1 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4 * varasm.c (notice_global_symbol): Treat global objects as weak when
7 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9 * emit-rtl.c (dconstpi): Delete.
11 (init_emit_once): Delete dconstpi and init dconstsqrt2.
12 * real.h (dconstpi): Delete.
14 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15 (fold_builtin_hypot): Likewise.
17 2007-02-03 Tom Tromey <tromey@redhat.com>
20 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
21 -gcoff3, -gxcoff3, -gvms3 implies -dD.
23 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
26 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
28 config/rs6000/cell.md, config/rs6000/darwin.h,
29 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
30 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
31 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
32 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
33 typos. Follow spelling conventions.
34 * doc/invoke.texi: Follow spelling conventions.
36 2007-02-03 Roger Sayle <roger@eyesopen.com>
38 * simplify-rtx.c (simplify_relational_operation_1): Implement some
39 canonicalization transformations that attempt to simplify integer
40 constant comparisons to become comparisons against zero.
42 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
44 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
46 * fold-const.c (fold_binary): Fix comment typos. Fold complex
47 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
49 2007-02-02 Mike Stump <mrs@apple.com>
51 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
52 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
53 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
54 generate a branch island.
56 2007-02-02 Bob Wilson <bob.wilson@acm.org>
58 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
59 (xtensa_legitimate_address_p): New.
60 (xtensa_legitimize_address): New.
61 (xtensa_output_addr_const_extra): New.
62 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
64 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
65 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
66 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
67 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
68 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
69 (xtensa_legitimize_address): New.
70 (xtensa_output_addr_const_extra): New.
72 2007-02-02 Steve Ellcey <sje@cup.hp.com>
74 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
76 2007-02-02 Ian Lance Taylor <iant@google.com>
78 * expmed.c (expand_divmod): Add comment.
80 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
82 * emit-rtl.c (renumber_insns): Remove.
83 * flags.h: Remove the extern for flag_renumber_insns.
84 * rtl.h: Remove the prototype for renumber_insns.
85 * toplev.c (flag_renumber_insns): Remove.
87 2007-02-02 Hui-May Chang <hm.chang@apple.com>
89 Revert for x86 darwin:
90 2005-06-19 Uros Bizjak <uros@kss-loka.si>
92 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
93 code before the following patch under TARGET_MACHO.
94 (ix86_function_value_regno_p): Likewise.
96 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
98 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
101 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
104 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
105 general or fp registers. Add comments.
106 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
108 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
110 * pointer-set.c (insert_aux): Only return insertion slot.
111 (pointer_set_insert): Adjust.
112 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
113 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
114 pointer_map_traverse): New.
115 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
116 pointer_map_create, pointer_map_destroy, pointer_map_insert,
117 pointer_map_contains, pointer_map_traverse): Declare.
119 2007-02-02 Jakub Jelinek <jakub@redhat.com>
122 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
123 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
125 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
127 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
129 (struct _dep): New type.
130 (dep_t): New typedef.
131 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
132 (DEP_STATUS): New access macro. The macro with the same name was
133 renamed to DEP_LINK_STATUS.
134 (dep_init): Declare function
136 (struct _dep_link): New type.
137 (dep_link_t): New typedef.
138 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
139 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
140 (DEP_LINK_STATUS): New macro.
141 (debug_dep_links): New debug function.
143 (struct _deps_list): New type.
144 (deps_list_t): New typedef.
145 (DEPS_LIST_FIRST): New access macro.
146 (FOR_EACH_DEP_LINK): New cycle macro.
147 (create_deps_list, free_deps_list, delete_deps_list): Declare
149 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
150 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
151 (copy_deps_list_change_con): Ditto.
153 (move_dep_link): Declare function.
155 (struct _dep_node): New type.
156 (dep_node_t): New typedef.
157 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
159 (struct haifa_insn_data.back_deps): New field to hold backward
160 dependencies of the insn.
161 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
163 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
164 Change its type to deps_list_t.
165 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
166 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
167 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
169 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
171 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
173 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
177 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
178 (ds_to_dk, dk_to_ds): New functions.
180 (init_dep_1): New static function.
181 (init_dep): New function.
182 (copy_dep): New static function.
184 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
186 (detach_dep_link): New static function.
187 (move_dep_link): New function.
189 (dep_links_consistent_p, dump_dep_links): New static functions.
190 (debug_dep_links): New debugging function.
192 (deps_obstack, dl_obstack, dn_obstack): New static variables.
194 (alloc_deps_list, init_deps_list): New static functions.
195 (create_deps_list): New function.
196 (clear_deps_list): New static function.
197 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
198 (deps_list_consistent_p, dump_deps_list): New static functions.
199 (debug_deps_list): New function.
200 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
202 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
204 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
205 use new scheduler dependencies lists.
206 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
207 (sched_analyze): Ditto. Initialize dependencies lists.
208 (add_forw_dep, compute_forward_dependences): Update to use new
209 scheduler dependencies lists.
211 (init_dependency_caches): Init deps_obstack.
212 (free_dependency_caches): Free deps_obstack.
214 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
215 new scheduler dependencies lists.
216 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
217 (add_back_forw_dep, delete_back_forw_dep): Ditto.
219 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
220 Update to use new scheduler dependencies lists.
221 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
222 (debug_dependencies): Ditto.
223 (schedule_region): Update comments.
225 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
226 scheduler dependencies lists.
227 (schedule_ebb): Update comments.
229 * rtl.def (DEPS_LIST): Remove.
231 * lists.c (unused_deps_list): Remove.
232 (free_list): Update assertions.
234 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
235 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
237 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
238 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
240 * haifa-sched.c (comments): Update.
241 (insn_cost1): Remove. Inline the code into insn_cost ().
242 (insn_cost): Update to use new scheduler dependencies lists. Move
243 processing of the dependency cost to dep_cost ().
244 (dep_cost): New function. Use it instead of insn_cost () when
245 evaluating cost of the dependency. Use compatible interface to
246 interact with the target.
247 (priority): Update to use new scheduler dependencies lists.
248 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
249 with greater number of insns that depend on the insn.
250 (schedule_insn): Update to use new scheduler dependencies lists. Add
251 code to free backward dependencies lists. Inline and optimize code
252 from resolve_dep () - see PR28071.
253 (ok_for_early_queue_removal): Update to use new scheduler dependencies
254 lists. Update call to targetm.sched.is_costly_dependence hook.
256 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
257 scheduler dependencies lists.
259 (resolve_dep): Remove. Move the logic to schedule_insn ().
260 (init_h_i_d): Initialize dependencies lists.
262 (process_insn_depend_be_in_spec): Rename to
263 process_insn_forw_deps_be_in_spec. Update to use new scheduler
265 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
266 Update to use new scheduler dependencies lists.
267 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
269 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
270 new scheduler dependencies lists.
271 (build_intra_loop_deps): Ditto.
273 * target.h (struct _dep): Declare to use in
274 gcc_target.sched.is_costly_dependence.
275 (struct gcc_target.sched.adjust_cost): Fix typo.
276 (struct gcc_target.sched.is_costly_dependence): Change signature to use
277 single dep_t parameter instead of an equivalent triad.
278 (struct gcc_target.sched.adjust_cost_2): Remove.
280 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
282 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
284 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
286 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
288 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
289 (REG_DEP_TRUE): Document.
291 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
292 Change signature to correspond to the targetm.sched.adjust_cost hook.
293 Update use in TARGET_SCHED_ADJUST_COST_2.
294 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
295 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
296 new scheduler dependencies lists.
297 (ia64_gen_check): Ditto.
299 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
302 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
303 signature to correspond to the targetm.sched.is_costly_dependence hook.
304 (is_costly_group): Update to use new scheduler dependencies lists.
306 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
307 instead of INSN_COST () macro.
309 2007-02-01 Ian Lance Taylor <iant@google.com>
311 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
313 2007-02-01 Guy Martin <gmsoft@gentoo.org>
315 * pa.md (tp_load): Correct mfctl instruction syntax.
317 2007-02-01 Geoffrey Keating <geoffk@apple.com>
319 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
320 altivec_padding_size calculation on AIX. Improve comment, add
321 assert to verify that it's right.
323 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
326 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
329 * global.c (global_alloc): Add mising initialization of
332 2007-02-01 Roger Sayle <roger@eyesopen.com>
334 * alias.c (init_alias_analysis): Correct whitespace.
335 * bb-reorder.c (fix_edges_for_rarely_executed_code,
336 partition_hot_cold_basic_blocks): Likewise.
337 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
338 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
339 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
340 fold_builtin_snprintf_chk, fold_builtin_printf,
341 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
342 do_mpfr_arg3, do_mpfr_sincos): Likewise.
343 * cfgcleanup.c (cleanup_cfg): Likewise.
344 * cfgexpand.c (tree_expand_cfg): Likewise.
345 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
346 * function.c (get_next_funcdef_no): Likewise.
347 * gengtype.c (main): Likewise.
348 * genmodes.c (main): Likewise.
349 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
350 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
351 * ifcvt.c (noce_emit_move_insn): Likewise.
352 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
354 * stor-layout.c (get_best_mode): Likewise.
355 * tree-ssa-loop-niter.c (get_val_for): Likewise.
356 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
357 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
358 perform_var_substitution, solve_graph): Likewise.
359 * tree-vrp.c (vrp_finalize): Likewise.
361 2007-02-01 Ian Lance Taylor <iant@google.com>
363 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
364 high part of a paradoxical subreg, return a constant zero.
366 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
368 * toplev.c (lang_dependent_init): Call init_set_costs.
369 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
371 2007-02-01 Richard Guenther <rguenther@suse.de>
374 * fold-const.c (fold_negate_expr): Allow negating a
375 constant if overflow does not change.
377 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
379 * doc/c-tree.texi (Expression trees): Improve markup.
380 * doc/tm.texi (Register Classes, Addressing Modes)
381 (Floating Point): Fix spacing after abbreviations. Fix some
384 2007-02-01 Ben Elliston <bje@au.ibm.com>
386 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
387 * doc/contrib.texi: Likewise.
388 * doc/install.texi: Likewise.
390 2007-01-31 Richard Henderson <rth@redhat.com>
391 Ian Lance Taylor <iant@google.com>
393 * lower-subreg.c: New file.
394 * rtl.def (CONCATN): Define.
395 * passes.c (init_optimization_passes): Add pass_lower_subreg and
397 * emit-rtl.c (update_reg_offset): New static function, broken out
398 of gen_rtx_REG_offset.
399 (gen_rtx_REG_offset): Call update_reg_offset.
400 (gen_reg_rtx_offset): New function.
401 * regclass.c: Revert patch of 2006-03-05, restoring
403 (clear_reg_info_regno): New function.
404 * dwarf2out.c (concatn_loc_descriptor): New static function.
405 (loc_descriptor): Handle CONCATN.
406 * common.opt (fsplit_wide_types): New option.
407 * opts.c (decode_options): Set flag_split_wide_types when
409 * timevar.def (TV_LOWER_SUBREG): Define.
410 * rtl.h (gen_reg_rtx_offset): Declare.
411 (reg_scan_update): Declare.
412 * regs.h (clear_reg_info_regno): Declare.
413 * tree-pass.h (pass_lower_subreg): Declare.
414 (pass_lower_subreg2): Declare.
415 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
416 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
418 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
419 * Makefile.in (OBJS-common): Add lower-subreg.o.
420 (lower-subreg.o): New target.
422 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
424 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
426 2007-01-31 Anatoly Sokolov <aesok@post.ru>
429 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
431 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
434 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
436 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
438 * cfgloop.h: Include vec-prim.h.
439 (enum li_flags): Remove LI_ONLY_OLD.
440 (loop_iterator): Changed.
441 (fel_next, fel_init): Iterate over loop tree.
442 (FOR_EACH_LOOP_BREAK): New macro.
443 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
445 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
446 * modulo-sched.c (sms_schedule): Ditto.
447 * tree-vectorizer.c (vectorize_loops): Ditto.
448 * doc/loop.texi: Update information on loop numbering and behavior of
449 FOR_EACH_LOOP wrto new loops.
450 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
451 add_to_evolution_1): Test nestedness of loops instead of comparing
453 * tree-chrec.c (chrec_fold_plus_poly_poly,
454 chrec_fold_multiply_poly_poly, chrec_evaluate,
455 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
456 reset_evolution_in_loop): Ditto.
457 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
459 2007-01-31 Dirk Mueller <dmueller@suse.de>
461 * c-common.c (warn_about_parentheses): Separate warning about
462 un-parenthized sequence of comparison operators from the one
463 which is supposed to warn about x <= y <= z.
465 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
467 * optabs.h (enum optab_index): Add new OTI_isinf.
468 (isinf_optab): Define corresponding macro.
469 * optabs.c (init_optabs): Initialize isinf_optab.
470 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
472 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
473 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
475 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
476 expand_builtin_interclass_mathfn.
477 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
478 * config/i386/i386.md (UNSPEC_FXAM): New constant.
479 (fxam<mode>2_i387): New insn pattern.
480 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
481 built-in functions as x87 inline asm.
483 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
485 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
487 2007-01-30 Eric Christopher <echristo@apple.com>
489 * config.gcc: Add geode.
491 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
493 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
494 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
495 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
496 value-prof.c: Fix comment typos.
498 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
501 * doc/invoke.texi (Wpointer-arith): Document warning.
503 2007-01-30 Janis Johnson
505 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
506 the list of discrepancies from the draft TR.
508 2007-01-30 Dirk Mueller <dmueller@suse.de>
511 * doc/invoke.texi (-Wreturn-type): Update description to
514 2007-01-30 Richard Sandiford <richard@codesourcery.com>
516 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
518 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
520 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
521 to handle optabs that operate on floating point input argument and
522 output to integer output.
523 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
524 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
525 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
526 expand_builtin_interclass_mathfn ().
527 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
529 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
530 ilogbl built-in functions as x87 intrinsics.
532 2007-01-30 Richard Guenther <rguenther@suse.de>
535 * dwarf2out.c (reference_to_unused): Query varpool if the
538 2007-01-30 Richard Guenther <rguenther@suse.de>
541 * passes.c (execute_one_pass): Reset in_gimple_form to not
542 confuse non-unit-at-a-time mode.
544 2007-01-29 Roger Sayle <roger@eyesopen.com>
545 Richard Guenther <rguenther@suse.de>
547 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
548 avoid undefined behaviour on overflow. Use force_fit_type_double
549 to construct the constant with the specified TREE_OVERFLOW.
551 2007-01-29 Janis Johnson <janis187@us.ibm.com>
553 * config/dfp-bit.c: Add parameterized support for fp exceptions.
554 * config/dfp-bit.h: Ditto.
556 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
558 * c-decl.c (pop_scope): Replace warnings with call to
559 warn_for_unused_label.
560 * c-common.h (warn_for_unused_label): Declare.
561 * c-common.c (warn_for_unused_label): Define.
563 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
565 * tree-optimize.c (update_inlined_to_pointers): Delete unused
568 2007-01-29 Janis Johnson <janis187@us.ibm.com>
570 * Makefile.in (USER_H): Remove decfloat.h.
571 * ginclude/decfloat.h: Delete, moving contents to ...
572 * ginclude/float.h: Add support for decimal floating point,
573 guarded by __STDC_WANT_DEC_FP__.
575 2007-01-29 Mike Stump <mrs@apple.com>
577 * doc/gccint.texi (Top): Rename Loop Representation to Loop
578 Analysis and Representation to resolve case insensitive conflict.
579 * doc/loop.texi (Loop Analysis and Representation): Likewise.
581 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
583 * tree.h (struct tree_memory_tag): Add aliases member.
584 (MTAG_ALIASES): New macro.
585 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
586 (add_may_alias): Remove pointer-set. Update for may_aliases being
588 (mark_aliases_call_clobbered): Update for may_aliases being a
590 (compute_tag_properties): Ditto.
591 (create_partition_for): Ditto.
592 (compute_memory_partitions): Ditto.
593 (dump_may_aliases_for): Ditto.
594 (is_aliased_with): Ditto.
595 (add_may_alias_for_new_tag): Ditto.
596 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
597 (compute_is_aliased): New function.
598 (compute_may_aliases): Call compute_is_aliased).
599 (init_alias_info): Initialize alias_bitmap_obstack.
600 (union_alias_set_into): New function.
601 (compute_flow_sensitive_aliasing): Use union_aliases_into.
602 (have_common_aliases_p): Rewrite to take two bitmaps and use
604 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
606 (finalize_ref_all_pointers): Update for add_may_alias changes.
607 (new_type_alias): Ditto.
608 * tree-flow-inline.h (may_aliases): Return a bitmap.
609 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
610 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
611 may_aliases being a bitmap.
612 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
613 may_aliases now returns a bitmap.
614 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
616 * tree-ssa-operands.c (add_virtual_operand): Update for
617 may_aliases being a bitmap.
619 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
621 PR tree-optimization/30630
622 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
625 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
628 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
629 expanded only once even if an error occurs.
631 2007-01-29 Ben Elliston <bje@au.ibm.com>
633 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
634 (__gcov_average_profiler): Likewise.
635 (__gcov_ior_profiler): Likewise.
636 (__gcov_merge_ior): Likewise.
638 2007-01-28 Jan Hubicka <jh@suse.cz>
640 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
641 * value-prof.c (stringop_block_profile): Likewise.
643 2007-01-28 Jan Hubicka <jh@suse.cz>
645 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
646 variant handling histograms; add wrapper.
647 (clear_storage_via_libcall): Export.
648 (emit_block_move_hints): Break out from ...; add histograms.
649 (emit_block_move): ... this one.
650 (clear_storage_hints): Break out from ...; add histograms.
651 (clear_storage): ... this one.
652 (set_storage_via_memset): Handle histogram.
653 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
654 (clear_storage_hints, clear_storage_via_libcall): Declare.
655 (set_storage_via_setmem): Update prototype.
656 * doc/md.texi (movmem, setmem): Document new arguments.
658 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
660 (stringop_block_profile): New global function.
661 (tree_stringops_values_to_profile): Profile block size and alignment.
662 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
664 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
665 (stringop_block_profile): Declare.
666 * builtins.c: Include value-prof.h.
667 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
668 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
669 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
670 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
671 * profile.c (instrument_values): Add new counters.
672 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
674 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
675 (tree_init_edge_profiler): Build new profilers.
676 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
677 (pass_tree_profile): Add dump.
678 (tree_profile_hooks): Update.
679 * Makefile.in (LIBGCOV): Add new constants.
680 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
681 __gcov_ior_profiler): New.
682 * i386.md (movmem/setmem expanders): Add new optional arguments.
684 2007-01-28 David Edelsohn <edelsohn@gnu.org>
686 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
688 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
690 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
691 (tree_unswitch_single_loop): Pass eni_size_weights to
693 * tree-ssa-loop-manip.c: Include tree-inline.h.
694 (can_unroll_loop_p): Pass eni_size_weights to
696 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
697 Pass eni_size_weights to estimate_num_insns.
698 * tree.h (init_inline_once): Export.
699 * toplev.c (backend_init): Call init_inline_once.
700 * cgraphunit.c (cgraph_process_new_functions,
701 cgraph_analyze_function): Pass eni_inlining_weights to
703 * ipa-inline.c (compute_inline_parameters): Ditto.
704 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
705 to estimate_num_insns.
706 (try_unroll_loop_completely): Pass eni_size_weights to
708 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
709 ot estimate_num_insns.
710 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
711 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
712 * tree-inline.c (eni_inlining_weights, eni_size_weights,
713 eni_time_weights): New variables.
714 (init_inline_once): Initialize them.
715 (struct eni_data): Mew.
716 (estimate_num_insns_1, estimate_num_insns): Use weights.
717 * tree-inline.h (struct eni_weights_d): New.
718 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
719 (estimate_num_insns): Declaration changed.
720 * cfgloop.h (tree_num_loop_insns): Declaration changed.
721 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
722 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
724 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
726 * tree-data-ref.c (conflict_fn): Assert that the number of affine
727 relations in the conflict function is valid.
729 2007-01-27 Ian Lance Taylor <iant@google.com>
731 * common.opt: Add fstrict-overflow.
732 * opts.c (decode_options): Set flag_strict_overflow if -O2.
733 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
734 (TYPE_OVERFLOW_UNDEFINED): Define.
735 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
737 * tree.h (TYPE_TRAP_SIGNED): Don't define.
738 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
739 (fold_negate_expr): Likewise.
740 (make_range): Likewise.
741 (extract_muldiv_1): Likewise.
742 (maybe_canonicalize_comparison): Likewise.
743 (fold_comparison): Likewise.
744 (fold_binary): Likewise.
745 (tree_expr_nonnegative_p): Likewise.
746 (tree_expr_nonzero_p): Likewise.
747 * tree-vrp.c (compare_values): Likewise.
748 (extract_range_from_binary_expr): Likewise.
749 (extract_range_from_unary_expr): Likewise.
750 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
752 (nowrap_type_p): Likewise.
753 * tree-scalar-evolution.c (simple_iv): Likewise.
754 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
755 (build_range_check): Likewise.
756 (extract_muldiv_1): Likewise.
757 (fold_comparison): Likewise.
758 * tree-vrp.c (vrp_int_const_binop): Likewise.
759 (extract_range_from_unary_expr): Likewise.
760 * convert.c (convert_to_integer): Likewise.
761 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
762 (fold_comparison): Likewise.
763 (fold_binary): Likewise.
764 * optabs.c (optab_for_tree_code): Likewise.
765 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
766 * simplify-rtx.c (simplify_const_relational_operation): Check
767 flag_strict_overflow and flag_trapv.
768 (simplify_const_relational_operation): Likewise.
769 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
770 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
773 2007-01-27 Roger Sayle <roger@eyesopen.com>
775 * tree.c (tree_fold_gcd): Delete.
776 * tree.h (tree_fold_gcd): Remove prototype.
777 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
778 test whether one constant integer is a multiple of another. Instead
779 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
780 * fold-const.c (multiple_of_p): We've determined both TOP and
781 BOTTOM are integer constants so we can call int_const_binop directly
782 instead of the more generic const_binop.
784 2007-01-27 Roger Sayle <roger@eyesopen.com>
786 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
787 1*X check that the constant hasn't overflowed, to preserve the
789 (round_up): Provide an efficient implementation when rouding-up an
790 INTEGER_CST to a power-of-two.
792 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
794 * doc/sourcebuild.texi: Add comma for clarity.
795 * doc/extend.texi: Fix some typos.
796 * doc/passes.texi: Likewise.
797 * doc/cppinternals.texi: Likewise.
798 * doc/c-tree.texi: Likewise.
799 * doc/tree-ssa.texi: Likewise.
800 * doc/install.texi: Likewise.
802 2007-01-27 Jan Hubicka <jh@suse.cz>
804 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
805 (pass_sra): Do not require alias information.
806 * passes.c (init_optimization_passes): Add SRA
808 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
810 * tracer.c (rest_of_handle_tracer): We already cleaned
811 up the CFG in tracer() so don't do it here again.
812 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
813 cleanup_cfg here, either. And don't call renumber_insns.
815 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
816 and BB_HEAD are in the insn stream here. Instead make sure
817 that BB_INSN is valid on all insns. Also, do check here that
818 there are no pending branch predictions...
819 (rtl_verify_flow_info): ...instead of doing it here. Checks
820 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
823 2007-01-26 Roger Sayle <roger@eyesopen.com>
825 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
826 function to simplify/factorize operand order canonicalization.
827 (ix86_fixup_binary_operands): Reorganize using the above function.
828 (ix86_binary_operator_ok): Likewise.
830 2007-01-27 Jakub Jelinek <jakub@redhat.com>
832 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
833 file scope from optimize_attrs.
834 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
836 (optimize_attrs): Clear insn_code_values after freeing it.
838 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
840 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
841 a parts.base assignment.
843 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
845 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
846 (compute_subscript_distance, initialize_data_dependence_relation,
847 finalize_ddr_dependent, analyze_ziv_subscript,
848 analyze_siv_subscript_cst_affine,
849 compute_overlap_steps_for_affine_univar,
850 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
851 analyze_siv_subscript, analyze_miv_subscript,
852 analyze_overlapping_iterations, subscript_dependence_tester_1,
853 compute_self_dependence, free_dependence_relation): Work
854 with affine_fn instead of chrecs.
855 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
856 common_affine_function, affine_function_base,
857 affine_function_constant_p, affine_fn_op, affine_fn_plus,
858 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
859 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
860 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
861 (all_chrecs_equal_p): Removed.
862 * tree-data-ref.h (affine_fn, conflict_function): New types.
863 (struct subscript): Change type of conflicting_iterations_in_a
864 and conflicting_iterations_in_b.
866 2007-01-26 Steve Ellcey <sje@cup.hp.com>
869 * config/pa/pa.h (TARGET_HPUX_11): New.
870 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
871 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
873 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
874 Richard Guenther <rguenther@suse.de>
876 * tree-ssa-structalias.c (solve_graph): Handle case
877 we merged the variable to another.
879 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
881 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
884 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
885 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
887 2007-01-25 DJ Delorie <dj@redhat.com>
889 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
890 allow changes to modes which don't fit in those registers.
892 * reload1.c (choose_reload_regs): Check for invalid subregs before
893 computing their locations, not after.
895 2007-01-25 Geoffrey Keating <geoffk@apple.com>
898 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
899 save Altivec registers in an eh_return function.
900 (compute_vrsave_mask): Likewise.
901 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
902 for saving Altivec registers.
903 (rs6000_emit_prologue): Don't allocate stack twice in
904 eh_return function. Correct expected value of altivec_save_offset
905 when using save_world. Describe save of R0 to stack when using
906 save_world. Describe stack pointer adjustment when using
907 save_world. Remove duplicated eh_return parameter register saving.
908 Update sp_offset variable after save_world.
909 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
911 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
912 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
915 2007-01-25 Steve Ellcey <sje@cup.hp.com>
917 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
919 2007-01-25 Steve Ellcey <sje@cup.hp.com>
922 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
923 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
925 2007-01-25 Richard Guenther <rguenther@suse.de>
927 * doc/invoke.texi (-Wcoverage-mismatch): Document.
928 * common.opt (-Wcoverage-mismatch): New warning option.
929 * coverage.c (get_coverage_counts): Ignore coverage mismatch
930 if -Wcoverage-mismatch is given.
932 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
934 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
935 (ipcp_driver): Change to static definition.
936 Add dumping of the ifunctions.
937 (constant_val_insert): Remove unused parameter. Support for SSA.
938 (ipcp_propagate_const): Support for SSA.
939 (ipcp_profile_bb_print): Print only analyzed nodes.
940 (ipcp_replace_map_create): Remove support for Fortran constant
942 * ipa-prop.c (ipa_method_modify_stmt,
943 ipa_callsite_compute_param): Support for SSA.
944 * ipa-prop.h (ipcp_driver): Remove declaration.
945 (IS_VALID_TREE_MAP_INDEX): Add define.
947 2007-01-24 Geoffrey Keating <geoffk@apple.com>
949 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
951 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
954 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
955 constant argument to cabs and do it without checking for
956 -funsafe-math-optimizations.
958 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
960 * c-common.h (RID_FIRST_CXX0X): New.
961 (RID_LAST_CXX0X): New.
962 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
964 * c.opt (Wc++0x-compat): New.
965 * doc/invoke.texi (-Wc++0x-compat): Document.
967 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
969 * builtins.c (fold_builtin_carg): New.
970 (fold_builtin_1): Use it.
972 2007-01-24 Jan Hubicka <jh@suse.cz>
974 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
976 * ipa-inline.c (initial_insns, max_insns): Delete.
977 (compute_max_insns): New function.
978 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
979 of insns as base for code growth.
980 (cgraph_decide_inlining): Make initial_insns local; do not compute
982 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
983 * doc/invoke.texi (inline-unit-growth): Update docs.
985 2007-01-24 Jakub Jelinek <jakub@redhat.com>
987 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
988 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
989 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
990 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
991 for CPUs that have PTA_CX16 set.
994 * gimplify.c (omp_check_private): New function.
995 (gimplify_scan_omp_clauses): Use it for
996 firstprivate/lastprivate/reduction.
999 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
1000 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
1003 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
1004 If lower_lastprivate_clauses emits some statements, append them
1005 to dlist rather than body_p and to body_p append an initializer.
1006 (lower_omp_for): Adjust caller.
1008 2007-01-24 Steve Ellcey <sje@cup.hp.com>
1010 * target.h (globalize_decl_name): New.
1011 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
1012 * output.h (default_globalize_decl_name): New.
1013 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
1015 (globalize_decl): Ditto.
1016 (default_globalize_decl_name): New.
1017 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
1018 (ia64_handle_version_id_attribute): New.
1019 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
1020 (ia64_asm_output_external): Use globalize_decl_name instead
1022 * doc/extend.texi (version_id): New pragma.
1023 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
1025 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1027 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
1028 _uleb128_t and _Unwind_SWord with _sleb128_t.
1029 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
1030 uw_frame_state_for, uw_update_context_1): Likewise.
1031 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
1032 * unwind-pe.h (read_uleb128, read_sleb128,
1033 read_encoded_value_with_base): Likewise.
1034 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
1036 2007-01-24 Richard Guenther <rguenther@suse.de>
1038 * builtins.c (expand_builtin_cexpi): Get the fndecl
1039 for cexp in the correct way.
1041 2007-01-24 Jan Hubicka <jh@suse.cz>
1043 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
1045 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1047 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
1048 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
1049 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
1050 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
1051 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
1052 __SIZEOF_PTRDIFF_T__.
1053 * doc/cpp.texi: Documentation for the new builtin macros added.
1055 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
1057 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
1058 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
1059 instead of operands[2] to avoid access past the end of array.
1061 2007-01-24 Richard Sandiford <richard@codesourcery.com>
1063 * reload1.c (emit_reload_insns): Pass the reload register
1064 for a non-spill output reload through forget_old_reloads_1.
1066 2007-01-23 Joseph Myers <joseph@codesourcery.com>
1068 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1069 _SOFT_DOUBLE if doubles use software floating-point.
1070 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
1071 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
1072 * config/rs6000/darwin-ldouble.c: Also compile functions for
1073 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
1074 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
1075 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
1076 commented-out long double override.
1077 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
1078 * config/rs6000/eabispe.h: Likewise.
1079 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
1080 long double for non-SPE.
1081 (rs6000_handle_option): Likewise.
1082 (invalid_e500_subreg): Disallow more subregs involding DImode,
1083 DFmode, TImode or TFmode.
1084 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
1086 (legitimate_lo_sum_address_p): Also check for TFmode for E500
1088 (rs6000_legitimize_address): Also handle TFmode for E500 double.
1089 (rs6000_legitimize_reload_address): Also handle TFmode for E500
1091 (rs6000_legitimate_address): Also check for TFmode for E500
1093 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
1094 (spe_build_register_parallel): Handle TFmode and TCmode.
1095 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
1097 (function_arg): Handle TFmode and TCmode for E500 double.
1098 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
1100 (print_operand): Handle TFmode and TImode for %y.
1101 (rs6000_generate_compare): Handle TFmode comparisons for E500
1103 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
1104 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
1105 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
1106 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
1107 TFmode for E500 double.
1108 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
1109 (floatsidf2): Enable for E500 double.
1110 (movtf_softfloat): Use rs6000_nonimmediate_operand.
1111 (extenddftf2): Change to extenddftf2_fprs.
1112 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
1113 depending on TARGET_E500_DOUBLE.
1114 (extendsftf2): Enable for E500 double.
1115 (trunctfdf2): Enable for E500 double.
1116 (trunctfsf2): Change to trunctfsf2_fprs.
1117 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
1118 depending on TARGET_E500_DOUBLE.
1119 (floatsitf2): Enable for E500 double.
1120 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
1121 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
1122 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
1123 (negtf2): Change to negtf2_internal.
1124 (negtf2): New expander.
1125 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
1126 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
1127 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
1128 (movdi_internal32): Use rs6000_nonimmediate_operand.
1129 (unnamed splitter): Likewise.
1130 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
1131 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
1132 (SPE64TF, DITI): New mode macros.
1133 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
1136 (frob_<mode>_di_2): New.
1137 (frob_tf_di_8_2): New.
1138 (frob_di_df): Change to frob_di_<mode>; allow more modes.
1140 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
1142 (frob_ti_<mode>_8_2): New.
1143 (frob_ti_tf_2): New.
1144 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
1145 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
1147 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
1148 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
1149 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
1150 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
1151 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
1152 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
1155 2007-01-23 Ian Lance Taylor <iant@google.com>
1157 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
1159 (OBJS-archive): Reformat, alphabetize.
1160 (OBJS): Change out_object_file to OBJS-md.
1162 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
1164 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
1165 JUMP_P and CALL_P predicates where applicable.
1166 * config/i386/i386.c: Ditto.
1167 * config/i386/i386.md: Ditto.
1168 * config/i386/mmx.md: Ditto.
1169 * config/i386/predicates.md: Ditto.
1171 2007-01-22 Andreas Schwab <schwab@suse.de>
1173 * config/m68k/m68k.h: Fix comment.
1175 2007-01-22 Jan Hubicka <jh@suse.cz>
1177 * passes.c (init_optimization_passes): Do not rerun
1178 pass_early_warn_uninitialized.
1180 2007-01-22 Richard Guenther <rguenther@suse.de>
1182 PR tree-optimization/30038
1183 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
1185 (execute_cse_sincos_1): Likewise.
1186 (execute_cse_sincos): Likewise.
1187 (gate_cse_sincos): Likewise.
1188 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
1189 the cexpi() canonicalization of sincos().
1190 * tree-pass.h (pass_cse_sincos): Declare.
1191 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
1193 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1195 PR rtl-optimization/29329
1196 * combine.c (replaced_rhs_insn): Rename to i2mod.
1197 (replaced_rhs_value): Rename to i2mod_new_rhs.
1198 (i2mod_old_rhs): New global variable.
1199 (combine_instructions): Adjust for above change. Save a copy of
1200 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
1201 note are substituted in the second instruction.
1202 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
1203 ditch the note if it pertains to the second eliminated register
1204 and this register is mentioned in i2mod_old_rhs.
1207 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1209 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
1210 the insn to which the note was originally attached.
1212 2007-01-21 Jan Hubicka <jh@suse.cz>
1214 * ipa-inline.c (inlining_mode): Comment, move up.
1215 (cgraph_decide_inlining_incrementally): Do not perform inlining
1216 itself; fix handling of flattening of self recursive functions.
1217 (cgraph_find_cycles): Remove.
1218 (cgraph_flatten_node): Remove.
1219 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
1220 (try_inline): New function.
1221 (cgraph_early_inlining): Update call of
1222 cgraph_decide_inlining_incrementally. Apply inlining here.
1223 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
1225 2007-01-21 Dirk Mueller <dmueller@suse.de>
1228 * tree-vrp.c (check_array_bounds): do not warn
1229 about ADDR_EXPR's of ARRAY_REF's which are immediately
1230 used in binary expressions.
1232 2007-01-21 Ira Rosen <irar@il.ibm.com>
1234 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
1235 read_write_dep and macros for its access.
1236 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1237 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
1238 argument, call vect_check_interleaving for every independent pair of
1239 data-refs. Mark loads that access the same memory location as a store
1241 (vect_check_dependences): Remove.
1242 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
1243 call, fix the call to vect_analyze_data_ref_dependence.
1244 (vect_analyze_data_ref_access): For statements that access the same
1245 data-ref, check that they are not stores; for loads, check that there
1246 is no store that access the same location.
1248 2007-01-20 Roger Sayle <roger@eyesopen.com>
1249 Joseph Myers <joseph@codesourcery.com>
1251 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
1252 (-fdump-rtl-stack): Likewise.
1253 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
1254 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
1255 (-mpt-fixed): Use @minus{} for minus sign.
1256 (Using Precompiled Headers): Fix under/overfull hbox.
1258 2007-01-20 Jan Hubicka <jh@suse.cz>
1260 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
1261 place within annotation.
1263 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1265 * pa.c (output_move_double): Change array size of xoperands to 4.
1267 2007-01-20 Jan Hubicka <jh@suse.cz>
1269 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
1272 2007-01-19 Ian Lance Taylor <iant@google.com>
1274 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
1275 constant to unsigned HOST_WIDE_INT before negating.
1277 2007-01-19 Ian Lance Taylor <iant@google.com>
1279 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
1281 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
1282 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
1283 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
1284 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
1285 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
1286 (realloc_vdef, realloc_vuse): Change second parameter to
1288 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
1290 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
1291 unsigned. Change x and lim locals to unsigned.
1292 (realloc_vdef, realloc_vuse): Change num_elem parameter to
1294 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
1295 (copy_virtual_operands): Change i and n locals to unsigned.
1297 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1300 * builtins.c (fold_builtin_1): Handle builtin fdim.
1302 2007-01-20 Jan Hubicka <jh@suse.cz>
1304 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
1305 * tree-ssa-structalias.c (compute_points_to_sets): Do call
1306 init_alias_heapvars.
1307 (init_alias_heapvars): Initialize only when not already initialized.
1308 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
1310 2007-01-19 Roger Sayle <roger@eyesopen.com>
1312 * common.opt (fsigned-zeros): New command line option.
1313 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
1314 of flag_unsafe_math_optimizations.
1315 * opts.c (set_fast_math_flags): The -ffast-math command line option
1316 implies -fno-signed-zeros.
1317 (fast_math_flags_set_p): Likewise.
1319 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
1320 the documentation of -ffast-math appropriately. Wrap long lines.
1322 2007-01-19 Steve Ellcey <sje@cup.hp.com>
1324 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
1325 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
1327 2007-01-19 Tomas Bily <tbily@suse.cz>
1329 * cgraphunit.c (cgraph_finalize_function): Updating of pid
1331 (tree_init_ic_make_global_vars): New function
1332 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
1333 (tree_gen_ic_profiler): New function
1334 (tree_gen_ic_func_profiler): New function
1335 (tree_profiling): Added calling of tree_gen_ic_func_profiler
1336 (tree_profile_hooks): Added hook for indirec/virtual calls
1337 * value-prof.c (tree_find_values_to_profile): New case for
1339 (tree_values_to_profile): Call for determining indirect/virtual
1341 (tree_indirect_call_to_profile): New function
1342 (tree_ic_transform): New function
1343 (tree_ic): New function
1344 (find_func_by_pid): New function
1345 (init_pid_map): New function
1346 (tree_value_profile_transformations): Added check for
1347 indirect/virtual call transformation
1348 * value-prof.h (enum hist_type): New counter type for
1349 indirect/virtual calls
1350 (profile_hooks): Added new hook for profiling indirect/virtual
1352 * profile.c (instrument_values): New case for indirect/virtual
1354 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
1355 (GCOV_COUNTER_V_INDIR): New counter type
1356 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
1357 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
1359 * cgraph.c: Definition of cgraph_max_pid
1360 (cgraph_create_node): Default init of pid attribute
1361 * cgraph.h: Declaration of cgraph_max_pid
1362 (struct cgraph_node): Added pid attribute
1363 * libgcov.c (__gcov_indirect_call_profiler): New function
1364 (__gcov_one_value_profiler_body): New function
1365 (__gcov_one_value_profiler): Body was moved to
1366 __gcov_one_value_profiler_body and calls it
1368 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
1370 * doc/gty.texi (Options): Document the mark_hook option to GTY.
1371 * gengtype.c (write_types_data, write_func_for_structure,
1372 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
1373 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
1374 (walk_type, write_func_for_structure): Generate the mark_hook if
1377 2007-01-19 Jan Hubicka <jh@suse.cz>
1379 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
1380 'early' argument take inlining mode argument specifying whether to
1381 inline for size/speeed or all functions; add support for flattening;
1383 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
1385 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1388 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
1389 the name of the declared identifier.
1391 2007-01-19 Dirk Mueller <dmueller@suse.de>
1393 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
1394 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
1395 duplicate evaluation.
1397 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
1399 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
1400 Macroize expander using X87MODEF12 mode macro. Extend operand 1
1401 to XFMode, use acosxf2 and truncate result to requested mode.
1402 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
1403 (asin<mode>2): Similarly, with asin expanders.
1404 (*fscalexf4_i387): Rename from *fscalexf4.
1405 (expNcorexf3): New expander.
1406 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
1407 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
1408 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
1409 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
1410 patterns for SSE math.
1411 (exp10<mode>2): Similarly, with exp10 expanders.
1412 (exp2<mode>2): Similarly, with exp2 expanders.
1413 (expm1<mode>2): Similarly, with expm1 expanders.
1414 (ldexp<mode>3): Similarly, with ldexp expanders.
1415 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
1416 Use gen_truncxf<mode>2_i387_noop to truncate result.
1418 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1420 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
1421 for ColdFire targets.
1423 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
1424 Richard Sandiford <richard@codesourcery.com>
1426 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
1427 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
1428 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
1429 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
1430 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
1431 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
1433 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1435 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
1436 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
1437 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
1438 (*adddi_dilshr32_cf): New pattern.
1439 (adddi3, subdi3): Remove first alternatives.
1441 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1443 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
1444 implemented using move.l, do not use its cc result for floating-point
1447 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1449 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
1450 from accepting 's' constraints if flag_pic.
1452 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1454 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
1455 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
1456 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
1457 condition from TARGET_68881 to TARGET_HARD_FLOAT.
1459 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
1461 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
1462 ColdFire alternatives.
1463 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
1464 * config/m68k/m68k.md (clzsi2): Define for ColdFire
1465 architectures that support ff1 instruction.
1467 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1468 Julian Brown <julian@codesourcery.com>
1470 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
1471 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
1472 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
1475 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1477 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
1479 (output_move_const_into_data_reg, output_move_simode_const): Delete.
1480 * config/m68k/m68k.c (const_method, const_int_cost): Take a
1481 HOST_WIDE_INT instead of an rtx.
1482 (m68k_rtx_costs): Update call accordingly.
1483 (output_move_const_into_data_reg): Likewise. Fix formatting.
1484 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
1486 (output_move_simode_const): Update calls after above changes.
1487 Rework to use automatic variables and predicates like MEM_P.
1488 * config/m68k/m68k.md (pushexthisi_const): Update call to
1491 2007-01-19 Dirk Mueller <dmueller@suse.de>
1493 * tree-ssa-alias.c (perform_var_substitution): Fix typo
1496 2007-01-19 Richard Guenther <rguenther@suse.de>
1498 * builtins.c (expand_builtin_cexpi): Fall back to expanding
1499 via cexp in case sincos is not available.
1501 2007-01-19 Richard Guenther <rguenther@suse.de>
1503 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
1504 * defaults.h (TARGET_HAS_SINCOS): Default to off.
1505 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
1506 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
1507 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
1508 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
1509 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
1510 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
1512 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
1514 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
1516 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
1517 (atan2xf3): Directly generate RTL pattern.
1518 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
1519 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
1520 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1521 disable patterns for SSE math.
1522 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
1523 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
1524 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1525 disable patterns for SSE math.
1527 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
1529 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
1531 2007-01-18 Roger Sayle <roger@eyesopen.com>
1533 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
1534 VIEW_CONVERT_EXPR to the same type as it's operand.
1536 2007-01-18 David Edelsohn <edelsohn@gnu.org>
1538 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
1539 configured for long double 128.
1541 2007-01-18 Mike Stump <mrs@apple.com>
1543 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
1546 2007-01-18 Michael Meissner <michael.meissner@amd.com>
1548 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
1551 2007-01-18 Jan Hubicka <jh@suse.cz>
1553 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
1554 greater than NUM_VOP_FREE_BUCKETS.
1556 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
1558 * tree-ssa-structalias.c: Update comments.
1559 (ptabitmap_obstack): Removed.
1561 (oldpta_obstack): Ditto.
1562 (stats): Add a few members.
1563 (struct variable_info): Remove node, complex, address_taken, and
1564 indirect_target members. Add oldsolution member.
1565 (new_var_info): Do not initialize removed members.
1566 (constraint_expr_type): Remove INCLUDES.
1567 (constraint_graph): Add size, implicit_preds, rep,
1568 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
1569 (FIRST_REF_NODE): New macro.
1570 (LAST_REF_NODE): Ditto.
1571 (FIRST_ADDR_NODE): Ditto.
1572 (find): New function.
1574 (dump_constraint): Do not handle INCLUDES.
1575 (insert_into_complex): Do not insert duplicate constraints.
1576 (condense_varmap_nodes): Renamed and rewritten into ...
1577 (merge_node_constraints): This. Also fix bug in handling of
1578 offseted copy constraints.
1579 (clear_edges_for_node): No longer need to deal with preds at all,
1580 or removing associated preds/succs.
1581 (merge_graph_nodes): Deal with indirect_cycles.
1582 Don't deal with predecessors.
1583 (add_implicit_graph_edge): New function.
1584 (add_pred_graph_edge): Ditto.
1585 (add_graph_edge): Don't deal with predecessors.
1586 (build_constraint_graph): Removed.
1587 (build_pred_graph): New function.
1588 (build_succ_graph): Ditto.
1589 (struct scc_info): Removed in_component. Added roots, dfs, and
1590 node_mapping. Remove visited_index, unification_queue.
1591 (scc_visit): Deal with union-find we do now.
1592 Deal with cycles with REF nodes.
1593 (collapse_nodes): Renamed and rewritten to ...
1594 (unify_nodes): This.
1595 (process_unification_queue): Removed.
1596 (topo_visit): Cleanup
1597 (do_da_constraint): Use find.
1598 (do_sd_constraint): Ditto.
1599 (do_ds_constraint): Ditto.
1600 (do_complex_constraint): Ditto.
1601 (init_scc_info): Update for removed and added members.
1602 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
1603 (find_indirect_cycles): This.
1604 (equivalence_class): New variable.
1605 (label_visit): New function.
1606 (perform_variable_substitution): Rewritten.
1607 (free_var_substitution_info): New function.
1608 (find_equivalent_node): Ditto.
1609 (move_complex_constraints): Ditto.
1610 (eliminate_indirect_cycles): Ditto.
1611 (solve_graph): Only propagate changed bits.
1612 Use indirect cycle elimination.
1614 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
1615 (tree_id_eq): Renamed to ...
1616 (tree_vi_eq): This. Update for member change
1617 (insert_id_for_tree): Renamed and rewritten to ...
1618 (insert_vi_for_tree): This.
1619 (lookup_id_for_tree): Renamed and rewritten to ...
1620 (lookup_vi_for_tree): This.
1621 (get_id_for_tree): Renamed and rewritten to ...
1622 (get_vi_for_tree): Ditto.
1623 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
1624 (process_constraint): Don't handle INCLUDES.
1625 Remove special ADDRESSOF case.
1626 (find_func_aliases): Rewrite to use vi functions instead of id
1628 (create_function_info_for): Ditto.
1629 (create_variable_info_for): Ditto.
1630 (intra_create_variable_infos): Ditto.
1631 (merge_smts_into): Ditto.
1632 (find_what_p_points_to): Ditto.
1633 (init_base_vars): Ditto.
1634 (init_alias_vars): Ditto.
1635 (remove_preds_and_fake_succs): New function.
1636 (dump_sa_points_to_info): Dump new stats.
1637 (dump_solution_for_var): Use find.
1638 (set_used_smts): Fix formatting.
1639 (compute_points_to_sets): Updated for new functions.
1640 (ipa_pta_execute): Ditto.
1642 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1643 Richard Sandiford <richard@codesourcery.com>
1645 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
1647 * calls.c (expand_call): If the return value is a PARALLEL,
1648 extract its first member.
1649 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
1650 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
1651 use FUNCTION_EXTRA_EPILOGUE.
1652 (m68k_function_value): Return a PARALLEL if the return value
1653 is of a pointer type.
1654 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
1655 (FUNCTION_EXTRA_EPILOGUE): Remove.
1656 * config/m68k/m68k.md (D0_REG): New constant.
1658 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1660 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
1661 output a NOP for empty epilogues.
1663 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1665 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
1666 before function. Extend register save check to include all
1667 registers, not just integer ones.
1669 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1671 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
1672 (m68k_use_return_insn): ...this.
1673 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
1674 * config/m68k/m68k.c (use_return_insn): Rename to...
1675 (m68k_use_return_insn): ...this.
1676 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
1679 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1681 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
1682 nearest even, fix denormal rounding overflow.
1684 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1686 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
1687 f%$smove and f%$move.
1688 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
1689 (extendsfdf2_cf): Use fdmove instead of f%&move.
1690 (truncdfsf2_cf): Use fsmove instead of f%$smove.
1691 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
1693 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1695 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
1698 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1700 * real.h (real_format): Add a canonical_nan_lsbs_set field.
1701 (coldfire_single_format): Declare.
1702 (coldfire_double_format): Likewise.
1703 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
1704 of qnan_msb_set to determine the lower bits of a canonical
1706 (encode_ieee_double): Likewise.
1707 (encode_ieee_quad): Likewise.
1708 (ieee_single_format): Initialize canonical_nan_lsbs_set.
1709 (mips_single_format): Likewise.
1710 (ieee_double_format): Likewise.
1711 (mips_double_format): Likewise.
1712 (ieee_extended_motorola_format): Likewise.
1713 (ieee_extended_intel_96_format): Likewise.
1714 (ieee_extended_intel_128_format): Likewise.
1715 (ieee_extended_intel_96_round_53_format): Likewise.
1716 (ibm_extended_format): Likewise.
1717 (mips_extended_format): Likewise.
1718 (ieee_quad_format): Likewise.
1719 (mips_quad_format): Likewise.
1720 (vax_f_format): Likewise.
1721 (vax_d_format): Likewise.
1722 (vax_g_format): Likewise.
1723 (i370_single_format): Likewise.
1724 (i370_double_format): Likewise.
1725 (decimal_single_format): Likewise.
1726 (decimal_double_format): Likewise.
1727 (decimal_quad_format): Likewise.
1728 (c4x_single_format): Likewise.
1729 (c4x_extended_format): Likewise.
1730 (real_internal_format): Likewise.
1731 (coldfire_single_format): New real_format.
1732 (coldfire_double_format): Likewise.
1733 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
1734 canonical_nan_lsbs_set.
1735 (pdp11_d_format): Likewise.
1736 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
1737 if TARGET_COLDFIRE_CPU.
1739 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1741 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
1742 (output_call, m68k_legitimize_call_address): Declare.
1743 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
1744 parenthesees. Add support for a 'W' constraint.
1745 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
1746 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
1747 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
1748 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
1750 (override_options): Initialize them. Do not set flag_no_function_cse
1751 for TARGET_ID_SHARED_LIBRARY.
1752 (m68k_output_pic_call): Delete.
1753 (m68k_legitimize_call_address): New function.
1754 (print_operand): Remove the %o prefix. Handle the %p prefix.
1755 (output_call): New function.
1756 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
1757 target address from the GOT if symbolic jumps are not allowed.
1758 * config/m68k/m68k.md (call, general_operand): Do not set
1759 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
1760 Merge separate flag_pic and !flag_pic define_insns into...
1761 (*call, *call_value): ...these new patterns. Match the address
1762 rather than the containing MEM and require it to be a call_operand.
1763 Use output_call to generate the asm template.
1764 * config/m68k/predicates.md (const_call_operand): New predicate.
1765 (call_operand): Likewise.
1767 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1769 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
1770 (STACK_GROWS_DOWNWARD): Define to 1.
1771 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
1772 comments, emphasizing that these values are only defaults.
1773 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
1774 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
1776 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1778 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
1780 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1781 Richard Sandiford <richard@codesourcery.com>
1783 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
1784 (FP_REGNO_P): New macros.
1785 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
1786 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
1787 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
1788 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
1790 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1792 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
1793 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
1795 * config/m68k/t-floatlib: New file, extracting common code from...
1796 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1797 * config/m68k/t-uclinux: Here.
1798 * config/m68k/fpgnulib.c: Do not compile extendeed precision
1799 routines on ColdFire targets.
1801 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1803 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
1804 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
1805 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
1806 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
1807 explicitly set MOTOROLA to 1.
1808 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
1810 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1811 Nathan Sidwell <nathan@codesourcery.com>
1813 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
1814 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
1815 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
1816 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
1817 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
1818 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
1819 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
1820 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
1821 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
1822 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
1823 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
1824 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
1825 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
1826 (DBX_REGISTER_NUMBER): Delete.
1827 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
1828 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
1829 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
1831 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1833 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
1834 * config/flat.h: New file.
1835 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
1837 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
1838 indirect references for -msep-data or -mid-shared-library.
1839 Do not use PC-relative code addresses either.
1840 * config/m68k/m68k.c (override_options): Restrict -fPIC error
1842 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
1843 for shared libraries and crt1.o for executables. Use crti.o and
1845 (ENDFILE_SPEC): Use crtend.o and crtn.o.
1846 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
1847 Do not add -elf2flt or -shared-lib-id options here.
1848 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
1849 Pass -shared-lib-id if -mid-shared-library, taking the library
1850 identifier from -mshared-library-id if given, otherwise
1852 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
1853 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
1854 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
1855 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
1856 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
1857 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
1859 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
1860 jump sequence for ISA A and ISA A+.
1861 (PICJUMP): Likewise.
1863 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1865 * config.gcc (m68k-*-uclinux*): Base the port on the common
1866 and m68k GNU/Linux files rather than on the generic ELF ones.
1867 * config/m68k/uclinux.h (TARGET_VERSION): Override.
1868 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1870 2007-01-18 Julian Brown <julian@codesourcery.com>
1871 Richard Sandiford <richard@codesourcery.com>
1873 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
1874 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
1875 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
1877 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
1879 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
1881 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1883 * doc/install.texi: Document m68k-uclinuxoldabi.
1884 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
1885 * config/m68k/uclinux-oldabi.h: New file, copied from
1886 config/m68k/uclinux.h.
1888 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
1890 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
1891 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
1892 (m32r_compute_frame_size): Use unsigned for regno.
1893 (m32r_reload_lr): Use gen_frame_mem.
1895 (m32r_output_function_epilogue): Don't output the function epilogue
1897 (m32r_expand_epilogue): New.
1898 (direct_return): Return false if the function has the interrupt
1900 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
1901 * config/m32r/m32r.md (epilogue): New expander.
1902 (return_lr, return_rte): New insns.
1903 (return): Make it expander.
1904 (return_normal): New expander.
1906 2007-01-18 Josh Conner <jconner@apple.com>
1909 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
1910 support for UNLE, UNLT, UNGE, and UNGT.
1912 2007-01-18 Jan Hubicka <jh@suse.cz>
1914 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
1915 * tree-tailcall (add_virtual_phis): Likewise.
1916 (optimize_tail_call): Return TODOs.
1917 (execute_tail_calls): Return TODOs.
1918 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
1919 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
1921 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
1922 Cleanup cfg using TODO.
1923 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
1924 * passes.c (execute_function_todo): When cleanup did something, remove
1926 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
1927 (make_edges): Don't cleanup_cfg.
1929 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
1931 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
1932 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
1933 operate on the top of stack.
1934 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
1935 register handling of instructions that output to the second
1937 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
1938 (move_for_stack_reg): Special-case check for dead destination
1939 stack slot for constant load of 1.0 inside UNSPEC_TAN.
1941 * config/i386/i386.md (UNSPEC_TAN): New constant.
1942 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
1943 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
1944 to correctly model move of constant 1.0 to top stack slot.
1945 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
1946 (unnamed peephole2 pattern): Remove corresponding peephole2
1947 pattern that optimizes tan insn and loading of constant 1.0.
1948 (tanxf2): Use fptanxf4_i387.
1949 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
1950 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
1951 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1952 disable patterns for SSE math.
1953 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
1954 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
1956 2007-01-18 Dirk Mueller <dmueller@suse.de>
1957 Richard Guenther <rguenther@suse.de>
1960 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
1961 * common.opt (Warray-bounds): Add new warning option.
1962 * c-opts.c (c_common_handle_option): Define -Warray-bounds
1964 * Makefile.in: make tree-vrp.o depend on toplev.h
1965 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
1967 (check_array_refs, check_array_bounds, check_array_ref): New.
1969 2007-01-18 Jan Hubicka <jh@suse.cz>
1971 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
1972 (execute_ssa_ccp): Return flags conditionally.
1973 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
1975 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
1977 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
1979 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
1980 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
1982 * Makefile.c (GTFILES): Add cfglayout.h.
1983 * gengtype.c (open_base_files): Likewise.
1984 * cfglayout.c (cfg_layout_function_footer,
1985 cfg_layout_function_header) Reindent to make gengtype happy.
1986 * cfglayout.h (cfg_layout_function_footer,
1987 cfg_layout_function_header): Add GTY(()) marker.
1989 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
1991 2007-01-18 Ben Elliston <bje@au.ibm.com>
1993 * genautomata.c (write_automata): Include xstrerror output in the
1994 error message if writing the DFA description file fails.
1996 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
1998 * config/mips/mips-protos.h (mips_output_external): Make it
2000 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
2001 * config/mips/mips.c (irix_output_external_libcall): Likewise.
2002 (extern_list): Likewise.
2003 (extern_head): Likewise.
2004 (TARGET_ASM_FILE_END): Likewise.
2005 (mips_file_end): Likewise.
2006 (mips_output_external): Rewritten.
2008 2007-01-18 Ben Elliston <bje@au.ibm.com>
2010 * genpreds.c (write_insn_preds_c): Only write out the function
2011 body for regclass_for_constraint if we have register constraints.
2013 2007-01-17 Tom Tromey <tromey@redhat.com>
2015 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
2016 * doc/install.texi (Testing): Use sourceware.org.
2017 (Binaries): Likewise.
2018 (Specific): Likewise.
2019 * doc/contrib.texi (Contributors): Use sourceware.org.
2021 2007-01-17 Anatoly Sokolov <aesok@post.ru>
2023 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
2024 (AVR_ENHANCED): Rename to ...
2025 (AVR_HAVE_MUL): ... new.
2026 (avr_enhanced_p): Rename to ...
2027 (avr_have_mul_p): ... new.
2028 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
2029 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
2030 * config/avr/avr.c (avr_enhanced_p): Rename to ...
2031 (avr_have_mul_p): ... new.
2032 (base_arch_s): Rename 'enhanced' to 'have_mul'.
2033 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
2034 'avr_enhanced_p' and 'enhanced'.
2035 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
2036 AVR_HAVE_MUL instead of AVR_ENHANCED.
2037 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
2038 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
2039 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
2040 instead of AVR_ENHANCED.
2041 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
2042 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
2043 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
2045 2007-01-17 Ian Lance Taylor <iant@google.com>
2047 * vec.h (VEC_reserve_exact): Define.
2048 (vec_gc_p_reserve_exact): Declare.
2049 (vec_gc_o_reserve_exact): Declare.
2050 (vec_heap_p_reserve_exact): Declare.
2051 (vec_heap_o_reserve_exact): Declare.
2052 (VEC_OP (T,A,reserve_exact)): New static inline function, three
2054 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
2056 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
2057 (VEC_OP (T,A,copy)) [all versions]: Likewise.
2058 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
2059 * vec.c (calculate_allocation): Add exact parameter. Change all
2061 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
2062 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
2063 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
2064 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
2065 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
2066 (vec_heap_p_reserve_exact): New function.
2067 (vec_heap_o_reserve_exact): New function.
2069 2007-01-17 Jan Hubicka <jh@suse.cz>
2071 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
2073 2007-01-17 Eric Christopher <echristo@apple.com>
2075 * config.gcc: Support core2 processor.
2077 2007-01-16 Jan Hubicka <jh@suse.cz>
2079 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
2080 the names, just unlink the chain so we don't crash on dangling pointers
2083 2007-01-16 Jan Hubicka <jh@suse.cz>
2085 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
2086 * tree-pass.h: Reorder to make IPA passes appear toegher.
2087 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
2088 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
2089 parameters, do not call early inliner.
2090 * ipa-inline.c: Update comments. Include tree-flow.h
2091 (cgraph_decide_inlining): Do not compute inlining parameters.
2092 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
2093 be called with function context set up.
2094 (pass_ipa_inline): Remove unreachable functions before pass.
2095 (cgraph_early_inlining): Simplify assuming to be called from the
2097 (pass_early_inline): New pass.
2098 (cgraph_gate_ipa_early_inlining): New gate.
2099 (pass_ipa_early_inline): Turn into simple wrapper.
2100 (compute_inline_parameters): New function.
2101 (gate_inline_passes): New gate.
2102 (pass_inline_parameters): New pass.
2103 (apply_inline): Move here from tree-optimize.c
2104 (pass_apply_inline): New pass.
2105 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
2107 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
2109 (tree_function_versioning): Do not allocate dummy struct function.
2110 * tree-inline.h (optimize_inline_calls): Update prototype.
2111 * tree-optimize.c (execute_fixup_cfg): Export.
2112 (pass_fixup_cfg): Remove
2113 (tree_rest_of_compilation): Do not apply inlines.
2114 * tree-flow.h (execute_fixup_cfg): Declare.
2115 * Makefile.in (gt-passes.c): New.
2116 * passes.c: Include gt-passes.h
2117 (init_optimization_passes): New passes.
2118 (nnodes, order): New static vars.
2119 (do_per_function_toporder): New function.
2120 (execute_one_pass): Dump current pass here.
2121 (execute_ipa_pass_list): Don't dump current pass here.
2123 2007-01-16 Janis Johnson <janis187@us.ibm.com>
2125 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
2126 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
2128 2007-01-16 David Edelsohn <edelsohn@gnu.org>
2130 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
2131 (strong_alias): Define.
2132 (__gcc_qmul): Provide non-FMA for soft-float.
2138 (__gcc_qunord): New.
2148 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
2149 soft-float functions.
2150 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
2151 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
2152 about long double soft float.
2154 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
2155 Tehila Meyzels <tehila@il.ibm.com>
2157 * tree-vectorizer.h (is_pattern_stmt_p): New.
2158 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
2159 formatting (tabs instead of spaces). Cleanup and clarify setting
2160 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
2161 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
2162 (vectorizable_type_demotion): Check that types are integral.
2163 (vectorizable_type_promotion): Likewise.
2164 (vectorizable_store): Fix typo. Eliminate new-line at end of
2167 2007-01-16 Jan Hubicka <jh@suse.cz>
2169 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
2172 2007-01-15 Eric Christopher <echristo@apple.com>
2174 * ifcvt.c: Include vec.h, vecprim.h.
2175 (check_cond_move_block): New argument regs.
2176 Reorganize. Add registers used to regs.
2177 (cond_move_process_if_block): Use regs set above as
2180 2007-01-15 Eric Christopher <echristo@apple.com>
2182 * config/darwin.h: Update copyright.
2183 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
2184 (LINK_COMMAND_SPEC): Add -u.
2185 (LINK_SPEC): Fix umbrella for above.
2187 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
2189 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
2192 2007-01-15 Tom Tromey <tromey@redhat.com>
2194 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
2195 * doc/install.texi (Testing): Don't mention jacks.
2196 (Configuration): Document --enable-java-maintainer-mode. Move
2197 --with-java-home to libgcj-specific section. Document
2199 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
2201 2007-01-15 Jan Hubicka <jh@suse.cz>
2203 * tree-ssa-dce.c (DCE_TODOs): New.
2204 (propagate_necessity): Return if something changed.
2205 (eliminate_unnecessary_stmts): Likewise.
2206 (perform_tree_ssa_dce): Return TODO flags when needed.
2207 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
2209 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
2211 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
2212 (fyl2x_extend<mode>xf3_i387): New insn pattern.
2213 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
2214 patterns using X87MODEF12 mode macro. Extend operand 1
2215 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
2216 (log10<mode>2): Ditto.
2217 (log2<mode>2): Ditto.
2218 (log1p<mode>2): Ditto.
2219 (logb<mode>2): Ditto.
2220 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
2221 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
2222 (*fxtractxf3_i387): Rename from *fxtractxf3.
2223 (fxtract_extend<mode>xf3_i387): New insn pattern.
2224 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
2225 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
2226 and gen_fyl2xxf3_i387().
2228 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2230 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
2231 * cfgloopmanip.c (fix_loop_placement): Made static. Use
2232 get_loop_exit_edges. Changed return type to bool.
2233 * cfgloop.h (fix_loop_placement): Declaration removed.
2235 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
2237 * param.h (MIN_VECT_LOOP_BOUND): New.
2238 * params.def (MIN_VECT_LOOP_BOUND): New.
2239 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
2240 argument - minimum threshold for number of iterations.
2241 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
2242 argument to declaration.
2243 * tree-vect-analyze.c (vect_analyze_operations): Check value of
2244 MIN_VECT_LOOP_BOUND.
2245 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
2246 slpeel_tree_peel_loop_to_edge with additional argument.
2247 (vect_do_peeling_for_alignment): Likewise.
2248 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
2250 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
2253 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
2256 2007-01-14 Jan Hubicka <jh@suse.cz>
2258 * tree-dfa.c (remove_referenced_var): New function.
2259 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
2260 prune referenced vars list too.
2261 * tree-flow.h (remove_referenced_var): Declare.
2263 2007-01-14 Jan Hubicka <jh@suse.cz>
2265 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
2267 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
2268 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
2269 * except.h (verify_eh_throw_table_statements): Kill prototype.
2270 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
2271 into call exrepssions.
2272 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
2274 * tree-cfg.c: Include pointer-set.h.
2275 (verify_node_sharing): Work on pointer set.
2276 (verify_eh_throw_stmt_node): New.
2277 (verify_stmts): Use pointers sets, verify throw_stmt.
2279 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
2281 * ipa-reference.c (analyze_function): Consider also addresses taken
2284 2007-01-12 Roger Sayle <roger@eyesopen.com>
2286 * c-typeck.c (null_pointer_constant_p): Replace use of
2287 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2288 (build_c_cast): Likewise.
2290 2007-01-12 Roger Sayle <roger@eyesopen.com>
2292 * tree.h (force_fit_type_double): Remove unused final argument.
2293 * c-common.c (constant_expression_warning): Replace use of
2294 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2295 (convert_and_check): Likewise.
2296 (shorten_compare): Update call to force_fit_type_double.
2297 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
2298 * convert.c (convert_to_pointer): Update call to
2299 force_fit_type_double.
2300 * fold-const.c (force_fit_type_double): Remove overflowed_const
2302 (int_const_binop, fold_convert_const_int_from_int,
2303 fold_convert_const_int_from_real, fold_div_compare,
2304 fold_sign_changed_comparison, fold_unary, fold_negate_const,
2305 fold_abs_const, fold_not_const): Remove the final argument from
2306 calls to force_fit_type_double.
2308 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2310 * configure.ac: Set insn to "nop" for spu-*-* also.
2311 * configure: Regenerate.
2313 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
2315 * builtins.def : Add BUILT_IN_FREE.
2317 2007-01-12 Jan Hubicka <jh@suse.cz>
2319 PR tree-optimization/30443
2320 * tree-inline.c (tree_function_versioning): Do not optimize when
2321 cloning for inlining.
2323 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
2325 * doc/loop.texi: Document recording of loop exits.
2326 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
2327 (update_single_exits_after_duplication,
2328 update_single_exit_for_duplicated_loop,
2329 update_single_exit_for_duplicated_loops): Removed.
2330 (duplicate_loop_to_header_edge): Do not call
2331 update_single_exits_after_duplication and
2332 update_single_exit_for_duplicated_loops.
2333 (loop_version): Do not update single_exit information.
2334 (fix_loop_structure): Use record_loop_exits instead of
2335 mark_single_exit_loops.
2336 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
2337 the lists of loop exits.
2338 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
2339 split_edge, merge_blocks): Update the lists of loop exits.
2340 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
2341 loop_optimizer_init.
2342 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
2343 of mark_single_exit_loops.
2344 (loop_optimizer_finalize): Call release_recorded_exits.
2345 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
2346 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
2347 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
2348 update single exit information.
2349 * lambda-code.c (perfect_nestify): Ditto.
2350 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
2351 (mark_single_exit_loops): Removed.
2352 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
2353 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
2354 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
2356 (get_loop_exit_edges, single_exit): Use recorded exit lists.
2357 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
2358 (verify_loop_structure): Verify consistency of the exit lists.
2359 (flow_loops_find): Use alloc_loop. Initialize exits hash.
2360 (set_single_exit): Removed.
2361 * cfgloop.h (struct loop_exit): New function.
2362 (struct loop): single_exit_ field replaced by exits field.
2363 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
2364 (struct loops): Added exits hash.
2365 (mark_single_exit_loops, set_single_exit): Declaration removed.
2366 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
2368 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2370 * doc/invoke.texi: Avoid use of @headitem.
2372 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2374 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
2376 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2378 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
2381 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2382 Richard Sandiford <richard@codesourcery.com>
2384 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
2385 * config/m68k/m68k.opt: Resort options.
2386 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
2388 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2389 Richard Sandiford <richard@codesourcery.com>
2391 * doc/invoke.texi: Document the macros that are defined by
2392 m68k's -mtune and -mhard-float options.
2393 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
2394 (m68k_cpp_cpu_family): Likewise.
2395 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
2396 of __ucfv*__ macros. Define __mcffpu__ if generating code for
2397 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
2398 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
2399 (m68k_cpp_cpu_family): Likewise.
2401 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2403 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
2404 macros besides mc68000 as tuning macros. Use a switch statement
2405 to set them and mcpu32.
2407 2007-01-12 Julian Brown <julian@codesourcery.com>
2409 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
2410 (TARGET_68040_ONLY): Rename to...
2411 (TARGET_68040): ...this.
2412 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
2413 * config/m68k/m68k.md: Likewise.
2415 2007-01-12 Julian Brown <julian@codesourcery.com>
2416 Nathan Sidwell <nathan@codesourcery.com>
2417 Richard Sandiford <richard@codesourcery.com>
2419 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
2420 the -mcpu= argument associated with the --with-cpu setting.
2421 Define M68K_DEFAULT_TUNE to the default -mtune= option,
2422 if different from the one implied by the -mcpu setting.
2423 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
2424 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
2425 * doc/invoke.texi: Mention ColdFire in the introduction to the
2426 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
2427 -mno-div and -mhard-float options. Make -m68881 a synonym for
2428 -mhard-float. Document the previously-undocumented -m5206e,
2429 -m528x, -m5307 and -m5407 options. Tweak the existing option
2430 documentation for consistency.
2431 * doc/install.texi: Mention new --with-cpu arguments.
2432 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
2433 default CPU if neither -mcpu nor -march are specified.
2434 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
2435 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
2436 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
2437 using m68k_tune to decide between families that implement the
2438 same ISA. Use m68k_tune to set __mcfv4e__.
2439 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
2440 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
2441 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
2442 (FL_ISA_C, FL_ISA_MMU): New macros.
2443 (MASK_COLDFIRE): Delete.
2444 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
2445 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
2446 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
2447 (TARGET_HARD_FLOAT): Do not define here.
2448 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
2449 (TUNE_68000): New macro.
2450 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
2451 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
2452 (TUNE_CFV2): Redefine in terms of m68k_tune.
2453 (uarch_type, target_device, fpu_type): New enums.
2454 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
2455 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
2456 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
2457 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
2458 (FL_FOR_isa_c): New macros.
2459 (m68k_isa): New enum.
2460 (m68k_target_selection): New structure.
2461 (all_devices, all_isas, all_microarchs): New tables.
2462 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
2463 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
2464 (MASK_ALL_CPU_BITS): Delete.
2465 (m68k_find_selection): New function.
2466 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
2467 Map the legacy target options to a combination of the new ones.
2468 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
2469 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
2470 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
2472 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
2473 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
2475 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
2476 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
2477 * config/m68k/m68k-devices.def: New file.
2479 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2480 Nathan Sidwell <nathan@codesourcery.com>
2482 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
2483 (SUBTARGET_EXTRA_SPECS): New macros.
2484 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
2485 use %(asm_cpu_spec) instead.
2486 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
2487 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
2488 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
2489 (EXTRA_SPECS): Rename to...
2490 (SUBTARGET_EXTRA_SPECS): ...this.
2492 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2493 Richard Sandiford <richard@codesourcery.com>
2494 Julian Brown <julian@codesourcery.com>
2496 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
2497 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
2498 to the configuration's default CPU.
2499 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
2500 Remove default masks.
2501 (m680[012]0-*-*): Set the default with_cpu to the first part of
2503 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
2504 (m68k*-*-linux): Extend the --with-cpu handling to...
2505 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
2506 and m68010. Don't set target_cpu_default2.
2507 * doc/install.texi: Document --with-cpu for m68k.
2508 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
2509 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
2510 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
2511 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
2512 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
2513 (ASM_SPEC): Remove use of %(asm_cpu_default).
2514 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
2515 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
2516 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
2517 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
2518 __HAVE_FPU__ if TARGET_HARD_FLOAT.
2519 (TARGET_DEFAULT): Delete.
2520 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
2521 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
2522 (CPP_CPU_SPEC): Delete.
2523 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
2524 the appropriate string.
2525 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
2526 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
2527 (ASM_SPEC): Don't use %(asm_default_spec).
2528 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
2529 TARGET_DEFAULT and add MASK_68881.
2530 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
2532 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2534 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
2535 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
2536 MASK_68010 alongside MASK_68020.
2537 * doc/invoke.texi: Document -m68010.
2538 * config/m68k/m68k.opt (m68010): New.
2539 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
2541 (TUNE_68010): New macro.
2542 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
2543 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
2544 (M68K_CPU_m68332): Add MASK_68010.
2545 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
2546 fallback definition.
2547 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
2549 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
2550 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
2551 to all entries that use MASK_68020.
2552 (output_move_simode_const, output_move_himode, output_move_qimode)
2553 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
2554 instead of TARGET_68020 to select clr behavior. Remove comment
2555 about there being no TARGET_68010.
2556 * config/m68k/m68k.md: Likewise throughout.
2558 2007-01-12 Julian Brown <julian@codesourcery.com>
2560 * config/m68k/m68k.h (TARGET_ISAB): New macro.
2561 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
2562 * config/m68k/m68k.md: Likewise.
2564 2007-01-12 Julian Brown <julian@codesourcery.com>
2566 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
2567 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
2569 2007-01-12 Julian Brown <julian@codesourcery.com>
2571 * config/m68k/m68k.h (TUNE_68040_60): New macro.
2572 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
2573 * config/m68k/m68k.md: Likewise.
2575 2007-01-12 Julian Brown <julian@codesourcery.com>
2576 Richard Sandiford <richard@codesourcery.com>
2578 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
2579 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
2580 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
2582 (TARGET_CPU32): Rename to...
2583 (TUNE_CPU32): ...this.
2584 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
2585 (TUNE_CFV2): New macros.
2586 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
2587 remove conditions that are implied by TARGET_68020.
2588 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
2589 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
2590 (m68k_output_function_epilogue): Likewise.
2591 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
2592 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
2593 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
2594 non-68000 timings. Refactor multiplication and division costs.
2595 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
2596 TUNE_CPU32 instead of TARGET_CPU32.
2597 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
2598 and TUNE_68060 instead of TARGET_68060.
2599 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
2600 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
2602 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
2603 && !TARGET_COLDFIRE" to choose between moveq and clr.
2604 Likewise in the unnamed movsf pattern.
2605 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
2606 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
2609 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2611 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
2612 of tabbing before backslashes.
2614 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2616 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
2617 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
2618 (ASM_OUTPUT_INTERNAL_LABEL): Define.
2620 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2622 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
2623 find_interesting_uses_cond.
2624 (find_interesting_uses_cond): Use extract_cond_operands.
2625 (rewrite_use_compare): Use extract_cond_operands and
2626 force_gimple_operand_bsi. Do not call update_stmt.
2627 (determine_use_iv_cost_condition): Use extract_cond_operands.
2628 Return cheaper of using original bound and changing the exit bound.
2630 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2632 PR tree-optimization/29516
2633 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
2634 most_expensive_mult_to_index, addr_to_parts,
2635 create_mem_ref, maybe_fold_tmr): Make the type of
2636 fields of TARGET_MEM_REF sizetype.
2637 (move_fixed_address_to_symbol, move_pointer_to_base):
2639 * tree.def (TARGET_MEM_REF): Add comment on types of
2642 2007-01-11 Joseph Myers <joseph@codesourcery.com>
2644 * c-common.c (vector_types_convertible_p): Treat opaque types as
2645 always convertible if they have the same size, but not otherwise.
2647 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
2649 * ifcvt.c (struct noce_if_info): Add comments to the fields.
2650 Remove the b_unconditional field.
2651 (noce_try_sign_mask): Do not look at b_unconditional.
2652 (noce_process_if_block): Do not use merge_if_blocks. Update
2653 the CFG here. Do not set b_unconditional.
2654 (cond_move_process_if_block): Likewise.
2655 (find_cond_trap): Likewise.
2656 (check_cond_move_block): Require simple jump insns at the end
2659 2007-01-11 Jan Hubicka <jh@suse.cz>
2661 PR tree-optimization/1046
2662 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
2663 when alias info is not ready.
2664 (pass_tail_recursion): Do not require aliasing.
2665 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
2666 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
2667 * tree-ssa-copy.c (pass_copy_prop): Likewise.
2668 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
2669 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
2670 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
2671 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
2673 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
2674 When aliasing is not build, mark statement as volatile.
2676 2007-01-11 Tom Tromey <tromey@redhat.com>
2678 PR preprocessor/15185, PR preprocessor/20989:
2679 * doc/cppopts.texi <-MT>: Update description of algorithm for
2680 computing default target.
2681 <-M, -MD>: Reword "basename" text.
2683 2007-01-11 Roger Sayle <roger@eyesopen.com>
2685 * builtins.c (expand_builtin_pow, expand_builtin_powi,
2686 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
2687 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2688 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
2689 fold_builtin_bswap, real_constp, fold_builtin_pow,
2690 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
2691 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
2692 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2693 * convert.c (convert_to_pointer): Likewise.
2694 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2695 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
2696 const_binop, fold_convert_const_int_from_int,
2697 fold_convert_const_int_from_real,
2698 fold_convert_const_real_from_real, sign_bit_p,
2699 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
2700 fold_sign_changed_comparison, fold_unary, fold_comparison,
2701 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
2702 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
2703 * print-tree.c (print_node_brief, print_node): Likewise.
2704 * stor-layout.c (place_field, layout_type): Likewise.
2705 * tree-chrec.c (keep_cast): Likewise.
2706 * tree.c (build_vector, build_real, build_real_from_int_cst,
2707 build_complex): Likewise.
2709 2007-01-11 Roger Sayle <roger@eyesopen.com>
2711 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
2712 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
2714 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
2716 * configure.ac (strict1_warn): Rename to strict_warn.
2717 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
2718 cc_set_by_configure, quoted_cc_set_by_configure,
2719 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
2720 all_boot_languages, all_stagestuff): Remove.
2721 (target_list): Remove bootstrap targets.
2722 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
2723 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
2724 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
2725 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
2726 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
2727 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
2728 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
2729 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
2730 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
2731 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
2732 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
2733 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
2734 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
2735 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
2736 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
2737 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
2738 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
2739 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
2740 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
2741 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
2742 (mostlyclean): Adjust.
2743 (clean, distclean): Don't mention bootstrap stuff.
2744 * configure: Regenerate.
2745 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
2746 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
2747 treelang/config-lang.in (stagestuff): Remove.
2748 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
2749 stageprofile, stagefeedback, stagestuff): Remove mention.
2751 2007-01-11 Nick Clifton <nickc@redhat.com>
2753 * config/mcore/predicates.md (mcore_general_movesrc_operand):
2755 (mcore_general_movdst_operand): Do not accept CONST_INTs.
2756 (mcore_arith_K_S_operand): Run the test for the S constraint not
2757 the test for the M constraint.
2758 (mcore_addsub_operand): Do not accept integer values that are
2759 larger than 32 bits.
2760 * config/mcore/mcore.md: Remove unused constraints from split.
2761 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
2763 (allocate_stack): Likewise.
2764 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
2765 operands to 32 bits.
2766 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
2768 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
2769 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
2770 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
2771 mcore_output_bclri, mcore_output_andn, output_inline_const,
2772 mcore_output_move, mcore_output_movedouble): Likewise.
2773 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
2774 (output_inline_const): Likewise.
2775 (output_inline_const): Fix format strings used in sprintf
2777 * config/mcore/mcore-protos.h: Update prototypes for changed
2778 functions in mcore.c.
2779 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
2780 HOST_WIDE_INT and not int.
2781 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
2782 CONST_OK_FOR_N): Likewise.
2783 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
2784 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
2787 2007-01-10 Jan Hubicka <jh@suse.cz>
2789 * tree-vrp.c (remove_range_assertions): Release defs.
2790 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
2791 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
2793 2007-01-10 Paul Brook <paul@codesourcery.com>
2795 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
2796 * config/arm/arm.md (mulsi3subsi): New insn.
2798 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
2800 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
2801 (tree_transform_and_unroll_loop): New.
2802 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
2805 2007-01-10 Robert Kennedy <jimbob@google.com>
2807 * fold-const.c (fold_comparison): Fold comparisons like (x *
2808 1000 < 0) to (x < 0).
2810 2007-01-10 Ian Lance Taylor <iant@google.com>
2812 * tree-pretty-print.c (dump_generic_node): Print parentheses when
2813 operands have the same priority.
2815 2007-01-10 Tom Tromey <tromey@redhat.com>
2817 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
2818 (fold_binary): Likewise.
2819 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
2820 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
2821 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
2822 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
2823 * langhooks.h (struct lang_hooks): Removed field
2824 'can_use_bit_fields_p'.
2826 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
2828 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
2830 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
2832 * function.c (get_last_funcdef_no): New function.
2833 * function.h (get_last_funcdef_no): Declare.
2834 * tree-inline.c (initialize_cfun): Add initialization.
2835 (tree_function_versioning): Cleanup.
2837 2007-01-10 Jan Hubicka <jh@suse.cz>
2839 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
2842 2007-01-10 Sa Liu <saliu@de.ibm.com>
2843 Ben Elliston <bje@au.ibm.com>
2845 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
2846 for SAVE_NONLOCAL and Pmode for any other save level.
2847 * spu-protos.h (spu_restore_stack_block): Declare.
2848 * spu.md (save_stack_block): Remove.
2849 (restore_stack_block): Call spu_restore_stack_block.
2850 * spu.c (spu_restore_stack_block): New function.
2851 (spu_expand_epilogue): Remove old comment.
2853 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2855 PR tree-optimization/30322
2856 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
2857 (cand_value_at): Return the value as aff_tree.
2858 (may_eliminate_iv): Convert the bound from aff_tree to tree.
2859 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
2860 aff_combination_mult): New functions.
2861 (aff_combination_add): Use aff_combination_add_cst.
2862 (aff_combination_convert): Allow conversions to a wider type.
2863 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
2864 * tree-affine.h (aff_combination_mult): Declare.
2866 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
2868 * doc/tm.texi: Update documentation to reflect reality of exec
2869 and start file search behaviours. Update copyright year.
2870 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
2871 header file directories.
2873 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
2875 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
2876 (*cosxf2): Rename to cosxf2_i387.
2877 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
2878 using X87MODEF12 mode macro. Rename patterns to
2879 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
2881 (*cosdf2, *cossf2): Ditto.
2882 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
2883 to match extended input operands.
2884 (sincos<mode>3): New expander.
2885 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
2886 insn patterns and corresponding splitters.
2888 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
2890 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
2891 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
2893 2007-01-09 Nicolas Pitre <nico@cam.org>
2896 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
2898 2007-01-08 Geoffrey Keating <geoffk@apple.com>
2900 * target.h (struct gcc_target): New field library_rtti_comdat.
2901 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
2902 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
2903 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
2904 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
2906 2007-01-08 Geoffrey Keating <geoffk@apple.com>
2908 * doc/invoke.texi (Optimize Options): Correct description of -O0.
2910 2007-01-08 Richard Guenther <rguenther@suse.de>
2912 * tree.h (force_fit_type_double): Export.
2913 (force_fit_type): Remove.
2914 * fold-const.c (force_fit_type_double): New function.
2915 (force_fit_type): Remove.
2916 (int_const_binop): Use it.
2917 (fold_convert_const_int_from_int): Likewise.
2918 (fold_convert_const_int_from_real): Likewise.
2919 (fold_div_compare): Likewise.
2920 (fold_sign_changed_comparison): Likewise.
2921 (fold_unary): Likewise.
2922 (fold_negate_const): Likewise.
2923 (fold_abs_const): Likewise.
2924 (fold_not_const): Likewise.
2925 * c-common.c (shorten_compare): Use force_fit_type_double.
2926 * convert.c (convert_to_pointer): Likewise.
2928 2007-01-08 Richard Guenther <rguenther@suse.de>
2930 * tree.h (build_int_cst_wide_type): Export.
2931 * tree.c (build_int_cst_wide_type): New function.
2932 (build_int_cst_wide): Fix comment.
2933 * builtins.c (fold_builtin_object_size): Use build_int_cst
2934 to build -1 or 0 of the correct type. Use fit_double_type
2935 to check for overflow.
2936 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
2938 (decode_field_reference): Likewise.
2939 (all_ones_mask_p): Likewise.
2940 (native_interpret_int): Use build_int_cst_wide_type.
2941 (fold_binary): Use build_int_cst_type to build an all-ones
2943 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
2945 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
2947 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
2949 2007-01-09 Ben Elliston <bje@au.ibm.com>
2951 * genautomata.c (STATS_OPTION): New option.
2952 (stats_flag): New flag.
2953 (gen_automata_option): Handle it.
2954 (initiate_automaton_gen): Ditto.
2955 (write_automata): Output statistics only if stats_flag is
2956 set. Likewise, output time statistics only if time_flag is set.
2957 * doc/md.texi (Processor pipeline description): Document new flag.
2959 2007-01-08 Richard Guenther <rguenther@suse.de>
2961 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
2962 * tree.c (build_int_cst_type): Likewise.
2963 (size_in_bytes): Don't call force_fit_type on the result.
2964 (int_fits_type_p): Use fit_double_type.
2965 * fold-const.c (fit_double_type): New function.
2966 (force_fit_type): Use it.
2967 * tree.h (fit_double_type): Export.
2969 2007-01-08 Jan Hubicka <jh@suse.cz>
2971 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
2972 * ipa.c (function_and_variable_visibility): Fix return type.
2974 2007-01-08 Richard Guenther <rguenther@suse.de>
2976 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
2977 of offset to build the index.
2978 * tree-pretty-print.c (dump_generic_node): Don't build negated
2979 const just for printing.
2980 * c-pretty-print.c (pp_c_integer_constant): Likewise.
2981 * builtins.c (fold_builtin_int_roundingfn): Check if result
2982 fits the type by using force_fit_type and comparing the result.
2983 * predict.c (predict_loops): Use compare_tree_int for comparison.
2984 * tree.c (build_int_cst): Fall back to integer_type_node for
2986 (build_int_cst_wide): Assert type is non-null.
2988 2007-01-08 Roberto Costa <roberto.costa@st.com>
2990 * tree-vrp.c (extract_range_from_cond_expr): New.
2991 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
2992 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
2994 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
2995 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
2996 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
2997 used as expressions.
2998 * tree-object-size.c (cond_expr_object_size): New.
2999 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
3001 2007-01-08 Jan Hubicka <jh@suse.cz>
3003 * tree-ssa-forwprop.c (forward_propagate_into_cond,
3004 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
3007 2007-01-08 Richard Guenther <rguenther@suse.de>
3009 PR tree-optimization/23603
3010 * tree-vrp.c (set_value_range_to_truthvalue): New function.
3011 (extract_range_from_binary): Fall back to truthvalue instead of
3012 varying for TRUTH_*_EXPR.
3013 (extract_range_from_comparison): Fall back to truthvalue instead of
3015 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
3016 if all visited PHI values were constant.
3018 2007-01-08 Jan Hubicka <jh@suse.cz>
3020 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
3021 (cgraph_analyze_function): break out from ...
3022 (cgraph_finalize_compilation_unit): ... here.
3023 (cgraph_expand_function): Remove forgoten commented out line.
3024 (cgraph_optimize): Analyze functions.
3026 2007-01-08 Jan Hubicka <jh@suse.cz>
3028 * tree-pas.h (TODO_remove_function): New flag.
3029 (TODO_update*): Renumber.
3030 (pass_ipa_increase_alignment,
3031 pass_ipa_function_and_variable_visibility): New passes.
3032 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
3033 (cgraph_function_and_variable_visibility): Move to ipa.c
3034 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
3035 cgraph_increase_alignment.
3036 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
3037 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
3038 calling tree-inline.
3039 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
3040 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
3041 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
3042 (gate_increase_alignment): New function.
3043 (pass_ipa_increase_alignment): New pass.
3044 * ipa.c: Inline tree-pass.h and timevar.h
3045 (function_and_variable_visibility): Move here from cgraphunit.c
3046 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
3047 * passes.c (init_optimization_passes): Add the two new passes.
3048 (execute_todo): Handle cgraph_remove_functions.
3050 2007-01-08 Nick Clifton <nickc@redhat.com>
3052 * config/frv/predicates.md (reg_or_0_operand): Accept
3055 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
3057 * config/bfin/rtems.h, config/bfin/t-rtems: New.
3058 * config.gcc: Add bfin*-rtems*.
3060 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
3062 * c.opt: Add -flax-vector-conversions.
3063 * c-typeck.c (convert_for_assignment): Pass flag to
3064 vector_types_convertible_p to allow emission of note.
3065 (digest_init): Likewise.
3066 * c-opts.c: Handle -flax-vector-conversions.
3067 * c-common.c (flag_lax_vector_conversions): New.
3068 (vector_types_convertible_p): Unless -flax-vector conversions
3069 has been passed, disallow conversions between vectors with
3070 differing numbers of subparts and/or element types. If such
3071 a conversion is disallowed, possibly emit a note on the first
3072 occasion only to inform the user of -flax-vector-conversions.
3073 The new last argument specifies this.
3074 * c-common.h (flag_lax_vector_conversions): New.
3075 (vector_types_convertible_p): Add extra argument.
3076 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
3077 char_type_node for V*QI type vectors.
3078 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
3079 Update to satisfy new typechecking rules.
3080 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
3082 * doc/invoke.texi (C Dialect Options): Document
3083 -flax-vector-conversions.
3085 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
3087 PR tree-optimization/29877
3088 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
3089 a register variable on the RHS to not be replaceable.
3091 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
3092 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
3093 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
3094 const_simm15, const_pow2, const_npow2): Added.
3095 * config/score/misc.md (insv, extv, extzv, movmemsi,
3096 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
3097 * config/score/score.c (score_address_cost, score_select_cc_mode):
3099 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
3100 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
3101 Update score_print_operand.
3102 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
3103 Adjust register allocate order and update some macro define.
3104 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
3105 mdx_block_move_straight, mdx_block_move_loop_head,
3106 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
3107 mdx_block_move): Added.
3108 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
3109 mdp_limm): Updated and fix some bug and typo.
3110 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
3111 (movsf, movdf, doloop_end): Added.
3113 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
3115 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
3116 config/arm/thumb2.md: Fix comment typos.
3117 * doc/extend.texi: Fix a typo.
3119 2007-01-07 Eric Christopher <echristo@apple.com>
3121 * configure.ac: Check for __stack_chk_fail for darwin.
3122 * configure: Regenerate.
3124 2007-01-07 Richard Guenther <rguenther@suse.de>
3126 * tree-vrp.c (extract_range_from_assert): CSE calls to
3127 compare_values where possible.
3128 (extract_range_from_unary_expr): Likewise.
3130 2007-01-07 Anatoly Sokolov <aesok@post.ru>
3132 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
3133 * config/avr/avr.c (call_insn_operand): Delete function.
3134 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
3135 instead of register number. Use predicates.
3136 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
3137 call_insn_operand): Add.
3139 2007-01-06 Jan Hubicka <jh@suse.cz>
3141 * tree-pass.h (pass_build_cgraph_edges): Declare.
3142 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
3143 (visited_nodes): Remove.
3144 (cgraph_create_edges): Move to cgraphbuild.c; rename to
3145 build_cgrpah_edges; make visited_nodes local.
3146 (cgraph_process_new_functions): DO not call initialize_inline_failed.
3147 (record_references_in_initializer): Move to cgraphbuild.c
3148 (initialize_inline_failed, rebuild_cgraph_edges,
3149 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
3150 (verify_cgraph_node): Make visited_nodes local.
3151 (cgraph_analyze_function): Do not call cgraph_create_edges and
3152 initialize_inline_failed.
3153 (cgraph_expand_function): Do not call cgraph_lower_function;
3154 assert that function is already lowered.
3155 * Makefile.in (cgraphbuild.o): New.
3156 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
3157 at the end of lowering passes.
3159 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
3161 * ifcvt.c (cond_move_convert_if_block): New function, code
3162 factored out from...
3163 (cond_move_process_if_block): ...here. Call the new function
3164 on the THEN and ELSE blocks.
3165 (merge_if_block): Do not copy global_live_at_end, merge_blocks
3166 already takes care of this.
3168 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3171 * tree.h (TREE_OVERFLOW_P): New.
3172 * c-typeck.c (parser_build_unary_op): Warn only if result
3173 overflowed and operands did not.
3174 (parser_build_binary_op): Likewise.
3175 (convert_for_assignment): Remove redundant overflow_warning.
3176 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
3178 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3180 * c-typeck.c (store_init_value): Split over two lines to follow
3181 the GNU coding style.
3183 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
3185 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
3186 __GXX_EXPERIMENTAL_CXX0X__.
3187 * doc/cpp.texi: Same.
3189 2007-01-05 Richard Guenther <rguenther@suse.de>
3192 * tree.c (get_narrower): Do not construct COMPONENT_REFs
3193 with mismatched types. Instead explicitly build a
3194 conversion NOP_EXPR.
3196 2007-01-05 Ian Lance Taylor <iant@google.com>
3198 * c-common.c (decl_with_nonnull_addr_p): New function.
3199 (c_common_truthvalue_conversion): Call it.
3200 * c-typeck.c (build_binary_op): Likewise.
3201 * c-common.h (decl_with_nonnull_addr_p): Declare.
3203 2007-01-05 Jakub Jelinek <jakub@redhat.com>
3206 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
3209 2007-01-05 Joel Brobecker <brobecker@adacore.com>
3211 * doc/install.texi (Final install): Document the fact that
3212 the GNAT runtime should not be stripped.
3214 2007-01-04 Jan Hubicka <jh@suse.cz>
3216 * tree-inline.c (fold_marked_statements): Update operand caches
3217 and EH after folding
3219 2007-01-04 Ian Lance Taylor <iant@google.com>
3221 * c-common.c (check_function_nonnull): Whitespace fix.
3223 2007-01-04 Jan Hubicka <jh@suse.cz>
3225 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
3226 comitted older version of patch.
3227 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
3228 function, celanup cfg and collect garbage.
3230 2007-01-04 Mike Stump <mrs@apple.com>
3232 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
3235 2007-01-04 Eric Christopher <echristo@apple.com>
3237 * libgcc2.c (__bswapsi2): Use SItype.
3238 (__bswapdi2): Use DItype.
3239 * libgcc2.h: Update for above.
3241 2007-01-04 Paul Brook <paul@codesourcery.com>
3243 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
3244 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
3245 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
3246 umulsidi3, umulsidi3adddi, smulsi3_highpart,
3247 umulsi3_highpart): Make conditional on !arm_arch6.
3248 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
3249 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
3250 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
3251 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
3252 umulsi3_highpart_v6): New insns.
3254 2007-01-04 Roger Sayle <roger@eyesopen.com>
3256 * fold-const.c (fold_convert): When casting an expression to void,
3257 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
3258 have a type. Instead of attempting to build a NOP_EXPR, return
3259 these "special" trees directly.
3261 2007-01-04 Joseph Myers <joseph@codesourcery.com>
3263 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
3264 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
3265 rs6000_cost->fp not 0 as adjustment for outer NEG.
3267 2007-01-04 Jan Hubicka <jh@suse.cz>
3269 * cgraph.c (cgraph_release_function_body): New function.
3270 (cgraph_remove_node): Use it.
3271 * cgraph.h (cgraph_release_function_body): Declare.
3272 * cgraphunit.c (cgraph_expand_function): Use it.
3273 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
3274 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
3275 is initialized and while compilation of other function is running.
3276 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
3277 statement CFG annotations from here to ...
3278 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
3280 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
3282 * cfgloop.h (enum li_flags): Make the constants powers of two.
3284 2007-01-04 Jan Hubicka <jh@suse.cz>
3286 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
3288 (fold_marked_statements): New function.
3289 (optimize_inline_calls, tree_function_versioning): Fold new statements.
3290 * tree-inline.h (copy_body_data): Add statements_to_fold.
3292 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
3294 * config.gcc: Mention libgcc/config.host.
3295 * Makefile.in: Update comments mentioning libgcc.
3296 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
3297 (all.cross, start.encap, rest.encap, rest.cross): Update
3298 dependencies for libgcc move.
3299 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
3300 (clean-target, clean-target-libgcc): Delete.
3301 (srcdirify, GCC_EXTRA_PARTS): New macros.
3302 (libgcc-support, libgcc.mvars): New rules.
3303 (distclean): Remove mention of mklibgcc.
3304 (install): Don't reference INSTALL_LIBGCC.
3305 (install-common): Don't reference EXTRA_PARTS.
3306 (install-libgcc, install-multilib): Delete rules.
3307 * mklibgcc.in: Delete file.
3308 * doc/configfiles.texi: Don't mention mklibgcc.
3310 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
3311 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
3312 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
3313 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
3314 (mklibgcc, ldblspecs): Likewise.
3316 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
3317 (posixpre.def): Use $(T).
3318 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
3319 (SHLIB_SRC, SHLIB_INSTALL): Delete.
3320 (SHLIB_LINK): Make dummy.
3321 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
3323 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
3325 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
3326 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
3327 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
3328 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
3330 * configure.ac (all_outputs): Remove mklibgcc.
3331 * configure: Regenerated.
3333 2007-01-03 Josh Conner <jconner@apple.com>
3336 * calls.c (compute_argument_addresses): Set stack and stack_slot
3337 for partial args, too.
3338 (store_one_arg): Use locate.size.constant for the size when
3339 generating a save_area.
3341 2007-01-03 Robert Kennedy <jimbob@google.com>
3343 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
3344 whose definitions are deleted due to basic block merging.
3346 2007-01-03 Paul Brook <paul@codesourcery.com>
3349 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
3351 (use_return_insn): Return 0 for Thumb interrupt functions.
3352 (print_multi_reg): Add rfe argument for IRQ returns.
3353 (arm_output_epilogue): Pop interrupt return address directly into PC.
3354 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
3356 2007-01-03 Paul Brook <paul@codesourcery.com>
3358 Merge from sourcerygxx-4_1.
3359 * config/arm/thumb2.md: New file.
3360 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
3362 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
3363 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
3364 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
3365 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
3367 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
3368 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
3370 * config/arm/ieee754-sf.S: Ditto.
3371 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
3372 (thumb1_base_register_rtx_p): ... to this.
3373 (thumb_index_register_rtx_p): Rename...
3374 (thumb1_index_register_rtx_p): ... to this.
3375 (thumb_output_function_prologue): Rename...
3376 (thumb1_output_function_prologue): ... to this.
3377 (thumb_legitimate_address_p): Rename...
3378 (thumb1_legitimate_address_p): ... to this.
3379 (thumb_rtx_costs): Rename...
3380 (thumb1_rtx_costs): ... to this.
3381 (thumb_compute_save_reg_mask): Rename...
3382 (thumb1_compute_save_reg_mask): ... to this.
3383 (thumb_final_prescan_insn): Rename...
3384 (thumb1_final_prescan_insn): ... to this.
3385 (thumb_expand_epilogue): Rename...
3386 (thumb1_expand_epilogue): ... to this.
3387 (arm_unwind_emit_stm): Rename...
3388 (arm_unwind_emit_sequence): ... to this.
3389 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
3390 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
3391 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
3392 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
3393 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
3394 thumb2_output_casesi): New functions.
3395 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
3396 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
3397 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
3398 THUMB2_WORK_REGS): Define.
3399 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
3400 arm_condexec_mask, arm_condexec_masklen)): New variables.
3401 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
3402 (arm_override_options): Check new CPU capabilities.
3403 Set new architecture flag variables.
3404 (arm_isr_value): Handle v7m interrupt functions.
3405 (user_return_insn): Return 0 for v7m interrupt functions. Handle
3407 (const_ok_for_arm): Handle Thumb-2 constants.
3408 (arm_gen_constant): Ditto. Use movw when available.
3409 (arm_function_ok_for_sibcall): Return false for v7m interrupt
3411 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
3412 (thumb_find_work_register, arm_load_pic_register,
3413 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
3414 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
3415 print_multi_reg, output_mov_long_double_fpa_from_arm,
3416 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
3417 output_mov_double_fpa_from_arm, output_move_double,
3418 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
3419 output_return_instruction, arm_output_function_prologue,
3420 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
3421 arm_output_mi_thunk, thumb_set_return_address): Ditto.
3422 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
3423 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
3424 (arithmetic_instr, shift_op): Use arm_shift_nmem.
3425 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
3427 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
3428 (thumb_expand_prologue): Use thumb_set_frame_pointer.
3429 (arm_file_start): Output directive for unified syntax.
3430 (arm_unwind_emit_set): Handle stack alignment instruction.
3431 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
3432 Add v6t2, v7, v7a, v7r and v7m.
3433 (RETLDM): Add Thumb-2 code.
3434 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
3435 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
3436 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
3437 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
3438 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
3439 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
3440 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
3441 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
3442 ADJUST_INSN_LENGTH): Define.
3443 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
3444 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
3445 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
3446 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
3447 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
3448 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
3449 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
3450 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
3451 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
3452 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
3453 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
3454 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
3455 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
3456 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
3457 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
3458 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
3459 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
3461 * config/arm/arm-tune.md: Regenerate.
3462 * config/arm/arm-protos.h: Update prototypes.
3463 * config/arm/vfp.md: Enable patterns for Thumb-2.
3464 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
3465 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
3466 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
3467 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
3468 * config/arm/libunwind.S: Add Thumb-2 code.
3469 * config/arm/constraints.md: Update include Thumb-2.
3470 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
3471 * config/arm/ieee754-df.S: Ditto.
3472 * config/arm/bpabi.S: Ditto.
3473 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
3474 * config/arm/predicates.md (low_register_operand,
3475 low_reg_or_int_operand, thumb_16bit_operator): New.
3476 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
3477 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
3478 * config/arm/t-arm-elf: Add armv7 multilib.
3479 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
3481 (UNSPEC_STACK_ALIGN, ce_count): New.
3482 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
3483 arm_zero_extendsidi2, arm_zero_extendqidi2): New
3485 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
3486 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
3487 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
3488 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
3489 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
3490 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
3492 * doc/extend.texi: Document ARMv7-M interrupt functions.
3493 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
3495 2007-01-03 Jakub Jelinek <jakub@redhat.com>
3497 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
3498 (struct _Unwind_Context): Rename args_size to flags, remove
3499 signal_frame field, add a new args_size field and version field.
3500 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
3501 _Unwind_IsExtendedContext): New inline functions.
3502 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
3503 Assume by_value array is only present if _Unwind_IsExtendedContext.
3504 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
3505 _Unwind_IsSignalFrame.
3506 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
3507 (uw_update_context_1): Use _Unwind_SetSignalFrame.
3508 (uw_init_context_1): Initialize context->flags to
3509 EXTENDED_CONTEXT_BIT.
3510 * config/rs6000/linux-unwind.h (frob_update_context): Use
3511 _Unwind_SetSignalFrame.
3513 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3516 * gimplify.c (gimplify_modify_expr_complex_part): Move below
3517 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
3520 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
3522 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
3523 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
3524 RET, AT_SP): Remove.
3525 * config/i386/i386.md (*sse_prologue_save_insn): Use return
3528 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3529 * cfgbuild.c (find_basic_blocks): Likewise.
3530 * cfgrtl.c (rtl_create_basic_block): Likewise.
3531 * function.c (temp_slots_at_level): Likewise.
3532 * reg-stack.c (stack_regs_mentioned): Likewise.
3533 * regclass.c (allocate_reg_info): Likewise.
3534 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3535 set_bb_for_stmt, move_block_to_fn): Likewise.
3536 * tree-complex.c (tree_lower_complex): Likewise.
3537 * vec.h (VEC_safe_grow_cleared): New.
3539 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
3541 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
3543 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
3544 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
3546 * cfgloopmanip.c (scale_loop_frequencies): Export.
3547 (loopify): Scale the frequencies by prescribed coefficients.
3548 (set_zero_probability): New function.
3549 (duplicate_loop_to_header_edge): Improve updating of frequencies.
3550 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
3551 and frequencies according to arguments.
3552 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
3554 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
3555 * modulo-sched.c (sms_schedule): Set probabilities for entering
3556 versioned loop correctly.
3557 * tree-vect-transform.c (vect_transform_loop): Ditto.
3558 * cfgloop.h (loopify, loop_version): Declaration changed.
3559 (scale_loop_frequencies): Declared.
3561 2007-01-02 Jan Hubicka <jh@suse.cz>
3563 * cgraph.c: Include tree-flow.h
3564 (cgraph_add_new-function): Handle IPA_SSA mode; execute
3566 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
3567 * tree-pass.h (pass_all_early_optimizations): Declare.
3568 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
3570 (cgraph_analyze_function): Do early_local_passes.
3571 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
3572 Do not add referenced vars.
3573 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
3575 (gate_all_early_local_passes): New gate.
3576 (pass_early_local_passes): Use new gate.
3577 (execute_early_local_optimizations): New functions.
3578 (gate_all_early_optimizations): New gate.
3579 (pass_all_early_optimizations): New pass.
3580 (execute_free_datastructures): Free SSA only when initialized.
3581 (gate_init_datastructures): Init only when optimizing.
3582 (tree_lowering_passes): Do early local passes when called late.
3583 * tree-profile.c (do_tree_profiling): Don't profile functions added
3585 (do_early_tree_profiling, pass_early_tree_profile): Kill.
3586 * tree-cfg.c (update_modified_stmts): Do not update when operands are
3588 * passes.c (init_optimizations_passes): Reorder so we go into SSA
3589 during early_local_passes.
3590 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
3593 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
3595 * Makefile.in: Update copyright year.
3597 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
3599 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
3600 in $(lang_checks) and check-consistency targets.
3602 2007-01-02 Jan Hubicka <jh@suse.cz>
3604 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
3605 Do not add referenced vars.
3606 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
3608 * passes.c (init_optimization_passes): Put mudflap_2 after
3609 free_datastructures.
3611 2007-01-02 Jan Hubicka <jh@suse.cz>
3613 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
3614 Set NOTHROW flag on call statements proved to be nothrow.
3615 Update statement of local calls so new pure/const functions are
3616 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
3618 (tree_rest_of_compilation): Register hooks and initialize bitmap
3619 early. Do not set after_inlining flag.
3621 2007-01-02 Steve Ellcey <sje@cup.hp.com>
3623 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
3624 HOST_BITS_PER_LONGLONG
3626 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3629 * c-typeck.c (store_init_value): Don't emit pedantic overflow
3630 warning for non-static initializers.
3632 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
3634 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
3635 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
3636 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
3637 Always use set_unique_reg_note to add REG_EQUAL notes.
3639 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3642 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3644 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3645 * cfgbuild.c (find_basic_blocks): Likewise.
3646 * cfgrtl.c (rtl_create_basic_block): Likewise.
3647 * function.c (temp_slots_at_level): Likewise.
3648 * reg-stack.c (stack_regs_mentioned): Likewise.
3649 * regclass.c (allocate_reg_info): Likewise.
3650 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3651 set_bb_for_stmt, move_block_to_fn): Likewise.
3652 * tree-complex.c (tree_lower_complex): Likewise.
3653 * vec.h (VEC_safe_grow_cleared): New.
3655 2007-01-02 Ian Lance Taylor <iant@google.com>
3657 * c-common.c (c_common_truthvalue_conversion): When warning about
3658 using an assignment as a truth value, set TREE_NO_WARNING.
3660 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3663 * c.opt (Wold-style-declaration): New.
3664 * doc/invoke.texi (C-only Warning Options): New.
3665 (Wold-style-declaration): Document it.
3666 (Wextra): Enabled by -Wextra.
3667 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3668 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
3669 -Wold-style-declaration.
3671 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3673 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3674 * cfgbuild.c (find_basic_blocks): Likewise.
3675 * cfgrtl.c (rtl_create_basic_block): Likewise.
3676 * function.c (temp_slots_at_level): Likewise.
3677 * reg-stack.c (stack_regs_mentioned): Likewise.
3678 * regclass.c (allocate_reg_info): Likewise.
3679 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3680 set_bb_for_stmt, move_block_to_fn): Likewise.
3681 * tree-complex.c (tree_lower_complex): Likewise.
3682 * vec.h (VEC_safe_grow_cleared): New.
3684 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
3686 * c-common.c (c_common_nodes_and_builtins): Since variants of
3687 void_type_node get built before it is given a name, we need to
3688 give those variants the name, too.
3689 (complete_array_type): We need to work with the canonical main
3690 type of the array, from which we will build the qualified version.
3691 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
3692 * print-tree.c (print_node): Display canonical type information
3694 * stor-layout.c (layout_type): When we don't know the
3695 alignment of a type for which we're building an array, we end up
3696 guessing wrong, so make the type require structural equality.
3697 * tree.c (make_node_stat): When we build a new type, it is its
3699 (build_type_attribute_qual_variant): When building an attribute
3700 variant, its canonical type is the non-attribute variant. However,
3701 if the attributes are target-dependent and they differ, we need to
3702 use structural equality checks for this type.
3703 (build_qualified_type): A qualified type is not equivalent to its
3704 unqualified variant; set the canonical type appropriately.
3705 (build_distinct_type_copy): When building a distinct type from
3706 another type, the new type is its own canonical type.
3707 (build_variant_type_copy): When building a new type variant, we
3708 assume that it is equivalent to the original type.
3709 (build_pointer_type_for_mode): When building a pointer type, also
3710 build a canonical type pointer.
3711 (build_reference_type_for_mode): When building a reference type,
3712 also build a canonical type reference.
3713 (build_index_type): When we can't hash an index type (e.g.,
3714 because its maximum value is negative), the index type requires
3715 structural equality tests.
3716 (build_array_type): Build the canonical form of an array type.
3717 (build_function_type): Function types require structural equality,
3718 because they contain default arguments, attributes, etc.
3719 (build_method_type_directly): Ditto for method types.
3720 (build_offset_type): Build the canonical offset type.
3721 (build_complex_type): Build the canonical vector type.
3722 (make_vector_type): Build the canonical vector type.
3723 * tree.h (TYPE_CANONICAL): New.
3724 (TYPE_STRUCTURAL_EQUALITY_P): New.
3725 (SET_TYPE_STRUCTURAL_EQUALITY): New.
3726 (struct tree_type): Added "canonical" field.
3727 * params.h (VERIFY_CANONICAL_TYPES): New.
3728 * doc/c-tree.texi (TYPE_CANONICAL): Document.
3729 (TYPE_STRUCTURAL_EQUALITY_P): Document.
3730 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
3731 * doc/invoke.texi (verify-canonical-types): Document --param
3732 parameter for verifying canonical types.
3734 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3736 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
3737 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
3738 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
3739 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
3741 * config/rs6000/e500.h: New.
3742 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
3743 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
3745 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
3746 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
3747 TARGET_E500_DOUBLE): Remove.
3748 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
3749 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
3750 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
3751 * config/rs6000/rs6000.c (rs6000_override_options): Use
3754 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3756 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
3757 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
3758 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
3759 rs6000_emit_cmove): Don't check TARGET_E500.
3760 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
3761 sordered): Don't check TARGET_E500.
3763 2007-01-01 Eric Christopher <echristo@apple.com>
3765 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
3766 HARD_REGISTER_NUM_P.
3768 2007-01-01 Roger Sayle <roger@eyesopen.com>
3770 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
3771 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
3772 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
3775 2007-01-01 Mike Stump <mrs@apple.com>
3777 * configure.ac: Remove support for building with Apple's gcc-3.1.
3779 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3782 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
3783 REG is a hard register. Do not modify REG before calling
3785 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
3786 multiple of the size of YMODE for certain lowpart cases.
3788 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3791 * gimplify (voidify_wrapper_expr): Update for
3794 2007-01-01 Andreas Schwab <schwab@suse.de>
3797 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
3798 save of BR0 in extra_spill_size instead of spill_size.
3799 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
3801 (ia64_expand_epilogue): Restore BR0 from its new location.
3803 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3805 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
3806 Use a temporary variable if the left hand side is not a gimple
3809 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3811 * gimplify.c (gimplify_return_expr): Make the temporary variable
3812 for the return expression, a gimple register variable.
3814 2007-01-01 Jan Hubicka <jh@suse.cz>
3816 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
3819 2007-01-01 Mike Stump <mrs@apple.com>
3821 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
3823 * config/darwin.c (machopic_select_rtx_section): Use
3825 (darwin_mergeable_constant_section): Likewise.
3826 * configure: Regenerate.
3827 * config.in: Regenerate.
3829 2007-01-01 Jan Hubicka <jh@suse.cz>
3830 Andrew Pinski <pinskia@gmail.com>
3832 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
3833 before starting IPA passes.