1 2007-02-04 Richard Guenther <rguenther@suse.de>
4 * fold-const.c (try_move_mult_to_index): Make sure to not
5 overflow one dimension of a multi-dimensional array access.
7 2007-02-04 Jan Hubicka <jh@suse.cz>
9 * passes.c (init_optimization_passes): Reindent.
11 2007-02-04 Jan Hubicka <jh@suse.cz>
12 Eric Botcazou <ebotcazou@libertysurf.fr>
14 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to tree-inline.
15 (execute_fixup_cfg): Break out the abnormal goto code.
16 * tree-inline.c (has_abnormal_outgoing_edge_p): Move here from
18 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19 (optimize_inline_calls): Call make_nonlocal_label_edges.
21 2007-02-04 Jan Hubicka <jh@suse.cz>
23 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24 true when something was changed.
25 (rename_ssa_copies): When something was changed, do
26 TODO_remove_unused_locals.
27 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28 add TODO_remove_unused_locals when instruction was removed.
30 2007-02-04 Jan Hubicka <jh@suse.cz>
32 * ipa-inline.c (try_inline): Improve debug output; work on already
34 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
35 call try_inline for already inlined edges too when flattening;
36 inline also functions that make callee growth but overall unit size
39 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
41 * config/m32c/bitops.md, config/m32c/jump.md,
42 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
43 config/m32r/m32r.h, config/m32r/m32r.md,
44 config/m32r/predicates.md, config/m68hc11/larith.asm,
45 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
46 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
47 config/mips/mips-protos.h, config/mips/mips.c,
48 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
49 config/mn10300/mn10300.h, config/mn10300/predicates.md,
50 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
53 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
54 Follow spelling conventions.
56 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
58 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
59 warn about C++0x compatibility.
61 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
63 * config/h8300/h8300.c, config/h8300/h8300.h,
64 config/h8300/h8300.md: Follow spelling conventions.
66 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
69 * combine.c (try_combine): Do not substitute source operand
70 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
72 2007-02-03 Jan Hubicka <jh@suse.cz>
75 * value-prof.c (stringop_block_profile): Fix handling of size counter;
76 do not divide by zero for never executed counters.
77 (tree_find_values_to_profile): Fix counters.
78 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
80 2007-02-03 Ian Lance Taylor <iant@google.com>
82 * lower-subreg.c (simple_move_operand): New static function,
83 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
85 (simple_move): Call simple_move_operand.
86 (find_decomposable_subregs): Add special handling of MEMs.
87 (can_decompose_p): Rename from cannot_decompose_p. Reverse
88 meaning of return value. If we see a hard register, test whether
89 it can store a word_mode value. Change all callers.
91 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
93 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
94 ftrapv insns and expanders.
95 (subdi3): Change define_expand operand 1 to arith11_operand, and
96 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
97 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
98 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
102 * varasm.c (notice_global_symbol): Treat global objects as weak when
105 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
107 * emit-rtl.c (dconstpi): Delete.
109 (init_emit_once): Delete dconstpi and init dconstsqrt2.
110 * real.h (dconstpi): Delete.
112 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
113 (fold_builtin_hypot): Likewise.
115 2007-02-03 Tom Tromey <tromey@redhat.com>
118 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
119 -gcoff3, -gxcoff3, -gvms3 implies -dD.
121 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
123 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
124 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
125 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
126 config/rs6000/cell.md, config/rs6000/darwin.h,
127 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
128 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
129 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
130 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
131 typos. Follow spelling conventions.
132 * doc/invoke.texi: Follow spelling conventions.
134 2007-02-03 Roger Sayle <roger@eyesopen.com>
136 * simplify-rtx.c (simplify_relational_operation_1): Implement some
137 canonicalization transformations that attempt to simplify integer
138 constant comparisons to become comparisons against zero.
140 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
142 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
144 * fold-const.c (fold_binary): Fix comment typos. Fold complex
145 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
147 2007-02-02 Mike Stump <mrs@apple.com>
149 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
150 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
151 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
152 generate a branch island.
154 2007-02-02 Bob Wilson <bob.wilson@acm.org>
156 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
157 (xtensa_legitimate_address_p): New.
158 (xtensa_legitimize_address): New.
159 (xtensa_output_addr_const_extra): New.
160 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
162 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
163 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
164 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
165 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
166 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
167 (xtensa_legitimize_address): New.
168 (xtensa_output_addr_const_extra): New.
170 2007-02-02 Steve Ellcey <sje@cup.hp.com>
172 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
174 2007-02-02 Ian Lance Taylor <iant@google.com>
176 * expmed.c (expand_divmod): Add comment.
178 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
180 * emit-rtl.c (renumber_insns): Remove.
181 * flags.h: Remove the extern for flag_renumber_insns.
182 * rtl.h: Remove the prototype for renumber_insns.
183 * toplev.c (flag_renumber_insns): Remove.
185 2007-02-02 Hui-May Chang <hm.chang@apple.com>
187 Revert for x86 darwin:
188 2005-06-19 Uros Bizjak <uros@kss-loka.si>
190 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
191 code before the following patch under TARGET_MACHO.
192 (ix86_function_value_regno_p): Likewise.
194 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
196 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
199 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
202 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
203 general or fp registers. Add comments.
204 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
206 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
208 * pointer-set.c (insert_aux): Only return insertion slot.
209 (pointer_set_insert): Adjust.
210 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
211 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
212 pointer_map_traverse): New.
213 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
214 pointer_map_create, pointer_map_destroy, pointer_map_insert,
215 pointer_map_contains, pointer_map_traverse): Declare.
217 2007-02-02 Jakub Jelinek <jakub@redhat.com>
220 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
221 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
223 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
225 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
227 (struct _dep): New type.
228 (dep_t): New typedef.
229 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
230 (DEP_STATUS): New access macro. The macro with the same name was
231 renamed to DEP_LINK_STATUS.
232 (dep_init): Declare function
234 (struct _dep_link): New type.
235 (dep_link_t): New typedef.
236 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
237 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
238 (DEP_LINK_STATUS): New macro.
239 (debug_dep_links): New debug function.
241 (struct _deps_list): New type.
242 (deps_list_t): New typedef.
243 (DEPS_LIST_FIRST): New access macro.
244 (FOR_EACH_DEP_LINK): New cycle macro.
245 (create_deps_list, free_deps_list, delete_deps_list): Declare
247 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
248 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
249 (copy_deps_list_change_con): Ditto.
251 (move_dep_link): Declare function.
253 (struct _dep_node): New type.
254 (dep_node_t): New typedef.
255 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
257 (struct haifa_insn_data.back_deps): New field to hold backward
258 dependencies of the insn.
259 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
261 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
262 Change its type to deps_list_t.
263 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
264 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
265 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
267 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
269 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
271 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
275 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
276 (ds_to_dk, dk_to_ds): New functions.
278 (init_dep_1): New static function.
279 (init_dep): New function.
280 (copy_dep): New static function.
282 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
284 (detach_dep_link): New static function.
285 (move_dep_link): New function.
287 (dep_links_consistent_p, dump_dep_links): New static functions.
288 (debug_dep_links): New debugging function.
290 (deps_obstack, dl_obstack, dn_obstack): New static variables.
292 (alloc_deps_list, init_deps_list): New static functions.
293 (create_deps_list): New function.
294 (clear_deps_list): New static function.
295 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
296 (deps_list_consistent_p, dump_deps_list): New static functions.
297 (debug_deps_list): New function.
298 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
300 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
302 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
303 use new scheduler dependencies lists.
304 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
305 (sched_analyze): Ditto. Initialize dependencies lists.
306 (add_forw_dep, compute_forward_dependences): Update to use new
307 scheduler dependencies lists.
309 (init_dependency_caches): Init deps_obstack.
310 (free_dependency_caches): Free deps_obstack.
312 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
313 new scheduler dependencies lists.
314 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
315 (add_back_forw_dep, delete_back_forw_dep): Ditto.
317 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
318 Update to use new scheduler dependencies lists.
319 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
320 (debug_dependencies): Ditto.
321 (schedule_region): Update comments.
323 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
324 scheduler dependencies lists.
325 (schedule_ebb): Update comments.
327 * rtl.def (DEPS_LIST): Remove.
329 * lists.c (unused_deps_list): Remove.
330 (free_list): Update assertions.
332 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
333 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
335 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
336 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
338 * haifa-sched.c (comments): Update.
339 (insn_cost1): Remove. Inline the code into insn_cost ().
340 (insn_cost): Update to use new scheduler dependencies lists. Move
341 processing of the dependency cost to dep_cost ().
342 (dep_cost): New function. Use it instead of insn_cost () when
343 evaluating cost of the dependency. Use compatible interface to
344 interact with the target.
345 (priority): Update to use new scheduler dependencies lists.
346 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
347 with greater number of insns that depend on the insn.
348 (schedule_insn): Update to use new scheduler dependencies lists. Add
349 code to free backward dependencies lists. Inline and optimize code
350 from resolve_dep () - see PR28071.
351 (ok_for_early_queue_removal): Update to use new scheduler dependencies
352 lists. Update call to targetm.sched.is_costly_dependence hook.
354 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
355 scheduler dependencies lists.
357 (resolve_dep): Remove. Move the logic to schedule_insn ().
358 (init_h_i_d): Initialize dependencies lists.
360 (process_insn_depend_be_in_spec): Rename to
361 process_insn_forw_deps_be_in_spec. Update to use new scheduler
363 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
364 Update to use new scheduler dependencies lists.
365 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
367 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
368 new scheduler dependencies lists.
369 (build_intra_loop_deps): Ditto.
371 * target.h (struct _dep): Declare to use in
372 gcc_target.sched.is_costly_dependence.
373 (struct gcc_target.sched.adjust_cost): Fix typo.
374 (struct gcc_target.sched.is_costly_dependence): Change signature to use
375 single dep_t parameter instead of an equivalent triad.
376 (struct gcc_target.sched.adjust_cost_2): Remove.
378 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
380 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
382 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
384 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
386 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
387 (REG_DEP_TRUE): Document.
389 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
390 Change signature to correspond to the targetm.sched.adjust_cost hook.
391 Update use in TARGET_SCHED_ADJUST_COST_2.
392 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
393 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
394 new scheduler dependencies lists.
395 (ia64_gen_check): Ditto.
397 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
400 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
401 signature to correspond to the targetm.sched.is_costly_dependence hook.
402 (is_costly_group): Update to use new scheduler dependencies lists.
404 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
405 instead of INSN_COST () macro.
407 2007-02-01 Ian Lance Taylor <iant@google.com>
409 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
411 2007-02-01 Guy Martin <gmsoft@gentoo.org>
413 * pa.md (tp_load): Correct mfctl instruction syntax.
415 2007-02-01 Geoffrey Keating <geoffk@apple.com>
417 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
418 altivec_padding_size calculation on AIX. Improve comment, add
419 assert to verify that it's right.
421 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
424 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
427 * global.c (global_alloc): Add mising initialization of
430 2007-02-01 Roger Sayle <roger@eyesopen.com>
432 * alias.c (init_alias_analysis): Correct whitespace.
433 * bb-reorder.c (fix_edges_for_rarely_executed_code,
434 partition_hot_cold_basic_blocks): Likewise.
435 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
436 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
437 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
438 fold_builtin_snprintf_chk, fold_builtin_printf,
439 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
440 do_mpfr_arg3, do_mpfr_sincos): Likewise.
441 * cfgcleanup.c (cleanup_cfg): Likewise.
442 * cfgexpand.c (tree_expand_cfg): Likewise.
443 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
444 * function.c (get_next_funcdef_no): Likewise.
445 * gengtype.c (main): Likewise.
446 * genmodes.c (main): Likewise.
447 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
448 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
449 * ifcvt.c (noce_emit_move_insn): Likewise.
450 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
452 * stor-layout.c (get_best_mode): Likewise.
453 * tree-ssa-loop-niter.c (get_val_for): Likewise.
454 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
455 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
456 perform_var_substitution, solve_graph): Likewise.
457 * tree-vrp.c (vrp_finalize): Likewise.
459 2007-02-01 Ian Lance Taylor <iant@google.com>
461 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
462 high part of a paradoxical subreg, return a constant zero.
464 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
466 * toplev.c (lang_dependent_init): Call init_set_costs.
467 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
469 2007-02-01 Richard Guenther <rguenther@suse.de>
472 * fold-const.c (fold_negate_expr): Allow negating a
473 constant if overflow does not change.
475 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
477 * doc/c-tree.texi (Expression trees): Improve markup.
478 * doc/tm.texi (Register Classes, Addressing Modes)
479 (Floating Point): Fix spacing after abbreviations. Fix some
482 2007-02-01 Ben Elliston <bje@au.ibm.com>
484 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
485 * doc/contrib.texi: Likewise.
486 * doc/install.texi: Likewise.
488 2007-01-31 Richard Henderson <rth@redhat.com>
489 Ian Lance Taylor <iant@google.com>
491 * lower-subreg.c: New file.
492 * rtl.def (CONCATN): Define.
493 * passes.c (init_optimization_passes): Add pass_lower_subreg and
495 * emit-rtl.c (update_reg_offset): New static function, broken out
496 of gen_rtx_REG_offset.
497 (gen_rtx_REG_offset): Call update_reg_offset.
498 (gen_reg_rtx_offset): New function.
499 * regclass.c: Revert patch of 2006-03-05, restoring
501 (clear_reg_info_regno): New function.
502 * dwarf2out.c (concatn_loc_descriptor): New static function.
503 (loc_descriptor): Handle CONCATN.
504 * common.opt (fsplit_wide_types): New option.
505 * opts.c (decode_options): Set flag_split_wide_types when
507 * timevar.def (TV_LOWER_SUBREG): Define.
508 * rtl.h (gen_reg_rtx_offset): Declare.
509 (reg_scan_update): Declare.
510 * regs.h (clear_reg_info_regno): Declare.
511 * tree-pass.h (pass_lower_subreg): Declare.
512 (pass_lower_subreg2): Declare.
513 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
514 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
516 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
517 * Makefile.in (OBJS-common): Add lower-subreg.o.
518 (lower-subreg.o): New target.
520 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
522 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
524 2007-01-31 Anatoly Sokolov <aesok@post.ru>
527 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
529 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
532 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
534 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
536 * cfgloop.h: Include vec-prim.h.
537 (enum li_flags): Remove LI_ONLY_OLD.
538 (loop_iterator): Changed.
539 (fel_next, fel_init): Iterate over loop tree.
540 (FOR_EACH_LOOP_BREAK): New macro.
541 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
543 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
544 * modulo-sched.c (sms_schedule): Ditto.
545 * tree-vectorizer.c (vectorize_loops): Ditto.
546 * doc/loop.texi: Update information on loop numbering and behavior of
547 FOR_EACH_LOOP wrto new loops.
548 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
549 add_to_evolution_1): Test nestedness of loops instead of comparing
551 * tree-chrec.c (chrec_fold_plus_poly_poly,
552 chrec_fold_multiply_poly_poly, chrec_evaluate,
553 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
554 reset_evolution_in_loop): Ditto.
555 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
557 2007-01-31 Dirk Mueller <dmueller@suse.de>
559 * c-common.c (warn_about_parentheses): Separate warning about
560 un-parenthized sequence of comparison operators from the one
561 which is supposed to warn about x <= y <= z.
563 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
565 * optabs.h (enum optab_index): Add new OTI_isinf.
566 (isinf_optab): Define corresponding macro.
567 * optabs.c (init_optabs): Initialize isinf_optab.
568 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
570 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
571 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
573 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
574 expand_builtin_interclass_mathfn.
575 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
576 * config/i386/i386.md (UNSPEC_FXAM): New constant.
577 (fxam<mode>2_i387): New insn pattern.
578 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
579 built-in functions as x87 inline asm.
581 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
583 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
585 2007-01-30 Eric Christopher <echristo@apple.com>
587 * config.gcc: Add geode.
589 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
591 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
592 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
593 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
594 value-prof.c: Fix comment typos.
596 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
599 * doc/invoke.texi (Wpointer-arith): Document warning.
601 2007-01-30 Janis Johnson
603 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
604 the list of discrepancies from the draft TR.
606 2007-01-30 Dirk Mueller <dmueller@suse.de>
609 * doc/invoke.texi (-Wreturn-type): Update description to
612 2007-01-30 Richard Sandiford <richard@codesourcery.com>
614 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
616 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
618 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
619 to handle optabs that operate on floating point input argument and
620 output to integer output.
621 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
622 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
623 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
624 expand_builtin_interclass_mathfn ().
625 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
627 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
628 ilogbl built-in functions as x87 intrinsics.
630 2007-01-30 Richard Guenther <rguenther@suse.de>
633 * dwarf2out.c (reference_to_unused): Query varpool if the
636 2007-01-30 Richard Guenther <rguenther@suse.de>
639 * passes.c (execute_one_pass): Reset in_gimple_form to not
640 confuse non-unit-at-a-time mode.
642 2007-01-29 Roger Sayle <roger@eyesopen.com>
643 Richard Guenther <rguenther@suse.de>
645 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
646 avoid undefined behaviour on overflow. Use force_fit_type_double
647 to construct the constant with the specified TREE_OVERFLOW.
649 2007-01-29 Janis Johnson <janis187@us.ibm.com>
651 * config/dfp-bit.c: Add parameterized support for fp exceptions.
652 * config/dfp-bit.h: Ditto.
654 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
656 * c-decl.c (pop_scope): Replace warnings with call to
657 warn_for_unused_label.
658 * c-common.h (warn_for_unused_label): Declare.
659 * c-common.c (warn_for_unused_label): Define.
661 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
663 * tree-optimize.c (update_inlined_to_pointers): Delete unused
666 2007-01-29 Janis Johnson <janis187@us.ibm.com>
668 * Makefile.in (USER_H): Remove decfloat.h.
669 * ginclude/decfloat.h: Delete, moving contents to ...
670 * ginclude/float.h: Add support for decimal floating point,
671 guarded by __STDC_WANT_DEC_FP__.
673 2007-01-29 Mike Stump <mrs@apple.com>
675 * doc/gccint.texi (Top): Rename Loop Representation to Loop
676 Analysis and Representation to resolve case insensitive conflict.
677 * doc/loop.texi (Loop Analysis and Representation): Likewise.
679 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
681 * tree.h (struct tree_memory_tag): Add aliases member.
682 (MTAG_ALIASES): New macro.
683 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
684 (add_may_alias): Remove pointer-set. Update for may_aliases being
686 (mark_aliases_call_clobbered): Update for may_aliases being a
688 (compute_tag_properties): Ditto.
689 (create_partition_for): Ditto.
690 (compute_memory_partitions): Ditto.
691 (dump_may_aliases_for): Ditto.
692 (is_aliased_with): Ditto.
693 (add_may_alias_for_new_tag): Ditto.
694 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
695 (compute_is_aliased): New function.
696 (compute_may_aliases): Call compute_is_aliased).
697 (init_alias_info): Initialize alias_bitmap_obstack.
698 (union_alias_set_into): New function.
699 (compute_flow_sensitive_aliasing): Use union_aliases_into.
700 (have_common_aliases_p): Rewrite to take two bitmaps and use
702 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
704 (finalize_ref_all_pointers): Update for add_may_alias changes.
705 (new_type_alias): Ditto.
706 * tree-flow-inline.h (may_aliases): Return a bitmap.
707 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
708 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
709 may_aliases being a bitmap.
710 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
711 may_aliases now returns a bitmap.
712 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
714 * tree-ssa-operands.c (add_virtual_operand): Update for
715 may_aliases being a bitmap.
717 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
719 PR tree-optimization/30630
720 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
723 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
726 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
727 expanded only once even if an error occurs.
729 2007-01-29 Ben Elliston <bje@au.ibm.com>
731 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
732 (__gcov_average_profiler): Likewise.
733 (__gcov_ior_profiler): Likewise.
734 (__gcov_merge_ior): Likewise.
736 2007-01-28 Jan Hubicka <jh@suse.cz>
738 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
739 * value-prof.c (stringop_block_profile): Likewise.
741 2007-01-28 Jan Hubicka <jh@suse.cz>
743 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
744 variant handling histograms; add wrapper.
745 (clear_storage_via_libcall): Export.
746 (emit_block_move_hints): Break out from ...; add histograms.
747 (emit_block_move): ... this one.
748 (clear_storage_hints): Break out from ...; add histograms.
749 (clear_storage): ... this one.
750 (set_storage_via_memset): Handle histogram.
751 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
752 (clear_storage_hints, clear_storage_via_libcall): Declare.
753 (set_storage_via_setmem): Update prototype.
754 * doc/md.texi (movmem, setmem): Document new arguments.
756 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
758 (stringop_block_profile): New global function.
759 (tree_stringops_values_to_profile): Profile block size and alignment.
760 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
762 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
763 (stringop_block_profile): Declare.
764 * builtins.c: Include value-prof.h.
765 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
766 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
767 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
768 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
769 * profile.c (instrument_values): Add new counters.
770 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
772 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
773 (tree_init_edge_profiler): Build new profilers.
774 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
775 (pass_tree_profile): Add dump.
776 (tree_profile_hooks): Update.
777 * Makefile.in (LIBGCOV): Add new constants.
778 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
779 __gcov_ior_profiler): New.
780 * i386.md (movmem/setmem expanders): Add new optional arguments.
782 2007-01-28 David Edelsohn <edelsohn@gnu.org>
784 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
786 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
788 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
789 (tree_unswitch_single_loop): Pass eni_size_weights to
791 * tree-ssa-loop-manip.c: Include tree-inline.h.
792 (can_unroll_loop_p): Pass eni_size_weights to
794 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
795 Pass eni_size_weights to estimate_num_insns.
796 * tree.h (init_inline_once): Export.
797 * toplev.c (backend_init): Call init_inline_once.
798 * cgraphunit.c (cgraph_process_new_functions,
799 cgraph_analyze_function): Pass eni_inlining_weights to
801 * ipa-inline.c (compute_inline_parameters): Ditto.
802 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
803 to estimate_num_insns.
804 (try_unroll_loop_completely): Pass eni_size_weights to
806 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
807 ot estimate_num_insns.
808 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
809 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
810 * tree-inline.c (eni_inlining_weights, eni_size_weights,
811 eni_time_weights): New variables.
812 (init_inline_once): Initialize them.
813 (struct eni_data): Mew.
814 (estimate_num_insns_1, estimate_num_insns): Use weights.
815 * tree-inline.h (struct eni_weights_d): New.
816 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
817 (estimate_num_insns): Declaration changed.
818 * cfgloop.h (tree_num_loop_insns): Declaration changed.
819 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
820 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
822 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
824 * tree-data-ref.c (conflict_fn): Assert that the number of affine
825 relations in the conflict function is valid.
827 2007-01-27 Ian Lance Taylor <iant@google.com>
829 * common.opt: Add fstrict-overflow.
830 * opts.c (decode_options): Set flag_strict_overflow if -O2.
831 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
832 (TYPE_OVERFLOW_UNDEFINED): Define.
833 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
835 * tree.h (TYPE_TRAP_SIGNED): Don't define.
836 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
837 (fold_negate_expr): Likewise.
838 (make_range): Likewise.
839 (extract_muldiv_1): Likewise.
840 (maybe_canonicalize_comparison): Likewise.
841 (fold_comparison): Likewise.
842 (fold_binary): Likewise.
843 (tree_expr_nonnegative_p): Likewise.
844 (tree_expr_nonzero_p): Likewise.
845 * tree-vrp.c (compare_values): Likewise.
846 (extract_range_from_binary_expr): Likewise.
847 (extract_range_from_unary_expr): Likewise.
848 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
850 (nowrap_type_p): Likewise.
851 * tree-scalar-evolution.c (simple_iv): Likewise.
852 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
853 (build_range_check): Likewise.
854 (extract_muldiv_1): Likewise.
855 (fold_comparison): Likewise.
856 * tree-vrp.c (vrp_int_const_binop): Likewise.
857 (extract_range_from_unary_expr): Likewise.
858 * convert.c (convert_to_integer): Likewise.
859 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
860 (fold_comparison): Likewise.
861 (fold_binary): Likewise.
862 * optabs.c (optab_for_tree_code): Likewise.
863 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
864 * simplify-rtx.c (simplify_const_relational_operation): Check
865 flag_strict_overflow and flag_trapv.
866 (simplify_const_relational_operation): Likewise.
867 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
868 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
871 2007-01-27 Roger Sayle <roger@eyesopen.com>
873 * tree.c (tree_fold_gcd): Delete.
874 * tree.h (tree_fold_gcd): Remove prototype.
875 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
876 test whether one constant integer is a multiple of another. Instead
877 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
878 * fold-const.c (multiple_of_p): We've determined both TOP and
879 BOTTOM are integer constants so we can call int_const_binop directly
880 instead of the more generic const_binop.
882 2007-01-27 Roger Sayle <roger@eyesopen.com>
884 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
885 1*X check that the constant hasn't overflowed, to preserve the
887 (round_up): Provide an efficient implementation when rouding-up an
888 INTEGER_CST to a power-of-two.
890 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
892 * doc/sourcebuild.texi: Add comma for clarity.
893 * doc/extend.texi: Fix some typos.
894 * doc/passes.texi: Likewise.
895 * doc/cppinternals.texi: Likewise.
896 * doc/c-tree.texi: Likewise.
897 * doc/tree-ssa.texi: Likewise.
898 * doc/install.texi: Likewise.
900 2007-01-27 Jan Hubicka <jh@suse.cz>
902 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
903 (pass_sra): Do not require alias information.
904 * passes.c (init_optimization_passes): Add SRA
906 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
908 * tracer.c (rest_of_handle_tracer): We already cleaned
909 up the CFG in tracer() so don't do it here again.
910 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
911 cleanup_cfg here, either. And don't call renumber_insns.
913 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
914 and BB_HEAD are in the insn stream here. Instead make sure
915 that BB_INSN is valid on all insns. Also, do check here that
916 there are no pending branch predictions...
917 (rtl_verify_flow_info): ...instead of doing it here. Checks
918 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
921 2007-01-26 Roger Sayle <roger@eyesopen.com>
923 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
924 function to simplify/factorize operand order canonicalization.
925 (ix86_fixup_binary_operands): Reorganize using the above function.
926 (ix86_binary_operator_ok): Likewise.
928 2007-01-27 Jakub Jelinek <jakub@redhat.com>
930 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
931 file scope from optimize_attrs.
932 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
934 (optimize_attrs): Clear insn_code_values after freeing it.
936 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
938 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
939 a parts.base assignment.
941 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
943 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
944 (compute_subscript_distance, initialize_data_dependence_relation,
945 finalize_ddr_dependent, analyze_ziv_subscript,
946 analyze_siv_subscript_cst_affine,
947 compute_overlap_steps_for_affine_univar,
948 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
949 analyze_siv_subscript, analyze_miv_subscript,
950 analyze_overlapping_iterations, subscript_dependence_tester_1,
951 compute_self_dependence, free_dependence_relation): Work
952 with affine_fn instead of chrecs.
953 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
954 common_affine_function, affine_function_base,
955 affine_function_constant_p, affine_fn_op, affine_fn_plus,
956 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
957 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
958 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
959 (all_chrecs_equal_p): Removed.
960 * tree-data-ref.h (affine_fn, conflict_function): New types.
961 (struct subscript): Change type of conflicting_iterations_in_a
962 and conflicting_iterations_in_b.
964 2007-01-26 Steve Ellcey <sje@cup.hp.com>
967 * config/pa/pa.h (TARGET_HPUX_11): New.
968 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
969 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
971 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
972 Richard Guenther <rguenther@suse.de>
974 * tree-ssa-structalias.c (solve_graph): Handle case
975 we merged the variable to another.
977 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
979 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
982 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
983 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
985 2007-01-25 DJ Delorie <dj@redhat.com>
987 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
988 allow changes to modes which don't fit in those registers.
990 * reload1.c (choose_reload_regs): Check for invalid subregs before
991 computing their locations, not after.
993 2007-01-25 Geoffrey Keating <geoffk@apple.com>
996 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
997 save Altivec registers in an eh_return function.
998 (compute_vrsave_mask): Likewise.
999 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
1000 for saving Altivec registers.
1001 (rs6000_emit_prologue): Don't allocate stack twice in
1002 eh_return function. Correct expected value of altivec_save_offset
1003 when using save_world. Describe save of R0 to stack when using
1004 save_world. Describe stack pointer adjustment when using
1005 save_world. Remove duplicated eh_return parameter register saving.
1006 Update sp_offset variable after save_world.
1007 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
1009 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
1010 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
1013 2007-01-25 Steve Ellcey <sje@cup.hp.com>
1015 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
1017 2007-01-25 Steve Ellcey <sje@cup.hp.com>
1020 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
1021 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
1023 2007-01-25 Richard Guenther <rguenther@suse.de>
1025 * doc/invoke.texi (-Wcoverage-mismatch): Document.
1026 * common.opt (-Wcoverage-mismatch): New warning option.
1027 * coverage.c (get_coverage_counts): Ignore coverage mismatch
1028 if -Wcoverage-mismatch is given.
1030 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
1032 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
1033 (ipcp_driver): Change to static definition.
1034 Add dumping of the ifunctions.
1035 (constant_val_insert): Remove unused parameter. Support for SSA.
1036 (ipcp_propagate_const): Support for SSA.
1037 (ipcp_profile_bb_print): Print only analyzed nodes.
1038 (ipcp_replace_map_create): Remove support for Fortran constant
1040 * ipa-prop.c (ipa_method_modify_stmt,
1041 ipa_callsite_compute_param): Support for SSA.
1042 * ipa-prop.h (ipcp_driver): Remove declaration.
1043 (IS_VALID_TREE_MAP_INDEX): Add define.
1045 2007-01-24 Geoffrey Keating <geoffk@apple.com>
1047 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
1049 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1052 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
1053 constant argument to cabs and do it without checking for
1054 -funsafe-math-optimizations.
1056 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
1058 * c-common.h (RID_FIRST_CXX0X): New.
1059 (RID_LAST_CXX0X): New.
1060 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
1062 * c.opt (Wc++0x-compat): New.
1063 * doc/invoke.texi (-Wc++0x-compat): Document.
1065 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1067 * builtins.c (fold_builtin_carg): New.
1068 (fold_builtin_1): Use it.
1070 2007-01-24 Jan Hubicka <jh@suse.cz>
1072 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
1074 * ipa-inline.c (initial_insns, max_insns): Delete.
1075 (compute_max_insns): New function.
1076 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
1077 of insns as base for code growth.
1078 (cgraph_decide_inlining): Make initial_insns local; do not compute
1080 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
1081 * doc/invoke.texi (inline-unit-growth): Update docs.
1083 2007-01-24 Jakub Jelinek <jakub@redhat.com>
1085 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
1086 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
1087 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
1088 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
1089 for CPUs that have PTA_CX16 set.
1092 * gimplify.c (omp_check_private): New function.
1093 (gimplify_scan_omp_clauses): Use it for
1094 firstprivate/lastprivate/reduction.
1097 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
1098 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
1101 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
1102 If lower_lastprivate_clauses emits some statements, append them
1103 to dlist rather than body_p and to body_p append an initializer.
1104 (lower_omp_for): Adjust caller.
1106 2007-01-24 Steve Ellcey <sje@cup.hp.com>
1108 * target.h (globalize_decl_name): New.
1109 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
1110 * output.h (default_globalize_decl_name): New.
1111 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
1113 (globalize_decl): Ditto.
1114 (default_globalize_decl_name): New.
1115 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
1116 (ia64_handle_version_id_attribute): New.
1117 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
1118 (ia64_asm_output_external): Use globalize_decl_name instead
1120 * doc/extend.texi (version_id): New pragma.
1121 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
1123 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1125 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
1126 _uleb128_t and _Unwind_SWord with _sleb128_t.
1127 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
1128 uw_frame_state_for, uw_update_context_1): Likewise.
1129 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
1130 * unwind-pe.h (read_uleb128, read_sleb128,
1131 read_encoded_value_with_base): Likewise.
1132 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
1134 2007-01-24 Richard Guenther <rguenther@suse.de>
1136 * builtins.c (expand_builtin_cexpi): Get the fndecl
1137 for cexp in the correct way.
1139 2007-01-24 Jan Hubicka <jh@suse.cz>
1141 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
1143 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1145 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
1146 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
1147 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
1148 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
1149 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
1150 __SIZEOF_PTRDIFF_T__.
1151 * doc/cpp.texi: Documentation for the new builtin macros added.
1153 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
1155 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
1156 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
1157 instead of operands[2] to avoid access past the end of array.
1159 2007-01-24 Richard Sandiford <richard@codesourcery.com>
1161 * reload1.c (emit_reload_insns): Pass the reload register
1162 for a non-spill output reload through forget_old_reloads_1.
1164 2007-01-23 Joseph Myers <joseph@codesourcery.com>
1166 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1167 _SOFT_DOUBLE if doubles use software floating-point.
1168 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
1169 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
1170 * config/rs6000/darwin-ldouble.c: Also compile functions for
1171 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
1172 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
1173 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
1174 commented-out long double override.
1175 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
1176 * config/rs6000/eabispe.h: Likewise.
1177 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
1178 long double for non-SPE.
1179 (rs6000_handle_option): Likewise.
1180 (invalid_e500_subreg): Disallow more subregs involding DImode,
1181 DFmode, TImode or TFmode.
1182 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
1184 (legitimate_lo_sum_address_p): Also check for TFmode for E500
1186 (rs6000_legitimize_address): Also handle TFmode for E500 double.
1187 (rs6000_legitimize_reload_address): Also handle TFmode for E500
1189 (rs6000_legitimate_address): Also check for TFmode for E500
1191 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
1192 (spe_build_register_parallel): Handle TFmode and TCmode.
1193 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
1195 (function_arg): Handle TFmode and TCmode for E500 double.
1196 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
1198 (print_operand): Handle TFmode and TImode for %y.
1199 (rs6000_generate_compare): Handle TFmode comparisons for E500
1201 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
1202 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
1203 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
1204 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
1205 TFmode for E500 double.
1206 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
1207 (floatsidf2): Enable for E500 double.
1208 (movtf_softfloat): Use rs6000_nonimmediate_operand.
1209 (extenddftf2): Change to extenddftf2_fprs.
1210 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
1211 depending on TARGET_E500_DOUBLE.
1212 (extendsftf2): Enable for E500 double.
1213 (trunctfdf2): Enable for E500 double.
1214 (trunctfsf2): Change to trunctfsf2_fprs.
1215 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
1216 depending on TARGET_E500_DOUBLE.
1217 (floatsitf2): Enable for E500 double.
1218 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
1219 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
1220 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
1221 (negtf2): Change to negtf2_internal.
1222 (negtf2): New expander.
1223 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
1224 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
1225 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
1226 (movdi_internal32): Use rs6000_nonimmediate_operand.
1227 (unnamed splitter): Likewise.
1228 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
1229 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
1230 (SPE64TF, DITI): New mode macros.
1231 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
1234 (frob_<mode>_di_2): New.
1235 (frob_tf_di_8_2): New.
1236 (frob_di_df): Change to frob_di_<mode>; allow more modes.
1238 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
1240 (frob_ti_<mode>_8_2): New.
1241 (frob_ti_tf_2): New.
1242 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
1243 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
1245 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
1246 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
1247 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
1248 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
1249 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
1250 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
1253 2007-01-23 Ian Lance Taylor <iant@google.com>
1255 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
1257 (OBJS-archive): Reformat, alphabetize.
1258 (OBJS): Change out_object_file to OBJS-md.
1260 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
1262 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
1263 JUMP_P and CALL_P predicates where applicable.
1264 * config/i386/i386.c: Ditto.
1265 * config/i386/i386.md: Ditto.
1266 * config/i386/mmx.md: Ditto.
1267 * config/i386/predicates.md: Ditto.
1269 2007-01-22 Andreas Schwab <schwab@suse.de>
1271 * config/m68k/m68k.h: Fix comment.
1273 2007-01-22 Jan Hubicka <jh@suse.cz>
1275 * passes.c (init_optimization_passes): Do not rerun
1276 pass_early_warn_uninitialized.
1278 2007-01-22 Richard Guenther <rguenther@suse.de>
1280 PR tree-optimization/30038
1281 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
1283 (execute_cse_sincos_1): Likewise.
1284 (execute_cse_sincos): Likewise.
1285 (gate_cse_sincos): Likewise.
1286 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
1287 the cexpi() canonicalization of sincos().
1288 * tree-pass.h (pass_cse_sincos): Declare.
1289 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
1291 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1293 PR rtl-optimization/29329
1294 * combine.c (replaced_rhs_insn): Rename to i2mod.
1295 (replaced_rhs_value): Rename to i2mod_new_rhs.
1296 (i2mod_old_rhs): New global variable.
1297 (combine_instructions): Adjust for above change. Save a copy of
1298 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
1299 note are substituted in the second instruction.
1300 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
1301 ditch the note if it pertains to the second eliminated register
1302 and this register is mentioned in i2mod_old_rhs.
1305 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1307 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
1308 the insn to which the note was originally attached.
1310 2007-01-21 Jan Hubicka <jh@suse.cz>
1312 * ipa-inline.c (inlining_mode): Comment, move up.
1313 (cgraph_decide_inlining_incrementally): Do not perform inlining
1314 itself; fix handling of flattening of self recursive functions.
1315 (cgraph_find_cycles): Remove.
1316 (cgraph_flatten_node): Remove.
1317 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
1318 (try_inline): New function.
1319 (cgraph_early_inlining): Update call of
1320 cgraph_decide_inlining_incrementally. Apply inlining here.
1321 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
1323 2007-01-21 Dirk Mueller <dmueller@suse.de>
1326 * tree-vrp.c (check_array_bounds): do not warn
1327 about ADDR_EXPR's of ARRAY_REF's which are immediately
1328 used in binary expressions.
1330 2007-01-21 Ira Rosen <irar@il.ibm.com>
1332 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
1333 read_write_dep and macros for its access.
1334 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1335 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
1336 argument, call vect_check_interleaving for every independent pair of
1337 data-refs. Mark loads that access the same memory location as a store
1339 (vect_check_dependences): Remove.
1340 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
1341 call, fix the call to vect_analyze_data_ref_dependence.
1342 (vect_analyze_data_ref_access): For statements that access the same
1343 data-ref, check that they are not stores; for loads, check that there
1344 is no store that access the same location.
1346 2007-01-20 Roger Sayle <roger@eyesopen.com>
1347 Joseph Myers <joseph@codesourcery.com>
1349 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
1350 (-fdump-rtl-stack): Likewise.
1351 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
1352 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
1353 (-mpt-fixed): Use @minus{} for minus sign.
1354 (Using Precompiled Headers): Fix under/overfull hbox.
1356 2007-01-20 Jan Hubicka <jh@suse.cz>
1358 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
1359 place within annotation.
1361 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1363 * pa.c (output_move_double): Change array size of xoperands to 4.
1365 2007-01-20 Jan Hubicka <jh@suse.cz>
1367 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
1370 2007-01-19 Ian Lance Taylor <iant@google.com>
1372 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
1373 constant to unsigned HOST_WIDE_INT before negating.
1375 2007-01-19 Ian Lance Taylor <iant@google.com>
1377 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
1379 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
1380 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
1381 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
1382 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
1383 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
1384 (realloc_vdef, realloc_vuse): Change second parameter to
1386 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
1388 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
1389 unsigned. Change x and lim locals to unsigned.
1390 (realloc_vdef, realloc_vuse): Change num_elem parameter to
1392 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
1393 (copy_virtual_operands): Change i and n locals to unsigned.
1395 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1398 * builtins.c (fold_builtin_1): Handle builtin fdim.
1400 2007-01-20 Jan Hubicka <jh@suse.cz>
1402 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
1403 * tree-ssa-structalias.c (compute_points_to_sets): Do call
1404 init_alias_heapvars.
1405 (init_alias_heapvars): Initialize only when not already initialized.
1406 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
1408 2007-01-19 Roger Sayle <roger@eyesopen.com>
1410 * common.opt (fsigned-zeros): New command line option.
1411 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
1412 of flag_unsafe_math_optimizations.
1413 * opts.c (set_fast_math_flags): The -ffast-math command line option
1414 implies -fno-signed-zeros.
1415 (fast_math_flags_set_p): Likewise.
1417 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
1418 the documentation of -ffast-math appropriately. Wrap long lines.
1420 2007-01-19 Steve Ellcey <sje@cup.hp.com>
1422 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
1423 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
1425 2007-01-19 Tomas Bily <tbily@suse.cz>
1427 * cgraphunit.c (cgraph_finalize_function): Updating of pid
1429 (tree_init_ic_make_global_vars): New function
1430 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
1431 (tree_gen_ic_profiler): New function
1432 (tree_gen_ic_func_profiler): New function
1433 (tree_profiling): Added calling of tree_gen_ic_func_profiler
1434 (tree_profile_hooks): Added hook for indirec/virtual calls
1435 * value-prof.c (tree_find_values_to_profile): New case for
1437 (tree_values_to_profile): Call for determining indirect/virtual
1439 (tree_indirect_call_to_profile): New function
1440 (tree_ic_transform): New function
1441 (tree_ic): New function
1442 (find_func_by_pid): New function
1443 (init_pid_map): New function
1444 (tree_value_profile_transformations): Added check for
1445 indirect/virtual call transformation
1446 * value-prof.h (enum hist_type): New counter type for
1447 indirect/virtual calls
1448 (profile_hooks): Added new hook for profiling indirect/virtual
1450 * profile.c (instrument_values): New case for indirect/virtual
1452 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
1453 (GCOV_COUNTER_V_INDIR): New counter type
1454 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
1455 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
1457 * cgraph.c: Definition of cgraph_max_pid
1458 (cgraph_create_node): Default init of pid attribute
1459 * cgraph.h: Declaration of cgraph_max_pid
1460 (struct cgraph_node): Added pid attribute
1461 * libgcov.c (__gcov_indirect_call_profiler): New function
1462 (__gcov_one_value_profiler_body): New function
1463 (__gcov_one_value_profiler): Body was moved to
1464 __gcov_one_value_profiler_body and calls it
1466 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
1468 * doc/gty.texi (Options): Document the mark_hook option to GTY.
1469 * gengtype.c (write_types_data, write_func_for_structure,
1470 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
1471 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
1472 (walk_type, write_func_for_structure): Generate the mark_hook if
1475 2007-01-19 Jan Hubicka <jh@suse.cz>
1477 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
1478 'early' argument take inlining mode argument specifying whether to
1479 inline for size/speeed or all functions; add support for flattening;
1481 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
1483 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1486 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
1487 the name of the declared identifier.
1489 2007-01-19 Dirk Mueller <dmueller@suse.de>
1491 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
1492 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
1493 duplicate evaluation.
1495 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
1497 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
1498 Macroize expander using X87MODEF12 mode macro. Extend operand 1
1499 to XFMode, use acosxf2 and truncate result to requested mode.
1500 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
1501 (asin<mode>2): Similarly, with asin expanders.
1502 (*fscalexf4_i387): Rename from *fscalexf4.
1503 (expNcorexf3): New expander.
1504 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
1505 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
1506 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
1507 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
1508 patterns for SSE math.
1509 (exp10<mode>2): Similarly, with exp10 expanders.
1510 (exp2<mode>2): Similarly, with exp2 expanders.
1511 (expm1<mode>2): Similarly, with expm1 expanders.
1512 (ldexp<mode>3): Similarly, with ldexp expanders.
1513 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
1514 Use gen_truncxf<mode>2_i387_noop to truncate result.
1516 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1518 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
1519 for ColdFire targets.
1521 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
1522 Richard Sandiford <richard@codesourcery.com>
1524 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
1525 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
1526 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
1527 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
1528 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
1529 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
1531 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1533 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
1534 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
1535 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
1536 (*adddi_dilshr32_cf): New pattern.
1537 (adddi3, subdi3): Remove first alternatives.
1539 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1541 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
1542 implemented using move.l, do not use its cc result for floating-point
1545 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1547 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
1548 from accepting 's' constraints if flag_pic.
1550 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1552 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
1553 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
1554 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
1555 condition from TARGET_68881 to TARGET_HARD_FLOAT.
1557 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
1559 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
1560 ColdFire alternatives.
1561 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
1562 * config/m68k/m68k.md (clzsi2): Define for ColdFire
1563 architectures that support ff1 instruction.
1565 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1566 Julian Brown <julian@codesourcery.com>
1568 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
1569 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
1570 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
1573 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1575 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
1577 (output_move_const_into_data_reg, output_move_simode_const): Delete.
1578 * config/m68k/m68k.c (const_method, const_int_cost): Take a
1579 HOST_WIDE_INT instead of an rtx.
1580 (m68k_rtx_costs): Update call accordingly.
1581 (output_move_const_into_data_reg): Likewise. Fix formatting.
1582 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
1584 (output_move_simode_const): Update calls after above changes.
1585 Rework to use automatic variables and predicates like MEM_P.
1586 * config/m68k/m68k.md (pushexthisi_const): Update call to
1589 2007-01-19 Dirk Mueller <dmueller@suse.de>
1591 * tree-ssa-alias.c (perform_var_substitution): Fix typo
1594 2007-01-19 Richard Guenther <rguenther@suse.de>
1596 * builtins.c (expand_builtin_cexpi): Fall back to expanding
1597 via cexp in case sincos is not available.
1599 2007-01-19 Richard Guenther <rguenther@suse.de>
1601 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
1602 * defaults.h (TARGET_HAS_SINCOS): Default to off.
1603 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
1604 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
1605 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
1606 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
1607 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
1608 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
1610 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
1612 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
1614 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
1615 (atan2xf3): Directly generate RTL pattern.
1616 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
1617 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
1618 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1619 disable patterns for SSE math.
1620 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
1621 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
1622 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1623 disable patterns for SSE math.
1625 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
1627 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
1629 2007-01-18 Roger Sayle <roger@eyesopen.com>
1631 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
1632 VIEW_CONVERT_EXPR to the same type as it's operand.
1634 2007-01-18 David Edelsohn <edelsohn@gnu.org>
1636 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
1637 configured for long double 128.
1639 2007-01-18 Mike Stump <mrs@apple.com>
1641 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
1644 2007-01-18 Michael Meissner <michael.meissner@amd.com>
1646 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
1649 2007-01-18 Jan Hubicka <jh@suse.cz>
1651 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
1652 greater than NUM_VOP_FREE_BUCKETS.
1654 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
1656 * tree-ssa-structalias.c: Update comments.
1657 (ptabitmap_obstack): Removed.
1659 (oldpta_obstack): Ditto.
1660 (stats): Add a few members.
1661 (struct variable_info): Remove node, complex, address_taken, and
1662 indirect_target members. Add oldsolution member.
1663 (new_var_info): Do not initialize removed members.
1664 (constraint_expr_type): Remove INCLUDES.
1665 (constraint_graph): Add size, implicit_preds, rep,
1666 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
1667 (FIRST_REF_NODE): New macro.
1668 (LAST_REF_NODE): Ditto.
1669 (FIRST_ADDR_NODE): Ditto.
1670 (find): New function.
1672 (dump_constraint): Do not handle INCLUDES.
1673 (insert_into_complex): Do not insert duplicate constraints.
1674 (condense_varmap_nodes): Renamed and rewritten into ...
1675 (merge_node_constraints): This. Also fix bug in handling of
1676 offseted copy constraints.
1677 (clear_edges_for_node): No longer need to deal with preds at all,
1678 or removing associated preds/succs.
1679 (merge_graph_nodes): Deal with indirect_cycles.
1680 Don't deal with predecessors.
1681 (add_implicit_graph_edge): New function.
1682 (add_pred_graph_edge): Ditto.
1683 (add_graph_edge): Don't deal with predecessors.
1684 (build_constraint_graph): Removed.
1685 (build_pred_graph): New function.
1686 (build_succ_graph): Ditto.
1687 (struct scc_info): Removed in_component. Added roots, dfs, and
1688 node_mapping. Remove visited_index, unification_queue.
1689 (scc_visit): Deal with union-find we do now.
1690 Deal with cycles with REF nodes.
1691 (collapse_nodes): Renamed and rewritten to ...
1692 (unify_nodes): This.
1693 (process_unification_queue): Removed.
1694 (topo_visit): Cleanup
1695 (do_da_constraint): Use find.
1696 (do_sd_constraint): Ditto.
1697 (do_ds_constraint): Ditto.
1698 (do_complex_constraint): Ditto.
1699 (init_scc_info): Update for removed and added members.
1700 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
1701 (find_indirect_cycles): This.
1702 (equivalence_class): New variable.
1703 (label_visit): New function.
1704 (perform_variable_substitution): Rewritten.
1705 (free_var_substitution_info): New function.
1706 (find_equivalent_node): Ditto.
1707 (move_complex_constraints): Ditto.
1708 (eliminate_indirect_cycles): Ditto.
1709 (solve_graph): Only propagate changed bits.
1710 Use indirect cycle elimination.
1712 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
1713 (tree_id_eq): Renamed to ...
1714 (tree_vi_eq): This. Update for member change
1715 (insert_id_for_tree): Renamed and rewritten to ...
1716 (insert_vi_for_tree): This.
1717 (lookup_id_for_tree): Renamed and rewritten to ...
1718 (lookup_vi_for_tree): This.
1719 (get_id_for_tree): Renamed and rewritten to ...
1720 (get_vi_for_tree): Ditto.
1721 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
1722 (process_constraint): Don't handle INCLUDES.
1723 Remove special ADDRESSOF case.
1724 (find_func_aliases): Rewrite to use vi functions instead of id
1726 (create_function_info_for): Ditto.
1727 (create_variable_info_for): Ditto.
1728 (intra_create_variable_infos): Ditto.
1729 (merge_smts_into): Ditto.
1730 (find_what_p_points_to): Ditto.
1731 (init_base_vars): Ditto.
1732 (init_alias_vars): Ditto.
1733 (remove_preds_and_fake_succs): New function.
1734 (dump_sa_points_to_info): Dump new stats.
1735 (dump_solution_for_var): Use find.
1736 (set_used_smts): Fix formatting.
1737 (compute_points_to_sets): Updated for new functions.
1738 (ipa_pta_execute): Ditto.
1740 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1741 Richard Sandiford <richard@codesourcery.com>
1743 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
1745 * calls.c (expand_call): If the return value is a PARALLEL,
1746 extract its first member.
1747 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
1748 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
1749 use FUNCTION_EXTRA_EPILOGUE.
1750 (m68k_function_value): Return a PARALLEL if the return value
1751 is of a pointer type.
1752 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
1753 (FUNCTION_EXTRA_EPILOGUE): Remove.
1754 * config/m68k/m68k.md (D0_REG): New constant.
1756 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1758 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
1759 output a NOP for empty epilogues.
1761 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1763 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
1764 before function. Extend register save check to include all
1765 registers, not just integer ones.
1767 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1769 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
1770 (m68k_use_return_insn): ...this.
1771 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
1772 * config/m68k/m68k.c (use_return_insn): Rename to...
1773 (m68k_use_return_insn): ...this.
1774 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
1777 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1779 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
1780 nearest even, fix denormal rounding overflow.
1782 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1784 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
1785 f%$smove and f%$move.
1786 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
1787 (extendsfdf2_cf): Use fdmove instead of f%&move.
1788 (truncdfsf2_cf): Use fsmove instead of f%$smove.
1789 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
1791 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1793 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
1796 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1798 * real.h (real_format): Add a canonical_nan_lsbs_set field.
1799 (coldfire_single_format): Declare.
1800 (coldfire_double_format): Likewise.
1801 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
1802 of qnan_msb_set to determine the lower bits of a canonical
1804 (encode_ieee_double): Likewise.
1805 (encode_ieee_quad): Likewise.
1806 (ieee_single_format): Initialize canonical_nan_lsbs_set.
1807 (mips_single_format): Likewise.
1808 (ieee_double_format): Likewise.
1809 (mips_double_format): Likewise.
1810 (ieee_extended_motorola_format): Likewise.
1811 (ieee_extended_intel_96_format): Likewise.
1812 (ieee_extended_intel_128_format): Likewise.
1813 (ieee_extended_intel_96_round_53_format): Likewise.
1814 (ibm_extended_format): Likewise.
1815 (mips_extended_format): Likewise.
1816 (ieee_quad_format): Likewise.
1817 (mips_quad_format): Likewise.
1818 (vax_f_format): Likewise.
1819 (vax_d_format): Likewise.
1820 (vax_g_format): Likewise.
1821 (i370_single_format): Likewise.
1822 (i370_double_format): Likewise.
1823 (decimal_single_format): Likewise.
1824 (decimal_double_format): Likewise.
1825 (decimal_quad_format): Likewise.
1826 (c4x_single_format): Likewise.
1827 (c4x_extended_format): Likewise.
1828 (real_internal_format): Likewise.
1829 (coldfire_single_format): New real_format.
1830 (coldfire_double_format): Likewise.
1831 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
1832 canonical_nan_lsbs_set.
1833 (pdp11_d_format): Likewise.
1834 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
1835 if TARGET_COLDFIRE_CPU.
1837 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1839 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
1840 (output_call, m68k_legitimize_call_address): Declare.
1841 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
1842 parenthesees. Add support for a 'W' constraint.
1843 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
1844 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
1845 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
1846 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
1848 (override_options): Initialize them. Do not set flag_no_function_cse
1849 for TARGET_ID_SHARED_LIBRARY.
1850 (m68k_output_pic_call): Delete.
1851 (m68k_legitimize_call_address): New function.
1852 (print_operand): Remove the %o prefix. Handle the %p prefix.
1853 (output_call): New function.
1854 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
1855 target address from the GOT if symbolic jumps are not allowed.
1856 * config/m68k/m68k.md (call, general_operand): Do not set
1857 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
1858 Merge separate flag_pic and !flag_pic define_insns into...
1859 (*call, *call_value): ...these new patterns. Match the address
1860 rather than the containing MEM and require it to be a call_operand.
1861 Use output_call to generate the asm template.
1862 * config/m68k/predicates.md (const_call_operand): New predicate.
1863 (call_operand): Likewise.
1865 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1867 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
1868 (STACK_GROWS_DOWNWARD): Define to 1.
1869 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
1870 comments, emphasizing that these values are only defaults.
1871 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
1872 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
1874 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1876 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
1878 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1879 Richard Sandiford <richard@codesourcery.com>
1881 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
1882 (FP_REGNO_P): New macros.
1883 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
1884 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
1885 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
1886 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
1888 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1890 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
1891 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
1893 * config/m68k/t-floatlib: New file, extracting common code from...
1894 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1895 * config/m68k/t-uclinux: Here.
1896 * config/m68k/fpgnulib.c: Do not compile extendeed precision
1897 routines on ColdFire targets.
1899 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1901 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
1902 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
1903 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
1904 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
1905 explicitly set MOTOROLA to 1.
1906 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
1908 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1909 Nathan Sidwell <nathan@codesourcery.com>
1911 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
1912 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
1913 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
1914 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
1915 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
1916 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
1917 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
1918 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
1919 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
1920 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
1921 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
1922 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
1923 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
1924 (DBX_REGISTER_NUMBER): Delete.
1925 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
1926 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
1927 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
1929 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1931 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
1932 * config/flat.h: New file.
1933 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
1935 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
1936 indirect references for -msep-data or -mid-shared-library.
1937 Do not use PC-relative code addresses either.
1938 * config/m68k/m68k.c (override_options): Restrict -fPIC error
1940 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
1941 for shared libraries and crt1.o for executables. Use crti.o and
1943 (ENDFILE_SPEC): Use crtend.o and crtn.o.
1944 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
1945 Do not add -elf2flt or -shared-lib-id options here.
1946 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
1947 Pass -shared-lib-id if -mid-shared-library, taking the library
1948 identifier from -mshared-library-id if given, otherwise
1950 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
1951 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
1952 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
1953 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
1954 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
1955 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
1957 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
1958 jump sequence for ISA A and ISA A+.
1959 (PICJUMP): Likewise.
1961 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1963 * config.gcc (m68k-*-uclinux*): Base the port on the common
1964 and m68k GNU/Linux files rather than on the generic ELF ones.
1965 * config/m68k/uclinux.h (TARGET_VERSION): Override.
1966 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1968 2007-01-18 Julian Brown <julian@codesourcery.com>
1969 Richard Sandiford <richard@codesourcery.com>
1971 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
1972 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
1973 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
1975 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
1977 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
1979 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1981 * doc/install.texi: Document m68k-uclinuxoldabi.
1982 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
1983 * config/m68k/uclinux-oldabi.h: New file, copied from
1984 config/m68k/uclinux.h.
1986 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
1988 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
1989 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
1990 (m32r_compute_frame_size): Use unsigned for regno.
1991 (m32r_reload_lr): Use gen_frame_mem.
1993 (m32r_output_function_epilogue): Don't output the function epilogue
1995 (m32r_expand_epilogue): New.
1996 (direct_return): Return false if the function has the interrupt
1998 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
1999 * config/m32r/m32r.md (epilogue): New expander.
2000 (return_lr, return_rte): New insns.
2001 (return): Make it expander.
2002 (return_normal): New expander.
2004 2007-01-18 Josh Conner <jconner@apple.com>
2007 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
2008 support for UNLE, UNLT, UNGE, and UNGT.
2010 2007-01-18 Jan Hubicka <jh@suse.cz>
2012 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
2013 * tree-tailcall (add_virtual_phis): Likewise.
2014 (optimize_tail_call): Return TODOs.
2015 (execute_tail_calls): Return TODOs.
2016 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
2017 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
2019 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2020 Cleanup cfg using TODO.
2021 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
2022 * passes.c (execute_function_todo): When cleanup did something, remove
2024 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
2025 (make_edges): Don't cleanup_cfg.
2027 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
2029 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
2030 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
2031 operate on the top of stack.
2032 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
2033 register handling of instructions that output to the second
2035 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
2036 (move_for_stack_reg): Special-case check for dead destination
2037 stack slot for constant load of 1.0 inside UNSPEC_TAN.
2039 * config/i386/i386.md (UNSPEC_TAN): New constant.
2040 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
2041 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
2042 to correctly model move of constant 1.0 to top stack slot.
2043 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
2044 (unnamed peephole2 pattern): Remove corresponding peephole2
2045 pattern that optimizes tan insn and loading of constant 1.0.
2046 (tanxf2): Use fptanxf4_i387.
2047 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
2048 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
2049 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
2050 disable patterns for SSE math.
2051 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
2052 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
2054 2007-01-18 Dirk Mueller <dmueller@suse.de>
2055 Richard Guenther <rguenther@suse.de>
2058 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
2059 * common.opt (Warray-bounds): Add new warning option.
2060 * c-opts.c (c_common_handle_option): Define -Warray-bounds
2062 * Makefile.in: make tree-vrp.o depend on toplev.h
2063 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
2065 (check_array_refs, check_array_bounds, check_array_ref): New.
2067 2007-01-18 Jan Hubicka <jh@suse.cz>
2069 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
2070 (execute_ssa_ccp): Return flags conditionally.
2071 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
2073 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
2075 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
2077 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
2078 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
2080 * Makefile.c (GTFILES): Add cfglayout.h.
2081 * gengtype.c (open_base_files): Likewise.
2082 * cfglayout.c (cfg_layout_function_footer,
2083 cfg_layout_function_header) Reindent to make gengtype happy.
2084 * cfglayout.h (cfg_layout_function_footer,
2085 cfg_layout_function_header): Add GTY(()) marker.
2087 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
2089 2007-01-18 Ben Elliston <bje@au.ibm.com>
2091 * genautomata.c (write_automata): Include xstrerror output in the
2092 error message if writing the DFA description file fails.
2094 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
2096 * config/mips/mips-protos.h (mips_output_external): Make it
2098 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
2099 * config/mips/mips.c (irix_output_external_libcall): Likewise.
2100 (extern_list): Likewise.
2101 (extern_head): Likewise.
2102 (TARGET_ASM_FILE_END): Likewise.
2103 (mips_file_end): Likewise.
2104 (mips_output_external): Rewritten.
2106 2007-01-18 Ben Elliston <bje@au.ibm.com>
2108 * genpreds.c (write_insn_preds_c): Only write out the function
2109 body for regclass_for_constraint if we have register constraints.
2111 2007-01-17 Tom Tromey <tromey@redhat.com>
2113 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
2114 * doc/install.texi (Testing): Use sourceware.org.
2115 (Binaries): Likewise.
2116 (Specific): Likewise.
2117 * doc/contrib.texi (Contributors): Use sourceware.org.
2119 2007-01-17 Anatoly Sokolov <aesok@post.ru>
2121 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
2122 (AVR_ENHANCED): Rename to ...
2123 (AVR_HAVE_MUL): ... new.
2124 (avr_enhanced_p): Rename to ...
2125 (avr_have_mul_p): ... new.
2126 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
2127 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
2128 * config/avr/avr.c (avr_enhanced_p): Rename to ...
2129 (avr_have_mul_p): ... new.
2130 (base_arch_s): Rename 'enhanced' to 'have_mul'.
2131 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
2132 'avr_enhanced_p' and 'enhanced'.
2133 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
2134 AVR_HAVE_MUL instead of AVR_ENHANCED.
2135 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
2136 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
2137 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
2138 instead of AVR_ENHANCED.
2139 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
2140 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
2141 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
2143 2007-01-17 Ian Lance Taylor <iant@google.com>
2145 * vec.h (VEC_reserve_exact): Define.
2146 (vec_gc_p_reserve_exact): Declare.
2147 (vec_gc_o_reserve_exact): Declare.
2148 (vec_heap_p_reserve_exact): Declare.
2149 (vec_heap_o_reserve_exact): Declare.
2150 (VEC_OP (T,A,reserve_exact)): New static inline function, three
2152 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
2154 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
2155 (VEC_OP (T,A,copy)) [all versions]: Likewise.
2156 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
2157 * vec.c (calculate_allocation): Add exact parameter. Change all
2159 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
2160 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
2161 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
2162 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
2163 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
2164 (vec_heap_p_reserve_exact): New function.
2165 (vec_heap_o_reserve_exact): New function.
2167 2007-01-17 Jan Hubicka <jh@suse.cz>
2169 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
2171 2007-01-17 Eric Christopher <echristo@apple.com>
2173 * config.gcc: Support core2 processor.
2175 2007-01-16 Jan Hubicka <jh@suse.cz>
2177 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
2178 the names, just unlink the chain so we don't crash on dangling pointers
2181 2007-01-16 Jan Hubicka <jh@suse.cz>
2183 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
2184 * tree-pass.h: Reorder to make IPA passes appear toegher.
2185 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
2186 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
2187 parameters, do not call early inliner.
2188 * ipa-inline.c: Update comments. Include tree-flow.h
2189 (cgraph_decide_inlining): Do not compute inlining parameters.
2190 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
2191 be called with function context set up.
2192 (pass_ipa_inline): Remove unreachable functions before pass.
2193 (cgraph_early_inlining): Simplify assuming to be called from the
2195 (pass_early_inline): New pass.
2196 (cgraph_gate_ipa_early_inlining): New gate.
2197 (pass_ipa_early_inline): Turn into simple wrapper.
2198 (compute_inline_parameters): New function.
2199 (gate_inline_passes): New gate.
2200 (pass_inline_parameters): New pass.
2201 (apply_inline): Move here from tree-optimize.c
2202 (pass_apply_inline): New pass.
2203 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
2205 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
2207 (tree_function_versioning): Do not allocate dummy struct function.
2208 * tree-inline.h (optimize_inline_calls): Update prototype.
2209 * tree-optimize.c (execute_fixup_cfg): Export.
2210 (pass_fixup_cfg): Remove
2211 (tree_rest_of_compilation): Do not apply inlines.
2212 * tree-flow.h (execute_fixup_cfg): Declare.
2213 * Makefile.in (gt-passes.c): New.
2214 * passes.c: Include gt-passes.h
2215 (init_optimization_passes): New passes.
2216 (nnodes, order): New static vars.
2217 (do_per_function_toporder): New function.
2218 (execute_one_pass): Dump current pass here.
2219 (execute_ipa_pass_list): Don't dump current pass here.
2221 2007-01-16 Janis Johnson <janis187@us.ibm.com>
2223 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
2224 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
2226 2007-01-16 David Edelsohn <edelsohn@gnu.org>
2228 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
2229 (strong_alias): Define.
2230 (__gcc_qmul): Provide non-FMA for soft-float.
2236 (__gcc_qunord): New.
2246 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
2247 soft-float functions.
2248 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
2249 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
2250 about long double soft float.
2252 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
2253 Tehila Meyzels <tehila@il.ibm.com>
2255 * tree-vectorizer.h (is_pattern_stmt_p): New.
2256 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
2257 formatting (tabs instead of spaces). Cleanup and clarify setting
2258 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
2259 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
2260 (vectorizable_type_demotion): Check that types are integral.
2261 (vectorizable_type_promotion): Likewise.
2262 (vectorizable_store): Fix typo. Eliminate new-line at end of
2265 2007-01-16 Jan Hubicka <jh@suse.cz>
2267 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
2270 2007-01-15 Eric Christopher <echristo@apple.com>
2272 * ifcvt.c: Include vec.h, vecprim.h.
2273 (check_cond_move_block): New argument regs.
2274 Reorganize. Add registers used to regs.
2275 (cond_move_process_if_block): Use regs set above as
2278 2007-01-15 Eric Christopher <echristo@apple.com>
2280 * config/darwin.h: Update copyright.
2281 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
2282 (LINK_COMMAND_SPEC): Add -u.
2283 (LINK_SPEC): Fix umbrella for above.
2285 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
2287 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
2290 2007-01-15 Tom Tromey <tromey@redhat.com>
2292 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
2293 * doc/install.texi (Testing): Don't mention jacks.
2294 (Configuration): Document --enable-java-maintainer-mode. Move
2295 --with-java-home to libgcj-specific section. Document
2297 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
2299 2007-01-15 Jan Hubicka <jh@suse.cz>
2301 * tree-ssa-dce.c (DCE_TODOs): New.
2302 (propagate_necessity): Return if something changed.
2303 (eliminate_unnecessary_stmts): Likewise.
2304 (perform_tree_ssa_dce): Return TODO flags when needed.
2305 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
2307 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
2309 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
2310 (fyl2x_extend<mode>xf3_i387): New insn pattern.
2311 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
2312 patterns using X87MODEF12 mode macro. Extend operand 1
2313 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
2314 (log10<mode>2): Ditto.
2315 (log2<mode>2): Ditto.
2316 (log1p<mode>2): Ditto.
2317 (logb<mode>2): Ditto.
2318 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
2319 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
2320 (*fxtractxf3_i387): Rename from *fxtractxf3.
2321 (fxtract_extend<mode>xf3_i387): New insn pattern.
2322 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
2323 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
2324 and gen_fyl2xxf3_i387().
2326 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2328 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
2329 * cfgloopmanip.c (fix_loop_placement): Made static. Use
2330 get_loop_exit_edges. Changed return type to bool.
2331 * cfgloop.h (fix_loop_placement): Declaration removed.
2333 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
2335 * param.h (MIN_VECT_LOOP_BOUND): New.
2336 * params.def (MIN_VECT_LOOP_BOUND): New.
2337 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
2338 argument - minimum threshold for number of iterations.
2339 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
2340 argument to declaration.
2341 * tree-vect-analyze.c (vect_analyze_operations): Check value of
2342 MIN_VECT_LOOP_BOUND.
2343 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
2344 slpeel_tree_peel_loop_to_edge with additional argument.
2345 (vect_do_peeling_for_alignment): Likewise.
2346 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
2348 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
2351 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
2354 2007-01-14 Jan Hubicka <jh@suse.cz>
2356 * tree-dfa.c (remove_referenced_var): New function.
2357 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
2358 prune referenced vars list too.
2359 * tree-flow.h (remove_referenced_var): Declare.
2361 2007-01-14 Jan Hubicka <jh@suse.cz>
2363 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
2365 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
2366 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
2367 * except.h (verify_eh_throw_table_statements): Kill prototype.
2368 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
2369 into call exrepssions.
2370 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
2372 * tree-cfg.c: Include pointer-set.h.
2373 (verify_node_sharing): Work on pointer set.
2374 (verify_eh_throw_stmt_node): New.
2375 (verify_stmts): Use pointers sets, verify throw_stmt.
2377 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
2379 * ipa-reference.c (analyze_function): Consider also addresses taken
2382 2007-01-12 Roger Sayle <roger@eyesopen.com>
2384 * c-typeck.c (null_pointer_constant_p): Replace use of
2385 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2386 (build_c_cast): Likewise.
2388 2007-01-12 Roger Sayle <roger@eyesopen.com>
2390 * tree.h (force_fit_type_double): Remove unused final argument.
2391 * c-common.c (constant_expression_warning): Replace use of
2392 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2393 (convert_and_check): Likewise.
2394 (shorten_compare): Update call to force_fit_type_double.
2395 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
2396 * convert.c (convert_to_pointer): Update call to
2397 force_fit_type_double.
2398 * fold-const.c (force_fit_type_double): Remove overflowed_const
2400 (int_const_binop, fold_convert_const_int_from_int,
2401 fold_convert_const_int_from_real, fold_div_compare,
2402 fold_sign_changed_comparison, fold_unary, fold_negate_const,
2403 fold_abs_const, fold_not_const): Remove the final argument from
2404 calls to force_fit_type_double.
2406 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2408 * configure.ac: Set insn to "nop" for spu-*-* also.
2409 * configure: Regenerate.
2411 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
2413 * builtins.def : Add BUILT_IN_FREE.
2415 2007-01-12 Jan Hubicka <jh@suse.cz>
2417 PR tree-optimization/30443
2418 * tree-inline.c (tree_function_versioning): Do not optimize when
2419 cloning for inlining.
2421 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
2423 * doc/loop.texi: Document recording of loop exits.
2424 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
2425 (update_single_exits_after_duplication,
2426 update_single_exit_for_duplicated_loop,
2427 update_single_exit_for_duplicated_loops): Removed.
2428 (duplicate_loop_to_header_edge): Do not call
2429 update_single_exits_after_duplication and
2430 update_single_exit_for_duplicated_loops.
2431 (loop_version): Do not update single_exit information.
2432 (fix_loop_structure): Use record_loop_exits instead of
2433 mark_single_exit_loops.
2434 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
2435 the lists of loop exits.
2436 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
2437 split_edge, merge_blocks): Update the lists of loop exits.
2438 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
2439 loop_optimizer_init.
2440 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
2441 of mark_single_exit_loops.
2442 (loop_optimizer_finalize): Call release_recorded_exits.
2443 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
2444 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
2445 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
2446 update single exit information.
2447 * lambda-code.c (perfect_nestify): Ditto.
2448 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
2449 (mark_single_exit_loops): Removed.
2450 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
2451 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
2452 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
2454 (get_loop_exit_edges, single_exit): Use recorded exit lists.
2455 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
2456 (verify_loop_structure): Verify consistency of the exit lists.
2457 (flow_loops_find): Use alloc_loop. Initialize exits hash.
2458 (set_single_exit): Removed.
2459 * cfgloop.h (struct loop_exit): New function.
2460 (struct loop): single_exit_ field replaced by exits field.
2461 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
2462 (struct loops): Added exits hash.
2463 (mark_single_exit_loops, set_single_exit): Declaration removed.
2464 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
2466 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2468 * doc/invoke.texi: Avoid use of @headitem.
2470 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2472 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
2474 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2476 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
2479 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2480 Richard Sandiford <richard@codesourcery.com>
2482 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
2483 * config/m68k/m68k.opt: Resort options.
2484 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
2486 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2487 Richard Sandiford <richard@codesourcery.com>
2489 * doc/invoke.texi: Document the macros that are defined by
2490 m68k's -mtune and -mhard-float options.
2491 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
2492 (m68k_cpp_cpu_family): Likewise.
2493 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
2494 of __ucfv*__ macros. Define __mcffpu__ if generating code for
2495 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
2496 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
2497 (m68k_cpp_cpu_family): Likewise.
2499 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2501 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
2502 macros besides mc68000 as tuning macros. Use a switch statement
2503 to set them and mcpu32.
2505 2007-01-12 Julian Brown <julian@codesourcery.com>
2507 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
2508 (TARGET_68040_ONLY): Rename to...
2509 (TARGET_68040): ...this.
2510 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
2511 * config/m68k/m68k.md: Likewise.
2513 2007-01-12 Julian Brown <julian@codesourcery.com>
2514 Nathan Sidwell <nathan@codesourcery.com>
2515 Richard Sandiford <richard@codesourcery.com>
2517 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
2518 the -mcpu= argument associated with the --with-cpu setting.
2519 Define M68K_DEFAULT_TUNE to the default -mtune= option,
2520 if different from the one implied by the -mcpu setting.
2521 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
2522 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
2523 * doc/invoke.texi: Mention ColdFire in the introduction to the
2524 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
2525 -mno-div and -mhard-float options. Make -m68881 a synonym for
2526 -mhard-float. Document the previously-undocumented -m5206e,
2527 -m528x, -m5307 and -m5407 options. Tweak the existing option
2528 documentation for consistency.
2529 * doc/install.texi: Mention new --with-cpu arguments.
2530 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
2531 default CPU if neither -mcpu nor -march are specified.
2532 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
2533 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
2534 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
2535 using m68k_tune to decide between families that implement the
2536 same ISA. Use m68k_tune to set __mcfv4e__.
2537 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
2538 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
2539 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
2540 (FL_ISA_C, FL_ISA_MMU): New macros.
2541 (MASK_COLDFIRE): Delete.
2542 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
2543 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
2544 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
2545 (TARGET_HARD_FLOAT): Do not define here.
2546 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
2547 (TUNE_68000): New macro.
2548 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
2549 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
2550 (TUNE_CFV2): Redefine in terms of m68k_tune.
2551 (uarch_type, target_device, fpu_type): New enums.
2552 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
2553 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
2554 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
2555 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
2556 (FL_FOR_isa_c): New macros.
2557 (m68k_isa): New enum.
2558 (m68k_target_selection): New structure.
2559 (all_devices, all_isas, all_microarchs): New tables.
2560 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
2561 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
2562 (MASK_ALL_CPU_BITS): Delete.
2563 (m68k_find_selection): New function.
2564 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
2565 Map the legacy target options to a combination of the new ones.
2566 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
2567 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
2568 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
2570 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
2571 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
2573 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
2574 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
2575 * config/m68k/m68k-devices.def: New file.
2577 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2578 Nathan Sidwell <nathan@codesourcery.com>
2580 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
2581 (SUBTARGET_EXTRA_SPECS): New macros.
2582 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
2583 use %(asm_cpu_spec) instead.
2584 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
2585 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
2586 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
2587 (EXTRA_SPECS): Rename to...
2588 (SUBTARGET_EXTRA_SPECS): ...this.
2590 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2591 Richard Sandiford <richard@codesourcery.com>
2592 Julian Brown <julian@codesourcery.com>
2594 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
2595 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
2596 to the configuration's default CPU.
2597 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
2598 Remove default masks.
2599 (m680[012]0-*-*): Set the default with_cpu to the first part of
2601 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
2602 (m68k*-*-linux): Extend the --with-cpu handling to...
2603 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
2604 and m68010. Don't set target_cpu_default2.
2605 * doc/install.texi: Document --with-cpu for m68k.
2606 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
2607 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
2608 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
2609 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
2610 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
2611 (ASM_SPEC): Remove use of %(asm_cpu_default).
2612 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
2613 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
2614 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
2615 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
2616 __HAVE_FPU__ if TARGET_HARD_FLOAT.
2617 (TARGET_DEFAULT): Delete.
2618 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
2619 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
2620 (CPP_CPU_SPEC): Delete.
2621 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
2622 the appropriate string.
2623 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
2624 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
2625 (ASM_SPEC): Don't use %(asm_default_spec).
2626 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
2627 TARGET_DEFAULT and add MASK_68881.
2628 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
2630 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2632 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
2633 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
2634 MASK_68010 alongside MASK_68020.
2635 * doc/invoke.texi: Document -m68010.
2636 * config/m68k/m68k.opt (m68010): New.
2637 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
2639 (TUNE_68010): New macro.
2640 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
2641 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
2642 (M68K_CPU_m68332): Add MASK_68010.
2643 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
2644 fallback definition.
2645 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
2647 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
2648 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
2649 to all entries that use MASK_68020.
2650 (output_move_simode_const, output_move_himode, output_move_qimode)
2651 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
2652 instead of TARGET_68020 to select clr behavior. Remove comment
2653 about there being no TARGET_68010.
2654 * config/m68k/m68k.md: Likewise throughout.
2656 2007-01-12 Julian Brown <julian@codesourcery.com>
2658 * config/m68k/m68k.h (TARGET_ISAB): New macro.
2659 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
2660 * config/m68k/m68k.md: Likewise.
2662 2007-01-12 Julian Brown <julian@codesourcery.com>
2664 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
2665 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
2667 2007-01-12 Julian Brown <julian@codesourcery.com>
2669 * config/m68k/m68k.h (TUNE_68040_60): New macro.
2670 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
2671 * config/m68k/m68k.md: Likewise.
2673 2007-01-12 Julian Brown <julian@codesourcery.com>
2674 Richard Sandiford <richard@codesourcery.com>
2676 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
2677 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
2678 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
2680 (TARGET_CPU32): Rename to...
2681 (TUNE_CPU32): ...this.
2682 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
2683 (TUNE_CFV2): New macros.
2684 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
2685 remove conditions that are implied by TARGET_68020.
2686 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
2687 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
2688 (m68k_output_function_epilogue): Likewise.
2689 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
2690 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
2691 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
2692 non-68000 timings. Refactor multiplication and division costs.
2693 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
2694 TUNE_CPU32 instead of TARGET_CPU32.
2695 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
2696 and TUNE_68060 instead of TARGET_68060.
2697 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
2698 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
2700 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
2701 && !TARGET_COLDFIRE" to choose between moveq and clr.
2702 Likewise in the unnamed movsf pattern.
2703 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
2704 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
2707 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2709 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
2710 of tabbing before backslashes.
2712 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2714 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
2715 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
2716 (ASM_OUTPUT_INTERNAL_LABEL): Define.
2718 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2720 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
2721 find_interesting_uses_cond.
2722 (find_interesting_uses_cond): Use extract_cond_operands.
2723 (rewrite_use_compare): Use extract_cond_operands and
2724 force_gimple_operand_bsi. Do not call update_stmt.
2725 (determine_use_iv_cost_condition): Use extract_cond_operands.
2726 Return cheaper of using original bound and changing the exit bound.
2728 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2730 PR tree-optimization/29516
2731 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
2732 most_expensive_mult_to_index, addr_to_parts,
2733 create_mem_ref, maybe_fold_tmr): Make the type of
2734 fields of TARGET_MEM_REF sizetype.
2735 (move_fixed_address_to_symbol, move_pointer_to_base):
2737 * tree.def (TARGET_MEM_REF): Add comment on types of
2740 2007-01-11 Joseph Myers <joseph@codesourcery.com>
2742 * c-common.c (vector_types_convertible_p): Treat opaque types as
2743 always convertible if they have the same size, but not otherwise.
2745 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
2747 * ifcvt.c (struct noce_if_info): Add comments to the fields.
2748 Remove the b_unconditional field.
2749 (noce_try_sign_mask): Do not look at b_unconditional.
2750 (noce_process_if_block): Do not use merge_if_blocks. Update
2751 the CFG here. Do not set b_unconditional.
2752 (cond_move_process_if_block): Likewise.
2753 (find_cond_trap): Likewise.
2754 (check_cond_move_block): Require simple jump insns at the end
2757 2007-01-11 Jan Hubicka <jh@suse.cz>
2759 PR tree-optimization/1046
2760 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
2761 when alias info is not ready.
2762 (pass_tail_recursion): Do not require aliasing.
2763 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
2764 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
2765 * tree-ssa-copy.c (pass_copy_prop): Likewise.
2766 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
2767 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
2768 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
2769 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
2771 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
2772 When aliasing is not build, mark statement as volatile.
2774 2007-01-11 Tom Tromey <tromey@redhat.com>
2776 PR preprocessor/15185, PR preprocessor/20989:
2777 * doc/cppopts.texi <-MT>: Update description of algorithm for
2778 computing default target.
2779 <-M, -MD>: Reword "basename" text.
2781 2007-01-11 Roger Sayle <roger@eyesopen.com>
2783 * builtins.c (expand_builtin_pow, expand_builtin_powi,
2784 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
2785 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2786 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
2787 fold_builtin_bswap, real_constp, fold_builtin_pow,
2788 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
2789 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
2790 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2791 * convert.c (convert_to_pointer): Likewise.
2792 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2793 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
2794 const_binop, fold_convert_const_int_from_int,
2795 fold_convert_const_int_from_real,
2796 fold_convert_const_real_from_real, sign_bit_p,
2797 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
2798 fold_sign_changed_comparison, fold_unary, fold_comparison,
2799 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
2800 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
2801 * print-tree.c (print_node_brief, print_node): Likewise.
2802 * stor-layout.c (place_field, layout_type): Likewise.
2803 * tree-chrec.c (keep_cast): Likewise.
2804 * tree.c (build_vector, build_real, build_real_from_int_cst,
2805 build_complex): Likewise.
2807 2007-01-11 Roger Sayle <roger@eyesopen.com>
2809 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
2810 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
2812 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
2814 * configure.ac (strict1_warn): Rename to strict_warn.
2815 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
2816 cc_set_by_configure, quoted_cc_set_by_configure,
2817 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
2818 all_boot_languages, all_stagestuff): Remove.
2819 (target_list): Remove bootstrap targets.
2820 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
2821 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
2822 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
2823 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
2824 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
2825 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
2826 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
2827 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
2828 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
2829 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
2830 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
2831 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
2832 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
2833 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
2834 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
2835 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
2836 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
2837 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
2838 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
2839 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
2840 (mostlyclean): Adjust.
2841 (clean, distclean): Don't mention bootstrap stuff.
2842 * configure: Regenerate.
2843 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
2844 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
2845 treelang/config-lang.in (stagestuff): Remove.
2846 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
2847 stageprofile, stagefeedback, stagestuff): Remove mention.
2849 2007-01-11 Nick Clifton <nickc@redhat.com>
2851 * config/mcore/predicates.md (mcore_general_movesrc_operand):
2853 (mcore_general_movdst_operand): Do not accept CONST_INTs.
2854 (mcore_arith_K_S_operand): Run the test for the S constraint not
2855 the test for the M constraint.
2856 (mcore_addsub_operand): Do not accept integer values that are
2857 larger than 32 bits.
2858 * config/mcore/mcore.md: Remove unused constraints from split.
2859 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
2861 (allocate_stack): Likewise.
2862 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
2863 operands to 32 bits.
2864 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
2866 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
2867 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
2868 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
2869 mcore_output_bclri, mcore_output_andn, output_inline_const,
2870 mcore_output_move, mcore_output_movedouble): Likewise.
2871 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
2872 (output_inline_const): Likewise.
2873 (output_inline_const): Fix format strings used in sprintf
2875 * config/mcore/mcore-protos.h: Update prototypes for changed
2876 functions in mcore.c.
2877 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
2878 HOST_WIDE_INT and not int.
2879 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
2880 CONST_OK_FOR_N): Likewise.
2881 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
2882 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
2885 2007-01-10 Jan Hubicka <jh@suse.cz>
2887 * tree-vrp.c (remove_range_assertions): Release defs.
2888 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
2889 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
2891 2007-01-10 Paul Brook <paul@codesourcery.com>
2893 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
2894 * config/arm/arm.md (mulsi3subsi): New insn.
2896 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
2898 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
2899 (tree_transform_and_unroll_loop): New.
2900 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
2903 2007-01-10 Robert Kennedy <jimbob@google.com>
2905 * fold-const.c (fold_comparison): Fold comparisons like (x *
2906 1000 < 0) to (x < 0).
2908 2007-01-10 Ian Lance Taylor <iant@google.com>
2910 * tree-pretty-print.c (dump_generic_node): Print parentheses when
2911 operands have the same priority.
2913 2007-01-10 Tom Tromey <tromey@redhat.com>
2915 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
2916 (fold_binary): Likewise.
2917 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
2918 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
2919 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
2920 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
2921 * langhooks.h (struct lang_hooks): Removed field
2922 'can_use_bit_fields_p'.
2924 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
2926 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
2928 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
2930 * function.c (get_last_funcdef_no): New function.
2931 * function.h (get_last_funcdef_no): Declare.
2932 * tree-inline.c (initialize_cfun): Add initialization.
2933 (tree_function_versioning): Cleanup.
2935 2007-01-10 Jan Hubicka <jh@suse.cz>
2937 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
2940 2007-01-10 Sa Liu <saliu@de.ibm.com>
2941 Ben Elliston <bje@au.ibm.com>
2943 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
2944 for SAVE_NONLOCAL and Pmode for any other save level.
2945 * spu-protos.h (spu_restore_stack_block): Declare.
2946 * spu.md (save_stack_block): Remove.
2947 (restore_stack_block): Call spu_restore_stack_block.
2948 * spu.c (spu_restore_stack_block): New function.
2949 (spu_expand_epilogue): Remove old comment.
2951 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2953 PR tree-optimization/30322
2954 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
2955 (cand_value_at): Return the value as aff_tree.
2956 (may_eliminate_iv): Convert the bound from aff_tree to tree.
2957 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
2958 aff_combination_mult): New functions.
2959 (aff_combination_add): Use aff_combination_add_cst.
2960 (aff_combination_convert): Allow conversions to a wider type.
2961 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
2962 * tree-affine.h (aff_combination_mult): Declare.
2964 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
2966 * doc/tm.texi: Update documentation to reflect reality of exec
2967 and start file search behaviours. Update copyright year.
2968 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
2969 header file directories.
2971 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
2973 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
2974 (*cosxf2): Rename to cosxf2_i387.
2975 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
2976 using X87MODEF12 mode macro. Rename patterns to
2977 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
2979 (*cosdf2, *cossf2): Ditto.
2980 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
2981 to match extended input operands.
2982 (sincos<mode>3): New expander.
2983 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
2984 insn patterns and corresponding splitters.
2986 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
2988 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
2989 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
2991 2007-01-09 Nicolas Pitre <nico@cam.org>
2994 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
2996 2007-01-08 Geoffrey Keating <geoffk@apple.com>
2998 * target.h (struct gcc_target): New field library_rtti_comdat.
2999 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
3000 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
3001 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
3002 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
3004 2007-01-08 Geoffrey Keating <geoffk@apple.com>
3006 * doc/invoke.texi (Optimize Options): Correct description of -O0.
3008 2007-01-08 Richard Guenther <rguenther@suse.de>
3010 * tree.h (force_fit_type_double): Export.
3011 (force_fit_type): Remove.
3012 * fold-const.c (force_fit_type_double): New function.
3013 (force_fit_type): Remove.
3014 (int_const_binop): Use it.
3015 (fold_convert_const_int_from_int): Likewise.
3016 (fold_convert_const_int_from_real): Likewise.
3017 (fold_div_compare): Likewise.
3018 (fold_sign_changed_comparison): Likewise.
3019 (fold_unary): Likewise.
3020 (fold_negate_const): Likewise.
3021 (fold_abs_const): Likewise.
3022 (fold_not_const): Likewise.
3023 * c-common.c (shorten_compare): Use force_fit_type_double.
3024 * convert.c (convert_to_pointer): Likewise.
3026 2007-01-08 Richard Guenther <rguenther@suse.de>
3028 * tree.h (build_int_cst_wide_type): Export.
3029 * tree.c (build_int_cst_wide_type): New function.
3030 (build_int_cst_wide): Fix comment.
3031 * builtins.c (fold_builtin_object_size): Use build_int_cst
3032 to build -1 or 0 of the correct type. Use fit_double_type
3033 to check for overflow.
3034 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
3036 (decode_field_reference): Likewise.
3037 (all_ones_mask_p): Likewise.
3038 (native_interpret_int): Use build_int_cst_wide_type.
3039 (fold_binary): Use build_int_cst_type to build an all-ones
3041 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
3043 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
3045 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
3047 2007-01-09 Ben Elliston <bje@au.ibm.com>
3049 * genautomata.c (STATS_OPTION): New option.
3050 (stats_flag): New flag.
3051 (gen_automata_option): Handle it.
3052 (initiate_automaton_gen): Ditto.
3053 (write_automata): Output statistics only if stats_flag is
3054 set. Likewise, output time statistics only if time_flag is set.
3055 * doc/md.texi (Processor pipeline description): Document new flag.
3057 2007-01-08 Richard Guenther <rguenther@suse.de>
3059 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
3060 * tree.c (build_int_cst_type): Likewise.
3061 (size_in_bytes): Don't call force_fit_type on the result.
3062 (int_fits_type_p): Use fit_double_type.
3063 * fold-const.c (fit_double_type): New function.
3064 (force_fit_type): Use it.
3065 * tree.h (fit_double_type): Export.
3067 2007-01-08 Jan Hubicka <jh@suse.cz>
3069 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
3070 * ipa.c (function_and_variable_visibility): Fix return type.
3072 2007-01-08 Richard Guenther <rguenther@suse.de>
3074 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
3075 of offset to build the index.
3076 * tree-pretty-print.c (dump_generic_node): Don't build negated
3077 const just for printing.
3078 * c-pretty-print.c (pp_c_integer_constant): Likewise.
3079 * builtins.c (fold_builtin_int_roundingfn): Check if result
3080 fits the type by using force_fit_type and comparing the result.
3081 * predict.c (predict_loops): Use compare_tree_int for comparison.
3082 * tree.c (build_int_cst): Fall back to integer_type_node for
3084 (build_int_cst_wide): Assert type is non-null.
3086 2007-01-08 Roberto Costa <roberto.costa@st.com>
3088 * tree-vrp.c (extract_range_from_cond_expr): New.
3089 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
3090 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
3092 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
3093 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
3094 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
3095 used as expressions.
3096 * tree-object-size.c (cond_expr_object_size): New.
3097 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
3099 2007-01-08 Jan Hubicka <jh@suse.cz>
3101 * tree-ssa-forwprop.c (forward_propagate_into_cond,
3102 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
3105 2007-01-08 Richard Guenther <rguenther@suse.de>
3107 PR tree-optimization/23603
3108 * tree-vrp.c (set_value_range_to_truthvalue): New function.
3109 (extract_range_from_binary): Fall back to truthvalue instead of
3110 varying for TRUTH_*_EXPR.
3111 (extract_range_from_comparison): Fall back to truthvalue instead of
3113 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
3114 if all visited PHI values were constant.
3116 2007-01-08 Jan Hubicka <jh@suse.cz>
3118 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
3119 (cgraph_analyze_function): break out from ...
3120 (cgraph_finalize_compilation_unit): ... here.
3121 (cgraph_expand_function): Remove forgoten commented out line.
3122 (cgraph_optimize): Analyze functions.
3124 2007-01-08 Jan Hubicka <jh@suse.cz>
3126 * tree-pas.h (TODO_remove_function): New flag.
3127 (TODO_update*): Renumber.
3128 (pass_ipa_increase_alignment,
3129 pass_ipa_function_and_variable_visibility): New passes.
3130 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
3131 (cgraph_function_and_variable_visibility): Move to ipa.c
3132 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
3133 cgraph_increase_alignment.
3134 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
3135 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
3136 calling tree-inline.
3137 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
3138 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
3139 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
3140 (gate_increase_alignment): New function.
3141 (pass_ipa_increase_alignment): New pass.
3142 * ipa.c: Inline tree-pass.h and timevar.h
3143 (function_and_variable_visibility): Move here from cgraphunit.c
3144 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
3145 * passes.c (init_optimization_passes): Add the two new passes.
3146 (execute_todo): Handle cgraph_remove_functions.
3148 2007-01-08 Nick Clifton <nickc@redhat.com>
3150 * config/frv/predicates.md (reg_or_0_operand): Accept
3153 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
3155 * config/bfin/rtems.h, config/bfin/t-rtems: New.
3156 * config.gcc: Add bfin*-rtems*.
3158 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
3160 * c.opt: Add -flax-vector-conversions.
3161 * c-typeck.c (convert_for_assignment): Pass flag to
3162 vector_types_convertible_p to allow emission of note.
3163 (digest_init): Likewise.
3164 * c-opts.c: Handle -flax-vector-conversions.
3165 * c-common.c (flag_lax_vector_conversions): New.
3166 (vector_types_convertible_p): Unless -flax-vector conversions
3167 has been passed, disallow conversions between vectors with
3168 differing numbers of subparts and/or element types. If such
3169 a conversion is disallowed, possibly emit a note on the first
3170 occasion only to inform the user of -flax-vector-conversions.
3171 The new last argument specifies this.
3172 * c-common.h (flag_lax_vector_conversions): New.
3173 (vector_types_convertible_p): Add extra argument.
3174 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
3175 char_type_node for V*QI type vectors.
3176 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
3177 Update to satisfy new typechecking rules.
3178 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
3180 * doc/invoke.texi (C Dialect Options): Document
3181 -flax-vector-conversions.
3183 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
3185 PR tree-optimization/29877
3186 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
3187 a register variable on the RHS to not be replaceable.
3189 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
3190 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
3191 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
3192 const_simm15, const_pow2, const_npow2): Added.
3193 * config/score/misc.md (insv, extv, extzv, movmemsi,
3194 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
3195 * config/score/score.c (score_address_cost, score_select_cc_mode):
3197 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
3198 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
3199 Update score_print_operand.
3200 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
3201 Adjust register allocate order and update some macro define.
3202 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
3203 mdx_block_move_straight, mdx_block_move_loop_head,
3204 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
3205 mdx_block_move): Added.
3206 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
3207 mdp_limm): Updated and fix some bug and typo.
3208 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
3209 (movsf, movdf, doloop_end): Added.
3211 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
3213 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
3214 config/arm/thumb2.md: Fix comment typos.
3215 * doc/extend.texi: Fix a typo.
3217 2007-01-07 Eric Christopher <echristo@apple.com>
3219 * configure.ac: Check for __stack_chk_fail for darwin.
3220 * configure: Regenerate.
3222 2007-01-07 Richard Guenther <rguenther@suse.de>
3224 * tree-vrp.c (extract_range_from_assert): CSE calls to
3225 compare_values where possible.
3226 (extract_range_from_unary_expr): Likewise.
3228 2007-01-07 Anatoly Sokolov <aesok@post.ru>
3230 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
3231 * config/avr/avr.c (call_insn_operand): Delete function.
3232 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
3233 instead of register number. Use predicates.
3234 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
3235 call_insn_operand): Add.
3237 2007-01-06 Jan Hubicka <jh@suse.cz>
3239 * tree-pass.h (pass_build_cgraph_edges): Declare.
3240 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
3241 (visited_nodes): Remove.
3242 (cgraph_create_edges): Move to cgraphbuild.c; rename to
3243 build_cgrpah_edges; make visited_nodes local.
3244 (cgraph_process_new_functions): DO not call initialize_inline_failed.
3245 (record_references_in_initializer): Move to cgraphbuild.c
3246 (initialize_inline_failed, rebuild_cgraph_edges,
3247 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
3248 (verify_cgraph_node): Make visited_nodes local.
3249 (cgraph_analyze_function): Do not call cgraph_create_edges and
3250 initialize_inline_failed.
3251 (cgraph_expand_function): Do not call cgraph_lower_function;
3252 assert that function is already lowered.
3253 * Makefile.in (cgraphbuild.o): New.
3254 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
3255 at the end of lowering passes.
3257 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
3259 * ifcvt.c (cond_move_convert_if_block): New function, code
3260 factored out from...
3261 (cond_move_process_if_block): ...here. Call the new function
3262 on the THEN and ELSE blocks.
3263 (merge_if_block): Do not copy global_live_at_end, merge_blocks
3264 already takes care of this.
3266 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3269 * tree.h (TREE_OVERFLOW_P): New.
3270 * c-typeck.c (parser_build_unary_op): Warn only if result
3271 overflowed and operands did not.
3272 (parser_build_binary_op): Likewise.
3273 (convert_for_assignment): Remove redundant overflow_warning.
3274 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
3276 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3278 * c-typeck.c (store_init_value): Split over two lines to follow
3279 the GNU coding style.
3281 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
3283 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
3284 __GXX_EXPERIMENTAL_CXX0X__.
3285 * doc/cpp.texi: Same.
3287 2007-01-05 Richard Guenther <rguenther@suse.de>
3290 * tree.c (get_narrower): Do not construct COMPONENT_REFs
3291 with mismatched types. Instead explicitly build a
3292 conversion NOP_EXPR.
3294 2007-01-05 Ian Lance Taylor <iant@google.com>
3296 * c-common.c (decl_with_nonnull_addr_p): New function.
3297 (c_common_truthvalue_conversion): Call it.
3298 * c-typeck.c (build_binary_op): Likewise.
3299 * c-common.h (decl_with_nonnull_addr_p): Declare.
3301 2007-01-05 Jakub Jelinek <jakub@redhat.com>
3304 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
3307 2007-01-05 Joel Brobecker <brobecker@adacore.com>
3309 * doc/install.texi (Final install): Document the fact that
3310 the GNAT runtime should not be stripped.
3312 2007-01-04 Jan Hubicka <jh@suse.cz>
3314 * tree-inline.c (fold_marked_statements): Update operand caches
3315 and EH after folding
3317 2007-01-04 Ian Lance Taylor <iant@google.com>
3319 * c-common.c (check_function_nonnull): Whitespace fix.
3321 2007-01-04 Jan Hubicka <jh@suse.cz>
3323 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
3324 comitted older version of patch.
3325 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
3326 function, celanup cfg and collect garbage.
3328 2007-01-04 Mike Stump <mrs@apple.com>
3330 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
3333 2007-01-04 Eric Christopher <echristo@apple.com>
3335 * libgcc2.c (__bswapsi2): Use SItype.
3336 (__bswapdi2): Use DItype.
3337 * libgcc2.h: Update for above.
3339 2007-01-04 Paul Brook <paul@codesourcery.com>
3341 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
3342 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
3343 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
3344 umulsidi3, umulsidi3adddi, smulsi3_highpart,
3345 umulsi3_highpart): Make conditional on !arm_arch6.
3346 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
3347 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
3348 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
3349 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
3350 umulsi3_highpart_v6): New insns.
3352 2007-01-04 Roger Sayle <roger@eyesopen.com>
3354 * fold-const.c (fold_convert): When casting an expression to void,
3355 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
3356 have a type. Instead of attempting to build a NOP_EXPR, return
3357 these "special" trees directly.
3359 2007-01-04 Joseph Myers <joseph@codesourcery.com>
3361 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
3362 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
3363 rs6000_cost->fp not 0 as adjustment for outer NEG.
3365 2007-01-04 Jan Hubicka <jh@suse.cz>
3367 * cgraph.c (cgraph_release_function_body): New function.
3368 (cgraph_remove_node): Use it.
3369 * cgraph.h (cgraph_release_function_body): Declare.
3370 * cgraphunit.c (cgraph_expand_function): Use it.
3371 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
3372 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
3373 is initialized and while compilation of other function is running.
3374 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
3375 statement CFG annotations from here to ...
3376 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
3378 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
3380 * cfgloop.h (enum li_flags): Make the constants powers of two.
3382 2007-01-04 Jan Hubicka <jh@suse.cz>
3384 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
3386 (fold_marked_statements): New function.
3387 (optimize_inline_calls, tree_function_versioning): Fold new statements.
3388 * tree-inline.h (copy_body_data): Add statements_to_fold.
3390 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
3392 * config.gcc: Mention libgcc/config.host.
3393 * Makefile.in: Update comments mentioning libgcc.
3394 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
3395 (all.cross, start.encap, rest.encap, rest.cross): Update
3396 dependencies for libgcc move.
3397 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
3398 (clean-target, clean-target-libgcc): Delete.
3399 (srcdirify, GCC_EXTRA_PARTS): New macros.
3400 (libgcc-support, libgcc.mvars): New rules.
3401 (distclean): Remove mention of mklibgcc.
3402 (install): Don't reference INSTALL_LIBGCC.
3403 (install-common): Don't reference EXTRA_PARTS.
3404 (install-libgcc, install-multilib): Delete rules.
3405 * mklibgcc.in: Delete file.
3406 * doc/configfiles.texi: Don't mention mklibgcc.
3408 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
3409 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
3410 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
3411 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
3412 (mklibgcc, ldblspecs): Likewise.
3414 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
3415 (posixpre.def): Use $(T).
3416 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
3417 (SHLIB_SRC, SHLIB_INSTALL): Delete.
3418 (SHLIB_LINK): Make dummy.
3419 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
3421 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
3423 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
3424 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
3425 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
3426 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
3428 * configure.ac (all_outputs): Remove mklibgcc.
3429 * configure: Regenerated.
3431 2007-01-03 Josh Conner <jconner@apple.com>
3434 * calls.c (compute_argument_addresses): Set stack and stack_slot
3435 for partial args, too.
3436 (store_one_arg): Use locate.size.constant for the size when
3437 generating a save_area.
3439 2007-01-03 Robert Kennedy <jimbob@google.com>
3441 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
3442 whose definitions are deleted due to basic block merging.
3444 2007-01-03 Paul Brook <paul@codesourcery.com>
3447 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
3449 (use_return_insn): Return 0 for Thumb interrupt functions.
3450 (print_multi_reg): Add rfe argument for IRQ returns.
3451 (arm_output_epilogue): Pop interrupt return address directly into PC.
3452 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
3454 2007-01-03 Paul Brook <paul@codesourcery.com>
3456 Merge from sourcerygxx-4_1.
3457 * config/arm/thumb2.md: New file.
3458 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
3460 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
3461 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
3462 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
3463 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
3465 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
3466 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
3468 * config/arm/ieee754-sf.S: Ditto.
3469 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
3470 (thumb1_base_register_rtx_p): ... to this.
3471 (thumb_index_register_rtx_p): Rename...
3472 (thumb1_index_register_rtx_p): ... to this.
3473 (thumb_output_function_prologue): Rename...
3474 (thumb1_output_function_prologue): ... to this.
3475 (thumb_legitimate_address_p): Rename...
3476 (thumb1_legitimate_address_p): ... to this.
3477 (thumb_rtx_costs): Rename...
3478 (thumb1_rtx_costs): ... to this.
3479 (thumb_compute_save_reg_mask): Rename...
3480 (thumb1_compute_save_reg_mask): ... to this.
3481 (thumb_final_prescan_insn): Rename...
3482 (thumb1_final_prescan_insn): ... to this.
3483 (thumb_expand_epilogue): Rename...
3484 (thumb1_expand_epilogue): ... to this.
3485 (arm_unwind_emit_stm): Rename...
3486 (arm_unwind_emit_sequence): ... to this.
3487 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
3488 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
3489 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
3490 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
3491 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
3492 thumb2_output_casesi): New functions.
3493 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
3494 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
3495 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
3496 THUMB2_WORK_REGS): Define.
3497 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
3498 arm_condexec_mask, arm_condexec_masklen)): New variables.
3499 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
3500 (arm_override_options): Check new CPU capabilities.
3501 Set new architecture flag variables.
3502 (arm_isr_value): Handle v7m interrupt functions.
3503 (user_return_insn): Return 0 for v7m interrupt functions. Handle
3505 (const_ok_for_arm): Handle Thumb-2 constants.
3506 (arm_gen_constant): Ditto. Use movw when available.
3507 (arm_function_ok_for_sibcall): Return false for v7m interrupt
3509 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
3510 (thumb_find_work_register, arm_load_pic_register,
3511 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
3512 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
3513 print_multi_reg, output_mov_long_double_fpa_from_arm,
3514 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
3515 output_mov_double_fpa_from_arm, output_move_double,
3516 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
3517 output_return_instruction, arm_output_function_prologue,
3518 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
3519 arm_output_mi_thunk, thumb_set_return_address): Ditto.
3520 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
3521 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
3522 (arithmetic_instr, shift_op): Use arm_shift_nmem.
3523 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
3525 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
3526 (thumb_expand_prologue): Use thumb_set_frame_pointer.
3527 (arm_file_start): Output directive for unified syntax.
3528 (arm_unwind_emit_set): Handle stack alignment instruction.
3529 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
3530 Add v6t2, v7, v7a, v7r and v7m.
3531 (RETLDM): Add Thumb-2 code.
3532 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
3533 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
3534 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
3535 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
3536 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
3537 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
3538 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
3539 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
3540 ADJUST_INSN_LENGTH): Define.
3541 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
3542 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
3543 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
3544 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
3545 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
3546 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
3547 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
3548 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
3549 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
3550 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
3551 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
3552 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
3553 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
3554 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
3555 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
3556 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
3557 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
3559 * config/arm/arm-tune.md: Regenerate.
3560 * config/arm/arm-protos.h: Update prototypes.
3561 * config/arm/vfp.md: Enable patterns for Thumb-2.
3562 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
3563 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
3564 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
3565 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
3566 * config/arm/libunwind.S: Add Thumb-2 code.
3567 * config/arm/constraints.md: Update include Thumb-2.
3568 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
3569 * config/arm/ieee754-df.S: Ditto.
3570 * config/arm/bpabi.S: Ditto.
3571 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
3572 * config/arm/predicates.md (low_register_operand,
3573 low_reg_or_int_operand, thumb_16bit_operator): New.
3574 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
3575 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
3576 * config/arm/t-arm-elf: Add armv7 multilib.
3577 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
3579 (UNSPEC_STACK_ALIGN, ce_count): New.
3580 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
3581 arm_zero_extendsidi2, arm_zero_extendqidi2): New
3583 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
3584 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
3585 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
3586 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
3587 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
3588 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
3590 * doc/extend.texi: Document ARMv7-M interrupt functions.
3591 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
3593 2007-01-03 Jakub Jelinek <jakub@redhat.com>
3595 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
3596 (struct _Unwind_Context): Rename args_size to flags, remove
3597 signal_frame field, add a new args_size field and version field.
3598 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
3599 _Unwind_IsExtendedContext): New inline functions.
3600 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
3601 Assume by_value array is only present if _Unwind_IsExtendedContext.
3602 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
3603 _Unwind_IsSignalFrame.
3604 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
3605 (uw_update_context_1): Use _Unwind_SetSignalFrame.
3606 (uw_init_context_1): Initialize context->flags to
3607 EXTENDED_CONTEXT_BIT.
3608 * config/rs6000/linux-unwind.h (frob_update_context): Use
3609 _Unwind_SetSignalFrame.
3611 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3614 * gimplify.c (gimplify_modify_expr_complex_part): Move below
3615 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
3618 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
3620 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
3621 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
3622 RET, AT_SP): Remove.
3623 * config/i386/i386.md (*sse_prologue_save_insn): Use return
3626 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3627 * cfgbuild.c (find_basic_blocks): Likewise.
3628 * cfgrtl.c (rtl_create_basic_block): Likewise.
3629 * function.c (temp_slots_at_level): Likewise.
3630 * reg-stack.c (stack_regs_mentioned): Likewise.
3631 * regclass.c (allocate_reg_info): Likewise.
3632 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3633 set_bb_for_stmt, move_block_to_fn): Likewise.
3634 * tree-complex.c (tree_lower_complex): Likewise.
3635 * vec.h (VEC_safe_grow_cleared): New.
3637 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
3639 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
3641 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
3642 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
3644 * cfgloopmanip.c (scale_loop_frequencies): Export.
3645 (loopify): Scale the frequencies by prescribed coefficients.
3646 (set_zero_probability): New function.
3647 (duplicate_loop_to_header_edge): Improve updating of frequencies.
3648 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
3649 and frequencies according to arguments.
3650 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
3652 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
3653 * modulo-sched.c (sms_schedule): Set probabilities for entering
3654 versioned loop correctly.
3655 * tree-vect-transform.c (vect_transform_loop): Ditto.
3656 * cfgloop.h (loopify, loop_version): Declaration changed.
3657 (scale_loop_frequencies): Declared.
3659 2007-01-02 Jan Hubicka <jh@suse.cz>
3661 * cgraph.c: Include tree-flow.h
3662 (cgraph_add_new-function): Handle IPA_SSA mode; execute
3664 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
3665 * tree-pass.h (pass_all_early_optimizations): Declare.
3666 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
3668 (cgraph_analyze_function): Do early_local_passes.
3669 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
3670 Do not add referenced vars.
3671 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
3673 (gate_all_early_local_passes): New gate.
3674 (pass_early_local_passes): Use new gate.
3675 (execute_early_local_optimizations): New functions.
3676 (gate_all_early_optimizations): New gate.
3677 (pass_all_early_optimizations): New pass.
3678 (execute_free_datastructures): Free SSA only when initialized.
3679 (gate_init_datastructures): Init only when optimizing.
3680 (tree_lowering_passes): Do early local passes when called late.
3681 * tree-profile.c (do_tree_profiling): Don't profile functions added
3683 (do_early_tree_profiling, pass_early_tree_profile): Kill.
3684 * tree-cfg.c (update_modified_stmts): Do not update when operands are
3686 * passes.c (init_optimizations_passes): Reorder so we go into SSA
3687 during early_local_passes.
3688 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
3691 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
3693 * Makefile.in: Update copyright year.
3695 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
3697 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
3698 in $(lang_checks) and check-consistency targets.
3700 2007-01-02 Jan Hubicka <jh@suse.cz>
3702 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
3703 Do not add referenced vars.
3704 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
3706 * passes.c (init_optimization_passes): Put mudflap_2 after
3707 free_datastructures.
3709 2007-01-02 Jan Hubicka <jh@suse.cz>
3711 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
3712 Set NOTHROW flag on call statements proved to be nothrow.
3713 Update statement of local calls so new pure/const functions are
3714 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
3716 (tree_rest_of_compilation): Register hooks and initialize bitmap
3717 early. Do not set after_inlining flag.
3719 2007-01-02 Steve Ellcey <sje@cup.hp.com>
3721 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
3722 HOST_BITS_PER_LONGLONG
3724 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3727 * c-typeck.c (store_init_value): Don't emit pedantic overflow
3728 warning for non-static initializers.
3730 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
3732 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
3733 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
3734 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
3735 Always use set_unique_reg_note to add REG_EQUAL notes.
3737 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3740 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3742 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3743 * cfgbuild.c (find_basic_blocks): Likewise.
3744 * cfgrtl.c (rtl_create_basic_block): Likewise.
3745 * function.c (temp_slots_at_level): Likewise.
3746 * reg-stack.c (stack_regs_mentioned): Likewise.
3747 * regclass.c (allocate_reg_info): Likewise.
3748 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3749 set_bb_for_stmt, move_block_to_fn): Likewise.
3750 * tree-complex.c (tree_lower_complex): Likewise.
3751 * vec.h (VEC_safe_grow_cleared): New.
3753 2007-01-02 Ian Lance Taylor <iant@google.com>
3755 * c-common.c (c_common_truthvalue_conversion): When warning about
3756 using an assignment as a truth value, set TREE_NO_WARNING.
3758 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3761 * c.opt (Wold-style-declaration): New.
3762 * doc/invoke.texi (C-only Warning Options): New.
3763 (Wold-style-declaration): Document it.
3764 (Wextra): Enabled by -Wextra.
3765 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3766 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
3767 -Wold-style-declaration.
3769 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3771 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3772 * cfgbuild.c (find_basic_blocks): Likewise.
3773 * cfgrtl.c (rtl_create_basic_block): Likewise.
3774 * function.c (temp_slots_at_level): Likewise.
3775 * reg-stack.c (stack_regs_mentioned): Likewise.
3776 * regclass.c (allocate_reg_info): Likewise.
3777 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3778 set_bb_for_stmt, move_block_to_fn): Likewise.
3779 * tree-complex.c (tree_lower_complex): Likewise.
3780 * vec.h (VEC_safe_grow_cleared): New.
3782 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
3784 * c-common.c (c_common_nodes_and_builtins): Since variants of
3785 void_type_node get built before it is given a name, we need to
3786 give those variants the name, too.
3787 (complete_array_type): We need to work with the canonical main
3788 type of the array, from which we will build the qualified version.
3789 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
3790 * print-tree.c (print_node): Display canonical type information
3792 * stor-layout.c (layout_type): When we don't know the
3793 alignment of a type for which we're building an array, we end up
3794 guessing wrong, so make the type require structural equality.
3795 * tree.c (make_node_stat): When we build a new type, it is its
3797 (build_type_attribute_qual_variant): When building an attribute
3798 variant, its canonical type is the non-attribute variant. However,
3799 if the attributes are target-dependent and they differ, we need to
3800 use structural equality checks for this type.
3801 (build_qualified_type): A qualified type is not equivalent to its
3802 unqualified variant; set the canonical type appropriately.
3803 (build_distinct_type_copy): When building a distinct type from
3804 another type, the new type is its own canonical type.
3805 (build_variant_type_copy): When building a new type variant, we
3806 assume that it is equivalent to the original type.
3807 (build_pointer_type_for_mode): When building a pointer type, also
3808 build a canonical type pointer.
3809 (build_reference_type_for_mode): When building a reference type,
3810 also build a canonical type reference.
3811 (build_index_type): When we can't hash an index type (e.g.,
3812 because its maximum value is negative), the index type requires
3813 structural equality tests.
3814 (build_array_type): Build the canonical form of an array type.
3815 (build_function_type): Function types require structural equality,
3816 because they contain default arguments, attributes, etc.
3817 (build_method_type_directly): Ditto for method types.
3818 (build_offset_type): Build the canonical offset type.
3819 (build_complex_type): Build the canonical vector type.
3820 (make_vector_type): Build the canonical vector type.
3821 * tree.h (TYPE_CANONICAL): New.
3822 (TYPE_STRUCTURAL_EQUALITY_P): New.
3823 (SET_TYPE_STRUCTURAL_EQUALITY): New.
3824 (struct tree_type): Added "canonical" field.
3825 * params.h (VERIFY_CANONICAL_TYPES): New.
3826 * doc/c-tree.texi (TYPE_CANONICAL): Document.
3827 (TYPE_STRUCTURAL_EQUALITY_P): Document.
3828 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
3829 * doc/invoke.texi (verify-canonical-types): Document --param
3830 parameter for verifying canonical types.
3832 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3834 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
3835 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
3836 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
3837 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
3839 * config/rs6000/e500.h: New.
3840 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
3841 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
3843 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
3844 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
3845 TARGET_E500_DOUBLE): Remove.
3846 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
3847 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
3848 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
3849 * config/rs6000/rs6000.c (rs6000_override_options): Use
3852 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3854 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
3855 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
3856 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
3857 rs6000_emit_cmove): Don't check TARGET_E500.
3858 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
3859 sordered): Don't check TARGET_E500.
3861 2007-01-01 Eric Christopher <echristo@apple.com>
3863 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
3864 HARD_REGISTER_NUM_P.
3866 2007-01-01 Roger Sayle <roger@eyesopen.com>
3868 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
3869 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
3870 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
3873 2007-01-01 Mike Stump <mrs@apple.com>
3875 * configure.ac: Remove support for building with Apple's gcc-3.1.
3877 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3880 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
3881 REG is a hard register. Do not modify REG before calling
3883 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
3884 multiple of the size of YMODE for certain lowpart cases.
3886 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3889 * gimplify (voidify_wrapper_expr): Update for
3892 2007-01-01 Andreas Schwab <schwab@suse.de>
3895 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
3896 save of BR0 in extra_spill_size instead of spill_size.
3897 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
3899 (ia64_expand_epilogue): Restore BR0 from its new location.
3901 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3903 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
3904 Use a temporary variable if the left hand side is not a gimple
3907 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3909 * gimplify.c (gimplify_return_expr): Make the temporary variable
3910 for the return expression, a gimple register variable.
3912 2007-01-01 Jan Hubicka <jh@suse.cz>
3914 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
3917 2007-01-01 Mike Stump <mrs@apple.com>
3919 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
3921 * config/darwin.c (machopic_select_rtx_section): Use
3923 (darwin_mergeable_constant_section): Likewise.
3924 * configure: Regenerate.
3925 * config.in: Regenerate.
3927 2007-01-01 Jan Hubicka <jh@suse.cz>
3928 Andrew Pinski <pinskia@gmail.com>
3930 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
3931 before starting IPA passes.