1 2007-02-05 Roger Sayle <roger@eyesopen.com>
3 * mips-tfile.c (initialize_init_file): Correct endianness test.
5 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
7 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
10 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
13 saves in a PARALLEL before the register assignments.
15 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
18 DWARF_FRAME_RETURN_COLUMN to be a general register.
19 * dwarf2out.c (init_return_column_size): New function, split from...
20 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
21 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
22 to be nongeneral registers.
23 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
25 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
26 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
28 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
30 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
32 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
34 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
35 (remove_path): Use can_remove_branch_p and remove_branch instead
36 of loop_delete_branch_edge.
37 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
38 (tree_transform_and_unroll_loop): Remove dead branches immediately.
39 Update profile using scale_dominated_blocks_in_loop.
40 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
41 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
42 (can_remove_branch_p, remove_branch): Declare.
43 * tree-cfg.c (tree_can_remove_branch_p): New function.
44 (tree_cfg_hooks): Add tree_can_remove_branch_p.
45 * cfgrtl.c (rtl_can_remove_branch_p): New function.
46 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
48 2007-02-05 Jan Hubicka <jh@suse.cz>
51 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
52 nodes in cgraph, don't remove offline copy of the function.
54 2007-02-04 Jan Hubicka <jh@suse.cz>
56 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
57 vectors might cause maybe_lookup_element_for_expr to be called
60 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
62 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
63 config/bfin/bfin.md, config/bfin/predicates.md: Follow
66 2007-02-04 Richard Guenther <rguenther@suse.de>
69 * fold-const.c (try_move_mult_to_index): Make sure to not
70 overflow one dimension of a multi-dimensional array access.
72 2007-02-04 Jan Hubicka <jh@suse.cz>
74 * passes.c (init_optimization_passes): Reindent.
76 2007-02-04 Jan Hubicka <jh@suse.cz>
77 Eric Botcazou <ebotcazou@adacore.com>
79 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
80 (execute_fixup_cfg): Break out the abnormal goto code.
81 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
82 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
83 (optimize_inline_calls): Call make_nonlocal_label_edges.
85 2007-02-04 Jan Hubicka <jh@suse.cz>
87 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
88 true when something was changed.
89 (rename_ssa_copies): When something was changed, do
90 TODO_remove_unused_locals.
91 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
92 add TODO_remove_unused_locals when instruction was removed.
94 2007-02-04 Jan Hubicka <jh@suse.cz>
96 * ipa-inline.c (try_inline): Improve debug output; work on already
98 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
99 call try_inline for already inlined edges too when flattening;
100 inline also functions that make callee growth but overall unit size
103 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
105 * config/m32c/bitops.md, config/m32c/jump.md,
106 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
107 config/m32r/m32r.h, config/m32r/m32r.md,
108 config/m32r/predicates.md, config/m68hc11/larith.asm,
109 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
110 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
111 config/mips/mips-protos.h, config/mips/mips.c,
112 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
113 config/mn10300/mn10300.h, config/mn10300/predicates.md,
114 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
115 spelling conventions.
117 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
118 Follow spelling conventions.
120 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
122 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
123 warn about C++0x compatibility.
125 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
127 * config/h8300/h8300.c, config/h8300/h8300.h,
128 config/h8300/h8300.md: Follow spelling conventions.
130 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
133 * combine.c (try_combine): Do not substitute source operand
134 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
136 2007-02-03 Jan Hubicka <jh@suse.cz>
138 PR gcov-profile/30650
139 * value-prof.c (stringop_block_profile): Fix handling of size counter;
140 do not divide by zero for never executed counters.
141 (tree_find_values_to_profile): Fix counters.
142 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
144 2007-02-03 Ian Lance Taylor <iant@google.com>
146 * lower-subreg.c (simple_move_operand): New static function,
147 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
149 (simple_move): Call simple_move_operand.
150 (find_decomposable_subregs): Add special handling of MEMs.
151 (can_decompose_p): Rename from cannot_decompose_p. Reverse
152 meaning of return value. If we see a hard register, test whether
153 it can store a word_mode value. Change all callers.
155 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
157 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
158 ftrapv insns and expanders.
159 (subdi3): Change define_expand operand 1 to arith11_operand, and
160 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
161 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
162 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
166 * varasm.c (notice_global_symbol): Treat global objects as weak when
169 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
171 * emit-rtl.c (dconstpi): Delete.
173 (init_emit_once): Delete dconstpi and init dconstsqrt2.
174 * real.h (dconstpi): Delete.
176 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
177 (fold_builtin_hypot): Likewise.
179 2007-02-03 Tom Tromey <tromey@redhat.com>
182 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
183 -gcoff3, -gxcoff3, -gvms3 implies -dD.
185 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
187 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
188 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
189 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
190 config/rs6000/cell.md, config/rs6000/darwin.h,
191 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
192 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
193 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
194 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
195 typos. Follow spelling conventions.
196 * doc/invoke.texi: Follow spelling conventions.
198 2007-02-03 Roger Sayle <roger@eyesopen.com>
200 * simplify-rtx.c (simplify_relational_operation_1): Implement some
201 canonicalization transformations that attempt to simplify integer
202 constant comparisons to become comparisons against zero.
204 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
206 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
208 * fold-const.c (fold_binary): Fix comment typos. Fold complex
209 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
211 2007-02-02 Mike Stump <mrs@apple.com>
213 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
214 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
215 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
216 generate a branch island.
218 2007-02-02 Bob Wilson <bob.wilson@acm.org>
220 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
221 (xtensa_legitimate_address_p): New.
222 (xtensa_legitimize_address): New.
223 (xtensa_output_addr_const_extra): New.
224 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
226 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
227 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
228 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
229 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
230 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
231 (xtensa_legitimize_address): New.
232 (xtensa_output_addr_const_extra): New.
234 2007-02-02 Steve Ellcey <sje@cup.hp.com>
236 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
238 2007-02-02 Ian Lance Taylor <iant@google.com>
240 * expmed.c (expand_divmod): Add comment.
242 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
244 * emit-rtl.c (renumber_insns): Remove.
245 * flags.h: Remove the extern for flag_renumber_insns.
246 * rtl.h: Remove the prototype for renumber_insns.
247 * toplev.c (flag_renumber_insns): Remove.
249 2007-02-02 Hui-May Chang <hm.chang@apple.com>
251 Revert for x86 darwin:
252 2005-06-19 Uros Bizjak <uros@kss-loka.si>
254 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
255 code before the following patch under TARGET_MACHO.
256 (ix86_function_value_regno_p): Likewise.
258 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
260 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
263 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
266 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
267 general or fp registers. Add comments.
268 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
270 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
272 * pointer-set.c (insert_aux): Only return insertion slot.
273 (pointer_set_insert): Adjust.
274 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
275 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
276 pointer_map_traverse): New.
277 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
278 pointer_map_create, pointer_map_destroy, pointer_map_insert,
279 pointer_map_contains, pointer_map_traverse): Declare.
281 2007-02-02 Jakub Jelinek <jakub@redhat.com>
284 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
285 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
287 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
289 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
291 (struct _dep): New type.
292 (dep_t): New typedef.
293 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
294 (DEP_STATUS): New access macro. The macro with the same name was
295 renamed to DEP_LINK_STATUS.
296 (dep_init): Declare function
298 (struct _dep_link): New type.
299 (dep_link_t): New typedef.
300 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
301 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
302 (DEP_LINK_STATUS): New macro.
303 (debug_dep_links): New debug function.
305 (struct _deps_list): New type.
306 (deps_list_t): New typedef.
307 (DEPS_LIST_FIRST): New access macro.
308 (FOR_EACH_DEP_LINK): New cycle macro.
309 (create_deps_list, free_deps_list, delete_deps_list): Declare
311 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
312 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
313 (copy_deps_list_change_con): Ditto.
315 (move_dep_link): Declare function.
317 (struct _dep_node): New type.
318 (dep_node_t): New typedef.
319 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
321 (struct haifa_insn_data.back_deps): New field to hold backward
322 dependencies of the insn.
323 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
325 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
326 Change its type to deps_list_t.
327 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
328 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
329 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
331 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
333 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
335 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
339 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
340 (ds_to_dk, dk_to_ds): New functions.
342 (init_dep_1): New static function.
343 (init_dep): New function.
344 (copy_dep): New static function.
346 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
348 (detach_dep_link): New static function.
349 (move_dep_link): New function.
351 (dep_links_consistent_p, dump_dep_links): New static functions.
352 (debug_dep_links): New debugging function.
354 (deps_obstack, dl_obstack, dn_obstack): New static variables.
356 (alloc_deps_list, init_deps_list): New static functions.
357 (create_deps_list): New function.
358 (clear_deps_list): New static function.
359 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
360 (deps_list_consistent_p, dump_deps_list): New static functions.
361 (debug_deps_list): New function.
362 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
364 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
366 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
367 use new scheduler dependencies lists.
368 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
369 (sched_analyze): Ditto. Initialize dependencies lists.
370 (add_forw_dep, compute_forward_dependences): Update to use new
371 scheduler dependencies lists.
373 (init_dependency_caches): Init deps_obstack.
374 (free_dependency_caches): Free deps_obstack.
376 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
377 new scheduler dependencies lists.
378 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
379 (add_back_forw_dep, delete_back_forw_dep): Ditto.
381 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
382 Update to use new scheduler dependencies lists.
383 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
384 (debug_dependencies): Ditto.
385 (schedule_region): Update comments.
387 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
388 scheduler dependencies lists.
389 (schedule_ebb): Update comments.
391 * rtl.def (DEPS_LIST): Remove.
393 * lists.c (unused_deps_list): Remove.
394 (free_list): Update assertions.
396 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
397 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
399 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
400 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
402 * haifa-sched.c (comments): Update.
403 (insn_cost1): Remove. Inline the code into insn_cost ().
404 (insn_cost): Update to use new scheduler dependencies lists. Move
405 processing of the dependency cost to dep_cost ().
406 (dep_cost): New function. Use it instead of insn_cost () when
407 evaluating cost of the dependency. Use compatible interface to
408 interact with the target.
409 (priority): Update to use new scheduler dependencies lists.
410 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
411 with greater number of insns that depend on the insn.
412 (schedule_insn): Update to use new scheduler dependencies lists. Add
413 code to free backward dependencies lists. Inline and optimize code
414 from resolve_dep () - see PR28071.
415 (ok_for_early_queue_removal): Update to use new scheduler dependencies
416 lists. Update call to targetm.sched.is_costly_dependence hook.
418 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
419 scheduler dependencies lists.
421 (resolve_dep): Remove. Move the logic to schedule_insn ().
422 (init_h_i_d): Initialize dependencies lists.
424 (process_insn_depend_be_in_spec): Rename to
425 process_insn_forw_deps_be_in_spec. Update to use new scheduler
427 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
428 Update to use new scheduler dependencies lists.
429 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
431 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
432 new scheduler dependencies lists.
433 (build_intra_loop_deps): Ditto.
435 * target.h (struct _dep): Declare to use in
436 gcc_target.sched.is_costly_dependence.
437 (struct gcc_target.sched.adjust_cost): Fix typo.
438 (struct gcc_target.sched.is_costly_dependence): Change signature to use
439 single dep_t parameter instead of an equivalent triad.
440 (struct gcc_target.sched.adjust_cost_2): Remove.
442 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
444 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
446 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
448 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
450 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
451 (REG_DEP_TRUE): Document.
453 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
454 Change signature to correspond to the targetm.sched.adjust_cost hook.
455 Update use in TARGET_SCHED_ADJUST_COST_2.
456 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
457 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
458 new scheduler dependencies lists.
459 (ia64_gen_check): Ditto.
461 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
464 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
465 signature to correspond to the targetm.sched.is_costly_dependence hook.
466 (is_costly_group): Update to use new scheduler dependencies lists.
468 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
469 instead of INSN_COST () macro.
471 2007-02-01 Ian Lance Taylor <iant@google.com>
473 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
475 2007-02-01 Guy Martin <gmsoft@gentoo.org>
477 * pa.md (tp_load): Correct mfctl instruction syntax.
479 2007-02-01 Geoffrey Keating <geoffk@apple.com>
481 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
482 altivec_padding_size calculation on AIX. Improve comment, add
483 assert to verify that it's right.
485 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
488 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
491 * global.c (global_alloc): Add mising initialization of
494 2007-02-01 Roger Sayle <roger@eyesopen.com>
496 * alias.c (init_alias_analysis): Correct whitespace.
497 * bb-reorder.c (fix_edges_for_rarely_executed_code,
498 partition_hot_cold_basic_blocks): Likewise.
499 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
500 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
501 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
502 fold_builtin_snprintf_chk, fold_builtin_printf,
503 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
504 do_mpfr_arg3, do_mpfr_sincos): Likewise.
505 * cfgcleanup.c (cleanup_cfg): Likewise.
506 * cfgexpand.c (tree_expand_cfg): Likewise.
507 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
508 * function.c (get_next_funcdef_no): Likewise.
509 * gengtype.c (main): Likewise.
510 * genmodes.c (main): Likewise.
511 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
512 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
513 * ifcvt.c (noce_emit_move_insn): Likewise.
514 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
516 * stor-layout.c (get_best_mode): Likewise.
517 * tree-ssa-loop-niter.c (get_val_for): Likewise.
518 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
519 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
520 perform_var_substitution, solve_graph): Likewise.
521 * tree-vrp.c (vrp_finalize): Likewise.
523 2007-02-01 Ian Lance Taylor <iant@google.com>
525 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
526 high part of a paradoxical subreg, return a constant zero.
528 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
530 * toplev.c (lang_dependent_init): Call init_set_costs.
531 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
533 2007-02-01 Richard Guenther <rguenther@suse.de>
536 * fold-const.c (fold_negate_expr): Allow negating a
537 constant if overflow does not change.
539 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
541 * doc/c-tree.texi (Expression trees): Improve markup.
542 * doc/tm.texi (Register Classes, Addressing Modes)
543 (Floating Point): Fix spacing after abbreviations. Fix some
546 2007-02-01 Ben Elliston <bje@au.ibm.com>
548 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
549 * doc/contrib.texi: Likewise.
550 * doc/install.texi: Likewise.
552 2007-01-31 Richard Henderson <rth@redhat.com>
553 Ian Lance Taylor <iant@google.com>
555 * lower-subreg.c: New file.
556 * rtl.def (CONCATN): Define.
557 * passes.c (init_optimization_passes): Add pass_lower_subreg and
559 * emit-rtl.c (update_reg_offset): New static function, broken out
560 of gen_rtx_REG_offset.
561 (gen_rtx_REG_offset): Call update_reg_offset.
562 (gen_reg_rtx_offset): New function.
563 * regclass.c: Revert patch of 2006-03-05, restoring
565 (clear_reg_info_regno): New function.
566 * dwarf2out.c (concatn_loc_descriptor): New static function.
567 (loc_descriptor): Handle CONCATN.
568 * common.opt (fsplit_wide_types): New option.
569 * opts.c (decode_options): Set flag_split_wide_types when
571 * timevar.def (TV_LOWER_SUBREG): Define.
572 * rtl.h (gen_reg_rtx_offset): Declare.
573 (reg_scan_update): Declare.
574 * regs.h (clear_reg_info_regno): Declare.
575 * tree-pass.h (pass_lower_subreg): Declare.
576 (pass_lower_subreg2): Declare.
577 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
578 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
580 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
581 * Makefile.in (OBJS-common): Add lower-subreg.o.
582 (lower-subreg.o): New target.
584 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
586 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
588 2007-01-31 Anatoly Sokolov <aesok@post.ru>
591 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
593 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
596 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
598 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
600 * cfgloop.h: Include vec-prim.h.
601 (enum li_flags): Remove LI_ONLY_OLD.
602 (loop_iterator): Changed.
603 (fel_next, fel_init): Iterate over loop tree.
604 (FOR_EACH_LOOP_BREAK): New macro.
605 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
607 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
608 * modulo-sched.c (sms_schedule): Ditto.
609 * tree-vectorizer.c (vectorize_loops): Ditto.
610 * doc/loop.texi: Update information on loop numbering and behavior of
611 FOR_EACH_LOOP wrto new loops.
612 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
613 add_to_evolution_1): Test nestedness of loops instead of comparing
615 * tree-chrec.c (chrec_fold_plus_poly_poly,
616 chrec_fold_multiply_poly_poly, chrec_evaluate,
617 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
618 reset_evolution_in_loop): Ditto.
619 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
621 2007-01-31 Dirk Mueller <dmueller@suse.de>
623 * c-common.c (warn_about_parentheses): Separate warning about
624 un-parenthized sequence of comparison operators from the one
625 which is supposed to warn about x <= y <= z.
627 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
629 * optabs.h (enum optab_index): Add new OTI_isinf.
630 (isinf_optab): Define corresponding macro.
631 * optabs.c (init_optabs): Initialize isinf_optab.
632 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
634 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
635 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
637 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
638 expand_builtin_interclass_mathfn.
639 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
640 * config/i386/i386.md (UNSPEC_FXAM): New constant.
641 (fxam<mode>2_i387): New insn pattern.
642 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
643 built-in functions as x87 inline asm.
645 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
647 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
649 2007-01-30 Eric Christopher <echristo@apple.com>
651 * config.gcc: Add geode.
653 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
655 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
656 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
657 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
658 value-prof.c: Fix comment typos.
660 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
663 * doc/invoke.texi (Wpointer-arith): Document warning.
665 2007-01-30 Janis Johnson
667 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
668 the list of discrepancies from the draft TR.
670 2007-01-30 Dirk Mueller <dmueller@suse.de>
673 * doc/invoke.texi (-Wreturn-type): Update description to
676 2007-01-30 Richard Sandiford <richard@codesourcery.com>
678 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
680 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
682 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
683 to handle optabs that operate on floating point input argument and
684 output to integer output.
685 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
686 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
687 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
688 expand_builtin_interclass_mathfn ().
689 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
691 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
692 ilogbl built-in functions as x87 intrinsics.
694 2007-01-30 Richard Guenther <rguenther@suse.de>
697 * dwarf2out.c (reference_to_unused): Query varpool if the
700 2007-01-30 Richard Guenther <rguenther@suse.de>
703 * passes.c (execute_one_pass): Reset in_gimple_form to not
704 confuse non-unit-at-a-time mode.
706 2007-01-29 Roger Sayle <roger@eyesopen.com>
707 Richard Guenther <rguenther@suse.de>
709 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
710 avoid undefined behaviour on overflow. Use force_fit_type_double
711 to construct the constant with the specified TREE_OVERFLOW.
713 2007-01-29 Janis Johnson <janis187@us.ibm.com>
715 * config/dfp-bit.c: Add parameterized support for fp exceptions.
716 * config/dfp-bit.h: Ditto.
718 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
720 * c-decl.c (pop_scope): Replace warnings with call to
721 warn_for_unused_label.
722 * c-common.h (warn_for_unused_label): Declare.
723 * c-common.c (warn_for_unused_label): Define.
725 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
727 * tree-optimize.c (update_inlined_to_pointers): Delete unused
730 2007-01-29 Janis Johnson <janis187@us.ibm.com>
732 * Makefile.in (USER_H): Remove decfloat.h.
733 * ginclude/decfloat.h: Delete, moving contents to ...
734 * ginclude/float.h: Add support for decimal floating point,
735 guarded by __STDC_WANT_DEC_FP__.
737 2007-01-29 Mike Stump <mrs@apple.com>
739 * doc/gccint.texi (Top): Rename Loop Representation to Loop
740 Analysis and Representation to resolve case insensitive conflict.
741 * doc/loop.texi (Loop Analysis and Representation): Likewise.
743 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
745 * tree.h (struct tree_memory_tag): Add aliases member.
746 (MTAG_ALIASES): New macro.
747 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
748 (add_may_alias): Remove pointer-set. Update for may_aliases being
750 (mark_aliases_call_clobbered): Update for may_aliases being a
752 (compute_tag_properties): Ditto.
753 (create_partition_for): Ditto.
754 (compute_memory_partitions): Ditto.
755 (dump_may_aliases_for): Ditto.
756 (is_aliased_with): Ditto.
757 (add_may_alias_for_new_tag): Ditto.
758 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
759 (compute_is_aliased): New function.
760 (compute_may_aliases): Call compute_is_aliased).
761 (init_alias_info): Initialize alias_bitmap_obstack.
762 (union_alias_set_into): New function.
763 (compute_flow_sensitive_aliasing): Use union_aliases_into.
764 (have_common_aliases_p): Rewrite to take two bitmaps and use
766 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
768 (finalize_ref_all_pointers): Update for add_may_alias changes.
769 (new_type_alias): Ditto.
770 * tree-flow-inline.h (may_aliases): Return a bitmap.
771 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
772 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
773 may_aliases being a bitmap.
774 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
775 may_aliases now returns a bitmap.
776 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
778 * tree-ssa-operands.c (add_virtual_operand): Update for
779 may_aliases being a bitmap.
781 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
783 PR tree-optimization/30630
784 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
787 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
790 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
791 expanded only once even if an error occurs.
793 2007-01-29 Ben Elliston <bje@au.ibm.com>
795 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
796 (__gcov_average_profiler): Likewise.
797 (__gcov_ior_profiler): Likewise.
798 (__gcov_merge_ior): Likewise.
800 2007-01-28 Jan Hubicka <jh@suse.cz>
802 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
803 * value-prof.c (stringop_block_profile): Likewise.
805 2007-01-28 Jan Hubicka <jh@suse.cz>
807 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
808 variant handling histograms; add wrapper.
809 (clear_storage_via_libcall): Export.
810 (emit_block_move_hints): Break out from ...; add histograms.
811 (emit_block_move): ... this one.
812 (clear_storage_hints): Break out from ...; add histograms.
813 (clear_storage): ... this one.
814 (set_storage_via_memset): Handle histogram.
815 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
816 (clear_storage_hints, clear_storage_via_libcall): Declare.
817 (set_storage_via_setmem): Update prototype.
818 * doc/md.texi (movmem, setmem): Document new arguments.
820 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
822 (stringop_block_profile): New global function.
823 (tree_stringops_values_to_profile): Profile block size and alignment.
824 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
826 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
827 (stringop_block_profile): Declare.
828 * builtins.c: Include value-prof.h.
829 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
830 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
831 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
832 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
833 * profile.c (instrument_values): Add new counters.
834 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
836 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
837 (tree_init_edge_profiler): Build new profilers.
838 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
839 (pass_tree_profile): Add dump.
840 (tree_profile_hooks): Update.
841 * Makefile.in (LIBGCOV): Add new constants.
842 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
843 __gcov_ior_profiler): New.
844 * i386.md (movmem/setmem expanders): Add new optional arguments.
846 2007-01-28 David Edelsohn <edelsohn@gnu.org>
848 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
850 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
852 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
853 (tree_unswitch_single_loop): Pass eni_size_weights to
855 * tree-ssa-loop-manip.c: Include tree-inline.h.
856 (can_unroll_loop_p): Pass eni_size_weights to
858 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
859 Pass eni_size_weights to estimate_num_insns.
860 * tree.h (init_inline_once): Export.
861 * toplev.c (backend_init): Call init_inline_once.
862 * cgraphunit.c (cgraph_process_new_functions,
863 cgraph_analyze_function): Pass eni_inlining_weights to
865 * ipa-inline.c (compute_inline_parameters): Ditto.
866 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
867 to estimate_num_insns.
868 (try_unroll_loop_completely): Pass eni_size_weights to
870 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
871 ot estimate_num_insns.
872 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
873 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
874 * tree-inline.c (eni_inlining_weights, eni_size_weights,
875 eni_time_weights): New variables.
876 (init_inline_once): Initialize them.
877 (struct eni_data): Mew.
878 (estimate_num_insns_1, estimate_num_insns): Use weights.
879 * tree-inline.h (struct eni_weights_d): New.
880 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
881 (estimate_num_insns): Declaration changed.
882 * cfgloop.h (tree_num_loop_insns): Declaration changed.
883 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
884 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
886 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
888 * tree-data-ref.c (conflict_fn): Assert that the number of affine
889 relations in the conflict function is valid.
891 2007-01-27 Ian Lance Taylor <iant@google.com>
893 * common.opt: Add fstrict-overflow.
894 * opts.c (decode_options): Set flag_strict_overflow if -O2.
895 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
896 (TYPE_OVERFLOW_UNDEFINED): Define.
897 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
899 * tree.h (TYPE_TRAP_SIGNED): Don't define.
900 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
901 (fold_negate_expr): Likewise.
902 (make_range): Likewise.
903 (extract_muldiv_1): Likewise.
904 (maybe_canonicalize_comparison): Likewise.
905 (fold_comparison): Likewise.
906 (fold_binary): Likewise.
907 (tree_expr_nonnegative_p): Likewise.
908 (tree_expr_nonzero_p): Likewise.
909 * tree-vrp.c (compare_values): Likewise.
910 (extract_range_from_binary_expr): Likewise.
911 (extract_range_from_unary_expr): Likewise.
912 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
914 (nowrap_type_p): Likewise.
915 * tree-scalar-evolution.c (simple_iv): Likewise.
916 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
917 (build_range_check): Likewise.
918 (extract_muldiv_1): Likewise.
919 (fold_comparison): Likewise.
920 * tree-vrp.c (vrp_int_const_binop): Likewise.
921 (extract_range_from_unary_expr): Likewise.
922 * convert.c (convert_to_integer): Likewise.
923 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
924 (fold_comparison): Likewise.
925 (fold_binary): Likewise.
926 * optabs.c (optab_for_tree_code): Likewise.
927 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
928 * simplify-rtx.c (simplify_const_relational_operation): Check
929 flag_strict_overflow and flag_trapv.
930 (simplify_const_relational_operation): Likewise.
931 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
932 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
935 2007-01-27 Roger Sayle <roger@eyesopen.com>
937 * tree.c (tree_fold_gcd): Delete.
938 * tree.h (tree_fold_gcd): Remove prototype.
939 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
940 test whether one constant integer is a multiple of another. Instead
941 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
942 * fold-const.c (multiple_of_p): We've determined both TOP and
943 BOTTOM are integer constants so we can call int_const_binop directly
944 instead of the more generic const_binop.
946 2007-01-27 Roger Sayle <roger@eyesopen.com>
948 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
949 1*X check that the constant hasn't overflowed, to preserve the
951 (round_up): Provide an efficient implementation when rouding-up an
952 INTEGER_CST to a power-of-two.
954 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
956 * doc/sourcebuild.texi: Add comma for clarity.
957 * doc/extend.texi: Fix some typos.
958 * doc/passes.texi: Likewise.
959 * doc/cppinternals.texi: Likewise.
960 * doc/c-tree.texi: Likewise.
961 * doc/tree-ssa.texi: Likewise.
962 * doc/install.texi: Likewise.
964 2007-01-27 Jan Hubicka <jh@suse.cz>
966 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
967 (pass_sra): Do not require alias information.
968 * passes.c (init_optimization_passes): Add SRA
970 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
972 * tracer.c (rest_of_handle_tracer): We already cleaned
973 up the CFG in tracer() so don't do it here again.
974 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
975 cleanup_cfg here, either. And don't call renumber_insns.
977 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
978 and BB_HEAD are in the insn stream here. Instead make sure
979 that BB_INSN is valid on all insns. Also, do check here that
980 there are no pending branch predictions...
981 (rtl_verify_flow_info): ...instead of doing it here. Checks
982 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
985 2007-01-26 Roger Sayle <roger@eyesopen.com>
987 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
988 function to simplify/factorize operand order canonicalization.
989 (ix86_fixup_binary_operands): Reorganize using the above function.
990 (ix86_binary_operator_ok): Likewise.
992 2007-01-27 Jakub Jelinek <jakub@redhat.com>
994 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
995 file scope from optimize_attrs.
996 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
998 (optimize_attrs): Clear insn_code_values after freeing it.
1000 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
1002 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
1003 a parts.base assignment.
1005 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
1007 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
1008 (compute_subscript_distance, initialize_data_dependence_relation,
1009 finalize_ddr_dependent, analyze_ziv_subscript,
1010 analyze_siv_subscript_cst_affine,
1011 compute_overlap_steps_for_affine_univar,
1012 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1013 analyze_siv_subscript, analyze_miv_subscript,
1014 analyze_overlapping_iterations, subscript_dependence_tester_1,
1015 compute_self_dependence, free_dependence_relation): Work
1016 with affine_fn instead of chrecs.
1017 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
1018 common_affine_function, affine_function_base,
1019 affine_function_constant_p, affine_fn_op, affine_fn_plus,
1020 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
1021 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
1022 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
1023 (all_chrecs_equal_p): Removed.
1024 * tree-data-ref.h (affine_fn, conflict_function): New types.
1025 (struct subscript): Change type of conflicting_iterations_in_a
1026 and conflicting_iterations_in_b.
1028 2007-01-26 Steve Ellcey <sje@cup.hp.com>
1031 * config/pa/pa.h (TARGET_HPUX_11): New.
1032 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
1033 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
1035 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
1036 Richard Guenther <rguenther@suse.de>
1038 * tree-ssa-structalias.c (solve_graph): Handle case
1039 we merged the variable to another.
1041 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1043 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
1046 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
1047 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
1049 2007-01-25 DJ Delorie <dj@redhat.com>
1051 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
1052 allow changes to modes which don't fit in those registers.
1054 * reload1.c (choose_reload_regs): Check for invalid subregs before
1055 computing their locations, not after.
1057 2007-01-25 Geoffrey Keating <geoffk@apple.com>
1060 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
1061 save Altivec registers in an eh_return function.
1062 (compute_vrsave_mask): Likewise.
1063 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
1064 for saving Altivec registers.
1065 (rs6000_emit_prologue): Don't allocate stack twice in
1066 eh_return function. Correct expected value of altivec_save_offset
1067 when using save_world. Describe save of R0 to stack when using
1068 save_world. Describe stack pointer adjustment when using
1069 save_world. Remove duplicated eh_return parameter register saving.
1070 Update sp_offset variable after save_world.
1071 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
1073 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
1074 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
1077 2007-01-25 Steve Ellcey <sje@cup.hp.com>
1079 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
1081 2007-01-25 Steve Ellcey <sje@cup.hp.com>
1084 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
1085 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
1087 2007-01-25 Richard Guenther <rguenther@suse.de>
1089 * doc/invoke.texi (-Wcoverage-mismatch): Document.
1090 * common.opt (-Wcoverage-mismatch): New warning option.
1091 * coverage.c (get_coverage_counts): Ignore coverage mismatch
1092 if -Wcoverage-mismatch is given.
1094 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
1096 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
1097 (ipcp_driver): Change to static definition.
1098 Add dumping of the ifunctions.
1099 (constant_val_insert): Remove unused parameter. Support for SSA.
1100 (ipcp_propagate_const): Support for SSA.
1101 (ipcp_profile_bb_print): Print only analyzed nodes.
1102 (ipcp_replace_map_create): Remove support for Fortran constant
1104 * ipa-prop.c (ipa_method_modify_stmt,
1105 ipa_callsite_compute_param): Support for SSA.
1106 * ipa-prop.h (ipcp_driver): Remove declaration.
1107 (IS_VALID_TREE_MAP_INDEX): Add define.
1109 2007-01-24 Geoffrey Keating <geoffk@apple.com>
1111 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
1113 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1116 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
1117 constant argument to cabs and do it without checking for
1118 -funsafe-math-optimizations.
1120 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
1122 * c-common.h (RID_FIRST_CXX0X): New.
1123 (RID_LAST_CXX0X): New.
1124 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
1126 * c.opt (Wc++0x-compat): New.
1127 * doc/invoke.texi (-Wc++0x-compat): Document.
1129 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1131 * builtins.c (fold_builtin_carg): New.
1132 (fold_builtin_1): Use it.
1134 2007-01-24 Jan Hubicka <jh@suse.cz>
1136 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
1138 * ipa-inline.c (initial_insns, max_insns): Delete.
1139 (compute_max_insns): New function.
1140 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
1141 of insns as base for code growth.
1142 (cgraph_decide_inlining): Make initial_insns local; do not compute
1144 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
1145 * doc/invoke.texi (inline-unit-growth): Update docs.
1147 2007-01-24 Jakub Jelinek <jakub@redhat.com>
1149 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
1150 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
1151 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
1152 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
1153 for CPUs that have PTA_CX16 set.
1156 * gimplify.c (omp_check_private): New function.
1157 (gimplify_scan_omp_clauses): Use it for
1158 firstprivate/lastprivate/reduction.
1161 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
1162 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
1165 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
1166 If lower_lastprivate_clauses emits some statements, append them
1167 to dlist rather than body_p and to body_p append an initializer.
1168 (lower_omp_for): Adjust caller.
1170 2007-01-24 Steve Ellcey <sje@cup.hp.com>
1172 * target.h (globalize_decl_name): New.
1173 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
1174 * output.h (default_globalize_decl_name): New.
1175 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
1177 (globalize_decl): Ditto.
1178 (default_globalize_decl_name): New.
1179 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
1180 (ia64_handle_version_id_attribute): New.
1181 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
1182 (ia64_asm_output_external): Use globalize_decl_name instead
1184 * doc/extend.texi (version_id): New pragma.
1185 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
1187 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1189 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
1190 _uleb128_t and _Unwind_SWord with _sleb128_t.
1191 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
1192 uw_frame_state_for, uw_update_context_1): Likewise.
1193 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
1194 * unwind-pe.h (read_uleb128, read_sleb128,
1195 read_encoded_value_with_base): Likewise.
1196 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
1198 2007-01-24 Richard Guenther <rguenther@suse.de>
1200 * builtins.c (expand_builtin_cexpi): Get the fndecl
1201 for cexp in the correct way.
1203 2007-01-24 Jan Hubicka <jh@suse.cz>
1205 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
1207 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1209 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
1210 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
1211 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
1212 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
1213 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
1214 __SIZEOF_PTRDIFF_T__.
1215 * doc/cpp.texi: Documentation for the new builtin macros added.
1217 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
1219 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
1220 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
1221 instead of operands[2] to avoid access past the end of array.
1223 2007-01-24 Richard Sandiford <richard@codesourcery.com>
1225 * reload1.c (emit_reload_insns): Pass the reload register
1226 for a non-spill output reload through forget_old_reloads_1.
1228 2007-01-23 Joseph Myers <joseph@codesourcery.com>
1230 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1231 _SOFT_DOUBLE if doubles use software floating-point.
1232 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
1233 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
1234 * config/rs6000/darwin-ldouble.c: Also compile functions for
1235 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
1236 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
1237 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
1238 commented-out long double override.
1239 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
1240 * config/rs6000/eabispe.h: Likewise.
1241 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
1242 long double for non-SPE.
1243 (rs6000_handle_option): Likewise.
1244 (invalid_e500_subreg): Disallow more subregs involding DImode,
1245 DFmode, TImode or TFmode.
1246 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
1248 (legitimate_lo_sum_address_p): Also check for TFmode for E500
1250 (rs6000_legitimize_address): Also handle TFmode for E500 double.
1251 (rs6000_legitimize_reload_address): Also handle TFmode for E500
1253 (rs6000_legitimate_address): Also check for TFmode for E500
1255 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
1256 (spe_build_register_parallel): Handle TFmode and TCmode.
1257 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
1259 (function_arg): Handle TFmode and TCmode for E500 double.
1260 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
1262 (print_operand): Handle TFmode and TImode for %y.
1263 (rs6000_generate_compare): Handle TFmode comparisons for E500
1265 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
1266 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
1267 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
1268 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
1269 TFmode for E500 double.
1270 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
1271 (floatsidf2): Enable for E500 double.
1272 (movtf_softfloat): Use rs6000_nonimmediate_operand.
1273 (extenddftf2): Change to extenddftf2_fprs.
1274 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
1275 depending on TARGET_E500_DOUBLE.
1276 (extendsftf2): Enable for E500 double.
1277 (trunctfdf2): Enable for E500 double.
1278 (trunctfsf2): Change to trunctfsf2_fprs.
1279 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
1280 depending on TARGET_E500_DOUBLE.
1281 (floatsitf2): Enable for E500 double.
1282 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
1283 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
1284 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
1285 (negtf2): Change to negtf2_internal.
1286 (negtf2): New expander.
1287 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
1288 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
1289 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
1290 (movdi_internal32): Use rs6000_nonimmediate_operand.
1291 (unnamed splitter): Likewise.
1292 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
1293 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
1294 (SPE64TF, DITI): New mode macros.
1295 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
1298 (frob_<mode>_di_2): New.
1299 (frob_tf_di_8_2): New.
1300 (frob_di_df): Change to frob_di_<mode>; allow more modes.
1302 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
1304 (frob_ti_<mode>_8_2): New.
1305 (frob_ti_tf_2): New.
1306 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
1307 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
1309 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
1310 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
1311 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
1312 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
1313 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
1314 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
1317 2007-01-23 Ian Lance Taylor <iant@google.com>
1319 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
1321 (OBJS-archive): Reformat, alphabetize.
1322 (OBJS): Change out_object_file to OBJS-md.
1324 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
1326 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
1327 JUMP_P and CALL_P predicates where applicable.
1328 * config/i386/i386.c: Ditto.
1329 * config/i386/i386.md: Ditto.
1330 * config/i386/mmx.md: Ditto.
1331 * config/i386/predicates.md: Ditto.
1333 2007-01-22 Andreas Schwab <schwab@suse.de>
1335 * config/m68k/m68k.h: Fix comment.
1337 2007-01-22 Jan Hubicka <jh@suse.cz>
1339 * passes.c (init_optimization_passes): Do not rerun
1340 pass_early_warn_uninitialized.
1342 2007-01-22 Richard Guenther <rguenther@suse.de>
1344 PR tree-optimization/30038
1345 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
1347 (execute_cse_sincos_1): Likewise.
1348 (execute_cse_sincos): Likewise.
1349 (gate_cse_sincos): Likewise.
1350 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
1351 the cexpi() canonicalization of sincos().
1352 * tree-pass.h (pass_cse_sincos): Declare.
1353 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
1355 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1357 PR rtl-optimization/29329
1358 * combine.c (replaced_rhs_insn): Rename to i2mod.
1359 (replaced_rhs_value): Rename to i2mod_new_rhs.
1360 (i2mod_old_rhs): New global variable.
1361 (combine_instructions): Adjust for above change. Save a copy of
1362 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
1363 note are substituted in the second instruction.
1364 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
1365 ditch the note if it pertains to the second eliminated register
1366 and this register is mentioned in i2mod_old_rhs.
1369 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1371 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
1372 the insn to which the note was originally attached.
1374 2007-01-21 Jan Hubicka <jh@suse.cz>
1376 * ipa-inline.c (inlining_mode): Comment, move up.
1377 (cgraph_decide_inlining_incrementally): Do not perform inlining
1378 itself; fix handling of flattening of self recursive functions.
1379 (cgraph_find_cycles): Remove.
1380 (cgraph_flatten_node): Remove.
1381 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
1382 (try_inline): New function.
1383 (cgraph_early_inlining): Update call of
1384 cgraph_decide_inlining_incrementally. Apply inlining here.
1385 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
1387 2007-01-21 Dirk Mueller <dmueller@suse.de>
1390 * tree-vrp.c (check_array_bounds): do not warn
1391 about ADDR_EXPR's of ARRAY_REF's which are immediately
1392 used in binary expressions.
1394 2007-01-21 Ira Rosen <irar@il.ibm.com>
1396 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
1397 read_write_dep and macros for its access.
1398 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1399 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
1400 argument, call vect_check_interleaving for every independent pair of
1401 data-refs. Mark loads that access the same memory location as a store
1403 (vect_check_dependences): Remove.
1404 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
1405 call, fix the call to vect_analyze_data_ref_dependence.
1406 (vect_analyze_data_ref_access): For statements that access the same
1407 data-ref, check that they are not stores; for loads, check that there
1408 is no store that access the same location.
1410 2007-01-20 Roger Sayle <roger@eyesopen.com>
1411 Joseph Myers <joseph@codesourcery.com>
1413 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
1414 (-fdump-rtl-stack): Likewise.
1415 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
1416 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
1417 (-mpt-fixed): Use @minus{} for minus sign.
1418 (Using Precompiled Headers): Fix under/overfull hbox.
1420 2007-01-20 Jan Hubicka <jh@suse.cz>
1422 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
1423 place within annotation.
1425 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1427 * pa.c (output_move_double): Change array size of xoperands to 4.
1429 2007-01-20 Jan Hubicka <jh@suse.cz>
1431 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
1434 2007-01-19 Ian Lance Taylor <iant@google.com>
1436 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
1437 constant to unsigned HOST_WIDE_INT before negating.
1439 2007-01-19 Ian Lance Taylor <iant@google.com>
1441 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
1443 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
1444 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
1445 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
1446 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
1447 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
1448 (realloc_vdef, realloc_vuse): Change second parameter to
1450 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
1452 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
1453 unsigned. Change x and lim locals to unsigned.
1454 (realloc_vdef, realloc_vuse): Change num_elem parameter to
1456 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
1457 (copy_virtual_operands): Change i and n locals to unsigned.
1459 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1462 * builtins.c (fold_builtin_1): Handle builtin fdim.
1464 2007-01-20 Jan Hubicka <jh@suse.cz>
1466 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
1467 * tree-ssa-structalias.c (compute_points_to_sets): Do call
1468 init_alias_heapvars.
1469 (init_alias_heapvars): Initialize only when not already initialized.
1470 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
1472 2007-01-19 Roger Sayle <roger@eyesopen.com>
1474 * common.opt (fsigned-zeros): New command line option.
1475 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
1476 of flag_unsafe_math_optimizations.
1477 * opts.c (set_fast_math_flags): The -ffast-math command line option
1478 implies -fno-signed-zeros.
1479 (fast_math_flags_set_p): Likewise.
1481 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
1482 the documentation of -ffast-math appropriately. Wrap long lines.
1484 2007-01-19 Steve Ellcey <sje@cup.hp.com>
1486 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
1487 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
1489 2007-01-19 Tomas Bily <tbily@suse.cz>
1491 * cgraphunit.c (cgraph_finalize_function): Updating of pid
1493 (tree_init_ic_make_global_vars): New function
1494 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
1495 (tree_gen_ic_profiler): New function
1496 (tree_gen_ic_func_profiler): New function
1497 (tree_profiling): Added calling of tree_gen_ic_func_profiler
1498 (tree_profile_hooks): Added hook for indirec/virtual calls
1499 * value-prof.c (tree_find_values_to_profile): New case for
1501 (tree_values_to_profile): Call for determining indirect/virtual
1503 (tree_indirect_call_to_profile): New function
1504 (tree_ic_transform): New function
1505 (tree_ic): New function
1506 (find_func_by_pid): New function
1507 (init_pid_map): New function
1508 (tree_value_profile_transformations): Added check for
1509 indirect/virtual call transformation
1510 * value-prof.h (enum hist_type): New counter type for
1511 indirect/virtual calls
1512 (profile_hooks): Added new hook for profiling indirect/virtual
1514 * profile.c (instrument_values): New case for indirect/virtual
1516 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
1517 (GCOV_COUNTER_V_INDIR): New counter type
1518 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
1519 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
1521 * cgraph.c: Definition of cgraph_max_pid
1522 (cgraph_create_node): Default init of pid attribute
1523 * cgraph.h: Declaration of cgraph_max_pid
1524 (struct cgraph_node): Added pid attribute
1525 * libgcov.c (__gcov_indirect_call_profiler): New function
1526 (__gcov_one_value_profiler_body): New function
1527 (__gcov_one_value_profiler): Body was moved to
1528 __gcov_one_value_profiler_body and calls it
1530 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
1532 * doc/gty.texi (Options): Document the mark_hook option to GTY.
1533 * gengtype.c (write_types_data, write_func_for_structure,
1534 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
1535 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
1536 (walk_type, write_func_for_structure): Generate the mark_hook if
1539 2007-01-19 Jan Hubicka <jh@suse.cz>
1541 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
1542 'early' argument take inlining mode argument specifying whether to
1543 inline for size/speeed or all functions; add support for flattening;
1545 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
1547 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1550 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
1551 the name of the declared identifier.
1553 2007-01-19 Dirk Mueller <dmueller@suse.de>
1555 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
1556 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
1557 duplicate evaluation.
1559 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
1561 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
1562 Macroize expander using X87MODEF12 mode macro. Extend operand 1
1563 to XFMode, use acosxf2 and truncate result to requested mode.
1564 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
1565 (asin<mode>2): Similarly, with asin expanders.
1566 (*fscalexf4_i387): Rename from *fscalexf4.
1567 (expNcorexf3): New expander.
1568 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
1569 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
1570 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
1571 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
1572 patterns for SSE math.
1573 (exp10<mode>2): Similarly, with exp10 expanders.
1574 (exp2<mode>2): Similarly, with exp2 expanders.
1575 (expm1<mode>2): Similarly, with expm1 expanders.
1576 (ldexp<mode>3): Similarly, with ldexp expanders.
1577 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
1578 Use gen_truncxf<mode>2_i387_noop to truncate result.
1580 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1582 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
1583 for ColdFire targets.
1585 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
1586 Richard Sandiford <richard@codesourcery.com>
1588 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
1589 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
1590 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
1591 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
1592 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
1593 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
1595 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1597 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
1598 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
1599 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
1600 (*adddi_dilshr32_cf): New pattern.
1601 (adddi3, subdi3): Remove first alternatives.
1603 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1605 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
1606 implemented using move.l, do not use its cc result for floating-point
1609 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1611 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
1612 from accepting 's' constraints if flag_pic.
1614 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1616 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
1617 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
1618 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
1619 condition from TARGET_68881 to TARGET_HARD_FLOAT.
1621 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
1623 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
1624 ColdFire alternatives.
1625 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
1626 * config/m68k/m68k.md (clzsi2): Define for ColdFire
1627 architectures that support ff1 instruction.
1629 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1630 Julian Brown <julian@codesourcery.com>
1632 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
1633 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
1634 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
1637 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1639 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
1641 (output_move_const_into_data_reg, output_move_simode_const): Delete.
1642 * config/m68k/m68k.c (const_method, const_int_cost): Take a
1643 HOST_WIDE_INT instead of an rtx.
1644 (m68k_rtx_costs): Update call accordingly.
1645 (output_move_const_into_data_reg): Likewise. Fix formatting.
1646 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
1648 (output_move_simode_const): Update calls after above changes.
1649 Rework to use automatic variables and predicates like MEM_P.
1650 * config/m68k/m68k.md (pushexthisi_const): Update call to
1653 2007-01-19 Dirk Mueller <dmueller@suse.de>
1655 * tree-ssa-alias.c (perform_var_substitution): Fix typo
1658 2007-01-19 Richard Guenther <rguenther@suse.de>
1660 * builtins.c (expand_builtin_cexpi): Fall back to expanding
1661 via cexp in case sincos is not available.
1663 2007-01-19 Richard Guenther <rguenther@suse.de>
1665 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
1666 * defaults.h (TARGET_HAS_SINCOS): Default to off.
1667 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
1668 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
1669 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
1670 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
1671 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
1672 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
1674 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
1676 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
1678 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
1679 (atan2xf3): Directly generate RTL pattern.
1680 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
1681 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
1682 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1683 disable patterns for SSE math.
1684 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
1685 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
1686 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1687 disable patterns for SSE math.
1689 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
1691 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
1693 2007-01-18 Roger Sayle <roger@eyesopen.com>
1695 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
1696 VIEW_CONVERT_EXPR to the same type as it's operand.
1698 2007-01-18 David Edelsohn <edelsohn@gnu.org>
1700 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
1701 configured for long double 128.
1703 2007-01-18 Mike Stump <mrs@apple.com>
1705 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
1708 2007-01-18 Michael Meissner <michael.meissner@amd.com>
1710 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
1713 2007-01-18 Jan Hubicka <jh@suse.cz>
1715 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
1716 greater than NUM_VOP_FREE_BUCKETS.
1718 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
1720 * tree-ssa-structalias.c: Update comments.
1721 (ptabitmap_obstack): Removed.
1723 (oldpta_obstack): Ditto.
1724 (stats): Add a few members.
1725 (struct variable_info): Remove node, complex, address_taken, and
1726 indirect_target members. Add oldsolution member.
1727 (new_var_info): Do not initialize removed members.
1728 (constraint_expr_type): Remove INCLUDES.
1729 (constraint_graph): Add size, implicit_preds, rep,
1730 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
1731 (FIRST_REF_NODE): New macro.
1732 (LAST_REF_NODE): Ditto.
1733 (FIRST_ADDR_NODE): Ditto.
1734 (find): New function.
1736 (dump_constraint): Do not handle INCLUDES.
1737 (insert_into_complex): Do not insert duplicate constraints.
1738 (condense_varmap_nodes): Renamed and rewritten into ...
1739 (merge_node_constraints): This. Also fix bug in handling of
1740 offseted copy constraints.
1741 (clear_edges_for_node): No longer need to deal with preds at all,
1742 or removing associated preds/succs.
1743 (merge_graph_nodes): Deal with indirect_cycles.
1744 Don't deal with predecessors.
1745 (add_implicit_graph_edge): New function.
1746 (add_pred_graph_edge): Ditto.
1747 (add_graph_edge): Don't deal with predecessors.
1748 (build_constraint_graph): Removed.
1749 (build_pred_graph): New function.
1750 (build_succ_graph): Ditto.
1751 (struct scc_info): Removed in_component. Added roots, dfs, and
1752 node_mapping. Remove visited_index, unification_queue.
1753 (scc_visit): Deal with union-find we do now.
1754 Deal with cycles with REF nodes.
1755 (collapse_nodes): Renamed and rewritten to ...
1756 (unify_nodes): This.
1757 (process_unification_queue): Removed.
1758 (topo_visit): Cleanup
1759 (do_da_constraint): Use find.
1760 (do_sd_constraint): Ditto.
1761 (do_ds_constraint): Ditto.
1762 (do_complex_constraint): Ditto.
1763 (init_scc_info): Update for removed and added members.
1764 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
1765 (find_indirect_cycles): This.
1766 (equivalence_class): New variable.
1767 (label_visit): New function.
1768 (perform_variable_substitution): Rewritten.
1769 (free_var_substitution_info): New function.
1770 (find_equivalent_node): Ditto.
1771 (move_complex_constraints): Ditto.
1772 (eliminate_indirect_cycles): Ditto.
1773 (solve_graph): Only propagate changed bits.
1774 Use indirect cycle elimination.
1776 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
1777 (tree_id_eq): Renamed to ...
1778 (tree_vi_eq): This. Update for member change
1779 (insert_id_for_tree): Renamed and rewritten to ...
1780 (insert_vi_for_tree): This.
1781 (lookup_id_for_tree): Renamed and rewritten to ...
1782 (lookup_vi_for_tree): This.
1783 (get_id_for_tree): Renamed and rewritten to ...
1784 (get_vi_for_tree): Ditto.
1785 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
1786 (process_constraint): Don't handle INCLUDES.
1787 Remove special ADDRESSOF case.
1788 (find_func_aliases): Rewrite to use vi functions instead of id
1790 (create_function_info_for): Ditto.
1791 (create_variable_info_for): Ditto.
1792 (intra_create_variable_infos): Ditto.
1793 (merge_smts_into): Ditto.
1794 (find_what_p_points_to): Ditto.
1795 (init_base_vars): Ditto.
1796 (init_alias_vars): Ditto.
1797 (remove_preds_and_fake_succs): New function.
1798 (dump_sa_points_to_info): Dump new stats.
1799 (dump_solution_for_var): Use find.
1800 (set_used_smts): Fix formatting.
1801 (compute_points_to_sets): Updated for new functions.
1802 (ipa_pta_execute): Ditto.
1804 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1805 Richard Sandiford <richard@codesourcery.com>
1807 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
1809 * calls.c (expand_call): If the return value is a PARALLEL,
1810 extract its first member.
1811 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
1812 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
1813 use FUNCTION_EXTRA_EPILOGUE.
1814 (m68k_function_value): Return a PARALLEL if the return value
1815 is of a pointer type.
1816 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
1817 (FUNCTION_EXTRA_EPILOGUE): Remove.
1818 * config/m68k/m68k.md (D0_REG): New constant.
1820 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1822 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
1823 output a NOP for empty epilogues.
1825 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1827 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
1828 before function. Extend register save check to include all
1829 registers, not just integer ones.
1831 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1833 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
1834 (m68k_use_return_insn): ...this.
1835 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
1836 * config/m68k/m68k.c (use_return_insn): Rename to...
1837 (m68k_use_return_insn): ...this.
1838 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
1841 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1843 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
1844 nearest even, fix denormal rounding overflow.
1846 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1848 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
1849 f%$smove and f%$move.
1850 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
1851 (extendsfdf2_cf): Use fdmove instead of f%&move.
1852 (truncdfsf2_cf): Use fsmove instead of f%$smove.
1853 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
1855 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1857 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
1860 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1862 * real.h (real_format): Add a canonical_nan_lsbs_set field.
1863 (coldfire_single_format): Declare.
1864 (coldfire_double_format): Likewise.
1865 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
1866 of qnan_msb_set to determine the lower bits of a canonical
1868 (encode_ieee_double): Likewise.
1869 (encode_ieee_quad): Likewise.
1870 (ieee_single_format): Initialize canonical_nan_lsbs_set.
1871 (mips_single_format): Likewise.
1872 (ieee_double_format): Likewise.
1873 (mips_double_format): Likewise.
1874 (ieee_extended_motorola_format): Likewise.
1875 (ieee_extended_intel_96_format): Likewise.
1876 (ieee_extended_intel_128_format): Likewise.
1877 (ieee_extended_intel_96_round_53_format): Likewise.
1878 (ibm_extended_format): Likewise.
1879 (mips_extended_format): Likewise.
1880 (ieee_quad_format): Likewise.
1881 (mips_quad_format): Likewise.
1882 (vax_f_format): Likewise.
1883 (vax_d_format): Likewise.
1884 (vax_g_format): Likewise.
1885 (i370_single_format): Likewise.
1886 (i370_double_format): Likewise.
1887 (decimal_single_format): Likewise.
1888 (decimal_double_format): Likewise.
1889 (decimal_quad_format): Likewise.
1890 (c4x_single_format): Likewise.
1891 (c4x_extended_format): Likewise.
1892 (real_internal_format): Likewise.
1893 (coldfire_single_format): New real_format.
1894 (coldfire_double_format): Likewise.
1895 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
1896 canonical_nan_lsbs_set.
1897 (pdp11_d_format): Likewise.
1898 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
1899 if TARGET_COLDFIRE_CPU.
1901 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1903 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
1904 (output_call, m68k_legitimize_call_address): Declare.
1905 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
1906 parenthesees. Add support for a 'W' constraint.
1907 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
1908 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
1909 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
1910 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
1912 (override_options): Initialize them. Do not set flag_no_function_cse
1913 for TARGET_ID_SHARED_LIBRARY.
1914 (m68k_output_pic_call): Delete.
1915 (m68k_legitimize_call_address): New function.
1916 (print_operand): Remove the %o prefix. Handle the %p prefix.
1917 (output_call): New function.
1918 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
1919 target address from the GOT if symbolic jumps are not allowed.
1920 * config/m68k/m68k.md (call, general_operand): Do not set
1921 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
1922 Merge separate flag_pic and !flag_pic define_insns into...
1923 (*call, *call_value): ...these new patterns. Match the address
1924 rather than the containing MEM and require it to be a call_operand.
1925 Use output_call to generate the asm template.
1926 * config/m68k/predicates.md (const_call_operand): New predicate.
1927 (call_operand): Likewise.
1929 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1931 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
1932 (STACK_GROWS_DOWNWARD): Define to 1.
1933 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
1934 comments, emphasizing that these values are only defaults.
1935 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
1936 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
1938 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1940 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
1942 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1943 Richard Sandiford <richard@codesourcery.com>
1945 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
1946 (FP_REGNO_P): New macros.
1947 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
1948 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
1949 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
1950 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
1952 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1954 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
1955 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
1957 * config/m68k/t-floatlib: New file, extracting common code from...
1958 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1959 * config/m68k/t-uclinux: Here.
1960 * config/m68k/fpgnulib.c: Do not compile extendeed precision
1961 routines on ColdFire targets.
1963 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1965 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
1966 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
1967 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
1968 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
1969 explicitly set MOTOROLA to 1.
1970 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
1972 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1973 Nathan Sidwell <nathan@codesourcery.com>
1975 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
1976 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
1977 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
1978 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
1979 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
1980 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
1981 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
1982 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
1983 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
1984 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
1985 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
1986 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
1987 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
1988 (DBX_REGISTER_NUMBER): Delete.
1989 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
1990 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
1991 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
1993 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1995 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
1996 * config/flat.h: New file.
1997 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
1999 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
2000 indirect references for -msep-data or -mid-shared-library.
2001 Do not use PC-relative code addresses either.
2002 * config/m68k/m68k.c (override_options): Restrict -fPIC error
2004 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
2005 for shared libraries and crt1.o for executables. Use crti.o and
2007 (ENDFILE_SPEC): Use crtend.o and crtn.o.
2008 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
2009 Do not add -elf2flt or -shared-lib-id options here.
2010 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
2011 Pass -shared-lib-id if -mid-shared-library, taking the library
2012 identifier from -mshared-library-id if given, otherwise
2014 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
2015 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
2016 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
2017 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
2018 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
2019 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
2021 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
2022 jump sequence for ISA A and ISA A+.
2023 (PICJUMP): Likewise.
2025 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2027 * config.gcc (m68k-*-uclinux*): Base the port on the common
2028 and m68k GNU/Linux files rather than on the generic ELF ones.
2029 * config/m68k/uclinux.h (TARGET_VERSION): Override.
2030 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2032 2007-01-18 Julian Brown <julian@codesourcery.com>
2033 Richard Sandiford <richard@codesourcery.com>
2035 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
2036 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2037 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
2039 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
2041 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2043 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2045 * doc/install.texi: Document m68k-uclinuxoldabi.
2046 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
2047 * config/m68k/uclinux-oldabi.h: New file, copied from
2048 config/m68k/uclinux.h.
2050 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
2052 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
2053 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
2054 (m32r_compute_frame_size): Use unsigned for regno.
2055 (m32r_reload_lr): Use gen_frame_mem.
2057 (m32r_output_function_epilogue): Don't output the function epilogue
2059 (m32r_expand_epilogue): New.
2060 (direct_return): Return false if the function has the interrupt
2062 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
2063 * config/m32r/m32r.md (epilogue): New expander.
2064 (return_lr, return_rte): New insns.
2065 (return): Make it expander.
2066 (return_normal): New expander.
2068 2007-01-18 Josh Conner <jconner@apple.com>
2071 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
2072 support for UNLE, UNLT, UNGE, and UNGT.
2074 2007-01-18 Jan Hubicka <jh@suse.cz>
2076 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
2077 * tree-tailcall (add_virtual_phis): Likewise.
2078 (optimize_tail_call): Return TODOs.
2079 (execute_tail_calls): Return TODOs.
2080 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
2081 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
2083 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2084 Cleanup cfg using TODO.
2085 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
2086 * passes.c (execute_function_todo): When cleanup did something, remove
2088 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
2089 (make_edges): Don't cleanup_cfg.
2091 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
2093 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
2094 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
2095 operate on the top of stack.
2096 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
2097 register handling of instructions that output to the second
2099 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
2100 (move_for_stack_reg): Special-case check for dead destination
2101 stack slot for constant load of 1.0 inside UNSPEC_TAN.
2103 * config/i386/i386.md (UNSPEC_TAN): New constant.
2104 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
2105 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
2106 to correctly model move of constant 1.0 to top stack slot.
2107 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
2108 (unnamed peephole2 pattern): Remove corresponding peephole2
2109 pattern that optimizes tan insn and loading of constant 1.0.
2110 (tanxf2): Use fptanxf4_i387.
2111 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
2112 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
2113 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
2114 disable patterns for SSE math.
2115 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
2116 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
2118 2007-01-18 Dirk Mueller <dmueller@suse.de>
2119 Richard Guenther <rguenther@suse.de>
2122 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
2123 * common.opt (Warray-bounds): Add new warning option.
2124 * c-opts.c (c_common_handle_option): Define -Warray-bounds
2126 * Makefile.in: make tree-vrp.o depend on toplev.h
2127 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
2129 (check_array_refs, check_array_bounds, check_array_ref): New.
2131 2007-01-18 Jan Hubicka <jh@suse.cz>
2133 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
2134 (execute_ssa_ccp): Return flags conditionally.
2135 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
2137 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
2139 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
2141 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
2142 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
2144 * Makefile.c (GTFILES): Add cfglayout.h.
2145 * gengtype.c (open_base_files): Likewise.
2146 * cfglayout.c (cfg_layout_function_footer,
2147 cfg_layout_function_header) Reindent to make gengtype happy.
2148 * cfglayout.h (cfg_layout_function_footer,
2149 cfg_layout_function_header): Add GTY(()) marker.
2151 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
2153 2007-01-18 Ben Elliston <bje@au.ibm.com>
2155 * genautomata.c (write_automata): Include xstrerror output in the
2156 error message if writing the DFA description file fails.
2158 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
2160 * config/mips/mips-protos.h (mips_output_external): Make it
2162 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
2163 * config/mips/mips.c (irix_output_external_libcall): Likewise.
2164 (extern_list): Likewise.
2165 (extern_head): Likewise.
2166 (TARGET_ASM_FILE_END): Likewise.
2167 (mips_file_end): Likewise.
2168 (mips_output_external): Rewritten.
2170 2007-01-18 Ben Elliston <bje@au.ibm.com>
2172 * genpreds.c (write_insn_preds_c): Only write out the function
2173 body for regclass_for_constraint if we have register constraints.
2175 2007-01-17 Tom Tromey <tromey@redhat.com>
2177 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
2178 * doc/install.texi (Testing): Use sourceware.org.
2179 (Binaries): Likewise.
2180 (Specific): Likewise.
2181 * doc/contrib.texi (Contributors): Use sourceware.org.
2183 2007-01-17 Anatoly Sokolov <aesok@post.ru>
2185 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
2186 (AVR_ENHANCED): Rename to ...
2187 (AVR_HAVE_MUL): ... new.
2188 (avr_enhanced_p): Rename to ...
2189 (avr_have_mul_p): ... new.
2190 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
2191 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
2192 * config/avr/avr.c (avr_enhanced_p): Rename to ...
2193 (avr_have_mul_p): ... new.
2194 (base_arch_s): Rename 'enhanced' to 'have_mul'.
2195 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
2196 'avr_enhanced_p' and 'enhanced'.
2197 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
2198 AVR_HAVE_MUL instead of AVR_ENHANCED.
2199 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
2200 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
2201 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
2202 instead of AVR_ENHANCED.
2203 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
2204 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
2205 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
2207 2007-01-17 Ian Lance Taylor <iant@google.com>
2209 * vec.h (VEC_reserve_exact): Define.
2210 (vec_gc_p_reserve_exact): Declare.
2211 (vec_gc_o_reserve_exact): Declare.
2212 (vec_heap_p_reserve_exact): Declare.
2213 (vec_heap_o_reserve_exact): Declare.
2214 (VEC_OP (T,A,reserve_exact)): New static inline function, three
2216 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
2218 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
2219 (VEC_OP (T,A,copy)) [all versions]: Likewise.
2220 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
2221 * vec.c (calculate_allocation): Add exact parameter. Change all
2223 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
2224 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
2225 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
2226 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
2227 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
2228 (vec_heap_p_reserve_exact): New function.
2229 (vec_heap_o_reserve_exact): New function.
2231 2007-01-17 Jan Hubicka <jh@suse.cz>
2233 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
2235 2007-01-17 Eric Christopher <echristo@apple.com>
2237 * config.gcc: Support core2 processor.
2239 2007-01-16 Jan Hubicka <jh@suse.cz>
2241 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
2242 the names, just unlink the chain so we don't crash on dangling pointers
2245 2007-01-16 Jan Hubicka <jh@suse.cz>
2247 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
2248 * tree-pass.h: Reorder to make IPA passes appear toegher.
2249 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
2250 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
2251 parameters, do not call early inliner.
2252 * ipa-inline.c: Update comments. Include tree-flow.h
2253 (cgraph_decide_inlining): Do not compute inlining parameters.
2254 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
2255 be called with function context set up.
2256 (pass_ipa_inline): Remove unreachable functions before pass.
2257 (cgraph_early_inlining): Simplify assuming to be called from the
2259 (pass_early_inline): New pass.
2260 (cgraph_gate_ipa_early_inlining): New gate.
2261 (pass_ipa_early_inline): Turn into simple wrapper.
2262 (compute_inline_parameters): New function.
2263 (gate_inline_passes): New gate.
2264 (pass_inline_parameters): New pass.
2265 (apply_inline): Move here from tree-optimize.c
2266 (pass_apply_inline): New pass.
2267 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
2269 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
2271 (tree_function_versioning): Do not allocate dummy struct function.
2272 * tree-inline.h (optimize_inline_calls): Update prototype.
2273 * tree-optimize.c (execute_fixup_cfg): Export.
2274 (pass_fixup_cfg): Remove
2275 (tree_rest_of_compilation): Do not apply inlines.
2276 * tree-flow.h (execute_fixup_cfg): Declare.
2277 * Makefile.in (gt-passes.c): New.
2278 * passes.c: Include gt-passes.h
2279 (init_optimization_passes): New passes.
2280 (nnodes, order): New static vars.
2281 (do_per_function_toporder): New function.
2282 (execute_one_pass): Dump current pass here.
2283 (execute_ipa_pass_list): Don't dump current pass here.
2285 2007-01-16 Janis Johnson <janis187@us.ibm.com>
2287 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
2288 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
2290 2007-01-16 David Edelsohn <edelsohn@gnu.org>
2292 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
2293 (strong_alias): Define.
2294 (__gcc_qmul): Provide non-FMA for soft-float.
2300 (__gcc_qunord): New.
2310 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
2311 soft-float functions.
2312 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
2313 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
2314 about long double soft float.
2316 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
2317 Tehila Meyzels <tehila@il.ibm.com>
2319 * tree-vectorizer.h (is_pattern_stmt_p): New.
2320 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
2321 formatting (tabs instead of spaces). Cleanup and clarify setting
2322 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
2323 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
2324 (vectorizable_type_demotion): Check that types are integral.
2325 (vectorizable_type_promotion): Likewise.
2326 (vectorizable_store): Fix typo. Eliminate new-line at end of
2329 2007-01-16 Jan Hubicka <jh@suse.cz>
2331 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
2334 2007-01-15 Eric Christopher <echristo@apple.com>
2336 * ifcvt.c: Include vec.h, vecprim.h.
2337 (check_cond_move_block): New argument regs.
2338 Reorganize. Add registers used to regs.
2339 (cond_move_process_if_block): Use regs set above as
2342 2007-01-15 Eric Christopher <echristo@apple.com>
2344 * config/darwin.h: Update copyright.
2345 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
2346 (LINK_COMMAND_SPEC): Add -u.
2347 (LINK_SPEC): Fix umbrella for above.
2349 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
2351 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
2354 2007-01-15 Tom Tromey <tromey@redhat.com>
2356 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
2357 * doc/install.texi (Testing): Don't mention jacks.
2358 (Configuration): Document --enable-java-maintainer-mode. Move
2359 --with-java-home to libgcj-specific section. Document
2361 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
2363 2007-01-15 Jan Hubicka <jh@suse.cz>
2365 * tree-ssa-dce.c (DCE_TODOs): New.
2366 (propagate_necessity): Return if something changed.
2367 (eliminate_unnecessary_stmts): Likewise.
2368 (perform_tree_ssa_dce): Return TODO flags when needed.
2369 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
2371 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
2373 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
2374 (fyl2x_extend<mode>xf3_i387): New insn pattern.
2375 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
2376 patterns using X87MODEF12 mode macro. Extend operand 1
2377 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
2378 (log10<mode>2): Ditto.
2379 (log2<mode>2): Ditto.
2380 (log1p<mode>2): Ditto.
2381 (logb<mode>2): Ditto.
2382 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
2383 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
2384 (*fxtractxf3_i387): Rename from *fxtractxf3.
2385 (fxtract_extend<mode>xf3_i387): New insn pattern.
2386 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
2387 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
2388 and gen_fyl2xxf3_i387().
2390 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2392 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
2393 * cfgloopmanip.c (fix_loop_placement): Made static. Use
2394 get_loop_exit_edges. Changed return type to bool.
2395 * cfgloop.h (fix_loop_placement): Declaration removed.
2397 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
2399 * param.h (MIN_VECT_LOOP_BOUND): New.
2400 * params.def (MIN_VECT_LOOP_BOUND): New.
2401 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
2402 argument - minimum threshold for number of iterations.
2403 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
2404 argument to declaration.
2405 * tree-vect-analyze.c (vect_analyze_operations): Check value of
2406 MIN_VECT_LOOP_BOUND.
2407 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
2408 slpeel_tree_peel_loop_to_edge with additional argument.
2409 (vect_do_peeling_for_alignment): Likewise.
2410 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
2412 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
2415 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
2418 2007-01-14 Jan Hubicka <jh@suse.cz>
2420 * tree-dfa.c (remove_referenced_var): New function.
2421 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
2422 prune referenced vars list too.
2423 * tree-flow.h (remove_referenced_var): Declare.
2425 2007-01-14 Jan Hubicka <jh@suse.cz>
2427 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
2429 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
2430 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
2431 * except.h (verify_eh_throw_table_statements): Kill prototype.
2432 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
2433 into call exrepssions.
2434 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
2436 * tree-cfg.c: Include pointer-set.h.
2437 (verify_node_sharing): Work on pointer set.
2438 (verify_eh_throw_stmt_node): New.
2439 (verify_stmts): Use pointers sets, verify throw_stmt.
2441 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
2443 * ipa-reference.c (analyze_function): Consider also addresses taken
2446 2007-01-12 Roger Sayle <roger@eyesopen.com>
2448 * c-typeck.c (null_pointer_constant_p): Replace use of
2449 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2450 (build_c_cast): Likewise.
2452 2007-01-12 Roger Sayle <roger@eyesopen.com>
2454 * tree.h (force_fit_type_double): Remove unused final argument.
2455 * c-common.c (constant_expression_warning): Replace use of
2456 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2457 (convert_and_check): Likewise.
2458 (shorten_compare): Update call to force_fit_type_double.
2459 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
2460 * convert.c (convert_to_pointer): Update call to
2461 force_fit_type_double.
2462 * fold-const.c (force_fit_type_double): Remove overflowed_const
2464 (int_const_binop, fold_convert_const_int_from_int,
2465 fold_convert_const_int_from_real, fold_div_compare,
2466 fold_sign_changed_comparison, fold_unary, fold_negate_const,
2467 fold_abs_const, fold_not_const): Remove the final argument from
2468 calls to force_fit_type_double.
2470 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2472 * configure.ac: Set insn to "nop" for spu-*-* also.
2473 * configure: Regenerate.
2475 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
2477 * builtins.def : Add BUILT_IN_FREE.
2479 2007-01-12 Jan Hubicka <jh@suse.cz>
2481 PR tree-optimization/30443
2482 * tree-inline.c (tree_function_versioning): Do not optimize when
2483 cloning for inlining.
2485 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
2487 * doc/loop.texi: Document recording of loop exits.
2488 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
2489 (update_single_exits_after_duplication,
2490 update_single_exit_for_duplicated_loop,
2491 update_single_exit_for_duplicated_loops): Removed.
2492 (duplicate_loop_to_header_edge): Do not call
2493 update_single_exits_after_duplication and
2494 update_single_exit_for_duplicated_loops.
2495 (loop_version): Do not update single_exit information.
2496 (fix_loop_structure): Use record_loop_exits instead of
2497 mark_single_exit_loops.
2498 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
2499 the lists of loop exits.
2500 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
2501 split_edge, merge_blocks): Update the lists of loop exits.
2502 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
2503 loop_optimizer_init.
2504 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
2505 of mark_single_exit_loops.
2506 (loop_optimizer_finalize): Call release_recorded_exits.
2507 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
2508 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
2509 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
2510 update single exit information.
2511 * lambda-code.c (perfect_nestify): Ditto.
2512 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
2513 (mark_single_exit_loops): Removed.
2514 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
2515 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
2516 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
2518 (get_loop_exit_edges, single_exit): Use recorded exit lists.
2519 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
2520 (verify_loop_structure): Verify consistency of the exit lists.
2521 (flow_loops_find): Use alloc_loop. Initialize exits hash.
2522 (set_single_exit): Removed.
2523 * cfgloop.h (struct loop_exit): New function.
2524 (struct loop): single_exit_ field replaced by exits field.
2525 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
2526 (struct loops): Added exits hash.
2527 (mark_single_exit_loops, set_single_exit): Declaration removed.
2528 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
2530 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2532 * doc/invoke.texi: Avoid use of @headitem.
2534 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2536 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
2538 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2540 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
2543 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2544 Richard Sandiford <richard@codesourcery.com>
2546 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
2547 * config/m68k/m68k.opt: Resort options.
2548 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
2550 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2551 Richard Sandiford <richard@codesourcery.com>
2553 * doc/invoke.texi: Document the macros that are defined by
2554 m68k's -mtune and -mhard-float options.
2555 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
2556 (m68k_cpp_cpu_family): Likewise.
2557 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
2558 of __ucfv*__ macros. Define __mcffpu__ if generating code for
2559 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
2560 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
2561 (m68k_cpp_cpu_family): Likewise.
2563 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2565 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
2566 macros besides mc68000 as tuning macros. Use a switch statement
2567 to set them and mcpu32.
2569 2007-01-12 Julian Brown <julian@codesourcery.com>
2571 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
2572 (TARGET_68040_ONLY): Rename to...
2573 (TARGET_68040): ...this.
2574 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
2575 * config/m68k/m68k.md: Likewise.
2577 2007-01-12 Julian Brown <julian@codesourcery.com>
2578 Nathan Sidwell <nathan@codesourcery.com>
2579 Richard Sandiford <richard@codesourcery.com>
2581 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
2582 the -mcpu= argument associated with the --with-cpu setting.
2583 Define M68K_DEFAULT_TUNE to the default -mtune= option,
2584 if different from the one implied by the -mcpu setting.
2585 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
2586 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
2587 * doc/invoke.texi: Mention ColdFire in the introduction to the
2588 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
2589 -mno-div and -mhard-float options. Make -m68881 a synonym for
2590 -mhard-float. Document the previously-undocumented -m5206e,
2591 -m528x, -m5307 and -m5407 options. Tweak the existing option
2592 documentation for consistency.
2593 * doc/install.texi: Mention new --with-cpu arguments.
2594 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
2595 default CPU if neither -mcpu nor -march are specified.
2596 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
2597 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
2598 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
2599 using m68k_tune to decide between families that implement the
2600 same ISA. Use m68k_tune to set __mcfv4e__.
2601 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
2602 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
2603 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
2604 (FL_ISA_C, FL_ISA_MMU): New macros.
2605 (MASK_COLDFIRE): Delete.
2606 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
2607 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
2608 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
2609 (TARGET_HARD_FLOAT): Do not define here.
2610 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
2611 (TUNE_68000): New macro.
2612 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
2613 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
2614 (TUNE_CFV2): Redefine in terms of m68k_tune.
2615 (uarch_type, target_device, fpu_type): New enums.
2616 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
2617 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
2618 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
2619 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
2620 (FL_FOR_isa_c): New macros.
2621 (m68k_isa): New enum.
2622 (m68k_target_selection): New structure.
2623 (all_devices, all_isas, all_microarchs): New tables.
2624 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
2625 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
2626 (MASK_ALL_CPU_BITS): Delete.
2627 (m68k_find_selection): New function.
2628 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
2629 Map the legacy target options to a combination of the new ones.
2630 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
2631 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
2632 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
2634 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
2635 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
2637 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
2638 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
2639 * config/m68k/m68k-devices.def: New file.
2641 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2642 Nathan Sidwell <nathan@codesourcery.com>
2644 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
2645 (SUBTARGET_EXTRA_SPECS): New macros.
2646 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
2647 use %(asm_cpu_spec) instead.
2648 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
2649 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
2650 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
2651 (EXTRA_SPECS): Rename to...
2652 (SUBTARGET_EXTRA_SPECS): ...this.
2654 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2655 Richard Sandiford <richard@codesourcery.com>
2656 Julian Brown <julian@codesourcery.com>
2658 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
2659 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
2660 to the configuration's default CPU.
2661 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
2662 Remove default masks.
2663 (m680[012]0-*-*): Set the default with_cpu to the first part of
2665 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
2666 (m68k*-*-linux): Extend the --with-cpu handling to...
2667 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
2668 and m68010. Don't set target_cpu_default2.
2669 * doc/install.texi: Document --with-cpu for m68k.
2670 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
2671 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
2672 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
2673 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
2674 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
2675 (ASM_SPEC): Remove use of %(asm_cpu_default).
2676 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
2677 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
2678 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
2679 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
2680 __HAVE_FPU__ if TARGET_HARD_FLOAT.
2681 (TARGET_DEFAULT): Delete.
2682 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
2683 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
2684 (CPP_CPU_SPEC): Delete.
2685 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
2686 the appropriate string.
2687 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
2688 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
2689 (ASM_SPEC): Don't use %(asm_default_spec).
2690 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
2691 TARGET_DEFAULT and add MASK_68881.
2692 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
2694 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2696 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
2697 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
2698 MASK_68010 alongside MASK_68020.
2699 * doc/invoke.texi: Document -m68010.
2700 * config/m68k/m68k.opt (m68010): New.
2701 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
2703 (TUNE_68010): New macro.
2704 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
2705 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
2706 (M68K_CPU_m68332): Add MASK_68010.
2707 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
2708 fallback definition.
2709 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
2711 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
2712 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
2713 to all entries that use MASK_68020.
2714 (output_move_simode_const, output_move_himode, output_move_qimode)
2715 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
2716 instead of TARGET_68020 to select clr behavior. Remove comment
2717 about there being no TARGET_68010.
2718 * config/m68k/m68k.md: Likewise throughout.
2720 2007-01-12 Julian Brown <julian@codesourcery.com>
2722 * config/m68k/m68k.h (TARGET_ISAB): New macro.
2723 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
2724 * config/m68k/m68k.md: Likewise.
2726 2007-01-12 Julian Brown <julian@codesourcery.com>
2728 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
2729 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
2731 2007-01-12 Julian Brown <julian@codesourcery.com>
2733 * config/m68k/m68k.h (TUNE_68040_60): New macro.
2734 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
2735 * config/m68k/m68k.md: Likewise.
2737 2007-01-12 Julian Brown <julian@codesourcery.com>
2738 Richard Sandiford <richard@codesourcery.com>
2740 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
2741 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
2742 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
2744 (TARGET_CPU32): Rename to...
2745 (TUNE_CPU32): ...this.
2746 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
2747 (TUNE_CFV2): New macros.
2748 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
2749 remove conditions that are implied by TARGET_68020.
2750 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
2751 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
2752 (m68k_output_function_epilogue): Likewise.
2753 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
2754 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
2755 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
2756 non-68000 timings. Refactor multiplication and division costs.
2757 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
2758 TUNE_CPU32 instead of TARGET_CPU32.
2759 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
2760 and TUNE_68060 instead of TARGET_68060.
2761 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
2762 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
2764 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
2765 && !TARGET_COLDFIRE" to choose between moveq and clr.
2766 Likewise in the unnamed movsf pattern.
2767 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
2768 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
2771 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2773 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
2774 of tabbing before backslashes.
2776 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2778 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
2779 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
2780 (ASM_OUTPUT_INTERNAL_LABEL): Define.
2782 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2784 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
2785 find_interesting_uses_cond.
2786 (find_interesting_uses_cond): Use extract_cond_operands.
2787 (rewrite_use_compare): Use extract_cond_operands and
2788 force_gimple_operand_bsi. Do not call update_stmt.
2789 (determine_use_iv_cost_condition): Use extract_cond_operands.
2790 Return cheaper of using original bound and changing the exit bound.
2792 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2794 PR tree-optimization/29516
2795 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
2796 most_expensive_mult_to_index, addr_to_parts,
2797 create_mem_ref, maybe_fold_tmr): Make the type of
2798 fields of TARGET_MEM_REF sizetype.
2799 (move_fixed_address_to_symbol, move_pointer_to_base):
2801 * tree.def (TARGET_MEM_REF): Add comment on types of
2804 2007-01-11 Joseph Myers <joseph@codesourcery.com>
2806 * c-common.c (vector_types_convertible_p): Treat opaque types as
2807 always convertible if they have the same size, but not otherwise.
2809 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
2811 * ifcvt.c (struct noce_if_info): Add comments to the fields.
2812 Remove the b_unconditional field.
2813 (noce_try_sign_mask): Do not look at b_unconditional.
2814 (noce_process_if_block): Do not use merge_if_blocks. Update
2815 the CFG here. Do not set b_unconditional.
2816 (cond_move_process_if_block): Likewise.
2817 (find_cond_trap): Likewise.
2818 (check_cond_move_block): Require simple jump insns at the end
2821 2007-01-11 Jan Hubicka <jh@suse.cz>
2823 PR tree-optimization/1046
2824 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
2825 when alias info is not ready.
2826 (pass_tail_recursion): Do not require aliasing.
2827 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
2828 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
2829 * tree-ssa-copy.c (pass_copy_prop): Likewise.
2830 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
2831 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
2832 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
2833 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
2835 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
2836 When aliasing is not build, mark statement as volatile.
2838 2007-01-11 Tom Tromey <tromey@redhat.com>
2840 PR preprocessor/15185, PR preprocessor/20989:
2841 * doc/cppopts.texi <-MT>: Update description of algorithm for
2842 computing default target.
2843 <-M, -MD>: Reword "basename" text.
2845 2007-01-11 Roger Sayle <roger@eyesopen.com>
2847 * builtins.c (expand_builtin_pow, expand_builtin_powi,
2848 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
2849 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2850 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
2851 fold_builtin_bswap, real_constp, fold_builtin_pow,
2852 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
2853 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
2854 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2855 * convert.c (convert_to_pointer): Likewise.
2856 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2857 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
2858 const_binop, fold_convert_const_int_from_int,
2859 fold_convert_const_int_from_real,
2860 fold_convert_const_real_from_real, sign_bit_p,
2861 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
2862 fold_sign_changed_comparison, fold_unary, fold_comparison,
2863 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
2864 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
2865 * print-tree.c (print_node_brief, print_node): Likewise.
2866 * stor-layout.c (place_field, layout_type): Likewise.
2867 * tree-chrec.c (keep_cast): Likewise.
2868 * tree.c (build_vector, build_real, build_real_from_int_cst,
2869 build_complex): Likewise.
2871 2007-01-11 Roger Sayle <roger@eyesopen.com>
2873 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
2874 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
2876 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
2878 * configure.ac (strict1_warn): Rename to strict_warn.
2879 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
2880 cc_set_by_configure, quoted_cc_set_by_configure,
2881 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
2882 all_boot_languages, all_stagestuff): Remove.
2883 (target_list): Remove bootstrap targets.
2884 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
2885 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
2886 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
2887 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
2888 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
2889 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
2890 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
2891 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
2892 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
2893 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
2894 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
2895 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
2896 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
2897 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
2898 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
2899 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
2900 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
2901 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
2902 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
2903 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
2904 (mostlyclean): Adjust.
2905 (clean, distclean): Don't mention bootstrap stuff.
2906 * configure: Regenerate.
2907 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
2908 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
2909 treelang/config-lang.in (stagestuff): Remove.
2910 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
2911 stageprofile, stagefeedback, stagestuff): Remove mention.
2913 2007-01-11 Nick Clifton <nickc@redhat.com>
2915 * config/mcore/predicates.md (mcore_general_movesrc_operand):
2917 (mcore_general_movdst_operand): Do not accept CONST_INTs.
2918 (mcore_arith_K_S_operand): Run the test for the S constraint not
2919 the test for the M constraint.
2920 (mcore_addsub_operand): Do not accept integer values that are
2921 larger than 32 bits.
2922 * config/mcore/mcore.md: Remove unused constraints from split.
2923 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
2925 (allocate_stack): Likewise.
2926 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
2927 operands to 32 bits.
2928 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
2930 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
2931 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
2932 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
2933 mcore_output_bclri, mcore_output_andn, output_inline_const,
2934 mcore_output_move, mcore_output_movedouble): Likewise.
2935 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
2936 (output_inline_const): Likewise.
2937 (output_inline_const): Fix format strings used in sprintf
2939 * config/mcore/mcore-protos.h: Update prototypes for changed
2940 functions in mcore.c.
2941 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
2942 HOST_WIDE_INT and not int.
2943 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
2944 CONST_OK_FOR_N): Likewise.
2945 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
2946 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
2949 2007-01-10 Jan Hubicka <jh@suse.cz>
2951 * tree-vrp.c (remove_range_assertions): Release defs.
2952 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
2953 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
2955 2007-01-10 Paul Brook <paul@codesourcery.com>
2957 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
2958 * config/arm/arm.md (mulsi3subsi): New insn.
2960 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
2962 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
2963 (tree_transform_and_unroll_loop): New.
2964 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
2967 2007-01-10 Robert Kennedy <jimbob@google.com>
2969 * fold-const.c (fold_comparison): Fold comparisons like (x *
2970 1000 < 0) to (x < 0).
2972 2007-01-10 Ian Lance Taylor <iant@google.com>
2974 * tree-pretty-print.c (dump_generic_node): Print parentheses when
2975 operands have the same priority.
2977 2007-01-10 Tom Tromey <tromey@redhat.com>
2979 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
2980 (fold_binary): Likewise.
2981 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
2982 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
2983 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
2984 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
2985 * langhooks.h (struct lang_hooks): Removed field
2986 'can_use_bit_fields_p'.
2988 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
2990 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
2992 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
2994 * function.c (get_last_funcdef_no): New function.
2995 * function.h (get_last_funcdef_no): Declare.
2996 * tree-inline.c (initialize_cfun): Add initialization.
2997 (tree_function_versioning): Cleanup.
2999 2007-01-10 Jan Hubicka <jh@suse.cz>
3001 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
3004 2007-01-10 Sa Liu <saliu@de.ibm.com>
3005 Ben Elliston <bje@au.ibm.com>
3007 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
3008 for SAVE_NONLOCAL and Pmode for any other save level.
3009 * spu-protos.h (spu_restore_stack_block): Declare.
3010 * spu.md (save_stack_block): Remove.
3011 (restore_stack_block): Call spu_restore_stack_block.
3012 * spu.c (spu_restore_stack_block): New function.
3013 (spu_expand_epilogue): Remove old comment.
3015 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
3017 PR tree-optimization/30322
3018 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
3019 (cand_value_at): Return the value as aff_tree.
3020 (may_eliminate_iv): Convert the bound from aff_tree to tree.
3021 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
3022 aff_combination_mult): New functions.
3023 (aff_combination_add): Use aff_combination_add_cst.
3024 (aff_combination_convert): Allow conversions to a wider type.
3025 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
3026 * tree-affine.h (aff_combination_mult): Declare.
3028 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
3030 * doc/tm.texi: Update documentation to reflect reality of exec
3031 and start file search behaviours. Update copyright year.
3032 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
3033 header file directories.
3035 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
3037 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
3038 (*cosxf2): Rename to cosxf2_i387.
3039 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
3040 using X87MODEF12 mode macro. Rename patterns to
3041 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
3043 (*cosdf2, *cossf2): Ditto.
3044 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
3045 to match extended input operands.
3046 (sincos<mode>3): New expander.
3047 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
3048 insn patterns and corresponding splitters.
3050 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
3052 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
3053 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
3055 2007-01-09 Nicolas Pitre <nico@cam.org>
3058 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
3060 2007-01-08 Geoffrey Keating <geoffk@apple.com>
3062 * target.h (struct gcc_target): New field library_rtti_comdat.
3063 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
3064 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
3065 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
3066 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
3068 2007-01-08 Geoffrey Keating <geoffk@apple.com>
3070 * doc/invoke.texi (Optimize Options): Correct description of -O0.
3072 2007-01-08 Richard Guenther <rguenther@suse.de>
3074 * tree.h (force_fit_type_double): Export.
3075 (force_fit_type): Remove.
3076 * fold-const.c (force_fit_type_double): New function.
3077 (force_fit_type): Remove.
3078 (int_const_binop): Use it.
3079 (fold_convert_const_int_from_int): Likewise.
3080 (fold_convert_const_int_from_real): Likewise.
3081 (fold_div_compare): Likewise.
3082 (fold_sign_changed_comparison): Likewise.
3083 (fold_unary): Likewise.
3084 (fold_negate_const): Likewise.
3085 (fold_abs_const): Likewise.
3086 (fold_not_const): Likewise.
3087 * c-common.c (shorten_compare): Use force_fit_type_double.
3088 * convert.c (convert_to_pointer): Likewise.
3090 2007-01-08 Richard Guenther <rguenther@suse.de>
3092 * tree.h (build_int_cst_wide_type): Export.
3093 * tree.c (build_int_cst_wide_type): New function.
3094 (build_int_cst_wide): Fix comment.
3095 * builtins.c (fold_builtin_object_size): Use build_int_cst
3096 to build -1 or 0 of the correct type. Use fit_double_type
3097 to check for overflow.
3098 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
3100 (decode_field_reference): Likewise.
3101 (all_ones_mask_p): Likewise.
3102 (native_interpret_int): Use build_int_cst_wide_type.
3103 (fold_binary): Use build_int_cst_type to build an all-ones
3105 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
3107 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
3109 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
3111 2007-01-09 Ben Elliston <bje@au.ibm.com>
3113 * genautomata.c (STATS_OPTION): New option.
3114 (stats_flag): New flag.
3115 (gen_automata_option): Handle it.
3116 (initiate_automaton_gen): Ditto.
3117 (write_automata): Output statistics only if stats_flag is
3118 set. Likewise, output time statistics only if time_flag is set.
3119 * doc/md.texi (Processor pipeline description): Document new flag.
3121 2007-01-08 Richard Guenther <rguenther@suse.de>
3123 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
3124 * tree.c (build_int_cst_type): Likewise.
3125 (size_in_bytes): Don't call force_fit_type on the result.
3126 (int_fits_type_p): Use fit_double_type.
3127 * fold-const.c (fit_double_type): New function.
3128 (force_fit_type): Use it.
3129 * tree.h (fit_double_type): Export.
3131 2007-01-08 Jan Hubicka <jh@suse.cz>
3133 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
3134 * ipa.c (function_and_variable_visibility): Fix return type.
3136 2007-01-08 Richard Guenther <rguenther@suse.de>
3138 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
3139 of offset to build the index.
3140 * tree-pretty-print.c (dump_generic_node): Don't build negated
3141 const just for printing.
3142 * c-pretty-print.c (pp_c_integer_constant): Likewise.
3143 * builtins.c (fold_builtin_int_roundingfn): Check if result
3144 fits the type by using force_fit_type and comparing the result.
3145 * predict.c (predict_loops): Use compare_tree_int for comparison.
3146 * tree.c (build_int_cst): Fall back to integer_type_node for
3148 (build_int_cst_wide): Assert type is non-null.
3150 2007-01-08 Roberto Costa <roberto.costa@st.com>
3152 * tree-vrp.c (extract_range_from_cond_expr): New.
3153 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
3154 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
3156 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
3157 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
3158 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
3159 used as expressions.
3160 * tree-object-size.c (cond_expr_object_size): New.
3161 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
3163 2007-01-08 Jan Hubicka <jh@suse.cz>
3165 * tree-ssa-forwprop.c (forward_propagate_into_cond,
3166 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
3169 2007-01-08 Richard Guenther <rguenther@suse.de>
3171 PR tree-optimization/23603
3172 * tree-vrp.c (set_value_range_to_truthvalue): New function.
3173 (extract_range_from_binary): Fall back to truthvalue instead of
3174 varying for TRUTH_*_EXPR.
3175 (extract_range_from_comparison): Fall back to truthvalue instead of
3177 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
3178 if all visited PHI values were constant.
3180 2007-01-08 Jan Hubicka <jh@suse.cz>
3182 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
3183 (cgraph_analyze_function): break out from ...
3184 (cgraph_finalize_compilation_unit): ... here.
3185 (cgraph_expand_function): Remove forgoten commented out line.
3186 (cgraph_optimize): Analyze functions.
3188 2007-01-08 Jan Hubicka <jh@suse.cz>
3190 * tree-pas.h (TODO_remove_function): New flag.
3191 (TODO_update*): Renumber.
3192 (pass_ipa_increase_alignment,
3193 pass_ipa_function_and_variable_visibility): New passes.
3194 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
3195 (cgraph_function_and_variable_visibility): Move to ipa.c
3196 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
3197 cgraph_increase_alignment.
3198 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
3199 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
3200 calling tree-inline.
3201 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
3202 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
3203 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
3204 (gate_increase_alignment): New function.
3205 (pass_ipa_increase_alignment): New pass.
3206 * ipa.c: Inline tree-pass.h and timevar.h
3207 (function_and_variable_visibility): Move here from cgraphunit.c
3208 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
3209 * passes.c (init_optimization_passes): Add the two new passes.
3210 (execute_todo): Handle cgraph_remove_functions.
3212 2007-01-08 Nick Clifton <nickc@redhat.com>
3214 * config/frv/predicates.md (reg_or_0_operand): Accept
3217 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
3219 * config/bfin/rtems.h, config/bfin/t-rtems: New.
3220 * config.gcc: Add bfin*-rtems*.
3222 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
3224 * c.opt: Add -flax-vector-conversions.
3225 * c-typeck.c (convert_for_assignment): Pass flag to
3226 vector_types_convertible_p to allow emission of note.
3227 (digest_init): Likewise.
3228 * c-opts.c: Handle -flax-vector-conversions.
3229 * c-common.c (flag_lax_vector_conversions): New.
3230 (vector_types_convertible_p): Unless -flax-vector conversions
3231 has been passed, disallow conversions between vectors with
3232 differing numbers of subparts and/or element types. If such
3233 a conversion is disallowed, possibly emit a note on the first
3234 occasion only to inform the user of -flax-vector-conversions.
3235 The new last argument specifies this.
3236 * c-common.h (flag_lax_vector_conversions): New.
3237 (vector_types_convertible_p): Add extra argument.
3238 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
3239 char_type_node for V*QI type vectors.
3240 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
3241 Update to satisfy new typechecking rules.
3242 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
3244 * doc/invoke.texi (C Dialect Options): Document
3245 -flax-vector-conversions.
3247 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
3249 PR tree-optimization/29877
3250 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
3251 a register variable on the RHS to not be replaceable.
3253 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
3254 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
3255 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
3256 const_simm15, const_pow2, const_npow2): Added.
3257 * config/score/misc.md (insv, extv, extzv, movmemsi,
3258 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
3259 * config/score/score.c (score_address_cost, score_select_cc_mode):
3261 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
3262 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
3263 Update score_print_operand.
3264 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
3265 Adjust register allocate order and update some macro define.
3266 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
3267 mdx_block_move_straight, mdx_block_move_loop_head,
3268 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
3269 mdx_block_move): Added.
3270 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
3271 mdp_limm): Updated and fix some bug and typo.
3272 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
3273 (movsf, movdf, doloop_end): Added.
3275 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
3277 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
3278 config/arm/thumb2.md: Fix comment typos.
3279 * doc/extend.texi: Fix a typo.
3281 2007-01-07 Eric Christopher <echristo@apple.com>
3283 * configure.ac: Check for __stack_chk_fail for darwin.
3284 * configure: Regenerate.
3286 2007-01-07 Richard Guenther <rguenther@suse.de>
3288 * tree-vrp.c (extract_range_from_assert): CSE calls to
3289 compare_values where possible.
3290 (extract_range_from_unary_expr): Likewise.
3292 2007-01-07 Anatoly Sokolov <aesok@post.ru>
3294 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
3295 * config/avr/avr.c (call_insn_operand): Delete function.
3296 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
3297 instead of register number. Use predicates.
3298 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
3299 call_insn_operand): Add.
3301 2007-01-06 Jan Hubicka <jh@suse.cz>
3303 * tree-pass.h (pass_build_cgraph_edges): Declare.
3304 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
3305 (visited_nodes): Remove.
3306 (cgraph_create_edges): Move to cgraphbuild.c; rename to
3307 build_cgrpah_edges; make visited_nodes local.
3308 (cgraph_process_new_functions): DO not call initialize_inline_failed.
3309 (record_references_in_initializer): Move to cgraphbuild.c
3310 (initialize_inline_failed, rebuild_cgraph_edges,
3311 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
3312 (verify_cgraph_node): Make visited_nodes local.
3313 (cgraph_analyze_function): Do not call cgraph_create_edges and
3314 initialize_inline_failed.
3315 (cgraph_expand_function): Do not call cgraph_lower_function;
3316 assert that function is already lowered.
3317 * Makefile.in (cgraphbuild.o): New.
3318 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
3319 at the end of lowering passes.
3321 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
3323 * ifcvt.c (cond_move_convert_if_block): New function, code
3324 factored out from...
3325 (cond_move_process_if_block): ...here. Call the new function
3326 on the THEN and ELSE blocks.
3327 (merge_if_block): Do not copy global_live_at_end, merge_blocks
3328 already takes care of this.
3330 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3333 * tree.h (TREE_OVERFLOW_P): New.
3334 * c-typeck.c (parser_build_unary_op): Warn only if result
3335 overflowed and operands did not.
3336 (parser_build_binary_op): Likewise.
3337 (convert_for_assignment): Remove redundant overflow_warning.
3338 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
3340 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3342 * c-typeck.c (store_init_value): Split over two lines to follow
3343 the GNU coding style.
3345 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
3347 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
3348 __GXX_EXPERIMENTAL_CXX0X__.
3349 * doc/cpp.texi: Same.
3351 2007-01-05 Richard Guenther <rguenther@suse.de>
3354 * tree.c (get_narrower): Do not construct COMPONENT_REFs
3355 with mismatched types. Instead explicitly build a
3356 conversion NOP_EXPR.
3358 2007-01-05 Ian Lance Taylor <iant@google.com>
3360 * c-common.c (decl_with_nonnull_addr_p): New function.
3361 (c_common_truthvalue_conversion): Call it.
3362 * c-typeck.c (build_binary_op): Likewise.
3363 * c-common.h (decl_with_nonnull_addr_p): Declare.
3365 2007-01-05 Jakub Jelinek <jakub@redhat.com>
3368 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
3371 2007-01-05 Joel Brobecker <brobecker@adacore.com>
3373 * doc/install.texi (Final install): Document the fact that
3374 the GNAT runtime should not be stripped.
3376 2007-01-04 Jan Hubicka <jh@suse.cz>
3378 * tree-inline.c (fold_marked_statements): Update operand caches
3379 and EH after folding
3381 2007-01-04 Ian Lance Taylor <iant@google.com>
3383 * c-common.c (check_function_nonnull): Whitespace fix.
3385 2007-01-04 Jan Hubicka <jh@suse.cz>
3387 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
3388 comitted older version of patch.
3389 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
3390 function, celanup cfg and collect garbage.
3392 2007-01-04 Mike Stump <mrs@apple.com>
3394 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
3397 2007-01-04 Eric Christopher <echristo@apple.com>
3399 * libgcc2.c (__bswapsi2): Use SItype.
3400 (__bswapdi2): Use DItype.
3401 * libgcc2.h: Update for above.
3403 2007-01-04 Paul Brook <paul@codesourcery.com>
3405 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
3406 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
3407 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
3408 umulsidi3, umulsidi3adddi, smulsi3_highpart,
3409 umulsi3_highpart): Make conditional on !arm_arch6.
3410 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
3411 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
3412 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
3413 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
3414 umulsi3_highpart_v6): New insns.
3416 2007-01-04 Roger Sayle <roger@eyesopen.com>
3418 * fold-const.c (fold_convert): When casting an expression to void,
3419 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
3420 have a type. Instead of attempting to build a NOP_EXPR, return
3421 these "special" trees directly.
3423 2007-01-04 Joseph Myers <joseph@codesourcery.com>
3425 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
3426 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
3427 rs6000_cost->fp not 0 as adjustment for outer NEG.
3429 2007-01-04 Jan Hubicka <jh@suse.cz>
3431 * cgraph.c (cgraph_release_function_body): New function.
3432 (cgraph_remove_node): Use it.
3433 * cgraph.h (cgraph_release_function_body): Declare.
3434 * cgraphunit.c (cgraph_expand_function): Use it.
3435 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
3436 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
3437 is initialized and while compilation of other function is running.
3438 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
3439 statement CFG annotations from here to ...
3440 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
3442 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
3444 * cfgloop.h (enum li_flags): Make the constants powers of two.
3446 2007-01-04 Jan Hubicka <jh@suse.cz>
3448 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
3450 (fold_marked_statements): New function.
3451 (optimize_inline_calls, tree_function_versioning): Fold new statements.
3452 * tree-inline.h (copy_body_data): Add statements_to_fold.
3454 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
3456 * config.gcc: Mention libgcc/config.host.
3457 * Makefile.in: Update comments mentioning libgcc.
3458 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
3459 (all.cross, start.encap, rest.encap, rest.cross): Update
3460 dependencies for libgcc move.
3461 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
3462 (clean-target, clean-target-libgcc): Delete.
3463 (srcdirify, GCC_EXTRA_PARTS): New macros.
3464 (libgcc-support, libgcc.mvars): New rules.
3465 (distclean): Remove mention of mklibgcc.
3466 (install): Don't reference INSTALL_LIBGCC.
3467 (install-common): Don't reference EXTRA_PARTS.
3468 (install-libgcc, install-multilib): Delete rules.
3469 * mklibgcc.in: Delete file.
3470 * doc/configfiles.texi: Don't mention mklibgcc.
3472 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
3473 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
3474 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
3475 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
3476 (mklibgcc, ldblspecs): Likewise.
3478 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
3479 (posixpre.def): Use $(T).
3480 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
3481 (SHLIB_SRC, SHLIB_INSTALL): Delete.
3482 (SHLIB_LINK): Make dummy.
3483 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
3485 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
3487 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
3488 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
3489 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
3490 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
3492 * configure.ac (all_outputs): Remove mklibgcc.
3493 * configure: Regenerated.
3495 2007-01-03 Josh Conner <jconner@apple.com>
3498 * calls.c (compute_argument_addresses): Set stack and stack_slot
3499 for partial args, too.
3500 (store_one_arg): Use locate.size.constant for the size when
3501 generating a save_area.
3503 2007-01-03 Robert Kennedy <jimbob@google.com>
3505 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
3506 whose definitions are deleted due to basic block merging.
3508 2007-01-03 Paul Brook <paul@codesourcery.com>
3511 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
3513 (use_return_insn): Return 0 for Thumb interrupt functions.
3514 (print_multi_reg): Add rfe argument for IRQ returns.
3515 (arm_output_epilogue): Pop interrupt return address directly into PC.
3516 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
3518 2007-01-03 Paul Brook <paul@codesourcery.com>
3520 Merge from sourcerygxx-4_1.
3521 * config/arm/thumb2.md: New file.
3522 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
3524 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
3525 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
3526 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
3527 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
3529 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
3530 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
3532 * config/arm/ieee754-sf.S: Ditto.
3533 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
3534 (thumb1_base_register_rtx_p): ... to this.
3535 (thumb_index_register_rtx_p): Rename...
3536 (thumb1_index_register_rtx_p): ... to this.
3537 (thumb_output_function_prologue): Rename...
3538 (thumb1_output_function_prologue): ... to this.
3539 (thumb_legitimate_address_p): Rename...
3540 (thumb1_legitimate_address_p): ... to this.
3541 (thumb_rtx_costs): Rename...
3542 (thumb1_rtx_costs): ... to this.
3543 (thumb_compute_save_reg_mask): Rename...
3544 (thumb1_compute_save_reg_mask): ... to this.
3545 (thumb_final_prescan_insn): Rename...
3546 (thumb1_final_prescan_insn): ... to this.
3547 (thumb_expand_epilogue): Rename...
3548 (thumb1_expand_epilogue): ... to this.
3549 (arm_unwind_emit_stm): Rename...
3550 (arm_unwind_emit_sequence): ... to this.
3551 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
3552 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
3553 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
3554 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
3555 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
3556 thumb2_output_casesi): New functions.
3557 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
3558 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
3559 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
3560 THUMB2_WORK_REGS): Define.
3561 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
3562 arm_condexec_mask, arm_condexec_masklen)): New variables.
3563 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
3564 (arm_override_options): Check new CPU capabilities.
3565 Set new architecture flag variables.
3566 (arm_isr_value): Handle v7m interrupt functions.
3567 (user_return_insn): Return 0 for v7m interrupt functions. Handle
3569 (const_ok_for_arm): Handle Thumb-2 constants.
3570 (arm_gen_constant): Ditto. Use movw when available.
3571 (arm_function_ok_for_sibcall): Return false for v7m interrupt
3573 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
3574 (thumb_find_work_register, arm_load_pic_register,
3575 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
3576 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
3577 print_multi_reg, output_mov_long_double_fpa_from_arm,
3578 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
3579 output_mov_double_fpa_from_arm, output_move_double,
3580 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
3581 output_return_instruction, arm_output_function_prologue,
3582 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
3583 arm_output_mi_thunk, thumb_set_return_address): Ditto.
3584 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
3585 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
3586 (arithmetic_instr, shift_op): Use arm_shift_nmem.
3587 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
3589 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
3590 (thumb_expand_prologue): Use thumb_set_frame_pointer.
3591 (arm_file_start): Output directive for unified syntax.
3592 (arm_unwind_emit_set): Handle stack alignment instruction.
3593 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
3594 Add v6t2, v7, v7a, v7r and v7m.
3595 (RETLDM): Add Thumb-2 code.
3596 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
3597 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
3598 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
3599 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
3600 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
3601 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
3602 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
3603 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
3604 ADJUST_INSN_LENGTH): Define.
3605 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
3606 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
3607 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
3608 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
3609 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
3610 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
3611 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
3612 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
3613 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
3614 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
3615 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
3616 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
3617 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
3618 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
3619 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
3620 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
3621 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
3623 * config/arm/arm-tune.md: Regenerate.
3624 * config/arm/arm-protos.h: Update prototypes.
3625 * config/arm/vfp.md: Enable patterns for Thumb-2.
3626 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
3627 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
3628 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
3629 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
3630 * config/arm/libunwind.S: Add Thumb-2 code.
3631 * config/arm/constraints.md: Update include Thumb-2.
3632 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
3633 * config/arm/ieee754-df.S: Ditto.
3634 * config/arm/bpabi.S: Ditto.
3635 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
3636 * config/arm/predicates.md (low_register_operand,
3637 low_reg_or_int_operand, thumb_16bit_operator): New.
3638 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
3639 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
3640 * config/arm/t-arm-elf: Add armv7 multilib.
3641 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
3643 (UNSPEC_STACK_ALIGN, ce_count): New.
3644 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
3645 arm_zero_extendsidi2, arm_zero_extendqidi2): New
3647 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
3648 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
3649 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
3650 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
3651 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
3652 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
3654 * doc/extend.texi: Document ARMv7-M interrupt functions.
3655 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
3657 2007-01-03 Jakub Jelinek <jakub@redhat.com>
3659 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
3660 (struct _Unwind_Context): Rename args_size to flags, remove
3661 signal_frame field, add a new args_size field and version field.
3662 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
3663 _Unwind_IsExtendedContext): New inline functions.
3664 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
3665 Assume by_value array is only present if _Unwind_IsExtendedContext.
3666 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
3667 _Unwind_IsSignalFrame.
3668 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
3669 (uw_update_context_1): Use _Unwind_SetSignalFrame.
3670 (uw_init_context_1): Initialize context->flags to
3671 EXTENDED_CONTEXT_BIT.
3672 * config/rs6000/linux-unwind.h (frob_update_context): Use
3673 _Unwind_SetSignalFrame.
3675 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3678 * gimplify.c (gimplify_modify_expr_complex_part): Move below
3679 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
3682 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
3684 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
3685 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
3686 RET, AT_SP): Remove.
3687 * config/i386/i386.md (*sse_prologue_save_insn): Use return
3690 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3691 * cfgbuild.c (find_basic_blocks): Likewise.
3692 * cfgrtl.c (rtl_create_basic_block): Likewise.
3693 * function.c (temp_slots_at_level): Likewise.
3694 * reg-stack.c (stack_regs_mentioned): Likewise.
3695 * regclass.c (allocate_reg_info): Likewise.
3696 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3697 set_bb_for_stmt, move_block_to_fn): Likewise.
3698 * tree-complex.c (tree_lower_complex): Likewise.
3699 * vec.h (VEC_safe_grow_cleared): New.
3701 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
3703 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
3705 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
3706 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
3708 * cfgloopmanip.c (scale_loop_frequencies): Export.
3709 (loopify): Scale the frequencies by prescribed coefficients.
3710 (set_zero_probability): New function.
3711 (duplicate_loop_to_header_edge): Improve updating of frequencies.
3712 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
3713 and frequencies according to arguments.
3714 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
3716 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
3717 * modulo-sched.c (sms_schedule): Set probabilities for entering
3718 versioned loop correctly.
3719 * tree-vect-transform.c (vect_transform_loop): Ditto.
3720 * cfgloop.h (loopify, loop_version): Declaration changed.
3721 (scale_loop_frequencies): Declared.
3723 2007-01-02 Jan Hubicka <jh@suse.cz>
3725 * cgraph.c: Include tree-flow.h
3726 (cgraph_add_new-function): Handle IPA_SSA mode; execute
3728 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
3729 * tree-pass.h (pass_all_early_optimizations): Declare.
3730 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
3732 (cgraph_analyze_function): Do early_local_passes.
3733 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
3734 Do not add referenced vars.
3735 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
3737 (gate_all_early_local_passes): New gate.
3738 (pass_early_local_passes): Use new gate.
3739 (execute_early_local_optimizations): New functions.
3740 (gate_all_early_optimizations): New gate.
3741 (pass_all_early_optimizations): New pass.
3742 (execute_free_datastructures): Free SSA only when initialized.
3743 (gate_init_datastructures): Init only when optimizing.
3744 (tree_lowering_passes): Do early local passes when called late.
3745 * tree-profile.c (do_tree_profiling): Don't profile functions added
3747 (do_early_tree_profiling, pass_early_tree_profile): Kill.
3748 * tree-cfg.c (update_modified_stmts): Do not update when operands are
3750 * passes.c (init_optimizations_passes): Reorder so we go into SSA
3751 during early_local_passes.
3752 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
3755 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
3757 * Makefile.in: Update copyright year.
3759 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
3761 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
3762 in $(lang_checks) and check-consistency targets.
3764 2007-01-02 Jan Hubicka <jh@suse.cz>
3766 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
3767 Do not add referenced vars.
3768 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
3770 * passes.c (init_optimization_passes): Put mudflap_2 after
3771 free_datastructures.
3773 2007-01-02 Jan Hubicka <jh@suse.cz>
3775 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
3776 Set NOTHROW flag on call statements proved to be nothrow.
3777 Update statement of local calls so new pure/const functions are
3778 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
3780 (tree_rest_of_compilation): Register hooks and initialize bitmap
3781 early. Do not set after_inlining flag.
3783 2007-01-02 Steve Ellcey <sje@cup.hp.com>
3785 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
3786 HOST_BITS_PER_LONGLONG
3788 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3791 * c-typeck.c (store_init_value): Don't emit pedantic overflow
3792 warning for non-static initializers.
3794 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
3796 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
3797 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
3798 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
3799 Always use set_unique_reg_note to add REG_EQUAL notes.
3801 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3804 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3806 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3807 * cfgbuild.c (find_basic_blocks): Likewise.
3808 * cfgrtl.c (rtl_create_basic_block): Likewise.
3809 * function.c (temp_slots_at_level): Likewise.
3810 * reg-stack.c (stack_regs_mentioned): Likewise.
3811 * regclass.c (allocate_reg_info): Likewise.
3812 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3813 set_bb_for_stmt, move_block_to_fn): Likewise.
3814 * tree-complex.c (tree_lower_complex): Likewise.
3815 * vec.h (VEC_safe_grow_cleared): New.
3817 2007-01-02 Ian Lance Taylor <iant@google.com>
3819 * c-common.c (c_common_truthvalue_conversion): When warning about
3820 using an assignment as a truth value, set TREE_NO_WARNING.
3822 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3825 * c.opt (Wold-style-declaration): New.
3826 * doc/invoke.texi (C-only Warning Options): New.
3827 (Wold-style-declaration): Document it.
3828 (Wextra): Enabled by -Wextra.
3829 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3830 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
3831 -Wold-style-declaration.
3833 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3835 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3836 * cfgbuild.c (find_basic_blocks): Likewise.
3837 * cfgrtl.c (rtl_create_basic_block): Likewise.
3838 * function.c (temp_slots_at_level): Likewise.
3839 * reg-stack.c (stack_regs_mentioned): Likewise.
3840 * regclass.c (allocate_reg_info): Likewise.
3841 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3842 set_bb_for_stmt, move_block_to_fn): Likewise.
3843 * tree-complex.c (tree_lower_complex): Likewise.
3844 * vec.h (VEC_safe_grow_cleared): New.
3846 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
3848 * c-common.c (c_common_nodes_and_builtins): Since variants of
3849 void_type_node get built before it is given a name, we need to
3850 give those variants the name, too.
3851 (complete_array_type): We need to work with the canonical main
3852 type of the array, from which we will build the qualified version.
3853 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
3854 * print-tree.c (print_node): Display canonical type information
3856 * stor-layout.c (layout_type): When we don't know the
3857 alignment of a type for which we're building an array, we end up
3858 guessing wrong, so make the type require structural equality.
3859 * tree.c (make_node_stat): When we build a new type, it is its
3861 (build_type_attribute_qual_variant): When building an attribute
3862 variant, its canonical type is the non-attribute variant. However,
3863 if the attributes are target-dependent and they differ, we need to
3864 use structural equality checks for this type.
3865 (build_qualified_type): A qualified type is not equivalent to its
3866 unqualified variant; set the canonical type appropriately.
3867 (build_distinct_type_copy): When building a distinct type from
3868 another type, the new type is its own canonical type.
3869 (build_variant_type_copy): When building a new type variant, we
3870 assume that it is equivalent to the original type.
3871 (build_pointer_type_for_mode): When building a pointer type, also
3872 build a canonical type pointer.
3873 (build_reference_type_for_mode): When building a reference type,
3874 also build a canonical type reference.
3875 (build_index_type): When we can't hash an index type (e.g.,
3876 because its maximum value is negative), the index type requires
3877 structural equality tests.
3878 (build_array_type): Build the canonical form of an array type.
3879 (build_function_type): Function types require structural equality,
3880 because they contain default arguments, attributes, etc.
3881 (build_method_type_directly): Ditto for method types.
3882 (build_offset_type): Build the canonical offset type.
3883 (build_complex_type): Build the canonical vector type.
3884 (make_vector_type): Build the canonical vector type.
3885 * tree.h (TYPE_CANONICAL): New.
3886 (TYPE_STRUCTURAL_EQUALITY_P): New.
3887 (SET_TYPE_STRUCTURAL_EQUALITY): New.
3888 (struct tree_type): Added "canonical" field.
3889 * params.h (VERIFY_CANONICAL_TYPES): New.
3890 * doc/c-tree.texi (TYPE_CANONICAL): Document.
3891 (TYPE_STRUCTURAL_EQUALITY_P): Document.
3892 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
3893 * doc/invoke.texi (verify-canonical-types): Document --param
3894 parameter for verifying canonical types.
3896 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3898 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
3899 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
3900 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
3901 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
3903 * config/rs6000/e500.h: New.
3904 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
3905 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
3907 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
3908 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
3909 TARGET_E500_DOUBLE): Remove.
3910 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
3911 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
3912 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
3913 * config/rs6000/rs6000.c (rs6000_override_options): Use
3916 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3918 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
3919 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
3920 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
3921 rs6000_emit_cmove): Don't check TARGET_E500.
3922 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
3923 sordered): Don't check TARGET_E500.
3925 2007-01-01 Eric Christopher <echristo@apple.com>
3927 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
3928 HARD_REGISTER_NUM_P.
3930 2007-01-01 Roger Sayle <roger@eyesopen.com>
3932 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
3933 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
3934 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
3937 2007-01-01 Mike Stump <mrs@apple.com>
3939 * configure.ac: Remove support for building with Apple's gcc-3.1.
3941 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3944 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
3945 REG is a hard register. Do not modify REG before calling
3947 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
3948 multiple of the size of YMODE for certain lowpart cases.
3950 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3953 * gimplify (voidify_wrapper_expr): Update for
3956 2007-01-01 Andreas Schwab <schwab@suse.de>
3959 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
3960 save of BR0 in extra_spill_size instead of spill_size.
3961 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
3963 (ia64_expand_epilogue): Restore BR0 from its new location.
3965 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3967 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
3968 Use a temporary variable if the left hand side is not a gimple
3971 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3973 * gimplify.c (gimplify_return_expr): Make the temporary variable
3974 for the return expression, a gimple register variable.
3976 2007-01-01 Jan Hubicka <jh@suse.cz>
3978 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
3981 2007-01-01 Mike Stump <mrs@apple.com>
3983 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
3985 * config/darwin.c (machopic_select_rtx_section): Use
3987 (darwin_mergeable_constant_section): Likewise.
3988 * configure: Regenerate.
3989 * config.in: Regenerate.
3991 2007-01-01 Jan Hubicka <jh@suse.cz>
3992 Andrew Pinski <pinskia@gmail.com>
3994 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
3995 before starting IPA passes.