_exits_after_duplication,
2249 update_single_exit_for_duplicated_loop,
2250 update_single_exit_for_duplicated_loops): Removed.
2251 (duplicate_loop_to_header_edge): Do not call
2252 update_single_exits_after_duplication and
2253 update_single_exit_for_duplicated_loops.
2254 (loop_version): Do not update single_exit information.
2255 (fix_loop_structure): Use record_loop_exits instead of
2256 mark_single_exit_loops.
2257 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
2258 the lists of loop exits.
2259 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
2260 split_edge, merge_blocks): Update the lists of loop exits.
2261 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
2262 loop_optimizer_init.
2263 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
2264 of mark_single_exit_loops.
2265 (loop_optimizer_finalize): Call release_recorded_exits.
2266 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
2267 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
2268 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
2269 update single exit information.
2270 * lambda-code.c (perfect_nestify): Ditto.
2271 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
2272 (mark_single_exit_loops): Removed.
2273 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
2274 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
2275 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
2276 functions.
2277 (get_loop_exit_edges, single_exit): Use recorded exit lists.
2278 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
2279 (verify_loop_structure): Verify consistency of the exit lists.
2280 (flow_loops_find): Use alloc_loop. Initialize exits hash.
2281 (set_single_exit): Removed.
2282 * cfgloop.h (struct loop_exit): New function.
2283 (struct loop): single_exit_ field replaced by exits field.
2284 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
2285 (struct loops): Added exits hash.
2286 (mark_single_exit_loops, set_single_exit): Declaration removed.
2287 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
2289 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2291 * doc/invoke.texi: Avoid use of @headitem.
2293 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2295 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
2297 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2299 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
2300 list of targets.
2302 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2303 Richard Sandiford <richard@codesourcery.com>
2305 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
2306 * config/m68k/m68k.opt: Resort options.
2307 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
2309 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2310 Richard Sandiford <richard@codesourcery.com>
2312 * doc/invoke.texi: Document the macros that are defined by
2313 m68k's -mtune and -mhard-float options.
2314 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
2315 (m68k_cpp_cpu_family): Likewise.
2316 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
2317 of __ucfv*__ macros. Define __mcffpu__ if generating code for
2318 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
2319 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
2320 (m68k_cpp_cpu_family): Likewise.
2322 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2324 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
2325 macros besides mc68000 as tuning macros. Use a switch statement
2326 to set them and mcpu32.
2328 2007-01-12 Julian Brown <julian@codesourcery.com>
2330 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
2331 (TARGET_68040_ONLY): Rename to...
2332 (TARGET_68040): ...this.
2333 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
2334 * config/m68k/m68k.md: Likewise.
2336 2007-01-12 Julian Brown <julian@codesourcery.com>
2337 Nathan Sidwell <nathan@codesourcery.com>
2338 Richard Sandiford <richard@codesourcery.com>
2340 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
2341 the -mcpu= argument associated with the --with-cpu setting.
2342 Define M68K_DEFAULT_TUNE to the default -mtune= option,
2343 if different from the one implied by the -mcpu setting.
2344 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
2345 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
2346 * doc/invoke.texi: Mention ColdFire in the introduction to the
2347 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
2348 -mno-div and -mhard-float options. Make -m68881 a synonym for
2349 -mhard-float. Document the previously-undocumented -m5206e,
2350 -m528x, -m5307 and -m5407 options. Tweak the existing option
2351 documentation for consistency.
2352 * doc/install.texi: Mention new --with-cpu arguments.
2353 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
2354 default CPU if neither -mcpu nor -march are specified.
2355 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
2356 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
2357 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
2358 using m68k_tune to decide between families that implement the
2359 same ISA. Use m68k_tune to set __mcfv4e__.
2360 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
2361 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
2362 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
2363 (FL_ISA_C, FL_ISA_MMU): New macros.
2364 (MASK_COLDFIRE): Delete.
2365 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
2366 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
2367 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
2368 (TARGET_HARD_FLOAT): Do not define here.
2369 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
2370 (TUNE_68000): New macro.
2371 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
2372 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
2373 (TUNE_CFV2): Redefine in terms of m68k_tune.
2374 (uarch_type, target_device, fpu_type): New enums.
2375 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
2376 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
2377 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
2378 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
2379 (FL_FOR_isa_c): New macros.
2380 (m68k_isa): New enum.
2381 (m68k_target_selection): New structure.
2382 (all_devices, all_isas, all_microarchs): New tables.
2383 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
2384 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
2385 (MASK_ALL_CPU_BITS): Delete.
2386 (m68k_find_selection): New function.
2387 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
2388 Map the legacy target options to a combination of the new ones.
2389 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
2390 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
2391 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
2392 settings.
2393 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
2394 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
2395 properties.
2396 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
2397 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
2398 * config/m68k/m68k-devices.def: New file.
2400 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2401 Nathan Sidwell <nathan@codesourcery.com>
2403 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
2404 (SUBTARGET_EXTRA_SPECS): New macros.
2405 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
2406 use %(asm_cpu_spec) instead.
2407 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
2408 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
2409 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
2410 (EXTRA_SPECS): Rename to...
2411 (SUBTARGET_EXTRA_SPECS): ...this.
2413 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2414 Richard Sandiford <richard@codesourcery.com>
2415 Julian Brown <julian@codesourcery.com>
2417 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
2418 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
2419 to the configuration's default CPU.
2420 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
2421 Remove default masks.
2422 (m680[012]0-*-*): Set the default with_cpu to the first part of
2423 the target name.
2424 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
2425 (m68k*-*-linux): Extend the --with-cpu handling to...
2426 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
2427 and m68010. Don't set target_cpu_default2.
2428 * doc/install.texi: Document --with-cpu for m68k.
2429 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
2430 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
2431 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
2432 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
2433 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
2434 (ASM_SPEC): Remove use of %(asm_cpu_default).
2435 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
2436 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
2437 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
2438 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
2439 __HAVE_FPU__ if TARGET_HARD_FLOAT.
2440 (TARGET_DEFAULT): Delete.
2441 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
2442 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
2443 (CPP_CPU_SPEC): Delete.
2444 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
2445 the appropriate string.
2446 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
2447 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
2448 (ASM_SPEC): Don't use %(asm_default_spec).
2449 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
2450 TARGET_DEFAULT and add MASK_68881.
2451 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
2453 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2455 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
2456 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
2457 MASK_68010 alongside MASK_68020.
2458 * doc/invoke.texi: Document -m68010.
2459 * config/m68k/m68k.opt (m68010): New.
2460 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
2461 if TUNE_68010.
2462 (TUNE_68010): New macro.
2463 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
2464 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
2465 (M68K_CPU_m68332): Add MASK_68010.
2466 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
2467 fallback definition.
2468 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
2469 defines.
2470 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
2471 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
2472 to all entries that use MASK_68020.
2473 (output_move_simode_const, output_move_himode, output_move_qimode)
2474 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
2475 instead of TARGET_68020 to select clr behavior. Remove comment
2476 about there being no TARGET_68010.
2477 * config/m68k/m68k.md: Likewise throughout.
2479 2007-01-12 Julian Brown <julian@codesourcery.com>
2481 * config/m68k/m68k.h (TARGET_ISAB): New macro.
2482 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
2483 * config/m68k/m68k.md: Likewise.
2485 2007-01-12 Julian Brown <julian@codesourcery.com>
2487 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
2488 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
2490 2007-01-12 Julian Brown <julian@codesourcery.com>
2492 * config/m68k/m68k.h (TUNE_68040_60): New macro.
2493 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
2494 * config/m68k/m68k.md: Likewise.
2496 2007-01-12 Julian Brown <julian@codesourcery.com>
2497 Richard Sandiford <richard@codesourcery.com>
2499 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
2500 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
2501 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
2502 TARGET_CPU32.
2503 (TARGET_CPU32): Rename to...
2504 (TUNE_CPU32): ...this.
2505 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
2506 (TUNE_CFV2): New macros.
2507 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
2508 remove conditions that are implied by TARGET_68020.
2509 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
2510 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
2511 (m68k_output_function_epilogue): Likewise.
2512 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
2513 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
2514 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
2515 non-68000 timings. Refactor multiplication and division costs.
2516 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
2517 TUNE_CPU32 instead of TARGET_CPU32.
2518 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
2519 and TUNE_68060 instead of TARGET_68060.
2520 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
2521 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
2522 TARGET_CPU32.
2523 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
2524 && !TARGET_COLDFIRE" to choose between moveq and clr.
2525 Likewise in the unnamed movsf pattern.
2526 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
2527 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
2528 ashiftrt pattern.
2530 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2532 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
2533 of tabbing before backslashes.
2535 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2537 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
2538 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
2539 (ASM_OUTPUT_INTERNAL_LABEL): Define.
2541 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2543 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
2544 find_interesting_uses_cond.
2545 (find_interesting_uses_cond): Use extract_cond_operands.
2546 (rewrite_use_compare): Use extract_cond_operands and
2547 force_gimple_operand_bsi. Do not call update_stmt.
2548 (determine_use_iv_cost_condition): Use extract_cond_operands.
2549 Return cheaper of using original bound and changing the exit bound.
2551 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2553 PR tree-optimization/29516
2554 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
2555 most_expensive_mult_to_index, addr_to_parts,
2556 create_mem_ref, maybe_fold_tmr): Make the type of
2557 fields of TARGET_MEM_REF sizetype.
2558 (move_fixed_address_to_symbol, move_pointer_to_base):
2559 New functions.
2560 * tree.def (TARGET_MEM_REF): Add comment on types of
2561 the operands.
2563 2007-01-11 Joseph Myers <joseph@codesourcery.com>
2565 * c-common.c (vector_types_convertible_p): Treat opaque types as
2566 always convertible if they have the same size, but not otherwise.
2568 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
2570 * ifcvt.c (struct noce_if_info): Add comments to the fields.
2571 Remove the b_unconditional field.
2572 (noce_try_sign_mask): Do not look at b_unconditional.
2573 (noce_process_if_block): Do not use merge_if_blocks. Update
2574 the CFG here. Do not set b_unconditional.
2575 (cond_move_process_if_block): Likewise.
2576 (find_cond_trap): Likewise.
2577 (check_cond_move_block): Require simple jump insns at the end
2578 of the basic block.
2580 2007-01-11 Jan Hubicka <jh@suse.cz>
2582 PR tree-optimization/1046
2583 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
2584 when alias info is not ready.
2585 (pass_tail_recursion): Do not require aliasing.
2586 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
2587 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
2588 * tree-ssa-copy.c (pass_copy_prop): Likewise.
2589 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
2590 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
2591 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
2592 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
2593 before inlining.
2594 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
2595 When aliasing is not build, mark statement as volatile.
2597 2007-01-11 Tom Tromey <tromey@redhat.com>
2599 PR preprocessor/15185, PR preprocessor/20989:
2600 * doc/cppopts.texi <-MT>: Update description of algorithm for
2601 computing default target.
2602 <-M, -MD>: Reword "basename" text.
2604 2007-01-11 Roger Sayle <roger@eyesopen.com>
2606 * builtins.c (expand_builtin_pow, expand_builtin_powi,
2607 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
2608 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2609 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
2610 fold_builtin_bswap, real_constp, fold_builtin_pow,
2611 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
2612 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
2613 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2614 * convert.c (convert_to_pointer): Likewise.
2615 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2616 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
2617 const_binop, fold_convert_const_int_from_int,
2618 fold_convert_const_int_from_real,
2619 fold_convert_const_real_from_real, sign_bit_p,
2620 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
2621 fold_sign_changed_comparison, fold_unary, fold_comparison,
2622 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
2623 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
2624 * print-tree.c (print_node_brief, print_node): Likewise.
2625 * stor-layout.c (place_field, layout_type): Likewise.
2626 * tree-chrec.c (keep_cast): Likewise.
2627 * tree.c (build_vector, build_real, build_real_from_int_cst,
2628 build_complex): Likewise.
2630 2007-01-11 Roger Sayle <roger@eyesopen.com>
2632 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
2633 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
2635 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
2637 * configure.ac (strict1_warn): Rename to strict_warn.
2638 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
2639 cc_set_by_configure, quoted_cc_set_by_configure,
2640 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
2641 all_boot_languages, all_stagestuff): Remove.
2642 (target_list): Remove bootstrap targets.
2643 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
2644 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
2645 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
2646 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
2647 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
2648 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
2649 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
2650 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
2651 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
2652 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
2653 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
2654 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
2655 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
2656 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
2657 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
2658 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
2659 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
2660 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
2661 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
2662 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
2663 (mostlyclean): Adjust.
2664 (clean, distclean): Don't mention bootstrap stuff.
2665 * configure: Regenerate.
2666 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
2667 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
2668 treelang/config-lang.in (stagestuff): Remove.
2669 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
2670 stageprofile, stagefeedback, stagestuff): Remove mention.
2672 2007-01-11 Nick Clifton <nickc@redhat.com>
2674 * config/mcore/predicates.md (mcore_general_movesrc_operand):
2675 Accept CONSTs.
2676 (mcore_general_movdst_operand): Do not accept CONST_INTs.
2677 (mcore_arith_K_S_operand): Run the test for the S constraint not
2678 the test for the M constraint.
2679 (mcore_addsub_operand): Do not accept integer values that are
2680 larger than 32 bits.
2681 * config/mcore/mcore.md: Remove unused constraints from split.
2682 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
2683 (addsi3): Likewise.
2684 (allocate_stack): Likewise.
2685 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
2686 operands to 32 bits.
2687 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
2688 INTVAL.
2689 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
2690 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
2691 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
2692 mcore_output_bclri, mcore_output_andn, output_inline_const,
2693 mcore_output_move, mcore_output_movedouble): Likewise.
2694 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
2695 (output_inline_const): Likewise.
2696 (output_inline_const): Fix format strings used in sprintf
2697 statements.
2698 * config/mcore/mcore-protos.h: Update prototypes for changed
2699 functions in mcore.c.
2700 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
2701 HOST_WIDE_INT and not int.
2702 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
2703 CONST_OK_FOR_N): Likewise.
2704 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
2705 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
2706 an INTVAL.
2708 2007-01-10 Jan Hubicka <jh@suse.cz>
2710 * tree-vrp.c (remove_range_assertions): Release defs.
2711 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
2712 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
2714 2007-01-10 Paul Brook <paul@codesourcery.com>
2716 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
2717 * config/arm/arm.md (mulsi3subsi): New insn.
2719 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
2721 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
2722 (tree_transform_and_unroll_loop): New.
2723 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
2724 Declare.
2726 2007-01-10 Robert Kennedy <jimbob@google.com>
2728 * fold-const.c (fold_comparison): Fold comparisons like (x *
2729 1000 < 0) to (x < 0).
2731 2007-01-10 Ian Lance Taylor <iant@google.com>
2733 * tree-pretty-print.c (dump_generic_node): Print parentheses when
2734 operands have the same priority.
2736 2007-01-10 Tom Tromey <tromey@redhat.com>
2738 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
2739 (fold_binary): Likewise.
2740 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
2741 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
2742 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
2743 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
2744 * langhooks.h (struct lang_hooks): Removed field
2745 'can_use_bit_fields_p'.
2747 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
2749 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
2751 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
2753 * function.c (get_last_funcdef_no): New function.
2754 * function.h (get_last_funcdef_no): Declare.
2755 * tree-inline.c (initialize_cfun): Add initialization.
2756 (tree_function_versioning): Cleanup.
2758 2007-01-10 Jan Hubicka <jh@suse.cz>
2760 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
2761 PHIs.
2763 2007-01-10 Sa Liu <saliu@de.ibm.com>
2764 Ben Elliston <bje@au.ibm.com>
2766 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
2767 for SAVE_NONLOCAL and Pmode for any other save level.
2768 * spu-protos.h (spu_restore_stack_block): Declare.
2769 * spu.md (save_stack_block): Remove.
2770 (restore_stack_block): Call spu_restore_stack_block.
2771 * spu.c (spu_restore_stack_block): New function.
2772 (spu_expand_epilogue): Remove old comment.
2774 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2776 PR tree-optimization/30322
2777 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
2778 (cand_value_at): Return the value as aff_tree.
2779 (may_eliminate_iv): Convert the bound from aff_tree to tree.
2780 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
2781 aff_combination_mult): New functions.
2782 (aff_combination_add): Use aff_combination_add_cst.
2783 (aff_combination_convert): Allow conversions to a wider type.
2784 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
2785 * tree-affine.h (aff_combination_mult): Declare.
2787 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
2789 * doc/tm.texi: Update documentation to reflect reality of exec
2790 and start file search behaviours. Update copyright year.
2791 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
2792 header file directories.
2794 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
2796 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
2797 (*cosxf2): Rename to cosxf2_i387.
2798 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
2799 using X87MODEF12 mode macro. Rename patterns to
2800 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
2801 for SSE math.
2802 (*cosdf2, *cossf2): Ditto.
2803 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
2804 to match extended input operands.
2805 (sincos<mode>3): New expander.
2806 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
2807 insn patterns and corresponding splitters.
2809 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
2811 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
2812 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
2814 2007-01-09 Nicolas Pitre <nico@cam.org>
2816 PR target/30173
2817 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
2819 2007-01-08 Geoffrey Keating <geoffk@apple.com>
2821 * target.h (struct gcc_target): New field library_rtti_comdat.
2822 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
2823 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
2824 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
2825 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
2827 2007-01-08 Geoffrey Keating <geoffk@apple.com>
2829 * doc/invoke.texi (Optimize Options): Correct description of -O0.
2831 2007-01-08 Richard Guenther <rguenther@suse.de>
2833 * tree.h (force_fit_type_double): Export.
2834 (force_fit_type): Remove.
2835 * fold-const.c (force_fit_type_double): New function.
2836 (force_fit_type): Remove.
2837 (int_const_binop): Use it.
2838 (fold_convert_const_int_from_int): Likewise.
2839 (fold_convert_const_int_from_real): Likewise.
2840 (fold_div_compare): Likewise.
2841 (fold_sign_changed_comparison): Likewise.
2842 (fold_unary): Likewise.
2843 (fold_negate_const): Likewise.
2844 (fold_abs_const): Likewise.
2845 (fold_not_const): Likewise.
2846 * c-common.c (shorten_compare): Use force_fit_type_double.
2847 * convert.c (convert_to_pointer): Likewise.
2849 2007-01-08 Richard Guenther <rguenther@suse.de>
2851 * tree.h (build_int_cst_wide_type): Export.
2852 * tree.c (build_int_cst_wide_type): New function.
2853 (build_int_cst_wide): Fix comment.
2854 * builtins.c (fold_builtin_object_size): Use build_int_cst
2855 to build -1 or 0 of the correct type. Use fit_double_type
2856 to check for overflow.
2857 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
2858 to build the mask.
2859 (decode_field_reference): Likewise.
2860 (all_ones_mask_p): Likewise.
2861 (native_interpret_int): Use build_int_cst_wide_type.
2862 (fold_binary): Use build_int_cst_type to build an all-ones
2863 value.
2864 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
2866 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
2868 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
2870 2007-01-09 Ben Elliston <bje@au.ibm.com>
2872 * genautomata.c (STATS_OPTION): New option.
2873 (stats_flag): New flag.
2874 (gen_automata_option): Handle it.
2875 (initiate_automaton_gen): Ditto.
2876 (write_automata): Output statistics only if stats_flag is
2877 set. Likewise, output time statistics only if time_flag is set.
2878 * doc/md.texi (Processor pipeline description): Document new flag.
2880 2007-01-08 Richard Guenther <rguenther@suse.de>
2882 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
2883 * tree.c (build_int_cst_type): Likewise.
2884 (size_in_bytes): Don't call force_fit_type on the result.
2885 (int_fits_type_p): Use fit_double_type.
2886 * fold-const.c (fit_double_type): New function.
2887 (force_fit_type): Use it.
2888 * tree.h (fit_double_type): Export.
2890 2007-01-08 Jan Hubicka <jh@suse.cz>
2892 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
2893 * ipa.c (function_and_variable_visibility): Fix return type.
2895 2007-01-08 Richard Guenther <rguenther@suse.de>
2897 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
2898 of offset to build the index.
2899 * tree-pretty-print.c (dump_generic_node): Don't build negated
2900 const just for printing.
2901 * c-pretty-print.c (pp_c_integer_constant): Likewise.
2902 * builtins.c (fold_builtin_int_roundingfn): Check if result
2903 fits the type by using force_fit_type and comparing the result.
2904 * predict.c (predict_loops): Use compare_tree_int for comparison.
2905 * tree.c (build_int_cst): Fall back to integer_type_node for
2906 NULL_TREE type.
2907 (build_int_cst_wide): Assert type is non-null.
2909 2007-01-08 Roberto Costa <roberto.costa@st.com>
2911 * tree-vrp.c (extract_range_from_cond_expr): New.
2912 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
2913 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
2914 as expressions.
2915 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
2916 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
2917 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
2918 used as expressions.
2919 * tree-object-size.c (cond_expr_object_size): New.
2920 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
2922 2007-01-08 Jan Hubicka <jh@suse.cz>
2924 * tree-ssa-forwprop.c (forward_propagate_into_cond,
2925 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
2926 statement.
2928 2007-01-08 Richard Guenther <rguenther@suse.de>
2930 PR tree-optimization/23603
2931 * tree-vrp.c (set_value_range_to_truthvalue): New function.
2932 (extract_range_from_binary): Fall back to truthvalue instead of
2933 varying for TRUTH_*_EXPR.
2934 (extract_range_from_comparison): Fall back to truthvalue instead of
2935 varying.
2936 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
2937 if all visited PHI values were constant.
2939 2007-01-08 Jan Hubicka <jh@suse.cz>
2941 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
2942 (cgraph_analyze_function): break out from ...
2943 (cgraph_finalize_compilation_unit): ... here.
2944 (cgraph_expand_function): Remove forgoten commented out line.
2945 (cgraph_optimize): Analyze functions.
2947 2007-01-08 Jan Hubicka <jh@suse.cz>
2949 * tree-pas.h (TODO_remove_function): New flag.
2950 (TODO_update*): Renumber.
2951 (pass_ipa_increase_alignment,
2952 pass_ipa_function_and_variable_visibility): New passes.
2953 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
2954 (cgraph_function_and_variable_visibility): Move to ipa.c
2955 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
2956 cgraph_increase_alignment.
2957 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
2958 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
2959 calling tree-inline.
2960 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
2961 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
2962 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
2963 (gate_increase_alignment): New function.
2964 (pass_ipa_increase_alignment): New pass.
2965 * ipa.c: Inline tree-pass.h and timevar.h
2966 (function_and_variable_visibility): Move here from cgraphunit.c
2967 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
2968 * passes.c (init_optimization_passes): Add the two new passes.
2969 (execute_todo): Handle cgraph_remove_functions.
2971 2007-01-08 Nick Clifton <nickc@redhat.com>
2973 * config/frv/predicates.md (reg_or_0_operand): Accept
2974 CONST_DOUBLEs.
2976 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
2978 * config/bfin/rtems.h, config/bfin/t-rtems: New.
2979 * config.gcc: Add bfin*-rtems*.
2981 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
2983 * c.opt: Add -flax-vector-conversions.
2984 * c-typeck.c (convert_for_assignment): Pass flag to
2985 vector_types_convertible_p to allow emission of note.
2986 (digest_init): Likewise.
2987 * c-opts.c: Handle -flax-vector-conversions.
2988 * c-common.c (flag_lax_vector_conversions): New.
2989 (vector_types_convertible_p): Unless -flax-vector conversions
2990 has been passed, disallow conversions between vectors with
2991 differing numbers of subparts and/or element types. If such
2992 a conversion is disallowed, possibly emit a note on the first
2993 occasion only to inform the user of -flax-vector-conversions.
2994 The new last argument specifies this.
2995 * c-common.h (flag_lax_vector_conversions): New.
2996 (vector_types_convertible_p): Add extra argument.
2997 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
2998 char_type_node for V*QI type vectors.
2999 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
3000 Update to satisfy new typechecking rules.
3001 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
3002 C and C++ variants.
3003 * doc/invoke.texi (C Dialect Options): Document
3004 -flax-vector-conversions.
3006 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
3008 PR tree-optimization/29877
3009 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
3010 a register variable on the RHS to not be replaceable.
3012 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
3013 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
3014 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
3015 const_simm15, const_pow2, const_npow2): Added.
3016 * config/score/misc.md (insv, extv, extzv, movmemsi,
3017 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
3018 * config/score/score.c (score_address_cost, score_select_cc_mode):
3019 Added.
3020 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
3021 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
3022 Update score_print_operand.
3023 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
3024 Adjust register allocate order and update some macro define.
3025 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
3026 mdx_block_move_straight, mdx_block_move_loop_head,
3027 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
3028 mdx_block_move): Added.
3029 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
3030 mdp_limm): Updated and fix some bug and typo.
3031 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
3032 (movsf, movdf, doloop_end): Added.
3034 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
3036 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
3037 config/arm/thumb2.md: Fix comment typos.
3038 * doc/extend.texi: Fix a typo.
3040 2007-01-07 Eric Christopher <echristo@apple.com>
3042 * configure.ac: Check for __stack_chk_fail for darwin.
3043 * configure: Regenerate.
3045 2007-01-07 Richard Guenther <rguenther@suse.de>
3047 * tree-vrp.c (extract_range_from_assert): CSE calls to
3048 compare_values where possible.
3049 (extract_range_from_unary_expr): Likewise.
3051 2007-01-07 Anatoly Sokolov <aesok@post.ru>
3053 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
3054 * config/avr/avr.c (call_insn_operand): Delete function.
3055 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
3056 instead of register number. Use predicates.
3057 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
3058 call_insn_operand): Add.
3060 2007-01-06 Jan Hubicka <jh@suse.cz>
3062 * tree-pass.h (pass_build_cgraph_edges): Declare.
3063 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
3064 (visited_nodes): Remove.
3065 (cgraph_create_edges): Move to cgraphbuild.c; rename to
3066 build_cgrpah_edges; make visited_nodes local.
3067 (cgraph_process_new_functions): DO not call initialize_inline_failed.
3068 (record_references_in_initializer): Move to cgraphbuild.c
3069 (initialize_inline_failed, rebuild_cgraph_edges,
3070 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
3071 (verify_cgraph_node): Make visited_nodes local.
3072 (cgraph_analyze_function): Do not call cgraph_create_edges and
3073 initialize_inline_failed.
3074 (cgraph_expand_function): Do not call cgraph_lower_function;
3075 assert that function is already lowered.
3076 * Makefile.in (cgraphbuild.o): New.
3077 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
3078 at the end of lowering passes.
3080 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
3082 * ifcvt.c (cond_move_convert_if_block): New function, code
3083 factored out from...
3084 (cond_move_process_if_block): ...here. Call the new function
3085 on the THEN and ELSE blocks.
3086 (merge_if_block): Do not copy global_live_at_end, merge_blocks
3087 already takes care of this.
3089 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3091 PR c/19978
3092 * tree.h (TREE_OVERFLOW_P): New.
3093 * c-typeck.c (parser_build_unary_op): Warn only if result
3094 overflowed and operands did not.
3095 (parser_build_binary_op): Likewise.
3096 (convert_for_assignment): Remove redundant overflow_warning.
3097 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
3099 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3101 * c-typeck.c (store_init_value): Split over two lines to follow
3102 the GNU coding style.
3104 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
3106 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
3107 __GXX_EXPERIMENTAL_CXX0X__.
3108 * doc/cpp.texi: Same.
3110 2007-01-05 Richard Guenther <rguenther@suse.de>
3112 PR middle-end/27826
3113 * tree.c (get_narrower): Do not construct COMPONENT_REFs
3114 with mismatched types. Instead explicitly build a
3115 conversion NOP_EXPR.
3117 2007-01-05 Ian Lance Taylor <iant@google.com>
3119 * c-common.c (decl_with_nonnull_addr_p): New function.
3120 (c_common_truthvalue_conversion): Call it.
3121 * c-typeck.c (build_binary_op): Likewise.
3122 * c-common.h (decl_with_nonnull_addr_p): Declare.
3124 2007-01-05 Jakub Jelinek <jakub@redhat.com>
3126 PR c/30360
3127 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
3128 denom against 0.0.
3130 2007-01-05 Joel Brobecker <brobecker@adacore.com>
3132 * doc/install.texi (Final install): Document the fact that
3133 the GNAT runtime should not be stripped.
3135 2007-01-04 Jan Hubicka <jh@suse.cz>
3137 * tree-inline.c (fold_marked_statements): Update operand caches
3138 and EH after folding
3140 2007-01-04 Ian Lance Taylor <iant@google.com>
3142 * c-common.c (check_function_nonnull): Whitespace fix.
3144 2007-01-04 Jan Hubicka <jh@suse.cz>
3146 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
3147 comitted older version of patch.
3148 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
3149 function, celanup cfg and collect garbage.
3151 2007-01-04 Mike Stump <mrs@apple.com>
3153 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
3154 (clean): Likewise.
3156 2007-01-04 Eric Christopher <echristo@apple.com>
3158 * libgcc2.c (__bswapsi2): Use SItype.
3159 (__bswapdi2): Use DItype.
3160 * libgcc2.h: Update for above.
3162 2007-01-04 Paul Brook <paul@codesourcery.com>
3164 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
3165 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
3166 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
3167 umulsidi3, umulsidi3adddi, smulsi3_highpart,
3168 umulsi3_highpart): Make conditional on !arm_arch6.
3169 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
3170 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
3171 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
3172 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
3173 umulsi3_highpart_v6): New insns.
3175 2007-01-04 Roger Sayle <roger@eyesopen.com>
3177 * fold-const.c (fold_convert): When casting an expression to void,
3178 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
3179 have a type. Instead of attempting to build a NOP_EXPR, return
3180 these "special" trees directly.
3182 2007-01-04 Joseph Myers <joseph@codesourcery.com>
3184 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
3185 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
3186 rs6000_cost->fp not 0 as adjustment for outer NEG.
3188 2007-01-04 Jan Hubicka <jh@suse.cz>
3190 * cgraph.c (cgraph_release_function_body): New function.
3191 (cgraph_remove_node): Use it.
3192 * cgraph.h (cgraph_release_function_body): Declare.
3193 * cgraphunit.c (cgraph_expand_function): Use it.
3194 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
3195 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
3196 is initialized and while compilation of other function is running.
3197 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
3198 statement CFG annotations from here to ...
3199 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
3201 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
3203 * cfgloop.h (enum li_flags): Make the constants powers of two.
3205 2007-01-04 Jan Hubicka <jh@suse.cz>
3207 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
3208 set.
3209 (fold_marked_statements): New function.
3210 (optimize_inline_calls, tree_function_versioning): Fold new statements.
3211 * tree-inline.h (copy_body_data): Add statements_to_fold.
3213 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
3215 * config.gcc: Mention libgcc/config.host.
3216 * Makefile.in: Update comments mentioning libgcc.
3217 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
3218 (all.cross, start.encap, rest.encap, rest.cross): Update
3219 dependencies for libgcc move.
3220 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
3221 (clean-target, clean-target-libgcc): Delete.
3222 (srcdirify, GCC_EXTRA_PARTS): New macros.
3223 (libgcc-support, libgcc.mvars): New rules.
3224 (distclean): Remove mention of mklibgcc.
3225 (install): Don't reference INSTALL_LIBGCC.
3226 (install-common): Don't reference EXTRA_PARTS.
3227 (install-libgcc, install-multilib): Delete rules.
3228 * mklibgcc.in: Delete file.
3229 * doc/configfiles.texi: Don't mention mklibgcc.
3231 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
3232 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
3233 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
3234 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
3235 (mklibgcc, ldblspecs): Likewise.
3237 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
3238 (posixpre.def): Use $(T).
3239 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
3240 (SHLIB_SRC, SHLIB_INSTALL): Delete.
3241 (SHLIB_LINK): Make dummy.
3242 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
3244 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
3246 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
3247 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
3248 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
3249 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
3251 * configure.ac (all_outputs): Remove mklibgcc.
3252 * configure: Regenerated.
3254 2007-01-03 Josh Conner <jconner@apple.com>
3256 PR middle-end/29683
3257 * calls.c (compute_argument_addresses): Set stack and stack_slot
3258 for partial args, too.
3259 (store_one_arg): Use locate.size.constant for the size when
3260 generating a save_area.
3262 2007-01-03 Robert Kennedy <jimbob@google.com>
3264 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
3265 whose definitions are deleted due to basic block merging.
3267 2007-01-03 Paul Brook <paul@codesourcery.com>
3269 PR target/16634
3270 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
3271 functions.
3272 (use_return_insn): Return 0 for Thumb interrupt functions.
3273 (print_multi_reg): Add rfe argument for IRQ returns.
3274 (arm_output_epilogue): Pop interrupt return address directly into PC.
3275 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
3277 2007-01-03 Paul Brook <paul@codesourcery.com>
3279 Merge from sourcerygxx-4_1.
3280 * config/arm/thumb2.md: New file.
3281 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
3282 Thumb-2.
3283 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
3284 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
3285 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
3286 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
3287 tables.
3288 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
3289 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
3290 comptibility.
3291 * config/arm/ieee754-sf.S: Ditto.
3292 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
3293 (thumb1_base_register_rtx_p): ... to this.
3294 (thumb_index_register_rtx_p): Rename...
3295 (thumb1_index_register_rtx_p): ... to this.
3296 (thumb_output_function_prologue): Rename...
3297 (thumb1_output_function_prologue): ... to this.
3298 (thumb_legitimate_address_p): Rename...
3299 (thumb1_legitimate_address_p): ... to this.
3300 (thumb_rtx_costs): Rename...
3301 (thumb1_rtx_costs): ... to this.
3302 (thumb_compute_save_reg_mask): Rename...
3303 (thumb1_compute_save_reg_mask): ... to this.
3304 (thumb_final_prescan_insn): Rename...
3305 (thumb1_final_prescan_insn): ... to this.
3306 (thumb_expand_epilogue): Rename...
3307 (thumb1_expand_epilogue): ... to this.
3308 (arm_unwind_emit_stm): Rename...
3309 (arm_unwind_emit_sequence): ... to this.
3310 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
3311 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
3312 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
3313 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
3314 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
3315 thumb2_output_casesi): New functions.
3316 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
3317 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
3318 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
3319 THUMB2_WORK_REGS): Define.
3320 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
3321 arm_condexec_mask, arm_condexec_masklen)): New variables.
3322 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
3323 (arm_override_options): Check new CPU capabilities.
3324 Set new architecture flag variables.
3325 (arm_isr_value): Handle v7m interrupt functions.
3326 (user_return_insn): Return 0 for v7m interrupt functions. Handle
3327 Thumb-2.
3328 (const_ok_for_arm): Handle Thumb-2 constants.
3329 (arm_gen_constant): Ditto. Use movw when available.
3330 (arm_function_ok_for_sibcall): Return false for v7m interrupt
3331 functions.
3332 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
3333 (thumb_find_work_register, arm_load_pic_register,
3334 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
3335 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
3336 print_multi_reg, output_mov_long_double_fpa_from_arm,
3337 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
3338 output_mov_double_fpa_from_arm, output_move_double,
3339 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
3340 output_return_instruction, arm_output_function_prologue,
3341 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
3342 arm_output_mi_thunk, thumb_set_return_address): Ditto.
3343 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
3344 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
3345 (arithmetic_instr, shift_op): Use arm_shift_nmem.
3346 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
3347 '!' and 'L'.
3348 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
3349 (thumb_expand_prologue): Use thumb_set_frame_pointer.
3350 (arm_file_start): Output directive for unified syntax.
3351 (arm_unwind_emit_set): Handle stack alignment instruction.
3352 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
3353 Add v6t2, v7, v7a, v7r and v7m.
3354 (RETLDM): Add Thumb-2 code.
3355 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
3356 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
3357 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
3358 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
3359 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
3360 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
3361 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
3362 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
3363 ADJUST_INSN_LENGTH): Define.
3364 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
3365 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
3366 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
3367 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
3368 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
3369 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
3370 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
3371 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
3372 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
3373 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
3374 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
3375 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
3376 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
3377 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
3378 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
3379 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
3380 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
3381 cortex-m3.
3382 * config/arm/arm-tune.md: Regenerate.
3383 * config/arm/arm-protos.h: Update prototypes.
3384 * config/arm/vfp.md: Enable patterns for Thumb-2.
3385 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
3386 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
3387 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
3388 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
3389 * config/arm/libunwind.S: Add Thumb-2 code.
3390 * config/arm/constraints.md: Update include Thumb-2.
3391 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
3392 * config/arm/ieee754-df.S: Ditto.
3393 * config/arm/bpabi.S: Ditto.
3394 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
3395 * config/arm/predicates.md (low_register_operand,
3396 low_reg_or_int_operand, thumb_16bit_operator): New.
3397 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
3398 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
3399 * config/arm/t-arm-elf: Add armv7 multilib.
3400 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
3401 Include thumb2.md.
3402 (UNSPEC_STACK_ALIGN, ce_count): New.
3403 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
3404 arm_zero_extendsidi2, arm_zero_extendqidi2): New
3405 insns/expanders.
3406 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
3407 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
3408 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
3409 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
3410 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
3411 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
3412 insns.
3413 * doc/extend.texi: Document ARMv7-M interrupt functions.
3414 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
3416 2007-01-03 Jakub Jelinek <jakub@redhat.com>
3418 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
3419 (struct _Unwind_Context): Rename args_size to flags, remove
3420 signal_frame field, add a new args_size field and version field.
3421 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
3422 _Unwind_IsExtendedContext): New inline functions.
3423 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
3424 Assume by_value array is only present if _Unwind_IsExtendedContext.
3425 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
3426 _Unwind_IsSignalFrame.
3427 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
3428 (uw_update_context_1): Use _Unwind_SetSignalFrame.
3429 (uw_init_context_1): Initialize context->flags to
3430 EXTENDED_CONTEXT_BIT.
3431 * config/rs6000/linux-unwind.h (frob_update_context): Use
3432 _Unwind_SetSignalFrame.
3434 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3436 PR middle-end/30353
3437 * gimplify.c (gimplify_modify_expr_complex_part): Move below
3438 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
3439 the value.
3441 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
3443 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
3444 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
3445 RET, AT_SP): Remove.
3446 * config/i386/i386.md (*sse_prologue_save_insn): Use return
3447 instead of RET.
3449 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3450 * cfgbuild.c (find_basic_blocks): Likewise.
3451 * cfgrtl.c (rtl_create_basic_block): Likewise.
3452 * function.c (temp_slots_at_level): Likewise.
3453 * reg-stack.c (stack_regs_mentioned): Likewise.
3454 * regclass.c (allocate_reg_info): Likewise.
3455 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3456 set_bb_for_stmt, move_block_to_fn): Likewise.
3457 * tree-complex.c (tree_lower_complex): Likewise.
3458 * vec.h (VEC_safe_grow_cleared): New.
3460 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
3462 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
3464 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
3465 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
3466 to loop_version.
3467 * cfgloopmanip.c (scale_loop_frequencies): Export.
3468 (loopify): Scale the frequencies by prescribed coefficients.
3469 (set_zero_probability): New function.
3470 (duplicate_loop_to_header_edge): Improve updating of frequencies.
3471 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
3472 and frequencies according to arguments.
3473 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
3474 correctly.
3475 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
3476 * modulo-sched.c (sms_schedule): Set probabilities for entering
3477 versioned loop correctly.
3478 * tree-vect-transform.c (vect_transform_loop): Ditto.
3479 * cfgloop.h (loopify, loop_version): Declaration changed.
3480 (scale_loop_frequencies): Declared.
3482 2007-01-02 Jan Hubicka <jh@suse.cz>
3484 * cgraph.c: Include tree-flow.h
3485 (cgraph_add_new-function): Handle IPA_SSA mode; execute
3486 early_local_passes.
3487 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
3488 * tree-pass.h (pass_all_early_optimizations): Declare.
3489 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
3490 early_local_passes.
3491 (cgraph_analyze_function): Do early_local_passes.
3492 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
3493 Do not add referenced vars.
3494 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
3495 SSA form.
3496 (gate_all_early_local_passes): New gate.
3497 (pass_early_local_passes): Use new gate.
3498 (execute_early_local_optimizations): New functions.
3499 (gate_all_early_optimizations): New gate.
3500 (pass_all_early_optimizations): New pass.
3501 (execute_free_datastructures): Free SSA only when initialized.
3502 (gate_init_datastructures): Init only when optimizing.
3503 (tree_lowering_passes): Do early local passes when called late.
3504 * tree-profile.c (do_tree_profiling): Don't profile functions added
3505 late.
3506 (do_early_tree_profiling, pass_early_tree_profile): Kill.
3507 * tree-cfg.c (update_modified_stmts): Do not update when operands are
3508 not active.
3509 * passes.c (init_optimizations_passes): Reorder so we go into SSA
3510 during early_local_passes.
3511 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
3514 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
3516 * Makefile.in: Update copyright year.
3518 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
3520 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
3521 in $(lang_checks) and check-consistency targets.
3523 2007-01-02 Jan Hubicka <jh@suse.cz>
3525 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
3526 Do not add referenced vars.
3527 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
3528 are not active.
3529 * passes.c (init_optimization_passes): Put mudflap_2 after
3530 free_datastructures.
3532 2007-01-02 Jan Hubicka <jh@suse.cz>
3534 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
3535 Set NOTHROW flag on call statements proved to be nothrow.
3536 Update statement of local calls so new pure/const functions are
3537 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
3538 goto receivers.
3539 (tree_rest_of_compilation): Register hooks and initialize bitmap
3540 early. Do not set after_inlining flag.
3542 2007-01-02 Steve Ellcey <sje@cup.hp.com>
3544 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
3545 HOST_BITS_PER_LONGLONG
3547 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3549 PR c/19977
3550 * c-typeck.c (store_init_value): Don't emit pedantic overflow
3551 warning for non-static initializers.
3553 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
3555 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
3556 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
3557 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
3558 Always use set_unique_reg_note to add REG_EQUAL notes.
3560 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3562 Revert:
3563 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3565 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3566 * cfgbuild.c (find_basic_blocks): Likewise.
3567 * cfgrtl.c (rtl_create_basic_block): Likewise.
3568 * function.c (temp_slots_at_level): Likewise.
3569 * reg-stack.c (stack_regs_mentioned): Likewise.
3570 * regclass.c (allocate_reg_info): Likewise.
3571 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3572 set_bb_for_stmt, move_block_to_fn): Likewise.
3573 * tree-complex.c (tree_lower_complex): Likewise.
3574 * vec.h (VEC_safe_grow_cleared): New.
3576 2007-01-02 Ian Lance Taylor <iant@google.com>
3578 * c-common.c (c_common_truthvalue_conversion): When warning about
3579 using an assignment as a truth value, set TREE_NO_WARNING.
3581 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3583 PR middle-end/7651
3584 * c.opt (Wold-style-declaration): New.
3585 * doc/invoke.texi (C-only Warning Options): New.
3586 (Wold-style-declaration): Document it.
3587 (Wextra): Enabled by -Wextra.
3588 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3589 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
3590 -Wold-style-declaration.
3592 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3594 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3595 * cfgbuild.c (find_basic_blocks): Likewise.
3596 * cfgrtl.c (rtl_create_basic_block): Likewise.
3597 * function.c (temp_slots_at_level): Likewise.
3598 * reg-stack.c (stack_regs_mentioned): Likewise.
3599 * regclass.c (allocate_reg_info): Likewise.
3600 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3601 set_bb_for_stmt, move_block_to_fn): Likewise.
3602 * tree-complex.c (tree_lower_complex): Likewise.
3603 * vec.h (VEC_safe_grow_cleared): New.
3605 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
3607 * c-common.c (c_common_nodes_and_builtins): Since variants of
3608 void_type_node get built before it is given a name, we need to
3609 give those variants the name, too.
3610 (complete_array_type): We need to work with the canonical main
3611 type of the array, from which we will build the qualified version.
3612 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
3613 * print-tree.c (print_node): Display canonical type information
3614 for each type.
3615 * stor-layout.c (layout_type): When we don't know the
3616 alignment of a type for which we're building an array, we end up
3617 guessing wrong, so make the type require structural equality.
3618 * tree.c (make_node_stat): When we build a new type, it is its
3619 own canonical type.
3620 (build_type_attribute_qual_variant): When building an attribute
3621 variant, its canonical type is the non-attribute variant. However,
3622 if the attributes are target-dependent and they differ, we need to
3623 use structural equality checks for this type.
3624 (build_qualified_type): A qualified type is not equivalent to its
3625 unqualified variant; set the canonical type appropriately.
3626 (build_distinct_type_copy): When building a distinct type from
3627 another type, the new type is its own canonical type.
3628 (build_variant_type_copy): When building a new type variant, we
3629 assume that it is equivalent to the original type.
3630 (build_pointer_type_for_mode): When building a pointer type, also
3631 build a canonical type pointer.
3632 (build_reference_type_for_mode): When building a reference type,
3633 also build a canonical type reference.
3634 (build_index_type): When we can't hash an index type (e.g.,
3635 because its maximum value is negative), the index type requires
3636 structural equality tests.
3637 (build_array_type): Build the canonical form of an array type.
3638 (build_function_type): Function types require structural equality,
3639 because they contain default arguments, attributes, etc.
3640 (build_method_type_directly): Ditto for method types.
3641 (build_offset_type): Build the canonical offset type.
3642 (build_complex_type): Build the canonical vector type.
3643 (make_vector_type): Build the canonical vector type.
3644 * tree.h (TYPE_CANONICAL): New.
3645 (TYPE_STRUCTURAL_EQUALITY_P): New.
3646 (SET_TYPE_STRUCTURAL_EQUALITY): New.
3647 (struct tree_type): Added "canonical" field.
3648 * params.h (VERIFY_CANONICAL_TYPES): New.
3649 * doc/c-tree.texi (TYPE_CANONICAL): Document.
3650 (TYPE_STRUCTURAL_EQUALITY_P): Document.
3651 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
3652 * doc/invoke.texi (verify-canonical-types): Document --param
3653 parameter for verifying canonical types.
3655 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3657 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
3658 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
3659 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
3660 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
3661 tm_file.
3662 * config/rs6000/e500.h: New.
3663 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
3664 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
3665 Remove.
3666 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
3667 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
3668 TARGET_E500_DOUBLE): Remove.
3669 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
3670 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
3671 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
3672 * config/rs6000/rs6000.c (rs6000_override_options): Use
3673 CHECK_E500_OPTIONS.
3675 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3677 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
3678 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
3679 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
3680 rs6000_emit_cmove): Don't check TARGET_E500.
3681 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
3682 sordered): Don't check TARGET_E500.
3684 2007-01-01 Eric Christopher <echristo@apple.com>
3686 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
3687 HARD_REGISTER_NUM_P.
3689 2007-01-01 Roger Sayle <roger@eyesopen.com>
3691 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
3692 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
3693 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
3694 eq/ne Y".
3696 2007-01-01 Mike Stump <mrs@apple.com>
3698 * configure.ac: Remove support for building with Apple's gcc-3.1.
3700 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3702 PR middle-end/30311
3703 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
3704 REG is a hard register. Do not modify REG before calling
3705 subreg_nregs.
3706 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
3707 multiple of the size of YMODE for certain lowpart cases.
3709 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3711 PR middle-end/30253
3712 * gimplify (voidify_wrapper_expr): Update for
3713 GIMPLE_MODIFY_STMT.
3715 2007-01-01 Andreas Schwab <schwab@suse.de>
3717 PR target/29166
3718 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
3719 save of BR0 in extra_spill_size instead of spill_size.
3720 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
3721 area.
3722 (ia64_expand_epilogue): Restore BR0 from its new location.
3724 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3726 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
3727 Use a temporary variable if the left hand side is not a gimple
3728 register.
3730 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3732 * gimplify.c (gimplify_return_expr): Make the temporary variable
3733 for the return expression, a gimple register variable.
3735 2007-01-01 Jan Hubicka <jh@suse.cz>
3737 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
3738 INSN_LIST.
3740 2007-01-01 Mike Stump <mrs@apple.com>
3742 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
3743 .literal16.
3744 * config/darwin.c (machopic_select_rtx_section): Use
3745 HAVE_GAS_LITERAL16.
3746 (darwin_mergeable_constant_section): Likewise.
3747 * configure: Regenerate.
3748 * config.in: Regenerate.
3750 2007-01-01 Jan Hubicka <jh@suse.cz>
3751 Andrew Pinski <pinskia@gmail.com>
3753 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
3754 before starting IPA passes.