1 2007-02-05 Roger Sayle <roger@eyesopen.com>
3 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
5 (alpha_init_builtins): Use alpha_add_builtins to process tables.
7 2007-02-05 Roger Sayle <roger@eyesopen.com>
9 * mips-tfile.c (initialize_init_file): Correct endianness test.
11 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
13 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
16 2007-02-05 Richard Sandiford <richard@codesourcery.com>
18 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19 saves in a PARALLEL before the register assignments.
21 2007-02-05 Richard Sandiford <richard@codesourcery.com>
23 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24 DWARF_FRAME_RETURN_COLUMN to be a general register.
25 * dwarf2out.c (init_return_column_size): New function, split from...
26 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
28 to be nongeneral registers.
29 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
31 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
32 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
34 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
36 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
38 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
40 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
41 (remove_path): Use can_remove_branch_p and remove_branch instead
42 of loop_delete_branch_edge.
43 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
44 (tree_transform_and_unroll_loop): Remove dead branches immediately.
45 Update profile using scale_dominated_blocks_in_loop.
46 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
47 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
48 (can_remove_branch_p, remove_branch): Declare.
49 * tree-cfg.c (tree_can_remove_branch_p): New function.
50 (tree_cfg_hooks): Add tree_can_remove_branch_p.
51 * cfgrtl.c (rtl_can_remove_branch_p): New function.
52 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
54 2007-02-05 Jan Hubicka <jh@suse.cz>
57 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
58 nodes in cgraph, don't remove offline copy of the function.
60 2007-02-04 Jan Hubicka <jh@suse.cz>
62 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
63 vectors might cause maybe_lookup_element_for_expr to be called
66 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
68 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
69 config/bfin/bfin.md, config/bfin/predicates.md: Follow
72 2007-02-04 Richard Guenther <rguenther@suse.de>
75 * fold-const.c (try_move_mult_to_index): Make sure to not
76 overflow one dimension of a multi-dimensional array access.
78 2007-02-04 Jan Hubicka <jh@suse.cz>
80 * passes.c (init_optimization_passes): Reindent.
82 2007-02-04 Jan Hubicka <jh@suse.cz>
83 Eric Botcazou <ebotcazou@adacore.com>
85 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
86 (execute_fixup_cfg): Break out the abnormal goto code.
87 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
88 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
89 (optimize_inline_calls): Call make_nonlocal_label_edges.
91 2007-02-04 Jan Hubicka <jh@suse.cz>
93 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
94 true when something was changed.
95 (rename_ssa_copies): When something was changed, do
96 TODO_remove_unused_locals.
97 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
98 add TODO_remove_unused_locals when instruction was removed.
100 2007-02-04 Jan Hubicka <jh@suse.cz>
102 * ipa-inline.c (try_inline): Improve debug output; work on already
104 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
105 call try_inline for already inlined edges too when flattening;
106 inline also functions that make callee growth but overall unit size
109 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
111 * config/m32c/bitops.md, config/m32c/jump.md,
112 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
113 config/m32r/m32r.h, config/m32r/m32r.md,
114 config/m32r/predicates.md, config/m68hc11/larith.asm,
115 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
116 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
117 config/mips/mips-protos.h, config/mips/mips.c,
118 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
119 config/mn10300/mn10300.h, config/mn10300/predicates.md,
120 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
121 spelling conventions.
123 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
124 Follow spelling conventions.
126 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
128 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
129 warn about C++0x compatibility.
131 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
133 * config/h8300/h8300.c, config/h8300/h8300.h,
134 config/h8300/h8300.md: Follow spelling conventions.
136 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
139 * combine.c (try_combine): Do not substitute source operand
140 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
142 2007-02-03 Jan Hubicka <jh@suse.cz>
144 PR gcov-profile/30650
145 * value-prof.c (stringop_block_profile): Fix handling of size counter;
146 do not divide by zero for never executed counters.
147 (tree_find_values_to_profile): Fix counters.
148 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
150 2007-02-03 Ian Lance Taylor <iant@google.com>
152 * lower-subreg.c (simple_move_operand): New static function,
153 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
155 (simple_move): Call simple_move_operand.
156 (find_decomposable_subregs): Add special handling of MEMs.
157 (can_decompose_p): Rename from cannot_decompose_p. Reverse
158 meaning of return value. If we see a hard register, test whether
159 it can store a word_mode value. Change all callers.
161 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
163 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
164 ftrapv insns and expanders.
165 (subdi3): Change define_expand operand 1 to arith11_operand, and
166 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
167 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
168 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
172 * varasm.c (notice_global_symbol): Treat global objects as weak when
175 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
177 * emit-rtl.c (dconstpi): Delete.
179 (init_emit_once): Delete dconstpi and init dconstsqrt2.
180 * real.h (dconstpi): Delete.
182 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
183 (fold_builtin_hypot): Likewise.
185 2007-02-03 Tom Tromey <tromey@redhat.com>
188 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
189 -gcoff3, -gxcoff3, -gvms3 implies -dD.
191 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
193 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
194 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
195 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
196 config/rs6000/cell.md, config/rs6000/darwin.h,
197 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
198 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
199 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
200 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
201 typos. Follow spelling conventions.
202 * doc/invoke.texi: Follow spelling conventions.
204 2007-02-03 Roger Sayle <roger@eyesopen.com>
206 * simplify-rtx.c (simplify_relational_operation_1): Implement some
207 canonicalization transformations that attempt to simplify integer
208 constant comparisons to become comparisons against zero.
210 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
212 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
214 * fold-const.c (fold_binary): Fix comment typos. Fold complex
215 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
217 2007-02-02 Mike Stump <mrs@apple.com>
219 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
220 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
221 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
222 generate a branch island.
224 2007-02-02 Bob Wilson <bob.wilson@acm.org>
226 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
227 (xtensa_legitimate_address_p): New.
228 (xtensa_legitimize_address): New.
229 (xtensa_output_addr_const_extra): New.
230 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
232 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
233 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
234 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
235 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
236 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
237 (xtensa_legitimize_address): New.
238 (xtensa_output_addr_const_extra): New.
240 2007-02-02 Steve Ellcey <sje@cup.hp.com>
242 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
244 2007-02-02 Ian Lance Taylor <iant@google.com>
246 * expmed.c (expand_divmod): Add comment.
248 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
250 * emit-rtl.c (renumber_insns): Remove.
251 * flags.h: Remove the extern for flag_renumber_insns.
252 * rtl.h: Remove the prototype for renumber_insns.
253 * toplev.c (flag_renumber_insns): Remove.
255 2007-02-02 Hui-May Chang <hm.chang@apple.com>
257 Revert for x86 darwin:
258 2005-06-19 Uros Bizjak <uros@kss-loka.si>
260 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
261 code before the following patch under TARGET_MACHO.
262 (ix86_function_value_regno_p): Likewise.
264 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
266 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
269 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
272 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
273 general or fp registers. Add comments.
274 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
276 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
278 * pointer-set.c (insert_aux): Only return insertion slot.
279 (pointer_set_insert): Adjust.
280 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
281 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
282 pointer_map_traverse): New.
283 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
284 pointer_map_create, pointer_map_destroy, pointer_map_insert,
285 pointer_map_contains, pointer_map_traverse): Declare.
287 2007-02-02 Jakub Jelinek <jakub@redhat.com>
290 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
291 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
293 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
295 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
297 (struct _dep): New type.
298 (dep_t): New typedef.
299 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
300 (DEP_STATUS): New access macro. The macro with the same name was
301 renamed to DEP_LINK_STATUS.
302 (dep_init): Declare function
304 (struct _dep_link): New type.
305 (dep_link_t): New typedef.
306 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
307 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
308 (DEP_LINK_STATUS): New macro.
309 (debug_dep_links): New debug function.
311 (struct _deps_list): New type.
312 (deps_list_t): New typedef.
313 (DEPS_LIST_FIRST): New access macro.
314 (FOR_EACH_DEP_LINK): New cycle macro.
315 (create_deps_list, free_deps_list, delete_deps_list): Declare
317 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
318 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
319 (copy_deps_list_change_con): Ditto.
321 (move_dep_link): Declare function.
323 (struct _dep_node): New type.
324 (dep_node_t): New typedef.
325 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
327 (struct haifa_insn_data.back_deps): New field to hold backward
328 dependencies of the insn.
329 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
331 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
332 Change its type to deps_list_t.
333 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
334 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
335 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
337 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
339 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
341 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
345 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
346 (ds_to_dk, dk_to_ds): New functions.
348 (init_dep_1): New static function.
349 (init_dep): New function.
350 (copy_dep): New static function.
352 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
354 (detach_dep_link): New static function.
355 (move_dep_link): New function.
357 (dep_links_consistent_p, dump_dep_links): New static functions.
358 (debug_dep_links): New debugging function.
360 (deps_obstack, dl_obstack, dn_obstack): New static variables.
362 (alloc_deps_list, init_deps_list): New static functions.
363 (create_deps_list): New function.
364 (clear_deps_list): New static function.
365 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
366 (deps_list_consistent_p, dump_deps_list): New static functions.
367 (debug_deps_list): New function.
368 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
370 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
372 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
373 use new scheduler dependencies lists.
374 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
375 (sched_analyze): Ditto. Initialize dependencies lists.
376 (add_forw_dep, compute_forward_dependences): Update to use new
377 scheduler dependencies lists.
379 (init_dependency_caches): Init deps_obstack.
380 (free_dependency_caches): Free deps_obstack.
382 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
383 new scheduler dependencies lists.
384 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
385 (add_back_forw_dep, delete_back_forw_dep): Ditto.
387 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
388 Update to use new scheduler dependencies lists.
389 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
390 (debug_dependencies): Ditto.
391 (schedule_region): Update comments.
393 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
394 scheduler dependencies lists.
395 (schedule_ebb): Update comments.
397 * rtl.def (DEPS_LIST): Remove.
399 * lists.c (unused_deps_list): Remove.
400 (free_list): Update assertions.
402 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
403 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
405 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
406 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
408 * haifa-sched.c (comments): Update.
409 (insn_cost1): Remove. Inline the code into insn_cost ().
410 (insn_cost): Update to use new scheduler dependencies lists. Move
411 processing of the dependency cost to dep_cost ().
412 (dep_cost): New function. Use it instead of insn_cost () when
413 evaluating cost of the dependency. Use compatible interface to
414 interact with the target.
415 (priority): Update to use new scheduler dependencies lists.
416 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
417 with greater number of insns that depend on the insn.
418 (schedule_insn): Update to use new scheduler dependencies lists. Add
419 code to free backward dependencies lists. Inline and optimize code
420 from resolve_dep () - see PR28071.
421 (ok_for_early_queue_removal): Update to use new scheduler dependencies
422 lists. Update call to targetm.sched.is_costly_dependence hook.
424 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
425 scheduler dependencies lists.
427 (resolve_dep): Remove. Move the logic to schedule_insn ().
428 (init_h_i_d): Initialize dependencies lists.
430 (process_insn_depend_be_in_spec): Rename to
431 process_insn_forw_deps_be_in_spec. Update to use new scheduler
433 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
434 Update to use new scheduler dependencies lists.
435 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
437 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
438 new scheduler dependencies lists.
439 (build_intra_loop_deps): Ditto.
441 * target.h (struct _dep): Declare to use in
442 gcc_target.sched.is_costly_dependence.
443 (struct gcc_target.sched.adjust_cost): Fix typo.
444 (struct gcc_target.sched.is_costly_dependence): Change signature to use
445 single dep_t parameter instead of an equivalent triad.
446 (struct gcc_target.sched.adjust_cost_2): Remove.
448 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
450 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
452 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
454 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
456 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
457 (REG_DEP_TRUE): Document.
459 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
460 Change signature to correspond to the targetm.sched.adjust_cost hook.
461 Update use in TARGET_SCHED_ADJUST_COST_2.
462 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
463 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
464 new scheduler dependencies lists.
465 (ia64_gen_check): Ditto.
467 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
470 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
471 signature to correspond to the targetm.sched.is_costly_dependence hook.
472 (is_costly_group): Update to use new scheduler dependencies lists.
474 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
475 instead of INSN_COST () macro.
477 2007-02-01 Ian Lance Taylor <iant@google.com>
479 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
481 2007-02-01 Guy Martin <gmsoft@gentoo.org>
483 * pa.md (tp_load): Correct mfctl instruction syntax.
485 2007-02-01 Geoffrey Keating <geoffk@apple.com>
487 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
488 altivec_padding_size calculation on AIX. Improve comment, add
489 assert to verify that it's right.
491 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
494 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
497 * global.c (global_alloc): Add mising initialization of
500 2007-02-01 Roger Sayle <roger@eyesopen.com>
502 * alias.c (init_alias_analysis): Correct whitespace.
503 * bb-reorder.c (fix_edges_for_rarely_executed_code,
504 partition_hot_cold_basic_blocks): Likewise.
505 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
506 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
507 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
508 fold_builtin_snprintf_chk, fold_builtin_printf,
509 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
510 do_mpfr_arg3, do_mpfr_sincos): Likewise.
511 * cfgcleanup.c (cleanup_cfg): Likewise.
512 * cfgexpand.c (tree_expand_cfg): Likewise.
513 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
514 * function.c (get_next_funcdef_no): Likewise.
515 * gengtype.c (main): Likewise.
516 * genmodes.c (main): Likewise.
517 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
518 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
519 * ifcvt.c (noce_emit_move_insn): Likewise.
520 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
522 * stor-layout.c (get_best_mode): Likewise.
523 * tree-ssa-loop-niter.c (get_val_for): Likewise.
524 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
525 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
526 perform_var_substitution, solve_graph): Likewise.
527 * tree-vrp.c (vrp_finalize): Likewise.
529 2007-02-01 Ian Lance Taylor <iant@google.com>
531 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
532 high part of a paradoxical subreg, return a constant zero.
534 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
536 * toplev.c (lang_dependent_init): Call init_set_costs.
537 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
539 2007-02-01 Richard Guenther <rguenther@suse.de>
542 * fold-const.c (fold_negate_expr): Allow negating a
543 constant if overflow does not change.
545 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
547 * doc/c-tree.texi (Expression trees): Improve markup.
548 * doc/tm.texi (Register Classes, Addressing Modes)
549 (Floating Point): Fix spacing after abbreviations. Fix some
552 2007-02-01 Ben Elliston <bje@au.ibm.com>
554 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
555 * doc/contrib.texi: Likewise.
556 * doc/install.texi: Likewise.
558 2007-01-31 Richard Henderson <rth@redhat.com>
559 Ian Lance Taylor <iant@google.com>
561 * lower-subreg.c: New file.
562 * rtl.def (CONCATN): Define.
563 * passes.c (init_optimization_passes): Add pass_lower_subreg and
565 * emit-rtl.c (update_reg_offset): New static function, broken out
566 of gen_rtx_REG_offset.
567 (gen_rtx_REG_offset): Call update_reg_offset.
568 (gen_reg_rtx_offset): New function.
569 * regclass.c: Revert patch of 2006-03-05, restoring
571 (clear_reg_info_regno): New function.
572 * dwarf2out.c (concatn_loc_descriptor): New static function.
573 (loc_descriptor): Handle CONCATN.
574 * common.opt (fsplit_wide_types): New option.
575 * opts.c (decode_options): Set flag_split_wide_types when
577 * timevar.def (TV_LOWER_SUBREG): Define.
578 * rtl.h (gen_reg_rtx_offset): Declare.
579 (reg_scan_update): Declare.
580 * regs.h (clear_reg_info_regno): Declare.
581 * tree-pass.h (pass_lower_subreg): Declare.
582 (pass_lower_subreg2): Declare.
583 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
584 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
586 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
587 * Makefile.in (OBJS-common): Add lower-subreg.o.
588 (lower-subreg.o): New target.
590 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
592 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
594 2007-01-31 Anatoly Sokolov <aesok@post.ru>
597 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
599 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
602 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
604 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
606 * cfgloop.h: Include vec-prim.h.
607 (enum li_flags): Remove LI_ONLY_OLD.
608 (loop_iterator): Changed.
609 (fel_next, fel_init): Iterate over loop tree.
610 (FOR_EACH_LOOP_BREAK): New macro.
611 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
613 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
614 * modulo-sched.c (sms_schedule): Ditto.
615 * tree-vectorizer.c (vectorize_loops): Ditto.
616 * doc/loop.texi: Update information on loop numbering and behavior of
617 FOR_EACH_LOOP wrto new loops.
618 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
619 add_to_evolution_1): Test nestedness of loops instead of comparing
621 * tree-chrec.c (chrec_fold_plus_poly_poly,
622 chrec_fold_multiply_poly_poly, chrec_evaluate,
623 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
624 reset_evolution_in_loop): Ditto.
625 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
627 2007-01-31 Dirk Mueller <dmueller@suse.de>
629 * c-common.c (warn_about_parentheses): Separate warning about
630 un-parenthized sequence of comparison operators from the one
631 which is supposed to warn about x <= y <= z.
633 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
635 * optabs.h (enum optab_index): Add new OTI_isinf.
636 (isinf_optab): Define corresponding macro.
637 * optabs.c (init_optabs): Initialize isinf_optab.
638 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
640 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
641 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
643 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
644 expand_builtin_interclass_mathfn.
645 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
646 * config/i386/i386.md (UNSPEC_FXAM): New constant.
647 (fxam<mode>2_i387): New insn pattern.
648 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
649 built-in functions as x87 inline asm.
651 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
653 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
655 2007-01-30 Eric Christopher <echristo@apple.com>
657 * config.gcc: Add geode.
659 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
661 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
662 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
663 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
664 value-prof.c: Fix comment typos.
666 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
669 * doc/invoke.texi (Wpointer-arith): Document warning.
671 2007-01-30 Janis Johnson
673 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
674 the list of discrepancies from the draft TR.
676 2007-01-30 Dirk Mueller <dmueller@suse.de>
679 * doc/invoke.texi (-Wreturn-type): Update description to
682 2007-01-30 Richard Sandiford <richard@codesourcery.com>
684 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
686 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
688 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
689 to handle optabs that operate on floating point input argument and
690 output to integer output.
691 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
692 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
693 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
694 expand_builtin_interclass_mathfn ().
695 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
697 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
698 ilogbl built-in functions as x87 intrinsics.
700 2007-01-30 Richard Guenther <rguenther@suse.de>
703 * dwarf2out.c (reference_to_unused): Query varpool if the
706 2007-01-30 Richard Guenther <rguenther@suse.de>
709 * passes.c (execute_one_pass): Reset in_gimple_form to not
710 confuse non-unit-at-a-time mode.
712 2007-01-29 Roger Sayle <roger@eyesopen.com>
713 Richard Guenther <rguenther@suse.de>
715 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
716 avoid undefined behaviour on overflow. Use force_fit_type_double
717 to construct the constant with the specified TREE_OVERFLOW.
719 2007-01-29 Janis Johnson <janis187@us.ibm.com>
721 * config/dfp-bit.c: Add parameterized support for fp exceptions.
722 * config/dfp-bit.h: Ditto.
724 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
726 * c-decl.c (pop_scope): Replace warnings with call to
727 warn_for_unused_label.
728 * c-common.h (warn_for_unused_label): Declare.
729 * c-common.c (warn_for_unused_label): Define.
731 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
733 * tree-optimize.c (update_inlined_to_pointers): Delete unused
736 2007-01-29 Janis Johnson <janis187@us.ibm.com>
738 * Makefile.in (USER_H): Remove decfloat.h.
739 * ginclude/decfloat.h: Delete, moving contents to ...
740 * ginclude/float.h: Add support for decimal floating point,
741 guarded by __STDC_WANT_DEC_FP__.
743 2007-01-29 Mike Stump <mrs@apple.com>
745 * doc/gccint.texi (Top): Rename Loop Representation to Loop
746 Analysis and Representation to resolve case insensitive conflict.
747 * doc/loop.texi (Loop Analysis and Representation): Likewise.
749 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
751 * tree.h (struct tree_memory_tag): Add aliases member.
752 (MTAG_ALIASES): New macro.
753 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
754 (add_may_alias): Remove pointer-set. Update for may_aliases being
756 (mark_aliases_call_clobbered): Update for may_aliases being a
758 (compute_tag_properties): Ditto.
759 (create_partition_for): Ditto.
760 (compute_memory_partitions): Ditto.
761 (dump_may_aliases_for): Ditto.
762 (is_aliased_with): Ditto.
763 (add_may_alias_for_new_tag): Ditto.
764 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
765 (compute_is_aliased): New function.
766 (compute_may_aliases): Call compute_is_aliased).
767 (init_alias_info): Initialize alias_bitmap_obstack.
768 (union_alias_set_into): New function.
769 (compute_flow_sensitive_aliasing): Use union_aliases_into.
770 (have_common_aliases_p): Rewrite to take two bitmaps and use
772 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
774 (finalize_ref_all_pointers): Update for add_may_alias changes.
775 (new_type_alias): Ditto.
776 * tree-flow-inline.h (may_aliases): Return a bitmap.
777 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
778 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
779 may_aliases being a bitmap.
780 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
781 may_aliases now returns a bitmap.
782 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
784 * tree-ssa-operands.c (add_virtual_operand): Update for
785 may_aliases being a bitmap.
787 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
789 PR tree-optimization/30630
790 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
793 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
796 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
797 expanded only once even if an error occurs.
799 2007-01-29 Ben Elliston <bje@au.ibm.com>
801 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
802 (__gcov_average_profiler): Likewise.
803 (__gcov_ior_profiler): Likewise.
804 (__gcov_merge_ior): Likewise.
806 2007-01-28 Jan Hubicka <jh@suse.cz>
808 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
809 * value-prof.c (stringop_block_profile): Likewise.
811 2007-01-28 Jan Hubicka <jh@suse.cz>
813 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
814 variant handling histograms; add wrapper.
815 (clear_storage_via_libcall): Export.
816 (emit_block_move_hints): Break out from ...; add histograms.
817 (emit_block_move): ... this one.
818 (clear_storage_hints): Break out from ...; add histograms.
819 (clear_storage): ... this one.
820 (set_storage_via_memset): Handle histogram.
821 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
822 (clear_storage_hints, clear_storage_via_libcall): Declare.
823 (set_storage_via_setmem): Update prototype.
824 * doc/md.texi (movmem, setmem): Document new arguments.
826 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
828 (stringop_block_profile): New global function.
829 (tree_stringops_values_to_profile): Profile block size and alignment.
830 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
832 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
833 (stringop_block_profile): Declare.
834 * builtins.c: Include value-prof.h.
835 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
836 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
837 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
838 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
839 * profile.c (instrument_values): Add new counters.
840 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
842 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
843 (tree_init_edge_profiler): Build new profilers.
844 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
845 (pass_tree_profile): Add dump.
846 (tree_profile_hooks): Update.
847 * Makefile.in (LIBGCOV): Add new constants.
848 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
849 __gcov_ior_profiler): New.
850 * i386.md (movmem/setmem expanders): Add new optional arguments.
852 2007-01-28 David Edelsohn <edelsohn@gnu.org>
854 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
856 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
858 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
859 (tree_unswitch_single_loop): Pass eni_size_weights to
861 * tree-ssa-loop-manip.c: Include tree-inline.h.
862 (can_unroll_loop_p): Pass eni_size_weights to
864 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
865 Pass eni_size_weights to estimate_num_insns.
866 * tree.h (init_inline_once): Export.
867 * toplev.c (backend_init): Call init_inline_once.
868 * cgraphunit.c (cgraph_process_new_functions,
869 cgraph_analyze_function): Pass eni_inlining_weights to
871 * ipa-inline.c (compute_inline_parameters): Ditto.
872 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
873 to estimate_num_insns.
874 (try_unroll_loop_completely): Pass eni_size_weights to
876 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
877 ot estimate_num_insns.
878 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
879 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
880 * tree-inline.c (eni_inlining_weights, eni_size_weights,
881 eni_time_weights): New variables.
882 (init_inline_once): Initialize them.
883 (struct eni_data): Mew.
884 (estimate_num_insns_1, estimate_num_insns): Use weights.
885 * tree-inline.h (struct eni_weights_d): New.
886 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
887 (estimate_num_insns): Declaration changed.
888 * cfgloop.h (tree_num_loop_insns): Declaration changed.
889 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
890 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
892 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
894 * tree-data-ref.c (conflict_fn): Assert that the number of affine
895 relations in the conflict function is valid.
897 2007-01-27 Ian Lance Taylor <iant@google.com>
899 * common.opt: Add fstrict-overflow.
900 * opts.c (decode_options): Set flag_strict_overflow if -O2.
901 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
902 (TYPE_OVERFLOW_UNDEFINED): Define.
903 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
905 * tree.h (TYPE_TRAP_SIGNED): Don't define.
906 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
907 (fold_negate_expr): Likewise.
908 (make_range): Likewise.
909 (extract_muldiv_1): Likewise.
910 (maybe_canonicalize_comparison): Likewise.
911 (fold_comparison): Likewise.
912 (fold_binary): Likewise.
913 (tree_expr_nonnegative_p): Likewise.
914 (tree_expr_nonzero_p): Likewise.
915 * tree-vrp.c (compare_values): Likewise.
916 (extract_range_from_binary_expr): Likewise.
917 (extract_range_from_unary_expr): Likewise.
918 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
920 (nowrap_type_p): Likewise.
921 * tree-scalar-evolution.c (simple_iv): Likewise.
922 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
923 (build_range_check): Likewise.
924 (extract_muldiv_1): Likewise.
925 (fold_comparison): Likewise.
926 * tree-vrp.c (vrp_int_const_binop): Likewise.
927 (extract_range_from_unary_expr): Likewise.
928 * convert.c (convert_to_integer): Likewise.
929 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
930 (fold_comparison): Likewise.
931 (fold_binary): Likewise.
932 * optabs.c (optab_for_tree_code): Likewise.
933 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
934 * simplify-rtx.c (simplify_const_relational_operation): Check
935 flag_strict_overflow and flag_trapv.
936 (simplify_const_relational_operation): Likewise.
937 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
938 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
941 2007-01-27 Roger Sayle <roger@eyesopen.com>
943 * tree.c (tree_fold_gcd): Delete.
944 * tree.h (tree_fold_gcd): Remove prototype.
945 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
946 test whether one constant integer is a multiple of another. Instead
947 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
948 * fold-const.c (multiple_of_p): We've determined both TOP and
949 BOTTOM are integer constants so we can call int_const_binop directly
950 instead of the more generic const_binop.
952 2007-01-27 Roger Sayle <roger@eyesopen.com>
954 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
955 1*X check that the constant hasn't overflowed, to preserve the
957 (round_up): Provide an efficient implementation when rouding-up an
958 INTEGER_CST to a power-of-two.
960 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
962 * doc/sourcebuild.texi: Add comma for clarity.
963 * doc/extend.texi: Fix some typos.
964 * doc/passes.texi: Likewise.
965 * doc/cppinternals.texi: Likewise.
966 * doc/c-tree.texi: Likewise.
967 * doc/tree-ssa.texi: Likewise.
968 * doc/install.texi: Likewise.
970 2007-01-27 Jan Hubicka <jh@suse.cz>
972 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
973 (pass_sra): Do not require alias information.
974 * passes.c (init_optimization_passes): Add SRA
976 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
978 * tracer.c (rest_of_handle_tracer): We already cleaned
979 up the CFG in tracer() so don't do it here again.
980 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
981 cleanup_cfg here, either. And don't call renumber_insns.
983 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
984 and BB_HEAD are in the insn stream here. Instead make sure
985 that BB_INSN is valid on all insns. Also, do check here that
986 there are no pending branch predictions...
987 (rtl_verify_flow_info): ...instead of doing it here. Checks
988 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
991 2007-01-26 Roger Sayle <roger@eyesopen.com>
993 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
994 function to simplify/factorize operand order canonicalization.
995 (ix86_fixup_binary_operands): Reorganize using the above function.
996 (ix86_binary_operator_ok): Likewise.
998 2007-01-27 Jakub Jelinek <jakub@redhat.com>
1000 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
1001 file scope from optimize_attrs.
1002 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
1004 (optimize_attrs): Clear insn_code_values after freeing it.
1006 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
1008 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
1009 a parts.base assignment.
1011 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
1013 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
1014 (compute_subscript_distance, initialize_data_dependence_relation,
1015 finalize_ddr_dependent, analyze_ziv_subscript,
1016 analyze_siv_subscript_cst_affine,
1017 compute_overlap_steps_for_affine_univar,
1018 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1019 analyze_siv_subscript, analyze_miv_subscript,
1020 analyze_overlapping_iterations, subscript_dependence_tester_1,
1021 compute_self_dependence, free_dependence_relation): Work
1022 with affine_fn instead of chrecs.
1023 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
1024 common_affine_function, affine_function_base,
1025 affine_function_constant_p, affine_fn_op, affine_fn_plus,
1026 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
1027 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
1028 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
1029 (all_chrecs_equal_p): Removed.
1030 * tree-data-ref.h (affine_fn, conflict_function): New types.
1031 (struct subscript): Change type of conflicting_iterations_in_a
1032 and conflicting_iterations_in_b.
1034 2007-01-26 Steve Ellcey <sje@cup.hp.com>
1037 * config/pa/pa.h (TARGET_HPUX_11): New.
1038 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
1039 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
1041 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
1042 Richard Guenther <rguenther@suse.de>
1044 * tree-ssa-structalias.c (solve_graph): Handle case
1045 we merged the variable to another.
1047 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1049 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
1052 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
1053 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
1055 2007-01-25 DJ Delorie <dj@redhat.com>
1057 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
1058 allow changes to modes which don't fit in those registers.
1060 * reload1.c (choose_reload_regs): Check for invalid subregs before
1061 computing their locations, not after.
1063 2007-01-25 Geoffrey Keating <geoffk@apple.com>
1066 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
1067 save Altivec registers in an eh_return function.
1068 (compute_vrsave_mask): Likewise.
1069 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
1070 for saving Altivec registers.
1071 (rs6000_emit_prologue): Don't allocate stack twice in
1072 eh_return function. Correct expected value of altivec_save_offset
1073 when using save_world. Describe save of R0 to stack when using
1074 save_world. Describe stack pointer adjustment when using
1075 save_world. Remove duplicated eh_return parameter register saving.
1076 Update sp_offset variable after save_world.
1077 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
1079 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
1080 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
1083 2007-01-25 Steve Ellcey <sje@cup.hp.com>
1085 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
1087 2007-01-25 Steve Ellcey <sje@cup.hp.com>
1090 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
1091 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
1093 2007-01-25 Richard Guenther <rguenther@suse.de>
1095 * doc/invoke.texi (-Wcoverage-mismatch): Document.
1096 * common.opt (-Wcoverage-mismatch): New warning option.
1097 * coverage.c (get_coverage_counts): Ignore coverage mismatch
1098 if -Wcoverage-mismatch is given.
1100 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
1102 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
1103 (ipcp_driver): Change to static definition.
1104 Add dumping of the ifunctions.
1105 (constant_val_insert): Remove unused parameter. Support for SSA.
1106 (ipcp_propagate_const): Support for SSA.
1107 (ipcp_profile_bb_print): Print only analyzed nodes.
1108 (ipcp_replace_map_create): Remove support for Fortran constant
1110 * ipa-prop.c (ipa_method_modify_stmt,
1111 ipa_callsite_compute_param): Support for SSA.
1112 * ipa-prop.h (ipcp_driver): Remove declaration.
1113 (IS_VALID_TREE_MAP_INDEX): Add define.
1115 2007-01-24 Geoffrey Keating <geoffk@apple.com>
1117 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
1119 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1122 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
1123 constant argument to cabs and do it without checking for
1124 -funsafe-math-optimizations.
1126 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
1128 * c-common.h (RID_FIRST_CXX0X): New.
1129 (RID_LAST_CXX0X): New.
1130 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
1132 * c.opt (Wc++0x-compat): New.
1133 * doc/invoke.texi (-Wc++0x-compat): Document.
1135 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1137 * builtins.c (fold_builtin_carg): New.
1138 (fold_builtin_1): Use it.
1140 2007-01-24 Jan Hubicka <jh@suse.cz>
1142 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
1144 * ipa-inline.c (initial_insns, max_insns): Delete.
1145 (compute_max_insns): New function.
1146 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
1147 of insns as base for code growth.
1148 (cgraph_decide_inlining): Make initial_insns local; do not compute
1150 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
1151 * doc/invoke.texi (inline-unit-growth): Update docs.
1153 2007-01-24 Jakub Jelinek <jakub@redhat.com>
1155 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
1156 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
1157 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
1158 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
1159 for CPUs that have PTA_CX16 set.
1162 * gimplify.c (omp_check_private): New function.
1163 (gimplify_scan_omp_clauses): Use it for
1164 firstprivate/lastprivate/reduction.
1167 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
1168 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
1171 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
1172 If lower_lastprivate_clauses emits some statements, append them
1173 to dlist rather than body_p and to body_p append an initializer.
1174 (lower_omp_for): Adjust caller.
1176 2007-01-24 Steve Ellcey <sje@cup.hp.com>
1178 * target.h (globalize_decl_name): New.
1179 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
1180 * output.h (default_globalize_decl_name): New.
1181 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
1183 (globalize_decl): Ditto.
1184 (default_globalize_decl_name): New.
1185 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
1186 (ia64_handle_version_id_attribute): New.
1187 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
1188 (ia64_asm_output_external): Use globalize_decl_name instead
1190 * doc/extend.texi (version_id): New pragma.
1191 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
1193 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1195 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
1196 _uleb128_t and _Unwind_SWord with _sleb128_t.
1197 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
1198 uw_frame_state_for, uw_update_context_1): Likewise.
1199 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
1200 * unwind-pe.h (read_uleb128, read_sleb128,
1201 read_encoded_value_with_base): Likewise.
1202 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
1204 2007-01-24 Richard Guenther <rguenther@suse.de>
1206 * builtins.c (expand_builtin_cexpi): Get the fndecl
1207 for cexp in the correct way.
1209 2007-01-24 Jan Hubicka <jh@suse.cz>
1211 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
1213 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1215 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
1216 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
1217 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
1218 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
1219 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
1220 __SIZEOF_PTRDIFF_T__.
1221 * doc/cpp.texi: Documentation for the new builtin macros added.
1223 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
1225 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
1226 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
1227 instead of operands[2] to avoid access past the end of array.
1229 2007-01-24 Richard Sandiford <richard@codesourcery.com>
1231 * reload1.c (emit_reload_insns): Pass the reload register
1232 for a non-spill output reload through forget_old_reloads_1.
1234 2007-01-23 Joseph Myers <joseph@codesourcery.com>
1236 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1237 _SOFT_DOUBLE if doubles use software floating-point.
1238 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
1239 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
1240 * config/rs6000/darwin-ldouble.c: Also compile functions for
1241 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
1242 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
1243 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
1244 commented-out long double override.
1245 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
1246 * config/rs6000/eabispe.h: Likewise.
1247 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
1248 long double for non-SPE.
1249 (rs6000_handle_option): Likewise.
1250 (invalid_e500_subreg): Disallow more subregs involding DImode,
1251 DFmode, TImode or TFmode.
1252 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
1254 (legitimate_lo_sum_address_p): Also check for TFmode for E500
1256 (rs6000_legitimize_address): Also handle TFmode for E500 double.
1257 (rs6000_legitimize_reload_address): Also handle TFmode for E500
1259 (rs6000_legitimate_address): Also check for TFmode for E500
1261 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
1262 (spe_build_register_parallel): Handle TFmode and TCmode.
1263 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
1265 (function_arg): Handle TFmode and TCmode for E500 double.
1266 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
1268 (print_operand): Handle TFmode and TImode for %y.
1269 (rs6000_generate_compare): Handle TFmode comparisons for E500
1271 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
1272 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
1273 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
1274 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
1275 TFmode for E500 double.
1276 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
1277 (floatsidf2): Enable for E500 double.
1278 (movtf_softfloat): Use rs6000_nonimmediate_operand.
1279 (extenddftf2): Change to extenddftf2_fprs.
1280 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
1281 depending on TARGET_E500_DOUBLE.
1282 (extendsftf2): Enable for E500 double.
1283 (trunctfdf2): Enable for E500 double.
1284 (trunctfsf2): Change to trunctfsf2_fprs.
1285 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
1286 depending on TARGET_E500_DOUBLE.
1287 (floatsitf2): Enable for E500 double.
1288 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
1289 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
1290 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
1291 (negtf2): Change to negtf2_internal.
1292 (negtf2): New expander.
1293 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
1294 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
1295 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
1296 (movdi_internal32): Use rs6000_nonimmediate_operand.
1297 (unnamed splitter): Likewise.
1298 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
1299 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
1300 (SPE64TF, DITI): New mode macros.
1301 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
1304 (frob_<mode>_di_2): New.
1305 (frob_tf_di_8_2): New.
1306 (frob_di_df): Change to frob_di_<mode>; allow more modes.
1308 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
1310 (frob_ti_<mode>_8_2): New.
1311 (frob_ti_tf_2): New.
1312 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
1313 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
1315 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
1316 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
1317 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
1318 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
1319 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
1320 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
1323 2007-01-23 Ian Lance Taylor <iant@google.com>
1325 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
1327 (OBJS-archive): Reformat, alphabetize.
1328 (OBJS): Change out_object_file to OBJS-md.
1330 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
1332 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
1333 JUMP_P and CALL_P predicates where applicable.
1334 * config/i386/i386.c: Ditto.
1335 * config/i386/i386.md: Ditto.
1336 * config/i386/mmx.md: Ditto.
1337 * config/i386/predicates.md: Ditto.
1339 2007-01-22 Andreas Schwab <schwab@suse.de>
1341 * config/m68k/m68k.h: Fix comment.
1343 2007-01-22 Jan Hubicka <jh@suse.cz>
1345 * passes.c (init_optimization_passes): Do not rerun
1346 pass_early_warn_uninitialized.
1348 2007-01-22 Richard Guenther <rguenther@suse.de>
1350 PR tree-optimization/30038
1351 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
1353 (execute_cse_sincos_1): Likewise.
1354 (execute_cse_sincos): Likewise.
1355 (gate_cse_sincos): Likewise.
1356 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
1357 the cexpi() canonicalization of sincos().
1358 * tree-pass.h (pass_cse_sincos): Declare.
1359 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
1361 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1363 PR rtl-optimization/29329
1364 * combine.c (replaced_rhs_insn): Rename to i2mod.
1365 (replaced_rhs_value): Rename to i2mod_new_rhs.
1366 (i2mod_old_rhs): New global variable.
1367 (combine_instructions): Adjust for above change. Save a copy of
1368 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
1369 note are substituted in the second instruction.
1370 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
1371 ditch the note if it pertains to the second eliminated register
1372 and this register is mentioned in i2mod_old_rhs.
1375 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1377 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
1378 the insn to which the note was originally attached.
1380 2007-01-21 Jan Hubicka <jh@suse.cz>
1382 * ipa-inline.c (inlining_mode): Comment, move up.
1383 (cgraph_decide_inlining_incrementally): Do not perform inlining
1384 itself; fix handling of flattening of self recursive functions.
1385 (cgraph_find_cycles): Remove.
1386 (cgraph_flatten_node): Remove.
1387 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
1388 (try_inline): New function.
1389 (cgraph_early_inlining): Update call of
1390 cgraph_decide_inlining_incrementally. Apply inlining here.
1391 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
1393 2007-01-21 Dirk Mueller <dmueller@suse.de>
1396 * tree-vrp.c (check_array_bounds): do not warn
1397 about ADDR_EXPR's of ARRAY_REF's which are immediately
1398 used in binary expressions.
1400 2007-01-21 Ira Rosen <irar@il.ibm.com>
1402 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
1403 read_write_dep and macros for its access.
1404 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1405 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
1406 argument, call vect_check_interleaving for every independent pair of
1407 data-refs. Mark loads that access the same memory location as a store
1409 (vect_check_dependences): Remove.
1410 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
1411 call, fix the call to vect_analyze_data_ref_dependence.
1412 (vect_analyze_data_ref_access): For statements that access the same
1413 data-ref, check that they are not stores; for loads, check that there
1414 is no store that access the same location.
1416 2007-01-20 Roger Sayle <roger@eyesopen.com>
1417 Joseph Myers <joseph@codesourcery.com>
1419 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
1420 (-fdump-rtl-stack): Likewise.
1421 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
1422 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
1423 (-mpt-fixed): Use @minus{} for minus sign.
1424 (Using Precompiled Headers): Fix under/overfull hbox.
1426 2007-01-20 Jan Hubicka <jh@suse.cz>
1428 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
1429 place within annotation.
1431 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1433 * pa.c (output_move_double): Change array size of xoperands to 4.
1435 2007-01-20 Jan Hubicka <jh@suse.cz>
1437 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
1440 2007-01-19 Ian Lance Taylor <iant@google.com>
1442 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
1443 constant to unsigned HOST_WIDE_INT before negating.
1445 2007-01-19 Ian Lance Taylor <iant@google.com>
1447 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
1449 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
1450 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
1451 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
1452 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
1453 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
1454 (realloc_vdef, realloc_vuse): Change second parameter to
1456 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
1458 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
1459 unsigned. Change x and lim locals to unsigned.
1460 (realloc_vdef, realloc_vuse): Change num_elem parameter to
1462 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
1463 (copy_virtual_operands): Change i and n locals to unsigned.
1465 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1468 * builtins.c (fold_builtin_1): Handle builtin fdim.
1470 2007-01-20 Jan Hubicka <jh@suse.cz>
1472 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
1473 * tree-ssa-structalias.c (compute_points_to_sets): Do call
1474 init_alias_heapvars.
1475 (init_alias_heapvars): Initialize only when not already initialized.
1476 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
1478 2007-01-19 Roger Sayle <roger@eyesopen.com>
1480 * common.opt (fsigned-zeros): New command line option.
1481 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
1482 of flag_unsafe_math_optimizations.
1483 * opts.c (set_fast_math_flags): The -ffast-math command line option
1484 implies -fno-signed-zeros.
1485 (fast_math_flags_set_p): Likewise.
1487 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
1488 the documentation of -ffast-math appropriately. Wrap long lines.
1490 2007-01-19 Steve Ellcey <sje@cup.hp.com>
1492 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
1493 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
1495 2007-01-19 Tomas Bily <tbily@suse.cz>
1497 * cgraphunit.c (cgraph_finalize_function): Updating of pid
1499 (tree_init_ic_make_global_vars): New function
1500 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
1501 (tree_gen_ic_profiler): New function
1502 (tree_gen_ic_func_profiler): New function
1503 (tree_profiling): Added calling of tree_gen_ic_func_profiler
1504 (tree_profile_hooks): Added hook for indirec/virtual calls
1505 * value-prof.c (tree_find_values_to_profile): New case for
1507 (tree_values_to_profile): Call for determining indirect/virtual
1509 (tree_indirect_call_to_profile): New function
1510 (tree_ic_transform): New function
1511 (tree_ic): New function
1512 (find_func_by_pid): New function
1513 (init_pid_map): New function
1514 (tree_value_profile_transformations): Added check for
1515 indirect/virtual call transformation
1516 * value-prof.h (enum hist_type): New counter type for
1517 indirect/virtual calls
1518 (profile_hooks): Added new hook for profiling indirect/virtual
1520 * profile.c (instrument_values): New case for indirect/virtual
1522 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
1523 (GCOV_COUNTER_V_INDIR): New counter type
1524 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
1525 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
1527 * cgraph.c: Definition of cgraph_max_pid
1528 (cgraph_create_node): Default init of pid attribute
1529 * cgraph.h: Declaration of cgraph_max_pid
1530 (struct cgraph_node): Added pid attribute
1531 * libgcov.c (__gcov_indirect_call_profiler): New function
1532 (__gcov_one_value_profiler_body): New function
1533 (__gcov_one_value_profiler): Body was moved to
1534 __gcov_one_value_profiler_body and calls it
1536 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
1538 * doc/gty.texi (Options): Document the mark_hook option to GTY.
1539 * gengtype.c (write_types_data, write_func_for_structure,
1540 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
1541 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
1542 (walk_type, write_func_for_structure): Generate the mark_hook if
1545 2007-01-19 Jan Hubicka <jh@suse.cz>
1547 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
1548 'early' argument take inlining mode argument specifying whether to
1549 inline for size/speeed or all functions; add support for flattening;
1551 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
1553 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1556 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
1557 the name of the declared identifier.
1559 2007-01-19 Dirk Mueller <dmueller@suse.de>
1561 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
1562 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
1563 duplicate evaluation.
1565 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
1567 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
1568 Macroize expander using X87MODEF12 mode macro. Extend operand 1
1569 to XFMode, use acosxf2 and truncate result to requested mode.
1570 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
1571 (asin<mode>2): Similarly, with asin expanders.
1572 (*fscalexf4_i387): Rename from *fscalexf4.
1573 (expNcorexf3): New expander.
1574 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
1575 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
1576 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
1577 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
1578 patterns for SSE math.
1579 (exp10<mode>2): Similarly, with exp10 expanders.
1580 (exp2<mode>2): Similarly, with exp2 expanders.
1581 (expm1<mode>2): Similarly, with expm1 expanders.
1582 (ldexp<mode>3): Similarly, with ldexp expanders.
1583 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
1584 Use gen_truncxf<mode>2_i387_noop to truncate result.
1586 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1588 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
1589 for ColdFire targets.
1591 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
1592 Richard Sandiford <richard@codesourcery.com>
1594 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
1595 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
1596 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
1597 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
1598 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
1599 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
1601 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1603 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
1604 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
1605 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
1606 (*adddi_dilshr32_cf): New pattern.
1607 (adddi3, subdi3): Remove first alternatives.
1609 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1611 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
1612 implemented using move.l, do not use its cc result for floating-point
1615 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1617 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
1618 from accepting 's' constraints if flag_pic.
1620 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1622 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
1623 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
1624 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
1625 condition from TARGET_68881 to TARGET_HARD_FLOAT.
1627 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
1629 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
1630 ColdFire alternatives.
1631 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
1632 * config/m68k/m68k.md (clzsi2): Define for ColdFire
1633 architectures that support ff1 instruction.
1635 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1636 Julian Brown <julian@codesourcery.com>
1638 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
1639 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
1640 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
1643 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1645 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
1647 (output_move_const_into_data_reg, output_move_simode_const): Delete.
1648 * config/m68k/m68k.c (const_method, const_int_cost): Take a
1649 HOST_WIDE_INT instead of an rtx.
1650 (m68k_rtx_costs): Update call accordingly.
1651 (output_move_const_into_data_reg): Likewise. Fix formatting.
1652 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
1654 (output_move_simode_const): Update calls after above changes.
1655 Rework to use automatic variables and predicates like MEM_P.
1656 * config/m68k/m68k.md (pushexthisi_const): Update call to
1659 2007-01-19 Dirk Mueller <dmueller@suse.de>
1661 * tree-ssa-alias.c (perform_var_substitution): Fix typo
1664 2007-01-19 Richard Guenther <rguenther@suse.de>
1666 * builtins.c (expand_builtin_cexpi): Fall back to expanding
1667 via cexp in case sincos is not available.
1669 2007-01-19 Richard Guenther <rguenther@suse.de>
1671 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
1672 * defaults.h (TARGET_HAS_SINCOS): Default to off.
1673 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
1674 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
1675 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
1676 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
1677 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
1678 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
1680 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
1682 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
1684 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
1685 (atan2xf3): Directly generate RTL pattern.
1686 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
1687 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
1688 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1689 disable patterns for SSE math.
1690 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
1691 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
1692 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1693 disable patterns for SSE math.
1695 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
1697 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
1699 2007-01-18 Roger Sayle <roger@eyesopen.com>
1701 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
1702 VIEW_CONVERT_EXPR to the same type as it's operand.
1704 2007-01-18 David Edelsohn <edelsohn@gnu.org>
1706 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
1707 configured for long double 128.
1709 2007-01-18 Mike Stump <mrs@apple.com>
1711 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
1714 2007-01-18 Michael Meissner <michael.meissner@amd.com>
1716 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
1719 2007-01-18 Jan Hubicka <jh@suse.cz>
1721 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
1722 greater than NUM_VOP_FREE_BUCKETS.
1724 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
1726 * tree-ssa-structalias.c: Update comments.
1727 (ptabitmap_obstack): Removed.
1729 (oldpta_obstack): Ditto.
1730 (stats): Add a few members.
1731 (struct variable_info): Remove node, complex, address_taken, and
1732 indirect_target members. Add oldsolution member.
1733 (new_var_info): Do not initialize removed members.
1734 (constraint_expr_type): Remove INCLUDES.
1735 (constraint_graph): Add size, implicit_preds, rep,
1736 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
1737 (FIRST_REF_NODE): New macro.
1738 (LAST_REF_NODE): Ditto.
1739 (FIRST_ADDR_NODE): Ditto.
1740 (find): New function.
1742 (dump_constraint): Do not handle INCLUDES.
1743 (insert_into_complex): Do not insert duplicate constraints.
1744 (condense_varmap_nodes): Renamed and rewritten into ...
1745 (merge_node_constraints): This. Also fix bug in handling of
1746 offseted copy constraints.
1747 (clear_edges_for_node): No longer need to deal with preds at all,
1748 or removing associated preds/succs.
1749 (merge_graph_nodes): Deal with indirect_cycles.
1750 Don't deal with predecessors.
1751 (add_implicit_graph_edge): New function.
1752 (add_pred_graph_edge): Ditto.
1753 (add_graph_edge): Don't deal with predecessors.
1754 (build_constraint_graph): Removed.
1755 (build_pred_graph): New function.
1756 (build_succ_graph): Ditto.
1757 (struct scc_info): Removed in_component. Added roots, dfs, and
1758 node_mapping. Remove visited_index, unification_queue.
1759 (scc_visit): Deal with union-find we do now.
1760 Deal with cycles with REF nodes.
1761 (collapse_nodes): Renamed and rewritten to ...
1762 (unify_nodes): This.
1763 (process_unification_queue): Removed.
1764 (topo_visit): Cleanup
1765 (do_da_constraint): Use find.
1766 (do_sd_constraint): Ditto.
1767 (do_ds_constraint): Ditto.
1768 (do_complex_constraint): Ditto.
1769 (init_scc_info): Update for removed and added members.
1770 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
1771 (find_indirect_cycles): This.
1772 (equivalence_class): New variable.
1773 (label_visit): New function.
1774 (perform_variable_substitution): Rewritten.
1775 (free_var_substitution_info): New function.
1776 (find_equivalent_node): Ditto.
1777 (move_complex_constraints): Ditto.
1778 (eliminate_indirect_cycles): Ditto.
1779 (solve_graph): Only propagate changed bits.
1780 Use indirect cycle elimination.
1782 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
1783 (tree_id_eq): Renamed to ...
1784 (tree_vi_eq): This. Update for member change
1785 (insert_id_for_tree): Renamed and rewritten to ...
1786 (insert_vi_for_tree): This.
1787 (lookup_id_for_tree): Renamed and rewritten to ...
1788 (lookup_vi_for_tree): This.
1789 (get_id_for_tree): Renamed and rewritten to ...
1790 (get_vi_for_tree): Ditto.
1791 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
1792 (process_constraint): Don't handle INCLUDES.
1793 Remove special ADDRESSOF case.
1794 (find_func_aliases): Rewrite to use vi functions instead of id
1796 (create_function_info_for): Ditto.
1797 (create_variable_info_for): Ditto.
1798 (intra_create_variable_infos): Ditto.
1799 (merge_smts_into): Ditto.
1800 (find_what_p_points_to): Ditto.
1801 (init_base_vars): Ditto.
1802 (init_alias_vars): Ditto.
1803 (remove_preds_and_fake_succs): New function.
1804 (dump_sa_points_to_info): Dump new stats.
1805 (dump_solution_for_var): Use find.
1806 (set_used_smts): Fix formatting.
1807 (compute_points_to_sets): Updated for new functions.
1808 (ipa_pta_execute): Ditto.
1810 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1811 Richard Sandiford <richard@codesourcery.com>
1813 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
1815 * calls.c (expand_call): If the return value is a PARALLEL,
1816 extract its first member.
1817 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
1818 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
1819 use FUNCTION_EXTRA_EPILOGUE.
1820 (m68k_function_value): Return a PARALLEL if the return value
1821 is of a pointer type.
1822 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
1823 (FUNCTION_EXTRA_EPILOGUE): Remove.
1824 * config/m68k/m68k.md (D0_REG): New constant.
1826 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1828 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
1829 output a NOP for empty epilogues.
1831 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1833 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
1834 before function. Extend register save check to include all
1835 registers, not just integer ones.
1837 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1839 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
1840 (m68k_use_return_insn): ...this.
1841 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
1842 * config/m68k/m68k.c (use_return_insn): Rename to...
1843 (m68k_use_return_insn): ...this.
1844 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
1847 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1849 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
1850 nearest even, fix denormal rounding overflow.
1852 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1854 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
1855 f%$smove and f%$move.
1856 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
1857 (extendsfdf2_cf): Use fdmove instead of f%&move.
1858 (truncdfsf2_cf): Use fsmove instead of f%$smove.
1859 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
1861 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1863 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
1866 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1868 * real.h (real_format): Add a canonical_nan_lsbs_set field.
1869 (coldfire_single_format): Declare.
1870 (coldfire_double_format): Likewise.
1871 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
1872 of qnan_msb_set to determine the lower bits of a canonical
1874 (encode_ieee_double): Likewise.
1875 (encode_ieee_quad): Likewise.
1876 (ieee_single_format): Initialize canonical_nan_lsbs_set.
1877 (mips_single_format): Likewise.
1878 (ieee_double_format): Likewise.
1879 (mips_double_format): Likewise.
1880 (ieee_extended_motorola_format): Likewise.
1881 (ieee_extended_intel_96_format): Likewise.
1882 (ieee_extended_intel_128_format): Likewise.
1883 (ieee_extended_intel_96_round_53_format): Likewise.
1884 (ibm_extended_format): Likewise.
1885 (mips_extended_format): Likewise.
1886 (ieee_quad_format): Likewise.
1887 (mips_quad_format): Likewise.
1888 (vax_f_format): Likewise.
1889 (vax_d_format): Likewise.
1890 (vax_g_format): Likewise.
1891 (i370_single_format): Likewise.
1892 (i370_double_format): Likewise.
1893 (decimal_single_format): Likewise.
1894 (decimal_double_format): Likewise.
1895 (decimal_quad_format): Likewise.
1896 (c4x_single_format): Likewise.
1897 (c4x_extended_format): Likewise.
1898 (real_internal_format): Likewise.
1899 (coldfire_single_format): New real_format.
1900 (coldfire_double_format): Likewise.
1901 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
1902 canonical_nan_lsbs_set.
1903 (pdp11_d_format): Likewise.
1904 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
1905 if TARGET_COLDFIRE_CPU.
1907 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1909 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
1910 (output_call, m68k_legitimize_call_address): Declare.
1911 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
1912 parenthesees. Add support for a 'W' constraint.
1913 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
1914 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
1915 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
1916 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
1918 (override_options): Initialize them. Do not set flag_no_function_cse
1919 for TARGET_ID_SHARED_LIBRARY.
1920 (m68k_output_pic_call): Delete.
1921 (m68k_legitimize_call_address): New function.
1922 (print_operand): Remove the %o prefix. Handle the %p prefix.
1923 (output_call): New function.
1924 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
1925 target address from the GOT if symbolic jumps are not allowed.
1926 * config/m68k/m68k.md (call, general_operand): Do not set
1927 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
1928 Merge separate flag_pic and !flag_pic define_insns into...
1929 (*call, *call_value): ...these new patterns. Match the address
1930 rather than the containing MEM and require it to be a call_operand.
1931 Use output_call to generate the asm template.
1932 * config/m68k/predicates.md (const_call_operand): New predicate.
1933 (call_operand): Likewise.
1935 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1937 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
1938 (STACK_GROWS_DOWNWARD): Define to 1.
1939 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
1940 comments, emphasizing that these values are only defaults.
1941 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
1942 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
1944 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1946 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
1948 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1949 Richard Sandiford <richard@codesourcery.com>
1951 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
1952 (FP_REGNO_P): New macros.
1953 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
1954 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
1955 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
1956 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
1958 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1960 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
1961 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
1963 * config/m68k/t-floatlib: New file, extracting common code from...
1964 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1965 * config/m68k/t-uclinux: Here.
1966 * config/m68k/fpgnulib.c: Do not compile extendeed precision
1967 routines on ColdFire targets.
1969 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1971 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
1972 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
1973 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
1974 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
1975 explicitly set MOTOROLA to 1.
1976 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
1978 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1979 Nathan Sidwell <nathan@codesourcery.com>
1981 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
1982 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
1983 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
1984 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
1985 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
1986 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
1987 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
1988 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
1989 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
1990 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
1991 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
1992 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
1993 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
1994 (DBX_REGISTER_NUMBER): Delete.
1995 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
1996 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
1997 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
1999 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2001 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
2002 * config/flat.h: New file.
2003 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
2005 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
2006 indirect references for -msep-data or -mid-shared-library.
2007 Do not use PC-relative code addresses either.
2008 * config/m68k/m68k.c (override_options): Restrict -fPIC error
2010 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
2011 for shared libraries and crt1.o for executables. Use crti.o and
2013 (ENDFILE_SPEC): Use crtend.o and crtn.o.
2014 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
2015 Do not add -elf2flt or -shared-lib-id options here.
2016 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
2017 Pass -shared-lib-id if -mid-shared-library, taking the library
2018 identifier from -mshared-library-id if given, otherwise
2020 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
2021 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
2022 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
2023 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
2024 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
2025 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
2027 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
2028 jump sequence for ISA A and ISA A+.
2029 (PICJUMP): Likewise.
2031 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2033 * config.gcc (m68k-*-uclinux*): Base the port on the common
2034 and m68k GNU/Linux files rather than on the generic ELF ones.
2035 * config/m68k/uclinux.h (TARGET_VERSION): Override.
2036 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2038 2007-01-18 Julian Brown <julian@codesourcery.com>
2039 Richard Sandiford <richard@codesourcery.com>
2041 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
2042 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2043 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
2045 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
2047 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2049 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2051 * doc/install.texi: Document m68k-uclinuxoldabi.
2052 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
2053 * config/m68k/uclinux-oldabi.h: New file, copied from
2054 config/m68k/uclinux.h.
2056 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
2058 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
2059 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
2060 (m32r_compute_frame_size): Use unsigned for regno.
2061 (m32r_reload_lr): Use gen_frame_mem.
2063 (m32r_output_function_epilogue): Don't output the function epilogue
2065 (m32r_expand_epilogue): New.
2066 (direct_return): Return false if the function has the interrupt
2068 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
2069 * config/m32r/m32r.md (epilogue): New expander.
2070 (return_lr, return_rte): New insns.
2071 (return): Make it expander.
2072 (return_normal): New expander.
2074 2007-01-18 Josh Conner <jconner@apple.com>
2077 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
2078 support for UNLE, UNLT, UNGE, and UNGT.
2080 2007-01-18 Jan Hubicka <jh@suse.cz>
2082 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
2083 * tree-tailcall (add_virtual_phis): Likewise.
2084 (optimize_tail_call): Return TODOs.
2085 (execute_tail_calls): Return TODOs.
2086 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
2087 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
2089 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2090 Cleanup cfg using TODO.
2091 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
2092 * passes.c (execute_function_todo): When cleanup did something, remove
2094 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
2095 (make_edges): Don't cleanup_cfg.
2097 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
2099 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
2100 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
2101 operate on the top of stack.
2102 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
2103 register handling of instructions that output to the second
2105 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
2106 (move_for_stack_reg): Special-case check for dead destination
2107 stack slot for constant load of 1.0 inside UNSPEC_TAN.
2109 * config/i386/i386.md (UNSPEC_TAN): New constant.
2110 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
2111 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
2112 to correctly model move of constant 1.0 to top stack slot.
2113 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
2114 (unnamed peephole2 pattern): Remove corresponding peephole2
2115 pattern that optimizes tan insn and loading of constant 1.0.
2116 (tanxf2): Use fptanxf4_i387.
2117 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
2118 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
2119 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
2120 disable patterns for SSE math.
2121 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
2122 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
2124 2007-01-18 Dirk Mueller <dmueller@suse.de>
2125 Richard Guenther <rguenther@suse.de>
2128 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
2129 * common.opt (Warray-bounds): Add new warning option.
2130 * c-opts.c (c_common_handle_option): Define -Warray-bounds
2132 * Makefile.in: make tree-vrp.o depend on toplev.h
2133 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
2135 (check_array_refs, check_array_bounds, check_array_ref): New.
2137 2007-01-18 Jan Hubicka <jh@suse.cz>
2139 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
2140 (execute_ssa_ccp): Return flags conditionally.
2141 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
2143 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
2145 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
2147 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
2148 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
2150 * Makefile.c (GTFILES): Add cfglayout.h.
2151 * gengtype.c (open_base_files): Likewise.
2152 * cfglayout.c (cfg_layout_function_footer,
2153 cfg_layout_function_header) Reindent to make gengtype happy.
2154 * cfglayout.h (cfg_layout_function_footer,
2155 cfg_layout_function_header): Add GTY(()) marker.
2157 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
2159 2007-01-18 Ben Elliston <bje@au.ibm.com>
2161 * genautomata.c (write_automata): Include xstrerror output in the
2162 error message if writing the DFA description file fails.
2164 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
2166 * config/mips/mips-protos.h (mips_output_external): Make it
2168 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
2169 * config/mips/mips.c (irix_output_external_libcall): Likewise.
2170 (extern_list): Likewise.
2171 (extern_head): Likewise.
2172 (TARGET_ASM_FILE_END): Likewise.
2173 (mips_file_end): Likewise.
2174 (mips_output_external): Rewritten.
2176 2007-01-18 Ben Elliston <bje@au.ibm.com>
2178 * genpreds.c (write_insn_preds_c): Only write out the function
2179 body for regclass_for_constraint if we have register constraints.
2181 2007-01-17 Tom Tromey <tromey@redhat.com>
2183 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
2184 * doc/install.texi (Testing): Use sourceware.org.
2185 (Binaries): Likewise.
2186 (Specific): Likewise.
2187 * doc/contrib.texi (Contributors): Use sourceware.org.
2189 2007-01-17 Anatoly Sokolov <aesok@post.ru>
2191 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
2192 (AVR_ENHANCED): Rename to ...
2193 (AVR_HAVE_MUL): ... new.
2194 (avr_enhanced_p): Rename to ...
2195 (avr_have_mul_p): ... new.
2196 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
2197 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
2198 * config/avr/avr.c (avr_enhanced_p): Rename to ...
2199 (avr_have_mul_p): ... new.
2200 (base_arch_s): Rename 'enhanced' to 'have_mul'.
2201 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
2202 'avr_enhanced_p' and 'enhanced'.
2203 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
2204 AVR_HAVE_MUL instead of AVR_ENHANCED.
2205 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
2206 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
2207 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
2208 instead of AVR_ENHANCED.
2209 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
2210 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
2211 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
2213 2007-01-17 Ian Lance Taylor <iant@google.com>
2215 * vec.h (VEC_reserve_exact): Define.
2216 (vec_gc_p_reserve_exact): Declare.
2217 (vec_gc_o_reserve_exact): Declare.
2218 (vec_heap_p_reserve_exact): Declare.
2219 (vec_heap_o_reserve_exact): Declare.
2220 (VEC_OP (T,A,reserve_exact)): New static inline function, three
2222 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
2224 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
2225 (VEC_OP (T,A,copy)) [all versions]: Likewise.
2226 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
2227 * vec.c (calculate_allocation): Add exact parameter. Change all
2229 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
2230 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
2231 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
2232 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
2233 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
2234 (vec_heap_p_reserve_exact): New function.
2235 (vec_heap_o_reserve_exact): New function.
2237 2007-01-17 Jan Hubicka <jh@suse.cz>
2239 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
2241 2007-01-17 Eric Christopher <echristo@apple.com>
2243 * config.gcc: Support core2 processor.
2245 2007-01-16 Jan Hubicka <jh@suse.cz>
2247 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
2248 the names, just unlink the chain so we don't crash on dangling pointers
2251 2007-01-16 Jan Hubicka <jh@suse.cz>
2253 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
2254 * tree-pass.h: Reorder to make IPA passes appear toegher.
2255 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
2256 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
2257 parameters, do not call early inliner.
2258 * ipa-inline.c: Update comments. Include tree-flow.h
2259 (cgraph_decide_inlining): Do not compute inlining parameters.
2260 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
2261 be called with function context set up.
2262 (pass_ipa_inline): Remove unreachable functions before pass.
2263 (cgraph_early_inlining): Simplify assuming to be called from the
2265 (pass_early_inline): New pass.
2266 (cgraph_gate_ipa_early_inlining): New gate.
2267 (pass_ipa_early_inline): Turn into simple wrapper.
2268 (compute_inline_parameters): New function.
2269 (gate_inline_passes): New gate.
2270 (pass_inline_parameters): New pass.
2271 (apply_inline): Move here from tree-optimize.c
2272 (pass_apply_inline): New pass.
2273 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
2275 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
2277 (tree_function_versioning): Do not allocate dummy struct function.
2278 * tree-inline.h (optimize_inline_calls): Update prototype.
2279 * tree-optimize.c (execute_fixup_cfg): Export.
2280 (pass_fixup_cfg): Remove
2281 (tree_rest_of_compilation): Do not apply inlines.
2282 * tree-flow.h (execute_fixup_cfg): Declare.
2283 * Makefile.in (gt-passes.c): New.
2284 * passes.c: Include gt-passes.h
2285 (init_optimization_passes): New passes.
2286 (nnodes, order): New static vars.
2287 (do_per_function_toporder): New function.
2288 (execute_one_pass): Dump current pass here.
2289 (execute_ipa_pass_list): Don't dump current pass here.
2291 2007-01-16 Janis Johnson <janis187@us.ibm.com>
2293 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
2294 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
2296 2007-01-16 David Edelsohn <edelsohn@gnu.org>
2298 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
2299 (strong_alias): Define.
2300 (__gcc_qmul): Provide non-FMA for soft-float.
2306 (__gcc_qunord): New.
2316 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
2317 soft-float functions.
2318 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
2319 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
2320 about long double soft float.
2322 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
2323 Tehila Meyzels <tehila@il.ibm.com>
2325 * tree-vectorizer.h (is_pattern_stmt_p): New.
2326 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
2327 formatting (tabs instead of spaces). Cleanup and clarify setting
2328 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
2329 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
2330 (vectorizable_type_demotion): Check that types are integral.
2331 (vectorizable_type_promotion): Likewise.
2332 (vectorizable_store): Fix typo. Eliminate new-line at end of
2335 2007-01-16 Jan Hubicka <jh@suse.cz>
2337 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
2340 2007-01-15 Eric Christopher <echristo@apple.com>
2342 * ifcvt.c: Include vec.h, vecprim.h.
2343 (check_cond_move_block): New argument regs.
2344 Reorganize. Add registers used to regs.
2345 (cond_move_process_if_block): Use regs set above as
2348 2007-01-15 Eric Christopher <echristo@apple.com>
2350 * config/darwin.h: Update copyright.
2351 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
2352 (LINK_COMMAND_SPEC): Add -u.
2353 (LINK_SPEC): Fix umbrella for above.
2355 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
2357 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
2360 2007-01-15 Tom Tromey <tromey@redhat.com>
2362 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
2363 * doc/install.texi (Testing): Don't mention jacks.
2364 (Configuration): Document --enable-java-maintainer-mode. Move
2365 --with-java-home to libgcj-specific section. Document
2367 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
2369 2007-01-15 Jan Hubicka <jh@suse.cz>
2371 * tree-ssa-dce.c (DCE_TODOs): New.
2372 (propagate_necessity): Return if something changed.
2373 (eliminate_unnecessary_stmts): Likewise.
2374 (perform_tree_ssa_dce): Return TODO flags when needed.
2375 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
2377 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
2379 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
2380 (fyl2x_extend<mode>xf3_i387): New insn pattern.
2381 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
2382 patterns using X87MODEF12 mode macro. Extend operand 1
2383 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
2384 (log10<mode>2): Ditto.
2385 (log2<mode>2): Ditto.
2386 (log1p<mode>2): Ditto.
2387 (logb<mode>2): Ditto.
2388 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
2389 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
2390 (*fxtractxf3_i387): Rename from *fxtractxf3.
2391 (fxtract_extend<mode>xf3_i387): New insn pattern.
2392 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
2393 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
2394 and gen_fyl2xxf3_i387().
2396 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2398 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
2399 * cfgloopmanip.c (fix_loop_placement): Made static. Use
2400 get_loop_exit_edges. Changed return type to bool.
2401 * cfgloop.h (fix_loop_placement): Declaration removed.
2403 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
2405 * param.h (MIN_VECT_LOOP_BOUND): New.
2406 * params.def (MIN_VECT_LOOP_BOUND): New.
2407 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
2408 argument - minimum threshold for number of iterations.
2409 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
2410 argument to declaration.
2411 * tree-vect-analyze.c (vect_analyze_operations): Check value of
2412 MIN_VECT_LOOP_BOUND.
2413 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
2414 slpeel_tree_peel_loop_to_edge with additional argument.
2415 (vect_do_peeling_for_alignment): Likewise.
2416 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
2418 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
2421 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
2424 2007-01-14 Jan Hubicka <jh@suse.cz>
2426 * tree-dfa.c (remove_referenced_var): New function.
2427 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
2428 prune referenced vars list too.
2429 * tree-flow.h (remove_referenced_var): Declare.
2431 2007-01-14 Jan Hubicka <jh@suse.cz>
2433 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
2435 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
2436 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
2437 * except.h (verify_eh_throw_table_statements): Kill prototype.
2438 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
2439 into call exrepssions.
2440 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
2442 * tree-cfg.c: Include pointer-set.h.
2443 (verify_node_sharing): Work on pointer set.
2444 (verify_eh_throw_stmt_node): New.
2445 (verify_stmts): Use pointers sets, verify throw_stmt.
2447 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
2449 * ipa-reference.c (analyze_function): Consider also addresses taken
2452 2007-01-12 Roger Sayle <roger@eyesopen.com>
2454 * c-typeck.c (null_pointer_constant_p): Replace use of
2455 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2456 (build_c_cast): Likewise.
2458 2007-01-12 Roger Sayle <roger@eyesopen.com>
2460 * tree.h (force_fit_type_double): Remove unused final argument.
2461 * c-common.c (constant_expression_warning): Replace use of
2462 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2463 (convert_and_check): Likewise.
2464 (shorten_compare): Update call to force_fit_type_double.
2465 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
2466 * convert.c (convert_to_pointer): Update call to
2467 force_fit_type_double.
2468 * fold-const.c (force_fit_type_double): Remove overflowed_const
2470 (int_const_binop, fold_convert_const_int_from_int,
2471 fold_convert_const_int_from_real, fold_div_compare,
2472 fold_sign_changed_comparison, fold_unary, fold_negate_const,
2473 fold_abs_const, fold_not_const): Remove the final argument from
2474 calls to force_fit_type_double.
2476 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2478 * configure.ac: Set insn to "nop" for spu-*-* also.
2479 * configure: Regenerate.
2481 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
2483 * builtins.def : Add BUILT_IN_FREE.
2485 2007-01-12 Jan Hubicka <jh@suse.cz>
2487 PR tree-optimization/30443
2488 * tree-inline.c (tree_function_versioning): Do not optimize when
2489 cloning for inlining.
2491 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
2493 * doc/loop.texi: Document recording of loop exits.
2494 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
2495 (update_single_exits_after_duplication,
2496 update_single_exit_for_duplicated_loop,
2497 update_single_exit_for_duplicated_loops): Removed.
2498 (duplicate_loop_to_header_edge): Do not call
2499 update_single_exits_after_duplication and
2500 update_single_exit_for_duplicated_loops.
2501 (loop_version): Do not update single_exit information.
2502 (fix_loop_structure): Use record_loop_exits instead of
2503 mark_single_exit_loops.
2504 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
2505 the lists of loop exits.
2506 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
2507 split_edge, merge_blocks): Update the lists of loop exits.
2508 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
2509 loop_optimizer_init.
2510 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
2511 of mark_single_exit_loops.
2512 (loop_optimizer_finalize): Call release_recorded_exits.
2513 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
2514 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
2515 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
2516 update single exit information.
2517 * lambda-code.c (perfect_nestify): Ditto.
2518 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
2519 (mark_single_exit_loops): Removed.
2520 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
2521 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
2522 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
2524 (get_loop_exit_edges, single_exit): Use recorded exit lists.
2525 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
2526 (verify_loop_structure): Verify consistency of the exit lists.
2527 (flow_loops_find): Use alloc_loop. Initialize exits hash.
2528 (set_single_exit): Removed.
2529 * cfgloop.h (struct loop_exit): New function.
2530 (struct loop): single_exit_ field replaced by exits field.
2531 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
2532 (struct loops): Added exits hash.
2533 (mark_single_exit_loops, set_single_exit): Declaration removed.
2534 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
2536 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2538 * doc/invoke.texi: Avoid use of @headitem.
2540 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2542 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
2544 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2546 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
2549 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2550 Richard Sandiford <richard@codesourcery.com>
2552 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
2553 * config/m68k/m68k.opt: Resort options.
2554 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
2556 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2557 Richard Sandiford <richard@codesourcery.com>
2559 * doc/invoke.texi: Document the macros that are defined by
2560 m68k's -mtune and -mhard-float options.
2561 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
2562 (m68k_cpp_cpu_family): Likewise.
2563 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
2564 of __ucfv*__ macros. Define __mcffpu__ if generating code for
2565 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
2566 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
2567 (m68k_cpp_cpu_family): Likewise.
2569 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2571 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
2572 macros besides mc68000 as tuning macros. Use a switch statement
2573 to set them and mcpu32.
2575 2007-01-12 Julian Brown <julian@codesourcery.com>
2577 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
2578 (TARGET_68040_ONLY): Rename to...
2579 (TARGET_68040): ...this.
2580 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
2581 * config/m68k/m68k.md: Likewise.
2583 2007-01-12 Julian Brown <julian@codesourcery.com>
2584 Nathan Sidwell <nathan@codesourcery.com>
2585 Richard Sandiford <richard@codesourcery.com>
2587 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
2588 the -mcpu= argument associated with the --with-cpu setting.
2589 Define M68K_DEFAULT_TUNE to the default -mtune= option,
2590 if different from the one implied by the -mcpu setting.
2591 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
2592 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
2593 * doc/invoke.texi: Mention ColdFire in the introduction to the
2594 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
2595 -mno-div and -mhard-float options. Make -m68881 a synonym for
2596 -mhard-float. Document the previously-undocumented -m5206e,
2597 -m528x, -m5307 and -m5407 options. Tweak the existing option
2598 documentation for consistency.
2599 * doc/install.texi: Mention new --with-cpu arguments.
2600 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
2601 default CPU if neither -mcpu nor -march are specified.
2602 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
2603 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
2604 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
2605 using m68k_tune to decide between families that implement the
2606 same ISA. Use m68k_tune to set __mcfv4e__.
2607 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
2608 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
2609 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
2610 (FL_ISA_C, FL_ISA_MMU): New macros.
2611 (MASK_COLDFIRE): Delete.
2612 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
2613 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
2614 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
2615 (TARGET_HARD_FLOAT): Do not define here.
2616 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
2617 (TUNE_68000): New macro.
2618 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
2619 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
2620 (TUNE_CFV2): Redefine in terms of m68k_tune.
2621 (uarch_type, target_device, fpu_type): New enums.
2622 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
2623 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
2624 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
2625 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
2626 (FL_FOR_isa_c): New macros.
2627 (m68k_isa): New enum.
2628 (m68k_target_selection): New structure.
2629 (all_devices, all_isas, all_microarchs): New tables.
2630 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
2631 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
2632 (MASK_ALL_CPU_BITS): Delete.
2633 (m68k_find_selection): New function.
2634 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
2635 Map the legacy target options to a combination of the new ones.
2636 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
2637 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
2638 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
2640 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
2641 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
2643 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
2644 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
2645 * config/m68k/m68k-devices.def: New file.
2647 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2648 Nathan Sidwell <nathan@codesourcery.com>
2650 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
2651 (SUBTARGET_EXTRA_SPECS): New macros.
2652 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
2653 use %(asm_cpu_spec) instead.
2654 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
2655 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
2656 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
2657 (EXTRA_SPECS): Rename to...
2658 (SUBTARGET_EXTRA_SPECS): ...this.
2660 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2661 Richard Sandiford <richard@codesourcery.com>
2662 Julian Brown <julian@codesourcery.com>
2664 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
2665 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
2666 to the configuration's default CPU.
2667 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
2668 Remove default masks.
2669 (m680[012]0-*-*): Set the default with_cpu to the first part of
2671 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
2672 (m68k*-*-linux): Extend the --with-cpu handling to...
2673 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
2674 and m68010. Don't set target_cpu_default2.
2675 * doc/install.texi: Document --with-cpu for m68k.
2676 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
2677 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
2678 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
2679 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
2680 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
2681 (ASM_SPEC): Remove use of %(asm_cpu_default).
2682 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
2683 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
2684 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
2685 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
2686 __HAVE_FPU__ if TARGET_HARD_FLOAT.
2687 (TARGET_DEFAULT): Delete.
2688 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
2689 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
2690 (CPP_CPU_SPEC): Delete.
2691 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
2692 the appropriate string.
2693 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
2694 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
2695 (ASM_SPEC): Don't use %(asm_default_spec).
2696 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
2697 TARGET_DEFAULT and add MASK_68881.
2698 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
2700 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2702 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
2703 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
2704 MASK_68010 alongside MASK_68020.
2705 * doc/invoke.texi: Document -m68010.
2706 * config/m68k/m68k.opt (m68010): New.
2707 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
2709 (TUNE_68010): New macro.
2710 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
2711 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
2712 (M68K_CPU_m68332): Add MASK_68010.
2713 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
2714 fallback definition.
2715 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
2717 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
2718 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
2719 to all entries that use MASK_68020.
2720 (output_move_simode_const, output_move_himode, output_move_qimode)
2721 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
2722 instead of TARGET_68020 to select clr behavior. Remove comment
2723 about there being no TARGET_68010.
2724 * config/m68k/m68k.md: Likewise throughout.
2726 2007-01-12 Julian Brown <julian@codesourcery.com>
2728 * config/m68k/m68k.h (TARGET_ISAB): New macro.
2729 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
2730 * config/m68k/m68k.md: Likewise.
2732 2007-01-12 Julian Brown <julian@codesourcery.com>
2734 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
2735 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
2737 2007-01-12 Julian Brown <julian@codesourcery.com>
2739 * config/m68k/m68k.h (TUNE_68040_60): New macro.
2740 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
2741 * config/m68k/m68k.md: Likewise.
2743 2007-01-12 Julian Brown <julian@codesourcery.com>
2744 Richard Sandiford <richard@codesourcery.com>
2746 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
2747 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
2748 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
2750 (TARGET_CPU32): Rename to...
2751 (TUNE_CPU32): ...this.
2752 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
2753 (TUNE_CFV2): New macros.
2754 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
2755 remove conditions that are implied by TARGET_68020.
2756 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
2757 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
2758 (m68k_output_function_epilogue): Likewise.
2759 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
2760 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
2761 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
2762 non-68000 timings. Refactor multiplication and division costs.
2763 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
2764 TUNE_CPU32 instead of TARGET_CPU32.
2765 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
2766 and TUNE_68060 instead of TARGET_68060.
2767 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
2768 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
2770 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
2771 && !TARGET_COLDFIRE" to choose between moveq and clr.
2772 Likewise in the unnamed movsf pattern.
2773 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
2774 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
2777 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2779 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
2780 of tabbing before backslashes.
2782 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2784 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
2785 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
2786 (ASM_OUTPUT_INTERNAL_LABEL): Define.
2788 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2790 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
2791 find_interesting_uses_cond.
2792 (find_interesting_uses_cond): Use extract_cond_operands.
2793 (rewrite_use_compare): Use extract_cond_operands and
2794 force_gimple_operand_bsi. Do not call update_stmt.
2795 (determine_use_iv_cost_condition): Use extract_cond_operands.
2796 Return cheaper of using original bound and changing the exit bound.
2798 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2800 PR tree-optimization/29516
2801 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
2802 most_expensive_mult_to_index, addr_to_parts,
2803 create_mem_ref, maybe_fold_tmr): Make the type of
2804 fields of TARGET_MEM_REF sizetype.
2805 (move_fixed_address_to_symbol, move_pointer_to_base):
2807 * tree.def (TARGET_MEM_REF): Add comment on types of
2810 2007-01-11 Joseph Myers <joseph@codesourcery.com>
2812 * c-common.c (vector_types_convertible_p): Treat opaque types as
2813 always convertible if they have the same size, but not otherwise.
2815 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
2817 * ifcvt.c (struct noce_if_info): Add comments to the fields.
2818 Remove the b_unconditional field.
2819 (noce_try_sign_mask): Do not look at b_unconditional.
2820 (noce_process_if_block): Do not use merge_if_blocks. Update
2821 the CFG here. Do not set b_unconditional.
2822 (cond_move_process_if_block): Likewise.
2823 (find_cond_trap): Likewise.
2824 (check_cond_move_block): Require simple jump insns at the end
2827 2007-01-11 Jan Hubicka <jh@suse.cz>
2829 PR tree-optimization/1046
2830 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
2831 when alias info is not ready.
2832 (pass_tail_recursion): Do not require aliasing.
2833 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
2834 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
2835 * tree-ssa-copy.c (pass_copy_prop): Likewise.
2836 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
2837 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
2838 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
2839 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
2841 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
2842 When aliasing is not build, mark statement as volatile.
2844 2007-01-11 Tom Tromey <tromey@redhat.com>
2846 PR preprocessor/15185, PR preprocessor/20989:
2847 * doc/cppopts.texi <-MT>: Update description of algorithm for
2848 computing default target.
2849 <-M, -MD>: Reword "basename" text.
2851 2007-01-11 Roger Sayle <roger@eyesopen.com>
2853 * builtins.c (expand_builtin_pow, expand_builtin_powi,
2854 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
2855 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2856 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
2857 fold_builtin_bswap, real_constp, fold_builtin_pow,
2858 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
2859 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
2860 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2861 * convert.c (convert_to_pointer): Likewise.
2862 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2863 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
2864 const_binop, fold_convert_const_int_from_int,
2865 fold_convert_const_int_from_real,
2866 fold_convert_const_real_from_real, sign_bit_p,
2867 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
2868 fold_sign_changed_comparison, fold_unary, fold_comparison,
2869 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
2870 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
2871 * print-tree.c (print_node_brief, print_node): Likewise.
2872 * stor-layout.c (place_field, layout_type): Likewise.
2873 * tree-chrec.c (keep_cast): Likewise.
2874 * tree.c (build_vector, build_real, build_real_from_int_cst,
2875 build_complex): Likewise.
2877 2007-01-11 Roger Sayle <roger@eyesopen.com>
2879 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
2880 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
2882 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
2884 * configure.ac (strict1_warn): Rename to strict_warn.
2885 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
2886 cc_set_by_configure, quoted_cc_set_by_configure,
2887 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
2888 all_boot_languages, all_stagestuff): Remove.
2889 (target_list): Remove bootstrap targets.
2890 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
2891 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
2892 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
2893 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
2894 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
2895 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
2896 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
2897 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
2898 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
2899 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
2900 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
2901 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
2902 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
2903 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
2904 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
2905 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
2906 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
2907 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
2908 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
2909 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
2910 (mostlyclean): Adjust.
2911 (clean, distclean): Don't mention bootstrap stuff.
2912 * configure: Regenerate.
2913 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
2914 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
2915 treelang/config-lang.in (stagestuff): Remove.
2916 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
2917 stageprofile, stagefeedback, stagestuff): Remove mention.
2919 2007-01-11 Nick Clifton <nickc@redhat.com>
2921 * config/mcore/predicates.md (mcore_general_movesrc_operand):
2923 (mcore_general_movdst_operand): Do not accept CONST_INTs.
2924 (mcore_arith_K_S_operand): Run the test for the S constraint not
2925 the test for the M constraint.
2926 (mcore_addsub_operand): Do not accept integer values that are
2927 larger than 32 bits.
2928 * config/mcore/mcore.md: Remove unused constraints from split.
2929 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
2931 (allocate_stack): Likewise.
2932 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
2933 operands to 32 bits.
2934 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
2936 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
2937 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
2938 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
2939 mcore_output_bclri, mcore_output_andn, output_inline_const,
2940 mcore_output_move, mcore_output_movedouble): Likewise.
2941 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
2942 (output_inline_const): Likewise.
2943 (output_inline_const): Fix format strings used in sprintf
2945 * config/mcore/mcore-protos.h: Update prototypes for changed
2946 functions in mcore.c.
2947 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
2948 HOST_WIDE_INT and not int.
2949 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
2950 CONST_OK_FOR_N): Likewise.
2951 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
2952 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
2955 2007-01-10 Jan Hubicka <jh@suse.cz>
2957 * tree-vrp.c (remove_range_assertions): Release defs.
2958 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
2959 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
2961 2007-01-10 Paul Brook <paul@codesourcery.com>
2963 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
2964 * config/arm/arm.md (mulsi3subsi): New insn.
2966 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
2968 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
2969 (tree_transform_and_unroll_loop): New.
2970 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
2973 2007-01-10 Robert Kennedy <jimbob@google.com>
2975 * fold-const.c (fold_comparison): Fold comparisons like (x *
2976 1000 < 0) to (x < 0).
2978 2007-01-10 Ian Lance Taylor <iant@google.com>
2980 * tree-pretty-print.c (dump_generic_node): Print parentheses when
2981 operands have the same priority.
2983 2007-01-10 Tom Tromey <tromey@redhat.com>
2985 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
2986 (fold_binary): Likewise.
2987 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
2988 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
2989 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
2990 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
2991 * langhooks.h (struct lang_hooks): Removed field
2992 'can_use_bit_fields_p'.
2994 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
2996 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
2998 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
3000 * function.c (get_last_funcdef_no): New function.
3001 * function.h (get_last_funcdef_no): Declare.
3002 * tree-inline.c (initialize_cfun): Add initialization.
3003 (tree_function_versioning): Cleanup.
3005 2007-01-10 Jan Hubicka <jh@suse.cz>
3007 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
3010 2007-01-10 Sa Liu <saliu@de.ibm.com>
3011 Ben Elliston <bje@au.ibm.com>
3013 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
3014 for SAVE_NONLOCAL and Pmode for any other save level.
3015 * spu-protos.h (spu_restore_stack_block): Declare.
3016 * spu.md (save_stack_block): Remove.
3017 (restore_stack_block): Call spu_restore_stack_block.
3018 * spu.c (spu_restore_stack_block): New function.
3019 (spu_expand_epilogue): Remove old comment.
3021 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
3023 PR tree-optimization/30322
3024 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
3025 (cand_value_at): Return the value as aff_tree.
3026 (may_eliminate_iv): Convert the bound from aff_tree to tree.
3027 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
3028 aff_combination_mult): New functions.
3029 (aff_combination_add): Use aff_combination_add_cst.
3030 (aff_combination_convert): Allow conversions to a wider type.
3031 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
3032 * tree-affine.h (aff_combination_mult): Declare.
3034 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
3036 * doc/tm.texi: Update documentation to reflect reality of exec
3037 and start file search behaviours. Update copyright year.
3038 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
3039 header file directories.
3041 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
3043 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
3044 (*cosxf2): Rename to cosxf2_i387.
3045 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
3046 using X87MODEF12 mode macro. Rename patterns to
3047 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
3049 (*cosdf2, *cossf2): Ditto.
3050 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
3051 to match extended input operands.
3052 (sincos<mode>3): New expander.
3053 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
3054 insn patterns and corresponding splitters.
3056 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
3058 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
3059 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
3061 2007-01-09 Nicolas Pitre <nico@cam.org>
3064 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
3066 2007-01-08 Geoffrey Keating <geoffk@apple.com>
3068 * target.h (struct gcc_target): New field library_rtti_comdat.
3069 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
3070 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
3071 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
3072 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
3074 2007-01-08 Geoffrey Keating <geoffk@apple.com>
3076 * doc/invoke.texi (Optimize Options): Correct description of -O0.
3078 2007-01-08 Richard Guenther <rguenther@suse.de>
3080 * tree.h (force_fit_type_double): Export.
3081 (force_fit_type): Remove.
3082 * fold-const.c (force_fit_type_double): New function.
3083 (force_fit_type): Remove.
3084 (int_const_binop): Use it.
3085 (fold_convert_const_int_from_int): Likewise.
3086 (fold_convert_const_int_from_real): Likewise.
3087 (fold_div_compare): Likewise.
3088 (fold_sign_changed_comparison): Likewise.
3089 (fold_unary): Likewise.
3090 (fold_negate_const): Likewise.
3091 (fold_abs_const): Likewise.
3092 (fold_not_const): Likewise.
3093 * c-common.c (shorten_compare): Use force_fit_type_double.
3094 * convert.c (convert_to_pointer): Likewise.
3096 2007-01-08 Richard Guenther <rguenther@suse.de>
3098 * tree.h (build_int_cst_wide_type): Export.
3099 * tree.c (build_int_cst_wide_type): New function.
3100 (build_int_cst_wide): Fix comment.
3101 * builtins.c (fold_builtin_object_size): Use build_int_cst
3102 to build -1 or 0 of the correct type. Use fit_double_type
3103 to check for overflow.
3104 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
3106 (decode_field_reference): Likewise.
3107 (all_ones_mask_p): Likewise.
3108 (native_interpret_int): Use build_int_cst_wide_type.
3109 (fold_binary): Use build_int_cst_type to build an all-ones
3111 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
3113 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
3115 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
3117 2007-01-09 Ben Elliston <bje@au.ibm.com>
3119 * genautomata.c (STATS_OPTION): New option.
3120 (stats_flag): New flag.
3121 (gen_automata_option): Handle it.
3122 (initiate_automaton_gen): Ditto.
3123 (write_automata): Output statistics only if stats_flag is
3124 set. Likewise, output time statistics only if time_flag is set.
3125 * doc/md.texi (Processor pipeline description): Document new flag.
3127 2007-01-08 Richard Guenther <rguenther@suse.de>
3129 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
3130 * tree.c (build_int_cst_type): Likewise.
3131 (size_in_bytes): Don't call force_fit_type on the result.
3132 (int_fits_type_p): Use fit_double_type.
3133 * fold-const.c (fit_double_type): New function.
3134 (force_fit_type): Use it.
3135 * tree.h (fit_double_type): Export.
3137 2007-01-08 Jan Hubicka <jh@suse.cz>
3139 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
3140 * ipa.c (function_and_variable_visibility): Fix return type.
3142 2007-01-08 Richard Guenther <rguenther@suse.de>
3144 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
3145 of offset to build the index.
3146 * tree-pretty-print.c (dump_generic_node): Don't build negated
3147 const just for printing.
3148 * c-pretty-print.c (pp_c_integer_constant): Likewise.
3149 * builtins.c (fold_builtin_int_roundingfn): Check if result
3150 fits the type by using force_fit_type and comparing the result.
3151 * predict.c (predict_loops): Use compare_tree_int for comparison.
3152 * tree.c (build_int_cst): Fall back to integer_type_node for
3154 (build_int_cst_wide): Assert type is non-null.
3156 2007-01-08 Roberto Costa <roberto.costa@st.com>
3158 * tree-vrp.c (extract_range_from_cond_expr): New.
3159 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
3160 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
3162 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
3163 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
3164 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
3165 used as expressions.
3166 * tree-object-size.c (cond_expr_object_size): New.
3167 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
3169 2007-01-08 Jan Hubicka <jh@suse.cz>
3171 * tree-ssa-forwprop.c (forward_propagate_into_cond,
3172 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
3175 2007-01-08 Richard Guenther <rguenther@suse.de>
3177 PR tree-optimization/23603
3178 * tree-vrp.c (set_value_range_to_truthvalue): New function.
3179 (extract_range_from_binary): Fall back to truthvalue instead of
3180 varying for TRUTH_*_EXPR.
3181 (extract_range_from_comparison): Fall back to truthvalue instead of
3183 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
3184 if all visited PHI values were constant.
3186 2007-01-08 Jan Hubicka <jh@suse.cz>
3188 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
3189 (cgraph_analyze_function): break out from ...
3190 (cgraph_finalize_compilation_unit): ... here.
3191 (cgraph_expand_function): Remove forgoten commented out line.
3192 (cgraph_optimize): Analyze functions.
3194 2007-01-08 Jan Hubicka <jh@suse.cz>
3196 * tree-pas.h (TODO_remove_function): New flag.
3197 (TODO_update*): Renumber.
3198 (pass_ipa_increase_alignment,
3199 pass_ipa_function_and_variable_visibility): New passes.
3200 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
3201 (cgraph_function_and_variable_visibility): Move to ipa.c
3202 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
3203 cgraph_increase_alignment.
3204 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
3205 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
3206 calling tree-inline.
3207 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
3208 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
3209 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
3210 (gate_increase_alignment): New function.
3211 (pass_ipa_increase_alignment): New pass.
3212 * ipa.c: Inline tree-pass.h and timevar.h
3213 (function_and_variable_visibility): Move here from cgraphunit.c
3214 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
3215 * passes.c (init_optimization_passes): Add the two new passes.
3216 (execute_todo): Handle cgraph_remove_functions.
3218 2007-01-08 Nick Clifton <nickc@redhat.com>
3220 * config/frv/predicates.md (reg_or_0_operand): Accept
3223 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
3225 * config/bfin/rtems.h, config/bfin/t-rtems: New.
3226 * config.gcc: Add bfin*-rtems*.
3228 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
3230 * c.opt: Add -flax-vector-conversions.
3231 * c-typeck.c (convert_for_assignment): Pass flag to
3232 vector_types_convertible_p to allow emission of note.
3233 (digest_init): Likewise.
3234 * c-opts.c: Handle -flax-vector-conversions.
3235 * c-common.c (flag_lax_vector_conversions): New.
3236 (vector_types_convertible_p): Unless -flax-vector conversions
3237 has been passed, disallow conversions between vectors with
3238 differing numbers of subparts and/or element types. If such
3239 a conversion is disallowed, possibly emit a note on the first
3240 occasion only to inform the user of -flax-vector-conversions.
3241 The new last argument specifies this.
3242 * c-common.h (flag_lax_vector_conversions): New.
3243 (vector_types_convertible_p): Add extra argument.
3244 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
3245 char_type_node for V*QI type vectors.
3246 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
3247 Update to satisfy new typechecking rules.
3248 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
3250 * doc/invoke.texi (C Dialect Options): Document
3251 -flax-vector-conversions.
3253 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
3255 PR tree-optimization/29877
3256 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
3257 a register variable on the RHS to not be replaceable.
3259 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
3260 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
3261 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
3262 const_simm15, const_pow2, const_npow2): Added.
3263 * config/score/misc.md (insv, extv, extzv, movmemsi,
3264 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
3265 * config/score/score.c (score_address_cost, score_select_cc_mode):
3267 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
3268 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
3269 Update score_print_operand.
3270 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
3271 Adjust register allocate order and update some macro define.
3272 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
3273 mdx_block_move_straight, mdx_block_move_loop_head,
3274 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
3275 mdx_block_move): Added.
3276 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
3277 mdp_limm): Updated and fix some bug and typo.
3278 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
3279 (movsf, movdf, doloop_end): Added.
3281 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
3283 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
3284 config/arm/thumb2.md: Fix comment typos.
3285 * doc/extend.texi: Fix a typo.
3287 2007-01-07 Eric Christopher <echristo@apple.com>
3289 * configure.ac: Check for __stack_chk_fail for darwin.
3290 * configure: Regenerate.
3292 2007-01-07 Richard Guenther <rguenther@suse.de>
3294 * tree-vrp.c (extract_range_from_assert): CSE calls to
3295 compare_values where possible.
3296 (extract_range_from_unary_expr): Likewise.
3298 2007-01-07 Anatoly Sokolov <aesok@post.ru>
3300 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
3301 * config/avr/avr.c (call_insn_operand): Delete function.
3302 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
3303 instead of register number. Use predicates.
3304 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
3305 call_insn_operand): Add.
3307 2007-01-06 Jan Hubicka <jh@suse.cz>
3309 * tree-pass.h (pass_build_cgraph_edges): Declare.
3310 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
3311 (visited_nodes): Remove.
3312 (cgraph_create_edges): Move to cgraphbuild.c; rename to
3313 build_cgrpah_edges; make visited_nodes local.
3314 (cgraph_process_new_functions): DO not call initialize_inline_failed.
3315 (record_references_in_initializer): Move to cgraphbuild.c
3316 (initialize_inline_failed, rebuild_cgraph_edges,
3317 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
3318 (verify_cgraph_node): Make visited_nodes local.
3319 (cgraph_analyze_function): Do not call cgraph_create_edges and
3320 initialize_inline_failed.
3321 (cgraph_expand_function): Do not call cgraph_lower_function;
3322 assert that function is already lowered.
3323 * Makefile.in (cgraphbuild.o): New.
3324 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
3325 at the end of lowering passes.
3327 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
3329 * ifcvt.c (cond_move_convert_if_block): New function, code
3330 factored out from...
3331 (cond_move_process_if_block): ...here. Call the new function
3332 on the THEN and ELSE blocks.
3333 (merge_if_block): Do not copy global_live_at_end, merge_blocks
3334 already takes care of this.
3336 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3339 * tree.h (TREE_OVERFLOW_P): New.
3340 * c-typeck.c (parser_build_unary_op): Warn only if result
3341 overflowed and operands did not.
3342 (parser_build_binary_op): Likewise.
3343 (convert_for_assignment): Remove redundant overflow_warning.
3344 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
3346 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3348 * c-typeck.c (store_init_value): Split over two lines to follow
3349 the GNU coding style.
3351 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
3353 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
3354 __GXX_EXPERIMENTAL_CXX0X__.
3355 * doc/cpp.texi: Same.
3357 2007-01-05 Richard Guenther <rguenther@suse.de>
3360 * tree.c (get_narrower): Do not construct COMPONENT_REFs
3361 with mismatched types. Instead explicitly build a
3362 conversion NOP_EXPR.
3364 2007-01-05 Ian Lance Taylor <iant@google.com>
3366 * c-common.c (decl_with_nonnull_addr_p): New function.
3367 (c_common_truthvalue_conversion): Call it.
3368 * c-typeck.c (build_binary_op): Likewise.
3369 * c-common.h (decl_with_nonnull_addr_p): Declare.
3371 2007-01-05 Jakub Jelinek <jakub@redhat.com>
3374 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
3377 2007-01-05 Joel Brobecker <brobecker@adacore.com>
3379 * doc/install.texi (Final install): Document the fact that
3380 the GNAT runtime should not be stripped.
3382 2007-01-04 Jan Hubicka <jh@suse.cz>
3384 * tree-inline.c (fold_marked_statements): Update operand caches
3385 and EH after folding
3387 2007-01-04 Ian Lance Taylor <iant@google.com>
3389 * c-common.c (check_function_nonnull): Whitespace fix.
3391 2007-01-04 Jan Hubicka <jh@suse.cz>
3393 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
3394 comitted older version of patch.
3395 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
3396 function, celanup cfg and collect garbage.
3398 2007-01-04 Mike Stump <mrs@apple.com>
3400 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
3403 2007-01-04 Eric Christopher <echristo@apple.com>
3405 * libgcc2.c (__bswapsi2): Use SItype.
3406 (__bswapdi2): Use DItype.
3407 * libgcc2.h: Update for above.
3409 2007-01-04 Paul Brook <paul@codesourcery.com>
3411 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
3412 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
3413 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
3414 umulsidi3, umulsidi3adddi, smulsi3_highpart,
3415 umulsi3_highpart): Make conditional on !arm_arch6.
3416 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
3417 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
3418 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
3419 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
3420 umulsi3_highpart_v6): New insns.
3422 2007-01-04 Roger Sayle <roger@eyesopen.com>
3424 * fold-const.c (fold_convert): When casting an expression to void,
3425 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
3426 have a type. Instead of attempting to build a NOP_EXPR, return
3427 these "special" trees directly.
3429 2007-01-04 Joseph Myers <joseph@codesourcery.com>
3431 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
3432 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
3433 rs6000_cost->fp not 0 as adjustment for outer NEG.
3435 2007-01-04 Jan Hubicka <jh@suse.cz>
3437 * cgraph.c (cgraph_release_function_body): New function.
3438 (cgraph_remove_node): Use it.
3439 * cgraph.h (cgraph_release_function_body): Declare.
3440 * cgraphunit.c (cgraph_expand_function): Use it.
3441 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
3442 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
3443 is initialized and while compilation of other function is running.
3444 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
3445 statement CFG annotations from here to ...
3446 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
3448 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
3450 * cfgloop.h (enum li_flags): Make the constants powers of two.
3452 2007-01-04 Jan Hubicka <jh@suse.cz>
3454 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
3456 (fold_marked_statements): New function.
3457 (optimize_inline_calls, tree_function_versioning): Fold new statements.
3458 * tree-inline.h (copy_body_data): Add statements_to_fold.
3460 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
3462 * config.gcc: Mention libgcc/config.host.
3463 * Makefile.in: Update comments mentioning libgcc.
3464 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
3465 (all.cross, start.encap, rest.encap, rest.cross): Update
3466 dependencies for libgcc move.
3467 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
3468 (clean-target, clean-target-libgcc): Delete.
3469 (srcdirify, GCC_EXTRA_PARTS): New macros.
3470 (libgcc-support, libgcc.mvars): New rules.
3471 (distclean): Remove mention of mklibgcc.
3472 (install): Don't reference INSTALL_LIBGCC.
3473 (install-common): Don't reference EXTRA_PARTS.
3474 (install-libgcc, install-multilib): Delete rules.
3475 * mklibgcc.in: Delete file.
3476 * doc/configfiles.texi: Don't mention mklibgcc.
3478 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
3479 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
3480 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
3481 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
3482 (mklibgcc, ldblspecs): Likewise.
3484 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
3485 (posixpre.def): Use $(T).
3486 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
3487 (SHLIB_SRC, SHLIB_INSTALL): Delete.
3488 (SHLIB_LINK): Make dummy.
3489 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
3491 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
3493 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
3494 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
3495 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
3496 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
3498 * configure.ac (all_outputs): Remove mklibgcc.
3499 * configure: Regenerated.
3501 2007-01-03 Josh Conner <jconner@apple.com>
3504 * calls.c (compute_argument_addresses): Set stack and stack_slot
3505 for partial args, too.
3506 (store_one_arg): Use locate.size.constant for the size when
3507 generating a save_area.
3509 2007-01-03 Robert Kennedy <jimbob@google.com>
3511 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
3512 whose definitions are deleted due to basic block merging.
3514 2007-01-03 Paul Brook <paul@codesourcery.com>
3517 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
3519 (use_return_insn): Return 0 for Thumb interrupt functions.
3520 (print_multi_reg): Add rfe argument for IRQ returns.
3521 (arm_output_epilogue): Pop interrupt return address directly into PC.
3522 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
3524 2007-01-03 Paul Brook <paul@codesourcery.com>
3526 Merge from sourcerygxx-4_1.
3527 * config/arm/thumb2.md: New file.
3528 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
3530 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
3531 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
3532 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
3533 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
3535 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
3536 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
3538 * config/arm/ieee754-sf.S: Ditto.
3539 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
3540 (thumb1_base_register_rtx_p): ... to this.
3541 (thumb_index_register_rtx_p): Rename...
3542 (thumb1_index_register_rtx_p): ... to this.
3543 (thumb_output_function_prologue): Rename...
3544 (thumb1_output_function_prologue): ... to this.
3545 (thumb_legitimate_address_p): Rename...
3546 (thumb1_legitimate_address_p): ... to this.
3547 (thumb_rtx_costs): Rename...
3548 (thumb1_rtx_costs): ... to this.
3549 (thumb_compute_save_reg_mask): Rename...
3550 (thumb1_compute_save_reg_mask): ... to this.
3551 (thumb_final_prescan_insn): Rename...
3552 (thumb1_final_prescan_insn): ... to this.
3553 (thumb_expand_epilogue): Rename...
3554 (thumb1_expand_epilogue): ... to this.
3555 (arm_unwind_emit_stm): Rename...
3556 (arm_unwind_emit_sequence): ... to this.
3557 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
3558 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
3559 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
3560 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
3561 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
3562 thumb2_output_casesi): New functions.
3563 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
3564 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
3565 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
3566 THUMB2_WORK_REGS): Define.
3567 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
3568 arm_condexec_mask, arm_condexec_masklen)): New variables.
3569 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
3570 (arm_override_options): Check new CPU capabilities.
3571 Set new architecture flag variables.
3572 (arm_isr_value): Handle v7m interrupt functions.
3573 (user_return_insn): Return 0 for v7m interrupt functions. Handle
3575 (const_ok_for_arm): Handle Thumb-2 constants.
3576 (arm_gen_constant): Ditto. Use movw when available.
3577 (arm_function_ok_for_sibcall): Return false for v7m interrupt
3579 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
3580 (thumb_find_work_register, arm_load_pic_register,
3581 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
3582 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
3583 print_multi_reg, output_mov_long_double_fpa_from_arm,
3584 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
3585 output_mov_double_fpa_from_arm, output_move_double,
3586 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
3587 output_return_instruction, arm_output_function_prologue,
3588 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
3589 arm_output_mi_thunk, thumb_set_return_address): Ditto.
3590 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
3591 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
3592 (arithmetic_instr, shift_op): Use arm_shift_nmem.
3593 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
3595 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
3596 (thumb_expand_prologue): Use thumb_set_frame_pointer.
3597 (arm_file_start): Output directive for unified syntax.
3598 (arm_unwind_emit_set): Handle stack alignment instruction.
3599 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
3600 Add v6t2, v7, v7a, v7r and v7m.
3601 (RETLDM): Add Thumb-2 code.
3602 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
3603 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
3604 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
3605 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
3606 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
3607 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
3608 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
3609 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
3610 ADJUST_INSN_LENGTH): Define.
3611 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
3612 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
3613 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
3614 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
3615 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
3616 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
3617 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
3618 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
3619 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
3620 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
3621 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
3622 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
3623 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
3624 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
3625 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
3626 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
3627 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
3629 * config/arm/arm-tune.md: Regenerate.
3630 * config/arm/arm-protos.h: Update prototypes.
3631 * config/arm/vfp.md: Enable patterns for Thumb-2.
3632 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
3633 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
3634 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
3635 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
3636 * config/arm/libunwind.S: Add Thumb-2 code.
3637 * config/arm/constraints.md: Update include Thumb-2.
3638 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
3639 * config/arm/ieee754-df.S: Ditto.
3640 * config/arm/bpabi.S: Ditto.
3641 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
3642 * config/arm/predicates.md (low_register_operand,
3643 low_reg_or_int_operand, thumb_16bit_operator): New.
3644 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
3645 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
3646 * config/arm/t-arm-elf: Add armv7 multilib.
3647 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
3649 (UNSPEC_STACK_ALIGN, ce_count): New.
3650 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
3651 arm_zero_extendsidi2, arm_zero_extendqidi2): New
3653 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
3654 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
3655 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
3656 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
3657 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
3658 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
3660 * doc/extend.texi: Document ARMv7-M interrupt functions.
3661 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
3663 2007-01-03 Jakub Jelinek <jakub@redhat.com>
3665 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
3666 (struct _Unwind_Context): Rename args_size to flags, remove
3667 signal_frame field, add a new args_size field and version field.
3668 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
3669 _Unwind_IsExtendedContext): New inline functions.
3670 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
3671 Assume by_value array is only present if _Unwind_IsExtendedContext.
3672 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
3673 _Unwind_IsSignalFrame.
3674 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
3675 (uw_update_context_1): Use _Unwind_SetSignalFrame.
3676 (uw_init_context_1): Initialize context->flags to
3677 EXTENDED_CONTEXT_BIT.
3678 * config/rs6000/linux-unwind.h (frob_update_context): Use
3679 _Unwind_SetSignalFrame.
3681 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3684 * gimplify.c (gimplify_modify_expr_complex_part): Move below
3685 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
3688 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
3690 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
3691 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
3692 RET, AT_SP): Remove.
3693 * config/i386/i386.md (*sse_prologue_save_insn): Use return
3696 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3697 * cfgbuild.c (find_basic_blocks): Likewise.
3698 * cfgrtl.c (rtl_create_basic_block): Likewise.
3699 * function.c (temp_slots_at_level): Likewise.
3700 * reg-stack.c (stack_regs_mentioned): Likewise.
3701 * regclass.c (allocate_reg_info): Likewise.
3702 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3703 set_bb_for_stmt, move_block_to_fn): Likewise.
3704 * tree-complex.c (tree_lower_complex): Likewise.
3705 * vec.h (VEC_safe_grow_cleared): New.
3707 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
3709 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
3711 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
3712 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
3714 * cfgloopmanip.c (scale_loop_frequencies): Export.
3715 (loopify): Scale the frequencies by prescribed coefficients.
3716 (set_zero_probability): New function.
3717 (duplicate_loop_to_header_edge): Improve updating of frequencies.
3718 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
3719 and frequencies according to arguments.
3720 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
3722 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
3723 * modulo-sched.c (sms_schedule): Set probabilities for entering
3724 versioned loop correctly.
3725 * tree-vect-transform.c (vect_transform_loop): Ditto.
3726 * cfgloop.h (loopify, loop_version): Declaration changed.
3727 (scale_loop_frequencies): Declared.
3729 2007-01-02 Jan Hubicka <jh@suse.cz>
3731 * cgraph.c: Include tree-flow.h
3732 (cgraph_add_new-function): Handle IPA_SSA mode; execute
3734 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
3735 * tree-pass.h (pass_all_early_optimizations): Declare.
3736 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
3738 (cgraph_analyze_function): Do early_local_passes.
3739 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
3740 Do not add referenced vars.
3741 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
3743 (gate_all_early_local_passes): New gate.
3744 (pass_early_local_passes): Use new gate.
3745 (execute_early_local_optimizations): New functions.
3746 (gate_all_early_optimizations): New gate.
3747 (pass_all_early_optimizations): New pass.
3748 (execute_free_datastructures): Free SSA only when initialized.
3749 (gate_init_datastructures): Init only when optimizing.
3750 (tree_lowering_passes): Do early local passes when called late.
3751 * tree-profile.c (do_tree_profiling): Don't profile functions added
3753 (do_early_tree_profiling, pass_early_tree_profile): Kill.
3754 * tree-cfg.c (update_modified_stmts): Do not update when operands are
3756 * passes.c (init_optimizations_passes): Reorder so we go into SSA
3757 during early_local_passes.
3758 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
3761 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
3763 * Makefile.in: Update copyright year.
3765 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
3767 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
3768 in $(lang_checks) and check-consistency targets.
3770 2007-01-02 Jan Hubicka <jh@suse.cz>
3772 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
3773 Do not add referenced vars.
3774 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
3776 * passes.c (init_optimization_passes): Put mudflap_2 after
3777 free_datastructures.
3779 2007-01-02 Jan Hubicka <jh@suse.cz>
3781 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
3782 Set NOTHROW flag on call statements proved to be nothrow.
3783 Update statement of local calls so new pure/const functions are
3784 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
3786 (tree_rest_of_compilation): Register hooks and initialize bitmap
3787 early. Do not set after_inlining flag.
3789 2007-01-02 Steve Ellcey <sje@cup.hp.com>
3791 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
3792 HOST_BITS_PER_LONGLONG
3794 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3797 * c-typeck.c (store_init_value): Don't emit pedantic overflow
3798 warning for non-static initializers.
3800 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
3802 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
3803 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
3804 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
3805 Always use set_unique_reg_note to add REG_EQUAL notes.
3807 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3810 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3812 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3813 * cfgbuild.c (find_basic_blocks): Likewise.
3814 * cfgrtl.c (rtl_create_basic_block): Likewise.
3815 * function.c (temp_slots_at_level): Likewise.
3816 * reg-stack.c (stack_regs_mentioned): Likewise.
3817 * regclass.c (allocate_reg_info): Likewise.
3818 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3819 set_bb_for_stmt, move_block_to_fn): Likewise.
3820 * tree-complex.c (tree_lower_complex): Likewise.
3821 * vec.h (VEC_safe_grow_cleared): New.
3823 2007-01-02 Ian Lance Taylor <iant@google.com>
3825 * c-common.c (c_common_truthvalue_conversion): When warning about
3826 using an assignment as a truth value, set TREE_NO_WARNING.
3828 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3831 * c.opt (Wold-style-declaration): New.
3832 * doc/invoke.texi (C-only Warning Options): New.
3833 (Wold-style-declaration): Document it.
3834 (Wextra): Enabled by -Wextra.
3835 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3836 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
3837 -Wold-style-declaration.
3839 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3841 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3842 * cfgbuild.c (find_basic_blocks): Likewise.
3843 * cfgrtl.c (rtl_create_basic_block): Likewise.
3844 * function.c (temp_slots_at_level): Likewise.
3845 * reg-stack.c (stack_regs_mentioned): Likewise.
3846 * regclass.c (allocate_reg_info): Likewise.
3847 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3848 set_bb_for_stmt, move_block_to_fn): Likewise.
3849 * tree-complex.c (tree_lower_complex): Likewise.
3850 * vec.h (VEC_safe_grow_cleared): New.
3852 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
3854 * c-common.c (c_common_nodes_and_builtins): Since variants of
3855 void_type_node get built before it is given a name, we need to
3856 give those variants the name, too.
3857 (complete_array_type): We need to work with the canonical main
3858 type of the array, from which we will build the qualified version.
3859 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
3860 * print-tree.c (print_node): Display canonical type information
3862 * stor-layout.c (layout_type): When we don't know the
3863 alignment of a type for which we're building an array, we end up
3864 guessing wrong, so make the type require structural equality.
3865 * tree.c (make_node_stat): When we build a new type, it is its
3867 (build_type_attribute_qual_variant): When building an attribute
3868 variant, its canonical type is the non-attribute variant. However,
3869 if the attributes are target-dependent and they differ, we need to
3870 use structural equality checks for this type.
3871 (build_qualified_type): A qualified type is not equivalent to its
3872 unqualified variant; set the canonical type appropriately.
3873 (build_distinct_type_copy): When building a distinct type from
3874 another type, the new type is its own canonical type.
3875 (build_variant_type_copy): When building a new type variant, we
3876 assume that it is equivalent to the original type.
3877 (build_pointer_type_for_mode): When building a pointer type, also
3878 build a canonical type pointer.
3879 (build_reference_type_for_mode): When building a reference type,
3880 also build a canonical type reference.
3881 (build_index_type): When we can't hash an index type (e.g.,
3882 because its maximum value is negative), the index type requires
3883 structural equality tests.
3884 (build_array_type): Build the canonical form of an array type.
3885 (build_function_type): Function types require structural equality,
3886 because they contain default arguments, attributes, etc.
3887 (build_method_type_directly): Ditto for method types.
3888 (build_offset_type): Build the canonical offset type.
3889 (build_complex_type): Build the canonical vector type.
3890 (make_vector_type): Build the canonical vector type.
3891 * tree.h (TYPE_CANONICAL): New.
3892 (TYPE_STRUCTURAL_EQUALITY_P): New.
3893 (SET_TYPE_STRUCTURAL_EQUALITY): New.
3894 (struct tree_type): Added "canonical" field.
3895 * params.h (VERIFY_CANONICAL_TYPES): New.
3896 * doc/c-tree.texi (TYPE_CANONICAL): Document.
3897 (TYPE_STRUCTURAL_EQUALITY_P): Document.
3898 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
3899 * doc/invoke.texi (verify-canonical-types): Document --param
3900 parameter for verifying canonical types.
3902 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3904 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
3905 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
3906 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
3907 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
3909 * config/rs6000/e500.h: New.
3910 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
3911 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
3913 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
3914 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
3915 TARGET_E500_DOUBLE): Remove.
3916 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
3917 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
3918 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
3919 * config/rs6000/rs6000.c (rs6000_override_options): Use
3922 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3924 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
3925 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
3926 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
3927 rs6000_emit_cmove): Don't check TARGET_E500.
3928 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
3929 sordered): Don't check TARGET_E500.
3931 2007-01-01 Eric Christopher <echristo@apple.com>
3933 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
3934 HARD_REGISTER_NUM_P.
3936 2007-01-01 Roger Sayle <roger@eyesopen.com>
3938 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
3939 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
3940 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
3943 2007-01-01 Mike Stump <mrs@apple.com>
3945 * configure.ac: Remove support for building with Apple's gcc-3.1.
3947 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3950 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
3951 REG is a hard register. Do not modify REG before calling
3953 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
3954 multiple of the size of YMODE for certain lowpart cases.
3956 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3959 * gimplify (voidify_wrapper_expr): Update for
3962 2007-01-01 Andreas Schwab <schwab@suse.de>
3965 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
3966 save of BR0 in extra_spill_size instead of spill_size.
3967 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
3969 (ia64_expand_epilogue): Restore BR0 from its new location.
3971 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3973 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
3974 Use a temporary variable if the left hand side is not a gimple
3977 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3979 * gimplify.c (gimplify_return_expr): Make the temporary variable
3980 for the return expression, a gimple register variable.
3982 2007-01-01 Jan Hubicka <jh@suse.cz>
3984 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
3987 2007-01-01 Mike Stump <mrs@apple.com>
3989 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
3991 * config/darwin.c (machopic_select_rtx_section): Use
3993 (darwin_mergeable_constant_section): Likewise.
3994 * configure: Regenerate.
3995 * config.in: Regenerate.
3997 2007-01-01 Jan Hubicka <jh@suse.cz>
3998 Andrew Pinski <pinskia@gmail.com>
4000 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
4001 before starting IPA passes.