1 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
3 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
6 config/rs6000/cell.md, config/rs6000/darwin.h,
7 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
8 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
10 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
11 typos. Follow spelling conventions.
12 * doc/invoke.texi: Follow spelling conventions.
14 2007-02-03 Roger Sayle <roger@eyesopen.com>
16 * simplify-rtx.c (simplify_relational_operation_1): Implement some
17 canonicalization transformations that attempt to simplify integer
18 constant comparisons to become comparisons against zero.
20 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
24 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27 2007-02-02 Mike Stump <mrs@apple.com>
29 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
30 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
31 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
32 generate a branch island.
34 2007-02-02 Bob Wilson <bob.wilson@acm.org>
36 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
37 (xtensa_legitimate_address_p): New.
38 (xtensa_legitimize_address): New.
39 (xtensa_output_addr_const_extra): New.
40 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
42 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
43 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
44 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
45 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
46 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
47 (xtensa_legitimize_address): New.
48 (xtensa_output_addr_const_extra): New.
50 2007-02-02 Steve Ellcey <sje@cup.hp.com>
52 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
54 2007-02-02 Ian Lance Taylor <iant@google.com>
56 * expmed.c (expand_divmod): Add comment.
58 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
60 * emit-rtl.c (renumber_insns): Remove.
61 * flags.h: Remove the extern for flag_renumber_insns.
62 * rtl.h: Remove the prototype for renumber_insns.
63 * toplev.c (flag_renumber_insns): Remove.
65 2007-02-02 Hui-May Chang <hm.chang@apple.com>
67 Revert for x86 darwin:
68 2005-06-19 Uros Bizjak <uros@kss-loka.si>
70 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
71 code before the following patch under TARGET_MACHO.
72 (ix86_function_value_regno_p): Likewise.
74 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
76 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
79 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
82 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
83 general or fp registers. Add comments.
84 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
86 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
88 * pointer-set.c (insert_aux): Only return insertion slot.
89 (pointer_set_insert): Adjust.
90 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
91 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
92 pointer_map_traverse): New.
93 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
94 pointer_map_create, pointer_map_destroy, pointer_map_insert,
95 pointer_map_contains, pointer_map_traverse): Declare.
97 2007-02-02 Jakub Jelinek <jakub@redhat.com>
100 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
101 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
103 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
105 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
107 (struct _dep): New type.
108 (dep_t): New typedef.
109 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
110 (DEP_STATUS): New access macro. The macro with the same name was
111 renamed to DEP_LINK_STATUS.
112 (dep_init): Declare function
114 (struct _dep_link): New type.
115 (dep_link_t): New typedef.
116 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
117 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
118 (DEP_LINK_STATUS): New macro.
119 (debug_dep_links): New debug function.
121 (struct _deps_list): New type.
122 (deps_list_t): New typedef.
123 (DEPS_LIST_FIRST): New access macro.
124 (FOR_EACH_DEP_LINK): New cycle macro.
125 (create_deps_list, free_deps_list, delete_deps_list): Declare
127 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
128 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
129 (copy_deps_list_change_con): Ditto.
131 (move_dep_link): Declare function.
133 (struct _dep_node): New type.
134 (dep_node_t): New typedef.
135 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
137 (struct haifa_insn_data.back_deps): New field to hold backward
138 dependencies of the insn.
139 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
141 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
142 Change its type to deps_list_t.
143 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
144 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
145 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
147 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
149 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
151 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
155 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
156 (ds_to_dk, dk_to_ds): New functions.
158 (init_dep_1): New static function.
159 (init_dep): New function.
160 (copy_dep): New static function.
162 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
164 (detach_dep_link): New static function.
165 (move_dep_link): New function.
167 (dep_links_consistent_p, dump_dep_links): New static functions.
168 (debug_dep_links): New debugging function.
170 (deps_obstack, dl_obstack, dn_obstack): New static variables.
172 (alloc_deps_list, init_deps_list): New static functions.
173 (create_deps_list): New function.
174 (clear_deps_list): New static function.
175 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
176 (deps_list_consistent_p, dump_deps_list): New static functions.
177 (debug_deps_list): New function.
178 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
180 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
182 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
183 use new scheduler dependencies lists.
184 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
185 (sched_analyze): Ditto. Initialize dependencies lists.
186 (add_forw_dep, compute_forward_dependences): Update to use new
187 scheduler dependencies lists.
189 (init_dependency_caches): Init deps_obstack.
190 (free_dependency_caches): Free deps_obstack.
192 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
193 new scheduler dependencies lists.
194 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
195 (add_back_forw_dep, delete_back_forw_dep): Ditto.
197 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
198 Update to use new scheduler dependencies lists.
199 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
200 (debug_dependencies): Ditto.
201 (schedule_region): Update comments.
203 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
204 scheduler dependencies lists.
205 (schedule_ebb): Update comments.
207 * rtl.def (DEPS_LIST): Remove.
209 * lists.c (unused_deps_list): Remove.
210 (free_list): Update assertions.
212 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
213 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
215 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
216 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
218 * haifa-sched.c (comments): Update.
219 (insn_cost1): Remove. Inline the code into insn_cost ().
220 (insn_cost): Update to use new scheduler dependencies lists. Move
221 processing of the dependency cost to dep_cost ().
222 (dep_cost): New function. Use it instead of insn_cost () when
223 evaluating cost of the dependency. Use compatible interface to
224 interact with the target.
225 (priority): Update to use new scheduler dependencies lists.
226 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
227 with greater number of insns that depend on the insn.
228 (schedule_insn): Update to use new scheduler dependencies lists. Add
229 code to free backward dependencies lists. Inline and optimize code
230 from resolve_dep () - see PR28071.
231 (ok_for_early_queue_removal): Update to use new scheduler dependencies
232 lists. Update call to targetm.sched.is_costly_dependence hook.
234 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
235 scheduler dependencies lists.
237 (resolve_dep): Remove. Move the logic to schedule_insn ().
238 (init_h_i_d): Initialize dependencies lists.
240 (process_insn_depend_be_in_spec): Rename to
241 process_insn_forw_deps_be_in_spec. Update to use new scheduler
243 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
244 Update to use new scheduler dependencies lists.
245 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
247 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
248 new scheduler dependencies lists.
249 (build_intra_loop_deps): Ditto.
251 * target.h (struct _dep): Declare to use in
252 gcc_target.sched.is_costly_dependence.
253 (struct gcc_target.sched.adjust_cost): Fix typo.
254 (struct gcc_target.sched.is_costly_dependence): Change signature to use
255 single dep_t parameter instead of an equivalent triad.
256 (struct gcc_target.sched.adjust_cost_2): Remove.
258 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
260 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
262 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
264 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
266 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
267 (REG_DEP_TRUE): Document.
269 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
270 Change signature to correspond to the targetm.sched.adjust_cost hook.
271 Update use in TARGET_SCHED_ADJUST_COST_2.
272 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
273 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
274 new scheduler dependencies lists.
275 (ia64_gen_check): Ditto.
277 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
280 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
281 signature to correspond to the targetm.sched.is_costly_dependence hook.
282 (is_costly_group): Update to use new scheduler dependencies lists.
284 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
285 instead of INSN_COST () macro.
287 2007-02-01 Ian Lance Taylor <iant@google.com>
289 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
291 2007-02-01 Guy Martin <gmsoft@gentoo.org>
293 * pa.md (tp_load): Correct mfctl instruction syntax.
295 2007-02-01 Geoffrey Keating <geoffk@apple.com>
297 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
298 altivec_padding_size calculation on AIX. Improve comment, add
299 assert to verify that it's right.
301 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
304 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
307 * global.c (global_alloc): Add mising initialization of
310 2007-02-01 Roger Sayle <roger@eyesopen.com>
312 * alias.c (init_alias_analysis): Correct whitespace.
313 * bb-reorder.c (fix_edges_for_rarely_executed_code,
314 partition_hot_cold_basic_blocks): Likewise.
315 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
316 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
317 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
318 fold_builtin_snprintf_chk, fold_builtin_printf,
319 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
320 do_mpfr_arg3, do_mpfr_sincos): Likewise.
321 * cfgcleanup.c (cleanup_cfg): Likewise.
322 * cfgexpand.c (tree_expand_cfg): Likewise.
323 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
324 * function.c (get_next_funcdef_no): Likewise.
325 * gengtype.c (main): Likewise.
326 * genmodes.c (main): Likewise.
327 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
328 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
329 * ifcvt.c (noce_emit_move_insn): Likewise.
330 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
332 * stor-layout.c (get_best_mode): Likewise.
333 * tree-ssa-loop-niter.c (get_val_for): Likewise.
334 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
335 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
336 perform_var_substitution, solve_graph): Likewise.
337 * tree-vrp.c (vrp_finalize): Likewise.
339 2007-02-01 Ian Lance Taylor <iant@google.com>
341 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
342 high part of a paradoxical subreg, return a constant zero.
344 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
346 * toplev.c (lang_dependent_init): Call init_set_costs.
347 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
349 2007-02-01 Richard Guenther <rguenther@suse.de>
352 * fold-const.c (fold_negate_expr): Allow negating a
353 constant if overflow does not change.
355 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
357 * doc/c-tree.texi (Expression trees): Improve markup.
358 * doc/tm.texi (Register Classes, Addressing Modes)
359 (Floating Point): Fix spacing after abbreviations. Fix some
362 2007-02-01 Ben Elliston <bje@au.ibm.com>
364 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
365 * doc/contrib.texi: Likewise.
366 * doc/install.texi: Likewise.
368 2007-01-31 Richard Henderson <rth@redhat.com>
369 Ian Lance Taylor <iant@google.com>
371 * lower-subreg.c: New file.
372 * rtl.def (CONCATN): Define.
373 * passes.c (init_optimization_passes): Add pass_lower_subreg and
375 * emit-rtl.c (update_reg_offset): New static function, broken out
376 of gen_rtx_REG_offset.
377 (gen_rtx_REG_offset): Call update_reg_offset.
378 (gen_reg_rtx_offset): New function.
379 * regclass.c: Revert patch of 2006-03-05, restoring
381 (clear_reg_info_regno): New function.
382 * dwarf2out.c (concatn_loc_descriptor): New static function.
383 (loc_descriptor): Handle CONCATN.
384 * common.opt (fsplit_wide_types): New option.
385 * opts.c (decode_options): Set flag_split_wide_types when
387 * timevar.def (TV_LOWER_SUBREG): Define.
388 * rtl.h (gen_reg_rtx_offset): Declare.
389 (reg_scan_update): Declare.
390 * regs.h (clear_reg_info_regno): Declare.
391 * tree-pass.h (pass_lower_subreg): Declare.
392 (pass_lower_subreg2): Declare.
393 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
394 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
396 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
397 * Makefile.in (OBJS-common): Add lower-subreg.o.
398 (lower-subreg.o): New target.
400 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
402 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
404 2007-01-31 Anatoly Sokolov <aesok@post.ru>
407 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
409 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
412 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
414 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
416 * cfgloop.h: Include vec-prim.h.
417 (enum li_flags): Remove LI_ONLY_OLD.
418 (loop_iterator): Changed.
419 (fel_next, fel_init): Iterate over loop tree.
420 (FOR_EACH_LOOP_BREAK): New macro.
421 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
423 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
424 * modulo-sched.c (sms_schedule): Ditto.
425 * tree-vectorizer.c (vectorize_loops): Ditto.
426 * doc/loop.texi: Update information on loop numbering and behavior of
427 FOR_EACH_LOOP wrto new loops.
428 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
429 add_to_evolution_1): Test nestedness of loops instead of comparing
431 * tree-chrec.c (chrec_fold_plus_poly_poly,
432 chrec_fold_multiply_poly_poly, chrec_evaluate,
433 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
434 reset_evolution_in_loop): Ditto.
435 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
437 2007-01-31 Dirk Mueller <dmueller@suse.de>
439 * c-common.c (warn_about_parentheses): Separate warning about
440 un-parenthized sequence of comparison operators from the one
441 which is supposed to warn about x <= y <= z.
443 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
445 * optabs.h (enum optab_index): Add new OTI_isinf.
446 (isinf_optab): Define corresponding macro.
447 * optabs.c (init_optabs): Initialize isinf_optab.
448 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
450 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
451 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
453 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
454 expand_builtin_interclass_mathfn.
455 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
456 * config/i386/i386.md (UNSPEC_FXAM): New constant.
457 (fxam<mode>2_i387): New insn pattern.
458 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
459 built-in functions as x87 inline asm.
461 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
463 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
465 2007-01-30 Eric Christopher <echristo@apple.com>
467 * config.gcc: Add geode.
469 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
471 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
472 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
473 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
474 value-prof.c: Fix comment typos.
476 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
479 * doc/invoke.texi (Wpointer-arith): Document warning.
481 2007-01-30 Janis Johnson
483 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
484 the list of discrepancies from the draft TR.
486 2007-01-30 Dirk Mueller <dmueller@suse.de>
489 * doc/invoke.texi (-Wreturn-type): Update description to
492 2007-01-30 Richard Sandiford <richard@codesourcery.com>
494 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
496 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
498 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
499 to handle optabs that operate on floating point input argument and
500 output to integer output.
501 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
502 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
503 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
504 expand_builtin_interclass_mathfn ().
505 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
507 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
508 ilogbl built-in functions as x87 intrinsics.
510 2007-01-30 Richard Guenther <rguenther@suse.de>
513 * dwarf2out.c (reference_to_unused): Query varpool if the
516 2007-01-30 Richard Guenther <rguenther@suse.de>
519 * passes.c (execute_one_pass): Reset in_gimple_form to not
520 confuse non-unit-at-a-time mode.
522 2007-01-29 Roger Sayle <roger@eyesopen.com>
523 Richard Guenther <rguenther@suse.de>
525 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
526 avoid undefined behaviour on overflow. Use force_fit_type_double
527 to construct the constant with the specified TREE_OVERFLOW.
529 2007-01-29 Janis Johnson <janis187@us.ibm.com>
531 * config/dfp-bit.c: Add parameterized support for fp exceptions.
532 * config/dfp-bit.h: Ditto.
534 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
536 * c-decl.c (pop_scope): Replace warnings with call to
537 warn_for_unused_label.
538 * c-common.h (warn_for_unused_label): Declare.
539 * c-common.c (warn_for_unused_label): Define.
541 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
543 * tree-optimize.c (update_inlined_to_pointers): Delete unused
546 2007-01-29 Janis Johnson <janis187@us.ibm.com>
548 * Makefile.in (USER_H): Remove decfloat.h.
549 * ginclude/decfloat.h: Delete, moving contents to ...
550 * ginclude/float.h: Add support for decimal floating point,
551 guarded by __STDC_WANT_DEC_FP__.
553 2007-01-29 Mike Stump <mrs@apple.com>
555 * doc/gccint.texi (Top): Rename Loop Representation to Loop
556 Analysis and Representation to resolve case insensitive conflict.
557 * doc/loop.texi (Loop Analysis and Representation): Likewise.
559 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
561 * tree.h (struct tree_memory_tag): Add aliases member.
562 (MTAG_ALIASES): New macro.
563 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
564 (add_may_alias): Remove pointer-set. Update for may_aliases being
566 (mark_aliases_call_clobbered): Update for may_aliases being a
568 (compute_tag_properties): Ditto.
569 (create_partition_for): Ditto.
570 (compute_memory_partitions): Ditto.
571 (dump_may_aliases_for): Ditto.
572 (is_aliased_with): Ditto.
573 (add_may_alias_for_new_tag): Ditto.
574 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
575 (compute_is_aliased): New function.
576 (compute_may_aliases): Call compute_is_aliased).
577 (init_alias_info): Initialize alias_bitmap_obstack.
578 (union_alias_set_into): New function.
579 (compute_flow_sensitive_aliasing): Use union_aliases_into.
580 (have_common_aliases_p): Rewrite to take two bitmaps and use
582 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
584 (finalize_ref_all_pointers): Update for add_may_alias changes.
585 (new_type_alias): Ditto.
586 * tree-flow-inline.h (may_aliases): Return a bitmap.
587 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
588 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
589 may_aliases being a bitmap.
590 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
591 may_aliases now returns a bitmap.
592 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
594 * tree-ssa-operands.c (add_virtual_operand): Update for
595 may_aliases being a bitmap.
597 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
599 PR tree-optimization/30630
600 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
603 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
606 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
607 expanded only once even if an error occurs.
609 2007-01-29 Ben Elliston <bje@au.ibm.com>
611 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
612 (__gcov_average_profiler): Likewise.
613 (__gcov_ior_profiler): Likewise.
614 (__gcov_merge_ior): Likewise.
616 2007-01-28 Jan Hubicka <jh@suse.cz>
618 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
619 * value-prof.c (stringop_block_profile): Likewise.
621 2007-01-28 Jan Hubicka <jh@suse.cz>
623 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
624 variant handling histograms; add wrapper.
625 (clear_storage_via_libcall): Export.
626 (emit_block_move_hints): Break out from ...; add histograms.
627 (emit_block_move): ... this one.
628 (clear_storage_hints): Break out from ...; add histograms.
629 (clear_storage): ... this one.
630 (set_storage_via_memset): Handle histogram.
631 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
632 (clear_storage_hints, clear_storage_via_libcall): Declare.
633 (set_storage_via_setmem): Update prototype.
634 * doc/md.texi (movmem, setmem): Document new arguments.
636 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
638 (stringop_block_profile): New global function.
639 (tree_stringops_values_to_profile): Profile block size and alignment.
640 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
642 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
643 (stringop_block_profile): Declare.
644 * builtins.c: Include value-prof.h.
645 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
646 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
647 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
648 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
649 * profile.c (instrument_values): Add new counters.
650 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
652 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
653 (tree_init_edge_profiler): Build new profilers.
654 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
655 (pass_tree_profile): Add dump.
656 (tree_profile_hooks): Update.
657 * Makefile.in (LIBGCOV): Add new constants.
658 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
659 __gcov_ior_profiler): New.
660 * i386.md (movmem/setmem expanders): Add new optional arguments.
662 2007-01-28 David Edelsohn <edelsohn@gnu.org>
664 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
666 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
668 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
669 (tree_unswitch_single_loop): Pass eni_size_weights to
671 * tree-ssa-loop-manip.c: Include tree-inline.h.
672 (can_unroll_loop_p): Pass eni_size_weights to
674 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
675 Pass eni_size_weights to estimate_num_insns.
676 * tree.h (init_inline_once): Export.
677 * toplev.c (backend_init): Call init_inline_once.
678 * cgraphunit.c (cgraph_process_new_functions,
679 cgraph_analyze_function): Pass eni_inlining_weights to
681 * ipa-inline.c (compute_inline_parameters): Ditto.
682 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
683 to estimate_num_insns.
684 (try_unroll_loop_completely): Pass eni_size_weights to
686 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
687 ot estimate_num_insns.
688 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
689 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
690 * tree-inline.c (eni_inlining_weights, eni_size_weights,
691 eni_time_weights): New variables.
692 (init_inline_once): Initialize them.
693 (struct eni_data): Mew.
694 (estimate_num_insns_1, estimate_num_insns): Use weights.
695 * tree-inline.h (struct eni_weights_d): New.
696 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
697 (estimate_num_insns): Declaration changed.
698 * cfgloop.h (tree_num_loop_insns): Declaration changed.
699 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
700 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
702 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
704 * tree-data-ref.c (conflict_fn): Assert that the number of affine
705 relations in the conflict function is valid.
707 2007-01-27 Ian Lance Taylor <iant@google.com>
709 * common.opt: Add fstrict-overflow.
710 * opts.c (decode_options): Set flag_strict_overflow if -O2.
711 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
712 (TYPE_OVERFLOW_UNDEFINED): Define.
713 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
715 * tree.h (TYPE_TRAP_SIGNED): Don't define.
716 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
717 (fold_negate_expr): Likewise.
718 (make_range): Likewise.
719 (extract_muldiv_1): Likewise.
720 (maybe_canonicalize_comparison): Likewise.
721 (fold_comparison): Likewise.
722 (fold_binary): Likewise.
723 (tree_expr_nonnegative_p): Likewise.
724 (tree_expr_nonzero_p): Likewise.
725 * tree-vrp.c (compare_values): Likewise.
726 (extract_range_from_binary_expr): Likewise.
727 (extract_range_from_unary_expr): Likewise.
728 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
730 (nowrap_type_p): Likewise.
731 * tree-scalar-evolution.c (simple_iv): Likewise.
732 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
733 (build_range_check): Likewise.
734 (extract_muldiv_1): Likewise.
735 (fold_comparison): Likewise.
736 * tree-vrp.c (vrp_int_const_binop): Likewise.
737 (extract_range_from_unary_expr): Likewise.
738 * convert.c (convert_to_integer): Likewise.
739 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
740 (fold_comparison): Likewise.
741 (fold_binary): Likewise.
742 * optabs.c (optab_for_tree_code): Likewise.
743 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
744 * simplify-rtx.c (simplify_const_relational_operation): Check
745 flag_strict_overflow and flag_trapv.
746 (simplify_const_relational_operation): Likewise.
747 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
748 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
751 2007-01-27 Roger Sayle <roger@eyesopen.com>
753 * tree.c (tree_fold_gcd): Delete.
754 * tree.h (tree_fold_gcd): Remove prototype.
755 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
756 test whether one constant integer is a multiple of another. Instead
757 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
758 * fold-const.c (multiple_of_p): We've determined both TOP and
759 BOTTOM are integer constants so we can call int_const_binop directly
760 instead of the more generic const_binop.
762 2007-01-27 Roger Sayle <roger@eyesopen.com>
764 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
765 1*X check that the constant hasn't overflowed, to preserve the
767 (round_up): Provide an efficient implementation when rouding-up an
768 INTEGER_CST to a power-of-two.
770 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
772 * doc/sourcebuild.texi: Add comma for clarity.
773 * doc/extend.texi: Fix some typos.
774 * doc/passes.texi: Likewise.
775 * doc/cppinternals.texi: Likewise.
776 * doc/c-tree.texi: Likewise.
777 * doc/tree-ssa.texi: Likewise.
778 * doc/install.texi: Likewise.
780 2007-01-27 Jan Hubicka <jh@suse.cz>
782 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
783 (pass_sra): Do not require alias information.
784 * passes.c (init_optimization_passes): Add SRA
786 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
788 * tracer.c (rest_of_handle_tracer): We already cleaned
789 up the CFG in tracer() so don't do it here again.
790 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
791 cleanup_cfg here, either. And don't call renumber_insns.
793 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
794 and BB_HEAD are in the insn stream here. Instead make sure
795 that BB_INSN is valid on all insns. Also, do check here that
796 there are no pending branch predictions...
797 (rtl_verify_flow_info): ...instead of doing it here. Checks
798 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
801 2007-01-26 Roger Sayle <roger@eyesopen.com>
803 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
804 function to simplify/factorize operand order canonicalization.
805 (ix86_fixup_binary_operands): Reorganize using the above function.
806 (ix86_binary_operator_ok): Likewise.
808 2007-01-27 Jakub Jelinek <jakub@redhat.com>
810 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
811 file scope from optimize_attrs.
812 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
814 (optimize_attrs): Clear insn_code_values after freeing it.
816 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
818 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
819 a parts.base assignment.
821 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
823 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
824 (compute_subscript_distance, initialize_data_dependence_relation,
825 finalize_ddr_dependent, analyze_ziv_subscript,
826 analyze_siv_subscript_cst_affine,
827 compute_overlap_steps_for_affine_univar,
828 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
829 analyze_siv_subscript, analyze_miv_subscript,
830 analyze_overlapping_iterations, subscript_dependence_tester_1,
831 compute_self_dependence, free_dependence_relation): Work
832 with affine_fn instead of chrecs.
833 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
834 common_affine_function, affine_function_base,
835 affine_function_constant_p, affine_fn_op, affine_fn_plus,
836 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
837 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
838 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
839 (all_chrecs_equal_p): Removed.
840 * tree-data-ref.h (affine_fn, conflict_function): New types.
841 (struct subscript): Change type of conflicting_iterations_in_a
842 and conflicting_iterations_in_b.
844 2007-01-26 Steve Ellcey <sje@cup.hp.com>
847 * config/pa/pa.h (TARGET_HPUX_11): New.
848 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
849 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
851 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
852 Richard Guenther <rguenther@suse.de>
854 * tree-ssa-structalias.c (solve_graph): Handle case
855 we merged the variable to another.
857 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
859 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
862 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
863 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
865 2007-01-25 DJ Delorie <dj@redhat.com>
867 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
868 allow changes to modes which don't fit in those registers.
870 * reload1.c (choose_reload_regs): Check for invalid subregs before
871 computing their locations, not after.
873 2007-01-25 Geoffrey Keating <geoffk@apple.com>
876 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
877 save Altivec registers in an eh_return function.
878 (compute_vrsave_mask): Likewise.
879 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
880 for saving Altivec registers.
881 (rs6000_emit_prologue): Don't allocate stack twice in
882 eh_return function. Correct expected value of altivec_save_offset
883 when using save_world. Describe save of R0 to stack when using
884 save_world. Describe stack pointer adjustment when using
885 save_world. Remove duplicated eh_return parameter register saving.
886 Update sp_offset variable after save_world.
887 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
889 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
890 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
893 2007-01-25 Steve Ellcey <sje@cup.hp.com>
895 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
897 2007-01-25 Steve Ellcey <sje@cup.hp.com>
900 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
901 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
903 2007-01-25 Richard Guenther <rguenther@suse.de>
905 * doc/invoke.texi (-Wcoverage-mismatch): Document.
906 * common.opt (-Wcoverage-mismatch): New warning option.
907 * coverage.c (get_coverage_counts): Ignore coverage mismatch
908 if -Wcoverage-mismatch is given.
910 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
912 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
913 (ipcp_driver): Change to static definition.
914 Add dumping of the ifunctions.
915 (constant_val_insert): Remove unused parameter. Support for SSA.
916 (ipcp_propagate_const): Support for SSA.
917 (ipcp_profile_bb_print): Print only analyzed nodes.
918 (ipcp_replace_map_create): Remove support for Fortran constant
920 * ipa-prop.c (ipa_method_modify_stmt,
921 ipa_callsite_compute_param): Support for SSA.
922 * ipa-prop.h (ipcp_driver): Remove declaration.
923 (IS_VALID_TREE_MAP_INDEX): Add define.
925 2007-01-24 Geoffrey Keating <geoffk@apple.com>
927 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
929 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
932 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
933 constant argument to cabs and do it without checking for
934 -funsafe-math-optimizations.
936 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
938 * c-common.h (RID_FIRST_CXX0X): New.
939 (RID_LAST_CXX0X): New.
940 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
942 * c.opt (Wc++0x-compat): New.
943 * doc/invoke.texi (-Wc++0x-compat): Document.
945 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
947 * builtins.c (fold_builtin_carg): New.
948 (fold_builtin_1): Use it.
950 2007-01-24 Jan Hubicka <jh@suse.cz>
952 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
954 * ipa-inline.c (initial_insns, max_insns): Delete.
955 (compute_max_insns): New function.
956 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
957 of insns as base for code growth.
958 (cgraph_decide_inlining): Make initial_insns local; do not compute
960 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
961 * doc/invoke.texi (inline-unit-growth): Update docs.
963 2007-01-24 Jakub Jelinek <jakub@redhat.com>
965 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
966 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
967 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
968 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
969 for CPUs that have PTA_CX16 set.
972 * gimplify.c (omp_check_private): New function.
973 (gimplify_scan_omp_clauses): Use it for
974 firstprivate/lastprivate/reduction.
977 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
978 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
981 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
982 If lower_lastprivate_clauses emits some statements, append them
983 to dlist rather than body_p and to body_p append an initializer.
984 (lower_omp_for): Adjust caller.
986 2007-01-24 Steve Ellcey <sje@cup.hp.com>
988 * target.h (globalize_decl_name): New.
989 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
990 * output.h (default_globalize_decl_name): New.
991 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
993 (globalize_decl): Ditto.
994 (default_globalize_decl_name): New.
995 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
996 (ia64_handle_version_id_attribute): New.
997 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
998 (ia64_asm_output_external): Use globalize_decl_name instead
1000 * doc/extend.texi (version_id): New pragma.
1001 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
1003 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1005 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
1006 _uleb128_t and _Unwind_SWord with _sleb128_t.
1007 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
1008 uw_frame_state_for, uw_update_context_1): Likewise.
1009 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
1010 * unwind-pe.h (read_uleb128, read_sleb128,
1011 read_encoded_value_with_base): Likewise.
1012 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
1014 2007-01-24 Richard Guenther <rguenther@suse.de>
1016 * builtins.c (expand_builtin_cexpi): Get the fndecl
1017 for cexp in the correct way.
1019 2007-01-24 Jan Hubicka <jh@suse.cz>
1021 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
1023 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1025 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
1026 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
1027 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
1028 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
1029 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
1030 __SIZEOF_PTRDIFF_T__.
1031 * doc/cpp.texi: Documentation for the new builtin macros added.
1033 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
1035 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
1036 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
1037 instead of operands[2] to avoid access past the end of array.
1039 2007-01-24 Richard Sandiford <richard@codesourcery.com>
1041 * reload1.c (emit_reload_insns): Pass the reload register
1042 for a non-spill output reload through forget_old_reloads_1.
1044 2007-01-23 Joseph Myers <joseph@codesourcery.com>
1046 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1047 _SOFT_DOUBLE if doubles use software floating-point.
1048 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
1049 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
1050 * config/rs6000/darwin-ldouble.c: Also compile functions for
1051 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
1052 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
1053 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
1054 commented-out long double override.
1055 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
1056 * config/rs6000/eabispe.h: Likewise.
1057 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
1058 long double for non-SPE.
1059 (rs6000_handle_option): Likewise.
1060 (invalid_e500_subreg): Disallow more subregs involding DImode,
1061 DFmode, TImode or TFmode.
1062 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
1064 (legitimate_lo_sum_address_p): Also check for TFmode for E500
1066 (rs6000_legitimize_address): Also handle TFmode for E500 double.
1067 (rs6000_legitimize_reload_address): Also handle TFmode for E500
1069 (rs6000_legitimate_address): Also check for TFmode for E500
1071 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
1072 (spe_build_register_parallel): Handle TFmode and TCmode.
1073 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
1075 (function_arg): Handle TFmode and TCmode for E500 double.
1076 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
1078 (print_operand): Handle TFmode and TImode for %y.
1079 (rs6000_generate_compare): Handle TFmode comparisons for E500
1081 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
1082 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
1083 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
1084 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
1085 TFmode for E500 double.
1086 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
1087 (floatsidf2): Enable for E500 double.
1088 (movtf_softfloat): Use rs6000_nonimmediate_operand.
1089 (extenddftf2): Change to extenddftf2_fprs.
1090 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
1091 depending on TARGET_E500_DOUBLE.
1092 (extendsftf2): Enable for E500 double.
1093 (trunctfdf2): Enable for E500 double.
1094 (trunctfsf2): Change to trunctfsf2_fprs.
1095 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
1096 depending on TARGET_E500_DOUBLE.
1097 (floatsitf2): Enable for E500 double.
1098 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
1099 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
1100 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
1101 (negtf2): Change to negtf2_internal.
1102 (negtf2): New expander.
1103 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
1104 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
1105 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
1106 (movdi_internal32): Use rs6000_nonimmediate_operand.
1107 (unnamed splitter): Likewise.
1108 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
1109 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
1110 (SPE64TF, DITI): New mode macros.
1111 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
1114 (frob_<mode>_di_2): New.
1115 (frob_tf_di_8_2): New.
1116 (frob_di_df): Change to frob_di_<mode>; allow more modes.
1118 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
1120 (frob_ti_<mode>_8_2): New.
1121 (frob_ti_tf_2): New.
1122 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
1123 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
1125 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
1126 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
1127 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
1128 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
1129 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
1130 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
1133 2007-01-23 Ian Lance Taylor <iant@google.com>
1135 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
1137 (OBJS-archive): Reformat, alphabetize.
1138 (OBJS): Change out_object_file to OBJS-md.
1140 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
1142 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
1143 JUMP_P and CALL_P predicates where applicable.
1144 * config/i386/i386.c: Ditto.
1145 * config/i386/i386.md: Ditto.
1146 * config/i386/mmx.md: Ditto.
1147 * config/i386/predicates.md: Ditto.
1149 2007-01-22 Andreas Schwab <schwab@suse.de>
1151 * config/m68k/m68k.h: Fix comment.
1153 2007-01-22 Jan Hubicka <jh@suse.cz>
1155 * passes.c (init_optimization_passes): Do not rerun
1156 pass_early_warn_uninitialized.
1158 2007-01-22 Richard Guenther <rguenther@suse.de>
1160 PR tree-optimization/30038
1161 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
1163 (execute_cse_sincos_1): Likewise.
1164 (execute_cse_sincos): Likewise.
1165 (gate_cse_sincos): Likewise.
1166 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
1167 the cexpi() canonicalization of sincos().
1168 * tree-pass.h (pass_cse_sincos): Declare.
1169 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
1171 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1173 PR rtl-optimization/29329
1174 * combine.c (replaced_rhs_insn): Rename to i2mod.
1175 (replaced_rhs_value): Rename to i2mod_new_rhs.
1176 (i2mod_old_rhs): New global variable.
1177 (combine_instructions): Adjust for above change. Save a copy of
1178 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
1179 note are substituted in the second instruction.
1180 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
1181 ditch the note if it pertains to the second eliminated register
1182 and this register is mentioned in i2mod_old_rhs.
1185 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1187 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
1188 the insn to which the note was originally attached.
1190 2007-01-21 Jan Hubicka <jh@suse.cz>
1192 * ipa-inline.c (inlining_mode): Comment, move up.
1193 (cgraph_decide_inlining_incrementally): Do not perform inlining
1194 itself; fix handling of flattening of self recursive functions.
1195 (cgraph_find_cycles): Remove.
1196 (cgraph_flatten_node): Remove.
1197 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
1198 (try_inline): New function.
1199 (cgraph_early_inlining): Update call of
1200 cgraph_decide_inlining_incrementally. Apply inlining here.
1201 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
1203 2007-01-21 Dirk Mueller <dmueller@suse.de>
1206 * tree-vrp.c (check_array_bounds): do not warn
1207 about ADDR_EXPR's of ARRAY_REF's which are immediately
1208 used in binary expressions.
1210 2007-01-21 Ira Rosen <irar@il.ibm.com>
1212 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
1213 read_write_dep and macros for its access.
1214 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1215 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
1216 argument, call vect_check_interleaving for every independent pair of
1217 data-refs. Mark loads that access the same memory location as a store
1219 (vect_check_dependences): Remove.
1220 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
1221 call, fix the call to vect_analyze_data_ref_dependence.
1222 (vect_analyze_data_ref_access): For statements that access the same
1223 data-ref, check that they are not stores; for loads, check that there
1224 is no store that access the same location.
1226 2007-01-20 Roger Sayle <roger@eyesopen.com>
1227 Joseph Myers <joseph@codesourcery.com>
1229 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
1230 (-fdump-rtl-stack): Likewise.
1231 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
1232 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
1233 (-mpt-fixed): Use @minus{} for minus sign.
1234 (Using Precompiled Headers): Fix under/overfull hbox.
1236 2007-01-20 Jan Hubicka <jh@suse.cz>
1238 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
1239 place within annotation.
1241 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1243 * pa.c (output_move_double): Change array size of xoperands to 4.
1245 2007-01-20 Jan Hubicka <jh@suse.cz>
1247 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
1250 2007-01-19 Ian Lance Taylor <iant@google.com>
1252 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
1253 constant to unsigned HOST_WIDE_INT before negating.
1255 2007-01-19 Ian Lance Taylor <iant@google.com>
1257 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
1259 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
1260 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
1261 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
1262 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
1263 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
1264 (realloc_vdef, realloc_vuse): Change second parameter to
1266 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
1268 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
1269 unsigned. Change x and lim locals to unsigned.
1270 (realloc_vdef, realloc_vuse): Change num_elem parameter to
1272 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
1273 (copy_virtual_operands): Change i and n locals to unsigned.
1275 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1278 * builtins.c (fold_builtin_1): Handle builtin fdim.
1280 2007-01-20 Jan Hubicka <jh@suse.cz>
1282 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
1283 * tree-ssa-structalias.c (compute_points_to_sets): Do call
1284 init_alias_heapvars.
1285 (init_alias_heapvars): Initialize only when not already initialized.
1286 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
1288 2007-01-19 Roger Sayle <roger@eyesopen.com>
1290 * common.opt (fsigned-zeros): New command line option.
1291 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
1292 of flag_unsafe_math_optimizations.
1293 * opts.c (set_fast_math_flags): The -ffast-math command line option
1294 implies -fno-signed-zeros.
1295 (fast_math_flags_set_p): Likewise.
1297 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
1298 the documentation of -ffast-math appropriately. Wrap long lines.
1300 2007-01-19 Steve Ellcey <sje@cup.hp.com>
1302 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
1303 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
1305 2007-01-19 Tomas Bily <tbily@suse.cz>
1307 * cgraphunit.c (cgraph_finalize_function): Updating of pid
1309 (tree_init_ic_make_global_vars): New function
1310 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
1311 (tree_gen_ic_profiler): New function
1312 (tree_gen_ic_func_profiler): New function
1313 (tree_profiling): Added calling of tree_gen_ic_func_profiler
1314 (tree_profile_hooks): Added hook for indirec/virtual calls
1315 * value-prof.c (tree_find_values_to_profile): New case for
1317 (tree_values_to_profile): Call for determining indirect/virtual
1319 (tree_indirect_call_to_profile): New function
1320 (tree_ic_transform): New function
1321 (tree_ic): New function
1322 (find_func_by_pid): New function
1323 (init_pid_map): New function
1324 (tree_value_profile_transformations): Added check for
1325 indirect/virtual call transformation
1326 * value-prof.h (enum hist_type): New counter type for
1327 indirect/virtual calls
1328 (profile_hooks): Added new hook for profiling indirect/virtual
1330 * profile.c (instrument_values): New case for indirect/virtual
1332 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
1333 (GCOV_COUNTER_V_INDIR): New counter type
1334 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
1335 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
1337 * cgraph.c: Definition of cgraph_max_pid
1338 (cgraph_create_node): Default init of pid attribute
1339 * cgraph.h: Declaration of cgraph_max_pid
1340 (struct cgraph_node): Added pid attribute
1341 * libgcov.c (__gcov_indirect_call_profiler): New function
1342 (__gcov_one_value_profiler_body): New function
1343 (__gcov_one_value_profiler): Body was moved to
1344 __gcov_one_value_profiler_body and calls it
1346 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
1348 * doc/gty.texi (Options): Document the mark_hook option to GTY.
1349 * gengtype.c (write_types_data, write_func_for_structure,
1350 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
1351 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
1352 (walk_type, write_func_for_structure): Generate the mark_hook if
1355 2007-01-19 Jan Hubicka <jh@suse.cz>
1357 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
1358 'early' argument take inlining mode argument specifying whether to
1359 inline for size/speeed or all functions; add support for flattening;
1361 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
1363 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1366 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
1367 the name of the declared identifier.
1369 2007-01-19 Dirk Mueller <dmueller@suse.de>
1371 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
1372 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
1373 duplicate evaluation.
1375 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
1377 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
1378 Macroize expander using X87MODEF12 mode macro. Extend operand 1
1379 to XFMode, use acosxf2 and truncate result to requested mode.
1380 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
1381 (asin<mode>2): Similarly, with asin expanders.
1382 (*fscalexf4_i387): Rename from *fscalexf4.
1383 (expNcorexf3): New expander.
1384 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
1385 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
1386 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
1387 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
1388 patterns for SSE math.
1389 (exp10<mode>2): Similarly, with exp10 expanders.
1390 (exp2<mode>2): Similarly, with exp2 expanders.
1391 (expm1<mode>2): Similarly, with expm1 expanders.
1392 (ldexp<mode>3): Similarly, with ldexp expanders.
1393 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
1394 Use gen_truncxf<mode>2_i387_noop to truncate result.
1396 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1398 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
1399 for ColdFire targets.
1401 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
1402 Richard Sandiford <richard@codesourcery.com>
1404 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
1405 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
1406 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
1407 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
1408 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
1409 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
1411 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1413 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
1414 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
1415 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
1416 (*adddi_dilshr32_cf): New pattern.
1417 (adddi3, subdi3): Remove first alternatives.
1419 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1421 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
1422 implemented using move.l, do not use its cc result for floating-point
1425 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1427 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
1428 from accepting 's' constraints if flag_pic.
1430 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1432 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
1433 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
1434 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
1435 condition from TARGET_68881 to TARGET_HARD_FLOAT.
1437 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
1439 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
1440 ColdFire alternatives.
1441 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
1442 * config/m68k/m68k.md (clzsi2): Define for ColdFire
1443 architectures that support ff1 instruction.
1445 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1446 Julian Brown <julian@codesourcery.com>
1448 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
1449 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
1450 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
1453 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1455 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
1457 (output_move_const_into_data_reg, output_move_simode_const): Delete.
1458 * config/m68k/m68k.c (const_method, const_int_cost): Take a
1459 HOST_WIDE_INT instead of an rtx.
1460 (m68k_rtx_costs): Update call accordingly.
1461 (output_move_const_into_data_reg): Likewise. Fix formatting.
1462 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
1464 (output_move_simode_const): Update calls after above changes.
1465 Rework to use automatic variables and predicates like MEM_P.
1466 * config/m68k/m68k.md (pushexthisi_const): Update call to
1469 2007-01-19 Dirk Mueller <dmueller@suse.de>
1471 * tree-ssa-alias.c (perform_var_substitution): Fix typo
1474 2007-01-19 Richard Guenther <rguenther@suse.de>
1476 * builtins.c (expand_builtin_cexpi): Fall back to expanding
1477 via cexp in case sincos is not available.
1479 2007-01-19 Richard Guenther <rguenther@suse.de>
1481 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
1482 * defaults.h (TARGET_HAS_SINCOS): Default to off.
1483 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
1484 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
1485 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
1486 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
1487 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
1488 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
1490 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
1492 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
1494 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
1495 (atan2xf3): Directly generate RTL pattern.
1496 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
1497 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
1498 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1499 disable patterns for SSE math.
1500 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
1501 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
1502 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1503 disable patterns for SSE math.
1505 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
1507 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
1509 2007-01-18 Roger Sayle <roger@eyesopen.com>
1511 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
1512 VIEW_CONVERT_EXPR to the same type as it's operand.
1514 2007-01-18 David Edelsohn <edelsohn@gnu.org>
1516 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
1517 configured for long double 128.
1519 2007-01-18 Mike Stump <mrs@apple.com>
1521 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
1524 2007-01-18 Michael Meissner <michael.meissner@amd.com>
1526 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
1529 2007-01-18 Jan Hubicka <jh@suse.cz>
1531 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
1532 greater than NUM_VOP_FREE_BUCKETS.
1534 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
1536 * tree-ssa-structalias.c: Update comments.
1537 (ptabitmap_obstack): Removed.
1539 (oldpta_obstack): Ditto.
1540 (stats): Add a few members.
1541 (struct variable_info): Remove node, complex, address_taken, and
1542 indirect_target members. Add oldsolution member.
1543 (new_var_info): Do not initialize removed members.
1544 (constraint_expr_type): Remove INCLUDES.
1545 (constraint_graph): Add size, implicit_preds, rep,
1546 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
1547 (FIRST_REF_NODE): New macro.
1548 (LAST_REF_NODE): Ditto.
1549 (FIRST_ADDR_NODE): Ditto.
1550 (find): New function.
1552 (dump_constraint): Do not handle INCLUDES.
1553 (insert_into_complex): Do not insert duplicate constraints.
1554 (condense_varmap_nodes): Renamed and rewritten into ...
1555 (merge_node_constraints): This. Also fix bug in handling of
1556 offseted copy constraints.
1557 (clear_edges_for_node): No longer need to deal with preds at all,
1558 or removing associated preds/succs.
1559 (merge_graph_nodes): Deal with indirect_cycles.
1560 Don't deal with predecessors.
1561 (add_implicit_graph_edge): New function.
1562 (add_pred_graph_edge): Ditto.
1563 (add_graph_edge): Don't deal with predecessors.
1564 (build_constraint_graph): Removed.
1565 (build_pred_graph): New function.
1566 (build_succ_graph): Ditto.
1567 (struct scc_info): Removed in_component. Added roots, dfs, and
1568 node_mapping. Remove visited_index, unification_queue.
1569 (scc_visit): Deal with union-find we do now.
1570 Deal with cycles with REF nodes.
1571 (collapse_nodes): Renamed and rewritten to ...
1572 (unify_nodes): This.
1573 (process_unification_queue): Removed.
1574 (topo_visit): Cleanup
1575 (do_da_constraint): Use find.
1576 (do_sd_constraint): Ditto.
1577 (do_ds_constraint): Ditto.
1578 (do_complex_constraint): Ditto.
1579 (init_scc_info): Update for removed and added members.
1580 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
1581 (find_indirect_cycles): This.
1582 (equivalence_class): New variable.
1583 (label_visit): New function.
1584 (perform_variable_substitution): Rewritten.
1585 (free_var_substitution_info): New function.
1586 (find_equivalent_node): Ditto.
1587 (move_complex_constraints): Ditto.
1588 (eliminate_indirect_cycles): Ditto.
1589 (solve_graph): Only propagate changed bits.
1590 Use indirect cycle elimination.
1592 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
1593 (tree_id_eq): Renamed to ...
1594 (tree_vi_eq): This. Update for member change
1595 (insert_id_for_tree): Renamed and rewritten to ...
1596 (insert_vi_for_tree): This.
1597 (lookup_id_for_tree): Renamed and rewritten to ...
1598 (lookup_vi_for_tree): This.
1599 (get_id_for_tree): Renamed and rewritten to ...
1600 (get_vi_for_tree): Ditto.
1601 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
1602 (process_constraint): Don't handle INCLUDES.
1603 Remove special ADDRESSOF case.
1604 (find_func_aliases): Rewrite to use vi functions instead of id
1606 (create_function_info_for): Ditto.
1607 (create_variable_info_for): Ditto.
1608 (intra_create_variable_infos): Ditto.
1609 (merge_smts_into): Ditto.
1610 (find_what_p_points_to): Ditto.
1611 (init_base_vars): Ditto.
1612 (init_alias_vars): Ditto.
1613 (remove_preds_and_fake_succs): New function.
1614 (dump_sa_points_to_info): Dump new stats.
1615 (dump_solution_for_var): Use find.
1616 (set_used_smts): Fix formatting.
1617 (compute_points_to_sets): Updated for new functions.
1618 (ipa_pta_execute): Ditto.
1620 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1621 Richard Sandiford <richard@codesourcery.com>
1623 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
1625 * calls.c (expand_call): If the return value is a PARALLEL,
1626 extract its first member.
1627 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
1628 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
1629 use FUNCTION_EXTRA_EPILOGUE.
1630 (m68k_function_value): Return a PARALLEL if the return value
1631 is of a pointer type.
1632 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
1633 (FUNCTION_EXTRA_EPILOGUE): Remove.
1634 * config/m68k/m68k.md (D0_REG): New constant.
1636 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1638 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
1639 output a NOP for empty epilogues.
1641 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1643 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
1644 before function. Extend register save check to include all
1645 registers, not just integer ones.
1647 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1649 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
1650 (m68k_use_return_insn): ...this.
1651 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
1652 * config/m68k/m68k.c (use_return_insn): Rename to...
1653 (m68k_use_return_insn): ...this.
1654 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
1657 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1659 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
1660 nearest even, fix denormal rounding overflow.
1662 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1664 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
1665 f%$smove and f%$move.
1666 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
1667 (extendsfdf2_cf): Use fdmove instead of f%&move.
1668 (truncdfsf2_cf): Use fsmove instead of f%$smove.
1669 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
1671 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1673 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
1676 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1678 * real.h (real_format): Add a canonical_nan_lsbs_set field.
1679 (coldfire_single_format): Declare.
1680 (coldfire_double_format): Likewise.
1681 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
1682 of qnan_msb_set to determine the lower bits of a canonical
1684 (encode_ieee_double): Likewise.
1685 (encode_ieee_quad): Likewise.
1686 (ieee_single_format): Initialize canonical_nan_lsbs_set.
1687 (mips_single_format): Likewise.
1688 (ieee_double_format): Likewise.
1689 (mips_double_format): Likewise.
1690 (ieee_extended_motorola_format): Likewise.
1691 (ieee_extended_intel_96_format): Likewise.
1692 (ieee_extended_intel_128_format): Likewise.
1693 (ieee_extended_intel_96_round_53_format): Likewise.
1694 (ibm_extended_format): Likewise.
1695 (mips_extended_format): Likewise.
1696 (ieee_quad_format): Likewise.
1697 (mips_quad_format): Likewise.
1698 (vax_f_format): Likewise.
1699 (vax_d_format): Likewise.
1700 (vax_g_format): Likewise.
1701 (i370_single_format): Likewise.
1702 (i370_double_format): Likewise.
1703 (decimal_single_format): Likewise.
1704 (decimal_double_format): Likewise.
1705 (decimal_quad_format): Likewise.
1706 (c4x_single_format): Likewise.
1707 (c4x_extended_format): Likewise.
1708 (real_internal_format): Likewise.
1709 (coldfire_single_format): New real_format.
1710 (coldfire_double_format): Likewise.
1711 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
1712 canonical_nan_lsbs_set.
1713 (pdp11_d_format): Likewise.
1714 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
1715 if TARGET_COLDFIRE_CPU.
1717 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1719 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
1720 (output_call, m68k_legitimize_call_address): Declare.
1721 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
1722 parenthesees. Add support for a 'W' constraint.
1723 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
1724 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
1725 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
1726 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
1728 (override_options): Initialize them. Do not set flag_no_function_cse
1729 for TARGET_ID_SHARED_LIBRARY.
1730 (m68k_output_pic_call): Delete.
1731 (m68k_legitimize_call_address): New function.
1732 (print_operand): Remove the %o prefix. Handle the %p prefix.
1733 (output_call): New function.
1734 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
1735 target address from the GOT if symbolic jumps are not allowed.
1736 * config/m68k/m68k.md (call, general_operand): Do not set
1737 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
1738 Merge separate flag_pic and !flag_pic define_insns into...
1739 (*call, *call_value): ...these new patterns. Match the address
1740 rather than the containing MEM and require it to be a call_operand.
1741 Use output_call to generate the asm template.
1742 * config/m68k/predicates.md (const_call_operand): New predicate.
1743 (call_operand): Likewise.
1745 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1747 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
1748 (STACK_GROWS_DOWNWARD): Define to 1.
1749 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
1750 comments, emphasizing that these values are only defaults.
1751 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
1752 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
1754 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1756 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
1758 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1759 Richard Sandiford <richard@codesourcery.com>
1761 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
1762 (FP_REGNO_P): New macros.
1763 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
1764 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
1765 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
1766 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
1768 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1770 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
1771 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
1773 * config/m68k/t-floatlib: New file, extracting common code from...
1774 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1775 * config/m68k/t-uclinux: Here.
1776 * config/m68k/fpgnulib.c: Do not compile extendeed precision
1777 routines on ColdFire targets.
1779 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1781 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
1782 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
1783 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
1784 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
1785 explicitly set MOTOROLA to 1.
1786 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
1788 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1789 Nathan Sidwell <nathan@codesourcery.com>
1791 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
1792 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
1793 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
1794 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
1795 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
1796 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
1797 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
1798 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
1799 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
1800 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
1801 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
1802 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
1803 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
1804 (DBX_REGISTER_NUMBER): Delete.
1805 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
1806 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
1807 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
1809 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1811 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
1812 * config/flat.h: New file.
1813 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
1815 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
1816 indirect references for -msep-data or -mid-shared-library.
1817 Do not use PC-relative code addresses either.
1818 * config/m68k/m68k.c (override_options): Restrict -fPIC error
1820 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
1821 for shared libraries and crt1.o for executables. Use crti.o and
1823 (ENDFILE_SPEC): Use crtend.o and crtn.o.
1824 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
1825 Do not add -elf2flt or -shared-lib-id options here.
1826 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
1827 Pass -shared-lib-id if -mid-shared-library, taking the library
1828 identifier from -mshared-library-id if given, otherwise
1830 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
1831 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
1832 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
1833 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
1834 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
1835 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
1837 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
1838 jump sequence for ISA A and ISA A+.
1839 (PICJUMP): Likewise.
1841 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1843 * config.gcc (m68k-*-uclinux*): Base the port on the common
1844 and m68k GNU/Linux files rather than on the generic ELF ones.
1845 * config/m68k/uclinux.h (TARGET_VERSION): Override.
1846 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1848 2007-01-18 Julian Brown <julian@codesourcery.com>
1849 Richard Sandiford <richard@codesourcery.com>
1851 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
1852 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
1853 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
1855 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
1857 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
1859 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1861 * doc/install.texi: Document m68k-uclinuxoldabi.
1862 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
1863 * config/m68k/uclinux-oldabi.h: New file, copied from
1864 config/m68k/uclinux.h.
1866 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
1868 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
1869 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
1870 (m32r_compute_frame_size): Use unsigned for regno.
1871 (m32r_reload_lr): Use gen_frame_mem.
1873 (m32r_output_function_epilogue): Don't output the function epilogue
1875 (m32r_expand_epilogue): New.
1876 (direct_return): Return false if the function has the interrupt
1878 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
1879 * config/m32r/m32r.md (epilogue): New expander.
1880 (return_lr, return_rte): New insns.
1881 (return): Make it expander.
1882 (return_normal): New expander.
1884 2007-01-18 Josh Conner <jconner@apple.com>
1887 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
1888 support for UNLE, UNLT, UNGE, and UNGT.
1890 2007-01-18 Jan Hubicka <jh@suse.cz>
1892 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
1893 * tree-tailcall (add_virtual_phis): Likewise.
1894 (optimize_tail_call): Return TODOs.
1895 (execute_tail_calls): Return TODOs.
1896 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
1897 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
1899 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
1900 Cleanup cfg using TODO.
1901 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
1902 * passes.c (execute_function_todo): When cleanup did something, remove
1904 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
1905 (make_edges): Don't cleanup_cfg.
1907 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
1909 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
1910 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
1911 operate on the top of stack.
1912 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
1913 register handling of instructions that output to the second
1915 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
1916 (move_for_stack_reg): Special-case check for dead destination
1917 stack slot for constant load of 1.0 inside UNSPEC_TAN.
1919 * config/i386/i386.md (UNSPEC_TAN): New constant.
1920 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
1921 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
1922 to correctly model move of constant 1.0 to top stack slot.
1923 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
1924 (unnamed peephole2 pattern): Remove corresponding peephole2
1925 pattern that optimizes tan insn and loading of constant 1.0.
1926 (tanxf2): Use fptanxf4_i387.
1927 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
1928 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
1929 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1930 disable patterns for SSE math.
1931 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
1932 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
1934 2007-01-18 Dirk Mueller <dmueller@suse.de>
1935 Richard Guenther <rguenther@suse.de>
1938 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
1939 * common.opt (Warray-bounds): Add new warning option.
1940 * c-opts.c (c_common_handle_option): Define -Warray-bounds
1942 * Makefile.in: make tree-vrp.o depend on toplev.h
1943 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
1945 (check_array_refs, check_array_bounds, check_array_ref): New.
1947 2007-01-18 Jan Hubicka <jh@suse.cz>
1949 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
1950 (execute_ssa_ccp): Return flags conditionally.
1951 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
1953 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
1955 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
1957 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
1958 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
1960 * Makefile.c (GTFILES): Add cfglayout.h.
1961 * gengtype.c (open_base_files): Likewise.
1962 * cfglayout.c (cfg_layout_function_footer,
1963 cfg_layout_function_header) Reindent to make gengtype happy.
1964 * cfglayout.h (cfg_layout_function_footer,
1965 cfg_layout_function_header): Add GTY(()) marker.
1967 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
1969 2007-01-18 Ben Elliston <bje@au.ibm.com>
1971 * genautomata.c (write_automata): Include xstrerror output in the
1972 error message if writing the DFA description file fails.
1974 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
1976 * config/mips/mips-protos.h (mips_output_external): Make it
1978 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
1979 * config/mips/mips.c (irix_output_external_libcall): Likewise.
1980 (extern_list): Likewise.
1981 (extern_head): Likewise.
1982 (TARGET_ASM_FILE_END): Likewise.
1983 (mips_file_end): Likewise.
1984 (mips_output_external): Rewritten.
1986 2007-01-18 Ben Elliston <bje@au.ibm.com>
1988 * genpreds.c (write_insn_preds_c): Only write out the function
1989 body for regclass_for_constraint if we have register constraints.
1991 2007-01-17 Tom Tromey <tromey@redhat.com>
1993 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
1994 * doc/install.texi (Testing): Use sourceware.org.
1995 (Binaries): Likewise.
1996 (Specific): Likewise.
1997 * doc/contrib.texi (Contributors): Use sourceware.org.
1999 2007-01-17 Anatoly Sokolov <aesok@post.ru>
2001 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
2002 (AVR_ENHANCED): Rename to ...
2003 (AVR_HAVE_MUL): ... new.
2004 (avr_enhanced_p): Rename to ...
2005 (avr_have_mul_p): ... new.
2006 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
2007 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
2008 * config/avr/avr.c (avr_enhanced_p): Rename to ...
2009 (avr_have_mul_p): ... new.
2010 (base_arch_s): Rename 'enhanced' to 'have_mul'.
2011 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
2012 'avr_enhanced_p' and 'enhanced'.
2013 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
2014 AVR_HAVE_MUL instead of AVR_ENHANCED.
2015 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
2016 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
2017 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
2018 instead of AVR_ENHANCED.
2019 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
2020 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
2021 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
2023 2007-01-17 Ian Lance Taylor <iant@google.com>
2025 * vec.h (VEC_reserve_exact): Define.
2026 (vec_gc_p_reserve_exact): Declare.
2027 (vec_gc_o_reserve_exact): Declare.
2028 (vec_heap_p_reserve_exact): Declare.
2029 (vec_heap_o_reserve_exact): Declare.
2030 (VEC_OP (T,A,reserve_exact)): New static inline function, three
2032 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
2034 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
2035 (VEC_OP (T,A,copy)) [all versions]: Likewise.
2036 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
2037 * vec.c (calculate_allocation): Add exact parameter. Change all
2039 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
2040 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
2041 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
2042 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
2043 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
2044 (vec_heap_p_reserve_exact): New function.
2045 (vec_heap_o_reserve_exact): New function.
2047 2007-01-17 Jan Hubicka <jh@suse.cz>
2049 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
2051 2007-01-17 Eric Christopher <echristo@apple.com>
2053 * config.gcc: Support core2 processor.
2055 2007-01-16 Jan Hubicka <jh@suse.cz>
2057 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
2058 the names, just unlink the chain so we don't crash on dangling pointers
2061 2007-01-16 Jan Hubicka <jh@suse.cz>
2063 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
2064 * tree-pass.h: Reorder to make IPA passes appear toegher.
2065 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
2066 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
2067 parameters, do not call early inliner.
2068 * ipa-inline.c: Update comments. Include tree-flow.h
2069 (cgraph_decide_inlining): Do not compute inlining parameters.
2070 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
2071 be called with function context set up.
2072 (pass_ipa_inline): Remove unreachable functions before pass.
2073 (cgraph_early_inlining): Simplify assuming to be called from the
2075 (pass_early_inline): New pass.
2076 (cgraph_gate_ipa_early_inlining): New gate.
2077 (pass_ipa_early_inline): Turn into simple wrapper.
2078 (compute_inline_parameters): New function.
2079 (gate_inline_passes): New gate.
2080 (pass_inline_parameters): New pass.
2081 (apply_inline): Move here from tree-optimize.c
2082 (pass_apply_inline): New pass.
2083 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
2085 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
2087 (tree_function_versioning): Do not allocate dummy struct function.
2088 * tree-inline.h (optimize_inline_calls): Update prototype.
2089 * tree-optimize.c (execute_fixup_cfg): Export.
2090 (pass_fixup_cfg): Remove
2091 (tree_rest_of_compilation): Do not apply inlines.
2092 * tree-flow.h (execute_fixup_cfg): Declare.
2093 * Makefile.in (gt-passes.c): New.
2094 * passes.c: Include gt-passes.h
2095 (init_optimization_passes): New passes.
2096 (nnodes, order): New static vars.
2097 (do_per_function_toporder): New function.
2098 (execute_one_pass): Dump current pass here.
2099 (execute_ipa_pass_list): Don't dump current pass here.
2101 2007-01-16 Janis Johnson <janis187@us.ibm.com>
2103 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
2104 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
2106 2007-01-16 David Edelsohn <edelsohn@gnu.org>
2108 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
2109 (strong_alias): Define.
2110 (__gcc_qmul): Provide non-FMA for soft-float.
2116 (__gcc_qunord): New.
2126 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
2127 soft-float functions.
2128 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
2129 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
2130 about long double soft float.
2132 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
2133 Tehila Meyzels <tehila@il.ibm.com>
2135 * tree-vectorizer.h (is_pattern_stmt_p): New.
2136 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
2137 formatting (tabs instead of spaces). Cleanup and clarify setting
2138 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
2139 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
2140 (vectorizable_type_demotion): Check that types are integral.
2141 (vectorizable_type_promotion): Likewise.
2142 (vectorizable_store): Fix typo. Eliminate new-line at end of
2145 2007-01-16 Jan Hubicka <jh@suse.cz>
2147 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
2150 2007-01-15 Eric Christopher <echristo@apple.com>
2152 * ifcvt.c: Include vec.h, vecprim.h.
2153 (check_cond_move_block): New argument regs.
2154 Reorganize. Add registers used to regs.
2155 (cond_move_process_if_block): Use regs set above as
2158 2007-01-15 Eric Christopher <echristo@apple.com>
2160 * config/darwin.h: Update copyright.
2161 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
2162 (LINK_COMMAND_SPEC): Add -u.
2163 (LINK_SPEC): Fix umbrella for above.
2165 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
2167 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
2170 2007-01-15 Tom Tromey <tromey@redhat.com>
2172 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
2173 * doc/install.texi (Testing): Don't mention jacks.
2174 (Configuration): Document --enable-java-maintainer-mode. Move
2175 --with-java-home to libgcj-specific section. Document
2177 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
2179 2007-01-15 Jan Hubicka <jh@suse.cz>
2181 * tree-ssa-dce.c (DCE_TODOs): New.
2182 (propagate_necessity): Return if something changed.
2183 (eliminate_unnecessary_stmts): Likewise.
2184 (perform_tree_ssa_dce): Return TODO flags when needed.
2185 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
2187 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
2189 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
2190 (fyl2x_extend<mode>xf3_i387): New insn pattern.
2191 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
2192 patterns using X87MODEF12 mode macro. Extend operand 1
2193 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
2194 (log10<mode>2): Ditto.
2195 (log2<mode>2): Ditto.
2196 (log1p<mode>2): Ditto.
2197 (logb<mode>2): Ditto.
2198 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
2199 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
2200 (*fxtractxf3_i387): Rename from *fxtractxf3.
2201 (fxtract_extend<mode>xf3_i387): New insn pattern.
2202 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
2203 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
2204 and gen_fyl2xxf3_i387().
2206 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2208 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
2209 * cfgloopmanip.c (fix_loop_placement): Made static. Use
2210 get_loop_exit_edges. Changed return type to bool.
2211 * cfgloop.h (fix_loop_placement): Declaration removed.
2213 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
2215 * param.h (MIN_VECT_LOOP_BOUND): New.
2216 * params.def (MIN_VECT_LOOP_BOUND): New.
2217 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
2218 argument - minimum threshold for number of iterations.
2219 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
2220 argument to declaration.
2221 * tree-vect-analyze.c (vect_analyze_operations): Check value of
2222 MIN_VECT_LOOP_BOUND.
2223 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
2224 slpeel_tree_peel_loop_to_edge with additional argument.
2225 (vect_do_peeling_for_alignment): Likewise.
2226 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
2228 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
2231 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
2234 2007-01-14 Jan Hubicka <jh@suse.cz>
2236 * tree-dfa.c (remove_referenced_var): New function.
2237 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
2238 prune referenced vars list too.
2239 * tree-flow.h (remove_referenced_var): Declare.
2241 2007-01-14 Jan Hubicka <jh@suse.cz>
2243 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
2245 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
2246 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
2247 * except.h (verify_eh_throw_table_statements): Kill prototype.
2248 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
2249 into call exrepssions.
2250 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
2252 * tree-cfg.c: Include pointer-set.h.
2253 (verify_node_sharing): Work on pointer set.
2254 (verify_eh_throw_stmt_node): New.
2255 (verify_stmts): Use pointers sets, verify throw_stmt.
2257 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
2259 * ipa-reference.c (analyze_function): Consider also addresses taken
2262 2007-01-12 Roger Sayle <roger@eyesopen.com>
2264 * c-typeck.c (null_pointer_constant_p): Replace use of
2265 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2266 (build_c_cast): Likewise.
2268 2007-01-12 Roger Sayle <roger@eyesopen.com>
2270 * tree.h (force_fit_type_double): Remove unused final argument.
2271 * c-common.c (constant_expression_warning): Replace use of
2272 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2273 (convert_and_check): Likewise.
2274 (shorten_compare): Update call to force_fit_type_double.
2275 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
2276 * convert.c (convert_to_pointer): Update call to
2277 force_fit_type_double.
2278 * fold-const.c (force_fit_type_double): Remove overflowed_const
2280 (int_const_binop, fold_convert_const_int_from_int,
2281 fold_convert_const_int_from_real, fold_div_compare,
2282 fold_sign_changed_comparison, fold_unary, fold_negate_const,
2283 fold_abs_const, fold_not_const): Remove the final argument from
2284 calls to force_fit_type_double.
2286 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2288 * configure.ac: Set insn to "nop" for spu-*-* also.
2289 * configure: Regenerate.
2291 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
2293 * builtins.def : Add BUILT_IN_FREE.
2295 2007-01-12 Jan Hubicka <jh@suse.cz>
2297 PR tree-optimization/30443
2298 * tree-inline.c (tree_function_versioning): Do not optimize when
2299 cloning for inlining.
2301 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
2303 * doc/loop.texi: Document recording of loop exits.
2304 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
2305 (update_single_exits_after_duplication,
2306 update_single_exit_for_duplicated_loop,
2307 update_single_exit_for_duplicated_loops): Removed.
2308 (duplicate_loop_to_header_edge): Do not call
2309 update_single_exits_after_duplication and
2310 update_single_exit_for_duplicated_loops.
2311 (loop_version): Do not update single_exit information.
2312 (fix_loop_structure): Use record_loop_exits instead of
2313 mark_single_exit_loops.
2314 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
2315 the lists of loop exits.
2316 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
2317 split_edge, merge_blocks): Update the lists of loop exits.
2318 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
2319 loop_optimizer_init.
2320 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
2321 of mark_single_exit_loops.
2322 (loop_optimizer_finalize): Call release_recorded_exits.
2323 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
2324 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
2325 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
2326 update single exit information.
2327 * lambda-code.c (perfect_nestify): Ditto.
2328 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
2329 (mark_single_exit_loops): Removed.
2330 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
2331 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
2332 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
2334 (get_loop_exit_edges, single_exit): Use recorded exit lists.
2335 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
2336 (verify_loop_structure): Verify consistency of the exit lists.
2337 (flow_loops_find): Use alloc_loop. Initialize exits hash.
2338 (set_single_exit): Removed.
2339 * cfgloop.h (struct loop_exit): New function.
2340 (struct loop): single_exit_ field replaced by exits field.
2341 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
2342 (struct loops): Added exits hash.
2343 (mark_single_exit_loops, set_single_exit): Declaration removed.
2344 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
2346 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2348 * doc/invoke.texi: Avoid use of @headitem.
2350 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2352 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
2354 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2356 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
2359 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2360 Richard Sandiford <richard@codesourcery.com>
2362 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
2363 * config/m68k/m68k.opt: Resort options.
2364 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
2366 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2367 Richard Sandiford <richard@codesourcery.com>
2369 * doc/invoke.texi: Document the macros that are defined by
2370 m68k's -mtune and -mhard-float options.
2371 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
2372 (m68k_cpp_cpu_family): Likewise.
2373 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
2374 of __ucfv*__ macros. Define __mcffpu__ if generating code for
2375 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
2376 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
2377 (m68k_cpp_cpu_family): Likewise.
2379 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2381 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
2382 macros besides mc68000 as tuning macros. Use a switch statement
2383 to set them and mcpu32.
2385 2007-01-12 Julian Brown <julian@codesourcery.com>
2387 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
2388 (TARGET_68040_ONLY): Rename to...
2389 (TARGET_68040): ...this.
2390 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
2391 * config/m68k/m68k.md: Likewise.
2393 2007-01-12 Julian Brown <julian@codesourcery.com>
2394 Nathan Sidwell <nathan@codesourcery.com>
2395 Richard Sandiford <richard@codesourcery.com>
2397 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
2398 the -mcpu= argument associated with the --with-cpu setting.
2399 Define M68K_DEFAULT_TUNE to the default -mtune= option,
2400 if different from the one implied by the -mcpu setting.
2401 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
2402 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
2403 * doc/invoke.texi: Mention ColdFire in the introduction to the
2404 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
2405 -mno-div and -mhard-float options. Make -m68881 a synonym for
2406 -mhard-float. Document the previously-undocumented -m5206e,
2407 -m528x, -m5307 and -m5407 options. Tweak the existing option
2408 documentation for consistency.
2409 * doc/install.texi: Mention new --with-cpu arguments.
2410 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
2411 default CPU if neither -mcpu nor -march are specified.
2412 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
2413 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
2414 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
2415 using m68k_tune to decide between families that implement the
2416 same ISA. Use m68k_tune to set __mcfv4e__.
2417 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
2418 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
2419 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
2420 (FL_ISA_C, FL_ISA_MMU): New macros.
2421 (MASK_COLDFIRE): Delete.
2422 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
2423 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
2424 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
2425 (TARGET_HARD_FLOAT): Do not define here.
2426 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
2427 (TUNE_68000): New macro.
2428 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
2429 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
2430 (TUNE_CFV2): Redefine in terms of m68k_tune.
2431 (uarch_type, target_device, fpu_type): New enums.
2432 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
2433 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
2434 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
2435 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
2436 (FL_FOR_isa_c): New macros.
2437 (m68k_isa): New enum.
2438 (m68k_target_selection): New structure.
2439 (all_devices, all_isas, all_microarchs): New tables.
2440 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
2441 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
2442 (MASK_ALL_CPU_BITS): Delete.
2443 (m68k_find_selection): New function.
2444 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
2445 Map the legacy target options to a combination of the new ones.
2446 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
2447 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
2448 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
2450 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
2451 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
2453 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
2454 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
2455 * config/m68k/m68k-devices.def: New file.
2457 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2458 Nathan Sidwell <nathan@codesourcery.com>
2460 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
2461 (SUBTARGET_EXTRA_SPECS): New macros.
2462 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
2463 use %(asm_cpu_spec) instead.
2464 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
2465 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
2466 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
2467 (EXTRA_SPECS): Rename to...
2468 (SUBTARGET_EXTRA_SPECS): ...this.
2470 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2471 Richard Sandiford <richard@codesourcery.com>
2472 Julian Brown <julian@codesourcery.com>
2474 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
2475 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
2476 to the configuration's default CPU.
2477 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
2478 Remove default masks.
2479 (m680[012]0-*-*): Set the default with_cpu to the first part of
2481 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
2482 (m68k*-*-linux): Extend the --with-cpu handling to...
2483 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
2484 and m68010. Don't set target_cpu_default2.
2485 * doc/install.texi: Document --with-cpu for m68k.
2486 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
2487 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
2488 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
2489 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
2490 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
2491 (ASM_SPEC): Remove use of %(asm_cpu_default).
2492 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
2493 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
2494 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
2495 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
2496 __HAVE_FPU__ if TARGET_HARD_FLOAT.
2497 (TARGET_DEFAULT): Delete.
2498 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
2499 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
2500 (CPP_CPU_SPEC): Delete.
2501 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
2502 the appropriate string.
2503 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
2504 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
2505 (ASM_SPEC): Don't use %(asm_default_spec).
2506 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
2507 TARGET_DEFAULT and add MASK_68881.
2508 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
2510 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2512 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
2513 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
2514 MASK_68010 alongside MASK_68020.
2515 * doc/invoke.texi: Document -m68010.
2516 * config/m68k/m68k.opt (m68010): New.
2517 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
2519 (TUNE_68010): New macro.
2520 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
2521 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
2522 (M68K_CPU_m68332): Add MASK_68010.
2523 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
2524 fallback definition.
2525 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
2527 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
2528 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
2529 to all entries that use MASK_68020.
2530 (output_move_simode_const, output_move_himode, output_move_qimode)
2531 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
2532 instead of TARGET_68020 to select clr behavior. Remove comment
2533 about there being no TARGET_68010.
2534 * config/m68k/m68k.md: Likewise throughout.
2536 2007-01-12 Julian Brown <julian@codesourcery.com>
2538 * config/m68k/m68k.h (TARGET_ISAB): New macro.
2539 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
2540 * config/m68k/m68k.md: Likewise.
2542 2007-01-12 Julian Brown <julian@codesourcery.com>
2544 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
2545 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
2547 2007-01-12 Julian Brown <julian@codesourcery.com>
2549 * config/m68k/m68k.h (TUNE_68040_60): New macro.
2550 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
2551 * config/m68k/m68k.md: Likewise.
2553 2007-01-12 Julian Brown <julian@codesourcery.com>
2554 Richard Sandiford <richard@codesourcery.com>
2556 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
2557 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
2558 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
2560 (TARGET_CPU32): Rename to...
2561 (TUNE_CPU32): ...this.
2562 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
2563 (TUNE_CFV2): New macros.
2564 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
2565 remove conditions that are implied by TARGET_68020.
2566 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
2567 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
2568 (m68k_output_function_epilogue): Likewise.
2569 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
2570 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
2571 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
2572 non-68000 timings. Refactor multiplication and division costs.
2573 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
2574 TUNE_CPU32 instead of TARGET_CPU32.
2575 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
2576 and TUNE_68060 instead of TARGET_68060.
2577 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
2578 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
2580 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
2581 && !TARGET_COLDFIRE" to choose between moveq and clr.
2582 Likewise in the unnamed movsf pattern.
2583 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
2584 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
2587 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2589 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
2590 of tabbing before backslashes.
2592 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2594 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
2595 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
2596 (ASM_OUTPUT_INTERNAL_LABEL): Define.
2598 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2600 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
2601 find_interesting_uses_cond.
2602 (find_interesting_uses_cond): Use extract_cond_operands.
2603 (rewrite_use_compare): Use extract_cond_operands and
2604 force_gimple_operand_bsi. Do not call update_stmt.
2605 (determine_use_iv_cost_condition): Use extract_cond_operands.
2606 Return cheaper of using original bound and changing the exit bound.
2608 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2610 PR tree-optimization/29516
2611 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
2612 most_expensive_mult_to_index, addr_to_parts,
2613 create_mem_ref, maybe_fold_tmr): Make the type of
2614 fields of TARGET_MEM_REF sizetype.
2615 (move_fixed_address_to_symbol, move_pointer_to_base):
2617 * tree.def (TARGET_MEM_REF): Add comment on types of
2620 2007-01-11 Joseph Myers <joseph@codesourcery.com>
2622 * c-common.c (vector_types_convertible_p): Treat opaque types as
2623 always convertible if they have the same size, but not otherwise.
2625 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
2627 * ifcvt.c (struct noce_if_info): Add comments to the fields.
2628 Remove the b_unconditional field.
2629 (noce_try_sign_mask): Do not look at b_unconditional.
2630 (noce_process_if_block): Do not use merge_if_blocks. Update
2631 the CFG here. Do not set b_unconditional.
2632 (cond_move_process_if_block): Likewise.
2633 (find_cond_trap): Likewise.
2634 (check_cond_move_block): Require simple jump insns at the end
2637 2007-01-11 Jan Hubicka <jh@suse.cz>
2639 PR tree-optimization/1046
2640 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
2641 when alias info is not ready.
2642 (pass_tail_recursion): Do not require aliasing.
2643 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
2644 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
2645 * tree-ssa-copy.c (pass_copy_prop): Likewise.
2646 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
2647 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
2648 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
2649 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
2651 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
2652 When aliasing is not build, mark statement as volatile.
2654 2007-01-11 Tom Tromey <tromey@redhat.com>
2656 PR preprocessor/15185, PR preprocessor/20989:
2657 * doc/cppopts.texi <-MT>: Update description of algorithm for
2658 computing default target.
2659 <-M, -MD>: Reword "basename" text.
2661 2007-01-11 Roger Sayle <roger@eyesopen.com>
2663 * builtins.c (expand_builtin_pow, expand_builtin_powi,
2664 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
2665 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2666 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
2667 fold_builtin_bswap, real_constp, fold_builtin_pow,
2668 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
2669 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
2670 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2671 * convert.c (convert_to_pointer): Likewise.
2672 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2673 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
2674 const_binop, fold_convert_const_int_from_int,
2675 fold_convert_const_int_from_real,
2676 fold_convert_const_real_from_real, sign_bit_p,
2677 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
2678 fold_sign_changed_comparison, fold_unary, fold_comparison,
2679 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
2680 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
2681 * print-tree.c (print_node_brief, print_node): Likewise.
2682 * stor-layout.c (place_field, layout_type): Likewise.
2683 * tree-chrec.c (keep_cast): Likewise.
2684 * tree.c (build_vector, build_real, build_real_from_int_cst,
2685 build_complex): Likewise.
2687 2007-01-11 Roger Sayle <roger@eyesopen.com>
2689 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
2690 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
2692 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
2694 * configure.ac (strict1_warn): Rename to strict_warn.
2695 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
2696 cc_set_by_configure, quoted_cc_set_by_configure,
2697 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
2698 all_boot_languages, all_stagestuff): Remove.
2699 (target_list): Remove bootstrap targets.
2700 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
2701 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
2702 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
2703 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
2704 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
2705 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
2706 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
2707 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
2708 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
2709 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
2710 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
2711 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
2712 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
2713 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
2714 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
2715 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
2716 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
2717 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
2718 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
2719 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
2720 (mostlyclean): Adjust.
2721 (clean, distclean): Don't mention bootstrap stuff.
2722 * configure: Regenerate.
2723 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
2724 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
2725 treelang/config-lang.in (stagestuff): Remove.
2726 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
2727 stageprofile, stagefeedback, stagestuff): Remove mention.
2729 2007-01-11 Nick Clifton <nickc@redhat.com>
2731 * config/mcore/predicates.md (mcore_general_movesrc_operand):
2733 (mcore_general_movdst_operand): Do not accept CONST_INTs.
2734 (mcore_arith_K_S_operand): Run the test for the S constraint not
2735 the test for the M constraint.
2736 (mcore_addsub_operand): Do not accept integer values that are
2737 larger than 32 bits.
2738 * config/mcore/mcore.md: Remove unused constraints from split.
2739 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
2741 (allocate_stack): Likewise.
2742 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
2743 operands to 32 bits.
2744 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
2746 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
2747 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
2748 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
2749 mcore_output_bclri, mcore_output_andn, output_inline_const,
2750 mcore_output_move, mcore_output_movedouble): Likewise.
2751 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
2752 (output_inline_const): Likewise.
2753 (output_inline_const): Fix format strings used in sprintf
2755 * config/mcore/mcore-protos.h: Update prototypes for changed
2756 functions in mcore.c.
2757 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
2758 HOST_WIDE_INT and not int.
2759 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
2760 CONST_OK_FOR_N): Likewise.
2761 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
2762 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
2765 2007-01-10 Jan Hubicka <jh@suse.cz>
2767 * tree-vrp.c (remove_range_assertions): Release defs.
2768 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
2769 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
2771 2007-01-10 Paul Brook <paul@codesourcery.com>
2773 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
2774 * config/arm/arm.md (mulsi3subsi): New insn.
2776 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
2778 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
2779 (tree_transform_and_unroll_loop): New.
2780 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
2783 2007-01-10 Robert Kennedy <jimbob@google.com>
2785 * fold-const.c (fold_comparison): Fold comparisons like (x *
2786 1000 < 0) to (x < 0).
2788 2007-01-10 Ian Lance Taylor <iant@google.com>
2790 * tree-pretty-print.c (dump_generic_node): Print parentheses when
2791 operands have the same priority.
2793 2007-01-10 Tom Tromey <tromey@redhat.com>
2795 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
2796 (fold_binary): Likewise.
2797 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
2798 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
2799 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
2800 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
2801 * langhooks.h (struct lang_hooks): Removed field
2802 'can_use_bit_fields_p'.
2804 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
2806 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
2808 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
2810 * function.c (get_last_funcdef_no): New function.
2811 * function.h (get_last_funcdef_no): Declare.
2812 * tree-inline.c (initialize_cfun): Add initialization.
2813 (tree_function_versioning): Cleanup.
2815 2007-01-10 Jan Hubicka <jh@suse.cz>
2817 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
2820 2007-01-10 Sa Liu <saliu@de.ibm.com>
2821 Ben Elliston <bje@au.ibm.com>
2823 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
2824 for SAVE_NONLOCAL and Pmode for any other save level.
2825 * spu-protos.h (spu_restore_stack_block): Declare.
2826 * spu.md (save_stack_block): Remove.
2827 (restore_stack_block): Call spu_restore_stack_block.
2828 * spu.c (spu_restore_stack_block): New function.
2829 (spu_expand_epilogue): Remove old comment.
2831 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2833 PR tree-optimization/30322
2834 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
2835 (cand_value_at): Return the value as aff_tree.
2836 (may_eliminate_iv): Convert the bound from aff_tree to tree.
2837 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
2838 aff_combination_mult): New functions.
2839 (aff_combination_add): Use aff_combination_add_cst.
2840 (aff_combination_convert): Allow conversions to a wider type.
2841 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
2842 * tree-affine.h (aff_combination_mult): Declare.
2844 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
2846 * doc/tm.texi: Update documentation to reflect reality of exec
2847 and start file search behaviours. Update copyright year.
2848 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
2849 header file directories.
2851 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
2853 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
2854 (*cosxf2): Rename to cosxf2_i387.
2855 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
2856 using X87MODEF12 mode macro. Rename patterns to
2857 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
2859 (*cosdf2, *cossf2): Ditto.
2860 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
2861 to match extended input operands.
2862 (sincos<mode>3): New expander.
2863 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
2864 insn patterns and corresponding splitters.
2866 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
2868 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
2869 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
2871 2007-01-09 Nicolas Pitre <nico@cam.org>
2874 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
2876 2007-01-08 Geoffrey Keating <geoffk@apple.com>
2878 * target.h (struct gcc_target): New field library_rtti_comdat.
2879 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
2880 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
2881 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
2882 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
2884 2007-01-08 Geoffrey Keating <geoffk@apple.com>
2886 * doc/invoke.texi (Optimize Options): Correct description of -O0.
2888 2007-01-08 Richard Guenther <rguenther@suse.de>
2890 * tree.h (force_fit_type_double): Export.
2891 (force_fit_type): Remove.
2892 * fold-const.c (force_fit_type_double): New function.
2893 (force_fit_type): Remove.
2894 (int_const_binop): Use it.
2895 (fold_convert_const_int_from_int): Likewise.
2896 (fold_convert_const_int_from_real): Likewise.
2897 (fold_div_compare): Likewise.
2898 (fold_sign_changed_comparison): Likewise.
2899 (fold_unary): Likewise.
2900 (fold_negate_const): Likewise.
2901 (fold_abs_const): Likewise.
2902 (fold_not_const): Likewise.
2903 * c-common.c (shorten_compare): Use force_fit_type_double.
2904 * convert.c (convert_to_pointer): Likewise.
2906 2007-01-08 Richard Guenther <rguenther@suse.de>
2908 * tree.h (build_int_cst_wide_type): Export.
2909 * tree.c (build_int_cst_wide_type): New function.
2910 (build_int_cst_wide): Fix comment.
2911 * builtins.c (fold_builtin_object_size): Use build_int_cst
2912 to build -1 or 0 of the correct type. Use fit_double_type
2913 to check for overflow.
2914 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
2916 (decode_field_reference): Likewise.
2917 (all_ones_mask_p): Likewise.
2918 (native_interpret_int): Use build_int_cst_wide_type.
2919 (fold_binary): Use build_int_cst_type to build an all-ones
2921 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
2923 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
2925 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
2927 2007-01-09 Ben Elliston <bje@au.ibm.com>
2929 * genautomata.c (STATS_OPTION): New option.
2930 (stats_flag): New flag.
2931 (gen_automata_option): Handle it.
2932 (initiate_automaton_gen): Ditto.
2933 (write_automata): Output statistics only if stats_flag is
2934 set. Likewise, output time statistics only if time_flag is set.
2935 * doc/md.texi (Processor pipeline description): Document new flag.
2937 2007-01-08 Richard Guenther <rguenther@suse.de>
2939 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
2940 * tree.c (build_int_cst_type): Likewise.
2941 (size_in_bytes): Don't call force_fit_type on the result.
2942 (int_fits_type_p): Use fit_double_type.
2943 * fold-const.c (fit_double_type): New function.
2944 (force_fit_type): Use it.
2945 * tree.h (fit_double_type): Export.
2947 2007-01-08 Jan Hubicka <jh@suse.cz>
2949 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
2950 * ipa.c (function_and_variable_visibility): Fix return type.
2952 2007-01-08 Richard Guenther <rguenther@suse.de>
2954 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
2955 of offset to build the index.
2956 * tree-pretty-print.c (dump_generic_node): Don't build negated
2957 const just for printing.
2958 * c-pretty-print.c (pp_c_integer_constant): Likewise.
2959 * builtins.c (fold_builtin_int_roundingfn): Check if result
2960 fits the type by using force_fit_type and comparing the result.
2961 * predict.c (predict_loops): Use compare_tree_int for comparison.
2962 * tree.c (build_int_cst): Fall back to integer_type_node for
2964 (build_int_cst_wide): Assert type is non-null.
2966 2007-01-08 Roberto Costa <roberto.costa@st.com>
2968 * tree-vrp.c (extract_range_from_cond_expr): New.
2969 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
2970 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
2972 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
2973 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
2974 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
2975 used as expressions.
2976 * tree-object-size.c (cond_expr_object_size): New.
2977 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
2979 2007-01-08 Jan Hubicka <jh@suse.cz>
2981 * tree-ssa-forwprop.c (forward_propagate_into_cond,
2982 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
2985 2007-01-08 Richard Guenther <rguenther@suse.de>
2987 PR tree-optimization/23603
2988 * tree-vrp.c (set_value_range_to_truthvalue): New function.
2989 (extract_range_from_binary): Fall back to truthvalue instead of
2990 varying for TRUTH_*_EXPR.
2991 (extract_range_from_comparison): Fall back to truthvalue instead of
2993 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
2994 if all visited PHI values were constant.
2996 2007-01-08 Jan Hubicka <jh@suse.cz>
2998 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
2999 (cgraph_analyze_function): break out from ...
3000 (cgraph_finalize_compilation_unit): ... here.
3001 (cgraph_expand_function): Remove forgoten commented out line.
3002 (cgraph_optimize): Analyze functions.
3004 2007-01-08 Jan Hubicka <jh@suse.cz>
3006 * tree-pas.h (TODO_remove_function): New flag.
3007 (TODO_update*): Renumber.
3008 (pass_ipa_increase_alignment,
3009 pass_ipa_function_and_variable_visibility): New passes.
3010 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
3011 (cgraph_function_and_variable_visibility): Move to ipa.c
3012 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
3013 cgraph_increase_alignment.
3014 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
3015 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
3016 calling tree-inline.
3017 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
3018 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
3019 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
3020 (gate_increase_alignment): New function.
3021 (pass_ipa_increase_alignment): New pass.
3022 * ipa.c: Inline tree-pass.h and timevar.h
3023 (function_and_variable_visibility): Move here from cgraphunit.c
3024 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
3025 * passes.c (init_optimization_passes): Add the two new passes.
3026 (execute_todo): Handle cgraph_remove_functions.
3028 2007-01-08 Nick Clifton <nickc@redhat.com>
3030 * config/frv/predicates.md (reg_or_0_operand): Accept
3033 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
3035 * config/bfin/rtems.h, config/bfin/t-rtems: New.
3036 * config.gcc: Add bfin*-rtems*.
3038 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
3040 * c.opt: Add -flax-vector-conversions.
3041 * c-typeck.c (convert_for_assignment): Pass flag to
3042 vector_types_convertible_p to allow emission of note.
3043 (digest_init): Likewise.
3044 * c-opts.c: Handle -flax-vector-conversions.
3045 * c-common.c (flag_lax_vector_conversions): New.
3046 (vector_types_convertible_p): Unless -flax-vector conversions
3047 has been passed, disallow conversions between vectors with
3048 differing numbers of subparts and/or element types. If such
3049 a conversion is disallowed, possibly emit a note on the first
3050 occasion only to inform the user of -flax-vector-conversions.
3051 The new last argument specifies this.
3052 * c-common.h (flag_lax_vector_conversions): New.
3053 (vector_types_convertible_p): Add extra argument.
3054 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
3055 char_type_node for V*QI type vectors.
3056 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
3057 Update to satisfy new typechecking rules.
3058 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
3060 * doc/invoke.texi (C Dialect Options): Document
3061 -flax-vector-conversions.
3063 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
3065 PR tree-optimization/29877
3066 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
3067 a register variable on the RHS to not be replaceable.
3069 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
3070 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
3071 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
3072 const_simm15, const_pow2, const_npow2): Added.
3073 * config/score/misc.md (insv, extv, extzv, movmemsi,
3074 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
3075 * config/score/score.c (score_address_cost, score_select_cc_mode):
3077 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
3078 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
3079 Update score_print_operand.
3080 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
3081 Adjust register allocate order and update some macro define.
3082 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
3083 mdx_block_move_straight, mdx_block_move_loop_head,
3084 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
3085 mdx_block_move): Added.
3086 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
3087 mdp_limm): Updated and fix some bug and typo.
3088 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
3089 (movsf, movdf, doloop_end): Added.
3091 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
3093 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
3094 config/arm/thumb2.md: Fix comment typos.
3095 * doc/extend.texi: Fix a typo.
3097 2007-01-07 Eric Christopher <echristo@apple.com>
3099 * configure.ac: Check for __stack_chk_fail for darwin.
3100 * configure: Regenerate.
3102 2007-01-07 Richard Guenther <rguenther@suse.de>
3104 * tree-vrp.c (extract_range_from_assert): CSE calls to
3105 compare_values where possible.
3106 (extract_range_from_unary_expr): Likewise.
3108 2007-01-07 Anatoly Sokolov <aesok@post.ru>
3110 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
3111 * config/avr/avr.c (call_insn_operand): Delete function.
3112 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
3113 instead of register number. Use predicates.
3114 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
3115 call_insn_operand): Add.
3117 2007-01-06 Jan Hubicka <jh@suse.cz>
3119 * tree-pass.h (pass_build_cgraph_edges): Declare.
3120 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
3121 (visited_nodes): Remove.
3122 (cgraph_create_edges): Move to cgraphbuild.c; rename to
3123 build_cgrpah_edges; make visited_nodes local.
3124 (cgraph_process_new_functions): DO not call initialize_inline_failed.
3125 (record_references_in_initializer): Move to cgraphbuild.c
3126 (initialize_inline_failed, rebuild_cgraph_edges,
3127 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
3128 (verify_cgraph_node): Make visited_nodes local.
3129 (cgraph_analyze_function): Do not call cgraph_create_edges and
3130 initialize_inline_failed.
3131 (cgraph_expand_function): Do not call cgraph_lower_function;
3132 assert that function is already lowered.
3133 * Makefile.in (cgraphbuild.o): New.
3134 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
3135 at the end of lowering passes.
3137 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
3139 * ifcvt.c (cond_move_convert_if_block): New function, code
3140 factored out from...
3141 (cond_move_process_if_block): ...here. Call the new function
3142 on the THEN and ELSE blocks.
3143 (merge_if_block): Do not copy global_live_at_end, merge_blocks
3144 already takes care of this.
3146 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3149 * tree.h (TREE_OVERFLOW_P): New.
3150 * c-typeck.c (parser_build_unary_op): Warn only if result
3151 overflowed and operands did not.
3152 (parser_build_binary_op): Likewise.
3153 (convert_for_assignment): Remove redundant overflow_warning.
3154 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
3156 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3158 * c-typeck.c (store_init_value): Split over two lines to follow
3159 the GNU coding style.
3161 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
3163 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
3164 __GXX_EXPERIMENTAL_CXX0X__.
3165 * doc/cpp.texi: Same.
3167 2007-01-05 Richard Guenther <rguenther@suse.de>
3170 * tree.c (get_narrower): Do not construct COMPONENT_REFs
3171 with mismatched types. Instead explicitly build a
3172 conversion NOP_EXPR.
3174 2007-01-05 Ian Lance Taylor <iant@google.com>
3176 * c-common.c (decl_with_nonnull_addr_p): New function.
3177 (c_common_truthvalue_conversion): Call it.
3178 * c-typeck.c (build_binary_op): Likewise.
3179 * c-common.h (decl_with_nonnull_addr_p): Declare.
3181 2007-01-05 Jakub Jelinek <jakub@redhat.com>
3184 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
3187 2007-01-05 Joel Brobecker <brobecker@adacore.com>
3189 * doc/install.texi (Final install): Document the fact that
3190 the GNAT runtime should not be stripped.
3192 2007-01-04 Jan Hubicka <jh@suse.cz>
3194 * tree-inline.c (fold_marked_statements): Update operand caches
3195 and EH after folding
3197 2007-01-04 Ian Lance Taylor <iant@google.com>
3199 * c-common.c (check_function_nonnull): Whitespace fix.
3201 2007-01-04 Jan Hubicka <jh@suse.cz>
3203 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
3204 comitted older version of patch.
3205 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
3206 function, celanup cfg and collect garbage.
3208 2007-01-04 Mike Stump <mrs@apple.com>
3210 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
3213 2007-01-04 Eric Christopher <echristo@apple.com>
3215 * libgcc2.c (__bswapsi2): Use SItype.
3216 (__bswapdi2): Use DItype.
3217 * libgcc2.h: Update for above.
3219 2007-01-04 Paul Brook <paul@codesourcery.com>
3221 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
3222 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
3223 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
3224 umulsidi3, umulsidi3adddi, smulsi3_highpart,
3225 umulsi3_highpart): Make conditional on !arm_arch6.
3226 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
3227 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
3228 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
3229 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
3230 umulsi3_highpart_v6): New insns.
3232 2007-01-04 Roger Sayle <roger@eyesopen.com>
3234 * fold-const.c (fold_convert): When casting an expression to void,
3235 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
3236 have a type. Instead of attempting to build a NOP_EXPR, return
3237 these "special" trees directly.
3239 2007-01-04 Joseph Myers <joseph@codesourcery.com>
3241 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
3242 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
3243 rs6000_cost->fp not 0 as adjustment for outer NEG.
3245 2007-01-04 Jan Hubicka <jh@suse.cz>
3247 * cgraph.c (cgraph_release_function_body): New function.
3248 (cgraph_remove_node): Use it.
3249 * cgraph.h (cgraph_release_function_body): Declare.
3250 * cgraphunit.c (cgraph_expand_function): Use it.
3251 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
3252 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
3253 is initialized and while compilation of other function is running.
3254 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
3255 statement CFG annotations from here to ...
3256 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
3258 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
3260 * cfgloop.h (enum li_flags): Make the constants powers of two.
3262 2007-01-04 Jan Hubicka <jh@suse.cz>
3264 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
3266 (fold_marked_statements): New function.
3267 (optimize_inline_calls, tree_function_versioning): Fold new statements.
3268 * tree-inline.h (copy_body_data): Add statements_to_fold.
3270 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
3272 * config.gcc: Mention libgcc/config.host.
3273 * Makefile.in: Update comments mentioning libgcc.
3274 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
3275 (all.cross, start.encap, rest.encap, rest.cross): Update
3276 dependencies for libgcc move.
3277 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
3278 (clean-target, clean-target-libgcc): Delete.
3279 (srcdirify, GCC_EXTRA_PARTS): New macros.
3280 (libgcc-support, libgcc.mvars): New rules.
3281 (distclean): Remove mention of mklibgcc.
3282 (install): Don't reference INSTALL_LIBGCC.
3283 (install-common): Don't reference EXTRA_PARTS.
3284 (install-libgcc, install-multilib): Delete rules.
3285 * mklibgcc.in: Delete file.
3286 * doc/configfiles.texi: Don't mention mklibgcc.
3288 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
3289 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
3290 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
3291 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
3292 (mklibgcc, ldblspecs): Likewise.
3294 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
3295 (posixpre.def): Use $(T).
3296 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
3297 (SHLIB_SRC, SHLIB_INSTALL): Delete.
3298 (SHLIB_LINK): Make dummy.
3299 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
3301 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
3303 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
3304 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
3305 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
3306 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
3308 * configure.ac (all_outputs): Remove mklibgcc.
3309 * configure: Regenerated.
3311 2007-01-03 Josh Conner <jconner@apple.com>
3314 * calls.c (compute_argument_addresses): Set stack and stack_slot
3315 for partial args, too.
3316 (store_one_arg): Use locate.size.constant for the size when
3317 generating a save_area.
3319 2007-01-03 Robert Kennedy <jimbob@google.com>
3321 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
3322 whose definitions are deleted due to basic block merging.
3324 2007-01-03 Paul Brook <paul@codesourcery.com>
3327 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
3329 (use_return_insn): Return 0 for Thumb interrupt functions.
3330 (print_multi_reg): Add rfe argument for IRQ returns.
3331 (arm_output_epilogue): Pop interrupt return address directly into PC.
3332 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
3334 2007-01-03 Paul Brook <paul@codesourcery.com>
3336 Merge from sourcerygxx-4_1.
3337 * config/arm/thumb2.md: New file.
3338 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
3340 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
3341 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
3342 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
3343 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
3345 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
3346 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
3348 * config/arm/ieee754-sf.S: Ditto.
3349 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
3350 (thumb1_base_register_rtx_p): ... to this.
3351 (thumb_index_register_rtx_p): Rename...
3352 (thumb1_index_register_rtx_p): ... to this.
3353 (thumb_output_function_prologue): Rename...
3354 (thumb1_output_function_prologue): ... to this.
3355 (thumb_legitimate_address_p): Rename...
3356 (thumb1_legitimate_address_p): ... to this.
3357 (thumb_rtx_costs): Rename...
3358 (thumb1_rtx_costs): ... to this.
3359 (thumb_compute_save_reg_mask): Rename...
3360 (thumb1_compute_save_reg_mask): ... to this.
3361 (thumb_final_prescan_insn): Rename...
3362 (thumb1_final_prescan_insn): ... to this.
3363 (thumb_expand_epilogue): Rename...
3364 (thumb1_expand_epilogue): ... to this.
3365 (arm_unwind_emit_stm): Rename...
3366 (arm_unwind_emit_sequence): ... to this.
3367 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
3368 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
3369 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
3370 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
3371 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
3372 thumb2_output_casesi): New functions.
3373 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
3374 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
3375 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
3376 THUMB2_WORK_REGS): Define.
3377 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
3378 arm_condexec_mask, arm_condexec_masklen)): New variables.
3379 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
3380 (arm_override_options): Check new CPU capabilities.
3381 Set new architecture flag variables.
3382 (arm_isr_value): Handle v7m interrupt functions.
3383 (user_return_insn): Return 0 for v7m interrupt functions. Handle
3385 (const_ok_for_arm): Handle Thumb-2 constants.
3386 (arm_gen_constant): Ditto. Use movw when available.
3387 (arm_function_ok_for_sibcall): Return false for v7m interrupt
3389 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
3390 (thumb_find_work_register, arm_load_pic_register,
3391 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
3392 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
3393 print_multi_reg, output_mov_long_double_fpa_from_arm,
3394 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
3395 output_mov_double_fpa_from_arm, output_move_double,
3396 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
3397 output_return_instruction, arm_output_function_prologue,
3398 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
3399 arm_output_mi_thunk, thumb_set_return_address): Ditto.
3400 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
3401 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
3402 (arithmetic_instr, shift_op): Use arm_shift_nmem.
3403 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
3405 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
3406 (thumb_expand_prologue): Use thumb_set_frame_pointer.
3407 (arm_file_start): Output directive for unified syntax.
3408 (arm_unwind_emit_set): Handle stack alignment instruction.
3409 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
3410 Add v6t2, v7, v7a, v7r and v7m.
3411 (RETLDM): Add Thumb-2 code.
3412 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
3413 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
3414 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
3415 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
3416 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
3417 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
3418 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
3419 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
3420 ADJUST_INSN_LENGTH): Define.
3421 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
3422 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
3423 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
3424 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
3425 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
3426 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
3427 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
3428 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
3429 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
3430 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
3431 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
3432 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
3433 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
3434 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
3435 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
3436 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
3437 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
3439 * config/arm/arm-tune.md: Regenerate.
3440 * config/arm/arm-protos.h: Update prototypes.
3441 * config/arm/vfp.md: Enable patterns for Thumb-2.
3442 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
3443 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
3444 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
3445 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
3446 * config/arm/libunwind.S: Add Thumb-2 code.
3447 * config/arm/constraints.md: Update include Thumb-2.
3448 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
3449 * config/arm/ieee754-df.S: Ditto.
3450 * config/arm/bpabi.S: Ditto.
3451 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
3452 * config/arm/predicates.md (low_register_operand,
3453 low_reg_or_int_operand, thumb_16bit_operator): New.
3454 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
3455 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
3456 * config/arm/t-arm-elf: Add armv7 multilib.
3457 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
3459 (UNSPEC_STACK_ALIGN, ce_count): New.
3460 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
3461 arm_zero_extendsidi2, arm_zero_extendqidi2): New
3463 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
3464 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
3465 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
3466 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
3467 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
3468 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
3470 * doc/extend.texi: Document ARMv7-M interrupt functions.
3471 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
3473 2007-01-03 Jakub Jelinek <jakub@redhat.com>
3475 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
3476 (struct _Unwind_Context): Rename args_size to flags, remove
3477 signal_frame field, add a new args_size field and version field.
3478 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
3479 _Unwind_IsExtendedContext): New inline functions.
3480 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
3481 Assume by_value array is only present if _Unwind_IsExtendedContext.
3482 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
3483 _Unwind_IsSignalFrame.
3484 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
3485 (uw_update_context_1): Use _Unwind_SetSignalFrame.
3486 (uw_init_context_1): Initialize context->flags to
3487 EXTENDED_CONTEXT_BIT.
3488 * config/rs6000/linux-unwind.h (frob_update_context): Use
3489 _Unwind_SetSignalFrame.
3491 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3494 * gimplify.c (gimplify_modify_expr_complex_part): Move below
3495 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
3498 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
3500 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
3501 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
3502 RET, AT_SP): Remove.
3503 * config/i386/i386.md (*sse_prologue_save_insn): Use return
3506 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3507 * cfgbuild.c (find_basic_blocks): Likewise.
3508 * cfgrtl.c (rtl_create_basic_block): Likewise.
3509 * function.c (temp_slots_at_level): Likewise.
3510 * reg-stack.c (stack_regs_mentioned): Likewise.
3511 * regclass.c (allocate_reg_info): Likewise.
3512 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3513 set_bb_for_stmt, move_block_to_fn): Likewise.
3514 * tree-complex.c (tree_lower_complex): Likewise.
3515 * vec.h (VEC_safe_grow_cleared): New.
3517 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
3519 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
3521 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
3522 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
3524 * cfgloopmanip.c (scale_loop_frequencies): Export.
3525 (loopify): Scale the frequencies by prescribed coefficients.
3526 (set_zero_probability): New function.
3527 (duplicate_loop_to_header_edge): Improve updating of frequencies.
3528 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
3529 and frequencies according to arguments.
3530 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
3532 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
3533 * modulo-sched.c (sms_schedule): Set probabilities for entering
3534 versioned loop correctly.
3535 * tree-vect-transform.c (vect_transform_loop): Ditto.
3536 * cfgloop.h (loopify, loop_version): Declaration changed.
3537 (scale_loop_frequencies): Declared.
3539 2007-01-02 Jan Hubicka <jh@suse.cz>
3541 * cgraph.c: Include tree-flow.h
3542 (cgraph_add_new-function): Handle IPA_SSA mode; execute
3544 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
3545 * tree-pass.h (pass_all_early_optimizations): Declare.
3546 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
3548 (cgraph_analyze_function): Do early_local_passes.
3549 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
3550 Do not add referenced vars.
3551 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
3553 (gate_all_early_local_passes): New gate.
3554 (pass_early_local_passes): Use new gate.
3555 (execute_early_local_optimizations): New functions.
3556 (gate_all_early_optimizations): New gate.
3557 (pass_all_early_optimizations): New pass.
3558 (execute_free_datastructures): Free SSA only when initialized.
3559 (gate_init_datastructures): Init only when optimizing.
3560 (tree_lowering_passes): Do early local passes when called late.
3561 * tree-profile.c (do_tree_profiling): Don't profile functions added
3563 (do_early_tree_profiling, pass_early_tree_profile): Kill.
3564 * tree-cfg.c (update_modified_stmts): Do not update when operands are
3566 * passes.c (init_optimizations_passes): Reorder so we go into SSA
3567 during early_local_passes.
3568 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
3571 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
3573 * Makefile.in: Update copyright year.
3575 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
3577 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
3578 in $(lang_checks) and check-consistency targets.
3580 2007-01-02 Jan Hubicka <jh@suse.cz>
3582 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
3583 Do not add referenced vars.
3584 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
3586 * passes.c (init_optimization_passes): Put mudflap_2 after
3587 free_datastructures.
3589 2007-01-02 Jan Hubicka <jh@suse.cz>
3591 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
3592 Set NOTHROW flag on call statements proved to be nothrow.
3593 Update statement of local calls so new pure/const functions are
3594 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
3596 (tree_rest_of_compilation): Register hooks and initialize bitmap
3597 early. Do not set after_inlining flag.
3599 2007-01-02 Steve Ellcey <sje@cup.hp.com>
3601 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
3602 HOST_BITS_PER_LONGLONG
3604 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3607 * c-typeck.c (store_init_value): Don't emit pedantic overflow
3608 warning for non-static initializers.
3610 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
3612 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
3613 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
3614 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
3615 Always use set_unique_reg_note to add REG_EQUAL notes.
3617 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3620 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3622 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3623 * cfgbuild.c (find_basic_blocks): Likewise.
3624 * cfgrtl.c (rtl_create_basic_block): Likewise.
3625 * function.c (temp_slots_at_level): Likewise.
3626 * reg-stack.c (stack_regs_mentioned): Likewise.
3627 * regclass.c (allocate_reg_info): Likewise.
3628 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3629 set_bb_for_stmt, move_block_to_fn): Likewise.
3630 * tree-complex.c (tree_lower_complex): Likewise.
3631 * vec.h (VEC_safe_grow_cleared): New.
3633 2007-01-02 Ian Lance Taylor <iant@google.com>
3635 * c-common.c (c_common_truthvalue_conversion): When warning about
3636 using an assignment as a truth value, set TREE_NO_WARNING.
3638 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3641 * c.opt (Wold-style-declaration): New.
3642 * doc/invoke.texi (C-only Warning Options): New.
3643 (Wold-style-declaration): Document it.
3644 (Wextra): Enabled by -Wextra.
3645 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3646 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
3647 -Wold-style-declaration.
3649 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3651 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3652 * cfgbuild.c (find_basic_blocks): Likewise.
3653 * cfgrtl.c (rtl_create_basic_block): Likewise.
3654 * function.c (temp_slots_at_level): Likewise.
3655 * reg-stack.c (stack_regs_mentioned): Likewise.
3656 * regclass.c (allocate_reg_info): Likewise.
3657 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3658 set_bb_for_stmt, move_block_to_fn): Likewise.
3659 * tree-complex.c (tree_lower_complex): Likewise.
3660 * vec.h (VEC_safe_grow_cleared): New.
3662 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
3664 * c-common.c (c_common_nodes_and_builtins): Since variants of
3665 void_type_node get built before it is given a name, we need to
3666 give those variants the name, too.
3667 (complete_array_type): We need to work with the canonical main
3668 type of the array, from which we will build the qualified version.
3669 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
3670 * print-tree.c (print_node): Display canonical type information
3672 * stor-layout.c (layout_type): When we don't know the
3673 alignment of a type for which we're building an array, we end up
3674 guessing wrong, so make the type require structural equality.
3675 * tree.c (make_node_stat): When we build a new type, it is its
3677 (build_type_attribute_qual_variant): When building an attribute
3678 variant, its canonical type is the non-attribute variant. However,
3679 if the attributes are target-dependent and they differ, we need to
3680 use structural equality checks for this type.
3681 (build_qualified_type): A qualified type is not equivalent to its
3682 unqualified variant; set the canonical type appropriately.
3683 (build_distinct_type_copy): When building a distinct type from
3684 another type, the new type is its own canonical type.
3685 (build_variant_type_copy): When building a new type variant, we
3686 assume that it is equivalent to the original type.
3687 (build_pointer_type_for_mode): When building a pointer type, also
3688 build a canonical type pointer.
3689 (build_reference_type_for_mode): When building a reference type,
3690 also build a canonical type reference.
3691 (build_index_type): When we can't hash an index type (e.g.,
3692 because its maximum value is negative), the index type requires
3693 structural equality tests.
3694 (build_array_type): Build the canonical form of an array type.
3695 (build_function_type): Function types require structural equality,
3696 because they contain default arguments, attributes, etc.
3697 (build_method_type_directly): Ditto for method types.
3698 (build_offset_type): Build the canonical offset type.
3699 (build_complex_type): Build the canonical vector type.
3700 (make_vector_type): Build the canonical vector type.
3701 * tree.h (TYPE_CANONICAL): New.
3702 (TYPE_STRUCTURAL_EQUALITY_P): New.
3703 (SET_TYPE_STRUCTURAL_EQUALITY): New.
3704 (struct tree_type): Added "canonical" field.
3705 * params.h (VERIFY_CANONICAL_TYPES): New.
3706 * doc/c-tree.texi (TYPE_CANONICAL): Document.
3707 (TYPE_STRUCTURAL_EQUALITY_P): Document.
3708 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
3709 * doc/invoke.texi (verify-canonical-types): Document --param
3710 parameter for verifying canonical types.
3712 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3714 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
3715 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
3716 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
3717 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
3719 * config/rs6000/e500.h: New.
3720 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
3721 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
3723 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
3724 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
3725 TARGET_E500_DOUBLE): Remove.
3726 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
3727 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
3728 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
3729 * config/rs6000/rs6000.c (rs6000_override_options): Use
3732 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3734 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
3735 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
3736 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
3737 rs6000_emit_cmove): Don't check TARGET_E500.
3738 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
3739 sordered): Don't check TARGET_E500.
3741 2007-01-01 Eric Christopher <echristo@apple.com>
3743 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
3744 HARD_REGISTER_NUM_P.
3746 2007-01-01 Roger Sayle <roger@eyesopen.com>
3748 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
3749 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
3750 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
3753 2007-01-01 Mike Stump <mrs@apple.com>
3755 * configure.ac: Remove support for building with Apple's gcc-3.1.
3757 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3760 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
3761 REG is a hard register. Do not modify REG before calling
3763 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
3764 multiple of the size of YMODE for certain lowpart cases.
3766 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3769 * gimplify (voidify_wrapper_expr): Update for
3772 2007-01-01 Andreas Schwab <schwab@suse.de>
3775 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
3776 save of BR0 in extra_spill_size instead of spill_size.
3777 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
3779 (ia64_expand_epilogue): Restore BR0 from its new location.
3781 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3783 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
3784 Use a temporary variable if the left hand side is not a gimple
3787 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3789 * gimplify.c (gimplify_return_expr): Make the temporary variable
3790 for the return expression, a gimple register variable.
3792 2007-01-01 Jan Hubicka <jh@suse.cz>
3794 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
3797 2007-01-01 Mike Stump <mrs@apple.com>
3799 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
3801 * config/darwin.c (machopic_select_rtx_section): Use
3803 (darwin_mergeable_constant_section): Likewise.
3804 * configure: Regenerate.
3805 * config.in: Regenerate.
3807 2007-01-01 Jan Hubicka <jh@suse.cz>
3808 Andrew Pinski <pinskia@gmail.com>
3810 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
3811 before starting IPA passes.