1 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
5 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8 2007-02-05 Roger Sayle <roger@eyesopen.com>
10 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
11 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
12 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
13 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
14 before canonicalizing sincos to cexpi.
15 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
17 2007-02-05 Roger Sayle <roger@eyesopen.com>
19 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
21 (alpha_init_builtins): Use alpha_add_builtins to process tables.
23 2007-02-05 Roger Sayle <roger@eyesopen.com>
25 * mips-tfile.c (initialize_init_file): Correct endianness test.
27 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
29 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
32 2007-02-05 Richard Sandiford <richard@codesourcery.com>
34 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
35 saves in a PARALLEL before the register assignments.
37 2007-02-05 Richard Sandiford <richard@codesourcery.com>
39 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
40 DWARF_FRAME_RETURN_COLUMN to be a general register.
41 * dwarf2out.c (init_return_column_size): New function, split from...
42 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
43 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
44 to be nongeneral registers.
45 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
47 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
48 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
50 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
52 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
54 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
56 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
57 (remove_path): Use can_remove_branch_p and remove_branch instead
58 of loop_delete_branch_edge.
59 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
60 (tree_transform_and_unroll_loop): Remove dead branches immediately.
61 Update profile using scale_dominated_blocks_in_loop.
62 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
63 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
64 (can_remove_branch_p, remove_branch): Declare.
65 * tree-cfg.c (tree_can_remove_branch_p): New function.
66 (tree_cfg_hooks): Add tree_can_remove_branch_p.
67 * cfgrtl.c (rtl_can_remove_branch_p): New function.
68 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
70 2007-02-05 Jan Hubicka <jh@suse.cz>
73 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
74 nodes in cgraph, don't remove offline copy of the function.
76 2007-02-04 Jan Hubicka <jh@suse.cz>
78 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
79 vectors might cause maybe_lookup_element_for_expr to be called
82 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
84 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
85 config/bfin/bfin.md, config/bfin/predicates.md: Follow
88 2007-02-04 Richard Guenther <rguenther@suse.de>
91 * fold-const.c (try_move_mult_to_index): Make sure to not
92 overflow one dimension of a multi-dimensional array access.
94 2007-02-04 Jan Hubicka <jh@suse.cz>
96 * passes.c (init_optimization_passes): Reindent.
98 2007-02-04 Jan Hubicka <jh@suse.cz>
99 Eric Botcazou <ebotcazou@adacore.com>
101 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
102 (execute_fixup_cfg): Break out the abnormal goto code.
103 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
104 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
105 (optimize_inline_calls): Call make_nonlocal_label_edges.
107 2007-02-04 Jan Hubicka <jh@suse.cz>
109 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
110 true when something was changed.
111 (rename_ssa_copies): When something was changed, do
112 TODO_remove_unused_locals.
113 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
114 add TODO_remove_unused_locals when instruction was removed.
116 2007-02-04 Jan Hubicka <jh@suse.cz>
118 * ipa-inline.c (try_inline): Improve debug output; work on already
120 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
121 call try_inline for already inlined edges too when flattening;
122 inline also functions that make callee growth but overall unit size
125 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
127 * config/m32c/bitops.md, config/m32c/jump.md,
128 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
129 config/m32r/m32r.h, config/m32r/m32r.md,
130 config/m32r/predicates.md, config/m68hc11/larith.asm,
131 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
132 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
133 config/mips/mips-protos.h, config/mips/mips.c,
134 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
135 config/mn10300/mn10300.h, config/mn10300/predicates.md,
136 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
137 spelling conventions.
139 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
140 Follow spelling conventions.
142 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
144 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
145 warn about C++0x compatibility.
147 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
149 * config/h8300/h8300.c, config/h8300/h8300.h,
150 config/h8300/h8300.md: Follow spelling conventions.
152 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
155 * combine.c (try_combine): Do not substitute source operand
156 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
158 2007-02-03 Jan Hubicka <jh@suse.cz>
160 PR gcov-profile/30650
161 * value-prof.c (stringop_block_profile): Fix handling of size counter;
162 do not divide by zero for never executed counters.
163 (tree_find_values_to_profile): Fix counters.
164 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
166 2007-02-03 Ian Lance Taylor <iant@google.com>
168 * lower-subreg.c (simple_move_operand): New static function,
169 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
171 (simple_move): Call simple_move_operand.
172 (find_decomposable_subregs): Add special handling of MEMs.
173 (can_decompose_p): Rename from cannot_decompose_p. Reverse
174 meaning of return value. If we see a hard register, test whether
175 it can store a word_mode value. Change all callers.
177 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
179 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
180 ftrapv insns and expanders.
181 (subdi3): Change define_expand operand 1 to arith11_operand, and
182 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
183 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
184 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
188 * varasm.c (notice_global_symbol): Treat global objects as weak when
191 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
193 * emit-rtl.c (dconstpi): Delete.
195 (init_emit_once): Delete dconstpi and init dconstsqrt2.
196 * real.h (dconstpi): Delete.
198 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
199 (fold_builtin_hypot): Likewise.
201 2007-02-03 Tom Tromey <tromey@redhat.com>
204 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
205 -gcoff3, -gxcoff3, -gvms3 implies -dD.
207 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
209 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
210 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
211 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
212 config/rs6000/cell.md, config/rs6000/darwin.h,
213 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
214 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
215 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
216 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
217 typos. Follow spelling conventions.
218 * doc/invoke.texi: Follow spelling conventions.
220 2007-02-03 Roger Sayle <roger@eyesopen.com>
222 * simplify-rtx.c (simplify_relational_operation_1): Implement some
223 canonicalization transformations that attempt to simplify integer
224 constant comparisons to become comparisons against zero.
226 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
228 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
230 * fold-const.c (fold_binary): Fix comment typos. Fold complex
231 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
233 2007-02-02 Mike Stump <mrs@apple.com>
235 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
236 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
237 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
238 generate a branch island.
240 2007-02-02 Bob Wilson <bob.wilson@acm.org>
242 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
243 (xtensa_legitimate_address_p): New.
244 (xtensa_legitimize_address): New.
245 (xtensa_output_addr_const_extra): New.
246 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
248 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
249 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
250 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
251 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
252 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
253 (xtensa_legitimize_address): New.
254 (xtensa_output_addr_const_extra): New.
256 2007-02-02 Steve Ellcey <sje@cup.hp.com>
258 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
260 2007-02-02 Ian Lance Taylor <iant@google.com>
262 * expmed.c (expand_divmod): Add comment.
264 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
266 * emit-rtl.c (renumber_insns): Remove.
267 * flags.h: Remove the extern for flag_renumber_insns.
268 * rtl.h: Remove the prototype for renumber_insns.
269 * toplev.c (flag_renumber_insns): Remove.
271 2007-02-02 Hui-May Chang <hm.chang@apple.com>
273 Revert for x86 darwin:
274 2005-06-19 Uros Bizjak <uros@kss-loka.si>
276 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
277 code before the following patch under TARGET_MACHO.
278 (ix86_function_value_regno_p): Likewise.
280 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
282 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
285 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
288 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
289 general or fp registers. Add comments.
290 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
292 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
294 * pointer-set.c (insert_aux): Only return insertion slot.
295 (pointer_set_insert): Adjust.
296 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
297 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
298 pointer_map_traverse): New.
299 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
300 pointer_map_create, pointer_map_destroy, pointer_map_insert,
301 pointer_map_contains, pointer_map_traverse): Declare.
303 2007-02-02 Jakub Jelinek <jakub@redhat.com>
306 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
307 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
309 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
311 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
313 (struct _dep): New type.
314 (dep_t): New typedef.
315 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
316 (DEP_STATUS): New access macro. The macro with the same name was
317 renamed to DEP_LINK_STATUS.
318 (dep_init): Declare function
320 (struct _dep_link): New type.
321 (dep_link_t): New typedef.
322 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
323 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
324 (DEP_LINK_STATUS): New macro.
325 (debug_dep_links): New debug function.
327 (struct _deps_list): New type.
328 (deps_list_t): New typedef.
329 (DEPS_LIST_FIRST): New access macro.
330 (FOR_EACH_DEP_LINK): New cycle macro.
331 (create_deps_list, free_deps_list, delete_deps_list): Declare
333 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
334 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
335 (copy_deps_list_change_con): Ditto.
337 (move_dep_link): Declare function.
339 (struct _dep_node): New type.
340 (dep_node_t): New typedef.
341 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
343 (struct haifa_insn_data.back_deps): New field to hold backward
344 dependencies of the insn.
345 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
347 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
348 Change its type to deps_list_t.
349 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
350 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
351 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
353 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
355 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
357 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
361 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
362 (ds_to_dk, dk_to_ds): New functions.
364 (init_dep_1): New static function.
365 (init_dep): New function.
366 (copy_dep): New static function.
368 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
370 (detach_dep_link): New static function.
371 (move_dep_link): New function.
373 (dep_links_consistent_p, dump_dep_links): New static functions.
374 (debug_dep_links): New debugging function.
376 (deps_obstack, dl_obstack, dn_obstack): New static variables.
378 (alloc_deps_list, init_deps_list): New static functions.
379 (create_deps_list): New function.
380 (clear_deps_list): New static function.
381 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
382 (deps_list_consistent_p, dump_deps_list): New static functions.
383 (debug_deps_list): New function.
384 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
386 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
388 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
389 use new scheduler dependencies lists.
390 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
391 (sched_analyze): Ditto. Initialize dependencies lists.
392 (add_forw_dep, compute_forward_dependences): Update to use new
393 scheduler dependencies lists.
395 (init_dependency_caches): Init deps_obstack.
396 (free_dependency_caches): Free deps_obstack.
398 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
399 new scheduler dependencies lists.
400 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
401 (add_back_forw_dep, delete_back_forw_dep): Ditto.
403 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
404 Update to use new scheduler dependencies lists.
405 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
406 (debug_dependencies): Ditto.
407 (schedule_region): Update comments.
409 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
410 scheduler dependencies lists.
411 (schedule_ebb): Update comments.
413 * rtl.def (DEPS_LIST): Remove.
415 * lists.c (unused_deps_list): Remove.
416 (free_list): Update assertions.
418 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
419 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
421 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
422 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
424 * haifa-sched.c (comments): Update.
425 (insn_cost1): Remove. Inline the code into insn_cost ().
426 (insn_cost): Update to use new scheduler dependencies lists. Move
427 processing of the dependency cost to dep_cost ().
428 (dep_cost): New function. Use it instead of insn_cost () when
429 evaluating cost of the dependency. Use compatible interface to
430 interact with the target.
431 (priority): Update to use new scheduler dependencies lists.
432 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
433 with greater number of insns that depend on the insn.
434 (schedule_insn): Update to use new scheduler dependencies lists. Add
435 code to free backward dependencies lists. Inline and optimize code
436 from resolve_dep () - see PR28071.
437 (ok_for_early_queue_removal): Update to use new scheduler dependencies
438 lists. Update call to targetm.sched.is_costly_dependence hook.
440 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
441 scheduler dependencies lists.
443 (resolve_dep): Remove. Move the logic to schedule_insn ().
444 (init_h_i_d): Initialize dependencies lists.
446 (process_insn_depend_be_in_spec): Rename to
447 process_insn_forw_deps_be_in_spec. Update to use new scheduler
449 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
450 Update to use new scheduler dependencies lists.
451 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
453 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
454 new scheduler dependencies lists.
455 (build_intra_loop_deps): Ditto.
457 * target.h (struct _dep): Declare to use in
458 gcc_target.sched.is_costly_dependence.
459 (struct gcc_target.sched.adjust_cost): Fix typo.
460 (struct gcc_target.sched.is_costly_dependence): Change signature to use
461 single dep_t parameter instead of an equivalent triad.
462 (struct gcc_target.sched.adjust_cost_2): Remove.
464 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
466 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
468 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
470 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
472 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
473 (REG_DEP_TRUE): Document.
475 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
476 Change signature to correspond to the targetm.sched.adjust_cost hook.
477 Update use in TARGET_SCHED_ADJUST_COST_2.
478 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
479 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
480 new scheduler dependencies lists.
481 (ia64_gen_check): Ditto.
483 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
486 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
487 signature to correspond to the targetm.sched.is_costly_dependence hook.
488 (is_costly_group): Update to use new scheduler dependencies lists.
490 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
491 instead of INSN_COST () macro.
493 2007-02-01 Ian Lance Taylor <iant@google.com>
495 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
497 2007-02-01 Guy Martin <gmsoft@gentoo.org>
499 * pa.md (tp_load): Correct mfctl instruction syntax.
501 2007-02-01 Geoffrey Keating <geoffk@apple.com>
503 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
504 altivec_padding_size calculation on AIX. Improve comment, add
505 assert to verify that it's right.
507 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
510 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
513 * global.c (global_alloc): Add mising initialization of
516 2007-02-01 Roger Sayle <roger@eyesopen.com>
518 * alias.c (init_alias_analysis): Correct whitespace.
519 * bb-reorder.c (fix_edges_for_rarely_executed_code,
520 partition_hot_cold_basic_blocks): Likewise.
521 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
522 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
523 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
524 fold_builtin_snprintf_chk, fold_builtin_printf,
525 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
526 do_mpfr_arg3, do_mpfr_sincos): Likewise.
527 * cfgcleanup.c (cleanup_cfg): Likewise.
528 * cfgexpand.c (tree_expand_cfg): Likewise.
529 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
530 * function.c (get_next_funcdef_no): Likewise.
531 * gengtype.c (main): Likewise.
532 * genmodes.c (main): Likewise.
533 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
534 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
535 * ifcvt.c (noce_emit_move_insn): Likewise.
536 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
538 * stor-layout.c (get_best_mode): Likewise.
539 * tree-ssa-loop-niter.c (get_val_for): Likewise.
540 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
541 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
542 perform_var_substitution, solve_graph): Likewise.
543 * tree-vrp.c (vrp_finalize): Likewise.
545 2007-02-01 Ian Lance Taylor <iant@google.com>
547 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
548 high part of a paradoxical subreg, return a constant zero.
550 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
552 * toplev.c (lang_dependent_init): Call init_set_costs.
553 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
555 2007-02-01 Richard Guenther <rguenther@suse.de>
558 * fold-const.c (fold_negate_expr): Allow negating a
559 constant if overflow does not change.
561 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
563 * doc/c-tree.texi (Expression trees): Improve markup.
564 * doc/tm.texi (Register Classes, Addressing Modes)
565 (Floating Point): Fix spacing after abbreviations. Fix some
568 2007-02-01 Ben Elliston <bje@au.ibm.com>
570 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
571 * doc/contrib.texi: Likewise.
572 * doc/install.texi: Likewise.
574 2007-01-31 Richard Henderson <rth@redhat.com>
575 Ian Lance Taylor <iant@google.com>
577 * lower-subreg.c: New file.
578 * rtl.def (CONCATN): Define.
579 * passes.c (init_optimization_passes): Add pass_lower_subreg and
581 * emit-rtl.c (update_reg_offset): New static function, broken out
582 of gen_rtx_REG_offset.
583 (gen_rtx_REG_offset): Call update_reg_offset.
584 (gen_reg_rtx_offset): New function.
585 * regclass.c: Revert patch of 2006-03-05, restoring
587 (clear_reg_info_regno): New function.
588 * dwarf2out.c (concatn_loc_descriptor): New static function.
589 (loc_descriptor): Handle CONCATN.
590 * common.opt (fsplit_wide_types): New option.
591 * opts.c (decode_options): Set flag_split_wide_types when
593 * timevar.def (TV_LOWER_SUBREG): Define.
594 * rtl.h (gen_reg_rtx_offset): Declare.
595 (reg_scan_update): Declare.
596 * regs.h (clear_reg_info_regno): Declare.
597 * tree-pass.h (pass_lower_subreg): Declare.
598 (pass_lower_subreg2): Declare.
599 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
600 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
602 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
603 * Makefile.in (OBJS-common): Add lower-subreg.o.
604 (lower-subreg.o): New target.
606 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
608 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
610 2007-01-31 Anatoly Sokolov <aesok@post.ru>
613 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
615 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
618 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
620 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
622 * cfgloop.h: Include vec-prim.h.
623 (enum li_flags): Remove LI_ONLY_OLD.
624 (loop_iterator): Changed.
625 (fel_next, fel_init): Iterate over loop tree.
626 (FOR_EACH_LOOP_BREAK): New macro.
627 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
629 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
630 * modulo-sched.c (sms_schedule): Ditto.
631 * tree-vectorizer.c (vectorize_loops): Ditto.
632 * doc/loop.texi: Update information on loop numbering and behavior of
633 FOR_EACH_LOOP wrto new loops.
634 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
635 add_to_evolution_1): Test nestedness of loops instead of comparing
637 * tree-chrec.c (chrec_fold_plus_poly_poly,
638 chrec_fold_multiply_poly_poly, chrec_evaluate,
639 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
640 reset_evolution_in_loop): Ditto.
641 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
643 2007-01-31 Dirk Mueller <dmueller@suse.de>
645 * c-common.c (warn_about_parentheses): Separate warning about
646 un-parenthized sequence of comparison operators from the one
647 which is supposed to warn about x <= y <= z.
649 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
651 * optabs.h (enum optab_index): Add new OTI_isinf.
652 (isinf_optab): Define corresponding macro.
653 * optabs.c (init_optabs): Initialize isinf_optab.
654 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
656 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
657 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
659 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
660 expand_builtin_interclass_mathfn.
661 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
662 * config/i386/i386.md (UNSPEC_FXAM): New constant.
663 (fxam<mode>2_i387): New insn pattern.
664 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
665 built-in functions as x87 inline asm.
667 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
669 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
671 2007-01-30 Eric Christopher <echristo@apple.com>
673 * config.gcc: Add geode.
675 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
677 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
678 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
679 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
680 value-prof.c: Fix comment typos.
682 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
685 * doc/invoke.texi (Wpointer-arith): Document warning.
687 2007-01-30 Janis Johnson
689 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
690 the list of discrepancies from the draft TR.
692 2007-01-30 Dirk Mueller <dmueller@suse.de>
695 * doc/invoke.texi (-Wreturn-type): Update description to
698 2007-01-30 Richard Sandiford <richard@codesourcery.com>
700 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
702 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
704 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
705 to handle optabs that operate on floating point input argument and
706 output to integer output.
707 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
708 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
709 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
710 expand_builtin_interclass_mathfn ().
711 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
713 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
714 ilogbl built-in functions as x87 intrinsics.
716 2007-01-30 Richard Guenther <rguenther@suse.de>
719 * dwarf2out.c (reference_to_unused): Query varpool if the
722 2007-01-30 Richard Guenther <rguenther@suse.de>
725 * passes.c (execute_one_pass): Reset in_gimple_form to not
726 confuse non-unit-at-a-time mode.
728 2007-01-29 Roger Sayle <roger@eyesopen.com>
729 Richard Guenther <rguenther@suse.de>
731 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
732 avoid undefined behaviour on overflow. Use force_fit_type_double
733 to construct the constant with the specified TREE_OVERFLOW.
735 2007-01-29 Janis Johnson <janis187@us.ibm.com>
737 * config/dfp-bit.c: Add parameterized support for fp exceptions.
738 * config/dfp-bit.h: Ditto.
740 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
742 * c-decl.c (pop_scope): Replace warnings with call to
743 warn_for_unused_label.
744 * c-common.h (warn_for_unused_label): Declare.
745 * c-common.c (warn_for_unused_label): Define.
747 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
749 * tree-optimize.c (update_inlined_to_pointers): Delete unused
752 2007-01-29 Janis Johnson <janis187@us.ibm.com>
754 * Makefile.in (USER_H): Remove decfloat.h.
755 * ginclude/decfloat.h: Delete, moving contents to ...
756 * ginclude/float.h: Add support for decimal floating point,
757 guarded by __STDC_WANT_DEC_FP__.
759 2007-01-29 Mike Stump <mrs@apple.com>
761 * doc/gccint.texi (Top): Rename Loop Representation to Loop
762 Analysis and Representation to resolve case insensitive conflict.
763 * doc/loop.texi (Loop Analysis and Representation): Likewise.
765 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
767 * tree.h (struct tree_memory_tag): Add aliases member.
768 (MTAG_ALIASES): New macro.
769 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
770 (add_may_alias): Remove pointer-set. Update for may_aliases being
772 (mark_aliases_call_clobbered): Update for may_aliases being a
774 (compute_tag_properties): Ditto.
775 (create_partition_for): Ditto.
776 (compute_memory_partitions): Ditto.
777 (dump_may_aliases_for): Ditto.
778 (is_aliased_with): Ditto.
779 (add_may_alias_for_new_tag): Ditto.
780 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
781 (compute_is_aliased): New function.
782 (compute_may_aliases): Call compute_is_aliased).
783 (init_alias_info): Initialize alias_bitmap_obstack.
784 (union_alias_set_into): New function.
785 (compute_flow_sensitive_aliasing): Use union_aliases_into.
786 (have_common_aliases_p): Rewrite to take two bitmaps and use
788 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
790 (finalize_ref_all_pointers): Update for add_may_alias changes.
791 (new_type_alias): Ditto.
792 * tree-flow-inline.h (may_aliases): Return a bitmap.
793 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
794 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
795 may_aliases being a bitmap.
796 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
797 may_aliases now returns a bitmap.
798 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
800 * tree-ssa-operands.c (add_virtual_operand): Update for
801 may_aliases being a bitmap.
803 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
805 PR tree-optimization/30630
806 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
809 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
812 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
813 expanded only once even if an error occurs.
815 2007-01-29 Ben Elliston <bje@au.ibm.com>
817 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
818 (__gcov_average_profiler): Likewise.
819 (__gcov_ior_profiler): Likewise.
820 (__gcov_merge_ior): Likewise.
822 2007-01-28 Jan Hubicka <jh@suse.cz>
824 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
825 * value-prof.c (stringop_block_profile): Likewise.
827 2007-01-28 Jan Hubicka <jh@suse.cz>
829 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
830 variant handling histograms; add wrapper.
831 (clear_storage_via_libcall): Export.
832 (emit_block_move_hints): Break out from ...; add histograms.
833 (emit_block_move): ... this one.
834 (clear_storage_hints): Break out from ...; add histograms.
835 (clear_storage): ... this one.
836 (set_storage_via_memset): Handle histogram.
837 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
838 (clear_storage_hints, clear_storage_via_libcall): Declare.
839 (set_storage_via_setmem): Update prototype.
840 * doc/md.texi (movmem, setmem): Document new arguments.
842 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
844 (stringop_block_profile): New global function.
845 (tree_stringops_values_to_profile): Profile block size and alignment.
846 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
848 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
849 (stringop_block_profile): Declare.
850 * builtins.c: Include value-prof.h.
851 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
852 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
853 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
854 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
855 * profile.c (instrument_values): Add new counters.
856 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
858 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
859 (tree_init_edge_profiler): Build new profilers.
860 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
861 (pass_tree_profile): Add dump.
862 (tree_profile_hooks): Update.
863 * Makefile.in (LIBGCOV): Add new constants.
864 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
865 __gcov_ior_profiler): New.
866 * i386.md (movmem/setmem expanders): Add new optional arguments.
868 2007-01-28 David Edelsohn <edelsohn@gnu.org>
870 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
872 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
874 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
875 (tree_unswitch_single_loop): Pass eni_size_weights to
877 * tree-ssa-loop-manip.c: Include tree-inline.h.
878 (can_unroll_loop_p): Pass eni_size_weights to
880 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
881 Pass eni_size_weights to estimate_num_insns.
882 * tree.h (init_inline_once): Export.
883 * toplev.c (backend_init): Call init_inline_once.
884 * cgraphunit.c (cgraph_process_new_functions,
885 cgraph_analyze_function): Pass eni_inlining_weights to
887 * ipa-inline.c (compute_inline_parameters): Ditto.
888 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
889 to estimate_num_insns.
890 (try_unroll_loop_completely): Pass eni_size_weights to
892 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
893 ot estimate_num_insns.
894 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
895 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
896 * tree-inline.c (eni_inlining_weights, eni_size_weights,
897 eni_time_weights): New variables.
898 (init_inline_once): Initialize them.
899 (struct eni_data): Mew.
900 (estimate_num_insns_1, estimate_num_insns): Use weights.
901 * tree-inline.h (struct eni_weights_d): New.
902 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
903 (estimate_num_insns): Declaration changed.
904 * cfgloop.h (tree_num_loop_insns): Declaration changed.
905 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
906 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
908 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
910 * tree-data-ref.c (conflict_fn): Assert that the number of affine
911 relations in the conflict function is valid.
913 2007-01-27 Ian Lance Taylor <iant@google.com>
915 * common.opt: Add fstrict-overflow.
916 * opts.c (decode_options): Set flag_strict_overflow if -O2.
917 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
918 (TYPE_OVERFLOW_UNDEFINED): Define.
919 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
921 * tree.h (TYPE_TRAP_SIGNED): Don't define.
922 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
923 (fold_negate_expr): Likewise.
924 (make_range): Likewise.
925 (extract_muldiv_1): Likewise.
926 (maybe_canonicalize_comparison): Likewise.
927 (fold_comparison): Likewise.
928 (fold_binary): Likewise.
929 (tree_expr_nonnegative_p): Likewise.
930 (tree_expr_nonzero_p): Likewise.
931 * tree-vrp.c (compare_values): Likewise.
932 (extract_range_from_binary_expr): Likewise.
933 (extract_range_from_unary_expr): Likewise.
934 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
936 (nowrap_type_p): Likewise.
937 * tree-scalar-evolution.c (simple_iv): Likewise.
938 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
939 (build_range_check): Likewise.
940 (extract_muldiv_1): Likewise.
941 (fold_comparison): Likewise.
942 * tree-vrp.c (vrp_int_const_binop): Likewise.
943 (extract_range_from_unary_expr): Likewise.
944 * convert.c (convert_to_integer): Likewise.
945 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
946 (fold_comparison): Likewise.
947 (fold_binary): Likewise.
948 * optabs.c (optab_for_tree_code): Likewise.
949 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
950 * simplify-rtx.c (simplify_const_relational_operation): Check
951 flag_strict_overflow and flag_trapv.
952 (simplify_const_relational_operation): Likewise.
953 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
954 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
957 2007-01-27 Roger Sayle <roger@eyesopen.com>
959 * tree.c (tree_fold_gcd): Delete.
960 * tree.h (tree_fold_gcd): Remove prototype.
961 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
962 test whether one constant integer is a multiple of another. Instead
963 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
964 * fold-const.c (multiple_of_p): We've determined both TOP and
965 BOTTOM are integer constants so we can call int_const_binop directly
966 instead of the more generic const_binop.
968 2007-01-27 Roger Sayle <roger@eyesopen.com>
970 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
971 1*X check that the constant hasn't overflowed, to preserve the
973 (round_up): Provide an efficient implementation when rouding-up an
974 INTEGER_CST to a power-of-two.
976 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
978 * doc/sourcebuild.texi: Add comma for clarity.
979 * doc/extend.texi: Fix some typos.
980 * doc/passes.texi: Likewise.
981 * doc/cppinternals.texi: Likewise.
982 * doc/c-tree.texi: Likewise.
983 * doc/tree-ssa.texi: Likewise.
984 * doc/install.texi: Likewise.
986 2007-01-27 Jan Hubicka <jh@suse.cz>
988 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
989 (pass_sra): Do not require alias information.
990 * passes.c (init_optimization_passes): Add SRA
992 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
994 * tracer.c (rest_of_handle_tracer): We already cleaned
995 up the CFG in tracer() so don't do it here again.
996 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
997 cleanup_cfg here, either. And don't call renumber_insns.
999 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
1000 and BB_HEAD are in the insn stream here. Instead make sure
1001 that BB_INSN is valid on all insns. Also, do check here that
1002 there are no pending branch predictions...
1003 (rtl_verify_flow_info): ...instead of doing it here. Checks
1004 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
1007 2007-01-26 Roger Sayle <roger@eyesopen.com>
1009 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
1010 function to simplify/factorize operand order canonicalization.
1011 (ix86_fixup_binary_operands): Reorganize using the above function.
1012 (ix86_binary_operator_ok): Likewise.
1014 2007-01-27 Jakub Jelinek <jakub@redhat.com>
1016 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
1017 file scope from optimize_attrs.
1018 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
1020 (optimize_attrs): Clear insn_code_values after freeing it.
1022 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
1024 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
1025 a parts.base assignment.
1027 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
1029 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
1030 (compute_subscript_distance, initialize_data_dependence_relation,
1031 finalize_ddr_dependent, analyze_ziv_subscript,
1032 analyze_siv_subscript_cst_affine,
1033 compute_overlap_steps_for_affine_univar,
1034 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1035 analyze_siv_subscript, analyze_miv_subscript,
1036 analyze_overlapping_iterations, subscript_dependence_tester_1,
1037 compute_self_dependence, free_dependence_relation): Work
1038 with affine_fn instead of chrecs.
1039 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
1040 common_affine_function, affine_function_base,
1041 affine_function_constant_p, affine_fn_op, affine_fn_plus,
1042 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
1043 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
1044 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
1045 (all_chrecs_equal_p): Removed.
1046 * tree-data-ref.h (affine_fn, conflict_function): New types.
1047 (struct subscript): Change type of conflicting_iterations_in_a
1048 and conflicting_iterations_in_b.
1050 2007-01-26 Steve Ellcey <sje@cup.hp.com>
1053 * config/pa/pa.h (TARGET_HPUX_11): New.
1054 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
1055 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
1057 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
1058 Richard Guenther <rguenther@suse.de>
1060 * tree-ssa-structalias.c (solve_graph): Handle case
1061 we merged the variable to another.
1063 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1065 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
1068 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
1069 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
1071 2007-01-25 DJ Delorie <dj@redhat.com>
1073 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
1074 allow changes to modes which don't fit in those registers.
1076 * reload1.c (choose_reload_regs): Check for invalid subregs before
1077 computing their locations, not after.
1079 2007-01-25 Geoffrey Keating <geoffk@apple.com>
1082 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
1083 save Altivec registers in an eh_return function.
1084 (compute_vrsave_mask): Likewise.
1085 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
1086 for saving Altivec registers.
1087 (rs6000_emit_prologue): Don't allocate stack twice in
1088 eh_return function. Correct expected value of altivec_save_offset
1089 when using save_world. Describe save of R0 to stack when using
1090 save_world. Describe stack pointer adjustment when using
1091 save_world. Remove duplicated eh_return parameter register saving.
1092 Update sp_offset variable after save_world.
1093 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
1095 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
1096 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
1099 2007-01-25 Steve Ellcey <sje@cup.hp.com>
1101 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
1103 2007-01-25 Steve Ellcey <sje@cup.hp.com>
1106 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
1107 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
1109 2007-01-25 Richard Guenther <rguenther@suse.de>
1111 * doc/invoke.texi (-Wcoverage-mismatch): Document.
1112 * common.opt (-Wcoverage-mismatch): New warning option.
1113 * coverage.c (get_coverage_counts): Ignore coverage mismatch
1114 if -Wcoverage-mismatch is given.
1116 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
1118 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
1119 (ipcp_driver): Change to static definition.
1120 Add dumping of the ifunctions.
1121 (constant_val_insert): Remove unused parameter. Support for SSA.
1122 (ipcp_propagate_const): Support for SSA.
1123 (ipcp_profile_bb_print): Print only analyzed nodes.
1124 (ipcp_replace_map_create): Remove support for Fortran constant
1126 * ipa-prop.c (ipa_method_modify_stmt,
1127 ipa_callsite_compute_param): Support for SSA.
1128 * ipa-prop.h (ipcp_driver): Remove declaration.
1129 (IS_VALID_TREE_MAP_INDEX): Add define.
1131 2007-01-24 Geoffrey Keating <geoffk@apple.com>
1133 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
1135 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1138 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
1139 constant argument to cabs and do it without checking for
1140 -funsafe-math-optimizations.
1142 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
1144 * c-common.h (RID_FIRST_CXX0X): New.
1145 (RID_LAST_CXX0X): New.
1146 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
1148 * c.opt (Wc++0x-compat): New.
1149 * doc/invoke.texi (-Wc++0x-compat): Document.
1151 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1153 * builtins.c (fold_builtin_carg): New.
1154 (fold_builtin_1): Use it.
1156 2007-01-24 Jan Hubicka <jh@suse.cz>
1158 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
1160 * ipa-inline.c (initial_insns, max_insns): Delete.
1161 (compute_max_insns): New function.
1162 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
1163 of insns as base for code growth.
1164 (cgraph_decide_inlining): Make initial_insns local; do not compute
1166 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
1167 * doc/invoke.texi (inline-unit-growth): Update docs.
1169 2007-01-24 Jakub Jelinek <jakub@redhat.com>
1171 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
1172 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
1173 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
1174 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
1175 for CPUs that have PTA_CX16 set.
1178 * gimplify.c (omp_check_private): New function.
1179 (gimplify_scan_omp_clauses): Use it for
1180 firstprivate/lastprivate/reduction.
1183 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
1184 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
1187 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
1188 If lower_lastprivate_clauses emits some statements, append them
1189 to dlist rather than body_p and to body_p append an initializer.
1190 (lower_omp_for): Adjust caller.
1192 2007-01-24 Steve Ellcey <sje@cup.hp.com>
1194 * target.h (globalize_decl_name): New.
1195 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
1196 * output.h (default_globalize_decl_name): New.
1197 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
1199 (globalize_decl): Ditto.
1200 (default_globalize_decl_name): New.
1201 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
1202 (ia64_handle_version_id_attribute): New.
1203 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
1204 (ia64_asm_output_external): Use globalize_decl_name instead
1206 * doc/extend.texi (version_id): New pragma.
1207 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
1209 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1211 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
1212 _uleb128_t and _Unwind_SWord with _sleb128_t.
1213 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
1214 uw_frame_state_for, uw_update_context_1): Likewise.
1215 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
1216 * unwind-pe.h (read_uleb128, read_sleb128,
1217 read_encoded_value_with_base): Likewise.
1218 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
1220 2007-01-24 Richard Guenther <rguenther@suse.de>
1222 * builtins.c (expand_builtin_cexpi): Get the fndecl
1223 for cexp in the correct way.
1225 2007-01-24 Jan Hubicka <jh@suse.cz>
1227 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
1229 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1231 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
1232 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
1233 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
1234 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
1235 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
1236 __SIZEOF_PTRDIFF_T__.
1237 * doc/cpp.texi: Documentation for the new builtin macros added.
1239 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
1241 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
1242 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
1243 instead of operands[2] to avoid access past the end of array.
1245 2007-01-24 Richard Sandiford <richard@codesourcery.com>
1247 * reload1.c (emit_reload_insns): Pass the reload register
1248 for a non-spill output reload through forget_old_reloads_1.
1250 2007-01-23 Joseph Myers <joseph@codesourcery.com>
1252 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1253 _SOFT_DOUBLE if doubles use software floating-point.
1254 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
1255 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
1256 * config/rs6000/darwin-ldouble.c: Also compile functions for
1257 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
1258 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
1259 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
1260 commented-out long double override.
1261 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
1262 * config/rs6000/eabispe.h: Likewise.
1263 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
1264 long double for non-SPE.
1265 (rs6000_handle_option): Likewise.
1266 (invalid_e500_subreg): Disallow more subregs involding DImode,
1267 DFmode, TImode or TFmode.
1268 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
1270 (legitimate_lo_sum_address_p): Also check for TFmode for E500
1272 (rs6000_legitimize_address): Also handle TFmode for E500 double.
1273 (rs6000_legitimize_reload_address): Also handle TFmode for E500
1275 (rs6000_legitimate_address): Also check for TFmode for E500
1277 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
1278 (spe_build_register_parallel): Handle TFmode and TCmode.
1279 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
1281 (function_arg): Handle TFmode and TCmode for E500 double.
1282 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
1284 (print_operand): Handle TFmode and TImode for %y.
1285 (rs6000_generate_compare): Handle TFmode comparisons for E500
1287 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
1288 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
1289 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
1290 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
1291 TFmode for E500 double.
1292 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
1293 (floatsidf2): Enable for E500 double.
1294 (movtf_softfloat): Use rs6000_nonimmediate_operand.
1295 (extenddftf2): Change to extenddftf2_fprs.
1296 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
1297 depending on TARGET_E500_DOUBLE.
1298 (extendsftf2): Enable for E500 double.
1299 (trunctfdf2): Enable for E500 double.
1300 (trunctfsf2): Change to trunctfsf2_fprs.
1301 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
1302 depending on TARGET_E500_DOUBLE.
1303 (floatsitf2): Enable for E500 double.
1304 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
1305 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
1306 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
1307 (negtf2): Change to negtf2_internal.
1308 (negtf2): New expander.
1309 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
1310 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
1311 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
1312 (movdi_internal32): Use rs6000_nonimmediate_operand.
1313 (unnamed splitter): Likewise.
1314 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
1315 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
1316 (SPE64TF, DITI): New mode macros.
1317 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
1320 (frob_<mode>_di_2): New.
1321 (frob_tf_di_8_2): New.
1322 (frob_di_df): Change to frob_di_<mode>; allow more modes.
1324 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
1326 (frob_ti_<mode>_8_2): New.
1327 (frob_ti_tf_2): New.
1328 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
1329 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
1331 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
1332 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
1333 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
1334 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
1335 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
1336 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
1339 2007-01-23 Ian Lance Taylor <iant@google.com>
1341 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
1343 (OBJS-archive): Reformat, alphabetize.
1344 (OBJS): Change out_object_file to OBJS-md.
1346 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
1348 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
1349 JUMP_P and CALL_P predicates where applicable.
1350 * config/i386/i386.c: Ditto.
1351 * config/i386/i386.md: Ditto.
1352 * config/i386/mmx.md: Ditto.
1353 * config/i386/predicates.md: Ditto.
1355 2007-01-22 Andreas Schwab <schwab@suse.de>
1357 * config/m68k/m68k.h: Fix comment.
1359 2007-01-22 Jan Hubicka <jh@suse.cz>
1361 * passes.c (init_optimization_passes): Do not rerun
1362 pass_early_warn_uninitialized.
1364 2007-01-22 Richard Guenther <rguenther@suse.de>
1366 PR tree-optimization/30038
1367 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
1369 (execute_cse_sincos_1): Likewise.
1370 (execute_cse_sincos): Likewise.
1371 (gate_cse_sincos): Likewise.
1372 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
1373 the cexpi() canonicalization of sincos().
1374 * tree-pass.h (pass_cse_sincos): Declare.
1375 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
1377 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1379 PR rtl-optimization/29329
1380 * combine.c (replaced_rhs_insn): Rename to i2mod.
1381 (replaced_rhs_value): Rename to i2mod_new_rhs.
1382 (i2mod_old_rhs): New global variable.
1383 (combine_instructions): Adjust for above change. Save a copy of
1384 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
1385 note are substituted in the second instruction.
1386 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
1387 ditch the note if it pertains to the second eliminated register
1388 and this register is mentioned in i2mod_old_rhs.
1391 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1393 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
1394 the insn to which the note was originally attached.
1396 2007-01-21 Jan Hubicka <jh@suse.cz>
1398 * ipa-inline.c (inlining_mode): Comment, move up.
1399 (cgraph_decide_inlining_incrementally): Do not perform inlining
1400 itself; fix handling of flattening of self recursive functions.
1401 (cgraph_find_cycles): Remove.
1402 (cgraph_flatten_node): Remove.
1403 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
1404 (try_inline): New function.
1405 (cgraph_early_inlining): Update call of
1406 cgraph_decide_inlining_incrementally. Apply inlining here.
1407 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
1409 2007-01-21 Dirk Mueller <dmueller@suse.de>
1412 * tree-vrp.c (check_array_bounds): do not warn
1413 about ADDR_EXPR's of ARRAY_REF's which are immediately
1414 used in binary expressions.
1416 2007-01-21 Ira Rosen <irar@il.ibm.com>
1418 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
1419 read_write_dep and macros for its access.
1420 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1421 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
1422 argument, call vect_check_interleaving for every independent pair of
1423 data-refs. Mark loads that access the same memory location as a store
1425 (vect_check_dependences): Remove.
1426 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
1427 call, fix the call to vect_analyze_data_ref_dependence.
1428 (vect_analyze_data_ref_access): For statements that access the same
1429 data-ref, check that they are not stores; for loads, check that there
1430 is no store that access the same location.
1432 2007-01-20 Roger Sayle <roger@eyesopen.com>
1433 Joseph Myers <joseph@codesourcery.com>
1435 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
1436 (-fdump-rtl-stack): Likewise.
1437 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
1438 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
1439 (-mpt-fixed): Use @minus{} for minus sign.
1440 (Using Precompiled Headers): Fix under/overfull hbox.
1442 2007-01-20 Jan Hubicka <jh@suse.cz>
1444 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
1445 place within annotation.
1447 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1449 * pa.c (output_move_double): Change array size of xoperands to 4.
1451 2007-01-20 Jan Hubicka <jh@suse.cz>
1453 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
1456 2007-01-19 Ian Lance Taylor <iant@google.com>
1458 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
1459 constant to unsigned HOST_WIDE_INT before negating.
1461 2007-01-19 Ian Lance Taylor <iant@google.com>
1463 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
1465 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
1466 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
1467 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
1468 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
1469 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
1470 (realloc_vdef, realloc_vuse): Change second parameter to
1472 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
1474 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
1475 unsigned. Change x and lim locals to unsigned.
1476 (realloc_vdef, realloc_vuse): Change num_elem parameter to
1478 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
1479 (copy_virtual_operands): Change i and n locals to unsigned.
1481 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1484 * builtins.c (fold_builtin_1): Handle builtin fdim.
1486 2007-01-20 Jan Hubicka <jh@suse.cz>
1488 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
1489 * tree-ssa-structalias.c (compute_points_to_sets): Do call
1490 init_alias_heapvars.
1491 (init_alias_heapvars): Initialize only when not already initialized.
1492 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
1494 2007-01-19 Roger Sayle <roger@eyesopen.com>
1496 * common.opt (fsigned-zeros): New command line option.
1497 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
1498 of flag_unsafe_math_optimizations.
1499 * opts.c (set_fast_math_flags): The -ffast-math command line option
1500 implies -fno-signed-zeros.
1501 (fast_math_flags_set_p): Likewise.
1503 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
1504 the documentation of -ffast-math appropriately. Wrap long lines.
1506 2007-01-19 Steve Ellcey <sje@cup.hp.com>
1508 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
1509 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
1511 2007-01-19 Tomas Bily <tbily@suse.cz>
1513 * cgraphunit.c (cgraph_finalize_function): Updating of pid
1515 (tree_init_ic_make_global_vars): New function
1516 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
1517 (tree_gen_ic_profiler): New function
1518 (tree_gen_ic_func_profiler): New function
1519 (tree_profiling): Added calling of tree_gen_ic_func_profiler
1520 (tree_profile_hooks): Added hook for indirec/virtual calls
1521 * value-prof.c (tree_find_values_to_profile): New case for
1523 (tree_values_to_profile): Call for determining indirect/virtual
1525 (tree_indirect_call_to_profile): New function
1526 (tree_ic_transform): New function
1527 (tree_ic): New function
1528 (find_func_by_pid): New function
1529 (init_pid_map): New function
1530 (tree_value_profile_transformations): Added check for
1531 indirect/virtual call transformation
1532 * value-prof.h (enum hist_type): New counter type for
1533 indirect/virtual calls
1534 (profile_hooks): Added new hook for profiling indirect/virtual
1536 * profile.c (instrument_values): New case for indirect/virtual
1538 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
1539 (GCOV_COUNTER_V_INDIR): New counter type
1540 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
1541 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
1543 * cgraph.c: Definition of cgraph_max_pid
1544 (cgraph_create_node): Default init of pid attribute
1545 * cgraph.h: Declaration of cgraph_max_pid
1546 (struct cgraph_node): Added pid attribute
1547 * libgcov.c (__gcov_indirect_call_profiler): New function
1548 (__gcov_one_value_profiler_body): New function
1549 (__gcov_one_value_profiler): Body was moved to
1550 __gcov_one_value_profiler_body and calls it
1552 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
1554 * doc/gty.texi (Options): Document the mark_hook option to GTY.
1555 * gengtype.c (write_types_data, write_func_for_structure,
1556 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
1557 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
1558 (walk_type, write_func_for_structure): Generate the mark_hook if
1561 2007-01-19 Jan Hubicka <jh@suse.cz>
1563 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
1564 'early' argument take inlining mode argument specifying whether to
1565 inline for size/speeed or all functions; add support for flattening;
1567 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
1569 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1572 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
1573 the name of the declared identifier.
1575 2007-01-19 Dirk Mueller <dmueller@suse.de>
1577 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
1578 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
1579 duplicate evaluation.
1581 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
1583 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
1584 Macroize expander using X87MODEF12 mode macro. Extend operand 1
1585 to XFMode, use acosxf2 and truncate result to requested mode.
1586 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
1587 (asin<mode>2): Similarly, with asin expanders.
1588 (*fscalexf4_i387): Rename from *fscalexf4.
1589 (expNcorexf3): New expander.
1590 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
1591 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
1592 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
1593 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
1594 patterns for SSE math.
1595 (exp10<mode>2): Similarly, with exp10 expanders.
1596 (exp2<mode>2): Similarly, with exp2 expanders.
1597 (expm1<mode>2): Similarly, with expm1 expanders.
1598 (ldexp<mode>3): Similarly, with ldexp expanders.
1599 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
1600 Use gen_truncxf<mode>2_i387_noop to truncate result.
1602 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1604 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
1605 for ColdFire targets.
1607 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
1608 Richard Sandiford <richard@codesourcery.com>
1610 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
1611 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
1612 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
1613 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
1614 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
1615 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
1617 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1619 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
1620 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
1621 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
1622 (*adddi_dilshr32_cf): New pattern.
1623 (adddi3, subdi3): Remove first alternatives.
1625 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1627 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
1628 implemented using move.l, do not use its cc result for floating-point
1631 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1633 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
1634 from accepting 's' constraints if flag_pic.
1636 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1638 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
1639 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
1640 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
1641 condition from TARGET_68881 to TARGET_HARD_FLOAT.
1643 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
1645 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
1646 ColdFire alternatives.
1647 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
1648 * config/m68k/m68k.md (clzsi2): Define for ColdFire
1649 architectures that support ff1 instruction.
1651 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1652 Julian Brown <julian@codesourcery.com>
1654 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
1655 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
1656 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
1659 2007-01-19 Richard Sandiford <richard@codesourcery.com>
1661 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
1663 (output_move_const_into_data_reg, output_move_simode_const): Delete.
1664 * config/m68k/m68k.c (const_method, const_int_cost): Take a
1665 HOST_WIDE_INT instead of an rtx.
1666 (m68k_rtx_costs): Update call accordingly.
1667 (output_move_const_into_data_reg): Likewise. Fix formatting.
1668 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
1670 (output_move_simode_const): Update calls after above changes.
1671 Rework to use automatic variables and predicates like MEM_P.
1672 * config/m68k/m68k.md (pushexthisi_const): Update call to
1675 2007-01-19 Dirk Mueller <dmueller@suse.de>
1677 * tree-ssa-alias.c (perform_var_substitution): Fix typo
1680 2007-01-19 Richard Guenther <rguenther@suse.de>
1682 * builtins.c (expand_builtin_cexpi): Fall back to expanding
1683 via cexp in case sincos is not available.
1685 2007-01-19 Richard Guenther <rguenther@suse.de>
1687 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
1688 * defaults.h (TARGET_HAS_SINCOS): Default to off.
1689 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
1690 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
1691 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
1692 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
1693 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
1694 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
1696 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
1698 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
1700 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
1701 (atan2xf3): Directly generate RTL pattern.
1702 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
1703 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
1704 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1705 disable patterns for SSE math.
1706 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
1707 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
1708 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
1709 disable patterns for SSE math.
1711 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
1713 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
1715 2007-01-18 Roger Sayle <roger@eyesopen.com>
1717 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
1718 VIEW_CONVERT_EXPR to the same type as it's operand.
1720 2007-01-18 David Edelsohn <edelsohn@gnu.org>
1722 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
1723 configured for long double 128.
1725 2007-01-18 Mike Stump <mrs@apple.com>
1727 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
1730 2007-01-18 Michael Meissner <michael.meissner@amd.com>
1732 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
1735 2007-01-18 Jan Hubicka <jh@suse.cz>
1737 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
1738 greater than NUM_VOP_FREE_BUCKETS.
1740 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
1742 * tree-ssa-structalias.c: Update comments.
1743 (ptabitmap_obstack): Removed.
1745 (oldpta_obstack): Ditto.
1746 (stats): Add a few members.
1747 (struct variable_info): Remove node, complex, address_taken, and
1748 indirect_target members. Add oldsolution member.
1749 (new_var_info): Do not initialize removed members.
1750 (constraint_expr_type): Remove INCLUDES.
1751 (constraint_graph): Add size, implicit_preds, rep,
1752 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
1753 (FIRST_REF_NODE): New macro.
1754 (LAST_REF_NODE): Ditto.
1755 (FIRST_ADDR_NODE): Ditto.
1756 (find): New function.
1758 (dump_constraint): Do not handle INCLUDES.
1759 (insert_into_complex): Do not insert duplicate constraints.
1760 (condense_varmap_nodes): Renamed and rewritten into ...
1761 (merge_node_constraints): This. Also fix bug in handling of
1762 offseted copy constraints.
1763 (clear_edges_for_node): No longer need to deal with preds at all,
1764 or removing associated preds/succs.
1765 (merge_graph_nodes): Deal with indirect_cycles.
1766 Don't deal with predecessors.
1767 (add_implicit_graph_edge): New function.
1768 (add_pred_graph_edge): Ditto.
1769 (add_graph_edge): Don't deal with predecessors.
1770 (build_constraint_graph): Removed.
1771 (build_pred_graph): New function.
1772 (build_succ_graph): Ditto.
1773 (struct scc_info): Removed in_component. Added roots, dfs, and
1774 node_mapping. Remove visited_index, unification_queue.
1775 (scc_visit): Deal with union-find we do now.
1776 Deal with cycles with REF nodes.
1777 (collapse_nodes): Renamed and rewritten to ...
1778 (unify_nodes): This.
1779 (process_unification_queue): Removed.
1780 (topo_visit): Cleanup
1781 (do_da_constraint): Use find.
1782 (do_sd_constraint): Ditto.
1783 (do_ds_constraint): Ditto.
1784 (do_complex_constraint): Ditto.
1785 (init_scc_info): Update for removed and added members.
1786 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
1787 (find_indirect_cycles): This.
1788 (equivalence_class): New variable.
1789 (label_visit): New function.
1790 (perform_variable_substitution): Rewritten.
1791 (free_var_substitution_info): New function.
1792 (find_equivalent_node): Ditto.
1793 (move_complex_constraints): Ditto.
1794 (eliminate_indirect_cycles): Ditto.
1795 (solve_graph): Only propagate changed bits.
1796 Use indirect cycle elimination.
1798 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
1799 (tree_id_eq): Renamed to ...
1800 (tree_vi_eq): This. Update for member change
1801 (insert_id_for_tree): Renamed and rewritten to ...
1802 (insert_vi_for_tree): This.
1803 (lookup_id_for_tree): Renamed and rewritten to ...
1804 (lookup_vi_for_tree): This.
1805 (get_id_for_tree): Renamed and rewritten to ...
1806 (get_vi_for_tree): Ditto.
1807 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
1808 (process_constraint): Don't handle INCLUDES.
1809 Remove special ADDRESSOF case.
1810 (find_func_aliases): Rewrite to use vi functions instead of id
1812 (create_function_info_for): Ditto.
1813 (create_variable_info_for): Ditto.
1814 (intra_create_variable_infos): Ditto.
1815 (merge_smts_into): Ditto.
1816 (find_what_p_points_to): Ditto.
1817 (init_base_vars): Ditto.
1818 (init_alias_vars): Ditto.
1819 (remove_preds_and_fake_succs): New function.
1820 (dump_sa_points_to_info): Dump new stats.
1821 (dump_solution_for_var): Use find.
1822 (set_used_smts): Fix formatting.
1823 (compute_points_to_sets): Updated for new functions.
1824 (ipa_pta_execute): Ditto.
1826 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1827 Richard Sandiford <richard@codesourcery.com>
1829 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
1831 * calls.c (expand_call): If the return value is a PARALLEL,
1832 extract its first member.
1833 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
1834 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
1835 use FUNCTION_EXTRA_EPILOGUE.
1836 (m68k_function_value): Return a PARALLEL if the return value
1837 is of a pointer type.
1838 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
1839 (FUNCTION_EXTRA_EPILOGUE): Remove.
1840 * config/m68k/m68k.md (D0_REG): New constant.
1842 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1844 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
1845 output a NOP for empty epilogues.
1847 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1849 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
1850 before function. Extend register save check to include all
1851 registers, not just integer ones.
1853 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1855 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
1856 (m68k_use_return_insn): ...this.
1857 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
1858 * config/m68k/m68k.c (use_return_insn): Rename to...
1859 (m68k_use_return_insn): ...this.
1860 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
1863 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1865 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
1866 nearest even, fix denormal rounding overflow.
1868 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1870 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
1871 f%$smove and f%$move.
1872 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
1873 (extendsfdf2_cf): Use fdmove instead of f%&move.
1874 (truncdfsf2_cf): Use fsmove instead of f%$smove.
1875 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
1877 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1879 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
1882 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1884 * real.h (real_format): Add a canonical_nan_lsbs_set field.
1885 (coldfire_single_format): Declare.
1886 (coldfire_double_format): Likewise.
1887 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
1888 of qnan_msb_set to determine the lower bits of a canonical
1890 (encode_ieee_double): Likewise.
1891 (encode_ieee_quad): Likewise.
1892 (ieee_single_format): Initialize canonical_nan_lsbs_set.
1893 (mips_single_format): Likewise.
1894 (ieee_double_format): Likewise.
1895 (mips_double_format): Likewise.
1896 (ieee_extended_motorola_format): Likewise.
1897 (ieee_extended_intel_96_format): Likewise.
1898 (ieee_extended_intel_128_format): Likewise.
1899 (ieee_extended_intel_96_round_53_format): Likewise.
1900 (ibm_extended_format): Likewise.
1901 (mips_extended_format): Likewise.
1902 (ieee_quad_format): Likewise.
1903 (mips_quad_format): Likewise.
1904 (vax_f_format): Likewise.
1905 (vax_d_format): Likewise.
1906 (vax_g_format): Likewise.
1907 (i370_single_format): Likewise.
1908 (i370_double_format): Likewise.
1909 (decimal_single_format): Likewise.
1910 (decimal_double_format): Likewise.
1911 (decimal_quad_format): Likewise.
1912 (c4x_single_format): Likewise.
1913 (c4x_extended_format): Likewise.
1914 (real_internal_format): Likewise.
1915 (coldfire_single_format): New real_format.
1916 (coldfire_double_format): Likewise.
1917 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
1918 canonical_nan_lsbs_set.
1919 (pdp11_d_format): Likewise.
1920 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
1921 if TARGET_COLDFIRE_CPU.
1923 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1925 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
1926 (output_call, m68k_legitimize_call_address): Declare.
1927 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
1928 parenthesees. Add support for a 'W' constraint.
1929 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
1930 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
1931 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
1932 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
1934 (override_options): Initialize them. Do not set flag_no_function_cse
1935 for TARGET_ID_SHARED_LIBRARY.
1936 (m68k_output_pic_call): Delete.
1937 (m68k_legitimize_call_address): New function.
1938 (print_operand): Remove the %o prefix. Handle the %p prefix.
1939 (output_call): New function.
1940 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
1941 target address from the GOT if symbolic jumps are not allowed.
1942 * config/m68k/m68k.md (call, general_operand): Do not set
1943 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
1944 Merge separate flag_pic and !flag_pic define_insns into...
1945 (*call, *call_value): ...these new patterns. Match the address
1946 rather than the containing MEM and require it to be a call_operand.
1947 Use output_call to generate the asm template.
1948 * config/m68k/predicates.md (const_call_operand): New predicate.
1949 (call_operand): Likewise.
1951 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1953 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
1954 (STACK_GROWS_DOWNWARD): Define to 1.
1955 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
1956 comments, emphasizing that these values are only defaults.
1957 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
1958 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
1960 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1962 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
1964 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
1965 Richard Sandiford <richard@codesourcery.com>
1967 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
1968 (FP_REGNO_P): New macros.
1969 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
1970 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
1971 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
1972 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
1974 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1976 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
1977 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
1979 * config/m68k/t-floatlib: New file, extracting common code from...
1980 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1981 * config/m68k/t-uclinux: Here.
1982 * config/m68k/fpgnulib.c: Do not compile extendeed precision
1983 routines on ColdFire targets.
1985 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
1987 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
1988 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
1989 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
1990 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
1991 explicitly set MOTOROLA to 1.
1992 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
1994 2007-01-18 Richard Sandiford <richard@codesourcery.com>
1995 Nathan Sidwell <nathan@codesourcery.com>
1997 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
1998 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
1999 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
2000 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
2001 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
2002 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
2003 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
2004 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
2005 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
2006 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
2007 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
2008 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
2009 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
2010 (DBX_REGISTER_NUMBER): Delete.
2011 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
2012 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
2013 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
2015 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2017 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
2018 * config/flat.h: New file.
2019 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
2021 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
2022 indirect references for -msep-data or -mid-shared-library.
2023 Do not use PC-relative code addresses either.
2024 * config/m68k/m68k.c (override_options): Restrict -fPIC error
2026 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
2027 for shared libraries and crt1.o for executables. Use crti.o and
2029 (ENDFILE_SPEC): Use crtend.o and crtn.o.
2030 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
2031 Do not add -elf2flt or -shared-lib-id options here.
2032 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
2033 Pass -shared-lib-id if -mid-shared-library, taking the library
2034 identifier from -mshared-library-id if given, otherwise
2036 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
2037 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
2038 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
2039 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
2040 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
2041 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
2043 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
2044 jump sequence for ISA A and ISA A+.
2045 (PICJUMP): Likewise.
2047 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2049 * config.gcc (m68k-*-uclinux*): Base the port on the common
2050 and m68k GNU/Linux files rather than on the generic ELF ones.
2051 * config/m68k/uclinux.h (TARGET_VERSION): Override.
2052 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2054 2007-01-18 Julian Brown <julian@codesourcery.com>
2055 Richard Sandiford <richard@codesourcery.com>
2057 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
2058 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2059 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
2061 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
2063 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2065 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2067 * doc/install.texi: Document m68k-uclinuxoldabi.
2068 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
2069 * config/m68k/uclinux-oldabi.h: New file, copied from
2070 config/m68k/uclinux.h.
2072 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
2074 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
2075 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
2076 (m32r_compute_frame_size): Use unsigned for regno.
2077 (m32r_reload_lr): Use gen_frame_mem.
2079 (m32r_output_function_epilogue): Don't output the function epilogue
2081 (m32r_expand_epilogue): New.
2082 (direct_return): Return false if the function has the interrupt
2084 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
2085 * config/m32r/m32r.md (epilogue): New expander.
2086 (return_lr, return_rte): New insns.
2087 (return): Make it expander.
2088 (return_normal): New expander.
2090 2007-01-18 Josh Conner <jconner@apple.com>
2093 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
2094 support for UNLE, UNLT, UNGE, and UNGT.
2096 2007-01-18 Jan Hubicka <jh@suse.cz>
2098 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
2099 * tree-tailcall (add_virtual_phis): Likewise.
2100 (optimize_tail_call): Return TODOs.
2101 (execute_tail_calls): Return TODOs.
2102 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
2103 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
2105 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2106 Cleanup cfg using TODO.
2107 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
2108 * passes.c (execute_function_todo): When cleanup did something, remove
2110 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
2111 (make_edges): Don't cleanup_cfg.
2113 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
2115 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
2116 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
2117 operate on the top of stack.
2118 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
2119 register handling of instructions that output to the second
2121 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
2122 (move_for_stack_reg): Special-case check for dead destination
2123 stack slot for constant load of 1.0 inside UNSPEC_TAN.
2125 * config/i386/i386.md (UNSPEC_TAN): New constant.
2126 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
2127 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
2128 to correctly model move of constant 1.0 to top stack slot.
2129 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
2130 (unnamed peephole2 pattern): Remove corresponding peephole2
2131 pattern that optimizes tan insn and loading of constant 1.0.
2132 (tanxf2): Use fptanxf4_i387.
2133 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
2134 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
2135 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
2136 disable patterns for SSE math.
2137 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
2138 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
2140 2007-01-18 Dirk Mueller <dmueller@suse.de>
2141 Richard Guenther <rguenther@suse.de>
2144 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
2145 * common.opt (Warray-bounds): Add new warning option.
2146 * c-opts.c (c_common_handle_option): Define -Warray-bounds
2148 * Makefile.in: make tree-vrp.o depend on toplev.h
2149 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
2151 (check_array_refs, check_array_bounds, check_array_ref): New.
2153 2007-01-18 Jan Hubicka <jh@suse.cz>
2155 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
2156 (execute_ssa_ccp): Return flags conditionally.
2157 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
2159 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
2161 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
2163 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
2164 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
2166 * Makefile.c (GTFILES): Add cfglayout.h.
2167 * gengtype.c (open_base_files): Likewise.
2168 * cfglayout.c (cfg_layout_function_footer,
2169 cfg_layout_function_header) Reindent to make gengtype happy.
2170 * cfglayout.h (cfg_layout_function_footer,
2171 cfg_layout_function_header): Add GTY(()) marker.
2173 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
2175 2007-01-18 Ben Elliston <bje@au.ibm.com>
2177 * genautomata.c (write_automata): Include xstrerror output in the
2178 error message if writing the DFA description file fails.
2180 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
2182 * config/mips/mips-protos.h (mips_output_external): Make it
2184 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
2185 * config/mips/mips.c (irix_output_external_libcall): Likewise.
2186 (extern_list): Likewise.
2187 (extern_head): Likewise.
2188 (TARGET_ASM_FILE_END): Likewise.
2189 (mips_file_end): Likewise.
2190 (mips_output_external): Rewritten.
2192 2007-01-18 Ben Elliston <bje@au.ibm.com>
2194 * genpreds.c (write_insn_preds_c): Only write out the function
2195 body for regclass_for_constraint if we have register constraints.
2197 2007-01-17 Tom Tromey <tromey@redhat.com>
2199 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
2200 * doc/install.texi (Testing): Use sourceware.org.
2201 (Binaries): Likewise.
2202 (Specific): Likewise.
2203 * doc/contrib.texi (Contributors): Use sourceware.org.
2205 2007-01-17 Anatoly Sokolov <aesok@post.ru>
2207 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
2208 (AVR_ENHANCED): Rename to ...
2209 (AVR_HAVE_MUL): ... new.
2210 (avr_enhanced_p): Rename to ...
2211 (avr_have_mul_p): ... new.
2212 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
2213 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
2214 * config/avr/avr.c (avr_enhanced_p): Rename to ...
2215 (avr_have_mul_p): ... new.
2216 (base_arch_s): Rename 'enhanced' to 'have_mul'.
2217 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
2218 'avr_enhanced_p' and 'enhanced'.
2219 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
2220 AVR_HAVE_MUL instead of AVR_ENHANCED.
2221 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
2222 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
2223 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
2224 instead of AVR_ENHANCED.
2225 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
2226 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
2227 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
2229 2007-01-17 Ian Lance Taylor <iant@google.com>
2231 * vec.h (VEC_reserve_exact): Define.
2232 (vec_gc_p_reserve_exact): Declare.
2233 (vec_gc_o_reserve_exact): Declare.
2234 (vec_heap_p_reserve_exact): Declare.
2235 (vec_heap_o_reserve_exact): Declare.
2236 (VEC_OP (T,A,reserve_exact)): New static inline function, three
2238 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
2240 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
2241 (VEC_OP (T,A,copy)) [all versions]: Likewise.
2242 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
2243 * vec.c (calculate_allocation): Add exact parameter. Change all
2245 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
2246 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
2247 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
2248 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
2249 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
2250 (vec_heap_p_reserve_exact): New function.
2251 (vec_heap_o_reserve_exact): New function.
2253 2007-01-17 Jan Hubicka <jh@suse.cz>
2255 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
2257 2007-01-17 Eric Christopher <echristo@apple.com>
2259 * config.gcc: Support core2 processor.
2261 2007-01-16 Jan Hubicka <jh@suse.cz>
2263 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
2264 the names, just unlink the chain so we don't crash on dangling pointers
2267 2007-01-16 Jan Hubicka <jh@suse.cz>
2269 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
2270 * tree-pass.h: Reorder to make IPA passes appear toegher.
2271 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
2272 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
2273 parameters, do not call early inliner.
2274 * ipa-inline.c: Update comments. Include tree-flow.h
2275 (cgraph_decide_inlining): Do not compute inlining parameters.
2276 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
2277 be called with function context set up.
2278 (pass_ipa_inline): Remove unreachable functions before pass.
2279 (cgraph_early_inlining): Simplify assuming to be called from the
2281 (pass_early_inline): New pass.
2282 (cgraph_gate_ipa_early_inlining): New gate.
2283 (pass_ipa_early_inline): Turn into simple wrapper.
2284 (compute_inline_parameters): New function.
2285 (gate_inline_passes): New gate.
2286 (pass_inline_parameters): New pass.
2287 (apply_inline): Move here from tree-optimize.c
2288 (pass_apply_inline): New pass.
2289 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
2291 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
2293 (tree_function_versioning): Do not allocate dummy struct function.
2294 * tree-inline.h (optimize_inline_calls): Update prototype.
2295 * tree-optimize.c (execute_fixup_cfg): Export.
2296 (pass_fixup_cfg): Remove
2297 (tree_rest_of_compilation): Do not apply inlines.
2298 * tree-flow.h (execute_fixup_cfg): Declare.
2299 * Makefile.in (gt-passes.c): New.
2300 * passes.c: Include gt-passes.h
2301 (init_optimization_passes): New passes.
2302 (nnodes, order): New static vars.
2303 (do_per_function_toporder): New function.
2304 (execute_one_pass): Dump current pass here.
2305 (execute_ipa_pass_list): Don't dump current pass here.
2307 2007-01-16 Janis Johnson <janis187@us.ibm.com>
2309 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
2310 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
2312 2007-01-16 David Edelsohn <edelsohn@gnu.org>
2314 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
2315 (strong_alias): Define.
2316 (__gcc_qmul): Provide non-FMA for soft-float.
2322 (__gcc_qunord): New.
2332 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
2333 soft-float functions.
2334 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
2335 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
2336 about long double soft float.
2338 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
2339 Tehila Meyzels <tehila@il.ibm.com>
2341 * tree-vectorizer.h (is_pattern_stmt_p): New.
2342 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
2343 formatting (tabs instead of spaces). Cleanup and clarify setting
2344 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
2345 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
2346 (vectorizable_type_demotion): Check that types are integral.
2347 (vectorizable_type_promotion): Likewise.
2348 (vectorizable_store): Fix typo. Eliminate new-line at end of
2351 2007-01-16 Jan Hubicka <jh@suse.cz>
2353 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
2356 2007-01-15 Eric Christopher <echristo@apple.com>
2358 * ifcvt.c: Include vec.h, vecprim.h.
2359 (check_cond_move_block): New argument regs.
2360 Reorganize. Add registers used to regs.
2361 (cond_move_process_if_block): Use regs set above as
2364 2007-01-15 Eric Christopher <echristo@apple.com>
2366 * config/darwin.h: Update copyright.
2367 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
2368 (LINK_COMMAND_SPEC): Add -u.
2369 (LINK_SPEC): Fix umbrella for above.
2371 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
2373 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
2376 2007-01-15 Tom Tromey <tromey@redhat.com>
2378 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
2379 * doc/install.texi (Testing): Don't mention jacks.
2380 (Configuration): Document --enable-java-maintainer-mode. Move
2381 --with-java-home to libgcj-specific section. Document
2383 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
2385 2007-01-15 Jan Hubicka <jh@suse.cz>
2387 * tree-ssa-dce.c (DCE_TODOs): New.
2388 (propagate_necessity): Return if something changed.
2389 (eliminate_unnecessary_stmts): Likewise.
2390 (perform_tree_ssa_dce): Return TODO flags when needed.
2391 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
2393 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
2395 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
2396 (fyl2x_extend<mode>xf3_i387): New insn pattern.
2397 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
2398 patterns using X87MODEF12 mode macro. Extend operand 1
2399 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
2400 (log10<mode>2): Ditto.
2401 (log2<mode>2): Ditto.
2402 (log1p<mode>2): Ditto.
2403 (logb<mode>2): Ditto.
2404 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
2405 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
2406 (*fxtractxf3_i387): Rename from *fxtractxf3.
2407 (fxtract_extend<mode>xf3_i387): New insn pattern.
2408 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
2409 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
2410 and gen_fyl2xxf3_i387().
2412 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2414 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
2415 * cfgloopmanip.c (fix_loop_placement): Made static. Use
2416 get_loop_exit_edges. Changed return type to bool.
2417 * cfgloop.h (fix_loop_placement): Declaration removed.
2419 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
2421 * param.h (MIN_VECT_LOOP_BOUND): New.
2422 * params.def (MIN_VECT_LOOP_BOUND): New.
2423 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
2424 argument - minimum threshold for number of iterations.
2425 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
2426 argument to declaration.
2427 * tree-vect-analyze.c (vect_analyze_operations): Check value of
2428 MIN_VECT_LOOP_BOUND.
2429 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
2430 slpeel_tree_peel_loop_to_edge with additional argument.
2431 (vect_do_peeling_for_alignment): Likewise.
2432 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
2434 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
2437 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
2440 2007-01-14 Jan Hubicka <jh@suse.cz>
2442 * tree-dfa.c (remove_referenced_var): New function.
2443 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
2444 prune referenced vars list too.
2445 * tree-flow.h (remove_referenced_var): Declare.
2447 2007-01-14 Jan Hubicka <jh@suse.cz>
2449 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
2451 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
2452 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
2453 * except.h (verify_eh_throw_table_statements): Kill prototype.
2454 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
2455 into call exrepssions.
2456 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
2458 * tree-cfg.c: Include pointer-set.h.
2459 (verify_node_sharing): Work on pointer set.
2460 (verify_eh_throw_stmt_node): New.
2461 (verify_stmts): Use pointers sets, verify throw_stmt.
2463 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
2465 * ipa-reference.c (analyze_function): Consider also addresses taken
2468 2007-01-12 Roger Sayle <roger@eyesopen.com>
2470 * c-typeck.c (null_pointer_constant_p): Replace use of
2471 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2472 (build_c_cast): Likewise.
2474 2007-01-12 Roger Sayle <roger@eyesopen.com>
2476 * tree.h (force_fit_type_double): Remove unused final argument.
2477 * c-common.c (constant_expression_warning): Replace use of
2478 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2479 (convert_and_check): Likewise.
2480 (shorten_compare): Update call to force_fit_type_double.
2481 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
2482 * convert.c (convert_to_pointer): Update call to
2483 force_fit_type_double.
2484 * fold-const.c (force_fit_type_double): Remove overflowed_const
2486 (int_const_binop, fold_convert_const_int_from_int,
2487 fold_convert_const_int_from_real, fold_div_compare,
2488 fold_sign_changed_comparison, fold_unary, fold_negate_const,
2489 fold_abs_const, fold_not_const): Remove the final argument from
2490 calls to force_fit_type_double.
2492 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2494 * configure.ac: Set insn to "nop" for spu-*-* also.
2495 * configure: Regenerate.
2497 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
2499 * builtins.def : Add BUILT_IN_FREE.
2501 2007-01-12 Jan Hubicka <jh@suse.cz>
2503 PR tree-optimization/30443
2504 * tree-inline.c (tree_function_versioning): Do not optimize when
2505 cloning for inlining.
2507 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
2509 * doc/loop.texi: Document recording of loop exits.
2510 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
2511 (update_single_exits_after_duplication,
2512 update_single_exit_for_duplicated_loop,
2513 update_single_exit_for_duplicated_loops): Removed.
2514 (duplicate_loop_to_header_edge): Do not call
2515 update_single_exits_after_duplication and
2516 update_single_exit_for_duplicated_loops.
2517 (loop_version): Do not update single_exit information.
2518 (fix_loop_structure): Use record_loop_exits instead of
2519 mark_single_exit_loops.
2520 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
2521 the lists of loop exits.
2522 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
2523 split_edge, merge_blocks): Update the lists of loop exits.
2524 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
2525 loop_optimizer_init.
2526 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
2527 of mark_single_exit_loops.
2528 (loop_optimizer_finalize): Call release_recorded_exits.
2529 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
2530 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
2531 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
2532 update single exit information.
2533 * lambda-code.c (perfect_nestify): Ditto.
2534 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
2535 (mark_single_exit_loops): Removed.
2536 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
2537 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
2538 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
2540 (get_loop_exit_edges, single_exit): Use recorded exit lists.
2541 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
2542 (verify_loop_structure): Verify consistency of the exit lists.
2543 (flow_loops_find): Use alloc_loop. Initialize exits hash.
2544 (set_single_exit): Removed.
2545 * cfgloop.h (struct loop_exit): New function.
2546 (struct loop): single_exit_ field replaced by exits field.
2547 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
2548 (struct loops): Added exits hash.
2549 (mark_single_exit_loops, set_single_exit): Declaration removed.
2550 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
2552 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2554 * doc/invoke.texi: Avoid use of @headitem.
2556 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2558 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
2560 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2562 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
2565 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2566 Richard Sandiford <richard@codesourcery.com>
2568 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
2569 * config/m68k/m68k.opt: Resort options.
2570 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
2572 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2573 Richard Sandiford <richard@codesourcery.com>
2575 * doc/invoke.texi: Document the macros that are defined by
2576 m68k's -mtune and -mhard-float options.
2577 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
2578 (m68k_cpp_cpu_family): Likewise.
2579 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
2580 of __ucfv*__ macros. Define __mcffpu__ if generating code for
2581 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
2582 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
2583 (m68k_cpp_cpu_family): Likewise.
2585 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2587 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
2588 macros besides mc68000 as tuning macros. Use a switch statement
2589 to set them and mcpu32.
2591 2007-01-12 Julian Brown <julian@codesourcery.com>
2593 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
2594 (TARGET_68040_ONLY): Rename to...
2595 (TARGET_68040): ...this.
2596 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
2597 * config/m68k/m68k.md: Likewise.
2599 2007-01-12 Julian Brown <julian@codesourcery.com>
2600 Nathan Sidwell <nathan@codesourcery.com>
2601 Richard Sandiford <richard@codesourcery.com>
2603 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
2604 the -mcpu= argument associated with the --with-cpu setting.
2605 Define M68K_DEFAULT_TUNE to the default -mtune= option,
2606 if different from the one implied by the -mcpu setting.
2607 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
2608 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
2609 * doc/invoke.texi: Mention ColdFire in the introduction to the
2610 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
2611 -mno-div and -mhard-float options. Make -m68881 a synonym for
2612 -mhard-float. Document the previously-undocumented -m5206e,
2613 -m528x, -m5307 and -m5407 options. Tweak the existing option
2614 documentation for consistency.
2615 * doc/install.texi: Mention new --with-cpu arguments.
2616 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
2617 default CPU if neither -mcpu nor -march are specified.
2618 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
2619 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
2620 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
2621 using m68k_tune to decide between families that implement the
2622 same ISA. Use m68k_tune to set __mcfv4e__.
2623 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
2624 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
2625 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
2626 (FL_ISA_C, FL_ISA_MMU): New macros.
2627 (MASK_COLDFIRE): Delete.
2628 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
2629 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
2630 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
2631 (TARGET_HARD_FLOAT): Do not define here.
2632 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
2633 (TUNE_68000): New macro.
2634 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
2635 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
2636 (TUNE_CFV2): Redefine in terms of m68k_tune.
2637 (uarch_type, target_device, fpu_type): New enums.
2638 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
2639 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
2640 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
2641 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
2642 (FL_FOR_isa_c): New macros.
2643 (m68k_isa): New enum.
2644 (m68k_target_selection): New structure.
2645 (all_devices, all_isas, all_microarchs): New tables.
2646 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
2647 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
2648 (MASK_ALL_CPU_BITS): Delete.
2649 (m68k_find_selection): New function.
2650 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
2651 Map the legacy target options to a combination of the new ones.
2652 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
2653 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
2654 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
2656 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
2657 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
2659 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
2660 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
2661 * config/m68k/m68k-devices.def: New file.
2663 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2664 Nathan Sidwell <nathan@codesourcery.com>
2666 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
2667 (SUBTARGET_EXTRA_SPECS): New macros.
2668 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
2669 use %(asm_cpu_spec) instead.
2670 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
2671 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
2672 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
2673 (EXTRA_SPECS): Rename to...
2674 (SUBTARGET_EXTRA_SPECS): ...this.
2676 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
2677 Richard Sandiford <richard@codesourcery.com>
2678 Julian Brown <julian@codesourcery.com>
2680 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
2681 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
2682 to the configuration's default CPU.
2683 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
2684 Remove default masks.
2685 (m680[012]0-*-*): Set the default with_cpu to the first part of
2687 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
2688 (m68k*-*-linux): Extend the --with-cpu handling to...
2689 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
2690 and m68010. Don't set target_cpu_default2.
2691 * doc/install.texi: Document --with-cpu for m68k.
2692 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
2693 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
2694 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
2695 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
2696 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
2697 (ASM_SPEC): Remove use of %(asm_cpu_default).
2698 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
2699 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
2700 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
2701 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
2702 __HAVE_FPU__ if TARGET_HARD_FLOAT.
2703 (TARGET_DEFAULT): Delete.
2704 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
2705 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
2706 (CPP_CPU_SPEC): Delete.
2707 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
2708 the appropriate string.
2709 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
2710 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
2711 (ASM_SPEC): Don't use %(asm_default_spec).
2712 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
2713 TARGET_DEFAULT and add MASK_68881.
2714 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
2716 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2718 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
2719 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
2720 MASK_68010 alongside MASK_68020.
2721 * doc/invoke.texi: Document -m68010.
2722 * config/m68k/m68k.opt (m68010): New.
2723 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
2725 (TUNE_68010): New macro.
2726 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
2727 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
2728 (M68K_CPU_m68332): Add MASK_68010.
2729 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
2730 fallback definition.
2731 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
2733 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
2734 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
2735 to all entries that use MASK_68020.
2736 (output_move_simode_const, output_move_himode, output_move_qimode)
2737 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
2738 instead of TARGET_68020 to select clr behavior. Remove comment
2739 about there being no TARGET_68010.
2740 * config/m68k/m68k.md: Likewise throughout.
2742 2007-01-12 Julian Brown <julian@codesourcery.com>
2744 * config/m68k/m68k.h (TARGET_ISAB): New macro.
2745 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
2746 * config/m68k/m68k.md: Likewise.
2748 2007-01-12 Julian Brown <julian@codesourcery.com>
2750 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
2751 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
2753 2007-01-12 Julian Brown <julian@codesourcery.com>
2755 * config/m68k/m68k.h (TUNE_68040_60): New macro.
2756 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
2757 * config/m68k/m68k.md: Likewise.
2759 2007-01-12 Julian Brown <julian@codesourcery.com>
2760 Richard Sandiford <richard@codesourcery.com>
2762 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
2763 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
2764 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
2766 (TARGET_CPU32): Rename to...
2767 (TUNE_CPU32): ...this.
2768 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
2769 (TUNE_CFV2): New macros.
2770 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
2771 remove conditions that are implied by TARGET_68020.
2772 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
2773 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
2774 (m68k_output_function_epilogue): Likewise.
2775 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
2776 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
2777 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
2778 non-68000 timings. Refactor multiplication and division costs.
2779 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
2780 TUNE_CPU32 instead of TARGET_CPU32.
2781 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
2782 and TUNE_68060 instead of TARGET_68060.
2783 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
2784 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
2786 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
2787 && !TARGET_COLDFIRE" to choose between moveq and clr.
2788 Likewise in the unnamed movsf pattern.
2789 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
2790 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
2793 2007-01-12 Richard Sandiford <richard@codesourcery.com>
2795 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
2796 of tabbing before backslashes.
2798 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2800 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
2801 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
2802 (ASM_OUTPUT_INTERNAL_LABEL): Define.
2804 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2806 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
2807 find_interesting_uses_cond.
2808 (find_interesting_uses_cond): Use extract_cond_operands.
2809 (rewrite_use_compare): Use extract_cond_operands and
2810 force_gimple_operand_bsi. Do not call update_stmt.
2811 (determine_use_iv_cost_condition): Use extract_cond_operands.
2812 Return cheaper of using original bound and changing the exit bound.
2814 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2816 PR tree-optimization/29516
2817 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
2818 most_expensive_mult_to_index, addr_to_parts,
2819 create_mem_ref, maybe_fold_tmr): Make the type of
2820 fields of TARGET_MEM_REF sizetype.
2821 (move_fixed_address_to_symbol, move_pointer_to_base):
2823 * tree.def (TARGET_MEM_REF): Add comment on types of
2826 2007-01-11 Joseph Myers <joseph@codesourcery.com>
2828 * c-common.c (vector_types_convertible_p): Treat opaque types as
2829 always convertible if they have the same size, but not otherwise.
2831 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
2833 * ifcvt.c (struct noce_if_info): Add comments to the fields.
2834 Remove the b_unconditional field.
2835 (noce_try_sign_mask): Do not look at b_unconditional.
2836 (noce_process_if_block): Do not use merge_if_blocks. Update
2837 the CFG here. Do not set b_unconditional.
2838 (cond_move_process_if_block): Likewise.
2839 (find_cond_trap): Likewise.
2840 (check_cond_move_block): Require simple jump insns at the end
2843 2007-01-11 Jan Hubicka <jh@suse.cz>
2845 PR tree-optimization/1046
2846 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
2847 when alias info is not ready.
2848 (pass_tail_recursion): Do not require aliasing.
2849 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
2850 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
2851 * tree-ssa-copy.c (pass_copy_prop): Likewise.
2852 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
2853 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
2854 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
2855 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
2857 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
2858 When aliasing is not build, mark statement as volatile.
2860 2007-01-11 Tom Tromey <tromey@redhat.com>
2862 PR preprocessor/15185, PR preprocessor/20989:
2863 * doc/cppopts.texi <-MT>: Update description of algorithm for
2864 computing default target.
2865 <-M, -MD>: Reword "basename" text.
2867 2007-01-11 Roger Sayle <roger@eyesopen.com>
2869 * builtins.c (expand_builtin_pow, expand_builtin_powi,
2870 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
2871 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2872 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
2873 fold_builtin_bswap, real_constp, fold_builtin_pow,
2874 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
2875 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
2876 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
2877 * convert.c (convert_to_pointer): Likewise.
2878 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2879 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
2880 const_binop, fold_convert_const_int_from_int,
2881 fold_convert_const_int_from_real,
2882 fold_convert_const_real_from_real, sign_bit_p,
2883 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
2884 fold_sign_changed_comparison, fold_unary, fold_comparison,
2885 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
2886 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
2887 * print-tree.c (print_node_brief, print_node): Likewise.
2888 * stor-layout.c (place_field, layout_type): Likewise.
2889 * tree-chrec.c (keep_cast): Likewise.
2890 * tree.c (build_vector, build_real, build_real_from_int_cst,
2891 build_complex): Likewise.
2893 2007-01-11 Roger Sayle <roger@eyesopen.com>
2895 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
2896 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
2898 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
2900 * configure.ac (strict1_warn): Rename to strict_warn.
2901 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
2902 cc_set_by_configure, quoted_cc_set_by_configure,
2903 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
2904 all_boot_languages, all_stagestuff): Remove.
2905 (target_list): Remove bootstrap targets.
2906 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
2907 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
2908 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
2909 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
2910 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
2911 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
2912 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
2913 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
2914 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
2915 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
2916 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
2917 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
2918 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
2919 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
2920 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
2921 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
2922 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
2923 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
2924 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
2925 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
2926 (mostlyclean): Adjust.
2927 (clean, distclean): Don't mention bootstrap stuff.
2928 * configure: Regenerate.
2929 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
2930 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
2931 treelang/config-lang.in (stagestuff): Remove.
2932 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
2933 stageprofile, stagefeedback, stagestuff): Remove mention.
2935 2007-01-11 Nick Clifton <nickc@redhat.com>
2937 * config/mcore/predicates.md (mcore_general_movesrc_operand):
2939 (mcore_general_movdst_operand): Do not accept CONST_INTs.
2940 (mcore_arith_K_S_operand): Run the test for the S constraint not
2941 the test for the M constraint.
2942 (mcore_addsub_operand): Do not accept integer values that are
2943 larger than 32 bits.
2944 * config/mcore/mcore.md: Remove unused constraints from split.
2945 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
2947 (allocate_stack): Likewise.
2948 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
2949 operands to 32 bits.
2950 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
2952 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
2953 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
2954 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
2955 mcore_output_bclri, mcore_output_andn, output_inline_const,
2956 mcore_output_move, mcore_output_movedouble): Likewise.
2957 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
2958 (output_inline_const): Likewise.
2959 (output_inline_const): Fix format strings used in sprintf
2961 * config/mcore/mcore-protos.h: Update prototypes for changed
2962 functions in mcore.c.
2963 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
2964 HOST_WIDE_INT and not int.
2965 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
2966 CONST_OK_FOR_N): Likewise.
2967 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
2968 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
2971 2007-01-10 Jan Hubicka <jh@suse.cz>
2973 * tree-vrp.c (remove_range_assertions): Release defs.
2974 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
2975 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
2977 2007-01-10 Paul Brook <paul@codesourcery.com>
2979 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
2980 * config/arm/arm.md (mulsi3subsi): New insn.
2982 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
2984 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
2985 (tree_transform_and_unroll_loop): New.
2986 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
2989 2007-01-10 Robert Kennedy <jimbob@google.com>
2991 * fold-const.c (fold_comparison): Fold comparisons like (x *
2992 1000 < 0) to (x < 0).
2994 2007-01-10 Ian Lance Taylor <iant@google.com>
2996 * tree-pretty-print.c (dump_generic_node): Print parentheses when
2997 operands have the same priority.
2999 2007-01-10 Tom Tromey <tromey@redhat.com>
3001 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
3002 (fold_binary): Likewise.
3003 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
3004 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
3005 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
3006 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
3007 * langhooks.h (struct lang_hooks): Removed field
3008 'can_use_bit_fields_p'.
3010 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
3012 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
3014 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
3016 * function.c (get_last_funcdef_no): New function.
3017 * function.h (get_last_funcdef_no): Declare.
3018 * tree-inline.c (initialize_cfun): Add initialization.
3019 (tree_function_versioning): Cleanup.
3021 2007-01-10 Jan Hubicka <jh@suse.cz>
3023 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
3026 2007-01-10 Sa Liu <saliu@de.ibm.com>
3027 Ben Elliston <bje@au.ibm.com>
3029 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
3030 for SAVE_NONLOCAL and Pmode for any other save level.
3031 * spu-protos.h (spu_restore_stack_block): Declare.
3032 * spu.md (save_stack_block): Remove.
3033 (restore_stack_block): Call spu_restore_stack_block.
3034 * spu.c (spu_restore_stack_block): New function.
3035 (spu_expand_epilogue): Remove old comment.
3037 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
3039 PR tree-optimization/30322
3040 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
3041 (cand_value_at): Return the value as aff_tree.
3042 (may_eliminate_iv): Convert the bound from aff_tree to tree.
3043 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
3044 aff_combination_mult): New functions.
3045 (aff_combination_add): Use aff_combination_add_cst.
3046 (aff_combination_convert): Allow conversions to a wider type.
3047 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
3048 * tree-affine.h (aff_combination_mult): Declare.
3050 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
3052 * doc/tm.texi: Update documentation to reflect reality of exec
3053 and start file search behaviours. Update copyright year.
3054 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
3055 header file directories.
3057 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
3059 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
3060 (*cosxf2): Rename to cosxf2_i387.
3061 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
3062 using X87MODEF12 mode macro. Rename patterns to
3063 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
3065 (*cosdf2, *cossf2): Ditto.
3066 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
3067 to match extended input operands.
3068 (sincos<mode>3): New expander.
3069 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
3070 insn patterns and corresponding splitters.
3072 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
3074 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
3075 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
3077 2007-01-09 Nicolas Pitre <nico@cam.org>
3080 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
3082 2007-01-08 Geoffrey Keating <geoffk@apple.com>
3084 * target.h (struct gcc_target): New field library_rtti_comdat.
3085 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
3086 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
3087 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
3088 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
3090 2007-01-08 Geoffrey Keating <geoffk@apple.com>
3092 * doc/invoke.texi (Optimize Options): Correct description of -O0.
3094 2007-01-08 Richard Guenther <rguenther@suse.de>
3096 * tree.h (force_fit_type_double): Export.
3097 (force_fit_type): Remove.
3098 * fold-const.c (force_fit_type_double): New function.
3099 (force_fit_type): Remove.
3100 (int_const_binop): Use it.
3101 (fold_convert_const_int_from_int): Likewise.
3102 (fold_convert_const_int_from_real): Likewise.
3103 (fold_div_compare): Likewise.
3104 (fold_sign_changed_comparison): Likewise.
3105 (fold_unary): Likewise.
3106 (fold_negate_const): Likewise.
3107 (fold_abs_const): Likewise.
3108 (fold_not_const): Likewise.
3109 * c-common.c (shorten_compare): Use force_fit_type_double.
3110 * convert.c (convert_to_pointer): Likewise.
3112 2007-01-08 Richard Guenther <rguenther@suse.de>
3114 * tree.h (build_int_cst_wide_type): Export.
3115 * tree.c (build_int_cst_wide_type): New function.
3116 (build_int_cst_wide): Fix comment.
3117 * builtins.c (fold_builtin_object_size): Use build_int_cst
3118 to build -1 or 0 of the correct type. Use fit_double_type
3119 to check for overflow.
3120 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
3122 (decode_field_reference): Likewise.
3123 (all_ones_mask_p): Likewise.
3124 (native_interpret_int): Use build_int_cst_wide_type.
3125 (fold_binary): Use build_int_cst_type to build an all-ones
3127 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
3129 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
3131 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
3133 2007-01-09 Ben Elliston <bje@au.ibm.com>
3135 * genautomata.c (STATS_OPTION): New option.
3136 (stats_flag): New flag.
3137 (gen_automata_option): Handle it.
3138 (initiate_automaton_gen): Ditto.
3139 (write_automata): Output statistics only if stats_flag is
3140 set. Likewise, output time statistics only if time_flag is set.
3141 * doc/md.texi (Processor pipeline description): Document new flag.
3143 2007-01-08 Richard Guenther <rguenther@suse.de>
3145 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
3146 * tree.c (build_int_cst_type): Likewise.
3147 (size_in_bytes): Don't call force_fit_type on the result.
3148 (int_fits_type_p): Use fit_double_type.
3149 * fold-const.c (fit_double_type): New function.
3150 (force_fit_type): Use it.
3151 * tree.h (fit_double_type): Export.
3153 2007-01-08 Jan Hubicka <jh@suse.cz>
3155 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
3156 * ipa.c (function_and_variable_visibility): Fix return type.
3158 2007-01-08 Richard Guenther <rguenther@suse.de>
3160 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
3161 of offset to build the index.
3162 * tree-pretty-print.c (dump_generic_node): Don't build negated
3163 const just for printing.
3164 * c-pretty-print.c (pp_c_integer_constant): Likewise.
3165 * builtins.c (fold_builtin_int_roundingfn): Check if result
3166 fits the type by using force_fit_type and comparing the result.
3167 * predict.c (predict_loops): Use compare_tree_int for comparison.
3168 * tree.c (build_int_cst): Fall back to integer_type_node for
3170 (build_int_cst_wide): Assert type is non-null.
3172 2007-01-08 Roberto Costa <roberto.costa@st.com>
3174 * tree-vrp.c (extract_range_from_cond_expr): New.
3175 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
3176 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
3178 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
3179 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
3180 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
3181 used as expressions.
3182 * tree-object-size.c (cond_expr_object_size): New.
3183 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
3185 2007-01-08 Jan Hubicka <jh@suse.cz>
3187 * tree-ssa-forwprop.c (forward_propagate_into_cond,
3188 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
3191 2007-01-08 Richard Guenther <rguenther@suse.de>
3193 PR tree-optimization/23603
3194 * tree-vrp.c (set_value_range_to_truthvalue): New function.
3195 (extract_range_from_binary): Fall back to truthvalue instead of
3196 varying for TRUTH_*_EXPR.
3197 (extract_range_from_comparison): Fall back to truthvalue instead of
3199 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
3200 if all visited PHI values were constant.
3202 2007-01-08 Jan Hubicka <jh@suse.cz>
3204 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
3205 (cgraph_analyze_function): break out from ...
3206 (cgraph_finalize_compilation_unit): ... here.
3207 (cgraph_expand_function): Remove forgoten commented out line.
3208 (cgraph_optimize): Analyze functions.
3210 2007-01-08 Jan Hubicka <jh@suse.cz>
3212 * tree-pas.h (TODO_remove_function): New flag.
3213 (TODO_update*): Renumber.
3214 (pass_ipa_increase_alignment,
3215 pass_ipa_function_and_variable_visibility): New passes.
3216 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
3217 (cgraph_function_and_variable_visibility): Move to ipa.c
3218 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
3219 cgraph_increase_alignment.
3220 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
3221 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
3222 calling tree-inline.
3223 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
3224 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
3225 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
3226 (gate_increase_alignment): New function.
3227 (pass_ipa_increase_alignment): New pass.
3228 * ipa.c: Inline tree-pass.h and timevar.h
3229 (function_and_variable_visibility): Move here from cgraphunit.c
3230 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
3231 * passes.c (init_optimization_passes): Add the two new passes.
3232 (execute_todo): Handle cgraph_remove_functions.
3234 2007-01-08 Nick Clifton <nickc@redhat.com>
3236 * config/frv/predicates.md (reg_or_0_operand): Accept
3239 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
3241 * config/bfin/rtems.h, config/bfin/t-rtems: New.
3242 * config.gcc: Add bfin*-rtems*.
3244 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
3246 * c.opt: Add -flax-vector-conversions.
3247 * c-typeck.c (convert_for_assignment): Pass flag to
3248 vector_types_convertible_p to allow emission of note.
3249 (digest_init): Likewise.
3250 * c-opts.c: Handle -flax-vector-conversions.
3251 * c-common.c (flag_lax_vector_conversions): New.
3252 (vector_types_convertible_p): Unless -flax-vector conversions
3253 has been passed, disallow conversions between vectors with
3254 differing numbers of subparts and/or element types. If such
3255 a conversion is disallowed, possibly emit a note on the first
3256 occasion only to inform the user of -flax-vector-conversions.
3257 The new last argument specifies this.
3258 * c-common.h (flag_lax_vector_conversions): New.
3259 (vector_types_convertible_p): Add extra argument.
3260 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
3261 char_type_node for V*QI type vectors.
3262 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
3263 Update to satisfy new typechecking rules.
3264 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
3266 * doc/invoke.texi (C Dialect Options): Document
3267 -flax-vector-conversions.
3269 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
3271 PR tree-optimization/29877
3272 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
3273 a register variable on the RHS to not be replaceable.
3275 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
3276 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
3277 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
3278 const_simm15, const_pow2, const_npow2): Added.
3279 * config/score/misc.md (insv, extv, extzv, movmemsi,
3280 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
3281 * config/score/score.c (score_address_cost, score_select_cc_mode):
3283 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
3284 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
3285 Update score_print_operand.
3286 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
3287 Adjust register allocate order and update some macro define.
3288 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
3289 mdx_block_move_straight, mdx_block_move_loop_head,
3290 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
3291 mdx_block_move): Added.
3292 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
3293 mdp_limm): Updated and fix some bug and typo.
3294 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
3295 (movsf, movdf, doloop_end): Added.
3297 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
3299 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
3300 config/arm/thumb2.md: Fix comment typos.
3301 * doc/extend.texi: Fix a typo.
3303 2007-01-07 Eric Christopher <echristo@apple.com>
3305 * configure.ac: Check for __stack_chk_fail for darwin.
3306 * configure: Regenerate.
3308 2007-01-07 Richard Guenther <rguenther@suse.de>
3310 * tree-vrp.c (extract_range_from_assert): CSE calls to
3311 compare_values where possible.
3312 (extract_range_from_unary_expr): Likewise.
3314 2007-01-07 Anatoly Sokolov <aesok@post.ru>
3316 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
3317 * config/avr/avr.c (call_insn_operand): Delete function.
3318 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
3319 instead of register number. Use predicates.
3320 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
3321 call_insn_operand): Add.
3323 2007-01-06 Jan Hubicka <jh@suse.cz>
3325 * tree-pass.h (pass_build_cgraph_edges): Declare.
3326 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
3327 (visited_nodes): Remove.
3328 (cgraph_create_edges): Move to cgraphbuild.c; rename to
3329 build_cgrpah_edges; make visited_nodes local.
3330 (cgraph_process_new_functions): DO not call initialize_inline_failed.
3331 (record_references_in_initializer): Move to cgraphbuild.c
3332 (initialize_inline_failed, rebuild_cgraph_edges,
3333 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
3334 (verify_cgraph_node): Make visited_nodes local.
3335 (cgraph_analyze_function): Do not call cgraph_create_edges and
3336 initialize_inline_failed.
3337 (cgraph_expand_function): Do not call cgraph_lower_function;
3338 assert that function is already lowered.
3339 * Makefile.in (cgraphbuild.o): New.
3340 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
3341 at the end of lowering passes.
3343 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
3345 * ifcvt.c (cond_move_convert_if_block): New function, code
3346 factored out from...
3347 (cond_move_process_if_block): ...here. Call the new function
3348 on the THEN and ELSE blocks.
3349 (merge_if_block): Do not copy global_live_at_end, merge_blocks
3350 already takes care of this.
3352 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3355 * tree.h (TREE_OVERFLOW_P): New.
3356 * c-typeck.c (parser_build_unary_op): Warn only if result
3357 overflowed and operands did not.
3358 (parser_build_binary_op): Likewise.
3359 (convert_for_assignment): Remove redundant overflow_warning.
3360 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
3362 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3364 * c-typeck.c (store_init_value): Split over two lines to follow
3365 the GNU coding style.
3367 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
3369 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
3370 __GXX_EXPERIMENTAL_CXX0X__.
3371 * doc/cpp.texi: Same.
3373 2007-01-05 Richard Guenther <rguenther@suse.de>
3376 * tree.c (get_narrower): Do not construct COMPONENT_REFs
3377 with mismatched types. Instead explicitly build a
3378 conversion NOP_EXPR.
3380 2007-01-05 Ian Lance Taylor <iant@google.com>
3382 * c-common.c (decl_with_nonnull_addr_p): New function.
3383 (c_common_truthvalue_conversion): Call it.
3384 * c-typeck.c (build_binary_op): Likewise.
3385 * c-common.h (decl_with_nonnull_addr_p): Declare.
3387 2007-01-05 Jakub Jelinek <jakub@redhat.com>
3390 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
3393 2007-01-05 Joel Brobecker <brobecker@adacore.com>
3395 * doc/install.texi (Final install): Document the fact that
3396 the GNAT runtime should not be stripped.
3398 2007-01-04 Jan Hubicka <jh@suse.cz>
3400 * tree-inline.c (fold_marked_statements): Update operand caches
3401 and EH after folding
3403 2007-01-04 Ian Lance Taylor <iant@google.com>
3405 * c-common.c (check_function_nonnull): Whitespace fix.
3407 2007-01-04 Jan Hubicka <jh@suse.cz>
3409 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
3410 comitted older version of patch.
3411 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
3412 function, celanup cfg and collect garbage.
3414 2007-01-04 Mike Stump <mrs@apple.com>
3416 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
3419 2007-01-04 Eric Christopher <echristo@apple.com>
3421 * libgcc2.c (__bswapsi2): Use SItype.
3422 (__bswapdi2): Use DItype.
3423 * libgcc2.h: Update for above.
3425 2007-01-04 Paul Brook <paul@codesourcery.com>
3427 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
3428 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
3429 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
3430 umulsidi3, umulsidi3adddi, smulsi3_highpart,
3431 umulsi3_highpart): Make conditional on !arm_arch6.
3432 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
3433 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
3434 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
3435 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
3436 umulsi3_highpart_v6): New insns.
3438 2007-01-04 Roger Sayle <roger@eyesopen.com>
3440 * fold-const.c (fold_convert): When casting an expression to void,
3441 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
3442 have a type. Instead of attempting to build a NOP_EXPR, return
3443 these "special" trees directly.
3445 2007-01-04 Joseph Myers <joseph@codesourcery.com>
3447 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
3448 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
3449 rs6000_cost->fp not 0 as adjustment for outer NEG.
3451 2007-01-04 Jan Hubicka <jh@suse.cz>
3453 * cgraph.c (cgraph_release_function_body): New function.
3454 (cgraph_remove_node): Use it.
3455 * cgraph.h (cgraph_release_function_body): Declare.
3456 * cgraphunit.c (cgraph_expand_function): Use it.
3457 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
3458 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
3459 is initialized and while compilation of other function is running.
3460 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
3461 statement CFG annotations from here to ...
3462 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
3464 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
3466 * cfgloop.h (enum li_flags): Make the constants powers of two.
3468 2007-01-04 Jan Hubicka <jh@suse.cz>
3470 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
3472 (fold_marked_statements): New function.
3473 (optimize_inline_calls, tree_function_versioning): Fold new statements.
3474 * tree-inline.h (copy_body_data): Add statements_to_fold.
3476 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
3478 * config.gcc: Mention libgcc/config.host.
3479 * Makefile.in: Update comments mentioning libgcc.
3480 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
3481 (all.cross, start.encap, rest.encap, rest.cross): Update
3482 dependencies for libgcc move.
3483 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
3484 (clean-target, clean-target-libgcc): Delete.
3485 (srcdirify, GCC_EXTRA_PARTS): New macros.
3486 (libgcc-support, libgcc.mvars): New rules.
3487 (distclean): Remove mention of mklibgcc.
3488 (install): Don't reference INSTALL_LIBGCC.
3489 (install-common): Don't reference EXTRA_PARTS.
3490 (install-libgcc, install-multilib): Delete rules.
3491 * mklibgcc.in: Delete file.
3492 * doc/configfiles.texi: Don't mention mklibgcc.
3494 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
3495 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
3496 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
3497 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
3498 (mklibgcc, ldblspecs): Likewise.
3500 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
3501 (posixpre.def): Use $(T).
3502 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
3503 (SHLIB_SRC, SHLIB_INSTALL): Delete.
3504 (SHLIB_LINK): Make dummy.
3505 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
3507 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
3509 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
3510 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
3511 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
3512 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
3514 * configure.ac (all_outputs): Remove mklibgcc.
3515 * configure: Regenerated.
3517 2007-01-03 Josh Conner <jconner@apple.com>
3520 * calls.c (compute_argument_addresses): Set stack and stack_slot
3521 for partial args, too.
3522 (store_one_arg): Use locate.size.constant for the size when
3523 generating a save_area.
3525 2007-01-03 Robert Kennedy <jimbob@google.com>
3527 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
3528 whose definitions are deleted due to basic block merging.
3530 2007-01-03 Paul Brook <paul@codesourcery.com>
3533 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
3535 (use_return_insn): Return 0 for Thumb interrupt functions.
3536 (print_multi_reg): Add rfe argument for IRQ returns.
3537 (arm_output_epilogue): Pop interrupt return address directly into PC.
3538 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
3540 2007-01-03 Paul Brook <paul@codesourcery.com>
3542 Merge from sourcerygxx-4_1.
3543 * config/arm/thumb2.md: New file.
3544 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
3546 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
3547 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
3548 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
3549 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
3551 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
3552 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
3554 * config/arm/ieee754-sf.S: Ditto.
3555 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
3556 (thumb1_base_register_rtx_p): ... to this.
3557 (thumb_index_register_rtx_p): Rename...
3558 (thumb1_index_register_rtx_p): ... to this.
3559 (thumb_output_function_prologue): Rename...
3560 (thumb1_output_function_prologue): ... to this.
3561 (thumb_legitimate_address_p): Rename...
3562 (thumb1_legitimate_address_p): ... to this.
3563 (thumb_rtx_costs): Rename...
3564 (thumb1_rtx_costs): ... to this.
3565 (thumb_compute_save_reg_mask): Rename...
3566 (thumb1_compute_save_reg_mask): ... to this.
3567 (thumb_final_prescan_insn): Rename...
3568 (thumb1_final_prescan_insn): ... to this.
3569 (thumb_expand_epilogue): Rename...
3570 (thumb1_expand_epilogue): ... to this.
3571 (arm_unwind_emit_stm): Rename...
3572 (arm_unwind_emit_sequence): ... to this.
3573 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
3574 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
3575 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
3576 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
3577 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
3578 thumb2_output_casesi): New functions.
3579 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
3580 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
3581 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
3582 THUMB2_WORK_REGS): Define.
3583 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
3584 arm_condexec_mask, arm_condexec_masklen)): New variables.
3585 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
3586 (arm_override_options): Check new CPU capabilities.
3587 Set new architecture flag variables.
3588 (arm_isr_value): Handle v7m interrupt functions.
3589 (user_return_insn): Return 0 for v7m interrupt functions. Handle
3591 (const_ok_for_arm): Handle Thumb-2 constants.
3592 (arm_gen_constant): Ditto. Use movw when available.
3593 (arm_function_ok_for_sibcall): Return false for v7m interrupt
3595 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
3596 (thumb_find_work_register, arm_load_pic_register,
3597 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
3598 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
3599 print_multi_reg, output_mov_long_double_fpa_from_arm,
3600 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
3601 output_mov_double_fpa_from_arm, output_move_double,
3602 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
3603 output_return_instruction, arm_output_function_prologue,
3604 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
3605 arm_output_mi_thunk, thumb_set_return_address): Ditto.
3606 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
3607 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
3608 (arithmetic_instr, shift_op): Use arm_shift_nmem.
3609 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
3611 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
3612 (thumb_expand_prologue): Use thumb_set_frame_pointer.
3613 (arm_file_start): Output directive for unified syntax.
3614 (arm_unwind_emit_set): Handle stack alignment instruction.
3615 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
3616 Add v6t2, v7, v7a, v7r and v7m.
3617 (RETLDM): Add Thumb-2 code.
3618 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
3619 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
3620 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
3621 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
3622 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
3623 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
3624 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
3625 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
3626 ADJUST_INSN_LENGTH): Define.
3627 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
3628 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
3629 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
3630 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
3631 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
3632 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
3633 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
3634 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
3635 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
3636 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
3637 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
3638 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
3639 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
3640 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
3641 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
3642 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
3643 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
3645 * config/arm/arm-tune.md: Regenerate.
3646 * config/arm/arm-protos.h: Update prototypes.
3647 * config/arm/vfp.md: Enable patterns for Thumb-2.
3648 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
3649 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
3650 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
3651 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
3652 * config/arm/libunwind.S: Add Thumb-2 code.
3653 * config/arm/constraints.md: Update include Thumb-2.
3654 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
3655 * config/arm/ieee754-df.S: Ditto.
3656 * config/arm/bpabi.S: Ditto.
3657 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
3658 * config/arm/predicates.md (low_register_operand,
3659 low_reg_or_int_operand, thumb_16bit_operator): New.
3660 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
3661 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
3662 * config/arm/t-arm-elf: Add armv7 multilib.
3663 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
3665 (UNSPEC_STACK_ALIGN, ce_count): New.
3666 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
3667 arm_zero_extendsidi2, arm_zero_extendqidi2): New
3669 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
3670 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
3671 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
3672 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
3673 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
3674 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
3676 * doc/extend.texi: Document ARMv7-M interrupt functions.
3677 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
3679 2007-01-03 Jakub Jelinek <jakub@redhat.com>
3681 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
3682 (struct _Unwind_Context): Rename args_size to flags, remove
3683 signal_frame field, add a new args_size field and version field.
3684 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
3685 _Unwind_IsExtendedContext): New inline functions.
3686 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
3687 Assume by_value array is only present if _Unwind_IsExtendedContext.
3688 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
3689 _Unwind_IsSignalFrame.
3690 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
3691 (uw_update_context_1): Use _Unwind_SetSignalFrame.
3692 (uw_init_context_1): Initialize context->flags to
3693 EXTENDED_CONTEXT_BIT.
3694 * config/rs6000/linux-unwind.h (frob_update_context): Use
3695 _Unwind_SetSignalFrame.
3697 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3700 * gimplify.c (gimplify_modify_expr_complex_part): Move below
3701 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
3704 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
3706 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
3707 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
3708 RET, AT_SP): Remove.
3709 * config/i386/i386.md (*sse_prologue_save_insn): Use return
3712 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3713 * cfgbuild.c (find_basic_blocks): Likewise.
3714 * cfgrtl.c (rtl_create_basic_block): Likewise.
3715 * function.c (temp_slots_at_level): Likewise.
3716 * reg-stack.c (stack_regs_mentioned): Likewise.
3717 * regclass.c (allocate_reg_info): Likewise.
3718 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3719 set_bb_for_stmt, move_block_to_fn): Likewise.
3720 * tree-complex.c (tree_lower_complex): Likewise.
3721 * vec.h (VEC_safe_grow_cleared): New.
3723 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
3725 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
3727 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
3728 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
3730 * cfgloopmanip.c (scale_loop_frequencies): Export.
3731 (loopify): Scale the frequencies by prescribed coefficients.
3732 (set_zero_probability): New function.
3733 (duplicate_loop_to_header_edge): Improve updating of frequencies.
3734 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
3735 and frequencies according to arguments.
3736 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
3738 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
3739 * modulo-sched.c (sms_schedule): Set probabilities for entering
3740 versioned loop correctly.
3741 * tree-vect-transform.c (vect_transform_loop): Ditto.
3742 * cfgloop.h (loopify, loop_version): Declaration changed.
3743 (scale_loop_frequencies): Declared.
3745 2007-01-02 Jan Hubicka <jh@suse.cz>
3747 * cgraph.c: Include tree-flow.h
3748 (cgraph_add_new-function): Handle IPA_SSA mode; execute
3750 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
3751 * tree-pass.h (pass_all_early_optimizations): Declare.
3752 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
3754 (cgraph_analyze_function): Do early_local_passes.
3755 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
3756 Do not add referenced vars.
3757 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
3759 (gate_all_early_local_passes): New gate.
3760 (pass_early_local_passes): Use new gate.
3761 (execute_early_local_optimizations): New functions.
3762 (gate_all_early_optimizations): New gate.
3763 (pass_all_early_optimizations): New pass.
3764 (execute_free_datastructures): Free SSA only when initialized.
3765 (gate_init_datastructures): Init only when optimizing.
3766 (tree_lowering_passes): Do early local passes when called late.
3767 * tree-profile.c (do_tree_profiling): Don't profile functions added
3769 (do_early_tree_profiling, pass_early_tree_profile): Kill.
3770 * tree-cfg.c (update_modified_stmts): Do not update when operands are
3772 * passes.c (init_optimizations_passes): Reorder so we go into SSA
3773 during early_local_passes.
3774 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
3777 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
3779 * Makefile.in: Update copyright year.
3781 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
3783 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
3784 in $(lang_checks) and check-consistency targets.
3786 2007-01-02 Jan Hubicka <jh@suse.cz>
3788 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
3789 Do not add referenced vars.
3790 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
3792 * passes.c (init_optimization_passes): Put mudflap_2 after
3793 free_datastructures.
3795 2007-01-02 Jan Hubicka <jh@suse.cz>
3797 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
3798 Set NOTHROW flag on call statements proved to be nothrow.
3799 Update statement of local calls so new pure/const functions are
3800 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
3802 (tree_rest_of_compilation): Register hooks and initialize bitmap
3803 early. Do not set after_inlining flag.
3805 2007-01-02 Steve Ellcey <sje@cup.hp.com>
3807 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
3808 HOST_BITS_PER_LONGLONG
3810 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3813 * c-typeck.c (store_init_value): Don't emit pedantic overflow
3814 warning for non-static initializers.
3816 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
3818 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
3819 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
3820 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
3821 Always use set_unique_reg_note to add REG_EQUAL notes.
3823 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3826 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3828 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3829 * cfgbuild.c (find_basic_blocks): Likewise.
3830 * cfgrtl.c (rtl_create_basic_block): Likewise.
3831 * function.c (temp_slots_at_level): Likewise.
3832 * reg-stack.c (stack_regs_mentioned): Likewise.
3833 * regclass.c (allocate_reg_info): Likewise.
3834 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3835 set_bb_for_stmt, move_block_to_fn): Likewise.
3836 * tree-complex.c (tree_lower_complex): Likewise.
3837 * vec.h (VEC_safe_grow_cleared): New.
3839 2007-01-02 Ian Lance Taylor <iant@google.com>
3841 * c-common.c (c_common_truthvalue_conversion): When warning about
3842 using an assignment as a truth value, set TREE_NO_WARNING.
3844 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3847 * c.opt (Wold-style-declaration): New.
3848 * doc/invoke.texi (C-only Warning Options): New.
3849 (Wold-style-declaration): Document it.
3850 (Wextra): Enabled by -Wextra.
3851 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3852 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
3853 -Wold-style-declaration.
3855 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
3857 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
3858 * cfgbuild.c (find_basic_blocks): Likewise.
3859 * cfgrtl.c (rtl_create_basic_block): Likewise.
3860 * function.c (temp_slots_at_level): Likewise.
3861 * reg-stack.c (stack_regs_mentioned): Likewise.
3862 * regclass.c (allocate_reg_info): Likewise.
3863 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
3864 set_bb_for_stmt, move_block_to_fn): Likewise.
3865 * tree-complex.c (tree_lower_complex): Likewise.
3866 * vec.h (VEC_safe_grow_cleared): New.
3868 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
3870 * c-common.c (c_common_nodes_and_builtins): Since variants of
3871 void_type_node get built before it is given a name, we need to
3872 give those variants the name, too.
3873 (complete_array_type): We need to work with the canonical main
3874 type of the array, from which we will build the qualified version.
3875 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
3876 * print-tree.c (print_node): Display canonical type information
3878 * stor-layout.c (layout_type): When we don't know the
3879 alignment of a type for which we're building an array, we end up
3880 guessing wrong, so make the type require structural equality.
3881 * tree.c (make_node_stat): When we build a new type, it is its
3883 (build_type_attribute_qual_variant): When building an attribute
3884 variant, its canonical type is the non-attribute variant. However,
3885 if the attributes are target-dependent and they differ, we need to
3886 use structural equality checks for this type.
3887 (build_qualified_type): A qualified type is not equivalent to its
3888 unqualified variant; set the canonical type appropriately.
3889 (build_distinct_type_copy): When building a distinct type from
3890 another type, the new type is its own canonical type.
3891 (build_variant_type_copy): When building a new type variant, we
3892 assume that it is equivalent to the original type.
3893 (build_pointer_type_for_mode): When building a pointer type, also
3894 build a canonical type pointer.
3895 (build_reference_type_for_mode): When building a reference type,
3896 also build a canonical type reference.
3897 (build_index_type): When we can't hash an index type (e.g.,
3898 because its maximum value is negative), the index type requires
3899 structural equality tests.
3900 (build_array_type): Build the canonical form of an array type.
3901 (build_function_type): Function types require structural equality,
3902 because they contain default arguments, attributes, etc.
3903 (build_method_type_directly): Ditto for method types.
3904 (build_offset_type): Build the canonical offset type.
3905 (build_complex_type): Build the canonical vector type.
3906 (make_vector_type): Build the canonical vector type.
3907 * tree.h (TYPE_CANONICAL): New.
3908 (TYPE_STRUCTURAL_EQUALITY_P): New.
3909 (SET_TYPE_STRUCTURAL_EQUALITY): New.
3910 (struct tree_type): Added "canonical" field.
3911 * params.h (VERIFY_CANONICAL_TYPES): New.
3912 * doc/c-tree.texi (TYPE_CANONICAL): Document.
3913 (TYPE_STRUCTURAL_EQUALITY_P): Document.
3914 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
3915 * doc/invoke.texi (verify-canonical-types): Document --param
3916 parameter for verifying canonical types.
3918 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3920 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
3921 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
3922 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
3923 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
3925 * config/rs6000/e500.h: New.
3926 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
3927 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
3929 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
3930 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
3931 TARGET_E500_DOUBLE): Remove.
3932 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
3933 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
3934 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
3935 * config/rs6000/rs6000.c (rs6000_override_options): Use
3938 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3940 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
3941 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
3942 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
3943 rs6000_emit_cmove): Don't check TARGET_E500.
3944 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
3945 sordered): Don't check TARGET_E500.
3947 2007-01-01 Eric Christopher <echristo@apple.com>
3949 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
3950 HARD_REGISTER_NUM_P.
3952 2007-01-01 Roger Sayle <roger@eyesopen.com>
3954 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
3955 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
3956 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
3959 2007-01-01 Mike Stump <mrs@apple.com>
3961 * configure.ac: Remove support for building with Apple's gcc-3.1.
3963 2007-01-02 Joseph Myers <joseph@codesourcery.com>
3966 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
3967 REG is a hard register. Do not modify REG before calling
3969 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
3970 multiple of the size of YMODE for certain lowpart cases.
3972 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3975 * gimplify (voidify_wrapper_expr): Update for
3978 2007-01-01 Andreas Schwab <schwab@suse.de>
3981 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
3982 save of BR0 in extra_spill_size instead of spill_size.
3983 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
3985 (ia64_expand_epilogue): Restore BR0 from its new location.
3987 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3989 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
3990 Use a temporary variable if the left hand side is not a gimple
3993 2007-01-01 Andrew Pinski <pinskia@gmail.com>
3995 * gimplify.c (gimplify_return_expr): Make the temporary variable
3996 for the return expression, a gimple register variable.
3998 2007-01-01 Jan Hubicka <jh@suse.cz>
4000 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
4003 2007-01-01 Mike Stump <mrs@apple.com>
4005 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
4007 * config/darwin.c (machopic_select_rtx_section): Use
4009 (darwin_mergeable_constant_section): Likewise.
4010 * configure: Regenerate.
4011 * config.in: Regenerate.
4013 2007-01-01 Jan Hubicka <jh@suse.cz>
4014 Andrew Pinski <pinskia@gmail.com>
4016 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
4017 before starting IPA passes.