1 2005-05-23 Jeff Law <law@redhat.com>
3 * tree-ssa-dom.c (cprop_into_stmt): Do not call
4 recompute_tree_invariant_for_addr_expr here.
5 (optimize_stmt): Call it here instead and do so if anything
6 at all has changed in the statement and the RHS is an ADDR_EXPR.
7 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
8 needed, call recompute_tree_invariant_for_addr_expr.
9 * tree-ssa-propagate.c (substitute_and_fold): Call
10 recompute_tree_invariant_for_addr_expr as needed.
12 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
14 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
15 saving less registers than the replacement.
17 2005-05-23 Jan Hubicka <jh@suse.cz>
19 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
21 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
23 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
24 * config/sparc/sparc.c (sparc_expand_move): New function.
25 (sparc_emit_set_const64): Rewrite assert condition on entry.
26 (legitimate_constant_p) <CONST_VECTOR>: New case.
27 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
28 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
29 movV64, movtf): Use nonimmediate_operand for the first operand.
30 Rewrite. Only invoke sparc_expand_move.
31 * config/sparc/predicates.md (input_operand): Reorder tests.
33 2005-05-23 Jan Beulich <jbeulich@novell.com>
35 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
36 missing return statement.
38 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
40 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
41 emit_move_insn for moves to TFmode stack slots.
43 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
45 * tree-stdarg.c (execute_optimize_stdarg): Handle references
46 to va_list of the form &va[0].
48 2005-05-20 Jan Hubicka <jh@suse.cz>
50 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
51 * genemit.c (main): Make insn-emit to include basic-block.h too.
53 2005-05-20 Jan Hubicka <jh@suse.cz>
55 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
57 2005-05-19 Richard Henderson <rth@redhat.com>
59 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
60 emit_store_conditional): Split out from ...
61 (alpha_split_atomic_op): ... here.
62 (alpha_split_compare_and_swap): New; extract from .md file.
63 (alpha_split_lock_test_and_set): Likewise.
64 * config/alpha/alpha-protos.h: Update.
65 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
66 split code into alpha.c.
67 (sync_lock_test_and_set<I48MODE>): Likewise.
69 2005-05-19 Richard Henderson <rth@redhat.com>
71 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
73 2005-05-19 Richard Henderson <rth@redhat.com>
75 * config/i386/sse.md (mulv4si3): Use all register inputs.
78 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
80 * tree-ssa-loop-ivopts.c (determine_base_object): Use
81 build_fold_addr_expr to generate trees of correct type.
82 Use fold_buildN if possible.
84 2005-05-19 Jan Hubicka <jh@suse.cz>
86 * basic-block.h (REG_BR_PROB_BASE): Define.
87 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
88 (dump_cgraph_node): Dump count.
89 (cgraph_clone_edge): Rescale counts.
90 (cgraph_clone_node): Likewise.
91 * cgraph.h: Include basic-block.h
92 (cgraph_node): Add count.
93 (cgraph_edge): Add count and loop_nest.
94 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
96 * cgraphunit.c: Kill now redundant inlining comment.
97 (cgraph_create_edges): Make static, maintain current basic block;
99 (record_call_1): Fill in new fields.
100 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
102 (cgraph_decide_recursive_inlining): Likewise.
103 * rtl.h (REG_BR_PROB_BASE): Kill.
104 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
105 (expand_call_inline): Update call of cgraph_create_edge.
106 * tree-optimize.c (tree_rest_of_compilation): Likewise.
108 2005-05-19 Nick Clifton <nickc@redhat.com>
110 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
111 new rs6000_explicit_options structure.
113 2005-05-19 Richard Henderson <rth@redhat.com>
116 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
117 TFmode code swapping ...
118 (alpha_emit_xfloating_compare): ... here.
119 (alpha_emit_setcc): Update to match.
120 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
122 2005-05-19 Richard Henderson <rth@redhat.com>
125 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
126 memory indirection in local-dynamic case.
128 2005-05-18 Jie Zhang <jie.zhang@analog.com>
129 Bernd Schmidt <bernd.schmidt@analog.com>
131 * config/bfin/bfin.c (branch_dest): Add comment why it's
133 * config/bfin/bfin.md (attr "length" default): Change the offset of
134 forward conditional branch of length 4 from 4096 to 4092.
136 2005-05-19 Jan Beulich <jbeulich@novell.com>
138 * unwind-compat.c: Include tconfig.h and tsystem.h.
139 * unwind-dw2-fde-compat.c: Likewise.
141 2005-05-18 Richard Henderson <rth@redhat.com>
144 * ifcvt.c (noce_process_if_block): Avoid conversion when the
145 memory destination is readonly.
147 2005-05-18 Richard Henderson <rth@redhat.com>
150 * tree-ssa-operands.c (opf_non_specific): New.
151 (get_asm_expr_operands): Set it.
152 (add_call_clobber_ops, add_call_read_ops): Likewise.
153 (add_stmt_operand): Test it instead of opf_kill_def when
154 considering unmodifiable variables.
156 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
158 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
160 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
161 tree-ssa-forwprop.c: Fix comment typos.
162 * doc/invoke.texi: Fix a typo.
164 2005-05-18 Richard Henderson <rth@redhat.com>
166 * config.gcc (powerpc-*-linux*): Include linux64.opt when
169 2005-05-18 Richard Henderson <rth@redhat.com>
171 * tree-cfg.c (pass_remove_useless): Revert last change.
172 * tree-optimize.c (init_tree_optimization_passes): Initialize
173 all_lowering_passes with PROP_gimple_any.
175 2005-05-18 Devang Patel <dpatel@apple.com>
177 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
180 2005-05-18 Richard Henderson <rth@redhat.com>
182 * tree-ssa-forwprop.c (cfg_changed): New.
183 (tidy_after_forward_propagate_addr): New.
184 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
185 (forward_propagate_addr_into_variable_array_index): Likewise.
186 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
189 2005-05-18 Geoffrey Keating <geoffk@apple.com>
191 * dummy-checksum.c: New.
192 * genchecksum.c: New.
193 * c.opt (print_pch_checksum): New flag.
194 * c-pch.c (struct c_pch_validity): Make much shorter.
196 (host_machine): Remove.
197 (target_machine): Remove.
198 (get_ident): Change PCH version number.
199 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
200 Don't put triplets or version string in PCH validity data.
201 Do put the compiler checksum in the validity data.
202 (c_common_valid_pch): Don't check triplets or version string. Do
204 (c_common_print_pch_checksum): New.
205 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
206 Print fingerprint with -v.
207 * c-common.h (c_common_print_pch_checksum): New.
208 (executable_checksum): New.
209 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
210 (cc1-dummy): New rule.
211 (cc1-checksum.c): New rule.
212 (cc1-checksum.o): New rule.
213 (cc1): Add checksum support.
214 (build/genchecksum): New.
215 (build/genchecksum.o): New.
216 (dummy-checksum.o): New.
217 (genobjnames): Add genchecksum.o.
218 (mostlyclean): Remove *-checksum.c.
219 (gnucompare): Add libgcc to list of directories checked.
220 Make comparison problems in libgcc/ and with checksum files only
222 * doc/invoke.texi (Precompiled Headers): Remove caution.
223 Document that it must be the exact same binary. Add a few
224 known-safe flags to the list.
226 * rs6000/predicates.md (fix_trunc_dest_operand): New.
227 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
228 Check that a memory operand is valid before trying to use it.
230 * tree-cfg.c (pass_remove_useless): This pass works on trees.
232 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
234 * tree.c (build1_stat): Don't try to handle two-operand
237 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
239 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
240 * config/sh/sh.h: Update mask names throughout.
241 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
242 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
243 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
244 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
245 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
246 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
247 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
248 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
249 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
250 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
251 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
252 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
253 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
254 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
255 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
256 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
257 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
258 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
259 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
260 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
261 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
262 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
263 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
264 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
265 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
266 (SUBTARGET_SWITCHES): Delete.
267 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
268 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
269 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
270 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
271 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
272 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
273 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
274 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
275 (SUPPORT_SH3): Likewise SUPPORT_SH2.
276 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
277 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
279 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
280 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
281 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
282 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
283 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
284 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
285 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
286 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
287 (SUPPORT_ANY_SH5): New macros.
288 (TARGET_NONE): Replace with...
289 (MASK_ARCH): ...this new macro.
290 * config/sh/elf.h: Update mask names
291 * config/sh/linux.h: Likewise.
292 * config/sh/little.h: Likewise.
293 * config/sh/netbsd-elf.h: Likewise.
294 * config/sh/symbian-pre.h: Likewise.
295 * config/sh/sh.c (sh_handle_option): New function.
296 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
297 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
298 (sh_target_switches, target_switches): Delete.
299 (sh_pch_valid_p): Check for specific differences in the target_flags
301 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
302 * config/sh/sh.opt: New file.
304 2005-05-18 Richard Henderson <rth@redhat.com>
307 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
308 small_addr_symbolic_operand.
310 2005-05-18 Jeff Law <law@redhat.com>
312 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
313 propagate an ADDR_EXPR if the definition and use sites are
314 in different EH regions.
316 2005-05-18 Ian Lance Taylor <ian@airs.com>
318 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
321 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
323 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
325 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
327 Fix PR tree-optimization/21407
329 * tree-ssa-operands.c (note_addressable): Change
330 COMPONENT_REF handling in response to aliasing
333 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
335 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
336 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
337 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
338 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
339 the default on Solaris too.
341 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
343 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
346 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
348 * timevar.def (TV_SCEV_CONST): New timevar.
349 * tree-optimize.c (init_tree_optimization_passes): Add
351 * tree-pass.h (pass_scev_cprop): Declare.
352 * tree-scalar-evolution.c (scev_const_prop): New function.
353 * tree-scalar-evolution.h (scev_const_prop): Declare.
354 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
356 * tree-cfg.c (replace_uses_by): Export.
357 * tree-flow.h (replace_uses_by): Declare.
359 2005-05-17 Ziemowit Laski <zlaski@apple.com>
360 Mike Stump <mrs@apple.com>
362 Yet more Objective-C++...
364 * c-common.h (objc_finish_try_stmt): Add.
365 (objc_build_synchronized): Add.
366 (objc_generate_write_barrier): Add.
367 * stub-objc.c (objc_build_synchronized): Add return value.
368 (objc_finish_try_stmt): Likewise.
369 (objc_generate_write_barrier): Add.
371 * c-common.h (objc_rewrite_function_call): Add.
372 * c-typeck.c (build_function_call): Allow objc to rewrite
374 (build_modify_expr): Allow objc to generate write barriers.
375 * c.opt (Wassign-intercept): Add.
376 (Wstrict-selector-match): Add.
377 (fobjc-call-cxx-cdtors): Add.
378 (fobjc-direct-dispatch): Add.
380 * dbxout.c (get_lang_number): Add Objective-C++ support.
381 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
382 (-Wstrict-selector-match): Likewise.
383 (-fobjc-direct-dispatch): Likewise.
384 (-Wassign-intercept): Likewise.
385 (Overall Options): Likewise.
386 * gengtype.c (get_output_file_with_visibility): Likewise.
387 * stub-objc.c (objc_rewrite_function_call): Add.
388 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
390 * c-common.c (flag_objc_exceptions): Remove.
391 (flag_objc_sjlj_exceptions): Remove.
392 * c-decl.c (objc_mark_locals_volatile): Don't change decls
394 * c-opts.c (c_common_handle_option, case
395 OPT_fobjc_exceptions): Remove.
396 (case OPT_fobjc_sjlj_exceptions): Remove
397 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
398 (fobjc-exceptions): Likewise.
399 (fobjc-sjlj-exceptions): Likewise.
400 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
401 (OFFS_ASSIGNIVAR_FAST): Add.
403 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
405 * config/sparc/sparc.md (movhi): Do not test constness
408 (movdi): Unconditionally accept zero as second operand
409 when the first is memory.
410 (movdi_insn_sp32): Handle above case.
411 (DImode splitter): Use predicates.
412 (DImode splitter): Use const_zero_operand predicate.
413 (movsf_insn): Swap 2 alternatives.
415 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
417 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
418 expand_simple_operations to bases of the ivs.
419 (tree_int_cst_sign_bit): Export.
420 * tree-flow.h (expand_simple_operations): Declare.
421 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
422 tree_int_cst_sign_bit.
423 (expand_simple_operations): Export.
424 * tree.h (tree_int_cst_sign_bit): Declare.
426 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
428 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
430 (replace_uses_by): New function.
431 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
432 * tree-flow.h (fold_stmt_inplace): Declare.
433 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
434 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
435 info after cfg cleanup.
437 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
439 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
440 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
443 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
445 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
446 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
447 * timevar.c (timevar_ggc_mem_total): New variable.
448 (GGC_MEM_BOUND): New constant.
449 (get_time): Record ggc memory status.
450 (timevar_accumulate): Accumulate amount of ggc memory.
451 (timevar_print): Print consumption of ggc memory.
452 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
453 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
454 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
455 * timevar.h (struct timevar_time_def): Add ggc_mem field.
456 (timevar_ggc_mem_total): Declare.
458 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
460 * tree-into-ssa.c (update_ssa): Clean up by shortening the
463 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
465 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
467 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
468 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
469 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
470 ("s<ocond:code>"): Rename from respectively "b<ncond>",
471 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
472 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
473 "s<rcond>" and "s<ocond>".
474 ("b<ocond:code>", "*b<ocond:code>_reversed")
475 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
476 output statement section.
478 2005-05-17 Roger Sayle <roger@eyesopen.com>
480 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
482 2005-05-17 Steven Bosscher <stevenb@suse.de>
483 Stuart Hastings <stuart@apple.com>
484 Jan Hubicka <jh@suse.cz>
485 Dale Johannesen <dalej@apple.com>
487 * cgraph.h (cgraph_node): Add 'lowered' state.
488 (cgraph_lower_function): Declare.
489 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
490 (cgraph_lower_function): New function.
491 (cgraph_create_edges): Deal with lowered function bodies.
492 (verify_cgraph_node): Likewise.
493 (cgraph_analyze_function): Do lowering job.
494 (cgraph_build_static_cdtor): Likewise.
495 * function.h (struct function): Add saved_eh and saved_cfg.
496 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
497 * tree-cfg.c (fold_cond_expr_cond): Export.
498 * tree-flow.h (fold_cond_expr_cond): Declare.
499 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
501 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
502 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
503 callee_cfun, block, eh_region, eh_region_offset.
504 (inlining_p): New predicate.
505 (remap_decl): Update for new inline_data; declare newly created inline
506 vars in low gimple way.
507 (copy_body_r): Update for new datastructure, simplify some of handling
508 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
509 deal with RESX_EXPRs.
511 (copy_edges_for_bb): Likewise.
513 (copy_cfg_body): New.
514 (copy_generic_body): Rewrite to work on low gimple.
515 (copy_body): Turn into simple wrapper around copy_cfg_body.
516 (setup_one_parameter): Insert new statements into given basic block.
517 (initialize_initialized_parameters): Likewise, reorganize way things are
519 (declare_return_variable): Update for new inline data datastructure.
520 (inline_forbidden_p): Work on low gimple.
521 (estimate_num_insns): Likewise.
522 (expand_call_inline): Work on CFG.
523 (push_cfun, pop_cfun): New functions.
524 (cfun_stack): New stack.
525 (add_lexical_block): New function.
526 (gimple_expand_calls_inline): Work on basic block.
527 (optimize_inline_calls): Likewise.
528 (clone_body, save_body, unsave_ewpr_now): Update for new
530 (declare_inline_vars): Work on block instead of bind_expr.
531 (inlining_p): New predicate.
532 * tree-inline.h (push_cfun, pop_cfun): Declare.
533 * tree-optimize.c: Include except.h
534 (all_lowering_passes): New variable.
535 (execute_fixup_cfg, pass_fixup_cfg): New pass.
536 (init_tree_optimization_passes): Move some to all_lowering_passes.
537 (tree_lowering_passes): New function.
538 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
539 * tree-pass.h (tree_lowering_passes): Declare
541 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
543 * unwind-dw2-fde-darwin.c: Include tsystem.h.
545 2005-05-17 Jeff Law <law@redhat.com>
547 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
548 * tree-ssa-forwprop.c: Include langhooks.h.
549 (forward_propagate_addr_expr_into_variable_array_index): New.
550 (forward_propagate_addr_expr): New.
551 (tree_ssa_forward_propagate_single_use_vars): Loop over all
552 the statements in the block instead of just the last statement.
553 Call forward_propagate_addr_expr as needed.
554 (pass_forwprop): Update the SSA graph after forward propagation is
557 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
559 * unwind-dw2-fde-glibc.c (base_from_cb_data,
560 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
562 * unwind-dw2-fde.c (__deregister_frame_info_bases,
563 base_from_object, fde_split, end_fde_sort): Likewise.
564 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
565 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
566 uw_init_context_1): Likewise.
567 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
568 _Unwind_Resume_or_Rethrow): Likewise.
569 * unwind-pe.h (__gxx_abort): Do not define.
570 (size_of_encoded_value, base_of_encoded_value,
571 read_encoded_value_with_base): Use gcc_unreachable.
572 * unwind.h (_Unwind_GetTextRelBase): Likewise.
574 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
576 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
577 (cfi_end): New macros.
578 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
579 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
580 an eight byte stack frame.
581 (__NR_tkill): Define.
582 (__div0): Use gettid tkill on GNU/Linux.
583 (_arm_return): Add CFI.
584 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
586 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
588 * configure.ac: Remove spaces around assignment to
590 * configure: Regenerated.
592 2005-05-17 David Edelsohn <edelsohn@gnu.org>
594 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
595 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
597 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
598 Modify aix_struct_return variable, not target_flags.
599 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
600 (rs6000_return_in_memory): Test aix_struct_return.
601 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
602 independent variable. Report mxl-compat.
604 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
606 * config/bfin/bfin.md (eh_return): Add missing DONE.
608 2005-05-17 Ian Lance Taylor <ian@airs.com>
610 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
612 (mode_attr_index): Remove check for defined attribute. Remove
613 infile parameter. Change all callers.
614 (apply_mode_maps): Add unknown parameter. Change caller. Always
615 return after finding attribute.
616 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
618 (apply_macro_traverse): Set mtd->unknown_mode_attr.
619 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
620 attribute used for a mode.
622 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
624 * tree-ssa-math-opts.c: New file.
626 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
628 * Makefile.in: Add tree-ssa-math-opts.c.
629 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
630 * fold-const.c (distribute_real_division): New.
631 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
632 * tree-pass.h (pass_cse_reciprocals): New.
633 * tree-optimize.c (init_tree_optimization_passes): Run it.
634 * doc/passes.texi: Document the new pass.
636 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
639 * builtins.c (fold_builtin_constant_p): Handle
640 &"string cst"[0] as constant.
642 2005-05-17 Richard Henderson <rth@redhat.com>
644 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
646 2005-05-17 Jakub Jelinek <jakub@redhat.com>
649 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
650 src2 if src2 has been split.
652 PR tree-optimization/21610
653 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
654 returning DECL, call unshare_expr.
656 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
658 * config/cris/cris.md: Unquote preparation and output statements.
659 (BWD, WD, BW): New, mode-macros.
660 (S, s, m, mm, nbitsm1): New, mode-attrs.
661 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
662 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
664 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
665 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
666 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
668 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
669 ("movdi"): Move misplaced head comment regarding necessity of
670 movdi from movsi to here.
671 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
673 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
674 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
675 "*mov_sideqi_biap_mem".
676 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
678 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
679 "*clear_sidehi_biap" and "*clear_sideqi_biap".
680 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
682 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
683 "*ext_sidehisi_biap".
684 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
686 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
687 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
688 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
689 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
690 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
692 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
693 "*op_sidehi_biap" and "*op_sidesi_biap".
694 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
696 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
697 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
698 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
699 "*op_swap_sidehi" and "*op_swap_sidesi".
700 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
701 in the N alternative of "subqi3".
702 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
703 "*extophisi_side_biap".
704 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
706 ("*extop<mode>si_swap_side_biap"): Replace
707 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
708 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
709 "*extophisi_swap_side".
710 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
711 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
713 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
714 "mulqihi3", "mulhisi3" and "mulhisi3".
715 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
716 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
718 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
719 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
720 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
721 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
722 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
723 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
724 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
725 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
726 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
727 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
728 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
729 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
731 ("abs<mode>2"): Replace "abshi2" and "absqi2".
732 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
734 ("b<ocond>"): Replace "bgt" and "ble".
735 ("b<rcond>"): Replace "blt" and "bge".
736 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
737 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
739 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
741 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
743 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
745 ("s<rcond>"): Replace "sge" and "slt".
746 ("s<ocond>"): Replace "sgt" and "sle".
747 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
748 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
749 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
750 clear.w [rx=rx+i] and clear.b [rx=rx+i].
752 2005-05-17 Jakub Jelinek <jakub@redhat.com>
754 * varasm.c (struct constant_descriptor_tree): Add hash field.
755 (const_desc_hash): Just return hash field.
756 (const_desc_eq): If hash values are different, return 0 immediately.
757 (output_constant_def): Compute hash field of temporary key, use
758 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
759 newly built constant descriptor.
760 (lookup_constant_def): Compute hash field of temporary key, use
761 htab_find_with_hash instead of htab_find.
763 2005-05-16 Richard Henderson <rth@redhat.com>
765 * config/i386/sse.md (mulv4si3): New.
767 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
769 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
770 tests for noncanonical versions of reg+constant and
773 2005-05-16 Richard Henderson <rth@redhat.com>
774 Steven Bosscher <stevenb@suse.de>
777 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
778 maybe_clean_eh_stmt; take old stmt parameter. Update EH
779 region data structure to match replacement.
780 * tree-flow.h: Update to match.
781 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
782 * tree-ssa-dom.c (optimize_stmt): Likewise.
783 * tree-ssa-pre.c (eliminate): Likewise.
784 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
786 2005-05-16 Caroline Tice <ctice@apple.com>
788 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
789 internal_error with gcc_assert.
790 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
791 * function.h (struct function): Remove space between "*" and
793 * varasm.c (initialize_cold_section_name): Add gcc_assert;
794 modify to use alloca.
795 (unlikely_text_section): Add check for flag_function_sections.
796 (assemble_start_function): Move call to resolve_section, so it
797 comes before first call to unlikely_text_section.
798 (assemble_end_function): Add test and call to function_section
801 2005-05-16 Roger Sayle <roger@eyesopen.com>
803 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
804 instead of build_binary_op when performing code transformations
805 to avoid error messages about constructs not it the user's code.
807 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
809 * tree-ssa-pre.c: Fix a comment typo.
811 2005-05-16 Richard Henderson <rth@redhat.com>
814 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
815 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
816 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
817 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
818 add_tprel22): Remove mode from symbolic operand.
820 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
822 * optc-gen.awk: Include intl.h after the externally-provided files.
824 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
826 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
827 folding a COND_EXPR_COND in a nondestructive manner.
829 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
831 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
832 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
833 New values for vec_select definitions and bitmask for element
836 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
838 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
839 Change the type to VEC(rtx,gc)*.
840 (mem_loc_descriptor, add_const_value_attributes,
841 dwarf2out_init): Adjust uses of used_rtx_varray.
843 * tree-data-ref.c (compute_all_dependences): Change the type
844 of dependence_relations to VEC(ddr_p,heap)**.
845 (compute_data_dependences_for_loop): Change the type of
846 allrelations to VEC(ddr_p,heap)*.
848 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
850 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
851 system.h, coretypes.h and tm.h.
852 (options.o): Update dependencies accordingly.
853 * optc-gen.awk: Allow header_name to be a list of filenames.
854 Handle the "Condition" flag.
855 * opts.h (CL_DISABLED): New flag.
856 * opts.c (handle_option): Print an error for CL_DISABLED options.
857 * doc/options.texi: Document the "Condition" option flag.
859 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
861 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
863 2005-05-15 Roger Sayle <roger@eyesopen.com>
865 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
866 check for TREE_OVERFLOW on INTEGER_CST trees.
867 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
868 CONSTANT_CLASS_P tree nodes.
870 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
873 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
875 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
877 Fix PR tree-optimization/21576
879 * tree-ssa-pre.c (expression_node_pool): New pool.
880 (comparison_node_pool): Ditto.
881 (list_node_pool): Ditto.
882 (pool_copy_list): New function.
883 (phi_translate): Handle CALL_EXPR.
884 (valid_in_set): Ditto.
885 (create_expression_by_pieces): Ditto.
886 (insert_into_preds_of_block): Ditto.
888 (compute_avail): Ditto.
889 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
890 (can_value_number_call): New function.
891 (find_leader): Update comment.
892 (init_pre): Create new pools.
893 (fini_pre): Free new pools.
894 (pass_pre): Add TODO_update_ssa for the future when we are going
896 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
897 (set_value_handle): Ditto.
898 (get_value_handle): Ditto.
900 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
902 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
904 2005-05-15 Andreas Jaeger <aj@suse.de>
906 * gcc.c (pfatal_pexecute): Remove unused local function.
908 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
910 * optc-gen.awk: Remove excess indentation.
911 * opth-gen.awk: Likewise.
913 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
915 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
916 of basic_block_info. Call init_flow and find_basic_blocks
917 before dbr_schedule if needed.
919 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
921 * tree-optimize.c (init_tree_optimization_passes): Move
922 pass_cd_dce in place of the last pass_dce.
924 PR tree-optimization/21563
925 * tree-vrp.c (compare_value): Return boolean_false_node when
926 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
927 strictly larger than CST.
929 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
930 Jan-Benedict Glaw <jbglaw@lug-owl.de>
932 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
934 (rev_cond_name) Likewise.
935 (vax_float_literal) Likewise.
936 * config/vax/vax.md: Likewise.
938 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
940 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
941 registers and use them (specifically the stack pointer).
942 * config/vax/vax.h: Use above defines right here.
944 * config/vax/vax.c: (override_options) Remove 'register' keyword.
945 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
946 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
948 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
949 mostly removal of trailing spaces...
950 * config/vax/vax-modes.def: Remove trailing whitespace.
952 * config/vax/elf.h: Update whitespace.
954 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
957 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
958 * fold-const.c (fold_indirect_ref_1): Avoid removing
959 NOP_EXPRs with type qualifiers like const.
961 2005-05-14 Jan Hubicka <jh@suse.cz>
963 Patch by Richard Henderson:
964 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
965 Handle RESX expressions properly.
967 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
968 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
969 (remove_stmt_from_eh_region_fn): Likewise.
971 * tree-cfg.c (execute_warn_function_return): Break out noreturn
973 (execute_warn_function_noreturn): ... here.
974 (pass_warn_function_noreturn): New pass.
975 * tree-pass.h (pass_warn_function_noreturn): Declare
976 * tree-optimize.c (init_tree_optimization_passes): Move return
977 warnings early and add noreturn warnings at place of previous
980 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
982 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
983 root_var_init, type_var_init): Use VEC instead of VARRAY.
984 * tree-ssa-live.h (tree_partition_associator_d): Change the
985 type of trees to VEC(tree,heap)*.
986 (tpa_tree): Use VEC instead of VARRAY.
988 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
990 * fold-const.c (div_if_zero_remainder): New function.
991 (try_move_mult_to_index): Use it.
993 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
995 * tree-eh.c (leh_tf_state): Change the type of dest_array to
997 (maybe_record_in_goto_queue, lower_try_finally_onedest,
998 lower_try_finally_copy, lower_try_finally_switch,
999 lower_try_finally): Use VEC instead of VARRAY.
1001 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
1003 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
1004 comment regarding defined register classes.
1005 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
1007 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1009 * tree-optimize.c (init_tree_optimization_passes): Move
1010 pass_merge_phi before the first pass_dominator.
1012 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
1014 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
1017 2005-05-13 Josh Conner <jconner@apple.com>
1019 * config/arm/arm.c (arm_size_return_regs): New.
1020 (thumb_unexpanded_epilogue): replace in-line calculation
1021 of return registers with call to arm_size_return_regs.
1022 (use_return_insn): Include test of which registers are
1023 being used to hold return values, to accommodate
1024 vector return values.
1026 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
1028 * config/rs6000/sysv4.opt (mlittle): Handle.
1030 * config/rs6000/rs6000.c (rs6000_handle_option): Set
1031 target_flags_explicit when appropriate.
1033 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
1035 PR middle-end/20714:
1036 * optabs.c (no_conflict_data): New struct.
1037 (no_conflict_move_test): New function.
1038 (emit_no_conflict_block): Use it.
1040 2005-05-13 Adam Nemet <anemet@lnxw.com>
1042 * doc/invoke.texi (Debugging Options): Option
1043 -fdump-translation-unit only works with C++ now.
1045 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
1047 Replace calls to abort in CRIS port.
1048 * config/cris/cris.h (CRIS_ASSERT): New macro.
1049 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
1050 internal_error instead of abort.
1051 ("movsi"): Ditto. Unquote preparation statement section.
1052 ("call", "call_value"): Ditto, but use gcc_assert where
1053 appropriate. Tweak comments.
1054 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
1056 (cris_op_str): Call internal_error, not abort.
1057 (cris_print_operand): Tweak "abort" reference to "die" in comment.
1058 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
1059 (cris_notice_update_cc): Call internal_error, not abort.
1060 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
1061 (cris_emit_movem_store, cris_asm_output_symbol_ref)
1062 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
1063 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
1064 ENABLE_CHECKING-guarded abort call.
1065 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
1066 Use internal_error at end of test-chain.
1068 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
1070 PR rtl-optimization/20769:
1071 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
1072 pattern emitted by expand_nl_goto_receiver.
1074 PR middle-end/20793:
1075 * integrate.c (allocate_initial_values): Update register liveness
1078 2005-05-13 Josh Conner <jconner@apple.com>
1080 * arm.c (arm_return_in_memory): Add handling for vector return types.
1082 2005-05-13 David Ung <davidu@mips.com>
1084 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
1086 * config/mips/mips.c: Add 4km alias.
1087 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
1088 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
1091 2005-05-13 Jan Hubicka <jh@suse.cz>
1093 * c-decl.c (finish_function): Suppress "control reaches end of
1094 non-void function" when "no return statement in function
1095 returning non-void" is issued.
1097 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
1098 * tree-optimize.c (pass_gimple): Kill.
1099 (init_tree_optimization_passes): Kill pass_gimple.
1100 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
1101 * tree-dump.c (dump_files): Rename .generic to .gimple.*
1103 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
1105 PR rtl-optimization/20756:
1106 * basic-block.h (PROP_DEAD_INSN): Define.
1107 * flow.c (propagate_one_insn): Set during mark_set_regs call
1109 (mark_set_1): Emit a clobber when we are about to delete a dead insn
1110 that kills a live register.
1112 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
1114 * config/s390/s390.md: ("DBL"): New mode attribute.
1115 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
1116 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
1117 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
1119 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
1121 * c-format.c (check_format_arg): Handle string literals of
1122 the form &"string"[offset].
1124 * g++.dg/warn/format4.C: New testcase.
1126 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
1128 * config/mips/3000.md, config/mips/4000.md,
1129 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
1130 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
1131 config/mips/generic.md, config/pdp11/pdp11.md,
1132 config/sh/crt1.asm, config/sh/lib1funcs.asm,
1133 config/sh/sh-modes.def, config/sh/sh-protos.h,
1134 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
1136 2005-05-13 Richard Henderson <rth@redhat.com>
1138 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
1139 addition to move unless dest is a register. Do not skip
1140 instantiation in dest on addition simplification.
1142 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
1144 * config/cris/cris.c (cris_print_operand) <case 'H'; case
1145 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
1146 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
1148 2005-05-13 Jan Hubicka <jh@suse.cz>
1150 * basic-block.h (FOR_ALL_BB_FN): New macro.
1151 (init_flow): Initialize cfg structure.
1152 * function.c (allocate_struct_function): Do not initialize cfg structure.
1153 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
1154 (build_tree_cfg): ... here.
1155 * tree-flow.h (init_empty_tree_cfg): Declare.
1157 2005-05-12 Steven Bosscher <stevenb@suse.de>
1159 Fix PR tree-optimization/21520
1160 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
1161 to attempt to fold constants.
1163 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1165 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
1166 only when TARGET_ADJUST_UNROLL_MAX is defined.
1167 (general_movsrc_operand): Use the C style comment.
1168 (ua_offset): Use prototype.
1170 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
1172 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
1173 (struct hmr_data, hoist_memory_reference, memref_del,
1174 struct fmrv_data): Removed.
1175 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
1176 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
1178 (find_more_ref_vops): Traverse the list of memory references.
1179 (determine_lsm_loop): Work with the list of memory references instead
1180 of traversing the hashtable.
1182 2005-05-12 Steven Bosscher <stevenb@suse.de>
1183 Stuart Hastings <stuart@apple.com>
1184 Jan Hubicka <jh@suse.cz>
1186 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
1187 duplicate_eh_regions): New functions, based on old
1188 implementation removed with RTL inliner.
1189 (reachable_next_level): Modify behaviour pre-inline.
1190 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
1192 * function.h (struct function): Add after_inlining flag.
1193 * tree-optimize.c (tree_rest_of_compilation): Set it.
1194 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
1196 * tree-cfg.c (label_to_block_fn): Deal with cases where
1197 label was never insterted into code.
1199 2005-05-12 Zack Weinberg <zack@codesourcery.com>
1201 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
1203 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
1205 Fix PR tree-optimization/21532
1206 * tree-ssa-pre.c (create_expression_by_pieces): stmt
1207 needs to go onto the inserted_exprs list.
1209 2005-05-12 Ian Lance Taylor <ian@airs.com>
1211 * c-common.h (statement_code_p): Don't declare.
1212 (STATEMENT_CODE_P): Don't define.
1213 (INIT_STATEMENT_CODES): Don't define.
1214 * c-common.c (statement_code_p): Don't define.
1216 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1218 * config/sparc/sparc.h: Remove dead code.
1219 * config/sparc/sparc.c (sparc_compute_frame_size): Use
1220 FIRST_PARM_OFFSET for the size of the register window area.
1221 (emit_save_regs): Rename into emit_save_or_restore_regs.
1222 Add 'action' parameter. Use 4095 as upper bound for the offset.
1223 Pass 'action' to save_or_restore_regs.
1224 (emit_restore_regs): Delete.
1225 (sparc_expand_prologue): Call emit_save_or_restore_regs.
1226 (sparc_expand_epilogue): Likewise.
1227 * config/sparc/sparc.md (mode macro P): Move.
1228 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
1229 (mov<V32:mode> expander): Move to the top of the V32 section.
1230 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
1231 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
1232 (sibcall_epilogue): Move.
1234 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
1237 * arm.c (arm_gen_constant): Sign-extend intermediate values when
1238 synthesizing a constant of the difference of two immediates.
1240 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
1242 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
1243 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
1244 the alternatives using integer registers into the appropriate
1247 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1249 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
1250 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
1251 * bitmap.h: Fixed comments.
1253 2005-05-11 Richard Henderson <rth@redhat.com>
1256 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
1257 (ia64_cannot_force_const_mem): New.
1258 (tls_symbolic_operand_type): New.
1259 (ia64_legitimate_constant_p): New.
1260 (ia64_expand_load_address): Return true on success. Improve
1261 checks for when we should not split.
1262 (ia64_expand_tls_address): New addend operand. Distribute it
1263 as appropriate to the tls_kind. Delay referencing gp.
1264 (ia64_expand_move): Split symbolic addend as necessary. Handle
1265 tls symbols with addends.
1266 * config/ia64/ia64-protos.h: Update.
1267 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
1268 p0, f0, f1, and r13.
1269 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
1270 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
1271 (symbolic_operand splitter): Pass everything through
1272 ia64_expand_load_address and FAIL or DONE as appropriate.
1273 (load_fptr): Only accept after reload.
1274 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
1275 load_symptr_low, load_ltoff_dtpmod,
1277 (load_dtprel): Only accept tls symbols.
1278 (load_dtprel64, load_dtprel22): Likewise.
1279 (load_tprel, load_tprel64, load_tprel22): Likewise.
1280 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
1281 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
1282 (add_dtprel14, add_dtprel22): Likewise.
1283 (add_tprel, add_tprel14, add_tprel22): Likewise.
1284 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
1285 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
1286 (got_symbolic_operand): Check CONST offsets.
1287 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
1288 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
1289 (move_operand): Don't handle tls here. Check CONST offsets.
1291 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1293 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
1294 Remove hilo_operand check.
1295 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
1296 * config/mips/predicates.md (hilo_operand): Delete.
1298 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1300 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
1302 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
1304 PR tree-optimizer/18472
1305 * tree-if-conv.c (tree_if_convert_stmt,
1306 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
1308 2005-05-11 Jan Hubicka <jh@suse.cz>
1310 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
1311 (GTFILES): add except.h.
1312 * except.c (eh_status): Add throw_stmt_table.
1313 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
1314 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
1315 lookup_stmt_eh_region_fn): Declare.
1316 (throw_stmt_node): New structure.
1317 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
1318 * gengtype.c (open_base_files): Add except.h to inlines.
1319 * tree-eh.c (throw_stmt_node): Kill.
1320 (record_stmt_eh_region): Update.
1321 (add_stmt_to_eh_region_fn): Break out from ...
1322 (add_stmt_to_eh_region): ... here.
1323 (remove_stmt_from_eh_region_fn): Break out from ...
1324 (remove_stmt_from_eh_region): ... here.
1325 (lookup_stmt_eh_region_fn): Break out from ...
1326 (lookup_stmt_eh_region): ... here.
1327 (honor_protect_cleanup_actions): Use build_resx.
1328 (lower_try_finally_onedest): Likewise.
1329 (lower_try_finally_copy): Likewise.
1330 (lower_try_finally_switch): Likewise.
1331 (lower_eh_constructs): Update eh table construction.
1332 * tree.c (build_resx): New.
1333 * tree.h (build_resx): Declare.
1335 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
1337 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
1340 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
1342 * fold-const.c, libgcov.c: Fix comment typos.
1344 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
1347 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
1349 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1350 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
1352 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
1354 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
1357 * crtstuff.c: Include auto-host.h again, for now.
1359 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1361 * config/mips/24k.md: Remove trailing whitespace.
1363 2005-05-11 David Ung <davidu@mips.com>
1365 * config/mips/mips.md (type): Add imul3.
1366 (length, hazard, may_clobber_hilo): Check for imul3.
1367 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
1368 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
1369 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
1370 for a 3 operand mul and its bypasses.
1371 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
1372 * config/mips/4000.md (r4k_imul): Likewise.
1373 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
1374 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
1375 (vr4130_muldi): Likewise.
1376 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
1377 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
1378 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
1379 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
1380 (ir_vr54_imadd_si): Likewise.
1381 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
1382 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
1383 (rm7_impy_di): Likewise.
1384 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
1385 * config/mips/generic.md (generic_imul): Likewise.
1386 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
1387 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
1389 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
1391 PR middle-end/20371:
1392 * tree.h (record_layout_info_s): New member prev_packed.
1393 * stor-layout.c (update_alignment_for_field): Fix comment about
1394 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
1395 we start it properly aligned.
1396 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
1397 to update_alignment_for_field, and recompute it afterwards using
1398 the alignment of the record.
1399 When a packed bitfield precedes an MS bitfield, don't add padding
1400 at the end of the packed bitfield on behalf of the base type of
1401 the packed bit field.
1402 Don't adjust rli->bitpos at the end
1403 of an MS bitfield run if we already adjusted bitpos/offset for an
1404 alignment as large or larger than the bitfield type size.
1405 Take possible record alignment > BIGGEST_ALIGNMENT into account
1406 when calculating actual_align.
1407 Only put packed buit fields into rli->prev_field if they end up
1409 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
1410 Update rli->remaining_in_alignment when we have already started a
1411 run of bit fields and we process a packed bit field.
1413 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
1415 * tree-data-ref.c (find_data_references_in_loop): Give up when
1416 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
1417 may embed arbitrary side effects.
1418 Remove the assumption that GIMPLE form contains a single array
1419 access per statement.
1420 When the statement contains virtual operands, fail if it is not
1421 a MODIFY_EXPR or a CALL_EXPR.
1422 Return after the dont know node is inserted.
1424 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
1426 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
1428 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
1431 PR tree-optimization/19639
1432 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
1433 and generic summands for char* as s * delta, too, folding &a[i]
1434 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
1435 for comparison of steps. Convert types for index addition.
1436 (fold_binary): Adjust the callers to always dispatch to
1437 try_move_mult_to_index.
1438 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
1439 expr with non-gimple ARRAY_REF offset.
1441 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
1443 * fold-const.c (fold_indirect_ref_1): Avoid removing
1444 NOP_EXPRs with type qualifiers like const.
1446 2005-05-11 Richard Henderson <rth@redhat.com>
1449 * c-decl.c (finish_decl): Propagate the completed array type of
1450 a global variable into the binding.
1452 2005-05-10 Matt Kraai <kraai@ftbfs.org>
1454 * Makefile.in (gtype-desc.o, build/genautomata.o)
1455 (build/varray.o): Depend on $(VARRAY_H).
1457 2005-05-10 Diego Novillo <dnovillo@redhat.com>
1459 * tree-optimize.c (init_tree_optimization_passes): Re-organize
1460 optimization passes to do an initial batch of scalar cleanups.
1462 2005-05-10 Ian Lance Taylor <ian@airs.com>
1464 * read-rtl.c (struct macro_traverse_data): Define.
1465 (map_attr_string): New static function, broken out of
1466 apply_macro_to_string.
1467 (mode_attr_index, apply_mode_maps): New static functions.
1468 (apply_macro_to_string): Call map_attr_string.
1469 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
1471 (apply_macro_traverse): Expect data to point to a struct
1472 macro_traverse_data.
1473 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
1474 to pass data through htab_traverse.
1475 (read_rtx_1): Add mode_maps parameter. Change all callers.
1476 Handle mode names which are attribute strings.
1477 * doc/md.texi (Substitutions): Rename from String Substitutions.
1478 Change references. Document using attributes as modes.
1480 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
1482 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
1483 * tree-optimize.c (init_tree_optimization_passes) Swap
1484 pass_ch and pass_profile.
1485 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
1486 here. Remove rewrite_into_loop_closed_ssa call.
1488 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
1490 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
1492 (legitimate_reload_constant_p): Add check for const double zero.
1493 * config/s390/s390.md: Add comment for constraint letter 'G'.
1494 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
1495 attributes for new case.
1496 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
1497 s390_const_double_ok_for_constraint_p.
1498 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
1501 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
1503 PR tree-optimization/21170
1504 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
1505 rewrite_ssa_into_ssa in comments with update_ssa.
1507 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
1509 * tree-ssa-loop-im.c: Include hashtab.h.
1510 (struct mem_ref_loc): New.
1511 (struct mem_ref): Describe the set of references with the same
1513 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
1514 maybe_queue_var, fem_single_reachable_address,
1515 for_each_memref, single_reachable_address,
1516 is_call_clobbered_ref, determine_lsm_reg): Removed.
1517 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
1518 hoist_memory_reference, memref_hash, memref_eq, memref_del,
1519 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
1521 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
1522 (determine_lsm_loop): Rewritten.
1523 (determine_lsm): Do not set stmt uids.
1525 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
1527 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
1530 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
1532 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
1533 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
1534 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
1536 2005-05-10 Jeff Law <law@redhat.com>
1538 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
1539 thread_across_edge for any abnormal edges.
1541 2005-05-10 Richard Henderson <rth@redhat.com>
1543 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
1544 * config/ia64/ia64-protos.h: Declare it.
1545 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
1546 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
1547 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
1548 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
1549 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
1550 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
1551 extend result; use release semantics.
1552 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
1553 (sync_val_compare_and_swap_<IMODE>): Update to match.
1555 2005-05-10 Richard Henderson <rth@redhat.com>
1557 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
1558 before comparing it for success.
1560 2005-05-10 Richard Henderson <rth@redhat.com>
1562 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
1563 no return value pattern.
1565 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
1566 H.J. Lu <hongjiu.lu@intel.com>
1568 * libgcov.c (create_file_directory): New function. Create
1569 directory for the given file name.
1570 (gcov_max_filename): New static var. Keeps size of the longest
1572 (gcov_exit): Always try to create directory for output
1573 file. Relocate each filename basing on environment vars.
1574 (__gcov_init): Remember the longest file name.
1575 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
1576 * doc/gcov.texi (Cross-profiling): New node documenting
1577 cross-profiling management.
1578 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
1580 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1582 * config/sparc/sparc.c (mem_min_alignment): Do not rely
1583 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
1585 2005-05-10 Bob Wilson <bob.wilson@acm.org>
1587 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
1588 case code to avoid one move instruction.
1589 (__umodsi3, __modsi3): Merge duplicated code sequences.
1591 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
1593 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
1594 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
1595 * doc/invoke.texi: Fix typos.
1597 * tree-data-ref.c (analyze_array_indexes, analyze_array,
1598 init_data_ref, access_functions_are_affine_or_constant_p,
1599 free_data_refs): Use VEC instead of VARRAY.
1600 * tree-data-ref.h (data_reference): Change the type of
1601 access_fns to VEC(tree,gc)*.
1602 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
1604 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
1607 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
1608 * fold-const.c (fold): Expand the condition of reducing cond_expr.
1609 (contains_label_1, contains_label_p): New functions for checking
1610 labels in a sub-tree.
1612 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
1615 * c-decl.c (pushdecl): When there is a declaration in the current
1616 scope and the declarations are external linkage, check for
1617 compatibility with the type in the external scope and update the
1618 type in the external scope with the composite type information.
1619 Do not form a composite type of the new type and the visible type
1620 if they are incompatible.
1622 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
1624 * crtstuff.c: Revert part of 2005-05-08 Change.
1625 (IN_LIBGCC2): Define.
1627 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1629 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
1630 remove redundant test.
1631 (fp_mov_p): Accept 0.
1632 (fp_high_losum_p): Remove redundant test.
1633 * config/sparc/predicates.md (const_high_operand): Explicitly test
1634 (not small_int_operand).
1635 (fp_const_high_losum_operand): New.
1636 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
1637 (movdi_insn_sp32_v9): Use canonical predicates.
1638 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
1639 (movdi_insn_sp64_novis): Delete.
1640 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
1641 (movsf_insn_novis): Delete.
1642 (movsf_insn_vis): Rename into movsf_insn.
1643 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
1644 (movsf_lo_sum): Use fp_const_high_losum_operand.
1645 (movsf_high): Likewise.
1646 (movsf_high_losum splitter): Likewise.
1647 (mov<V32:mode> expander): Use register_or_zero_operand.
1648 (mov<V64:mode> expander): Likewise.
1649 (movdf_insn_sp32): Use register_or_zero_operand.
1650 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
1651 Rename into movdf_insn_sp32_no_fpu.
1652 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
1653 Rename into movdf_insn_sp32_v9_no_fpu.
1654 (movdf_insn_v9only_novis): Delete.
1655 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
1656 (movdf_insn_sp64_novis): Delete.
1657 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
1658 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
1659 Rename into movdf_insn_sp64_no_fpu.
1660 (movtf expander): Use register_or_zero_operand.
1661 (movtf_insn_sp32): Delete.
1662 (movtf_insn_vis_sp32): Use register_or_zero_operand.
1663 Rename into movtf_insn_sp32.
1664 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
1665 Rename into movtf_insn_sp32_no_fpu.
1666 (movtf_insn_hq_sp64): Delete.
1667 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
1668 Rename into movtf_insn_sp64_hq.
1669 (movtf_insn_sp64): Delete.
1670 (movtf_insn_vis_sp64): Use register_or_zero_operand.
1671 Rename into movtf_insn_sp64.
1672 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
1673 Rename into movtf_insn_sp64_no_fpu.
1675 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
1677 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
1678 gcc_assert and gcc_unreachable as appropriate.
1679 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
1680 xstormy16_output_cbranch_si, xstormy16_split_move,
1681 xstormy16_initial_elimination_offset,
1682 xstormy16_encode_section_info, xstormy16_print_operand_address,
1683 xstormy16_expand_call, xstormy16_expand_arith,
1684 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
1686 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
1688 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
1689 const_copies to VEC(tree,heap)*.
1690 (new_elim_graph, delete_elim_graph, elim_graph_size,
1691 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
1694 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
1697 * doc/extend.texi (Type Attributes): Correct example syntax.
1699 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
1702 * doc/invoke.texi (-Wuninitialized): Update documentation.
1704 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
1706 * arm.c (const_ok_for_arm): Use a faster algorithm.
1708 2005-05-09 David Edelsohn <edelsohn@gnu.org>
1711 * config/rs6000/rs6000.md (add_op2): New.
1712 (add<mode>3): Use it.
1714 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
1716 * arm.c (arm_gen_constant): Add new heuristic for generating
1717 constant integers that can be expressed as the difference of two
1720 2005-05-09 Roger Sayle <roger@eyesopen.com>
1722 * c-tree.h (parser_build_unary_op): New prototype.
1723 * c-typeck.c (parser_build_unary_op): New function to construct
1724 a unary operation in the C parser.
1725 * c-parser.c (c_parser_unary_expression): Use the new function
1726 parser_build_unary_op when appropriate.
1728 2005-05-09 Mark Mitchell <mark@codesourcery.com>
1731 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
1732 before outputting DWARF_FRAME_RETURN_COLUMN.
1734 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1736 * config/s390/s390.c: (s390_branch_condition_mask,
1737 s390_branch_condition_mnemonic, s390_extra_constraint_str,
1738 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
1739 legitimize_pic_address, s390_emit_tls_call_insn,
1740 legitimize_tls_address, legitimize_tls_address,
1741 s390_expand_addcc, print_shift_count_operand, print_operand,
1742 addr_generation_dependency_p, annotate_constant_pool_refs,
1743 s390_split_branches, find_constant_pool_ref,
1744 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
1745 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
1746 s390_output_pool_entry, s390_function_value,
1747 s390_call_saved_register_used, s390_emit_call): Replace
1748 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
1749 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
1750 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
1751 get_some_local_dynamic_name, s390_function_arg_size,
1752 s390_function_arg_advance, s390_function_arg,
1753 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
1754 default case by gcc_unreachable.
1755 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
1756 conditional abort by gcc_assert.
1757 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
1758 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
1760 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1762 * config/s390/s390.c: (s390_decompose_address,
1763 tls_symbolic_operand, legitimate_pic_operand_p,
1764 legitimate_constant_p, legitimate_reload_constant_p,
1765 s390_expand_plus_operand, legitimate_address_p,
1766 legitimate_la_operand_p, ): Remove 'register' from signature.
1767 (symbolic_reference_mentioned_p,
1768 tls_symbolic_reference_mentioned_p): Remove 'register' from local
1769 variable declarations.
1770 (legitimize_address): Remove 'register' from
1771 signature and local variable declarations.
1773 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1775 * config/s390/s390-protos.h: (s390_match_ccmode,
1776 s390_match_ccmode_set, reg_used_in_mem_p,
1777 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
1778 legitimate_la_operand_p, preferred_la_operand_p,
1779 s390_short_displacement, addr_generation_dependency_p,
1780 legitimate_reload_constant_p, legitimate_address_p): Change return type
1782 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
1783 * config/s390/s390.c: (s390_match_ccmode,
1784 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
1785 legitimate_reload_constant_p): Change return type into 'bool'.
1786 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
1787 Likewise. Additionally adapted comment.
1788 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
1789 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
1790 (s390_decompose_address): Change the type of the internal flags
1791 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
1792 (struct s390_address): Change type of "pointer" into bool.
1793 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
1794 Adapt calls for 's390_tm_ccmode' to the new signature.
1796 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1798 * config/s390/s390.c: (s390_match_ccmode_set,
1799 s390_branch_condition_mnemonic, s390_short_displacement,
1800 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
1801 print_shift_count_operand, get_some_local_dynamic_name,
1802 get_some_local_dynamic_name_1, reg_used_in_mem_p,
1803 addr_generation_dependency_p, s390_split_branches,
1804 annotate_constant_pool_refs, find_constant_pool_ref,
1805 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
1806 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
1807 s390_register_info, s390_frame_info, s390_init_frame_layout,
1808 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
1809 restore_gprs, s390_function_arg_size, s390_function_arg_float,
1810 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
1811 s390_encode_section_info, s390_cannot_force_const_mem,
1812 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
1813 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
1814 s390_adjust_priority, s390_issue_rate,
1815 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
1816 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
1817 s390_build_builtin_va_list, s390_gimplify_va_arg,
1818 s390_function_ok_for_sibcall, s390_call_saved_register_used,
1819 s390_pass_by_reference, s390_fixed_condition_code_regs,
1820 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
1821 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
1822 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
1823 s390_add_pool_insn, s390_find_pool, s390_add_constant,
1824 s390_find_constant, s390_add_execute, s390_find_execute,
1825 s390_execute_label, s390_execute_target, s390_dump_pool,
1826 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
1827 Move target macro definitions to the end of the file. Move several
1828 functions within the file to assure correct compiling.
1830 2005-05-09 Steven Bosscher <stevenb@suse.de>
1832 * calls.c (purge_reg_equiv_notes): Remove, fold into...
1833 (fixup_tail_calls): ...here. Only look at insns between the
1834 start of the function and the FUNCTION_BEG insn note.
1836 * gcse.c (one_cprop_pass): Fix typos in dumps.
1838 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
1840 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1842 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
1843 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
1844 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
1845 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
1847 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
1848 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
1849 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
1852 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1854 * config/s390/s390.md: ("gf") New mode attribute.
1855 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
1856 "fixuns_truncsfsi2"): Merge.
1857 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
1858 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
1859 "fix_truncsfsi2_ieee"): Merge.
1861 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1863 * config/s390/s390.md: ("FPR") New mode macro.
1864 ("de", "dee"): New mode attributes.
1865 ("cmpdf", "cmpsf"): Merge.
1866 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
1867 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
1868 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
1869 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
1870 ("floatdidf2", "floatdisf2"): Merge.
1871 ("adddf3", "addsf3"): Merge.
1872 ("*adddf3", "*addsf3"): Merge.
1873 ("*adddf3_cc", "*addsf3_cc"): Merge.
1874 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
1875 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
1876 ("subdf3", "subsf3"): Merge.
1877 ("*subdf3", "*subsf3"): Merge.
1878 ("*subdf3_cc", "*subsf3_cc"): Merge.
1879 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
1880 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
1881 ("muldf3", "mulsf3"): Merge.
1882 ("*muldf3", "*mulsf3" "): Merge.
1883 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
1884 ("*fmadddf", "*fmaddsf"): Merge.
1885 ("*fmsubdf", "*fmsubsf"): Merge.
1886 ("divdf3", "divsf3"): Merge.
1887 ("*divdf3", "*divsf3"): Merge.
1888 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
1889 ("negdf2", "negsf2"): Merge.
1890 ("*negdf2_cc", "*negsf2_cc"): Merge.
1891 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
1892 ("*negdf2", "*negsf2"): Merge.
1893 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
1894 ("absdf2", "abssf2"): Merge.
1895 ("*absdf2_cc", "*abssf2_cc"): Merge.
1896 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
1897 ("*absdf2", "*abssf2"): Merge.
1898 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
1899 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
1900 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
1901 ("*negabsdf2", "*negabssf2"): Merge.
1902 ("sqrtdf2", "sqrtsf2"): Merge.
1904 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1906 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
1908 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
1909 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
1910 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1911 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
1913 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
1914 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
1915 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
1916 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
1917 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
1918 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
1919 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
1920 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
1921 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
1922 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
1923 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
1924 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
1925 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
1926 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
1927 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
1928 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
1930 ("*divsf3"): Additionally rename second pattern to
1932 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1933 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
1934 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
1935 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
1936 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
1937 'type values' and rename 'type' value.
1938 ("*addsf3"): Additionally rename second pattern to
1941 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1943 * config/s390/s390.md: ("SHIFT"): New mode macro.
1944 ("lr", "shift"): New mode attributes.
1945 ("ashldi3", "lshrdi3"): Merge.
1946 ("*ashldi3_31", "*lshrdi3"_31): Merge.
1947 ("*ashldi3_64", "*lshrdi3"_64): Merge.
1948 ("ashlsi3", "lshrsi3"): Merge.
1950 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1952 * config/s390/s390.md: ("DSI", "SCOND"): New mode
1954 ("E", "g"): New mode attributes.
1955 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
1956 ("*adddi3_alc", "*addsi3_alc"): Merge.
1957 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
1958 ("*subdi3_slb", "*subsi3_slb"): Merge.
1959 ("adddicc", "addsicc"): Merge.
1960 ("*sconddi", "*scondsi"): Merge.
1961 ("*sconddi_neg", "*scondsi_neg"): Merge.
1962 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
1963 ("negdi2", "negsi2"): Extract expander pattern from
1964 "negsi2" and merge with "negdi2".
1965 ("*negdi2"): Merge with instruction pattern of "negsi2".
1966 ("*negdi2_cc", "*negsi2_cc"): Merge.
1967 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
1968 ("rotldi3", "rotlsi3"): Merge.
1970 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1972 * config/s390/s390.md: ("hc"): New mode attribute.
1973 ("extendhidi2", "extendqidi2"): Merge.
1974 ("*extendhidi2", "*extendqidi2"): Merge.
1975 ("extendhisi2", "extendqisi2"): Merge.
1976 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1977 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
1978 Merged 2 define_split.
1979 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
1980 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
1982 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1984 * config/s390/s390.md: ("COMPARE"): New mode macro.
1985 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
1986 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
1987 "bungt", "bunle", "bunge", "bltgt"): Merge.
1989 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1991 * config/s390/s390.md: ("INT"): New mode macro.
1992 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
1995 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1997 * config/s390/s390.md: ("GPR", "P"): New mode macros.
1998 ("cmpdi", "cmpsi"): Merge.
1999 ("strlendi", "strlensi"): Merge.
2000 ("*strlendi", "*strlensi"): Merge.
2001 ("movmemdi", "movmemsi"): Merge.
2002 ("clrmemdi", "clrmemsi"): Merge.
2004 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2006 * config/s390/s390.md: ("HQI"): New mode macro.
2007 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
2008 ("*tmhi_full", "*tmqi_full"): Merge.
2009 ("*tsthiCCT", "*tstqiCCT"): Merge.
2010 ("*tsthi", "*tstqi"): Merge.
2011 ("*tsthi_cconly", "tstqi_cconly"): Merge.
2012 ("*sethighhisi", "*sethighqisi"): Merge.
2014 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
2016 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
2017 config/alpha/unicosmk.h, config/arc/arc.md,
2018 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
2019 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
2020 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
2021 config/arm/semi.h, config/arm/uclinux-elf.h,
2022 config/arm/wince-pe.h, config/fr30/fr30.c,
2023 config/rs6000/altivec.h: Update copyright.
2025 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
2027 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
2028 gcc_assert and gcc_unreachable as appropriate.
2029 (pdp11_output_function_epilogue, output_move_double,
2030 output_move_quad, print_operand_address, output_jump,
2031 output_addr_const_pdp11): Likewise.
2032 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
2033 ASM_OUTPUT_ALIGN): Likewise.
2034 * config/pdp11/pdp11.md: Likewise.
2035 (extendhisi2, subhi3, subqi3): Likewise.
2037 2005-05-09 David Edelsohn <edelsohn@gnu.org>
2040 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
2043 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
2045 * config/ia64/ia64.c: Fix a comment typo.
2047 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
2050 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
2051 (arm_override_options): Use them instead of manifest constants. Don't
2052 allow -march to override the -mtune setting.
2054 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
2056 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
2057 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
2058 (function_arg_advance, function_arg, save_restore_insns,
2059 iq2000_expand_prologue, iq2000_output_conditional_branch,
2060 expand_one_builtin, print_operand):
2061 * config/iq2000/iq2000.md (tablejump): Likewise.
2063 2005-05-09 David Ung <davidu@mips.com>
2065 * config/mips/mips.h (processor_type): Add names for the 24K.
2066 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
2068 * config/mips/mips.md (cnv_mode): New attribute for recording the
2069 conversion types of float convert insns.
2070 (cpu): Add 24k and 24kx.
2071 (include): Include 24k.md file.
2072 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
2073 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
2074 (floatdisf2): Setup cnv_mode.
2075 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
2077 * config/mips/24k.md: New file, contains 24k DFA pipeline
2080 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
2082 * config/sh/sh.c (print_operand_address): Use gcc_assert and
2083 gcc_unreachable as appropriate.
2084 (print_operand, prepare_move_operands, prepare_scc_operands,
2085 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
2086 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
2087 fixup_mova, gen_far_branch, sh_reorg, split_branches,
2088 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
2089 sh_set_return_address, sh_setup_incoming_varargs,
2090 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
2091 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
2092 check_use_sfunc_addr): Likewise.
2093 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
2094 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
2095 * config/sh/symbian.c (sh_symbian_mark_dllexport,
2096 sh_symbian_mark_dllimport): Likewise.
2097 * config/sh/sh.md: Likewise.
2098 (movdicc, call_pop, call_value_pop, casesi_worker_1,
2099 casesi_worker_2, casesi_shift_media, casesi_load_media,
2100 return_media): Likewise.
2102 2005-05-08 Roger Sayle <roger@eyesopen.com>
2105 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
2108 2005-05-08 Richard Henderson <rth@redhat.com>
2110 * config/alpha/alpha.c (adjust_address): Fix typo last change.
2112 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2114 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
2115 and -1 can happen in reg_renumber when no hard register is assigned.
2117 2005-05-08 Steven Bosscher <stevenb@suse.de>
2118 Kazu Hirata <kazu@cs.umass.edu>
2120 PR tree-optimization/14841, tree-optimization/15838
2121 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
2122 (evaluate_stmt): Call it.
2124 2005-05-08 Jakub Jelinek <jakub@redhat.com>
2126 * config/ia64/ia64.c (ia64_override_options): Don't set
2127 ia64_flag_var_tracking and clear flag_var_tracking here...
2128 (ia64_file_start): ... but here.
2130 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2132 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
2133 and gcc_unreachable as appropriate.
2134 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
2135 m68hc11_gen_highpart, print_operand, print_operand_address,
2136 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
2137 m68hc11_gen_movhi): Likewise.
2138 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
2139 * config/m68hc11/m68hc11.md: Reword comment.
2141 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2144 * config/m68hc11/predicates.md (splitable_operand): An immediate is
2147 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2149 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
2150 the 68HC12 address indirect addressing mode as it is not supported by
2152 * config/m68hc11/m68hc11-protos.h
2153 (m68hc11_valid_addressing_p): Declare.
2154 (m68hc11_add_mode): Declare.
2155 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
2156 register_indirect_p and export it.
2157 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
2158 instruction so that it is part of the good BB.
2159 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
2160 addressing with movw.
2161 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
2163 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
2164 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
2165 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
2167 ("*movhi_68hc12"): Handle movhi_const0.
2168 ("*subhi3", "subqi3"): Use general_operand for operand 1.
2169 ("*subhi3_zext"): Likewise.
2171 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2174 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
2175 operand 1 and fix constraints.
2176 ("mulqihi3"): Use general_operand for operand 2.
2178 2005-05-08 Julian Brown <julian@codesourcery.com>
2179 H.J. Lu <hongjiu.lu@intel.com>
2180 Paul Brook <paul@codesourcery.com>
2182 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
2183 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
2184 20050308/2.16.0 or newer for comdat group.
2185 * configure: Regenerated.
2186 * config.in: Regenerated.
2187 * varasm.c (default_function_rodata_section): Put .rodata section in
2188 COMDAT group when necessary.
2189 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
2191 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
2194 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
2196 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
2198 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
2199 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
2200 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
2201 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2203 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2206 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
2207 64-bit constants on 64-bit hosts.
2208 (m68hc11_split_logical): Simplify.
2209 (m68hc11_split_move): Likewise.
2211 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2212 Paolo Bonzini <bonzini@gnu.org>
2214 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
2215 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
2216 * configure.ac (enable_checking): Fix typos in runtime_checking.
2217 (ENABLE_RUNTIME_CHECKING): Mark as target template.
2218 (xm_file): Prepend auto-host.h
2219 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
2220 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
2222 * crtstuff.c: Do not include auto-host.h.
2223 (IN_LIBGCC2): Do not define.
2224 * gcov-io.h: Include tconfig.h, not auto-host.h.
2225 * libgcc2.c: Do not include auto-host.h.
2226 (abort): Do not undefine.
2227 * libgcov.c: Remove unneeded comment about config.h.
2228 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
2229 * config.in, configure: Regenerated.
2231 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2232 Falk Hueffner <falk@debian.org>
2234 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
2235 and gcc_unreachable as appropriate.
2236 (get_aligned_mem, get_unaligned_address,
2237 alpha_emit_set_long_const, alpha_emit_conditional_branch,
2238 alpha_emit_setcc, alpha_emit_conditional_move,
2239 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
2240 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
2241 alpha_expand_unaligned_load, alpha_expand_block_move,
2242 alpha_expand_zap_mask, get_trap_mode_suffix,
2243 get_round_mode_suffix, get_some_local_dynamic_name,
2244 print_operand_address, function_arg, alpha_return_in_memory,
2245 function_value, alpha_expand_builtin,
2246 alpha_initial_elimination_offset, alpha_expand_epilogue,
2247 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
2248 alphaev5_next_group, alpha_align_insns,
2249 unicosmk_initial_elimination_offset, unicosmk_unique_section,
2250 unicosmk_ssib_name): Likewise.
2251 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2252 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
2253 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
2254 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
2255 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2256 * config/alpha/alpha.md (*divmodsi_internal_er,
2257 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
2258 call_nt, call_umk, call_vms, call_value, sibcall_value,
2259 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
2260 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
2261 * config/alpha/predicates.md (input_operand): Likewise.
2263 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2265 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
2266 gcc_unreachable, as appropriate.
2267 (frv_function_prologue, frv_alloc_temp_reg,
2268 frv_initial_elimination_offset, frv_expand_block_move,
2269 frv_expand_block_clear, frv_print_operand_jump_hint,
2270 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
2271 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
2272 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
2273 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
2274 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
2275 frv_in_small_data_p, frv_asm_out_constructor,
2276 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
2277 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
2278 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
2279 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
2280 sibcall_value, casesi): Likewise.
2282 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
2283 gcc_unreachable as appropriate.
2284 (print_operand_address, mn10300_print_reg_list, expand_prologue,
2285 expand_epilogue, notice_update_cc, initial_offset,
2286 mn10300_address_cost_1): Likewise.
2287 * config/mn10300/mn10300.md: Likewise.
2288 (absdf2, abssf2, negdf2, negsf2): Likewise.
2290 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
2293 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
2295 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
2296 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
2297 including sunge_<mode> and sungt_<mode>.
2299 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
2301 * integrate.h (get_hard_reg_initial_val): Change type of register
2302 parameter from int to unsigned int.
2303 (has_hard_reg_initial_val): Likewise.
2304 * integrate.c (get_hard_reg_initial_val): Likewise.
2305 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
2307 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
2309 * except.c (eh_status): Change the type of ttype_data to
2311 (add_ttypes_entry, assign_filter_values,
2312 output_function_exception_table): Use VEC instead of VARRAY.
2314 2005-05-07 David Edelsohn <edelsohn@gnu.org>
2316 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
2318 2005-05-07 Paul Brook <paul@codesourcery.com>
2320 * Makefile.in: Fix dependencies.
2321 (GCOV_IO_H, VARRAY_H): Set.
2323 2005-05-07 Anthony Green <green@redhat.com>
2326 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
2327 x$STMP_FIXPROTO test.
2328 * configure: Rebuilt.
2330 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
2332 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
2333 inappropriate feature test macros if flag_iso.
2335 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
2337 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
2339 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
2342 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
2343 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
2344 Handle moved operand being in special register.
2345 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
2346 presumed working insn.
2347 (mover2side): Add FIXME.
2349 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
2351 * integrate.c (get_func_hard_reg_initial_val): Delete.
2352 (has_func_hard_reg_initial_val): Delete.
2353 (get_hard_reg_initial_val): Inline the old implementation of
2354 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
2355 instead of has_func_hard_reg_initial_val to test for an existing
2356 pseudo. Only create an rtx if a new initial value entry is needed.
2357 (has_hard_reg_initial_val): Scan the initial value list directly.
2358 Don't create an rtx.
2360 2005-05-07 David Edelsohn <edelsohn@gnu.org>
2362 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
2364 * config.in (HAVE_AS_POPCNTB): New.
2365 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
2366 (HAVE_AS_POPCNTB): New.
2367 * configure: Regenerated.
2368 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
2369 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
2370 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
2371 and rs6000_sched_costly_dep.
2372 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
2373 (TARGET_XL_COMPAT): Delete.
2374 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
2375 (popcount<mode>2): New.
2376 (popcntb<mode>2): New.
2377 * config/rs6000/rs6000.opt (mpopcntb): New.
2379 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
2380 if variable name exists.
2382 2005-05-07 Matt Kraai <kraai@ftbfs.org>
2384 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
2386 2005-05-07 Richard Henderson <rth@redhat.com>
2389 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
2390 with constant offsets.
2392 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
2394 * config/v850/v850.c (print_operand): Use gcc_assert and
2395 gcc_unreachable, as appropriate.
2396 (print_operand_address, v850_handle_data_area_attribute,
2397 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
2398 v850_insert_attributes, construct_prepare_instruction): Likewise.
2399 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2400 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
2402 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
2404 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
2405 config/rs6000/rs6000.h: Fix comment typos.
2407 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
2409 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
2410 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
2411 (mips_scalar_mode_supported_p): Delete.
2413 2005-05-06 Eric Christopher <echristo@redhat.com>
2415 * config/mips/mips.opt: Remove -mint64 option.
2416 * config/mips/mips.c (override_options): Remove -mint64
2418 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
2419 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
2420 64-bit integer handling.
2421 * doc/invoke.texi (Option Summary): Remove -mint64 for
2424 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
2426 PR tree-optimization/19401
2427 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
2428 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
2429 (estimated_unrolled_size): New function.
2430 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
2431 tree_unroll_loops_completely): Always unroll loops if the code size
2433 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
2434 loops should be unrolled completely.
2435 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
2437 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
2439 PR rtl-optimization/21254
2440 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
2441 assumptions for loops that otherwise do not roll.
2442 (find_simple_exit): Prefer # of iterations that is guaranteed
2444 * loop-unroll.c (decide_peel_once_rolling,
2445 decide_peel_completely): Check whether the loop is infinite.
2447 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
2449 * config/rs6000/sysv4.opt: Fix typo.
2451 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
2452 Jakub Jelinek <jakub@redhat.com>
2455 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
2456 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
2457 Don't use rep; movs{l,q} if the repetition count is really small,
2458 instead use a sequence of movs{l,q} instructions.
2460 2005-05-06 Jeff Law <law@redhat.com>
2462 PR tree-optimization/21380
2463 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
2464 thread through a block with no preds.
2466 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
2468 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
2469 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
2470 add_call_read_ops): Use VEC instead of VARRAY.
2472 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
2474 * config/mcore/mcore.c (mcore_print_operand_address): Use
2475 gcc_assert and gcc_unreachable as appropriate.
2476 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
2477 mcore_output_andn, output_inline_const, mcore_output_move,
2478 mcore_output_movedouble, mcore_expand_block_move,
2479 layout_mcore_frame, mcore_initial_elimination_offset,
2480 mcore_expand_prolog, mcore_mark_dllexport,
2481 mcore_mark_dllimport): Likewise.
2482 * config/mcore/mcore.h (switch_to_section): Likewise.
2483 * config/mcore/mcore.md: Likewise.
2485 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
2487 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
2488 TARGET_PROFILE_KERNEL.
2490 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
2491 TARGET_PROFILE_KERNEL use.
2493 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
2495 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
2496 and gcc_unreachable, as appropriate.
2497 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
2498 m32r_expand_prologue, m32r_output_function_epilogue,
2499 m32r_legitimize_pic_address, m32r_print_operand_address,
2500 emit_cond_move, m32r_function_symbol,
2501 m32r_output_block_move): Likewise.
2502 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2503 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
2504 *rev_zero_branch_insn): Likewise.
2506 2005-05-06 Jakub Jelinek <jakub@redhat.com>
2509 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
2510 if both NEWDECL and OLDDECL are already weak.
2512 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
2514 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2516 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
2517 Kaz Kojima <kkojima@gcc.gnu.org>
2519 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
2522 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
2523 David Edelsohn <edelsohn@gnu.org>
2525 * config.gcc: Add .opt magic for the rs6000 ports.
2527 * doc/invoke.texi: Document -mabi= option properly. Document
2528 -misel and -mno-sel. Document -mspe and -mno-spe. Document
2529 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
2532 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
2533 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
2536 * config/rs6000/aix.opt: New.
2537 * config/rs6000/aix41.opt: New.
2538 * config/rs6000/aix64.opt: New.
2539 * config/rs6000/darwin.opt: New.
2540 * config/rs6000/linux64.opt: New.
2541 * config/rs6000/rs6000.opt: New.
2542 * config/rs6000/sysv4.opt: New.
2544 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
2545 associated TARGET_*. Remove SUBTARGET_OPTIONS,
2547 Define TARGET_USES_SYSV4_OPT.
2548 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
2549 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
2550 TARGET_USES_AIX64_OPT.
2551 * config/rs6000/aix51.h: Same.
2552 * config/rs6000/aix52.h: Same.
2553 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
2554 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
2555 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
2556 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
2557 * config/rs6000/linux64.h: Use
2558 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
2560 * config/rs6000/rs6000.c: Remove definitions of
2561 rs6000_sched_restricted_insns_priority,
2562 rs6000_long_double_size_string, rs6000_altivec_vrsave,
2563 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
2564 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
2565 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
2566 rs6000_alignment_string. Define rs6000_explicit_options.
2567 (rs6000_parse_abi_options): Remove.
2568 (rs6000_parse_alignment_option): Remove.
2569 (rs6000_parse_float_gprs_option): Remove.
2570 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
2571 TARGET_DEFAULT_TARGET_FLAGS.
2572 (rs6000_override_options): Revamp to use new .opt machinery.
2574 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
2575 of new .opt machinery. Remove target_flags. Redefine
2576 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
2577 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
2578 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
2579 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
2580 rs6000_longcall_switch, rs6000_default_long_calls,
2581 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
2582 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
2583 TARGET_ALTIVEC_VRSAVE.
2585 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
2587 * config.gcc (hppa1.1-*-rtems*): Remove.
2588 * config/pa/rtems.h: Remove.
2590 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
2592 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
2593 Exclude roe/603e multilib variants.
2595 2005-05-04 Denis Chertykov <denisc@overta.ru>
2598 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
2601 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
2603 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
2604 arm/pe.opt to $extra_options.
2605 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
2606 (target_float_abi_name, target_float_switch, target_abi_name)
2607 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
2608 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
2609 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
2610 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
2611 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
2612 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
2613 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
2614 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
2615 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
2616 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
2617 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
2618 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
2619 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
2620 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
2621 (arm_pic_register_string): Delete.
2622 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
2624 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
2625 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
2626 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
2627 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
2628 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
2629 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
2630 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
2631 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
2632 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
2633 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
2634 (SUBTARGET_SWITCHES): Delete.
2635 * config/arm/arm.c (target_float_switch): Delete.
2636 (arm_cpu_select): Moved from config/arm/arm.h.
2637 (target_fpu_name, target_fpe_name, target_float_abi_name)
2638 (target_abi_name, structure_size_string, arm_pic_register_string)
2639 (arm_select): Make static.
2640 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2641 (arm_handle_option): New function.
2642 (arm_override_options): Update target_flags checks for new mask names.
2643 Remove target_float_switch code.
2644 (arm_expand_prologue, thumb_expand_prologue): Check
2645 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
2646 * config/arm/arm.opt, config/arm/pe.opt: New files.
2648 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
2650 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
2651 gcc_unreachable as appropriate.
2652 (arc_double_limm_p, arc_setup_incoming_varargs,
2653 arc_compute_function_type, arc_output_function_prologue,
2654 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
2655 output_shift, arc_print_operand, arc_print_operand_address,
2656 arc_final_prescan_insn): Likewise.
2657 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2659 2005-05-04 Geoffrey Keating <geoffk@apple.com>
2661 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
2666 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
2667 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
2668 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
2669 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
2670 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
2671 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
2672 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
2673 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
2675 2005-05-05 Paul Brook <paul@codesourcery.com>
2677 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
2678 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
2679 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
2680 and tree-data-ref.h with *_H variables.
2682 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
2684 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
2686 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
2688 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
2690 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
2692 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
2694 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
2696 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
2697 setting of vrsave register for current function after
2698 call to save_world is emitted.
2700 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
2702 * config/mmix/predicates.md: New file.
2703 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
2704 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
2705 (mmix_foldable_comparison_operator, mmix_comparison_operator)
2706 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
2707 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2709 * config/mmix/mmix.md: Include predicates.md.
2710 ("call", "call_value"): Force address to register if it isn't a
2711 mmix_symbolic_or_address_operand.
2713 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
2715 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
2716 the flags are of appropriate types.
2717 (num_ssa_operands): Generalize using the generic interface.
2718 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
2721 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
2723 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
2724 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
2726 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
2728 * tree-outof-ssa.c (edge_leader, stmt_list,
2729 analyze_edges_for_bb): Use VEC instead of VARRAY.
2730 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
2731 (perform_edge_inserts): Call init_analayze_edges_for_bb and
2732 fini_analayze_edges_for_bb.
2734 2005-05-04 James E Wilson <wilson@specifixinc.com>
2737 * gcc.c (process_command): In the second argv scan loop, ignore
2738 Xassembler and Xpreprocessor, along with their argument.
2740 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
2742 * tree-flow-inline.h, tree-ssa-operands.c,
2743 tree-ssa-operands.h, tree-ssa-opfinalize.h:
2744 Likewise. tree-vn.c: Fix comment typos.
2745 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
2747 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
2749 * doc/tm.texi (Target Hooks): Document
2750 TARGET_RESOLVE_OVERLOADED_BUILTIN.
2752 2005-05-04 Paul Brook <paul@codesourcery.com>
2754 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
2756 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
2758 * dwarf2out.c (incomplete_types, retry_incomplete_types,
2759 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
2762 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
2763 get_expansion, expand_var_during_unrolling,
2764 insert_var_expansion_initialization,
2765 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
2768 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
2771 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
2774 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
2775 the same as INTEGER_TYPE.
2776 (fold_binary): Fold "bool_var != 0" to bool_var.
2777 Fold "bool_var == 1" to bool_var.
2779 2004-05-03 Richard Henderson <rth@redhat.com>
2782 * function.c (instantiate_virtual_regs_in_insn): Use the mode
2783 from recog_data instead of insn_data.
2785 2005-05-03 DJ Delorie <dj@redhat.com>
2787 * common.opt (fdiagnostics-show-option): No variable is needed.
2788 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
2789 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
2790 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
2791 Save and restore original message format. Use flag in context
2793 (warning): Don't test for enabled warnings here.
2794 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
2797 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
2799 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
2800 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
2801 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
2802 * aclocal.m4: Don't include accross.m4.
2803 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
2804 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
2805 * configure, config.in: Regenerate.
2807 2005-05-04 Jakub Jelinek <jakub@redhat.com>
2810 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
2811 (clear_storage): Add argument.
2812 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
2813 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
2815 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
2816 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
2817 (store_expr, store_constructor): Adjust callers.
2818 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
2819 to emit_block_move if CALL_EXPR_TAILCALL (exp).
2820 (expand_builtin_memmove): Add ORIG_EXP argument, copy
2821 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
2822 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
2823 with EXP. Pass EXP to expand_builtin_memmove.
2824 (expand_builtin_memset): Add ORIG_EXP argument, pass
2825 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
2826 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
2827 Pass EXP to expand_builtin_memset.
2828 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
2830 (expand_builtin_strncmp): Likewise.
2831 (expand_builtin_printf): Replace ARGLIST argument with EXP.
2832 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
2833 (expand_builtin_fprintf): Likewise.
2834 (expand_builtin): Adjust calls to
2835 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
2837 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
2840 PR rtl-optimization/21239
2841 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
2843 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
2845 * tree-flow.h (tree_ann_common_d): Move aux to ...
2846 (stmt_ann_d): ... here.
2847 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
2848 move_computations_stmt, schedule_sm): Update references to
2850 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
2852 * tree-cfg.c (remove_bb): Remove a redundant call to
2854 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
2857 2005-05-03 Richard Henderson <rth@redhat.com>
2859 * config/rs6000/rs6000.c: Remove conflict markers.
2861 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
2863 2005-05-03 James E Wilson <wilson@specifixinc.com>
2865 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
2867 2005-05-03 DJ Delorie <dj@redhat.com>
2869 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
2870 decide if the warning will be printed.
2871 * calls.c (expand_call): Likewise.
2872 * function.c (init-function_start): Likewise.
2874 * common.opt (-fdiagnostics-show-option): New.
2875 * opts.c (option_enabled): Accept the option index instead of a
2876 pointer to the option descriptor.
2877 * opts.h (option_enabled): Likewise.
2878 * toplev.c (print_switch_values): Pass option index, not option
2880 * diagnostic.h (diagnostic_info): Add option_index.
2881 * diagnostic.c: Include opts.h.
2882 (diagnostic_set_info): Initialize option_index.
2883 (diagnostic_report_diagnostic): Amend option name if appropriate.
2884 (warning): Check to see if the specified warning is enabled.
2886 * doc/invoke.texi (-fdiagnostics-show-options): Document.
2888 2005-05-03 Richard Henderson <rth@redhat.com>
2890 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
2891 SPEC_OR_GEN_REGS definitions.
2893 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
2896 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
2897 for unavailable registers.
2899 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
2901 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
2903 * cfglayout.c (block_locators_blocks,
2904 insn_locators_initialize, insn_scope): Use VEC instead of
2907 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
2908 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
2911 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2913 * config/sparc/predicates.md (const_compl_high_operand): New.
2914 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
2916 (sparc_emit_set_const64_quick1): Adjust for above change.
2917 (sparc_emit_set_const64_quick2): Likewise.
2918 (sparc_emit_set_const64_longway): Likewise.
2919 (sparc_emit_set_const64): Likewise.
2920 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
2921 movdi_const64_special): Delete.
2922 (logical constant splitters): Use const_compl_high_operand.
2924 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
2926 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
2927 rather than STRIP_NOPS.
2929 2005-05-03 Jakub Jelinek <jakub@redhat.com>
2931 PR rtl-optimization/21330
2932 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
2934 (unswitch_single_loop): Clear cinsn when retrying.
2937 * config/i386/i386.c (legitimize_address): When canonicalizing
2938 ASHIFT into MULT, multiply by 1 << shift_count instead of
2939 1 << log2 (shift_count).
2941 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
2943 * lambda-code.c (gcc_loop_to_lambda_loop,
2944 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
2945 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
2946 generic operand interface.
2947 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
2948 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
2949 generic operand interface.
2950 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
2951 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
2952 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
2953 num_imm_uses): Use ssa_use_operand_t.
2954 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
2955 get_v_must_def_ops): Delete.
2956 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
2957 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
2958 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
2959 get_v_must_def_kill_ptr): Delete.
2960 (delink_stmt_imm_use): Move and use new operand interface.
2961 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
2962 op_iter_next_tree): Use new operand implementation.
2963 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
2964 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
2966 (op_iter_next_mustdef, op_iter_next_maydef,
2967 op_iter_next_must_and_may_def): Delete. Replace with...
2968 (op_iter_next_maymustdef): New. Combine must and may next operations.
2969 (op_iter_init_maydef, op_iter_init_mustdef,
2970 op_iter_init_must_and_may_def): Use new interface.
2971 (single_ssa_tree_operand ): New. Process single operands only as trees.
2972 (single_ssa_use_operand): New. Process single operands only as uses.
2973 (single_ssa_def_operand): New. Process single operands only as defs.
2974 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
2976 (num_ssa_operands): New. Count the number of specified operands.
2977 (compare_ssa_operands_equal): New. Compare two statements' operands.
2978 (single_phi_def): New. Return true if PHI has one def of the specified
2980 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
2981 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
2982 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
2983 (struct stmt_ann_d): Operands field no longer require GTY().
2984 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
2985 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
2986 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
2987 dump_replaceable_exprs, rewrite_trees): Use generic interface.
2988 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
2989 Use use_operand_p instead of ssa_imm_use_t *.
2990 * tree-pretty-print.c (dump_vops): check if operands are active before
2991 dumping virtual operands.
2992 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
2993 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
2994 (ccp_fold): Use new interface.
2995 (ccp_visit_stmt): Remove unused variables and code.
2996 (convert_to_gimple_builtin): Insert statements before calling
2997 mark_new_vars_to_rename.
2998 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
2999 (copy_prop_visit_cond_stmt): Use generic interface.
3000 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
3001 annotation in table.
3002 (thread_across_edge): Use generic interface.
3003 (initialize_hash_element): Initialzie with stmt, not annotation.
3004 (eliminate_redundant_computations): Use generic interface.
3005 (record_equivalences_from_stmt): Pass stmt, not annotation.
3006 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
3008 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
3009 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
3010 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
3011 generic operand interface.
3012 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
3014 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
3016 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
3017 (build_defs, build_uses, build_v_may_defs, build_vuses,
3018 build_v_must_defs): Change type to struct opbuild_list_d.
3019 (ops_active): New. Operands active boolean.
3020 (operand_memory, operand_memory_index): New. Operand memory managers.
3021 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
3022 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
3023 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
3024 Change from functions to static variable list heads.
3025 (opbuild_initialize_virtual): New. Initialize a virtual build list.
3026 (opbuild_initialize_real): New. Initialize a virtual build list.
3027 (opbuild_free): New. Free a build list.
3028 (opbuild_num_elems): New. Number of items in a list.
3029 (opbuild_append_real): New. Add a real (tree *) operand.
3030 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
3031 (opbuild_first): New. Return first element index in a list.
3032 (opbuild_next): New. Return next element in a list.
3033 (opbuild_elem_real): New. Return real element.
3034 (opbuild_elem_virtual): New. Return virtual element.
3035 (opbuild_elem_uid): New. Return UID of virtual element.
3036 (opbuild_clear): New. Reset an operand list.
3037 (opbuild_remove_elem): New. Remove an element form a list.
3038 (ssa_operands_active): New. Return true if operand cache is active.
3039 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
3040 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
3041 (correct_use_link): Use use_operand_p.
3042 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
3043 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
3044 (cleanup_v_may_defs): Use new implmentation.
3045 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
3047 (append_def, append_use, append_v_may_def, append_vuse,
3048 append_v_must_def): Call opbuild_append routine instead of using varray.
3049 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
3050 global parse_old_ops variable.
3051 (free_ssa_operands): New implementation.
3052 (update_stmt_operands): Move. Change argument to build_ssa_operands.
3053 (copy_virtual_operands): Move. New generic implementation.
3054 (create_ssa_artficial_load_stmt): Move. New implementation.
3055 (swap_tree_operands): Update for new implementation.
3056 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
3057 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
3058 rather than a varray.
3059 (verify_imm_links): Use use_operand_p.
3060 (dump_immediate_uses_for): If the immediate use variable is a virtual
3061 variable, show the virtual ops in the stmt.
3062 * tree-ssa-operands.h (def_operand_p): No longer a structure.
3063 (NULL_DEF_OPERAND_P): Now a #define.
3064 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
3065 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
3066 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
3067 mustdef_optype_d): New. Use Linked list representation.
3068 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
3069 (struct ssa_operand_memory_d): New. Allocated Chunk node.
3070 (struct stmt_operands_d): Change to new pointers that are not GTY.
3071 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
3072 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
3073 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
3074 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
3075 SET_V_MUST_DEF_KILL): Delete.
3076 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
3077 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
3078 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
3079 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
3080 (enum ssa_op_iter_type): Operand iterator typechecking values.
3081 (struct ssa_operand_iterator_d): Use linked lists of operands.
3082 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
3083 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
3084 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
3085 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
3086 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
3087 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
3088 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
3089 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
3090 * tree-ssa-opfinalize.h: New. Function templates for expansion.
3091 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
3092 alloc_vuse, and alloc_mustdef.
3093 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
3094 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
3095 and finalize_ssa_v_must_def_ops.
3096 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
3097 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
3099 (compute_avail): Use generic iterator interface.
3100 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
3101 (stmt_makes_single_load, stmt_makes_single_store): Use
3103 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
3104 (statement_sink_location): Use generic interface.
3105 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
3106 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
3107 reset the immediate use link nodes.
3108 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
3109 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
3110 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
3111 (eliminate_tail_call): Use generic operand interface.
3112 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
3113 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
3115 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
3117 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
3118 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
3120 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
3121 Use statement pointer instead of vuse_optype. Use generic interface.
3122 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
3123 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
3124 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
3125 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
3126 * doc/tree-ssa.texi: Update documentation for operand interface.
3128 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
3130 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
3131 gcc_unreachable as appropriate.
3132 (machopic_function_base_name, machopic_indirect_data_reference,
3133 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
3134 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
3135 * config/rs6000/altivec.md (*mov<mode>_internal,
3136 build_vector_mask_for_load): Likewise.
3137 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
3138 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
3139 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
3140 * config/rs6000/predicates.md (easy_fp_constant,
3141 logical_operand): Likewise.
3142 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
3143 compute_save_world_info, rs6000_emit_prologue,
3144 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
3145 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
3148 2005-05-03 Uros Bizjak <uros@kss-loka.si>
3151 * convert.c (convert_to_integer): Convert ceil and floor in
3154 2005-04-29 Geoffrey Keating <geoffk@apple.com>
3157 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
3158 define_insn_and_split. Split only when memory operand is
3159 offsettable. Use adjust_address rather than plus_constant.
3160 (floatunssidf2_internal): Likewise.
3161 (fix_truncdfsi2_internal): Split only when memory operand is
3162 offsettable. Use adjust_address rather than plus_constant.
3163 (fix_trunctfsi2_internal): Likewise.
3164 (floatsidf2_internal): Likewise.
3166 2005-05-02 Diego Novillo <dnovillo@redhat.com>
3168 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
3169 (set_value_range_to_null): Likewise.
3170 (set_value_range_to_varying): New function. Use it in all
3171 call sites that used to call set_value_range (vr, VR_VARYING, ...).
3172 (extract_range_from_assert): If the integral type has a
3173 super-type, and LIMIT is not within MIN and MAX values of that
3174 type, set the resulting range to VR_VARYING.
3176 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
3178 * config/mmix/mmix.opt: New file.
3179 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
3180 (mmix_cc1_ignored_option): Don't declare.
3181 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
3182 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
3183 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
3184 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
3185 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
3186 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
3187 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
3188 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
3190 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
3191 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
3192 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3194 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
3197 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
3198 * c-decl.c (current_function_prototype_built_in,
3199 current_function_prototype_arg_types): New.
3200 (merge_decls): Keep source location of prototype followed by
3201 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
3202 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
3203 (start_function): Always set current_function_prototype_locus,
3204 current_function_prototype_built_in and
3205 current_function_prototype_arg_types. Check for external
3206 prototype whether or not visible for external function and set
3207 current_function_prototype_arg_types accordingly.
3208 (store_parm_decls_oldstyle): Use
3209 current_function_prototype_arg_types for checking old-style
3210 definition against prototype. Give warnings only if
3211 current_function_prototype_built_in).
3213 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
3215 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
3216 (ggc_alloc_zone_stat): Don't define.
3217 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
3218 ggc_alloc_zone_pass_stat.
3219 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
3220 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
3221 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
3223 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
3225 * calls.c (expand_call): Handle current_function_pretend_args_size
3226 when checking for sibcalls.
3228 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3230 PR tree-optimization/21294
3231 * tree-vrp.c (vrp_expr_computes_nonzero): New.
3232 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
3234 2005-05-02 Janis Johnson <janis187@us.ibm.com>
3237 * gcov-io.h: Declare gcov external functions hidden.
3239 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3241 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
3242 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
3243 Use VEC instead of VARRAY.
3246 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
3249 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
3251 * c-common.c (resolve_overloaded_builtin): Forward to target
3252 hook for BUILT_IN_MD built-ins.
3253 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
3254 for all types of built-in.
3255 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
3256 in the definition of the target hooks struct.
3257 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
3258 * config/rs6000/altivec.h: Rewritten.
3259 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
3260 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
3261 rs6000_builtin_type, rs6000_builtin_type_compatible,
3262 altivec_overloaded_builtins, rs6000_builtin_type,
3263 rs6000_builtin_type_compatible): New.
3264 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
3266 (def_builtin): Turn into a function. Check for duplicates and store
3267 the builtin into rs6000_builtin_decls.
3268 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
3269 bdesc_1arg): Add overloaded builtins.
3270 (altivec_expand_builtin): Check for unresolved overloaded builtins,
3271 do not support ALTIVEC_COMPILETIME_ERROR.
3272 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
3273 nodes to represent front-end types.
3274 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
3275 with opaque arguments and/or return values.
3276 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
3277 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
3278 (rs6000_builtin_type_index): New.
3279 (is_ev64_opaque_type): Rename to...
3280 (rs6000_is_opaque_type): ... this.
3281 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
3284 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3286 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
3289 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
3290 Bernd Schmidt <bernd.schmidt@analog.com>
3292 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
3293 print_address_operand, print_operand, legitimize_pic_address,
3294 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
3295 output_pop_multiple): Use gcc_assert or gcc_unreachable as
3297 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
3299 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
3301 * doc/passes.texi: Document vectorization pass.
3303 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3305 * tree-scalar-evolution.c (get_exit_conditions_rec,
3306 select_loops_exit_conditions,
3307 number_of_iterations_for_all_loops,
3308 analyze_scalar_evolution_for_all_loop_phi_nodes,
3309 scev_analysis): Use VEC instead of VARRAY.
3311 2005-05-02 Michael Matz <matz@suse.de>
3314 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
3315 (warn_strict_null_sentinel): Define.
3316 (check_function_sentinel): Check for null_node as valid sentinel too.
3317 * c-common.h (c_tree_index): Added CTI_NULL.
3318 (null_node) Define global_tree[CTI_NULL].
3319 (warn_strict_null_sentinel): Declare.
3320 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
3321 * c.opt: (Wstrict-null-sentinel): New C++ option.
3322 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
3324 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
3326 * gimplify.c (gimplify_compound_lval): Use VEC instead of
3329 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
3331 * dwarf2out.c (decl_scope_table, push_decl_scope,
3332 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
3335 2005-05-01 Mark Mitchell <mark@codesourcery.com>
3338 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
3340 * doc/cpp.texi (__DEPRECATED): Document.
3341 (__EXCEPTIONS): Likewise.
3342 (__GXX_WEAK__): Likewise.
3344 * function.c (INVOKE__main): Do not define.
3345 (expand_main_function): Check HAS_INIT_SECTION when determining
3346 whether or not to call __main.
3348 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
3350 * tree-ssa-loop-ivopts.c: Fix a comment typo.
3352 2005-01-05 Paul Brook <paul@codesourcery.com>
3354 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
3355 (INITIALIZE_TRAMPOLINE): Use it.
3356 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
3357 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
3358 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
3360 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
3362 * doc/install.texi (Specific): Omit dots in the @anchors names
3363 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
3364 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
3366 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
3368 PR tree-optimization/18316
3369 PR tree-optimization/19126
3370 * tree.c (build_int_cst_type): Avoid shift by size of type.
3371 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
3373 * tree-scalar-evolution.h (simple_iv): Declaration changed.
3374 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
3376 (dump_cand): Dump depends_on information.
3377 (determine_biv_step): Add argument to simple_iv call.
3378 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
3379 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
3381 (add_candidate_1): Record depends_on for candidates.
3382 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
3383 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
3384 Handle ivs with nonconstant step.
3385 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
3386 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
3387 (create_new_iv): Unshare the step before passing it to create_iv.
3388 (free_loop_data): Free cand->depends_on.
3389 (build_addr_strip_iref): New function.
3390 (find_interesting_uses_address): Use build_addr_strip_iref.
3391 (strip_offset_1): Split the recursive part from strip_offset.
3392 Strip constant offset component_refs and array_refs.
3393 (strip_offset): Split the recursive part to strip_offset_1.
3394 (add_address_candidates): Removed.
3395 (add_derived_ivs_candidates): Do not use add_address_candidates.
3396 (add_iv_value_candidates): Add candidates with stripped constant
3397 offset. Consider all candidates with initial value 0 important.
3398 (struct affine_tree_combination): New.
3399 (aff_combination_const, aff_combination_elt, aff_combination_scale,
3400 aff_combination_add_elt, aff_combination_add,
3401 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
3402 fold_affine_sum): New functions.
3403 (get_computation_at): Use fold_affine_sum.
3404 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
3405 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
3408 2005-04-30 Michael Matz <matz@suse.de>
3410 * config/i386/i386.md (movmemsi): Also active when
3411 TARGET_INLINE_ALL_STRINGOPS.
3413 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
3416 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
3418 2005-04-30 Paul Brook <paul@codesourcery.com>
3420 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
3422 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
3423 * config/arm/ieee754-sf.S: Ditto.
3424 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
3425 (FUNC_ALIAS): Use .thumb_set for thumb routines.
3427 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
3429 * tree-ssanames.c: Fix a comment typo.
3430 * doc/options.texi: Fix a typo.
3432 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
3434 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
3435 gcc_unreachable as appropriate.
3436 (split_adds_subs, cond_string, print_operand,
3437 h8300_initial_elimination_offset, h8300_classify_operand,
3438 h8300_unary_length, h8300_short_immediate_length,
3439 h8300_bitfield_length, h8300_binary_length,
3440 h8300_insn_length_from_table, compute_mov_length, output_plussi,
3441 compute_plussi_length, compute_plussi_cc, output_logical_op,
3442 compute_logical_op_length, compute_logical_op_cc,
3443 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
3444 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
3445 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
3446 h8300_regs_ok_for_stm): Likewise.
3447 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
3448 monitor_prologue): Likewise.
3450 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
3452 * loop-invariant.c (invariants, create_new_invariant,
3453 get_inv_cost, best_gain_for_invariant,
3454 find_invariants_to_move, move_invariants,
3455 init_inv_motion_data, free_inv_motion_data): Use VEC instead
3458 2005-04-29 Richard Henderson <rth@redhat.com>
3460 * function.c (instantiate_decls): Remove valid_only argument.
3461 (instantiate_decls_1, instantiate_decl): Likewise.
3462 (instantiate_virtual_regs_1): Delete.
3463 (instantiate_virtual_regs_lossage): Delete.
3464 (instantiate_virtual_regs_in_rtx): New.
3465 (safe_insn_predicate): New.
3466 (instantiate_virtual_regs_in_insn): New.
3467 (instantiate_virtual_regs): Update to match all that. Only run
3468 instantiate_decls once.
3470 2005-04-29 Richard Henderson <rth@redhat.com>
3471 Daniel Jacobowitz <dan@codesourcery.com>
3473 * gengtype.c (write_func_for_structure): Split out ...
3474 (output_type_enum): ... new function. Fix thinko accessing
3475 TYPE_PARAM_STRUCT data.
3477 2005-04-29 Tom Tromey <tromey@redhat.com>
3479 * tree.c (build_block): Removed unused 'tags' argument.
3480 * tree.h (build_block): Removed argument.
3482 2005-04-29 Michael Matz <matz@suse.de>
3484 PR rtl-optimization/21144
3485 * postreload.c (reload_cse_move2add): Check for VOIDmode.
3487 2005-04-29 Bob Wilson <bob.wilson@acm.org>
3489 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
3490 flag_reorder_blocks.
3492 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
3494 PR tree-optimization/21030
3495 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
3496 ranges where VR->MAX is smaller than VR->MIN.
3498 2005-04-29 Devang Patel <dpatel@apple.com>
3500 PR tree-optimization/21272
3501 PR tree-optimization/21266
3502 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
3504 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
3506 * tree-flow-inline.h: Fix a comment typo.
3507 * doc/tree-ssa.texi: Fix a typo.
3509 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
3511 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
3513 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
3514 gcc_unreachable as appropriate.
3515 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
3516 fr30_print_operand, fr30_move_double): Likewise.
3517 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
3519 2005-04-29 Mark Mitchell <mark@codesourcery.com>
3521 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
3522 definition has already been provided.
3523 (ARM_EABI_DTORS_SECTION_OP): Likewise.
3524 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
3525 (ARM_EABI_DTORS_SECTION_OP): Likewise.
3527 2005-04-29 Jim Tison <jtison@us.ibm.com>
3529 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
3530 trace hooks calls to improve performance.
3532 2005-04-29 Julian Brown <julian@codesourcery.com>
3533 Mark Mitchell <mark@codesourcery.com>
3534 Paul Brook <paul@codesourcery.com>
3536 * crtstuff.c: Handle targets that use .init_array.
3537 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
3538 that INVOKE__main is set correctly.
3539 (expand_main_function): Test INVOKE__main.
3540 * libgcc2.c: Do not define __main when using .init_array.
3541 * config/arm/arm.c (arm_elf_asm_constructor): New function.
3542 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
3544 (DTORS_SECTION_ASM_OP): Likewise.
3545 (CTOR_LIST_BEGIN): Define specially when in libgcc.
3546 (CTOR_LIST_END): Likewise.
3547 (DTOR_LIST_BEGIN): Likewise.
3548 (DTOR_LIST_END): Likewise.
3549 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
3550 (FINI_SECTION_ASM_OP): Likewise.
3551 (INIT_ARRAY_SECTION_ASM_OP): Define.
3552 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
3553 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
3554 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
3555 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
3556 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
3558 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
3560 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
3561 gcc_assert and gcc_unreachable as appropriate.
3562 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
3563 const_int_cost, output_move_const_into_data_reg,
3564 output_move_qimode, output_move_double, find_addr_reg,
3565 print_operand, print_operand_address): Likewise.
3566 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
3567 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
3568 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
3569 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
3570 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
3571 conditional_trap): Likewise.
3572 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
3574 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
3576 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
3577 gcc_unreachable as appropriate.
3578 (gen_conditional_move, xtensa_split_operand_pair,
3579 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
3580 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
3581 xtensa_copy_incoming_a7, xtensa_output_literal,
3582 xtensa_output_literal, xtensa_output_literal): Likewise.
3583 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
3584 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
3585 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
3586 movsicc_internal1, movsfcc_internal0,
3587 movsfcc_internal1): Likewise.
3589 2005-04-28 James E Wilson <wilson@specifixinc.com>
3591 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
3592 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
3594 2005-04-28 DJ Delorie <dj@redhat.com>
3596 * opt-functions.awk (var_set): Emit proper initializer for
3597 non-target bitfields.
3599 2005-04-28 Devang Patel <dpatel@apple.com>
3601 * dbxout.c (have_used_extensions): Remove.
3602 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
3603 have_used_extensions.
3605 2005-04-28 James E Wilson <wilson@specifixinc.com>
3607 * doc/install.texi: Update -enable-languages info. Correct path to
3610 2005-04-28 DJ Delorie <dj@redhat.com>
3612 * optc-gen.awk (END): Make sure no variable is defined more
3614 * opth-gen.awk (END): Allocate bits on a per-variable basis.
3615 Allow for bitfield variables other than target_flags.
3616 * doc/options.text (Mask): Document that you may specify a
3617 variable other than target_flags.
3619 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
3621 PR rtl-optimization/18877
3622 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
3623 number in val.start.
3625 2005-04-28 David Edelsohn <edelsohn@gnu.org>
3628 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
3630 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
3631 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
3632 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
3634 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
3636 * arm.c (legitimize_pic_address): Fix sense of assertion test for
3637 creating pseudos when the base offset is too large.
3639 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
3641 * global.c (earlyclobber_regclass): Change the type to
3643 (check_earlyclobber): Update uses of earlyclobber_regclass.
3644 (mark_reg_use_for_earlyclobber): Likewise.
3645 (calculate_local_reg_bb_info): Allocate and free
3646 earlyclobber_regclass using the VEC API.
3648 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
3650 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
3653 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
3655 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
3658 * config.gcc: Obsolete c4x-* and tic4x-*.
3660 * tree.h (edge_def): Remove.
3662 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
3663 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
3664 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
3665 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
3668 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
3669 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
3670 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
3671 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
3672 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
3673 machmode.def, mips-tfile.c, params.c, pretty-print.c,
3674 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
3675 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
3676 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
3677 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
3678 config/i386/cygming.h, config/i386/djgpp.h,
3679 config/i386/lynx.h, config/i386/netware.c,
3680 config/i386/winnt.c, config/ia64/ia64-c.c,
3681 config/iq2000/iq2000.c, config/m32r/little.h,
3682 config/m68k/m68k-protos.h, config/m68k/m68k.h,
3683 config/m68k/m68k.md, config/mcore/mcore.c,
3684 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
3685 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
3686 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
3687 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
3688 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
3689 config/pdp11/pdp11.h, config/rs6000/darwin.h,
3690 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
3691 config/s390/2064.md, config/s390/2084.md,
3692 config/s390/s390-modes.def, config/s390/s390-protos.h,
3693 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
3694 config/stormy16/stormy16.c, config/vax/vax-protos.h,
3695 config/vax/vax.c, config/vax/vax.h,
3696 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
3699 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
3701 * c-typeck.c (build_compound_expr): Correct logic in last change.
3703 2005-04-27 James E. Wilson <wilson@specifixinc.com>
3705 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
3706 parameters. Replace conditional move code with assert checking for
3707 ar.lc. Delete obsolete comments.
3708 (set_src_needs_barrier): Delete cond parameter, and code using it.
3709 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
3710 assert checking for PR_REGS. Fix calls to update_set_flags and
3711 set_src_needs_barrier.
3712 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
3713 callers. Rewrite explanatory comment before the function.
3714 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
3717 2005-04-27 Mike Stump <mrs@apple.com>
3719 * doc/cpp.texi: gcc now implements universal character names.
3721 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
3724 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
3725 being a compound expression whose right-hand side is cast to void.
3727 2005-04-27 Caroline Tice <ctice@apple.com>
3729 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3730 Remove targetm.have_named_sections test.
3731 (fix_edges_for_rarely_executed_code): Likewise.
3732 (insert_section_boundary_note): Likewise.
3733 (reorder_basic_blocks): Check partitioning flag before calling
3734 verify_hot_cold_block_grouping.
3735 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
3736 the function struct rather than global variables.
3737 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
3738 (COLD_END_LABEL): Likewise
3739 (cold_text_section_label): New static global variable.
3740 (cold_end_label): Likewise.
3741 (dwarf2out_switch_text_section): Get hot/cold section labels from
3742 the function struct rather than global variables; test to make sure
3744 (output_aranges): Use cold_text_section_label and cold_end_label;
3745 check partitioning flag before putting out delta.
3746 (output_ranges): Remove incorrect code attempting to use
3748 (output_line_info): Get cold section label from function struct; test
3749 to make sure cfun is defined.
3750 (add_location_or_const_value_attribute): Likewise.
3751 (dwarf2out_var_location): Likewise.
3752 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
3753 write out cold_text_section_label if partition flag is set.
3754 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
3755 * function.h (struct function): Add new fields to point to hot/cold
3756 section labels: hot_section_label, cold_section_label,
3757 hot_section_end_label and cold_section_end_label; also add new field
3758 for cold text section name, unlikely_text_section_name.
3759 * opts.c (decode_options): Turn off partitioning flag if
3760 !targetm.have_named_sections.
3761 * output.h (hot_section_label): Remove.
3762 (hot_section_end_label): Remove.
3763 (cold_section_end_label): Remove.
3764 (unlikely_section_label): Remove.
3765 (unlikely_text_section_name): Remove.
3766 * passes.c (rest_of_handle_final): Remove extra blank line.
3767 * varasm.c (unlikely_section_label): Remove.
3768 (hot_section_label): Remove.
3769 (hot_section_end_label): Remove.
3770 (cold_section_end_label): Remove.
3771 (unlikely_text_section_name): Remove.
3772 (initialize_cold_section_name): Modify to call
3773 targetm.strip_name_encoding; to store cold section name in current
3774 function struct, if it exists; and to only use the decl_section_name
3775 if flag_named_sections is true.
3776 (unlikely_text_section): Modify to get section name out of current
3777 function struct, if there is one; otherwise build it from
3778 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
3779 (in_unlikely_text_section): Likewise.
3780 (named_section): Modify to get/put cold section name in current function
3781 struct, if there is one.
3782 (function_section): Change 'bool unlikely' to 'int reloc'; check
3783 targetm.have_named_sections before calling named_section.
3784 (current_function_section): Likewise.
3785 (assemble_start_function): Modify to get/put unlikely_text_section_name
3786 in current function struct; modify to get hot/cold section labels
3787 from function struct; initialize labels using
3788 ASM_GENERATE_INTERNAL_LABEL;
3789 test partitioning flag before writing out hot section label.
3790 (assemble_end_function): Test partitioning flag before writing out
3791 hot/cold section labels.
3792 (default_section_type_flags_1): Get cold text section name from
3793 function struct if there is one; Set flags correctly for
3794 cold text section if there is not a current function struct.
3796 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
3798 * tree-ssa-propagate.c (set_rhs): Revert last change.
3800 2005-04-27 Steve Ellcey <sje@cup.hp.com>
3802 * explow.c (convert_memory_address): Add gcc_assert.
3804 2005-04-27 Mark Mitchell <mark@codesourcery.com>
3806 * configure.ac: Check for ld --sysroot support.
3807 * gcc.c: Document %R specifier for specs.
3808 (SYSROOT_SPEC): New macro.
3809 (sysroot_spec): New variable.
3810 (static_specs): Add sysroot_spec.
3811 (main): Pass the sysroot spec to the linker if appropriate.
3812 * configure: Regenerated.
3813 * config.in: Likewise.
3815 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
3817 * fold-const.c (fold_binary): Use build_fold_addr_expr
3818 for address calculation and INDIRECT_REF handling.
3820 2005-04-27 Andrew Haley <aph@redhat.com>
3822 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
3824 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
3826 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
3827 pointer when thumb backtracing is on.
3829 * config/fp-bit.c (abort): Revert change.
3831 2005-04-27 Ian Lance Taylor <ian@airs.com>
3833 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
3835 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
3837 * tree-ssa-dce.c: Fix a comment typo.
3839 2005-04-27 David S. Miller <davem@davemloft.net>
3841 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
3842 Kill setjmpless_size. current_function_calls_setjmp is completely
3843 computed when we are called, so just use the optimized size value
3844 instead of using REG_SAVE_AREA notes.
3845 (optimize_save_area_alloca): Delete....
3846 * rtl.h (optimize_save_area_alloca): Likewise...
3847 * passes.c (rest_of_compilation): and don't call it any more.
3848 * reg-notes.def (SAVE_AREA): Delete.
3850 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
3852 * config/fp-bit.c (abort): Add noreturn attribute.
3854 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
3855 gcc_unreachable as appropriate.
3856 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
3857 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
3858 ASM_OUTPUT_REG_POP): Likewise.
3860 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
3862 * tree-complex.c (expand_vector_operations_1): Do not build
3863 VIEW_CONVERT_EXPR's for the lhs.
3865 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
3867 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
3868 unnecessary noncanonical RTL handling.
3869 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
3870 gcc_assert and gcc_unreachable.
3872 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
3873 gcc_unreachable as appropriate.
3874 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
3875 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
3876 use_return_insn, const_ok_for_op, arm_gen_constant,
3877 arm_canonicalize_comparison, legitimize_pic_address,
3878 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
3879 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
3880 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
3881 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
3882 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
3883 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
3884 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
3885 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
3886 output_call, output_mov_long_double_fpa_from_arm,
3887 output_mov_long_double_arm_from_fpa,
3888 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
3889 output_move_double, arithmetic_instr, shift_op, int_log2,
3890 output_return_instruction, arm_output_function_prologue,
3891 arm_output_epilogue, arm_output_function_epilogue,
3892 emit_multi_reg_push, arm_get_frame_offsets,
3893 arm_compute_initial_elimination_offset, arm_expand_prologue,
3894 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
3895 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
3896 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
3897 thumb_compute_initial_elimination_offset,
3898 thumb_output_function_prologue, thumb_load_double_from_address,
3899 thumb_output_move_mem_multiple, thumb_reload_out_hi,
3900 arm_emit_vector_const, arm_dbx_register_number): Likewise.
3901 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
3902 * config/arm/arm.md (thumb_extendhisi2,
3903 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
3904 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
3905 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
3906 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
3907 * config/arm/cirrus.md (*cirrus_arm_movdi,
3908 *cirrus_movdf_hard_insn): Likewise.
3909 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
3911 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
3913 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
3914 (num_ssa_names): Use VEC_length.
3915 (ssa_names): Use VEC_index.
3916 * tree-ssanames.c (ssa_names): Change the type to
3918 (init_ssanames, fini_ssa_names, make_ssanames,
3919 release_ssa_name): Update uses of ssa_names.
3921 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
3922 Use fold_buildN instead of fold (buildN (...)).
3924 2005-04-27 Devang Patel <dpatel@apple.com>
3926 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
3928 2005-04-27 Matt Thomas <matt@3am-software.com>
3929 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
3931 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
3932 (vax_output_mi_thunk): Ditto.
3933 (vax_notice_cc_update): Ditto.
3934 (INDEX_REGISTER_P): Add trailing \.
3935 (BASE_REGISTER_P): Add trailing \.
3936 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
3938 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
3940 * tree-ssa-propagate.c (set_rhs): Check operand of
3941 ADDR_EXPR for gimpliness, too.
3943 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
3945 * tree-ssa-pre.c: Fix a comment typo.
3947 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3949 PR tree-optimization/21171
3950 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
3951 record address uses if the reference is volatile.
3953 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
3955 * tree-complex.c (expand_vector_operation): New, extracted from
3956 expand_vector_operations_1.
3957 (tree_vec_extract): Build a NOP_EXPR.
3958 (expand_vec_parallel): Do not care about returning the correct type.
3959 (expand_vector_operations_1): Call expand_vector_operation.
3960 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
3962 * tree-complex.c (gate_expand_vector_operations): New.
3963 (pass_lower_vector_ssa): Use it.
3964 * tree-optimize.c (init_tree_optimization_passes): Include
3965 pass_lower_vector_ssa.
3966 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
3967 (vectorizable_operation): Use it.
3968 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
3969 integer modes for the vector type.
3971 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
3972 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
3973 Do not cope with UNITS_PER_SIMD_WORD == 0.
3974 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
3975 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
3976 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
3977 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
3978 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3979 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3980 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3982 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
3983 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
3984 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
3986 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
3987 (UNITS_PER_SIMD_WORD): New.
3989 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
3991 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
3992 gcc_unreachable as appropriate.
3993 (ia64_expand_load_address, ia64_expand_tls_address,
3994 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
3995 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
3996 next_scratch_gr_reg, ia64_initial_elimination_offset,
3997 ia64_expand_prologue, ia64_expand_epilogue,
3998 ia64_output_dwarf_dtprel, ia64_print_operand,
3999 ia64_register_move_cost, first_instruction, rws_access_regno,
4000 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
4001 ia64_sched_init, ia64_variable_issue,
4002 ia64_first_cycle_multipass_dfs_lookahead_guard,
4003 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
4004 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
4005 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
4006 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
4007 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
4008 * config/ia64/predicates.md (got_symbolic_operand,
4009 sdata_symbolic_operand): Likewise.
4010 * config/ia64/vect.md (vcondv2sf): Likewise.
4012 2005-04-27 Matt Thomas <matt@3am-software.com>
4014 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
4015 CONSTANT_ADDRESS_P in config/vax/vax.h
4016 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
4017 (INDEX_REGISTER_P): New.
4018 (BASE_REGISTER_P): New.
4019 (indirectable_constant_address_p): New. Adapted from
4020 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
4021 (indirectable_address_p): New. Adapted from
4022 INDIRECTABLE_ADDRESS_P in vax.h.
4023 (nonindexed_address_p): New. Adapted from
4024 GO_IF_NONINDEXED_ADDRESS in vax.h.
4025 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
4026 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
4027 (legitimate_address_p): New. Adapted from
4028 GO_IF_LEGITIMATE_ADDRESS in vax.h.
4029 (vax_mode_dependent_address_p): New. Adapted from
4030 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
4031 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
4032 legitimate_constant_address_p.
4033 (CONSTANT_P): Use legitimate_constant_p.
4034 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
4035 (INDIRECTABLE_ADDRESS_P): Removed.
4036 (GO_IF_NONINDEXED_ADDRESS): Removed.
4037 (INDEX_TEMP_P): Removed.
4038 (GO_IF_REG_PLUS_INDEX): Removed.
4039 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
4040 definitions, depending on whether REG_OK_STRICT is defined.
4041 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
4042 Two definitions, depending on whether REG_OK_STRICT is defined.
4043 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
4045 (legitimate_constant_p): Prototype added.
4046 (legitimate_address_p): Prototype added.
4047 (vax_mode_dependent_address_p): Prototype added.
4049 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4051 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
4053 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
4056 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
4059 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
4062 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
4063 assertion failures, if __gcc_host_wide_int__ is not properly
4065 (init_dynamic_diag_info): Give errors, not assertion failures, if
4066 location_t, tree or __gcc_host_wide_int__ are not properly
4069 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
4071 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
4072 n_iv_uses, iv_use, n_iv_cands, iv_cand,
4073 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
4074 prepare_decl_rtl, free_loop_data,
4075 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
4078 * tree.h (tree_phi_node): Add a comment about the order of PHI
4081 2005-04-26 Paul Brook <paul@codesourcery.com>
4083 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
4085 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
4087 * config/mips.mips.c (mips_legitimize_tls_address): Use
4090 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
4091 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
4092 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
4094 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
4097 2005-04-26 Jeff Law <law@redhat.com>
4099 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
4100 (op_iter_init_must_and_may_def): Likewise.
4101 (unmodifiable_var_p): Move to a later point in the file.
4102 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
4103 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
4104 (dse_record_phis): Directly check for virtual operands rather than
4105 using need_imm_uses_for.
4106 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
4107 store has multiple V_{MAY,MUST}_DEF operands.
4109 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
4111 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
4114 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
4116 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
4117 call to find_edge outside a loop to go through a PHI chain.
4119 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
4121 PR tree-optimization/17598
4122 * fold-const.c (fold_binary): Fold comparisons of addresses
4123 of COMPONENT_REFs which reference the same field to
4124 comparisons of the addresses of the base objects.
4126 2005-04-26 Julian Brown <julian@codesourcery.com>
4128 * config/arm/arm.c (arm_return_in_msb): New function.
4129 (arm_must_pass_in_stack): New function.
4130 (TARGET_RETURN_IN_MSB): Define target hook.
4131 (TARGET_MUST_PASS_IN_STACK): Define target hook.
4132 (arm_function_value): Pad small aggregate return.
4133 (arm_pad_arg_upward): New function.
4134 (arm_pad_reg_upward): New function.
4135 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
4136 (FUNCTION_ARG_PADDING): Define macro.
4137 (BLOCK_REG_PADDING): Define macro.
4138 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
4139 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
4140 (arm_pad_reg_upward): Declare function.
4142 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
4144 * basic-block.h (ei_cond): New.
4145 (FOR_EACH_EDGE): Call ei_cond.
4147 PR tree-optimization/21047
4148 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
4149 (fold): Don't handle ASSERT_EXPR.
4151 2005-04-25 Roger Sayle <roger@eyesopen.com>
4153 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
4154 all writes to any stack register as a read/write dependency on
4156 (sched_analyze_2): Likewise, for reads from any stack register.
4158 2005-04-25 Richard Henderson <rth@redhat.com>
4160 * final.c (output_addr_const): Revert 2005-04-09 change.
4162 2005-04-25 Mike Stump <mrs@apple.com>
4164 * config/darwin.c (darwin_encode_section_info): Always set
4165 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
4167 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4169 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
4170 gensupport.c, protoize.c, toplev.c: Replace calls to
4171 `unlock_stream' with `unlock_std_streams'.
4173 2005-04-25 Devang Patel <dpatel@apple.com>
4175 * dbxout.c (dbxout_type): Emit attribute vector.
4177 2005-04-05 Paul Brook <paul@codesourcery.com>
4179 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
4180 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
4181 * config/arm/arm.c (arm_cxx_atexit_name): New function.
4182 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
4183 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
4184 (register_dtor_fn): Likewise.
4185 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
4187 2005-04-25 Ian Lance Taylor <ian@airs.com>
4189 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
4190 * c-common.h (EXPR_STMT_EXPR): Don't define.
4191 (c_common_stmt_codes): Don't define.
4192 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
4193 * c-gimplify.c (gimplify_expr_stmt): Remove.
4194 (c_gimplify_expr): Remove EXPR_STMT case.
4195 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
4196 to INIT_STATEMENT_CODES.
4197 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
4199 2005-04-25 Jan Hubicka <jh@suse.cz>
4201 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
4203 * except.c: Include diagnostic.h
4204 (dump_eh_tree, verify_eh_tree): New functions.
4205 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
4206 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
4207 (dump_function_to_file): dump eh tree.
4208 * tree-eh.c (mark_eh_edge): New function.
4209 (mark_eh_edge_found_error): New static variable.
4210 (verify_eh_edges): New function.
4212 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
4214 * tree-ssa-alias.c (fieldoff_t): Remove.
4215 (fieldoff_s): typedef the structure itself. Create a vector of
4217 (push_fields_onto_fieldstack): Return count of fields pushed.
4218 Remove peeling of first field. Adjust.
4219 (fieldoff_compare): Adjust.
4220 (create_overlap_variables_for): Adjust.
4222 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
4224 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
4226 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
4229 * doc/install.texi: Document correct assembler and linker to use
4230 on i?86-*-solaris2.10.
4232 2005-04-25 Steven Bosscher <stevenb@suse.de>
4234 Fix PR tree-optimization/21173
4236 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
4237 Unshare expression we pass to force_gimple_operand.
4239 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
4240 Stephen Clarke <stevec@superh.com>
4241 Roger Sayle <roger@eyesopen.com>
4243 PR rtl-optimization/20413
4244 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
4245 VOIDmode for LABEL_REF.
4246 * final.c (shorten_branches): Likewise.
4247 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
4248 * loop.c (reg_dead_after_loop): Likewise.
4249 * varasm.c (decode_addr_const): Likewise.
4250 * doc/rtl.texi: Document mode requirement for LABEL_REF.
4252 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
4254 * config.gcc (avr-*-*): Remove redundant "case".
4256 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
4258 * tree-vect-analyze.c (vect_mark_relevant): Take
4259 VEC(tree,heap) instead of varray_type as an argument.
4260 (vect_mark_stmts_to_be_vectorized): Change the type of
4261 worklist to VEC(tree,heap). Adjust uses of worklist.
4263 2005-04-24 Devang Patel <dpatel@apple.com>
4265 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
4267 2005-04-24 Ian Lance Taylor <ian@airs.com>
4269 * c-semantics.c (build_stmt): Remove test of specific tree codes
4270 for TREE_SIDE_EFFECTS handling.
4272 2005-04-24 Per Bothner <per@bothner.com>
4274 * c-opts.c (finish_options): Make the line-number of the <built-in>
4275 location 0, as assumed elsewhere, rather than 1.
4277 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4279 * tree-ssa-uncprop.c (equiv_stack): Change the type o
4281 (tree_ssa_uncprop, uncprop_finalize_block,
4282 uncprop_initialize_block): Update uses of equiv_stack.
4284 2005-04-24 Richard Henderson <rth@redhat.com>
4287 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
4288 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
4290 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
4291 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
4292 <DIV, MOD>: Likewise.
4294 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4296 * collect2.c (main): Unlock the stdio streams.
4297 * gcc.c (main): Likewise.
4298 * gcov-dump.c (main): Likewise.
4299 * gcov.c (main): Likewise.
4300 * gen-protos.c (main): Likewise.
4301 * gensupport.c (init_md_reader_args_cb): Likewise.
4302 * protoize.c (main): Likewise.
4303 * toplev.c (general_init): Likewise.
4305 2005-04-24 Jakub Jelinek <jakub@redhat.com>
4308 * cgraph.h (cgraph_local_info): Add vtable_method field.
4309 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
4310 and node is vtable_method, finalized and not reachable, don't do
4313 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4315 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
4317 * tree-ssa-pre.c (create_value_expr_from): Use
4318 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
4319 * tree-ssa-propagate.c (stmt_makes_single_load,
4320 stmt_makes_single_store): Use REFERENCE_CLASS_P.
4321 * tree-vect-transform.c (vect_is_simple_cond): Use
4323 * tree-vrp.c (extract_range_from_assert,
4324 build_assert_expr_for, fp_predicate, has_assert_expr): Use
4327 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
4328 of tpa_to_clear to VEC(int,heap). Update uses of
4329 tpa_to_clear. Free tpa_to_clear at the end.
4331 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
4333 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
4336 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
4338 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
4339 and gcc_unreachable as appropriate.
4340 (num_insns_constant, output_vec_const_move,
4341 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
4342 rs6000_emit_set_const, rs6000_emit_move,
4343 spe_build_register_parallel, function_arg,
4344 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
4345 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
4346 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
4347 rs6000_common_init_builtins, expand_block_clear,
4348 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
4349 extract_ME, rs6000_get_some_local_dynamic_name,
4350 rs6000_output_function_entry, print_operand,
4351 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
4352 output_cbranch, output_e500_flip_gt_bit,
4353 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
4354 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
4355 compute_save_world_info, rs6000_stack_info,
4356 rs6000_emit_load_toc_table, rs6000_frame_related,
4357 spe_synthesize_frame_save, rs6000_emit_epilogue,
4358 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
4359 output_function_profiler, rs6000_trampoline_size,
4360 rs6000_initialize_trampoline, find_addr_reg,
4361 rs6000_machopic_legitimize_pic_address,
4362 rs6000_initial_elimination_offset,
4363 rs6000_dbx_register_number): Likewise.
4364 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
4365 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
4366 *movti_power, *movti_string, call, call_value, sibcall,
4367 sibcall_value): Likewise.
4368 * config/rs6000/spe.md (*movdf_e500_double,
4369 *movv2si_internal): Likewise.
4370 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
4373 2005-04-24 Richard Henderson <rth@redhat.com>
4376 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
4377 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
4378 Deny modes smaller than 4 bytes.
4379 * config/i386/i386-protos.h: Update.
4381 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
4383 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
4384 Switch h8300-*-rtems* to ELF.
4386 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4388 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
4390 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4392 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
4394 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
4397 * fold-const.c: Fold &a[i]-&a[j] to i-j.
4399 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4401 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
4402 definitions of ssa names in condition. Split recusive part to ...
4403 (tree_simplify_using_condition_1): New function.
4404 (expand_simple_operations): New function.
4406 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4408 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
4409 (find_interesting_uses_cond): Do not use integer_zerop and
4410 integer_nonzerop to check for integer constants.
4411 (set_use_iv_cost): Record the value field.
4412 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
4413 determine_use_iv_cost_outer): Set the value field of the cost pair.
4414 (may_eliminate_iv): Do not return the comparison code.
4415 (iv_elimination_compare): New function.
4416 (determine_use_iv_cost_condition): Set the value field. Record
4417 noneliminable invariants correctly.
4418 (rewrite_use_compare, rewrite_use_outer): Use the value field.
4420 2005-04-23 DJ Delorie <dj@redhat.com>
4422 * diagnostic.c (warning): Accept parameter to classify warning option.
4423 (warning0): New, for when a pointer to an error() like function is needed.
4424 * errors.c (warning): Likewise.
4425 * errors.h (warning, warning0): Adjust prototypes.
4426 * toplev.h (warning, warning0): Likewise.
4428 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
4429 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
4430 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
4431 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
4432 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
4433 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
4434 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
4435 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
4437 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
4438 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
4439 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
4440 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
4441 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
4442 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
4443 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
4444 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
4445 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
4446 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
4447 config/rs6000/aix52.h, config/rs6000/darwin.h,
4448 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
4449 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4450 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
4451 config/stormy16/stormy16.c, config/v850/v850-c.c,
4452 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
4455 2005-04-23 Richard Henderson <rth@redhat.com>
4458 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
4459 performing some integral scalar simplifications.
4461 2005-04-23 Richard Henderson <rth@redhat.com>
4464 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
4465 simplifying CONST_VECTOR.
4467 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4469 * tree-ssa-live.c (live_worklist): Take a stack allocated on
4470 heap as an argument. Update uses of stack.
4471 (calculate_live_on_entry): Allocate stack on heap.
4473 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
4474 partition_link and tpa_nodes on heap.
4476 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
4477 (mark_stmt_necessary, propagate_necessity,
4478 mark_really_necessary_kill_operand_phis): Update uses of
4480 (tree_dce_init): Allocate worklist using VEC_alloc.
4481 (tree_dce_done): Free worklist using VEC_free.
4483 2005-04-23 Mike Stump <mrs@apple.com>
4485 * config/darwin.c (machopic_indirection_name): Don't use
4487 (darwin_emit_unwind_label): Use user_label_prefix instead of
4490 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4492 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
4494 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
4496 * config.gcc <cris-*>: Specify .opt files.
4497 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
4498 config/cris/linux.opt: New files.
4499 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
4500 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
4501 (TARGET_ELF): Override to 0.
4502 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
4503 -melinux-stacksize=N.
4504 * config/cris/cris.c: (cris_handle_option): New function.
4505 (TARGET_DEFAULT_TARGET_FLAGS): Override.
4506 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
4507 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
4508 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
4509 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
4510 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
4511 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
4512 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
4513 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
4514 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
4515 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
4516 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
4517 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
4518 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
4519 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
4520 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
4521 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
4522 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
4523 (TARGET_LINUX): Define 0.
4524 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
4525 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
4526 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
4527 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
4528 (TARGET_LINUX): Override to 1.
4529 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
4531 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
4533 * haifa-sched.c (schedule_block): Fix thinko in previous
4534 assertification patch.
4536 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
4538 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
4539 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
4540 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
4541 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
4542 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
4543 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
4544 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
4546 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
4547 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
4548 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
4549 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
4550 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
4551 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
4552 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
4553 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
4554 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
4555 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
4556 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
4557 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
4558 (SUBTARGET_OPTIONS): Delete.
4559 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
4560 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
4561 instead of a string.
4562 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
4563 (pa_cpu_string, pa_unix_string): Delete.
4564 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
4565 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
4567 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4568 (pa_handle_option): New function.
4569 (override_options): Remove handling of -march=, -mfixed-range=,
4570 -mschedule= and -munix=.
4571 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
4572 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
4573 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
4574 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
4575 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
4576 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
4577 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
4579 * config/pa/pa.opt: New file.
4580 * config/pa/pa-hpux.opt: New file.
4581 * config/pa/pa-hpux1010.opt: New file.
4582 * config/pa/pa-hpux1111.opt: New file.
4583 * config/pa/pa64-hpux.opt: New file.
4585 2005-04-22 David S. Miller <davem@davemloft.net>
4587 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
4588 integer when it's mode is VOIDmode not DImode.
4590 2005-04-22 Geoffrey Keating <geoffk@apple.com>
4592 * config/rs6000/rs6000.md (sync_add<mode>_internal,
4593 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
4594 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
4595 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
4596 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
4597 "bne- $-xxx" rather than local labels.
4598 (sync_lock_release<mode>): Add second operand.
4599 (lwsync): Use .long rather than a more meaningful opcode.
4600 * doc/md.texi (Standard Names): Add description of second
4601 parameter to sync_lock_test_and_set.
4603 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4605 PR tree-optimization/21088
4606 * fold-const.c (fold_unary, fold_binary, fold_ternary):
4608 * tree-vrp.c (compare_values): Use fold_binary to compare
4609 pointers. Use boolean_type_node as the type of a comparison
4610 expression being folded.
4611 * tree.h: Add prototypes for fold_unary, fold_binary,
4614 * tree-ssa-dom.c: Fix formatting.
4616 2005-04-22 Diego Novillo <dnovillo@redhat.com>
4618 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
4619 * lambda-code.c (perfect_nestify): Mark virtual operands in
4620 the moved statement for renaming.
4621 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
4622 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
4623 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
4624 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
4625 * tree-flow.h (struct var_ann_d): Update comments.
4626 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
4627 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
4628 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
4629 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
4630 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
4631 debug_names_replaced_by): Remove declarations.
4632 (delete_update_ssa, get_current_def, set_current_def): Declare.
4633 (rewrite_into_loop_closed_ssa): Add new argument. Update
4635 * tree-into-ssa.c: Include params.h.
4636 (old_virtual_ssa_names): Remove. Update all users.
4637 (need_to_replace_names_p): Remove. Update all users.
4638 (struct update_ssa_stats_d): Declare.
4639 (update_ssa_stats): New local.
4640 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
4641 dump_tree_ssa_stats, debug_tree_ssa_stats,
4642 dump_update_ssa, debug_update_ssa,
4643 dump_names_replaced_by, debug_names_replaced_by): Declare.
4644 (get_current_def, set current_def): Make extern.
4645 (is_old_name, is_new_name): Protect against references
4646 past the end of the sets.
4647 (add_new_name_mapping): Assert that OLD and NEW are
4648 different SSA names for the same symbol.
4649 When adding a virtual mapping, update stats for virtual
4651 (insert_phi_nodes_for): If UPDATE_P is true, create the
4652 LHS of the new PHI by duplicating SSA name VAR.
4653 (insert_phi_nodes_1): Remove. Update all users.
4654 (insert_phi_nodes): Remove second argument. Update all
4656 (maybe_replace_use, maybe_replace_def): New.
4657 (rewrite_update_stmt): Call them.
4658 (mark_def_interesting): Remove calls to is_gimple_reg.
4659 (prepare_phi_args_for_update): Remove. Update all users.
4660 (prepare_block_for_update): Only process virtual operands
4661 and GIMPLE registers in normal form.
4662 (prepare_use_sites_for): New.
4663 (prepare_names_to_update): Rename from prepare_def_sites.
4664 Call prepare_use_sites_for.
4665 (dump_update_ssa): Rename from dump_repl_tbl.
4667 Show statistics for virtual mapping heuristic.
4668 (debug_update_ssa): Rename from debug_debug_repl_tbl.
4669 (init_update_ssa): Initialize UPDATE_SSA_STATS.
4670 (delete_update_ssa): Make extern.
4671 (mark_set_for_renaming): If the set is empty, do nothing.
4672 (release_ssa_name_after_update_ssa): Update comment.
4673 (insert_updated_phi_nodes_for): Do not remove existing
4674 PHI nodes for symbols.
4675 (switch_virtuals_to_full_rewrite_p): New.
4676 (switch_virtuals_to_full_rewrite): New.
4677 (update_ssa): Call them.
4678 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
4679 for every statement before updating.
4680 If all the names in NEW_SSA_NAMES have been marked for
4681 removal, do nothing.
4682 Only start at the top of the CFG if there are symbols in
4684 (ssa_rewrite_finalize_block): Remove.
4685 (ssa_register_new_def): Remove.
4686 (ssa_rewrite_stmt): Remove.
4687 (ssa_rewrite_phi_arguments): Remove.
4688 (ssa_rewrite_initialize_block): Remove.
4689 (ssa_mark_def_sites): Remove.
4690 (ssa_mark_def_sites_initialize_block): Remove.
4691 (ssa_mark_phi_uses): Remove.
4692 (rewrite_ssa_into_ssa): Remove.
4693 * tree-phinodes.c (find_phi_node_for): Remove.
4694 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4696 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
4697 Remove calls to verify_dominators and
4698 verify_loop_structure.
4699 (tree_unswitch_single_loop): Call update_ssa.
4700 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
4703 (delete_tree_ssa): Assert that need_ssa_update_p returns
4705 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
4706 * tree-vectorizer.c (allocate_new_names, rename_def_op,
4707 free_new_names): Remove. Update all users.
4708 (rename_use_op): Call get_current_def.
4709 (rename_variables_in_bb): Do not handle any real or
4711 (slpeel_update_phis_for_duplicate_loop): Call
4712 get_current_def and set_current_def instead of using
4714 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
4715 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
4716 ssa_names_to_replace and delete_update_ssa.
4717 * doc/invoke.texi: Document --param min-virtual-mappings
4718 and --param virtual-mappings-ratio.
4720 2005-04-22 Diego Novillo <dnovillo@redhat.com>
4722 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
4723 for newly created PHI nodes.
4724 Call create_new_def_for for every new V_MAY_DEF and
4725 V_MUST_DEF on the copied statement.
4726 (struct ssa_name_map_entry): Remove.
4727 (ssa_name_map_entry_hash): Remove.
4728 (ssa_name_map_entry_eq): Remove.
4729 (allocate_ssa_names): Remove.
4730 (rewrite_to_new_ssa_names_def): Remove.
4731 (rewrite_to_new_ssa_names_use): Remove.
4732 (rewrite_to_new_ssa_names_bb): Remove.
4733 (rewrite_to_new_ssa_names): Remove.
4734 (tree_duplicate_sese_region): Remove variables ver,
4735 definitions, phi, ssa_name_map and bi.
4736 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
4738 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4739 update_ssa instead of rewrite_ssa_into_ssa.
4740 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
4742 (find_uses_to_rename_use): Add argument 'need_phis'.
4743 (find_uses_to_rename_stmt): Do not scan virtual operands.
4744 (find_uses_to_rename): Only scan PHI nodes for
4746 (rewrite_into_loop_closed_ssa): Call update_ssa.
4747 (check_loop_closed_ssa_use): Ignore virtual operands.
4748 (check_loop_closed_ssa_stmt): Likewise.
4749 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
4751 (rename_variables, set_phi_def_stmts): Remove.
4752 (tree_duplicate_loop_to_header_edge): Reformat comment.
4753 Remove variables BB, I and DEFINITIONS.
4754 Call need_ssa_update_p.
4756 (lv_adjust_loop_header_phi): Reformat comment.
4757 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
4758 (marked_for_rewrite_p, any_marked_for_rewrite_p,
4759 mark_for_rewrite, unmark_all_for_rewrite,
4760 marked_ssa_names): Remove. Update all users.
4761 (release_ssa_name): If VAR has been registered for SSA
4762 updating, do nothing.
4763 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
4764 (build_assert_expr_for): Call register_new_name_mapping.
4765 (insert_range_assertions): Update call to update_ssa.
4766 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
4767 marked_for_rewrite_p, any_marked_for_rewrite_p,
4768 marked_ssa_names): Remove.
4770 2005-04-22 Jeff Law <law@redhat.com>
4772 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
4773 (restore_currdefs_to_original_value): Likewise.
4774 (register_definitions_for_stmt): Likewise.
4775 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
4776 for each variable. Do not allocate/free block_defs_stack either.
4777 Do not iterate if we just thread jumps. Only iterate if the
4778 tree_cleanup_cfg does useful work (temporary).
4779 (dom_opt_initialize_block): No longer push a marker on
4781 (dom_opt_finalize_block): Removal call to restore currdefs.
4782 Relax restrictions for recording edge equivalences.
4783 (record_equivalences_from_phis): No longer need to track
4785 (optimize_stmt): Similarly.
4786 (thread_across_edge): Simplify by removing the requirement that
4787 statements in the block we are threading through must be nops.
4788 (initialize_hash_element): Handle GOTO_EXPR.
4790 2005-04-22 David S. Miller <davem@davemloft.net>
4792 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
4794 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
4795 fix check on CONST_DOUBLE mode. It should be VOIDmode
4796 when it is representing an integer.
4798 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
4800 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
4801 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
4802 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
4803 find_char_info_specifier_index,
4804 find_length_info_modifier_index): Likewise.
4805 * c-typeck.c (composite_type, pop_init_level): Likewise.
4806 * combine.c (cant_combine_insn_p, try_combine): Likewise.
4807 * cse.c (cse_insn): Likewise
4808 * dominance.c (calc_dfs_tree): Likewise
4809 dwarf2out.c (loc_descriptor_from_tree_1,
4810 add_abstract_origin_attribute, force_decl_die,
4811 force_type_die): Likewise
4812 emit-rtl.c (operand_subword_force): Likewise
4813 explow.c (hard_function_value): Likewise
4814 expmed.c (store_bit_field, expand_divmod,
4815 emit_store_flag_force): Likewise
4816 expr.c (emit_move_multi_word, store_expr,
4817 expand_expr_real_1): Likewise
4818 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
4819 output_operand): Likewise
4820 flow.c (recompute_reg_usage): Likewise
4821 * function.c (assign_stack_temp_for_type, assign_temp,
4822 handle_epilogue_set): Likewise
4823 * genextract.c (main): Likewise
4824 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
4825 gimplify_modify_expr_rhs, gimplify_expr): Likewise
4826 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
4827 ready_remove, rm_line_notes, rm_other_notes,
4828 schedule_block): Likewise
4829 mips-tfile.c (copy_object, out_of_bounds): Likewise
4831 2005-04-22 David Edelsohn <edelsohn@gnu.org>
4834 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
4835 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
4836 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
4837 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
4839 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
4841 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
4843 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
4844 (gcc_tree_to_linear_expression): Convert to heap allocated
4846 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
4847 lbv_to_gcc_expression, lle_to_gcc_expression,
4848 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
4849 perfect_nestify): Likewise.
4850 lambda.h (gcc_loopnest_to_lambda_loopnest,
4851 lambda_loopnest_to_gcc_loopnest): Likewise.
4852 tree-loop-linear.c (linear_transform_loops): Likewise.
4854 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
4856 * config/sparc/predicates.md (arith_double_operand): Use
4857 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
4858 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
4859 (DImode, DFmode constant splitters): Likewise. Remove code for
4860 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
4861 (logical constant splitters): Use const_int_operand predicate.
4862 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
4863 HOST_BITS_PER_WIDE_INT < 64.
4865 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
4867 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
4868 gcc_unreachable as appropriate.
4869 (force_mode, emit_move_sequence, singlemove_string,
4870 output_move_double, output_fp_move_double, find_addr_reg,
4871 output_block_move, output_block_clear, output_and,
4872 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
4873 pa_adjust_cost, pa_issue_rate, print_operand,
4874 output_global_address, output_arg_descriptor, output_cbranch,
4875 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
4876 output_call): Likewise.
4877 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
4878 prefetch, prefetch_cc, prefetch_nocc): Likewise.
4880 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
4882 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
4883 _gcov_pow2_profiler and _gcov_one_value_profiler.
4884 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
4885 (GTFILES): Add $(srcdir)/tree-profile.c.
4886 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
4887 __gcov_one_value_profiler): Declare.
4888 * gimplify.c (force_gimple_operand): Check whether the statements
4889 should be produced in ssa form.
4890 (force_gimple_operand_bsi): New function.
4891 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
4892 __gcov_one_value_profiler): New functions.
4893 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
4894 the profiled value is a power of two or not.
4895 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
4896 * tree-flow.h (in_ssa_p): Declare.
4897 (force_gimple_operand_bsi): Declare.
4898 * tree-into-ssa.c (in_ssa_p): New variable.
4899 (rewrite_into_ssa): Set in_ssa_p.
4900 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
4901 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
4902 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
4903 tree_one_value_profiler_fn): New variables.
4904 (tree_init_edge_profiler): Initialize the profiler function decls.
4905 (tree_gen_edge_profiler): Use global gcov_type_node.
4906 (prepare_instrumented_value): New function.
4907 (tree_gen_interval_profiler, tree_gen_interval_profiler,
4908 tree_gen_one_value_profiler): Call the library functions instead of
4909 creating instrumentation code.
4910 * tree.c (build_fn_decl): New function.
4911 * tree.h (build_fn_decl): Declare.
4912 * value-prof.c (rtl_divmod_values_to_profile,
4913 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
4914 tree_mod_pow2_value_transform, tree_find_values_to_profile):
4915 Do not handle may_be_other and precise values of exponents at pow2
4917 (tree_mod_subtract_transform): Reflect that value field of
4918 histogram has changed meaning.
4919 (tree_divmod_values_to_profile): Record the values correctly.
4920 (tree_values_to_profile): Update comment.
4921 * value-prof.h (struct histogram_value_t): Remove pow2 data.
4923 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
4925 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
4928 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
4930 * config/i386/i386.md (length_immediate): Use gcc_assert or
4931 gcc_unreachable, as appropriate.
4932 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
4933 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
4934 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
4935 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
4936 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
4937 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
4938 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
4939 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
4940 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
4941 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
4942 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
4943 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
4944 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
4945 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
4946 *prefetch_sse_rex): Likewise.
4947 * config/i386/predicates.md (x86_64_immediate_operand,
4948 x86_64_zext_immediate_operand, symbolic_operand,
4949 no_seg_address_operand, aligned_operand,
4950 memory_displacement_operand): Likewise.
4951 * config/i386/sse.md (*mov<mode>_internal,
4952 *movv2df_internal): Likewise.
4954 2005-04-22 Jan Hubicka <jh@suse.cz>
4956 * Makefile.in (ipa.o, ipa-inline.o): New files.
4957 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
4958 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
4959 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
4960 * cgraphunit.c (cgraph_default_inline_p,
4961 cgraph_decide_inlining_incrementally, ncalls_inlined,
4962 nfunctions_inlined, initial_insns, overall_insns,
4963 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
4964 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
4965 cgraph_mark_inline, cgraph_check_inline_limits,
4966 cgraph_default_inline_p, cgraph_recursive_inlining_p,
4967 update_callee_keys, lookup_recursive_calls,
4968 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
4969 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
4970 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
4971 pass_ipa_inline): Move to ipa-inline.c
4972 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
4974 * ipa-inline.c: New file.
4976 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
4978 * doc/invoke.texi (SPARC options): Document that -mapp-regs
4979 is turned off by default on Solaris.
4981 2005-04-21 Roger Sayle <roger@eyesopen.com>
4983 * c-common.h (objc_build_method_signature): Update prototype.
4984 * stub-objc.c (objc_build_method_signature): Update the stub
4985 implementation to accept and ignore additional parameter.
4986 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
4987 the value of ellipsis to objc_build_method_signature instead
4988 of setting TREE_OVERFLOW on the parms TREE_LIST node.
4990 2005-04-21 Geoffrey Keating <geoffk@apple.com>
4992 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
4993 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
4994 gen_rtx_* not gen_rtx_fmt_*.
4995 (rs6000_emit_vector_select): Likewise.
4996 (rs6000_emit_sync): New.
4997 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
4998 (larx, stcx, cmp): New mode substitutions.
4999 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
5000 UNSPEC_ISYNC): New constants.
5001 (rlwinm): Give name.
5002 (memory_barrier, isync, lwsync): New insns.
5003 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
5004 (sync_lock_release<mode>): New expander.
5005 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
5006 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
5007 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
5008 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
5009 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
5010 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
5011 (sync_add<mode>_internal, sync_addshort_internal,
5012 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
5013 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
5014 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
5016 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
5017 is the memory before, not after, the operation. Clarify
5018 barrier requirements.
5020 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5022 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
5023 * lambda.h (lambda_vector_min_nz): Likewise.
5024 * langhooks.h (struct lang_hooks_for_types,
5025 struct lang_hooks): Likewise.
5026 * output.h (assemble_integer, this_is_asm_operands): Likewise.
5029 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
5031 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
5032 comments to avoid 'abort'. Use gcc_assert as necessary.
5033 * opts.c (common_handle_option): Likewise.
5034 * pretty-print.c (pp_base_format_text): Likewise.
5035 * print-rtl.c (print_rtx): Likewise.
5036 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
5037 * regmove.c (try_auto_increment): Likewise.
5038 * reload.c (find_valid_class, find_reloads_toplev,
5039 find_equiv_reg): Likewise.
5040 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
5041 merge_assigned_reloads): Likewise.
5042 * tree-inline.c (inline_forbidden_p_1,
5043 estimate_num_insns_1): Likewise.
5044 * tree-optimize.c (execute_todo): Likewise.
5045 * tree-outof-ssa.c (eliminate_phi): Likewise.
5046 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
5047 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
5048 * tree-ssa-operands.c (parse_ssa_operands,
5049 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
5050 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
5051 * tree-ssanames.c (release_ssa_name): Likewise.
5052 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
5053 walk_tree): Likewise.
5055 * tree-ssa-operands.c (verify_abort): Fold into ..
5056 (verify_imm_links): ... here.
5058 2005-04-21 Richard Henderson <rth@redhat.com>
5060 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
5061 on non-memory operand for previous inversion.
5063 2005-04-21 Devang Patel <dpatel@apple.com>
5065 PR optimization/20994
5066 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
5067 x = !(a == b) : p , q;.
5068 (pass_if_conversion): Verify stmts and flow.
5070 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5072 * optabs.c (gen_conditional_trap): Restore #define.
5074 * alias.c (true_dependence): Remove 'abort' from comments. Use
5075 gcc_assert and gcc_unreachable as appropriate.
5076 (canon_true_dependence): Likewise.
5077 * bb-reorder.c (connect_traces): Likewise.
5078 * c-common.c (c_add_case_label): Likewise.
5079 * c-decl.c (finish_function): Likewise.
5080 * caller-save.c (insert_restore, insert_save): Likewise.
5081 * cfg.c (update_bb_profile_for_threading): Likewise.
5082 * cfganal.c (flow_active_insn_p): Likewise.
5083 * cfgexpand.c (add_reg_br_prob_note): Likewise.
5084 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
5085 cfg_layout_merge_blocks): Likewise.
5086 * ifcvt.c (cond_exec_process_insns, merge_if_block,
5087 find_if_block): Likewise.
5088 * integrate.c (allocate_initial_values): Likewise.
5089 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
5090 swap_condition, unsigned_condition, signed_condition,
5091 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
5092 reg_or_subregno): Likewise.
5093 * lambda-code.c (lambda_compute_auxillary_space,
5094 lambda_transform_legal_p): Likewise.
5095 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
5096 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
5097 lhd_incomplete_type_error, lhd_expand_expr,
5098 lhd_types_compatible_p, lhd_tree_size): Likewise.
5099 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
5100 * local-alloc.c (update_equiv_regs): Likewise.
5101 * loop-unroll.c (peel_loop_completely
5102 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
5103 peel_loop_simple, unroll_loop_stupid,
5104 analyze_iv_to_split_insn): Likewise.
5105 * loop.c (gen_prefetch, find_and_verify_loops,
5106 basic_induction_var): Likewise.
5107 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
5108 * value-prof.c (tree_find_values_to_profile): Likewise.
5109 * varasm.c (named_section, default_assemble_integer,
5110 decode_addr_const): Likewise.
5112 2005-04-21 Alan Modra <amodra@bigpond.net.au>
5113 Fariborz Jahanian <fjahanian@apple.com>
5115 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
5116 portion of argument passed in fpr.
5117 * expr.c (emit_push_insn): Fix computation of 'offset' used to
5118 decide on partial argument save on stack.
5120 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
5122 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
5125 2005-04-21 Jan Hubicka <jh@suse.cz>
5127 * cgraphunit.c: Include tree-pass.h
5128 (cgraph_decide_recursive_inlining,
5129 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
5130 cgraph_decide_inlining): Dump goes to dump_file.
5131 (cgraph_optimize): Call ipa passes instead of inliner.
5132 (cgraph_gate_inlining, pass_ipa_inline): New.
5133 * tree-optimize.c (all_ipa_passes): New static variable.
5134 (register_one_dump_file): Dead with IPA passes.
5135 (register_dump_files): Likewise.
5136 (init_tree_optimization_passes): Initialize IPA passes.
5137 (execute_todo): Do cgraph dump when asked to, do not dump function body
5139 * tree-pass.h (TODO_dump_cgraph): New macro.
5140 (ipa_passes): Declare.
5141 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
5143 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5145 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
5146 gcc_assert instead of abort.
5147 (classify_argument, examine_argument, construct_container,
5148 contains_128bit_aligned_vector_p, ix86_check_movabs,
5149 standard_80387_constant_opcode, standard_80387_constant_rtx,
5150 ix86_initial_elimination_offset, ix86_compute_frame_layout,
5151 pro_epilogue_adjust_stack, ix86_expand_epilogue,
5152 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
5153 legitimize_tls_address, output_pic_addr_const,
5154 i386_output_dwarf_dtprel, put_condition_code, print_reg,
5155 get_some_local_dynamic_name, print_operand, print_operand_address,
5156 output_387_binary_op, emit_i387_cw_initialization,
5157 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
5158 ix86_expand_clear, ix86_expand_binary_operator,
5159 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
5160 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
5161 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
5162 ix86_expand_branch, ix86_expand_setcc,
5163 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
5164 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
5165 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
5166 memory_address_length, ix86_attr_length_immediate_default,
5167 ix86_attr_length_address_default, ix86_agi_dependant,
5168 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
5169 ix86_expand_binop_builtin, ix86_force_to_memory,
5170 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
5171 x86_emit_floatuns): Likewise.
5172 * config/i386/netware.c (gen_regparm_prefix,
5173 i386_nlm_strip_name_encoding): Likewise.
5174 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
5176 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5178 * optabs.c (gen_condiational_trap): Remove #define.
5179 (add_equal_note): Assertify. Remove explicit indirection from
5180 call via function pointer.
5181 (expand_ternary_op, expand_simple_binop, expand_binop,
5182 expand_twoval_unop, expand_twoval_binop,
5183 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
5184 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
5185 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
5186 prepare_float_lib_cmp, emit_conditional_move,
5187 emit_conditional_add, gen_add2_insn, gen_add3_insn,
5188 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
5189 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
5190 vector_compare_rtx, expand_vec_cond_expr): Likewise.
5192 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5194 * vec.h: Update API to separate allocation mechanism from type.
5195 (VEC_safe_grow): New.
5196 * vec.c (calculate_allocation): New.
5197 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
5198 (vec_gc_free, vec_heap_free): Remove.
5199 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
5201 (mangle_macro_name): New.
5202 (struct macro_def): New.
5203 (struct macro): Add multiple argument values.
5204 (macro_expans_end): New.
5205 (push_macro_expansion): Chain on new macro. Process multiple
5206 args, create follow on expansion. Return follow on argument.
5207 (macro_input): Deal with multiple arguments.
5209 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
5210 (struct tree_binfo): Adjust.
5211 * basic-block.h: Define VEC(edge,gc).
5212 (struct edge_def): Adjust.
5213 (struct basic_block_def, struct edge_iterator): Likewise.
5214 (ei_container, ei_start_1, ei_last_1): Likewise.
5215 * cfg.c (connect_src, connect_dest): Likewise.
5216 * cfgrtl.c (force_nonfallthru_and_redirect)
5217 * dbxout.c (dbxout_type)
5218 * dwarf2out.c (gen_member_die)
5219 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
5220 (gcc_tree_to_linear_expression): Adjust.
5221 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
5222 lbv_to_gcc_expression, lle_to_gcc_expression,
5223 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
5224 perfect_nestify): Likewise.
5225 * lambda.h (gcc_loopnest_to_lambda_loopnest,
5226 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
5227 * profile.c (instrument_values): Adjust.
5228 * tree-cfg.c (modified_noreturn_calls): Adjust.
5229 (remove_fallthru_edge): Likewise.
5230 * tree-dump.c (dequeue_and_dump): Adjust.
5231 * tree-flow-inline.h (mark_stmt_modified): Adjust.
5232 * tree-flow.h (modified_noreturn_calls): Adjust.
5233 (tree_on_heap): Remove. (yay!)
5234 (register_new_def): Adjust.
5235 * tree-into-ssa.c: Define VEC(int,heap).
5236 (block_defs_stack): Adjust.
5237 (find_idf, insert_phi_nodes, register_new_def,
5238 rewrite_initialize_block, rewrite_finalize_block,
5239 register_new_update_single, rewrite_update_init_block,
5240 rewrite_update_fini_block, rewrite_blocks,
5241 ssa_rewrite_finalize_block, ssa_register_new_def,
5242 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
5243 * tree-loop-linear.c (linear_transform_loops): Adjust.
5244 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
5245 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
5246 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
5247 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
5248 vrp_variables_stack): Adjust declarations.
5249 (tree_ssa_dominator_optimize): Adjust.
5250 (dom_opt_initialize_block, remove_local_expressions_from_table,
5251 restore_nonzero_vars_to_original_value,
5252 restore_vars_to_original_value,
5253 restore_currdefs_to_original_value, dom_opt_finalize_block,
5254 record_var_is_nonzero, record_cond, record_const_or_copy_1,
5255 optimize_stmt, update_rhs_and_lookup_avail_expr,
5256 lookup_avail_expr, record_range): Likewise.
5257 * tree-ssa-pre.c: Define VEC(basic_block,heap).
5258 (compute_antic_aux): Adjust.
5259 (inserted_exprs, create_expression_by_pieces,
5260 insert_into_preds_of_block, eliminate, mark_operand_necessary,
5261 remove_dead_inserted_code, fini_pre): Likewise.
5262 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
5263 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
5264 ssa_prop_init): Likewise.
5265 * tree-ssa.c: Define VEC(bitmap,heap).
5266 (verify_name_tags): Adjust.
5267 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
5268 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
5269 tree_divmod_values_to_profile, tree_find_values_to_profile,
5270 value_profile_transformations): Likewise.
5271 * value-prof.h: Define VEC(histogram_value,heap).
5272 * varasm.c: Remove alias_pair pointer typedef, define
5274 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
5276 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
5277 not a pointer to it. Create an object vector.
5278 (extern_symbols): Turn into an object vector.
5279 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
5281 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
5284 * Makefile.in (tree-chrec.o): Depend on params.h.
5285 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
5287 * tree-chrec.c: Depend on params.h. Replace build with buildN,
5288 and fold build with fold_buildN.
5289 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
5290 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5291 (tree_contains_chrecs): Compute an estimation of the size of the
5293 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
5294 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
5295 * tree-scalar-evolution.c (simple_iv): Ditto.
5296 * doc/invoke.texi (scev-max-expr-size): Documented.
5298 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
5300 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
5301 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
5302 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
5303 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
5304 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
5305 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
5306 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
5307 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
5308 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
5309 (darwin_fix_and_continue_switch): Delete.
5310 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
5311 (SUBTARGET_SWITCHES): Delete.
5312 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
5313 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
5314 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
5315 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
5316 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
5317 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
5318 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
5319 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
5320 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
5321 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
5322 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
5323 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
5324 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
5325 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
5326 (TARGET_64BIT): Undef before redefining.
5327 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
5328 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
5329 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
5330 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
5331 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
5332 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
5333 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
5334 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
5335 (ix86_debug_arg_string, ix86_debug_addr_string)
5336 (ix86_align_loops_string, ix86_align_jumps_string)
5337 (ix86_align_funcs_string): Delete.
5338 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
5339 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
5340 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
5341 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
5342 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
5343 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
5344 (SUBTARGET_SWITCHES): Delete.
5345 * config/i386/i386.c (ix86_debug_arg_string): Delete.
5346 (ix86_debug_addr_string): Delete.
5347 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
5348 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
5349 (ix86_align_loops_string, ix86_align_jumps_string)
5350 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
5351 (ix86_align_funcs_string): Make static.
5352 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5353 (ix86_handle_option): New function.
5354 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
5355 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
5356 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
5357 of darwin_fix_and_continue_switch.
5358 (darwin_one_byte_bool): Delete.
5359 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5360 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
5361 to darwin_one_byte_bool.
5362 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
5363 * config/i386/djgpp.opt, config/i386/i386.opt,
5364 * config/i386/sco5.opt: New files.
5366 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5368 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
5369 fp_zero_operand, fp_register_operand, intreg_operand,
5370 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
5371 call_operand, call_operand_address, tgd_symbolic_operand,
5372 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
5373 symbolic_operand, symbolic_memory_operand, label_ref_operand,
5374 sp64_medium_pic_operand, data_segment_operand,
5375 text_segment_operand, splittable_symbolic_memory_operand,
5376 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
5377 eq_or_neq, normal_comp_operator, noov_compare_op,
5378 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
5379 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
5380 const64_operand, const64_high_operand, arith11_operand,
5381 arith10_operand, arith_double_operand, arith_double_4096_operand,
5382 arith_double_add_operand, arith11_double_operand,
5383 arith10_double_operand, small_int, small_int_or_double,
5384 uns_small_int, uns_arith_operand, clobbered_register,
5385 input_operand, compare_operand): Delete.
5386 (sparc_emit_set_const32): Use predicates in assertion. Remove special
5387 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
5388 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
5389 (GEN_HIGHINT64, GEN_INT64): Delete.
5390 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
5391 gen_safe_XOR64): Adjust for above deletion.
5392 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
5393 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
5394 (legitimate_constant_p): Use const_zero_operand instead.
5395 (sparc_extra_constraint_check): Likewise.
5396 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
5397 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
5398 (PREDICATE_CODES): Delete.
5399 * config/sparc/sparc.md: Include predicates.md.
5400 (All patterns): Adjust for new predicate names.
5401 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
5402 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
5403 (movdi): Use general_operand predicate.
5404 (movdi_sp64_dbl): Delete.
5405 (movdi_const64_special): Add 'N' constraint.
5406 (movdicc): Use arith10_operand predicate.
5407 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
5408 (movdi_cc_reg_sp64): Use arith10_operand predicate.
5409 (movdi_cc_reg_sp64_trunc): Delete.
5410 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
5411 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
5412 (subdi3_sp32): Delete.
5413 (subdi3_insn_sp32): Change to define_insn_and_split.
5414 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
5415 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
5416 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
5417 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
5418 small_int_operand predicate.
5419 (divdi3, udivdi3): Use arith_operand predicate.
5420 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
5421 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
5422 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
5423 (xordi3_sp64_dbl): Delete.
5424 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
5425 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
5426 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
5427 cmp_ccx_set_not): Use arith_operand predicate.
5428 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
5429 * config/sparc/predicates.md: New file.
5431 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
5433 PR tree-optimization/14846
5434 * fold-const.c (fold_single_bit_test_into_sign_test): New,
5436 (fold_single_bit_test): ... here.
5437 (fold_binary): Call fold_single_bit_test_into_sign_test
5438 instead of fold_single_bit_test.
5440 2005-04-20 James E Wilson <wilson@specifixinc.com>
5443 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
5444 is another declaration.
5446 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
5448 * config/cris/predicates.md: New file.
5449 * config/cris/cris-protos.h (cris_store_multiple_op_p)
5450 (cris_movem_load_rest_p): Declare.
5451 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
5452 (cris_movem_load_rest_p): Ditto. Globalize.
5453 (cris_bdap_operand, cris_bdap_biap_operand,
5454 cris_orthogonal_operator, cris_commutative_orth_op,
5455 cris_operand_extend_operator,
5456 cris_additive_operand_extend_operator, cris_extend_operator,
5457 cris_plus_or_bound_operator, cris_mem_op,
5458 cris_general_operand_or_symbol,
5459 cris_general_operand_or_gotless_symbol,
5460 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
5461 cris_load_multiple_op): Remove predicate functions.
5462 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
5463 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
5464 * config/cris/cris.h (PREDICATE_CODES): Don't define.
5465 * config/cris/cris.md: Include predicates.md.
5466 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
5468 2005-04-20 Ian Lance Taylor <ian@airs.com>
5470 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
5471 * c-common.h (STMT_EXPR_STMT): Don't define.
5472 (STMT_EXPR_NO_SCOPE): Don't define.
5473 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
5474 * c-pretty-print.c (pp_c_primary_expression): Likewise.
5475 (pp_c_expression): Likewise.
5477 2005-04-20 Richard Henderson <rth@redhat.com>
5480 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
5482 2005-04-20 Jeff Law <law@redhat.com>
5484 * reload1.c (reload): Ignore equivalences between pseudos and
5487 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
5490 * c-tree.h (struct c_label_list): Update comment.
5491 (struct c_label_context): Rename to struct c_label_context_se.
5492 (label_context_stack): Rename to label_context_stack_se.
5493 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
5494 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
5495 c_end_vm_scope): New.
5496 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
5497 * c-decl.c (pop_scope): Call c_end_vm_scope.
5498 (pushdecl): Call c_begin_vm_scope for variably modified
5500 (define_label): Check for jumping into scope of identifier with
5501 variably modified type. Push label on stack for those defined at
5502 current context of identifiers with variably modified type.
5503 (start_function): Create stack level for context of identifiers
5504 with variably modified type.
5505 (finish_function): Pop stack level for context of identifiers with
5506 variably modified type.
5507 * c-typeck.c (label_context_stack): Rename to
5508 label_context_stack_se.
5509 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
5510 (c_finish_goto_label): Check for jumping into scope of identifier
5511 with variably modified type. Push label on stack for those jumped
5512 to from current context of identifiers with variably modified
5514 (struct c_switch): Add blocked_vm.
5515 (c_start_case): Initialize blocked_vm.
5516 (do_case): Check blocked_vm.
5517 (c_finish_case): Add comment.
5518 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
5519 variable label_context_stack.
5521 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
5523 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
5524 conditional_replacement, value_replacement, abs_replacement,
5526 (replace_phi_edge_with_variable): Remove argument BB.
5527 (conditional_replacement, value_replacement,
5528 minmax_replacement, abs_replacement): Remove argument PHI_BB.
5529 Update a call to replace_phi_edge_with_variable.
5531 * tree-ssa-phiopt.c: Fix comments.
5533 2005-04-20 Michael Matz <matz@suse.de>
5536 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
5539 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
5541 * tree-ssa-phiopt.c: Fix comment typos.
5543 PR tree-optimization/21116
5544 * tree-ssa-phiopt.c: Fix a typo.
5546 2005-04-19 Richard Henderson <rth@redhat.com>
5548 * builtins.c (expand_builtin_sync_operation): Revert last change.
5549 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
5551 (expand_compare_and_swap_loop): Likewise.
5552 (expand_sync_operation): Remove fallback from NAND to AND; invert
5553 memory operand when expanding from cmpxchg.
5554 (expand_sync_fetch_operation): Likewise.
5555 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
5558 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
5559 when implementing NAND. Fix double-add for AFTER.
5560 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
5561 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5562 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
5564 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
5567 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
5568 to return old memory value.
5569 (sync_compare_and_swap_cc<IMODE>): Likewise.
5571 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
5572 return pre-reload. Don't consider output or anti dependencies.
5573 * config/ia64/sync.md (IMODE): New.
5574 (modesuffix): Add QI and HI.
5575 (memory_barrier): Simplify expansion.
5576 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
5577 (cmpxchg_acq_<IMODE>): Likewise.
5578 (sync_lock_test_and_set<IMODE>): Likewise.
5579 (sync_lock_release<IMODE>): Likewise.
5581 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
5583 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
5586 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
5588 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
5590 2005-04-20 Michael Pogue <michael.pogue@sun.com>
5591 Joseph S. Myers <joseph@codesourcery.com>
5593 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
5594 * c-typeck.c (build_c_cast): Check these options.
5595 * doc/invoke.texi: Document these options.
5597 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
5599 * tree-ssa-phiopt.c: Update a comment about the pass.
5601 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
5603 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
5604 config/mcore/mcore.c: Fix comment typos.
5606 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
5608 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
5609 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
5611 2005-04-19 Paul Brook <paul@codesourcery.com>
5613 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
5615 2005-04-19 Andrew Haley <aph@redhat.com>
5618 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
5619 looking at a field's bitpos.
5621 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5623 * system.h (fopen, fdopen, freopen): Define these to the unlocked
5624 libiberty functions.
5626 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
5628 PR tree-optimization/21096
5629 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
5631 2005-04-19 Alan Modra <amodra@bigpond.net.au>
5634 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
5635 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
5637 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
5639 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
5640 refers to the function being dumped.
5642 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
5644 * varasm.c (assemble_start_function): Remove reset of in_section.
5646 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
5648 PR tree-optimization/21085
5649 * fold-const (fold_binary): Don't change X % -C to X % C if C has
5652 2005-04-19 Ben Elliston <bje@au.ibm.com>
5654 * doc/invoke.texi (Optimize Options): Refer to the correct
5655 optimisation flag -ftree-dominator-opts, not -ftree-dom.
5657 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
5659 * config/rs6000/rs6000.c (machopic_output_stub): Increase
5660 alloca argument to be big enough.
5662 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
5665 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
5668 2005-04-18 Tom Tromey <tromey@redhat.com>
5670 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
5673 2005-04-18 Richard Henderson <rth@redhat.com>
5675 * config/alpha/alpha.c (alpha_split_atomic_op): New.
5676 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
5677 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
5678 * config/alpha/alpha-protos.h: Update.
5679 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
5680 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
5681 (attr type): Add ld_l, st_c, mb.
5682 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
5683 iornotsi3, xorsi_internal, xornotsi3): New.
5684 * config/alpha/ev4.md (ev4_ld): Add ld_l.
5685 (ev4_ist_c, ev4_mb): New.
5686 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
5688 * config/alpha/ev6.md (ev6_ild): Add ld_l.
5689 (ev6_ist): Add st_c.
5691 * config/alpha/sync.md: New file.
5693 2005-04-18 Richard Henderson <rth@redhat.com>
5695 * builtins.c (expand_builtin_sync_operation): Fold nand to and
5698 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
5700 2005-04-18 Devang Patel <dpatel@apple.com>
5702 * config/rs6000/atlivec.md (mulv4si3): New pattern.
5704 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
5706 PR tree-optimization/20922
5707 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
5708 Fold X + c >= X and fold X - c <= X to true.
5710 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
5712 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
5714 (emergency_labeled_state_free): Likewise.
5716 2005-04-18 Nick Clifton <nickc@redhat.com>
5718 * config/h8300/h8300.md (jump): Remove prescan parameter from
5719 calls to final_scan_insn.
5721 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
5722 parameter from calls to final_scan_insn.
5724 * config.gcc (m68hc12): Use the m68hc11.opt file for target
5726 (v850e, v850e1): Use the v850.opt file for target specific
5729 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
5731 PR tree-optimization/21001
5732 * tree-optimize.c (init_tree_optimization_passes): Move the
5733 first pass_forwprop immediately before pass_vrp.
5735 2005-04-17 Ian Lance Taylor <ian@airs.com>
5737 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
5738 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
5739 from enum tree_code op to bool is_sizeof.
5740 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
5741 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
5742 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
5744 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
5746 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
5749 2005-04-17 Ian Lance Taylor <ian@airs.com>
5751 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
5753 2005-04-17 Richard Henderson <rth@redhat.com>
5755 * config/alpha/alpha.c (va_list_skip_additions): Only define if
5757 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
5758 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
5759 of indirection through ssa names while looking for the gpr counter
5761 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
5762 saved va_list_gpr_size and va_list_fpr_size.
5764 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
5766 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
5767 both pointers or both integers.
5769 * tree-vrp.c (maybe_add_assert_expr): Don't assert
5770 ASSERT_EXPRs for single-use variable.
5772 * tree-into-ssa.c: Fix a comment typo.
5774 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
5776 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
5777 -mipsN before forcing a default of -mips2.
5779 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
5781 * predict.h (IS_TAKEN): Remove.
5782 * rtl.h (NOTE_PREDICTION): Likewise.
5784 * modulo-sched.c (CFG_HOOKS): Remove.
5786 * c-parser.c (N_C_TTYPES): Remove.
5788 * tree-flow-inline.h (get_stmt_operands): Remove.
5789 * lambda-code.c, tree-ssa-loop-unswitch.c,
5790 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
5791 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
5792 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
5793 calls to get_stmt_operands.
5794 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
5796 2005-04-17 Richard Henderson <rth@redhat.com>
5799 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
5800 of CUMULATIVE_ARGS past the last named argument.
5801 (alpha_va_start): Expect pretend_args_size only if strictly less than
5804 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
5807 * builtins.c (expand_builtin_strcat): Convert the result of
5808 strlen to the right type.
5809 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
5810 avoid creating type mismatches.
5811 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
5814 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
5816 2005-04-16 Richard Henderson <rth@redhat.com>
5819 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
5820 Use the mode of boolean_type_node when the user doesn't provide one.
5821 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
5823 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
5826 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
5829 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
5832 2005-04-16 Roger Sayle <roger@eyesopen.com>
5833 Steven Bosscher <stevenb@suse.de>
5835 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
5836 (fold_unary_to_constant): Likewise.
5838 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
5840 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
5843 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
5845 * doc/install.texi (Specific): Avoid using asterisks in @anchor
5846 names related to target triplets.
5847 Remove i?86-*-esix from platform directory.
5848 Remove powerpc-*-eabiaix from platform directory.
5850 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
5853 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
5854 falling through from SUBREG case to REG.
5856 2005-04-15 Roger Sayle <roger@eyesopen.com>
5858 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
5859 (fold_binary): Update comment mentioning fold_relational_hi_lo.
5860 (fold_binary_to_constant): Simplify using fold_binary.
5861 (fold_unary_to_constant): Likewise, simplify using fold_unary.
5863 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5865 * gthr-posix.c (pthread_cancel): Define.
5866 (pthread_mutexattr_init): Likewise.
5867 (pthread_mutexattr_settype): Likewise.
5868 (pthread_mutexattr_destroy): Likewise.
5870 2005-04-15 David S. Miller <davem@davemloft.net>
5873 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
5875 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
5877 PR tree-optimization/21031
5878 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
5879 (forward_propagate_into_cond_1): Call it. Forward propagate
5880 integer-integer casts into COND_EXPRs.
5882 2005-04-15 Dave Korn <dave.korn@artimi.com>
5884 * gcc.c (default_compilers): Clarify obscure error message when
5885 reading from standard input.
5887 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
5889 * basic-block.h (PROP_EQUAL_NOTES): Remove.
5890 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
5892 * tree-ssa-alias.c (init_alias_info): Remove a call to
5895 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
5897 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
5898 of non-virtual PHI nodes like we use to.
5900 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
5902 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
5903 (attr_copy_rtx): Do not use it.
5905 2005-04-15 Andrew Macleod <amacleod@redhat.com>
5907 * doc/tree-ssa.texi: Grammer/abbreviation updates.
5909 2005-04-15 Diego Novillo <dnovillo@redhat.com>
5911 * tree-vect-transform.c (vectorizable_store): Mark necessary
5912 objects in the vectorized store needing renaming. Update the
5913 SSA graph for V_MAY_DEF operands in the original store.
5915 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
5917 * tree-ssa-pre.c (compute_avail): It's okay to have
5918 TREE_INVARIANT's here, and value number the resulting expressions.
5919 (create_expression_by_pieces): Make sure operands that were
5920 min_invariant when we started, stay that way.
5922 2005-04-15 David Edelsohn <edelsohn@gnu.org>
5924 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
5926 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
5928 PR tree-optimization/20936.
5929 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
5931 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5933 * doc/invoke.texi: Fix typos.
5934 * doc/md.texi: Likewise.
5935 * doc/rtl.texi: Likewise.
5936 * doc/sourcebuild.texi: Likewise.
5937 * doc/tm.texi: Likewise.
5939 2005-04-15 Uros Bizjak <uros@kss-loka.si>
5941 PR tree-optimization/21004
5942 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
5943 and floorl in c99 mode only.
5944 * builtins.c (expand_builtin_int_roundingfn): Assert that
5945 fallback_fndecl is not NULL_TREE.
5947 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
5949 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
5950 * basic-block.h: Update the prototype for
5951 purge_all_dead_edges.
5952 * cfgexpand.c (tree_expand_cfg): Update a call to
5953 purge_all_dead_edges.
5954 * combine.c (combine_instructions): Likewise.
5955 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
5956 rest_of_handle_cse2, rest_of_handle_gcse,
5957 rest_of_handle_postreload): likewise.
5959 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
5962 * gimplify.c (gimplify_addr_expr): Compensate for removal of
5963 e.g. cv-qualification conversions.
5965 2005-04-14 Mike Stump <mrs@apple.com>
5967 * config/darwin-c.c (framework_construct_pathname): We must
5968 find all headers of a framework in the first instance of it
5969 found in the seach path.
5971 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
5973 PR tree-optimization/21021
5974 * tree-vrp.c (compare_values): Work around a bug in the front
5975 end that produces a comparison of mismatched types.
5977 2004-04-14 Richard Henderson <rth@redhat.com>
5979 * config/ia64/ia64.h (enum fetchop_code): Remove.
5980 (enum ia64_builtins): Move ...
5981 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
5982 members except BSP and FLUSHRS.
5983 (ia64_init_builtins): Remove __sync builtins.
5984 (ia64_expand_builtin): Likewise.
5985 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
5986 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
5987 (ia64_expand_lock_release): Remove.
5988 * config/ia64/ia64.md (mf): Move to sync.md.
5989 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
5990 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
5991 * config/ia64/sync.md: New file.
5992 (memory_barrier): Rename from mf.
5993 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
5994 (cmpxchg_acq_<I48MODE>): Likewise.
5995 (sync_lock_test_and_set<I48MODE>): Likewise.
5997 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
5998 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
6000 2004-04-14 Richard Henderson <rth@redhat.com>
6002 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
6003 (ix86_compare_emitted): New.
6004 (ix86_expand_compare): Use ix86_compare_emitted if set.
6005 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
6006 and ix86_compare_op0 are set.
6007 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
6008 (TARGET_CMPXCHG, TARGET_XADD): New.
6009 (ix86_compare_emitted): Declare.
6010 * config/i386/i386.md: Include sync.md
6011 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
6012 (UNSPECV_XCHG, UNSPECV_LOCK): New.
6013 * config/i386/sync.md: New file.
6015 2004-04-14 Richard Henderson <rth@redhat.com>
6018 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
6019 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
6020 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
6021 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
6022 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
6023 BT_FN_I8_VPTR_I8_I8): New.
6024 * builtins.def (DEF_SYNC_BUILTIN): New.
6025 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
6026 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
6027 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
6028 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
6029 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
6030 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
6031 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
6032 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
6033 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
6034 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
6035 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
6036 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
6037 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
6038 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
6039 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
6040 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
6041 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
6042 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
6043 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
6044 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
6045 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
6046 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
6047 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
6048 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
6049 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
6050 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
6051 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
6052 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
6053 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
6054 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
6055 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
6056 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
6057 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
6058 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
6059 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
6060 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
6061 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
6062 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
6063 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
6064 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
6065 BUILT_IN_SYNCHRONIZE: New.
6066 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
6067 as a function. Accept __sync_ as a prefix as well.
6068 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
6069 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
6070 expand_builtin_lock_release): New.
6071 (expand_builtin): Call them.
6072 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
6073 neither BOTH_P nor FALLBACK_P are defined.
6074 (builtin_type_for_size): New.
6075 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
6076 (resolve_overloaded_builtin): New.
6077 * c-common.h (resolve_overloaded_builtin): Declare.
6078 (builtin_type_for_size): Declare.
6079 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
6080 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
6081 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
6082 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
6083 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
6084 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
6085 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
6086 sync_compare_and_swap_cc, sync_lock_test_and_set,
6087 sync_lock_release): New.
6088 * optabs.h: Declare them.
6089 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
6090 expand_sync_operation, expand_sync_fetch_operation,
6091 expand_sync_lock_test_and_set): Declare.
6092 * genopinit.c (optabs): Add sync optabs.
6093 * optabs.c (init_optabs): Initialize sync optabs.
6094 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
6095 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
6096 expand_sync_operation, expand_sync_fetch_operation,
6097 expand_sync_lock_test_and_set): New.
6098 * doc/extend.texi (Atomic Builtins): New section
6099 * doc/md.texi (Standard Names): Add sync patterns.
6101 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
6103 * tree-eh.c (lower_try_finally_copy): Generate new code in
6104 response to goto_queue entries as if the queue was sorted by
6105 index, not pointers.
6106 (lower_try_finally_switch): Likewise.
6108 2005-04-14 Richard Henderson <rth@redhat.com>
6110 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
6111 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
6113 (ix86_expand_fp_movcc): Update to match.
6114 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
6115 * config/i386/i386-protos.h: Update.
6116 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
6117 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
6119 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
6121 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
6124 2005-04-14 Julian Brown <julian@codesourcery.com>
6126 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
6127 link failures on ppc64 Linux.
6129 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
6131 * config.gcc: Set cpu_type for s390.
6133 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
6135 Fix PR tree-optimization/20963
6136 * tree-ssa-pre.c (compute_avail): Remove special case for
6138 (create_expression_by_pieces): Add value numbers for forced out
6141 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
6143 * config/cris/cris.md: Replace references to (reg:SI 16) with
6144 (reg:SI CRIS_SRP_REGNUM).
6146 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
6148 PR tree-optimization/20657
6149 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
6150 create an appropriate range from it.
6152 2005-04-14 Uros Bizjak <uros@kss-loka.si>
6154 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
6155 <UNSPEC_FIST_CEIL> case.
6157 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
6158 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
6159 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
6160 to implement lfloor and llfloor built-ins as x87 intrinsic function.
6161 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
6162 (lfloor<mode>2): New expanders.
6163 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
6164 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
6165 to implement lceil and llceil built-ins as x87 intrinsic function.
6166 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
6167 (lceil<mode>2): New expanders.
6169 2005-04-14 Uros Bizjak <uros@kss-loka.si>
6171 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
6172 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
6174 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
6177 * config/s390/s390-modes.def: Define TFmode.
6179 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
6181 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
6182 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6183 * config/mips/mips.c (mips16_insn_length): Remove reference to
6184 JUMP_TABLES_IN_TEXT_SECTION.
6186 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
6188 * simplify-rtx.c (simplify_binary_operation_1): Return
6189 scalar or vector of constant 0, depending on the xor's
6192 2005-04-13 Dale Johannesen <dalej@apple.com>
6194 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
6195 (objc-act.o): Ditto.
6196 * objc/objc-act.c (objc_gimplify_expr): New.
6197 (objc_get_callee_fndecl): New.
6198 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
6199 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
6200 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
6202 2005-04-13 Devang Patel <dpatel@apple.com>
6204 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
6207 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
6209 CRIS prologue as RTL.
6210 * config/cris/cris-protos.h (cris_emit_movem_store)
6211 (cris_expand_prologue): Prototype.
6212 * config/cris/cris.c (struct machine_function): New member
6214 (cfa_label_num, cris_target_asm_function_prologue): Remove.
6215 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
6216 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
6217 (cris_load_multiple_op, cris_return_address_on_stack)
6218 (cris_return_address_on_stack_for_return): ISO-Cify.
6219 (cris_store_multiple_op): New predicate function.
6220 (cris_expand_prologue, cris_emit_movem_store): New functions.
6221 (cris_print_operand) <case 'O'>: Handle modifications other than
6223 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
6224 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
6225 (cris_gen_movem_load): Rearrange slightly to make local variable
6226 src a parameter, removing osrc.
6227 (cris_setup_incoming_varargs): Set machine_function member
6228 stdarg_regs to correspond to the number of registers that need to
6230 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
6232 (PREDICATE_CODES): Add cris_store_multiple_op. Make
6233 cris_general_operand_or_gotless_symbol accept UNSPEC.
6234 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
6235 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
6236 ("*cris_store_multiple"): New pattern. Tweak common comment above
6237 this and "*cris_load_multiple".
6238 ("prologue"): New define_expand.
6240 * config/cris/cris.md ("epilogue"): Conditionalize on
6241 TARGET_PROLOGUE_EPILOGUE.
6243 2005-04-13 Steve Ellcey <sje@cup.hp.com>
6246 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
6247 fpsr 0 instead of fpsr 1.
6248 (divsf3_internal_thr): Ditto.
6249 (divdf3_internal_lat): Ditto.
6250 (divdf3_internal_thr): Ditto.
6251 (divxf3_internal_lat): Ditto.
6252 (divxf3_internal_thr): Ditto.
6254 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6256 PR tree-optimization/20913
6257 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
6259 PR tree-optimization/20702
6260 * tree-vrp.c (maybe_add_assert_expr): Recurse into
6261 dominator children that haven't been walked into.
6263 2005-04-13 Julian Brown <julian@codesourcery.com>
6265 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
6266 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
6269 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6271 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
6272 config/i386/sse.md: Fix comment typos.
6274 * genattrtab.c (NULL_ATTR): Remove.
6275 * ifcvt.c (NULL_EDGE): Likewise.
6277 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
6279 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
6280 NOTE_PREDICT): Remove.
6282 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6284 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
6285 * configure: Regenerate.
6286 * config.in: Likewise.
6287 * system.h: Declare vsnprintf if not already declared.
6289 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6291 * optc-gen.awk: Handle stand-alone Mask records.
6292 * opth-gen.awk: Likewise.
6293 * doc/options.texi (Option file format): Document them.
6294 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
6295 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
6296 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
6297 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
6298 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
6299 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
6300 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
6301 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
6302 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
6303 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
6304 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
6305 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
6306 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
6307 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
6308 TARGET_LONG_DOUBLE_128): Likewise.
6309 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
6310 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
6311 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
6312 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
6313 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
6314 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
6315 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
6316 * config/sparc/sparc.c (fpu_option_set): New global.
6317 (sparc_handle_option): New function.
6318 (sparc_override_options): Test fpu_option_set.
6319 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
6320 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
6321 * config/sparc/sparc.opt: New file.
6322 * config/sparc/little-endian.opt: Likewise.
6323 * config/sparc/long-double-switch.opt: Likewise.
6325 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
6327 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
6328 (bfin_handle_options): Set it if -mshared-library-id= is seen.
6329 * config/bfin/bfin.opt (mshared-library-id=): Lose
6330 Var(bfin_lib_id_given).
6332 2005-04-13 Matt Thomas <matt@3am-software.com>
6334 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
6337 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6339 * rtl.h (CLEAR_RTX_FLAGS): Remove.
6341 * cgraphunit.c (INSNS_PER_CALL): Remove.
6343 * tree-ssa-forwprop.c (vars,
6344 record_single_argument_cond_exprs,
6345 substitute_single_use_vars): Remove.
6346 (forward_propagate_into_cond_1, forward_propagate_into_cond):
6348 (tree_ssa_forward_propagate_single_use_vars): Call
6349 forward_propagate_into_cond for each COND_EXPR.
6351 * tree-inline.c (INSNS_PER_STMT): Remove.
6353 2005-04-12 Richard Henderson <rth@redhat.com>
6355 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
6356 (ix86_expand_sse_fp_minmax): ... from ...
6357 (ix86_expand_fp_movcc): ... here.
6358 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
6359 * config/i386/i386-protos.h: Update.
6360 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
6361 (sse_setccsf, sse_setccdf): Allow before reload.
6362 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
6363 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
6364 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
6365 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
6366 (anddf3, nanddf3, iordf3, xordf3): New.
6368 2005-04-12 Jeff Law <law@redhat.com>
6370 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
6371 (tree-ssa-uncprop.o): Add dependencies.
6372 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
6373 * tree-flow.h (remove_useless_stmts): Remove prototype.
6374 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
6375 remove_useless_stmts.
6376 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
6377 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
6378 * tree-pass.h (pass_uncprop): Declare.
6379 * tree-ssa-uncprop.c: New file.
6381 2005-04-12 James E. Wilson <wilson@specifixinc.com>
6384 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
6386 2005-04-12 Caroline Tice <ctice@apple.com>
6388 Temporary fix for partitioning problems.
6389 * passes.c (rest_of_handle_final): Remove code that
6390 frees unlikely_text_section_name,
6391 * varasm.c (assemble_start_function): Test for partitioning
6392 flag before writing out section labels.
6393 (assemble_end_function): Test for partitioning flag before
6394 writing out section labels.
6396 2005-04-12 Steven Bosscher <stevenb@suse.de>
6397 Stuart Hastings <stuart@apple.com>
6398 Jan Hubicka <jh@suse.cz>
6400 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
6401 references to gt-tree-cfg.h.
6402 * basic-block.h (struct basic_block_def): Don't skip rbi
6403 for garbage collection.
6404 (struct reorder_block_def): Make GTY-able.
6405 (struct control_flow_graph): New structure.
6406 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
6407 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
6408 but instead defines to the control_flow_graph for cfun.
6409 (label_to_block_map): New define, points to the label map of
6410 the control_flow_graph for cfun.
6411 (n_edges_for_function, n_basic_blocks_for_function,
6412 last_basic_block_for_function, basic_block_info_for_function,
6413 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
6414 basic_block_info_for_function, label_to_block_map_for_function):
6415 Counterparts for the above, taking a struct function as an extra
6417 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
6418 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
6419 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
6420 (alloc_rbi_pool, free_rbi_pool): Remove.
6421 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
6422 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
6424 (cfg_layout_finalize) ... and don't free it here.
6425 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
6427 * flow.c (free_basic_block_vars): Set label_to_block_map and
6428 n_edges to zero too.
6429 * function.h (struct function): Add cfg field.
6430 * function.c (allocate_struct_function): Allocate the cfg.
6431 * tree-cfg.c (label_to_block_map): Remove.
6432 (build_tree_cfg): Don't allocate the rbi pool here...
6433 (delete_tree_cfg_annotations): ...and don't free it here.
6434 Also don't nullify label_to_block_map for cfun.
6436 2005-04-12 Caroline Tice <ctice@apple.com>
6438 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6439 Revert my patch from April 9.
6440 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
6441 (reorder_basic_blocks): Revert my patch from April 9.
6442 (insert_section_boundary_note): Revert my patch from April 9.
6443 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
6444 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
6445 (COLD_END_LABEL): Revert my patch from April 9.
6446 (cold_text_section_label): Revert my patch from April 9.
6447 (cold_end_label): Revert my patch from April 9.
6448 (dwarf2out_switch_text_section): Revert my patch from April 9.
6449 (output_aranges): Revert my patch from April 9.
6450 (output_ranges): Revert my patch from April 9.
6451 (output_line_info): Revert my patch from April 9.
6452 (add_location_or_const_value_attribute): Revert my patch from April 9.
6453 (dwarf2out_var_location): Revert my patch from April 9.
6454 (dwarf2out_init): Revert my patch from April 9.
6455 (dwarf2out_finish): Revert my patch from April 9.
6456 * function.h (struct function): Revert my patch from April 9.
6457 * opts.c (decode_options): Revert my patch from April 9.
6458 * output.h (unlikely_section_label, hot_section_label,
6459 hot_section_end_label, cold_section_end_label,
6460 unlikely_text_section_name): Revert my patch from April 9.
6461 * passes.c (rest_of_handle_final): Revert my patch from April 9.
6462 * varasm.c (unlikely_section_label, hot_section_label,
6463 hot_section_end_label, cold_section_end_label,
6464 unlikely_text_section_name): Revert my patch from April 9.
6465 (initialize_cold_section_name): Revert my patch from April 9.
6466 (unlikely_text_section): Revert my patch from April 9.
6467 (in_unlikely_text_section): Revert my patch from April 9.
6468 (named_section): Revert my patch from April 9.
6469 (function_section): Revert my patch from April 9.
6470 (current_function_section): Revert my patch from April 9.
6471 (assemble_start_function): Revert my patch from April 9.
6472 (assemble_end_function): Revert my patch from April 9.
6473 (default_section_type_flags_1): Revert my patch from April 9.
6475 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6477 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
6478 * config/sparc/sparc.md (untyped_call): Save the registers manually.
6480 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
6482 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
6485 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
6486 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
6488 2004-04-12 Richard Henderson <rth@redhat.com>
6490 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
6491 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
6492 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
6493 (UNSPEC_*, UNSPECV_*): Renumber.
6495 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
6498 From Richard Henderson <rth@redhat.com>:
6499 * tree-mudflap.c (mf_build_check_statement_for): Correct block
6502 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
6504 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
6506 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6508 * config/bfin/bfin.c (bfin_library_id_string): Remove.
6509 (bfin_library_id): New variable.
6510 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
6511 instead of bfin_library_id_string.
6512 (bfin_handle_option): New function.
6513 (override_options): Remove most code to deal with shared library IDs,
6514 just check they aren't used without -mid-shared-library.
6515 (TARGET_HANDLE_OPTION): Define.
6516 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
6517 * config/bfin/bfin.opt (mshared-library-id=): New.
6519 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
6521 * tree-vect-transform.c: Fix comment typos.
6523 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
6525 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
6526 split critical edges when not possible/profitable.
6528 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
6530 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
6531 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
6532 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
6533 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
6534 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
6535 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
6536 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
6537 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
6539 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
6540 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6541 * config/ns32k/ns32k.opt: New file.
6543 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
6545 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
6546 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
6547 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
6548 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
6549 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
6550 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
6551 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
6552 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
6553 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
6554 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
6555 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
6556 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
6557 (MASK_COLDFIRE): Formatting fixes.
6558 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
6559 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
6560 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
6561 "_current_shared_library_a5_offset_".
6562 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6563 (MASK_ALL_CPU_BITS): New macro.
6564 (m68k_handle_option): New function.
6565 (override_options): Remove handling of m68k_library_id_string.
6566 * config/m68k/m68k.opt: New file.
6567 * config/m68k/ieee.opt: New file.
6569 2005-04-11 Mark Mitchell <mark@codesourcery.com>
6571 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
6572 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
6573 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
6574 (TARGET_CXX): Adjust accordingly.
6575 * target.h (struct gcc_target): Remove epxort_class_data. Add
6576 determine_class_data_visibility and class_data_always_comdat.
6577 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
6578 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
6579 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
6580 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
6581 (arm_cxx_determine_class_data_visibility): New.
6582 (arm_cxx_class_data_always_comdat): Likewise.
6583 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
6584 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
6585 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
6586 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
6587 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
6590 2005-04-11 Devang Patel <dpatel@apple.com>
6592 * tree-data-ref.c (build_classic_dist_vector,
6593 compute_subscript_distance): Make externally visible.
6594 * tree-data-ref.h (build_classic_dist_vector,
6595 compute_subscript_distance): Same.
6596 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
6597 Check distance vector against vectorization factor.
6598 (vect_analyze_loop): Determine vectorizaion factor before
6599 analyzing data dependences.
6600 * tree-vectorizer.c (loops_num): Make it externally visible and
6602 * tree-vectorizer.c (vect_loops_num): ... new name.
6603 * tree-vectorizer.h (vect_loops_num): New.
6605 2005-04-11 Devang Patel <dpatel@apple.com>
6607 * tree-vect-analyze.c (vect_analyze_operations): Check
6608 vectorizable codition.
6609 * tree-vect-transform.c (vect_is_simple_cond): New function.
6610 (vectorizable_condition): New function.
6611 (vect_transform_stmt): Handle condition_vec_info_type.
6612 * tree-vectorizer.h (enum stmt_vec_info_type): Add
6613 condition_vec_info_type.
6614 (vectorizable_condition): New.
6616 2005-04-11 Geoffrey Keating <geoffk@apple.com>
6618 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
6619 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
6620 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
6622 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
6623 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
6625 * dwarf2out.c (output_line_info): Don't try to dereference
6626 a NULL current_function_decl.
6628 * config/t-slibgcc-darwin: Don't put shared libraries in
6629 directories other than $(slibdir).
6630 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
6633 2005-04-11 Diego Novillo <dnovillo@redhat.com>
6635 PR tree-optimization/20933
6636 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
6637 logic to reject aliases between read-only and writable
6639 (may_alias_p): ... here.
6640 (get_tmt_for): Do not associate read-only tags to pointers
6641 whose pointed-to type is not read-only.
6642 * tree-ssa.c (verify_ssa): Check that memory stores have at
6643 least one V_MAY_DEF or V_MUST_DEF.
6645 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6648 * configure.ac (gcc_UNLOCKED_FUNCS): New.
6649 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
6650 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
6651 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
6653 (fwrite_unlocked): Fix prototype.
6655 * configure, config.in: Regenerate.
6657 2005-04-11 David Edelsohn <edelsohn@gnu.org>
6659 * tree-ssa-loop-im.c: Include real.h.
6660 (determine_invariantness_stmt): If real division divisor is
6661 invariant and flag_unsafe_math_optimizations enabled, generate
6662 invariant reciprocal for hoisting.
6663 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
6665 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
6667 Fix PR tree-optimization/20926
6669 * tree-ssa-alias.c (add_type_alias): Handle subvars.
6671 2005-04-11 Devang Patel <dpatel@apple.com>
6673 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
6676 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
6678 * fold-const.c (fold_binary_op_with_conditional_arg):
6679 use fold_buildN instead of "fold (buildN" in some
6681 (fold_unary): Likewise.
6682 (fold_binary): Likewise.
6684 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
6686 Fix PR tree-optimization/20612
6687 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
6689 (perfect_nestify): preheaderbb is *not* part of loop of the
6692 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
6694 * tree-ssa-alias.c (may_alias_p): If the variable
6695 is a global variable and the pointer is parameter
6696 and -fargument-noalias-global is used, then
6697 the pointer cannot alias the variable.
6699 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
6701 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
6702 * config/sparc/sparc.h: Likewise.
6703 * config/sparc/sparc.md: Likewise.
6705 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
6707 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
6709 * tree-vrp.c: Fix a comment typo.
6711 2005-04-11 Diego Novillo <dnovillo@redhat.com>
6713 PR tree-optimization/20920
6714 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
6715 SSA_NAME flows through an abnormal edge.
6716 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
6717 through abnormal edges.
6718 (maybe_add_assert_expr): Likewise.
6720 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
6722 * config/s390/s390.h (s390_tune_string, s390_arch_string)
6723 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
6724 (s390_stack_size_string, s390_stack_guard_string, target_flags)
6725 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
6726 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
6727 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
6728 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
6729 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
6730 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
6731 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
6732 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6733 (TARGET_HANDLE_OPTION): Likewise.
6734 (s390_tune): Initialize to PROCESSOR_max.
6735 (s390_arch_string): Make static.
6736 (s390_tune_string, s390_warn_framesize_string): Delete.
6737 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
6738 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
6739 (s390_handle_arch_option, s390_handle_option): New functions.
6740 (override_options): Remove parsing of option strings.
6741 * config/s390/s390.opt: New file.
6743 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
6745 * tree-complex.c (expand_vector_operations): Call
6746 update_stmt_if_modified.
6748 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
6750 * tree-vect-analyze (vect_determine_vectorization_factor):
6751 Do not use GET_MODE_NUNITS.
6752 * tree-vect-transform.c (vect_get_vec_def_for_operand,
6753 (vectorizable_load, vect_transform_loop): Likewise.
6755 2005-04-11 Uros Bizjak <uros@kss-loka.si>
6757 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
6758 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
6759 * optabs.h (enum optab_index): Add new OTI_lceil.
6760 (lceil_optab): Define corresponding macro.
6761 * optabs.c (init_optabs): Initialize lceil_optab.
6762 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
6763 and lceildi2 patterns.
6764 * builtins.c (expand_builtin_int_roundingfn): Handle
6765 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
6766 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
6767 BUILT_IN_LLCEIL{,F,L}.
6768 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
6769 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
6770 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
6771 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
6772 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
6773 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
6774 into lceil built-in function and (long long int)ceil{,f,l} into
6775 llceil built-in function.
6776 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
6779 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6781 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
6784 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
6786 * config/arm/arm.c: Fix a comment typo.
6787 * doc/tree-ssa.texi: Fix a typo.
6789 2005-04-10 Steven Bosscher <stevenb@suse.de>
6791 * cselib.c (clear_table): Rename to cselib_clear_table.
6792 * cselib.h (cselib_clear_table): Add prototype.
6793 * gcse.c (gcse_main): Make 'f' argument unused.
6794 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
6795 of each basic block instead.
6796 (compute_sets, compute_hash_table_work): Likewise.
6797 (constprop_register): Change int 'alter_jumps' argument to bool.
6798 (do_local_cprop): Likewise.
6799 (local_cprop_pass): Likewise. Also walk basic blocks instead of
6800 the insn chain. Explicitly clear the cselib tables after finishing
6801 one basic block. Make sure there are no unterminated libcall blocks.
6802 Update compute_sets call.
6803 (cprop): Walk basic blocks instead of the insn chain.
6804 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
6806 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
6807 one_cprop_pass calls.
6809 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
6811 * combine.c (combine_simplify_rtx): Remove a transformation that
6812 relies on an invalid assumption about rtl sign-extension semantics.
6814 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
6816 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
6817 to build_int_cst_wide.
6819 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
6822 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
6823 set the original address pseudo to the correct value before the
6824 original insn, if possible, and leave the insn alone, otherwise
6825 create a new pseudo, set it and replace it in the insn.
6826 * recog.c (validate_change_maybe_volatile): New.
6827 * recog.h (validate_change_maybe_volatile): Declare.
6829 2005-04-09 Caroline Tice <ctice@apple.com>
6831 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6832 Remove targetm.have_named_sections test.
6833 (fix_edges_for_rarely_executed_code): Likewise.
6834 (insert_section_boundary_note): Likewise.
6835 (reorder_basic_blocks): Check partitioning flag before calling
6836 verify_hot_cold_block_grouping.
6837 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
6838 the function struct rather than global variables.
6839 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
6840 (COLD_END_LABEL): Likewise
6841 (cold_text_section_label): New static global variable.
6842 (cold_end_label): Likewise.
6843 (dwarf2out_switch_text_section): Get hot/cold section labels from
6844 the function struct rather than global variables.
6845 (output_aranges): Use cold_text_section_label and cold_end_label;
6846 check partitioning flag before putting out delta.
6847 (output_ranges): Remove incorrect code attempting to use
6849 (output_line_info): Get cold section label from function struct.
6850 (add_location_or_const_value_attribute): Likewise.
6851 (get_subprogram_die): Get hot/cold section labels from function struct.
6852 (dwarf2out_var_location): Likewise.
6853 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
6854 write out cold_text_section_label if partition flag is set.
6855 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
6856 * function.h (struct function): Add new fields to point to hot/cold
6857 section labels: hot_section_label, cold_section_label,
6858 hot_section_end_label and cold_section_end_label; also add new field
6859 for cold text section name, unlikely_text_section_name.
6860 * opts.c (decode_options): Turn off partitioning flag if
6861 !targetm.have_named_sections.
6862 * output.h (hot_section_label): Remove.
6863 (hot_section_end_label): Remove.
6864 (cold_section_end_label): Remove.
6865 (unlikely_section_label): Remove.
6866 (unlikely_text_section_name): Remove.
6867 * passes.c (rest_of_handle_final): Remove code that frees
6868 unlikely_text_section_name.
6869 * varasm.c (unlikely_section_label): Remove.
6870 (hot_section_label): Remove.
6871 (hot_section_end_label): Remove.
6872 (cold_section_end_label): Remove.
6873 (unlikely_text_section_name): Remove.
6874 (initialize_cold_section_name): Modify to call
6875 targetm.strip_name_encoding; to store cold section name in current
6876 function struct, if it exists; and to only use the decl_section_name
6877 if flag_named_sections is true.
6878 (unlikely_text_section): Modify to get section name out of current
6879 function struct, if there is one; otherwise build it from
6880 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
6881 (in_unlikely_text_section): Likewise.
6882 (named_section): Modify to get/put cold section name in current function
6883 struct, if there is one.
6884 (function_section): Change 'bool unlikely' to 'int reloc'; check
6885 targetm.have_named_sections before calling named_section.
6886 (current_function_section): Likewise.
6887 (assemble_start_function): Modify to get/put unlikely_text_section_name
6888 in current function struct; modify to get hot/cold section labels
6889 from function struct; initialize labels using
6890 ASM_GENERATE_INTERNAL_LABEL;
6891 test partitioning flag before writing out hot section label.
6892 (assemble_end_function): Test partitioning flag before writing out
6893 hot/cold section labels.
6894 (default_section_type_flags_1): Modify to use array instead of
6895 char* for unlikely_text_section_name; set flags correctly for
6896 cold text section if there is not a current function decl.
6898 2005-04-09 Jakub Jelinek <jakub@redhat.com>
6900 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
6901 and TI_VA_LIST_FPR_COUNTER_FIELD.
6902 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
6903 * tree-pass.h (pass_stdarg): Add.
6904 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
6905 * tree-stdarg.c: New file.
6906 * tree-stdarg.h: New file.
6907 * Makefile.in (OBJS-common): Add tree-stdarg.o.
6908 (tree-stdarg.o): Add dependencies.
6909 * function.h (struct function): Add va_list_gpr_size and
6910 va_list_fpr_size fields.
6911 * function.c (allocate_struct_function): Initialize them.
6912 * target.h (struct gcc_target): Add stdarg_optimize_hook.
6913 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
6914 (TARGET_INITIALIZER): Add it.
6916 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
6917 va_list_{g,f}pr_counter_field.
6918 (ix86_setup_incoming_varargs): Don't do anything if reg_save
6919 area will not be used. Only save registers that tree-stdarg.c
6920 detected they need saving.
6921 (ix86_va_start): Don't set up fields that won't be used.
6923 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
6924 va_list_{g,f}pr_counter_field.
6925 (setup_incoming_varargs): Don't do anything if reg_save
6926 area will not be used. Only save registers that tree-stdarg.c
6927 detected they need saving.
6928 (rs6000_va_start): Don't set up fields that won't be used.
6930 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
6931 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
6932 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
6933 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
6935 2005-04-09 Jakub Jelinek <jakub@redhat.com>
6938 * config/i386/i386.c (construct_container): Pass empty aligned
6939 struct, union or class in memory.
6941 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
6943 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
6944 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
6945 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
6946 config/rs6000/predicates.md: Fix comment typos.
6948 * sched-int.h (haifa_insn_data): Remove blockage and units.
6949 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
6950 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
6951 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
6953 2005-04-09 Jan Hubicka <jh@suse.cz>
6954 Steven Bosscher <stevenb@suse.de>
6956 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
6957 * cfgloop.c (get_loop_exit_edges): Likewise.
6958 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
6960 * loop-unroll.c (analyze_insns_in_loop): Likewise.
6961 * tree-cfg.c (dump_cfg_status): Likewise.
6963 2005-04-09 David Edelsohn <edelsohn@gnu.org>
6965 * config/rs6000/predicates.md (altivec_register_operand): Remove
6966 redundant match_code test.
6967 (gpc_reg_operand): Same.
6968 (cc_reg_operand): Same.
6969 (cc_reg_not_cr0_operand): Same.
6971 2005-04-09 Jan Hubicka <jh@suse.cz>
6973 Forgotten hunk from my last merge patch:
6974 * final.c (output_addr_const): Do not call mark_referenced.
6976 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
6978 * doc/tree-ssa.texi: Add immediate use documentation.
6980 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
6982 * arm.c (FL_WBUF): Define.
6983 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
6984 (arm_is_6_or_7): Delete.
6985 (arm_tune_wbuf): New.
6986 (arm_override_options): Set arm_tune_wbuf.
6987 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
6988 (arm_is_6_or_7): Delete declaration.
6989 (arm_tune_wbuf): New declartion.
6990 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
6991 (model_wbuf): Derive from arm_tune_wbuf.
6992 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
6993 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
6994 (arm740t): Mark CPUs as having a write buffer.
6996 2005-04-09 Uros Bizjak <uros@kss-loka.si>
6998 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
6999 of 'const_double_operand' in operand 2 constraints. Update enable
7002 2005-04-09 Uros Bizjak <uros@kss-loka.si>
7004 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
7005 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
7006 * optabs.h (enum optab_index): Add new OTI_lfloor.
7007 (lfloor_optab): Define corresponding macro.
7008 * optabs.c (init_optabs): Initialize lfloor_optab.
7009 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
7010 and lfloordi2 patterns.
7011 * builtins.c (expand_builtin_int_roundingfn): New prototype.
7012 (expand_builtin_int_roundingfn): New function.
7013 (fold_builtin_int_roundingfn): New prototype.
7014 (fold_builtin_int_roundingfn): New function, renamed from
7015 fold_builtin_lround.
7016 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
7017 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
7018 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
7019 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
7020 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
7021 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
7022 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
7023 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
7024 into lfloor built-in function and (long long int)floor{,f,l} into
7025 llfloor built-in function.
7026 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
7029 2005-04-08 Ian Lance Taylor <ian@airs.com>
7031 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
7032 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
7033 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
7034 (DO_COND, DO_BODY): Likewise.
7035 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
7036 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
7037 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
7038 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
7039 (build_continue_stmt, build_break_stmt): Don't declare.
7040 (c_do_switch_warnings): Update declaration.
7041 * c-gimplify.c (enum bc_t): Remove.
7042 (struct c_gimplify_ctx, ctxp): Remove.
7043 (push_context, pop_context): Remove static functions.
7044 (c_genericize): Don't call push_context or pop_context.
7045 (begin_bc_block, finish_bc_block): Remove static functions.
7046 (build_bc_goto): Likewise.
7047 (gimplify_c_loop): Likewise.
7048 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
7049 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
7050 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
7051 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
7052 * c-common.c (c_do_switch_warnings): Rename from
7053 c_do_switch_warnings_1.
7054 (c_do_switch_warnings) [old version]: Remove.
7055 (c_do_switch_expr_warnings): Remove.
7056 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
7057 function instead of c_do_switch_expr_warnings.
7058 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
7059 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
7060 * c-pretty-print.c (pp_c_statement): Likewise.
7061 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
7063 2005-04-08 Devang Patel <dpatel@apple.com>
7065 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
7066 While selecting replacement condition pay attention to loop header.
7068 2005-04-08 Diego Novillo <dnovillo@redhat.com>
7070 Merge from tree-cleanup-branch: VRP, store CCP, store
7071 copy-prop, incremental SSA updating of FUD chains and
7072 newly exposed symbols.
7074 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
7075 (OBJS-common): Add tree-vrp.o.
7076 (tree-vrp.o): New rule.
7077 * basic-block.h (nearest_common_dominator_for_set): Declare.
7078 * common.opt (ftree-store-ccp): New flag.
7079 (ftree-copy-prop): New flag.
7080 (ftree-vrp): New flag.
7081 (ftree-store-copy-prop): New flag.
7082 * dominance.c (nearest_common_dominator_for_set): New.
7083 * domwalk.c (walk_dominator_tree): Only traverse
7084 statements in blocks marked in walk_data->interesting_blocks.
7085 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
7086 * fold-const.c (fold): Handle ASSERT_EXPR.
7087 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
7088 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
7089 flag_tree_vrp at -O2.
7090 * timevar.def (TV_TREE_VRP): Define.
7091 (TV_TREE_COPY_PROP): Define.
7092 (TV_TREE_STORE_COPY_PROP): Define.
7093 (TV_TREE_SSA_INCREMENTAL): Define.
7094 (TV_TREE_STORE_CCP): Define.
7095 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
7096 to kill_redundant_phi_nodes from comment.
7097 (verify_expr): Handle ASSERT_EXPR.
7098 * tree-dfa.c (mark_new_vars_to_rename): Remove second
7099 argument. Update all users.
7100 (mark_call_clobbered_vars_to_rename): Remove. Update all
7102 * tree-flow-inline.h (unmodifiable_var_p): New.
7103 * tree-flow.h (enum value_range_type): Declare.
7104 (struct value_range_def): Declare.
7105 (value_range): Declare.
7106 (remove_all_phi_nodes_for): Remove. Update all users.
7107 (find_phi_node_for): Declare.
7108 (add_type_alias): Declare.
7109 (count_uses_and_derefs): Declare.
7110 (kill_redundant_phi_nodes): Remove.
7111 (rewrite_into_ssa): Remove.
7112 (rewrite_def_def_chains): Remove.
7113 (update_ssa, register_new_name_mapping, create_new_def_for,
7114 need_ssa_update_p, name_registered_for_update_p,
7115 release_ssa_name_after_update_ssa, dump_repl_tbl,
7116 debug_repl_tbl, dump_names_replaced_by,
7117 debug_names_replaced_by, mark_sym_for_renaming,
7118 mark_set_for_renaming, get_current_def, set_current_def,
7119 get_value_range, dump_value_range, debug_value_range,
7120 dump_all_value_ranges, debug_all_value_ranges,
7121 expr_computes_nonzero, loop_depth_of_name,
7122 unmodifiable_var_p): Declare.
7123 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
7125 * tree-into-ssa.c (block_defs_stack): Update comment.
7126 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
7127 syms_to_rename, names_to_release, repl_tbl,
7128 need_to_initialize_update_ssa_p, need_to_update_vops_p,
7129 need_to_replace_names_p): New locals.
7130 (NAME_SETS_GROWTH_FACTOR): Define.
7131 (struct repl_map_d): Declare.
7132 (struct mark_def_sites_global_data): Add field
7134 (enum rewrite_mode): Declare.
7135 (REGISTER_DEFS_IN_THIS_STMT): Define.
7136 (compute_global_livein): Use last_basic_block instead of
7138 (set_def_block): Remove last argument. Update all callers.
7139 (prepare_use_operand_for_rename): Remove. Update all callers.
7140 (prepare_def_operand_for_rename): Remove. Update all callers.
7141 (symbol_marked_for_renaming): New.
7144 (repl_map_hash): New.
7146 (repl_map_free): New.
7147 (names_replaced_by): New.
7148 (add_to_repl_tbl): New.
7149 (add_new_name_mapping): New.
7150 (mark_def_sites): Assume that all the operands in the
7151 statement are in normal form.
7152 (find_idf): Assert that the block in the stack is valid.
7153 (get_default_def_for): New.
7154 (insert_phi_nodes_for): Add new argument 'update_p'.
7156 If update_p is true, add a new mapping between the LHS of
7157 each new PHI and the name that it replaces.
7158 (insert_phi_nodes_1): Only call find_idf if needed.
7159 (get_reaching_def): Call get_default_def_for.
7160 (rewrite_operand): Remove.
7161 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
7162 and REWRITE_THIS_STMT are false.
7163 Assume that all the operands in the statement are in
7165 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
7166 (rewrite_virtual_phi_arguments): Remove.
7167 (invalidate_name_tags): Remove.
7168 (register_new_update_single, register_new_update_set,
7169 rewrite_update_init_block, replace_use,
7170 rewrite_update_fini_block, rewrite_update_stmt,
7171 rewrite_update_phi_arguments): New.
7172 rewrite_blocks): Remove argument 'fix_virtual_phis'.
7173 Add arguments 'entry', 'what' and 'blocks'.
7174 Initialize the dominator walker according to 'what' and
7176 Start the dominator walk at 'entry'.
7177 (mark_def_site_blocks): Add argument 'interesting_blocks'.
7178 Use it to configure the dominator walker.
7179 (rewrite_into_ssa): Remove argument 'all'.
7181 (rewrite_all_into_ssa): Remove.
7182 (rewrite_def_def_chains): Remove.
7183 (mark_def_interesting, mark_use_interesting,
7184 prepare_phi_args_for_update, prepare_block_for_update,
7185 prepare_def_site_for, prepare_def_sites,
7186 dump_names_replaced_by, debug_names_replaced_by,
7187 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
7188 delete_update_ssa, create_new_def_for,
7189 register_new_name_mapping, mark_sym_for_renaming,
7190 mark_set_for_renaming, need_ssa_update_p,
7191 name_registered_for_update_p, ssa_names_to_replace,
7192 release_ssa_name_after_update_ssa,
7193 insert_updated_phi_nodes_for, update_ssa): New.
7194 * tree-loop-linear.c (linear_transform_loops): Call
7195 update_ssa instead of rewrite_into_ssa.
7196 * tree-optimize.c (vars_to_rename): Remove.
7198 (init_tree_optimization_passes): Replace
7199 pass_redundant_phi with pass_copy_prop.
7201 Replace pass_ccp with pass_store_ccp.
7202 Add pass_store_copy_prop after pass_store_ccp.
7203 (execute_todo): If the TODO_ flags don't include updating
7204 the SSA form, assert that it does not need to be updated.
7205 Call update_ssa instead of rewrite_into_ssa and
7206 rewrite_def_def_chains.
7207 If TODO_verify_loops is set, call verify_loop_closed_ssa.
7208 (tree_rest_of_compilation):
7209 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
7210 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
7211 TODO_cleanup_cfg): Renumber.
7212 (TODO_verify_loops, TODO_update_ssa,
7213 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7214 TODO_update_ssa_only_virtuals): Define.
7215 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
7217 * tree-phinodes.c (make_phi_node): Update documentation.
7218 (remove_all_phi_nodes_for): Remove.
7219 (find_phi_node_for): New.
7220 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
7221 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
7222 (interpret_rhs_modify_expr): Likewise.
7223 * tree-sra.c (decide_instantiations): Mark all symbols in
7224 SRA_CANDIDATES for renaming.
7225 (mark_all_v_defs_1): Rename from mark_all_v_defs.
7226 (mark_all_v_defs): New function. Update all users to call it
7227 with the whole list of scalarized statements, not just the
7229 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
7230 (compute_flow_insensitive_aliasing): If the tag is
7231 unmodifiable and the variable isn't or vice-versa, don't
7232 make them alias of each other.
7233 (setup_pointers_and_addressables): If the type tag for
7234 VAR is about to change, mark the old one for renaming.
7235 (add_type_alias): New.
7236 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
7237 (ccp_lattice_t): Rename from latticevalue.
7238 (value): Remove. Update all users.
7239 (const_val): New local variable.
7240 (do_store_ccp): New local variable.
7241 (dump_lattice_value): Handle UNINITIALIZED.
7242 (debug_lattice_value): New.
7243 (get_default_value): Re-write.
7244 (set_lattice_value): Re-write.
7245 (def_to_varying): Remove. Update all users.
7246 (likely_value): Return VARYING for statements that make
7247 stores when STORE_CCP is false.
7248 Return VARYING for any statement other than MODIFY_EXPR,
7249 COND_EXPR and SWITCH_EXPR.
7250 (ccp_initialize): Re-write.
7251 (replace_uses_in, replace_vuse_in, substitute_and_fold):
7252 Move to tree-ssa-propagate.c.
7253 (ccp_lattice_meet): Handle memory stores when
7254 DO_STORE_CCP is true.
7255 (ccp_visit_phi_node): Likewise.
7256 (ccp_fold): Likewise.
7257 (evaluate_stmt): Likewise.
7258 (visit_assignment): Likewise.
7259 (ccp_visit_stmt): Likewise.
7260 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
7264 (do_ssa_store_ccp): New.
7265 (gate_store_ccp): New.
7266 (pass_store_ccp): Declare.
7267 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
7268 (may_propagate_copy): Reformat.
7269 Don't abort if ORIG is a virtual and DEST isn't.
7270 If NEW does not have alias information but DEST does,
7272 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
7273 copy_prop_kind, which_copy_prop): Declare.
7274 (stmt_may_generate_copy, get_copy_of_val,
7275 get_last_copy_of, set_copy_of_val, dump_copy_of,
7276 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
7277 copy_prop_visit_stmt, copy_prop_visit_phi_node,
7278 init_copy_prop, fini_copy_prop, execute_copy_prop,
7279 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
7280 store_copy_prop): New.
7281 (pass_copy_prop, pass_store_copy_prop): Declare.
7282 * tree-ssa-dom.c (struct opt_stats_d): Add fields
7283 'num_const_prop' and 'num_copy_prop'.
7284 (cprop_operand): Update them.
7285 (dump_dominator_optimization_stats): Dump them.
7286 (tree_ssa_dominator_optimize): Call update_ssa instead of
7288 (loop_depth_of_name): Declare extern.
7289 (simplify_cond_and_lookup_avail_expr): Guard against NULL
7290 values for LOW or HIGH.
7291 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
7292 (record_equivalences_from_stmt): Call expr_computes_nonzero.
7293 (cprop_operand): Only propagate if VAL != OP.
7294 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
7295 statement for renaming.
7296 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
7297 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
7298 add_type_alias if necessary.
7299 Call mark_new_vars_to_rename.
7300 (tree_ssa_iv_optimize): If new symbols need to be renamed,
7301 mark every statement updated, call update_ssa and
7302 rewrite_into_loop_closed_ssa.
7303 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
7304 from LIVEIN if VAR is a virtual.
7305 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
7306 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
7307 (get_call_expr_operands): Reformat statement.
7308 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
7310 * tree-ssa-propagate.c (ssa_prop_init): Initialize
7311 SSA_NAME_VALUE for every name.
7312 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
7313 get_value_loaded_by): New.
7314 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
7315 substitute_and_fold): Move from tree-ssa-ccp.c.
7316 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
7317 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
7318 get_value_loaded_by, replace_uses_in, substitute_and_fold):
7320 * tree-ssa.c (verify_use): Fix error message.
7321 (propagate_into_addr, replace_immediate_uses, get_eq_name,
7322 check_phi_redundancy, kill_redundant_phi_nodes,
7323 pass_redundant_phi): Remove. Update all users.
7324 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
7325 add_type_alias, if necessary.
7326 * tree-vectorizer.h (struct _stmt_vect_info): Update
7327 documentation for field 'memtag'.
7328 * tree-vrp.c: New file.
7329 * tree.def (ASSERT_EXPR): Define.
7330 * tree.h (ASSERT_EXPR_VAR): Define.
7331 (ASSERT_EXPR_COND): Define.
7332 (SSA_NAME_VALUE_RANGE): Define.
7333 (struct tree_ssa_name): Add field 'value_range'.
7334 (PHI_REWRITTEN): Remove.
7335 (struct tree_phi_node): Remove field 'rewritten'.
7336 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
7337 -ftree-store-copy-prop): Document.
7338 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
7339 Document usage of update_ssa.
7341 2005-04-08 David Edelsohn <edelsohn@gnu.org>
7344 * config/rs6000/predicates.md (altivec_register_operand): Accept
7346 (and64_operand): Do not limit CONST_INT to mask64_operand.
7347 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
7348 (and_operand): Do not limit CONST_INT to mask_operand.
7350 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
7352 PR rtl-optimization/20466
7353 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
7354 for overlap of the address of each list member.
7355 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
7357 2005-04-08 Mike Stump <mrs@apple.com>
7359 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
7361 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
7364 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
7366 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
7368 * function.c (push_function_context_to): Don't set
7370 * function.h (function): Remove contains_functions.
7371 (current_function_contains_functions): Remove.
7373 * function.h (function): Remove instrument_entry_exit.
7374 (current_function_instrument_entry_exit): Remove.
7376 * function.h (nonlocal_labels): Remove.
7378 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
7380 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
7381 (check_attr_value, write_attr_get, write_expr_attr_cache,
7382 find_attr, make_internal_attr): Don't reference negative_ok or
7384 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
7385 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
7386 (ATTR_STATIC): Adjust the value.
7388 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
7390 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
7392 * config/s390/tpf.h (ASM_SPEC): Define.
7394 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
7396 * tree-flow.h: Remove the prototype for
7397 redirect_immediate_uses.
7398 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
7400 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
7402 * arm.c (arm_const_double_by_parts): New function.
7403 * arm-protos.h (arm_const_double_by_parts): Add prototype.
7404 * arm.md (define_split for 64-bit constants): Add another one.
7406 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
7408 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
7410 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7412 * system.h: Revert last change.
7414 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
7416 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
7417 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
7418 (TARGET_SWITCHES): Delete.
7419 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
7420 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
7421 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
7422 * config/xtensa/xtensa.opt: New file.
7424 2005-04-08 Ben Elliston <bje@au.ibm.com>
7426 * config/fp-bit.c: Include L_mul_tf in #endif comment.
7427 * config/fp-bit.h: Tidy comments.
7429 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7431 * system.h: Poison PARAMS.
7433 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
7435 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
7436 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
7437 (TARGET_SWITCHES): Delete.
7438 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
7439 * config/vax/vax.opt: New file.
7441 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
7443 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
7445 2005-04-07 Ian Lance Taylor <ian@airs.com>
7447 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
7449 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
7450 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
7453 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
7455 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
7456 all immediate uses in PHI nodes.
7458 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
7460 * arm.c (arm_const_double_inline_cost): Handle any constant by
7461 using gen_lowpart and gen_highpart_mode.
7462 (note_invalid_constants): All constants in an RTX with a constraint
7463 that permits memory are now pushed to the constant pool.
7464 (output_move_double): Delete code to handle reg to reg and
7465 constant to reg moves.
7466 (const_double_needs_minipool, output_mov_immediate): Delete.
7467 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
7468 CONST_INT and CONST_VECTOR.
7469 * arm.md (ANY64): New mode macro.
7470 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
7471 (movdf_soft_insn): Split reg-reg and const-reg moves.
7472 (split patterns for 64-bit constant and register moves): New.
7473 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
7474 (cirrus_movdf_hard_insn): Likewise.
7475 * fpa.md (movdf_fpa): Likewise.
7476 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
7477 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
7479 (movv2si_internal_2): Likewise.
7480 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
7481 (movdf_vfp): Likewise.
7482 * arm-protos.h (output_mov_immediate): Delete prototype.
7484 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
7487 * simplify-rtx.c (simplify_unary_operation_1): Check
7488 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
7490 2005-04-06 James E Wilson <wilson@specifixinc.com>
7493 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
7496 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
7498 * coverage.h (GCOV_TYPE_NODE): Delete.
7499 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
7500 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
7501 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
7502 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
7503 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
7505 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
7508 * Makefile.in (gcc.pot): Remove options.c dependency.
7509 * optc-gen.awk: Don't quote help strings with N_().
7511 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
7513 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
7514 the function returns a pointer type.
7516 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
7518 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
7519 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
7520 * doc/invoke.texi: Documnet salias-max-implicit-fields.
7521 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
7522 explicit_uses members.
7523 (get_or_create_used_part_for): Initialize new fields.
7524 (fieldoff_compare): New function.
7525 (create_overlap_variables_for): Count number of fields, use
7526 heuristic to determine whether to create subvars for vars with
7528 Sort the field list by offset and avoid creating duplicate SFT's.
7530 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
7532 * c.opt (-F): Remove trailing whitespace from help string.
7533 (-finput-charset): Use a tab to separate the switch name and help
7535 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
7536 (-ftree-vectorizer-verbose): Likewise.
7538 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
7540 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
7541 a PHI argument where a use occurs instead of all PHI arguments.
7543 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
7545 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
7548 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
7550 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
7551 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
7552 config/bfin/bfin.h: Fix comment typos.
7554 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
7556 * doc/install.texi: Update the URL for Jacks.
7557 * doc/sourcebuild.texi: Likewise.
7559 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
7562 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
7563 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
7565 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
7567 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
7569 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
7571 * config/v850/v850-protos.h (override_options): Delete.
7572 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
7573 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
7574 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
7575 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
7576 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
7577 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
7578 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
7579 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
7580 (OVERRIDE_OPTIONS): Delete.
7581 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
7582 (small_memory_info): Remove the value field.
7583 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
7585 * config/v850/v850.c (small_memory): Remove the value field.
7586 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7587 (override_options): Delete.
7588 (v850_handle_memory_option, v850_handle_option): New functions.
7589 * config/v850/v850.opt: New file.
7591 2005-04-06 Geoffrey Keating <geoffk@apple.com>
7593 * config.host: Add a section for generic hosts, and a subsection
7594 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
7595 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
7596 * config/host-darwin.h: New.
7597 * config/x-darwin: New.
7598 * config/i386/host-i386-darwin.c: New.
7599 * config/i386/x-darwin: New.
7600 * config/rs6000/host-darwin.c: Include host-darwin.h.
7601 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
7602 (darwin_rs6000_gt_pch_use_address): Likewise.
7603 * config/rs6000/x-darwin: Change name of .o built, update
7604 dependencies for changes to rs6000/host-darwin.c.
7606 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7609 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
7611 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
7613 * tree-vect-analyze.c (vect_analyze_loop_form): Call
7614 split_loop_exit_edge instead of loop_split_edge_with.
7616 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
7618 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
7619 UNSPEC_SET_VSCR): New constants, used throughout.
7621 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
7623 (altivec_vspltis<VI_char>): ... this pattern, using
7624 a QImode const_int_operand for the immediate.
7625 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
7628 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7631 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
7633 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
7635 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
7637 2005-04-06 Ben Elliston <bje@au.ibm.com>
7639 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
7640 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
7641 macros as living in "this file" and not gcc.h.
7643 2005-04-06 Ben Elliston <bje@au.ibm.com>
7645 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
7646 -ftree-live_range_split. Perhaps renamed at some point?
7648 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7651 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
7652 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
7654 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7656 * tree-flow.h (number_of_iterations_cond): Declaration removed.
7657 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
7658 (number_of_iterations_special): New function.
7659 (number_of_iterations_exit): Use number_of_iterations_special.
7660 Use simplify_using_outer_evolutions only at -O3.
7661 (number_of_iterations_cond, tree_simplify_using_condition,
7662 simplify_using_initial_conditions, loop_niter_by_eval,
7663 compare_trees, can_count_iv_in_wider_type_bound,
7664 simplify_using_outer_evolutions): Use fold_build.
7666 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
7668 * doc/install.texi (Configuration): Document --with-java-home.
7670 2005-04-05 Richard Henderson <rth@redhat.com>
7674 * config/i386/i386.c (print_operand): Handle vector zeros.
7675 (ix86_split_to_parts): Handle CONST_VECTOR.
7676 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
7677 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
7678 what modes to tie for MMX and SSE registers.
7679 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
7680 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
7681 to vector modes as well.
7682 * config/i386/predicates.md (const0_operand): Handle VOIDmode
7683 properly as an input mode.
7685 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
7687 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
7689 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
7691 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
7693 2005-04-05 Jakub Jelinek <jakub@redhat.com>
7695 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
7696 and local functions, set sse_nregs to 8 and float_in_sse.
7697 (function_arg_advance, function_arg): If float_in_sse, pass
7698 SFmode and DFmode arguments in SSE registers.
7699 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
7701 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
7702 of -funit-at-a-time.
7704 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
7706 * config/i386/i386-protos.h (ix86_function_value): Accept two
7707 arguments, like the target macro.
7708 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
7709 * config/i386/i386.c (ix86_function_value): Accept the second
7710 argument of the target macro.
7711 (ix86_function_ok_for_sibcall): Pass a function pointer to
7712 ix86_function_value.
7713 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
7714 call to ix86_value_regno).
7715 (ix86_value_regno): Add support for returning floating point values
7718 2005-04-05 Jakub Jelinek <jakub@redhat.com>
7720 PR tree-optimization/20076
7721 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
7722 that call __builtin_return or __builtin_apply_args.
7724 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
7726 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
7727 Use immediate use iterator.
7728 (stmt_is_bumper_for_loop): Use immediate use iterator.
7729 * predict.c (strip_builtin_expect): Use update_stmt.
7730 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
7731 on all elements of a STATEMENT_LIST.
7732 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
7733 (bsi_remove): Remove imm_use links and mark the stmt as modified.
7734 (bsi_replace): Mark stmt as modified and the update it.
7735 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
7736 (expand_complex_libcal): Call update_stmt.
7737 (expand_complex_comparison): Call mark_stmt_modified.
7738 (expand_complex_operations_1): Call update_stmt_if_modified.
7739 (expand_vector_operations_1): Call mark_stmt_modified.
7740 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
7741 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
7742 add_immediate_use, redirect_immediate_use,
7743 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
7744 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
7745 (mark_new_vars_to_rename): Call update_stmt.
7746 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
7747 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
7749 (unmodify_stmt): Delete.
7750 (update_stmt): New. Force an update of a stmt.
7751 (update_stmt_if_modified): update a stmt if it is out of date.
7752 (get_stmt_operands): Verify stmt is NOT modified.
7753 (stmt_modified_p): Update comment.
7754 (delink_imm_use): Remove a use node from its immuse list.
7755 (link_imm_use_to_list): Link a use node to a specific list.
7756 (link_imm_use): Link a node to the correct list.
7757 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
7758 it in the correct list, if appropriate.
7759 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
7760 (relink_imm_use): Link a use node in place of another node in a list.
7761 (relink_imm_use_stmt): LInk a node in place of another node, and set
7763 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
7764 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
7765 (first_safe_imm_use): New. Initialize a safe immuse iterator.
7766 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
7767 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
7768 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
7769 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
7770 (has_zero_uses): New. Return true if there are no uses of a var.
7771 (has_single_use): New. Return true if there is only a single use of a
7773 (single_imm_use): New. Return the simgle immediate use.
7774 (num_imm_uses): New. Return the number of immediate uses.
7775 (get_v_must_def_ops): Use is now a pointer.
7776 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
7777 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
7779 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
7780 (delink_stmt_imm_use): Delink all immuses from a stmt.
7781 (phi_arg_index_from_use): New. Return a phi arg index for a use.
7782 * tree-flow.h (struct dataflow_d): Delete.
7783 (immediate_use_iterator_d): New. Immediate use iterator struct.
7784 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
7785 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
7786 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
7788 (struct stmt_ann_d): Remove dataflow_t from struct.
7789 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
7790 (if_convertible_phi_p): Use FAST immuse iterator.
7791 (if_convertible_loop_p): Don't call compute_immediate_uses.
7792 (replace_phi_with_cond_modify_expr): Call update_stmt.
7793 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
7794 update_stmt_if_modified.
7795 (rewrite_all_into_ssa): Initialize ssa operands.
7796 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
7797 compute_immediate_uses.
7798 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
7799 ssa_property is available.
7800 (execute_one_pass): Change parameters passed to execute_todo.
7801 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
7802 (remove_ssa_form): Call fini_ssa_operands.
7803 (insert_backedge_copies): Delete call to modify_stmt.
7804 * tree-phinodes.c (make_phi_node): Initialize use nodes.
7805 (release_phi_node): Delink any use nodes before releasing.
7806 (resize_phi_node): Relink any use nodes.
7807 (remove_phi_arg_num): Delink the use node.
7808 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
7809 (remove_all_phi_nodes_for): Release phi node first.
7810 * tree-pretty-print.c (dump_generic_node): Print stmt address.
7811 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
7812 (scalarize_use, scalarize_copy): Call update_stmt.
7813 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
7814 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
7815 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
7816 (ccp_initialize): Remove call to compute_immediate_uses.
7817 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
7818 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
7820 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
7821 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
7822 (eliminate_redundant_computations): Call mark_stmt_modified.
7823 (cprop_operand): Call mark_stmt_modified.
7824 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
7825 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
7826 (dse_optimize_stmt): Use new immuse interface.
7827 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
7828 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
7829 (substitute_single_use_vars): Use new immuse interface.
7830 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
7831 and compute_immediate_uses.
7832 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
7834 (rewrite_mem_refs): Call update_stmt.
7835 (determine_lsm): Remove call to compute_imm_uses and free_df.
7836 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
7837 (try_unroll_loop_completely): Call update_stmt.
7838 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
7839 (rewrite_use_compare): Call update_stmt.
7840 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
7841 (rewrite_use) : Call update_stmt.
7842 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
7843 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
7845 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
7846 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
7847 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
7849 (initialize_vuse_operand): New. Initialize a vuse operand.
7850 (initialize_v_may_def_operand): New. Initialize a maydef operand.
7851 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
7852 (finalize_ssa_defs): Use stmt parameter.
7853 (correct_use_link): Ensure a use node is in the correct list, and has
7854 the correct stmt pointer.
7855 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
7856 finalize_ssa_v_must_defs): Also initialize use nodes.
7857 (finalize_ssa_stmt_operands): Pass extra stmt operands.
7858 (build_ssa_operands): Seperate parsing from final operand construction.
7859 (parse_ssa_operands): New. Parse entry point for operand building.
7860 (swap_tree_operands): New. Swap 2 tree operands.
7861 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
7863 (get_expr_operands): Call swap_tree_operands when needed.
7864 (copy_virtual_operands): Use initialize routines for virtual use ops.
7865 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
7866 (verify_abort): New. Issue imm_use error.
7867 (verify_imm_links): New Verify imm_use links for a var.
7868 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
7869 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
7870 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
7871 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
7872 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
7873 (NULL_USE_OPERAND_P) Define.
7874 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
7876 (struct vuse_operand_type): New struct.
7877 (SET_USE): Call set_ssa_use_from_ptr.
7879 (PHI_ARG_INDEX_FROM_USE): Define.
7880 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
7881 argument via SET_USE, not PHI_ARG_DEF_TREE.
7882 * tree-ssa-pre.c (eliminate): Call update_stmt.
7883 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
7885 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
7886 (nearest_common_dominator_of_uses): Use imm_use iterator.
7887 (statement_sink_location): Use imm_use iterator and interface.
7888 (execute_sink_code): Don't call compute_immediate_uses or free-df.
7889 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
7890 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
7891 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
7892 (verify_ssa): Ensure no stmt is marked modify after optimization pass
7893 if new parameter is true.
7894 (init_tree_ssa): Don't initialize operand cache here.
7895 (delete_tree_ssa): Don't destroy operand cache here.
7896 (propagate_into_addr): Pass in a use pointer, return true if anything
7898 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
7899 (check_phi_redundancy): Use imm_use iterator.
7900 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
7902 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
7903 (release_ssa_name): Delink node and all elements in its imm_use list.
7904 * tree-tailcall.c (adjust_return_value): Call update_stmt.
7905 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
7906 * tree-vectorizer.c (need_imm_uses_for): Delete.
7907 (vectorize_loops): Dont call compute_immediate_uses or free_df.
7908 * tree.h (struct ssa_imm_use_d): Define.
7909 (SSA_NAME_IMM_USE_NODE): Define.
7910 (struct tree_ssa_name): Add imm_use node.
7912 (PHI_ARG_IMM_USE_NODE): Define.
7913 (struct phi_arg_d): Add imm_use node.
7914 (struct tree_phi_node): Remove struct dataflow_d element.
7915 (TDF_STMTADDR): Define.
7917 2005-04-05 Dale Johannesen <dalej@apple.com>
7919 * doc/invoke.texi (Optimization Options): Remove
7920 duplicate -fcse-follow-jumps. Add -fweb.
7921 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
7922 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
7924 2005-04-05 Per Bothner <per@bothner.com>
7926 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
7927 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
7928 (warn_uninit): Get EXPR_LOCUS from context now instead.
7929 This fixes a USE_MAPPED_LOCATION testsuite failure.
7931 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
7933 2005-04-05 Per Bothner <per@bothner.com>
7935 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
7936 of the artification 'return 0' in main() to BUILTINS_LOCATION.
7937 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
7940 2004-04-05 Devang Patel <dpatel@apple.com>
7942 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
7943 (lhsr<mode>3): ... new name.
7944 (altivec_vsra<VI_char>): Rename to ..
7945 (ashr<mode>3): ... new name.
7946 * config/rs6000/rs6000.c (builtin_description): Rename shift
7949 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
7951 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
7952 gen_lowpart_for_combine.
7953 * cse.c (gen_lowpart_if_possible): Move...
7954 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
7956 (gen_lowpart_no_emit_general): Use it.
7958 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
7960 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
7963 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
7965 * system.h: Fix typo.
7967 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
7969 * config/bfin/bfin-modes.def: New file.
7970 * config/bfin/bfin-protos.h: New file.
7971 * config/bfin/bfin.c: New file.
7972 * config/bfin/bfin.h: New file.
7973 * config/bfin/bfin.md: New file.
7974 * config/bfin/bfin.opt: New file.
7975 * config/bfin/crti.s: New file.
7976 * config/bfin/crtn.s: New file.
7977 * config/bfin/elf.h: New file.
7978 * config/bfin/lib1funcs.asm: New file.
7979 * config/bfin/predicates.md: New file.
7980 * config/bfin/t-bfin: New file.
7981 * config/bfin/t-bfin-elf: New file.
7982 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
7983 Document new attributes.
7984 (interrupt, interrupt_handler, saveall): Update documentation for
7986 * doc/install.texi (Specific): Add entry for the Blackfin.
7987 * doc/invoke.texi (Blackfin Options): New section.
7988 * doc/md.texi (Blackfin family): New section to document constraints.
7989 * config.gcc: Add bfin*-* and bfin*-elf configurations.
7991 2005-04-05 Olivier Hainque <hainque@adacore.com>
7993 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
7994 match what the system unwinder expects.
7995 * config/mips/mips.c (mips_frame_set): If we're saving the return
7996 address register and the dwarf return address column number differs
7997 from the hard register number, adjust the note reg to refer to the
8000 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
8002 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
8003 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
8004 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
8005 (processor_type): New enum.
8006 (mn10300_processor): New variable.
8007 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
8008 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
8009 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
8010 (PROCESSOR_DEFAULT): New macro.
8011 * config/mn10300/mn10300.c (mn10300_processor): New variable.
8012 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8013 (mn10300_handle_option, mn10300_override_options): New functions.
8014 * config/mn10300/mn10300.opt: New file.
8016 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
8017 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
8019 PR tree-optimization/19903
8020 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
8021 that don't fit in their type after conversion.
8023 2005-04-05 Uros Bizjak <uros@kss-loka.si>
8026 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
8027 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
8028 Allocate local stack slots here. Set ix86_optimize_mode_switching.
8029 flag here. Implement using define_insn_and_split.
8030 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
8031 (frndintxf2_mask_pm_i387): New insn patterns.
8032 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
8033 Do not set ix86_optimize_mode_switching flag.
8034 (ceilsf2, ceildf2, ceilxf2): Same.
8035 (btruncsf2, btruncdf2, btruncxf2): Same.
8036 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
8038 2005-04-05 Ian Lance Taylor <ian@airs.com>
8041 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
8042 i386_pe_record_external_function.
8043 (i386_pe_record_external_function): Update declaration.
8044 * config/i386/winnt.c (struct extern_list): Add decl field.
8045 (i386_pe_record_external_function): Add decl parameter.
8046 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
8048 * config/i386/i386-protos.h (i386_pe_record_external_function):
8051 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
8053 * config/m68k/m68k-protos.h: Add a prototype for
8054 valid_dbcc_comparison_p_2.
8055 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
8056 extend_operator, const_uint32_operand, const_sint32_operand,
8057 general_src_operand, nonimmediate_src_operand,
8058 memory_src_operand, post_inc_operand, pre_dec_operand,
8059 pcrel_address): Move to predicates to predicates.md.
8060 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
8061 * config/m68k/m68k.md: Include predicates.md.
8062 * config/m68k/predicates.md: New.
8064 2005-04-04 Roger Sayle <roger@eyesopen.com>
8066 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
8068 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
8070 2005-04-04 Ian Lance Taylor <ian@airs.com>
8072 * c-typeck.c (struct c_switch): Rename switch_stmt field to
8074 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
8075 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
8076 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
8077 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
8078 * c-common.c (c_do_switch_warnings_1): New static function broken
8079 out of c_do_switch_warnings.
8080 (c_do_switch_warnings): Call c_do_switch_warnings_1.
8081 (c_do_switch_expr_warnings): New function.
8082 * c-common.h (c_do_switch_expr_warnings): Declare.
8084 2005-04-04 David Edelsohn <edelsohn@gnu.org>
8085 Daniel Jacobowitz <dan@codesourcery.com>
8087 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
8089 * rtlanal.c (may_trap_p): Same.
8091 2005-04-04 Dale Johannesen <dalej@apple.com>
8093 * ChangeLog: remove reference to ChangeLog.12.
8095 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
8097 CRIS epilogue as RTL.
8098 * config/cris/cris.md: Change all 0 in unspec 0 to
8100 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
8101 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
8103 ("return"): Change to define_expand. Call cris_expand_return for
8105 ("*return_expanded"): New pattern.
8106 ("epilogue"): New define_expand.
8107 * config/cris/cris.h (PREDICATE_CODES): Add
8108 cris_load_multiple_op.
8109 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
8111 (enum cris_retinsn_type): New.
8112 (struct machine_function): New member return_type.
8113 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
8114 (cris_target_asm_function_epilogue): Remove, moving RTLified
8116 (cris_expand_epilogue): New function.
8117 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
8118 (cris_gen_movem_load, cris_load_multiple_op)
8119 (cris_return_address_on_stack_for_return, cris_expand_return): New
8121 (cris_target_asm_function_prologue)
8122 (cris_initial_frame_pointer_offset): Call
8123 cris_reg_saved_in_regsave_area instead of complicated expression.
8124 Call cris_return_address_on_stack instead of an expression.
8125 (cris_print_operand) <case 'o', case 'O'>: New cases.
8126 (cris_return_address_on_stack): Change return-type to bool.
8127 (cris_simple_epilogue): Ditto. Return false if registers are
8129 * config/cris/cris-protos.h (cris_simple_epilogue)
8130 (cris_return_address_on_stack): Adjust prototype return type.
8131 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
8132 (cris_return_address_on_stack_for_return): New prototypes.
8134 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8136 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
8137 gpr_or_int12_operand.
8139 * config/frv/frv-protos.h: Add a prototype to
8140 frv_legitimate_memory_operand and frv_const_unspec_p.
8141 (frv_unspec): Move from frv.c.
8142 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
8143 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
8144 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
8145 gpr_or_fpr_operand, gpr_or_int12_operand,
8146 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
8147 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
8148 int6_operand, int5_operand, uint5_operand, uint4_operand,
8149 uint1_operand, int_2word_operand, uint16_operand,
8150 upper_int16_operand, integer_register_operand,
8151 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
8152 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
8153 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
8154 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
8155 move_destination_operand, movcc_fp_destination_operand,
8156 frv_function_symbol_referenced_p, move_source_operand,
8157 condexec_dest_operand, condexec_source_operand,
8158 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
8159 const_unspec_operand, gpr_or_memory_operand,
8160 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
8161 icc_operand, fcc_operand, cc_operand, icr_operand,
8162 fcr_operand, cr_operand, call_operand, sibcall_operand,
8163 symbolic_operand, relational_operator,
8164 integer_relational_operator, float_relational_operator,
8165 ccr_eqne_operator, minmax_operator,
8166 condexec_si_binary_operator, condexec_si_media_operator,
8167 condexec_si_divide_operator, condexec_si_unary_operator,
8168 condexec_sf_conv_operator, condexec_sf_add_operator,
8169 condexec_memory_operand, intop_compare_operator, acc_operand,
8170 even_acc_operand, quad_acc_operand, accg_operand: Move to
8172 * config/frv/frv.h (PREDICATE_CODES): Remove.
8173 * config/frv/frv.md: Include predicates.md.
8174 * config/frv/predicates.md: New.
8176 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
8179 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
8180 * tree-ssa-loop-ivopts.c: Include langhooks.h.
8181 (add_standard_iv_candidates_for_size): New function, extracting code
8182 from add_standard_iv_candidates and parameterizing it by type size.
8183 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
8185 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
8187 * system.h (GCOV_SIZE_TYPE): Unposion.
8188 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
8189 (GCOV_TYPE_SIZE): ...this new macro.
8190 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
8191 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
8192 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
8193 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
8194 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
8195 instead of unsigned_intSI_type_node.
8196 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
8197 (rtl_gen_one_value_profiler_no_edge_manipulation)
8198 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
8199 * value-prof.c: Include coverage.h.
8201 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
8202 Diego Novillo <dnovillo@redhat.com>
8204 Fix PR tree-optimization/20703
8205 Fix PR tree-optimization/20725
8207 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
8208 (create_expression_by_pieces): Ditto.
8209 (valid_in_set): Ditto. Also handle tcc_declaration.
8210 (find_or_generate_expression): Handle comparison class.
8211 (insert_into_preds_of_block): Ditto.
8212 (insert_aux): Ditto.
8213 (create_value_expr_from): Handle comparison class, recursively
8214 handle reference nodes.
8215 (compute_avail): Handle comparison classes, rewrite a little cleaner.
8216 (execute_pre): Fix spacing.
8217 (do_fre): Renamed to execute_fre.
8219 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8221 * doc/invoke.texi (SPARC options): Document that
8222 -mlittle-endian is not supported on Linux either.
8224 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8228 * config.gcc (Obsolete configurations): Remove
8229 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
8230 (sparclite-*-coff*): Delete.
8231 (sparclite-*-elf*): Likewise.
8232 (sparc86x-*-elf*): Likewise.
8233 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
8234 * config/sparc/lite.h: Delete.
8235 * config/sparc/litecoff.h: Likewise.
8236 * config/sparc/liteelf.h: Likewise.
8237 * config/sparc/sp86x-elf.h: Likewise.
8238 * config/sparc/t-sparclite: Likewise.
8239 * config/sparc/t-sp86x: Likewise.
8241 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
8243 * config/s390/s390-protos.h: (s390_comparison,
8244 s390_alc_comparison, s390_slb_comparison, const0_operand,
8245 consttable_operand, larl_operand, s_operand,
8246 shift_count_operand, bras_sym_operand, load_multiple_operation,
8247 store_multiple_operation, s390_plus_operand): Remove prototypes.
8248 (s390_legitimate_address_without_index_p): New prototype.
8249 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
8251 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
8252 const0_operand, consttable_operand, larl_operand, s_operand,
8253 shift_count_operand, bras_sym_operand, load_multiple_operation,
8254 store_multiple_operation, s390_plus_operand): Move to
8256 (check_mode): Remove.
8257 (s390_branch_condition_mask): Remove 'static'. Move prototype to
8259 (s390_legitimate_address_without_index_p): New.
8260 * config/s390/s390.h (PREDICATE_CODES): Remove.
8261 * config/s390/s390.md: Include predicates.md.
8262 * config/s390/predicates.md: New.
8264 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8267 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
8268 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
8269 (NEED_INDICATE_EXEC_STACK): Define to 1.
8270 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
8271 (NEED_INDICATE_EXEC_STACK): Define to 1.
8272 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
8273 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
8274 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
8275 (pic_helper_emitted_p): New global.
8276 (emit_pic_helper): New function extracted from...
8277 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
8278 Do not call emit_pic_helper if delay_pic_helper is true.
8279 (sparc_expand_prologue): Pass 'false' to load_pic_register.
8280 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
8281 (sparc_file_end): New function.
8283 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8285 * config/mcore/mcore-protos.h: Remove the prototypes for
8286 mcore_arith_reg_operand, mcore_general_movsrc_operand,
8287 mcore_general_movdst_operand, mcore_reload_operand,
8288 mcore_arith_J_operand, mcore_arith_K_operand,
8289 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
8290 mcore_arith_K_S_operand, mcore_arith_imm_operand,
8291 mcore_arith_any_imm_operand, mcore_arith_O_operand,
8292 mcore_literal_K_operand, mcore_addsub_operand,
8293 mcore_compare_operand, mcore_load_multiple_operation,
8294 mcore_store_multiple_operation, mcore_call_address_operand.
8295 Add a prototype for const_ok_for_mcore.
8296 * config/mcore/mcore.c (mcore_call_address_operand,
8297 mcore_general_movsrc_operand, mcore_general_movdst_operand,
8298 mcore_arith_reg_operand, mcore_reload_operand,
8299 mcore_arith_J_operand, mcore_arith_K_operand,
8300 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
8301 mcore_arith_M_operand, mcore_arith_imm_operand,
8302 mcore_arith_any_imm_operand, mcore_arith_O_operand,
8303 mcore_literal_K_operand, mcore_addsub_operand,
8304 mcore_compare_operand, mcore_load_multiple_operation,
8305 mcore_store_multiple_operation): Move to predicates.md.
8306 (const_ok_for_mcore): Export.
8307 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
8308 * config/mcore/mcore.md: Include predicates.md.
8309 * config/mcore/predicates.md: New.
8311 * config/mcore/predicates.md: Fix a comment typo.
8313 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
8314 Adrian Straetling <straetling@de.ibm.com>
8316 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
8317 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
8318 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
8320 ("imul"): Removed from "type" attribute.
8321 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
8322 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
8323 Changed type to imulsi.
8324 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
8326 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8328 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
8329 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
8330 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
8331 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
8332 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
8333 (TARGET_SWITCHES, mcore_stack_increment_string)
8334 (TARGET_OPTIONS): Delete.
8335 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
8336 than *_BIT constants.
8337 (TARGET_8ALIGN): #undef old definition before redefining to 1.
8338 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
8339 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
8340 (mcore_override_options): Delete mcore_stack_increment code.
8341 Change use of M340_BIT to MASK_M340.
8342 * config/mcore/mcore.opt: New file.
8344 2005-04-04 Ian Lance Taylor <ian@airs.com>
8346 * config/arm/arm.c (replace_symbols_in_block): Remove static
8349 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8351 * config/fr30/fr30-protos.h: Remove the prototypes for
8352 stack_add_operand, add_immediate_operand,
8353 high_register_operand, low_register_operand, call_operand,
8354 di_operand, and nonimmediate_di_operand.
8355 * config/fr30/fr30.c (stack_add_operand,
8356 add_immediate_operand, high_register_operand,
8357 low_register_operand, call_operand, di_operand,
8358 nonimmediate_di_operand): Move to predicates.md.
8359 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
8360 * config/fr30/fr30.md: Include predicates.md.
8361 * config/fr30/predicates.md: New.
8363 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
8364 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
8365 mcore_call_address_operand.
8367 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
8368 general_movsrc_operand.
8370 2005-04-04 Alan Modra <amodra@bigpond.net.au>
8372 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
8375 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
8378 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
8381 2005-04-04 Richard Henderson <rth@redhat.com>
8382 Jakub Jelinek <jakub@redhat.com>
8384 PR rtl-optimization/16104
8385 * fold-const.c (fold_unary): Fix folding of vector conversions.
8387 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8389 * config.gcc (xstormy16-*-elf): Set extra_options.
8390 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
8391 * config/stormy16/stormy16.opt: New file.
8393 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8395 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
8396 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
8397 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
8398 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
8399 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
8400 (TARGET_UNIX_ASM): Delete.
8401 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
8402 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
8403 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
8404 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8405 * config/pdp11/pdp11.opt: New file.
8407 2005-04-03 Roger Sayle <roger@eyesopen.com>
8408 Alexandre Oliva <aoliva@redhat.com>
8411 * fold-const.c (non_lvalue): Split tests into...
8412 (maybe_lvalue_p): New function.
8413 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
8414 C++ front-end prior to lowering into gimple form.
8416 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8418 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
8419 BUILT_IN_STRNCASECMP): New.
8420 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
8423 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
8426 * arm.md (addsi3_compare0_for_combiner): Delete.
8427 (addsi3_compare0_scratch_for_combiner): Delete.
8428 (cmpsi_neg_shiftsi): Delete.
8429 (compare_negsi_si): New pattern.
8430 (cmpsi_negshiftsi_si): New pattern.
8431 (negated_cbranchsi4): Restrict to equality_operator.
8433 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
8436 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
8438 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
8441 * doc/install.texi: Fix a typo.
8443 2005-04-03 Steven Bosscher <stevenb@suse.de>
8446 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
8447 a computed goto if the edge to the computed goto block has
8448 incoming abnormal edges. Clarify how the function works.
8450 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
8452 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
8453 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
8454 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
8455 hash_scan_set, reg_set_between_after_reload_p,
8456 reg_used_between_after_reload_p, get_avail_load_store_reg,
8457 eliminate_partially_redundant_load): Likewise.
8458 * postreload.c (reload_cse_simplify_set,
8459 reload_combine_note_use): Likewise.
8460 * predict.c (predict_insn, expected_value_to_br_prob,
8461 propagate_freq, expensive_function_p): Likewise.
8462 * print-rtl.c (print_rtx): Likewise.
8463 * profile.c (instrument_edges, instrument_values,
8464 compute_branch_probabilities, branch_prob, union_groups,
8465 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
8466 * protoize.c (in_system_include_dir, file_could_be_converted,
8467 file_normally_convertible, gen_aux_info_file, seek_to_line,
8468 do_cleaning): Likewise.
8469 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
8470 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
8471 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
8473 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
8475 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
8476 * modulo-sched.c (undo_replace_buff_elem): New structure.
8477 (kernel_number_of_cycles, ps_unschedule_node,
8478 undo_generate_reg_moves,free_undo_replace_buff,
8479 undo_permute_partial_schedule, loop_single_full_bb_p,
8480 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
8481 build_loops_structure, get_sched_window): New.
8482 (generate_reg_moves): Return undo_replace_buff_elem and other
8484 (generate_prolog_epilog): Remove old loop versioning.
8485 (sms_schedule): Use loop information and loop_version.
8486 (sms_schedule_by_order): Split part of it to get_sched_window.
8487 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
8488 cfg_layout_finalize and free_dominance_info before/after SMS.
8490 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
8492 * cfghooks.c (lv_flush_pending_stmts,
8493 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
8494 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
8495 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
8496 lv_add_condition_to_bb,
8497 lv_adjust_loop_header_phi, extract_cond_bb_edges,
8498 flush_pending_stmts): New in cfg_hooks structure.
8499 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
8500 extract_cond_bb_edges, lv_adjust_loop_header_phi,
8501 lv_add_condition_to_bb): New declarations.
8502 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
8504 (loop_version): Declare.
8505 * cfgloopmanip.c (cfghooks.h): Include.
8506 (duplicate_loop_to_header_edge): Change return type to bool.
8507 (loop_version, lv_adjust_loop_entry_edge): Move here.
8508 * cfgrtl.c (cfgloop.h): Include.
8509 (rtl_verify_flow_info_1): Fix.
8510 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
8511 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
8513 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
8514 tree_lv_add_condition_to_bb): New.
8515 (tree_cfg_hooks): Add new hooks to initialization.
8516 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
8517 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
8519 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
8521 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
8522 xstormy16_below100_or_register,
8523 xstormy16_splittable_below100_or_register, and
8524 nonimmediate_nonstack_operand.
8526 * config/stormy16/stormy16-protos.h: Remove the prototypes for
8527 xstormy16_ineqsi_operator, equality_operator,
8528 inequality_operator, shift_operator,
8529 xstormy16_below100_operand, xstormy16_below100_or_register,
8530 xstormy16_splittable_below100_or_register,
8531 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
8532 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
8533 equality_operator, inequality_operator,
8534 xstormy16_below100_operand, xstormy16_below100_or_register,
8535 xstormy16_splittable_below100_or_register,
8536 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
8537 nonimmediate_nonstack_operand, shift_operator): Move to
8539 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
8540 * config/stormy16/stormy16.md: Include predicates.md.
8541 * config/stormy16/predicates.md: New.
8543 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
8545 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
8546 small_int, large_int, reg_or_0_operand, simple_memory_operand,
8547 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
8548 move_operand, power_of_2_operand): Move to predicates.md.
8549 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
8550 PREDICATE_CODE): Remove.
8551 * config/iq2000/iq2000.md: Include predicates.md.
8552 * config/iq2000/predicates.md: New.
8554 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
8556 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
8557 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
8558 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
8559 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
8560 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
8561 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
8562 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
8563 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
8564 (TARGET_M68HC11): Delete.
8565 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
8566 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
8567 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
8568 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
8569 (nb_soft_regs): Delete.
8570 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
8571 (m68hc11_override_options): Remove the code that caters for MASK_M6811
8572 and MASK_M6812 being set simultaneously. Change the code that sets
8573 the default m68hc11_soft_reg_count to use integers instead of strings.
8574 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
8575 m68hc11_soft_reg_count (which now has an int type) as the number
8577 * config/m68hc11/m68hc11.opt: New file.
8579 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
8581 * config/fr30/fr30.h (PREDICATE_CODES): Remove
8582 fp_displacement_operand, sp_displacement_operand.
8584 * config/m68hc11/m68hc11-protos.h: Add a prototype for
8586 Remove the prototypes for tst_operand, cmp_operand,
8587 stack_register_operand, d_register_operand,
8588 hard_addr_reg_operand, splitable_operand,
8589 m68hc11_logical_operator, m68hc11_arith_operator,
8590 m68hc11_non_shift_operator, m68hc11_shift_operator,
8591 m68hc11_unary_operator, m68hc11_eq_compare_operator,
8592 non_push_operand, hard_reg_operand, and
8593 reg_or_some_mem_operand.
8594 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
8596 (tst_operand, cmp_operand, non_push_operand,
8597 splitable_operand, reg_or_some_mem_operand,
8598 stack_register_operand, d_register_operand,
8599 hard_addr_reg_operand, hard_reg_operand,
8600 m68hc11_eq_compare_operator, m68hc11_logical_operator,
8601 m68hc11_arith_operator, m68hc11_non_shift_operator,
8602 m68hc11_shift_operator, m68hc11_unary_operator): Move to
8604 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
8605 * config/m68hc11/m68hc11.md: Include predicates.md.
8606 * config/m68hc11/predicates.md: New.
8608 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
8611 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
8612 change checked in along with 2005-03-03's patch for debug/20253.
8613 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
8614 (remap_decl): Insert type decl in map earlier.
8616 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
8618 PR tree-optimization/20640
8619 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
8620 post-dominator if it has phi nodes.
8621 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
8622 before dead statements.
8624 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
8627 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
8629 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
8631 PR rtl-optimization/20290
8632 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
8633 in every iteration if the entry point is the exit test.
8635 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
8637 * config/cris/cris.md (attribute "length"): Define.
8639 2005-04-02 Geoffrey Keating <geoffk@apple.com>
8641 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
8642 (word_offset_memref_operand): New.
8643 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
8644 (indexed_or_indirect_operand): Delete.
8645 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
8646 (indexed_or_indirect_operand): Delete.
8648 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
8651 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
8654 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
8655 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
8657 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8659 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
8661 2005-04-01 Ian Lance Taylor <ian@airs.com>
8663 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
8664 (rus, prus): Remove static variables.
8665 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
8666 (process_command): Permit report_times and use_pipes together.
8668 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
8670 * c-decl.c (validate_proto_after_old_defn): Look at
8671 TYPE_MAIN_VARIANT of argument types.
8673 2005-04-01 Paul Brook <paul@codesourcery.com>
8675 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
8676 (arm_output_function_epilogue): Allow call_via_SP.
8677 (thumb_call_via_reg, arm_file_end): Ditto.
8678 * config/arm/arm.h (struct machine_function): Include space for SP.
8679 (thumb_call_via_label): Update declaration.
8681 2005-04-01 Ian Lance Taylor <ian@airs.com>
8683 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
8684 doing a peephole optimization, once again put any notes in the
8687 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
8689 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
8691 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
8693 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
8694 (block_alloc, find_free_reg): Likewise.
8695 * loop-doloop.c (doloop_modify): Likewise.
8696 * loop-invariant.c (record_use): Likewise.
8697 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
8698 get_iv_value, canon_condition, eliminate_implied_condition,
8699 eliminate_implied_condition, simplify_using_initial_values,
8700 shorten_into_mode, canonicalize_iv_subregs,
8701 iv_number_of_iterations): Likewise.
8702 * loop-unroll.c (expand_var_during_unrolling): Likewise.
8703 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
8704 unswitch_loop): Likewise.
8705 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
8706 move_movables, replace_call_address, find_and_verify_loops,
8707 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
8708 record_giv, final_giv_value, general_induction_var,
8709 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
8710 loop_giv_dump): Likewise.
8712 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
8713 GCOV_CHECK_WRITING): Remove.
8714 (gcov_position, gcov_rewrite): Use gcc_assert.
8715 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
8716 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
8717 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
8720 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
8722 * tree-inline.c: Fix a typo.
8724 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
8726 * configure.ac (enable-checking): Explicitly set all variables for
8727 collective switch values. Alphabetize variables. Rename
8728 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
8730 * doc/install.texi (enable-checking): Update documentation.
8731 * configure: Rebuilt.
8733 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
8735 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
8738 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
8740 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
8741 Also reject cases where this pattern will cause load delay stalls
8742 unless optimizing for size and it will produce a shorter sequence.
8743 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
8744 variants to avoid pre-adjusting the base when possible.
8746 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
8748 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
8749 the frame and argument pointers.
8750 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
8751 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
8752 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
8753 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
8754 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
8755 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
8757 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
8759 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
8760 with entry for selectany attribute.
8761 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
8763 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
8764 (i386_pe_asm_named_section): Handle sections generated by
8765 selectany attribute.
8766 * doc/extend.texi (selectany): Document attribute.
8768 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
8769 Jan Hubicka <jh@suse.cz>
8771 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
8772 to fix addresses involving EBP and ESP.
8773 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
8774 for SUBREGed registers.
8775 (legitimate_address_p): Accept SUBREGed registers.
8777 2005-04-01 Jakub Jelinek <jakub@redhat.com>
8780 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
8781 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
8784 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
8786 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
8788 2005-04-01 James E Wilson <wilson@specifixinc.com>
8791 * dwarf2out.c (rtl_for_decl_init): New function.
8792 (rtl_for_decl_location): Extracted from here.
8793 (tree_add_const_value_attribute): Call rtl_for_decl_init and
8794 add_const_value_attribute. Delete initializer_constant_valid_p call.
8796 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
8798 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
8799 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
8800 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
8801 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
8802 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
8803 config/i386/i386.md, config/rs6000/predicates.md,
8804 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
8805 config/s390/s390.c, config/stormy16/stormy16.c,
8806 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
8809 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
8812 * gimplify.c (gimplify_expr): Create a temporary for lvalue
8813 COND_EXPR and CALL_EXPR.
8815 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
8818 * genautomata.c (first_cycle_unit_presence): Check all alternative
8819 states for unit presence.
8821 * doc/md.texi: Remove remark about impossibility to query unit
8822 presence in non nondeterministic automaton state.
8824 * config/ia64/ia64.c (get_template): Change order of unit querying.
8826 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
8828 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
8831 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
8833 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
8834 flag for edges outside any loops.
8836 2005-03-31 Janis Johnson <janis187@us.ibm.com>
8838 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
8840 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
8842 * tree-ssa-alias.c: Follow spelling conventions.
8843 * doc/tree-ssa.texi: Fix a typo.
8845 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
8847 * postreload-gcse.c: Include target.h.
8848 (gcse_after_reload_main): Return early if we cannot modify jumps.
8849 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
8851 2005-03-31 David Edelsohn <edelsohn@gnu.org>
8853 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
8854 expensive operations.
8856 2005-03-31 Ian Lance Taylor <ian@airs.com>
8858 * collect2.c (lderrout): New variable.
8859 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
8860 if it is set, to stderr.
8861 (handler): Unlink lderrout if it is set.
8862 (dump_file): Add "to" parameter. Change all callers.
8863 (main): Initialize lderrout.
8864 (collect_execute): Add errname parameter. Change all callers.
8865 Rename redir parameter to outname. Never pass
8866 PEX_STDERR_TO_STDOUT to pex_run.
8867 * collect2.h (collect_execute, dump_file): Update declarations.
8868 * tlink.c (tlink_execute): Add errname parameter. Change all
8870 (do_tlink): Check lderrout as well as ldout.
8872 2005-03-31 Caroline Tice <ctice@apple.com>
8874 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
8875 (bb-reorder.o): Add errors.h to list of requirements.
8876 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
8877 profiledbootstrap flags.
8878 * bb-reorder.c (errors.h): Add new include.
8879 (struct bbro_basic_block_data_def): Add new field, in_trace.
8880 (add_unlikely_executed_notes): Remove function.
8881 (mark_bb_for_unlikely_executed_section): Remove function.
8882 (insert_section_boundary_note): New function.
8883 (verify_hot_cold_block_grouping): New function.
8884 (push_to_next_round_p): Remove variables and tests that push all
8885 cold blocks to last round.
8886 (find_traces): Remove code that added extra round of trace finding
8887 when doing partitioning.
8888 (find_traces_1_round) : Remove variable last_round; add code to
8889 update new struct field, in_trace; correct trace_length where it was
8890 incorrect before (after call to copy_bb); change code that pushed all
8891 cold blocks to last round. Instead verify that all blocks going into
8892 a trace belong in the same partition.
8893 (connect_traces): Modify to connect the traces in two passes, if the
8894 function contains both hot and cold blocks. The first pass connects
8895 all the traces for blocks in the partition that the first block in
8896 the function belongs to; the second pass connnects all the traces
8897 containing blocks that belong in the other partition.
8898 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8899 code that automatically put the first block in a function into the
8900 hot partition if the function had any hot blocks.
8901 (fix_crossing_unconditional_branches): Check number of succ edges
8902 before attempting to get one.
8903 (fix_edges_for_rarely_executed_code): Update comment describing
8905 (reorder_basic_blocks): Add code to initialize new field (in_trace);
8906 remove call to add_unlikely_executed_notes; add call to
8907 verify_hot_cold_block_grouping.
8908 (duplicate_computed_gotos): Don't change computed goto if it's a
8910 (partition_hot_cold_basic_blocks): Update function comment.
8911 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
8913 (try_forward_edges): Likewise.
8914 (merge_blocks_move_predecessor_nojumps): Likewise.
8915 (merge_blocks_move_successor_nojumps): Likewise.
8916 (merge_blocks_move): Likewise.
8917 (try_crossjump_bb): Likewise.
8918 * cfglayout.c (update_unlikely_executed_notes): Remove function.
8919 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
8920 notes to cold bb's; remove call to update_unlikely_executed_notes.
8921 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
8922 NOTE_INSN_SWITCH_TEXT_SECTIONS.
8923 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
8924 function declaration.
8925 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
8927 (rtl_can_merge_blocks): Remove redundancy from condition.
8928 (try_redirect_by_replacing_jump): Likewise.
8929 (force_nonfallthru_and_redirect): Remove code for adding
8930 UNLIKELY_EXECUTED_CODE notes to cold bb's.
8931 (commit_one_edge_insertion): Likewise.
8932 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
8933 * dbxout.c (FORCE_TEXT): Replace function_section with
8934 current_function_section.
8935 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
8936 function, switch_text_section.
8937 (struct xcoff_debug): Likewise.
8938 (dbxout_function_end): Add code to put out label diffs for both
8939 hot and cold sections.
8940 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
8941 for new debug_hooks funciton, switch_text_section..
8942 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
8943 switch_text_section.
8944 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
8945 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
8946 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
8947 dw_fde_switched_sections.
8948 (output_call_frame_info): Add test to see if function switches text
8949 sections in the middle; if so, use appropriate extra hot and cold
8950 section labels to compute size deltas for the hot and cold sections.
8951 (dwarf2out_begin_prologue): Add code to initialize new fields in
8953 (dwarf2out_switch_text_section): New function (invoked through
8954 debug_hook); updates new fields in dw_fde_struct appropriately and
8955 increments separate_line_info_table_in_use.
8956 (dwarf2_debug_hooks): Initialize switch_text_section function to be
8957 dwarf2out_switch_text_section.
8958 (struct var_loc_node): Add new field, section_label.
8959 (output_aranges): Add code to check whether in hot or cold section and
8960 use the appropriate label in calculating deltas.
8961 (output_ranges): Likewise.
8962 (output_line_info): Add code to check which section we're in and
8963 use appropriate hot/cold label.
8964 (add_location_or_constant_value_attribute): Likewise.
8965 (gen_subprogam_die): Modify arange attributes to use correct labels.
8966 (dwarf2out_begin_block): Change call to function_section into call to
8967 current_function_section.
8968 (dwarf2out_end_block): Likewise.
8969 (dwarf2out_source_line): Likewise.
8970 (dwarf2out_var_location): Add code to check whether in hot or cold
8971 section and use the appropriate label.
8972 * except.c (output_function_exception_table): Change call to
8973 function_section into call to current_function_section.
8974 * final.c (profile_function): Likewise.
8975 (scan_ahead_for_unlikely_executed_note): Remove function.
8976 (final_scan_insn): Remove calls to
8977 scan_ahead_for_unlikely_executed_note, and related code for switching
8978 to cold section, except for the single time
8979 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
8980 debug_hooks->switch_text_sections; replace appropriate calls to
8981 function_section with calls to current_function_section.
8982 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
8983 test_bb to condition.
8984 (find_if_case_2): Likewise.
8985 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
8986 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
8987 * opts.c (decode_options): Change warning about hot/cold partitioning
8988 with exceptionss to inform (so as not to cause bootstrap failures);
8989 remove warning about partitioning with DWARF debug info.
8990 * output.h (current_function_section): Add new function decl.
8991 (insert_section_boundary_note): Likewise.
8992 (enum in_section): Move this declaration here from varasm.c.
8993 (unlikely_section_label): Likewise.
8994 (unlikely_text_section_name): Likewise.
8995 (last_text_section_name): New global variable.
8996 (last_text_section): Likewise.
8997 (hot_section_label): Likewise.
8998 (hot_section_end_label): Likewise.
8999 (cold_section_end_label): Likewise.
9000 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
9001 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
9002 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
9003 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
9004 insn from consideration.
9005 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
9006 switch_text_section.
9007 * varasm.c (basic-block.h): Add new include.
9008 (unlikely_section_label_printed): Remove global variable.
9009 (unlikely_section_label): Make global variable not be static any more.
9010 (unlikely_text_section_name): Likewise.
9011 (hot_section_end_label): New global variable (not static)
9012 (first_function_block_is_cold): Likewise.
9013 (hot_section_label): Likewise.
9014 (cold_section_end_label): Likewise..
9015 (last_text_section): New global variable, not static.
9016 (last_text_section_name): New global variable, not static.
9017 (initialize_cold_section_name): New function.
9018 (enum in_section): Move declaration to output.h.
9019 (text_section): Update last_text_section.
9020 (unlikely_text_section): Replace code to determine cold section name
9021 with call to initialize_cold_section_name; Add code to update
9022 last_text_section; remove code for printing out label.
9023 (named_section_real): Add code to update last_text_section and
9024 last_text_section_name as appropriate.
9025 (function_section): Change test for 'unlikely' to depend on
9026 first_function_block_is_cold (moved old test to
9027 current_function_section).
9028 (current_function_section): New function.
9029 (assemble_start_function): Move code that frees
9030 unlikely_text_section_name; initialize hot_section_end_label;
9031 print hot and cold section labels at the start of the function;
9032 set first_function_block_is_cold, if appropriate; initialize l
9033 ast_text_section; add call to insert_section_boundary_note.
9034 (assemble_end_function): Add code to write out hot and cold section
9036 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
9037 switch_text_section.
9038 * config/darwin.c (machopic_select_section): Replace incorrect
9039 function in base_funs; update reloc for cold sections if necessary.
9040 * config/darwin.h (SECTION_FUNCTION): Add code to update
9041 last_text_section if appropriate.
9042 (text_unlikely_section): Remove.
9043 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
9044 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
9045 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
9046 partitioning for this architecture.
9048 2005-03-31 Olivier Hainque <hainque@adacore.com>
9050 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
9051 defined and non-zero.
9053 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
9056 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
9059 2005-03-31 Alan Modra <amodra@bigpond.net.au>
9062 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
9063 label operand. Remove (use (unspec..)). Don't emit a label on
9065 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
9066 generate inline label for load_toc_v4_PIC_1b.
9067 (rs6000_emit_load_toc_table): Likewise.
9069 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
9071 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
9072 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
9074 2005-03-29 Devang Patel <dpatel@apple.com>
9076 * tree-sra.c (decide_block_copy): Disable scalarization of
9079 2005-03-30 Stuart Hastings <stuart@apple.com>
9080 Dale Johannesen <dalej@apple.com>
9082 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
9083 * print-tree.c (print_node): Add case STATEMENT_LIST.
9085 2005-03-31 Alan Modra <amodra@bigpond.net.au>
9087 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
9088 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
9089 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
9090 is given with "powerpc64*" or "all", or when --with-cpu chooses
9093 2005-03-30 James E. Wilson <wilson@specifixinc.com>
9096 * dwarf2out.c (add_high_low_attributes): New function, extracted from
9097 gen_lexical_block_die.
9098 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
9100 2005-03-31 Jan Hubicka <jh@suse.cz>
9102 2004-11-02 Jan Hubicka <jh@suse.cz>
9104 * cgraph.c (cgraph_varpool_node_name): New function.
9105 (dump_cgraph_varpool_node): New function.
9106 (dump_varpool): New function.
9107 * cgraphunit.c (cgraph_optimize): Dump varpool.
9109 2004-10-16 Jan Hubicka <jh@suse.cz>
9111 * cgraph.c (decide_is_variable_needed): New function.
9112 (cgraph_varpool_finalize_decl): Use it.
9113 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
9115 * final.c (output_addr_const): Do not call mark_referenced.
9116 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
9117 always go via cgraph.
9118 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
9119 (check_global_declarations): Ifdef out code clearing DECL_RTL.
9120 * tree-optimize.c (execute_inline): Mark functions called.
9121 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
9123 2004-10-11 Jan Hubicka <jh@suse.cz>
9125 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
9126 (cgraph_varpool_last_needed_node): New static variable.
9127 (enqueue_needed_varpool_node): Break out from ...; add items to the
9128 end of queue; update first pointers.
9129 (cgraph_varpool_mark_needed_node): ... here.
9130 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
9131 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
9132 * cgraph.h (cgraph_varpool_node): Add analyzed field.
9133 (cgraph_varpool_first_unanalyzed_node): Declare.
9134 * cgraphunit.c: Include output.h.
9135 (cgraph_varpool_analyze_pending_decls): New function.
9136 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
9137 for errors, analyze pending decls.
9138 (cgraph_finalize_compilation_unit): Only analyze decls.
9139 (cgraph_optimize): Assemble the decls after expanding.
9141 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
9143 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
9144 subvars get marked properly in tags for grouping.
9145 (add_pointed_to_var): Mark only actual pointed to
9146 variables/subvars in addresses needed.
9147 (create_overlap_variables_for): Clear call clobbered on original
9149 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
9150 addresable vars with subvars into list.
9151 * tree-ssa.c (verify_ssa_name): Verify original is not used where
9154 2005-03-30 Richard Henderson <rth@redhat.com>
9156 * cgraph.h (struct cgraph_node): Add alias.
9157 * varasm.c (assemble_alias): Set it.
9158 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
9159 avoid calling cgraph_expand_function.
9161 2005-03-30 Tom Tromey <tromey@redhat.com>
9163 * tree.def (FILE_TYPE): Removed.
9164 * typeclass.h (enum type_class): Removed file_type_class.
9165 * dwarf2out.c (is_base_type): Updated.
9166 (gen_type_die): Likewise.
9167 * dbxout.c (dbxout_type): Updated.
9168 * builtins.c (type_to_class): Updated.
9169 * tree.c (type_contains_placeholder_1): Updated.
9170 * config/sparc/sparc.c (sparc_type_code): Updated.
9171 * config/ia64/ia64.c (hfa_element_mode): Updated.
9172 * expr.c (count_type_elements): Updated.
9173 * stor-layout.c (layout_type): Updated.
9174 * tree-inline.c (remap_type): Updated.
9175 * tree-pretty-print.c (dump_generic_node): Updated.
9177 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
9179 * builtins.c (expand_builtin_powi): Fix mode of
9180 2nd argument to match int.
9181 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
9182 2nd argument type to int.
9183 * libgcc2.c: Change prototype of __powi* functions to use
9186 2005-03-30 Dale Johannesen <dalej@apple.com>
9189 * calls.c (expand_call): Flush pending deferrals before
9192 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
9196 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
9197 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
9198 c_label_context, label_context_stack): New.
9199 * c-decl.c (define_label): Check for jumps into statement
9200 expressions. Add label to list of defined labels.
9201 (start_function): Push context on label_context_stack.
9202 (finish_function): Pop context from label_context_stack.
9203 * c-typeck.c (label_context_stack): New.
9204 (c_finish_goto_label): Check for jumps into statement
9205 expressions. Add label to list of jumped to labels.
9206 (struct c_switch): Add blocked_stmt_expr.
9207 (c_start_case): Initialize it.
9208 (do_case): Check it.
9209 (c_finish_case): Verify !blocked_stmt_expr.
9210 (c_begin_stmt_expr): Push context on label_context_stack.
9211 Increment blocked_stmt_expr. Mark labels jumped to from outside
9213 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
9214 defined in the statement expression and no longer jumpable to.
9215 Mark labels jumped to from just outside the statement expression
9216 as again definable. Pop context from label_context_stack.
9217 * doc/extend.texi (Statement Exprs): Update.
9219 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
9222 * c-decl.c (start_function): Check for old_decl being
9225 2005-03-30 Ian Lance Taylor <ian@airs.com>
9227 * final.c (final): Remove prescan parameter. Change all callers.
9228 (final_scan_insn): Remove prescan parameter. Change all callers.
9230 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
9232 * tree-vectorizer.c: Fix comment typos.
9234 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
9236 * tree-scalar-evolution.c (instantiate_parameters_1): Return
9237 as soon as a chrec_dont_know is detected.
9239 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
9241 Merge from csl-arm-branch.
9242 2004-02-12 Mark Mitchell <mark@codesourcery.com>
9244 * tlink.c (recompile_files): Do not assume that "rename" can
9245 overwrite an existing file.
9247 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
9249 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
9250 * gcc/configure: Regenerate.
9252 2005-03-30 Alan Modra <amodra@bigpond.net.au>
9254 * doc/install.texi: Update binutils requirement for powerpc*-linux.
9256 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
9258 * calls.c (struct arg_data): Update "partial" comment.
9259 (load_register_parameters): Update "nregs" comment.
9261 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9263 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
9264 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
9265 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
9266 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
9267 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
9268 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
9269 than target_flags & 0.
9270 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
9271 (iq2000_arch, iq2000_parse_cpu): Delete.
9272 (TARGET_HANDLE_OPTION): Override default.
9273 (iq2000_handle_option): New function.
9274 (override_options): Remove -march= and -mcpu= handling.
9275 * config/iq2000/iq2000.opt: New file.
9277 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9279 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
9280 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
9281 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
9282 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
9283 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
9284 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
9285 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
9286 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
9287 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
9288 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
9289 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
9290 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
9291 (c4x_rpts_cycles_string, c4x_cpu_version_string)
9292 (TARGET_OPTIONS): Delete.
9293 (c4x_rpts_cycles, c4x_cpu_version): Declare.
9294 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
9295 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
9296 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
9297 (c4x_cpu_version_string): Delete.
9298 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9299 (c4x_handle_option): New function. Map -m3x and -m4x options to the
9300 equivalent -mcpu= option.
9301 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
9302 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
9303 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
9304 or clearing the appropriate MASK_* bit.
9305 (c4x_file_start): Use c4x_cpu_version.
9306 * config/c4x/c4x.opt: New file.
9308 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9310 * doc/options.texi: Document the new MaskExists flag.
9311 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
9312 if the option has the MaskExists flag.
9314 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9316 * opt-functions.awk (flag_set_p, test_flag): New functions.
9317 (switch_flags): Use them.
9318 * opth-gen.awk: Use flag_set_p to check for flags.
9319 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
9321 2005-03-30 Ian Lance Taylor <ian@airs.com>
9323 * config.host (i[34567]86-*-mingw32*): Don't set
9324 host_can_use_collect2 to no.
9326 2005-03-30 Alan Modra <amodra@bigpond.net.au>
9329 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
9330 Remove convert_memory_address call duplicating that in memory_address.
9332 2005-03-29 Richard Henderson <rth@redhat.com>
9335 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
9336 (build_compound_literal): Likewise. Propagate decl type into the
9338 (finish_decl): Likewise. Use new return value from complete_array_type
9339 for zero sized arrays.
9340 (complete_array_type): Move ...
9341 * c-common.c (complete_array_type): ... here. Change first argument
9342 to pointer-to-type-node. Consistently use sizetype for the index
9343 except for zero sized arrays. Detect zero sized arrays for pedantic
9344 mode diagnostics. Create a new type node instead of modifying the
9346 * c-tree.h (complete_array_type): Move decl ...
9347 * c-common.h (complete_array_type): ... here.
9349 2005-03-29 Richard Henderson <rth@redhat.com>
9352 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
9354 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
9356 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
9357 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
9358 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
9359 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
9361 2005-03-29 Eric Christopher <echristo@redhat.com>
9363 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
9364 truthvalue conversion removal.
9366 2005-03-29 Ian Lance Taylor <ian@airs.com>
9369 * collect2.c: Never include <vfork.h>.
9370 (VFORK_STRING, vfork): Don't define.
9371 (pid): Remove global variable.
9372 (handler): Call raise instead of kill (getpid(), ...).
9373 (collect_wait): Add pex parameter. Change all callers. Use
9374 pex_get_status rather than pwait.
9375 (do_wait): Add pex parameter. Change all callers.
9376 (collect_execute): Return struct pex_obj * rather than void. Use
9377 pex routines rather than pexecute.
9378 (fork_execute): Get pex_obj from collect_execute, and pass it to
9380 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
9381 Only declare quit_handler if SIGQUIT is defined.
9382 (scan_libraries): Likewise.
9383 * collect2.h (collect_execute): Update declaration.
9384 (collect_wait): Update declaration.
9385 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
9386 pass it to collect_wait.
9388 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
9391 * c-parser.c (c_parser_compound_statement_nostart): Give error
9392 message for EOF instead of just setting parser->error.
9394 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
9396 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
9397 (slpeel_update_phi_nodes_for_guard1): New function.
9398 (slpeel_update_phi_nodes_for_guard2): New function.
9399 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
9400 of slpeel_update_phi_nodes_for_guard.
9401 (vectorize_loops): Remove call to loop_closed_rewrite.
9402 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
9405 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
9407 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
9408 (TARGET_LITTLE_ENDIAN): New macro.
9409 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
9410 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
9411 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
9412 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
9413 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
9414 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
9415 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
9416 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
9417 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
9418 (TARGET_OPTIONS): Delete.
9419 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
9420 (CACHE_FLUSH_TRAP): Turn into an integer.
9421 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
9422 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
9423 -mflush-trap is in use.
9424 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
9425 (m32r_cache_flush_trap_string): Delete.
9426 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
9427 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
9428 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
9429 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9430 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
9431 -mmodel= and -msdata= handling from...
9432 (m32r_init): ...here.
9433 * config/m32r/m32r.opt: New file.
9435 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
9437 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
9438 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
9439 * tree-vect-analyze.c (vect_object_analysis): additional parm
9440 pass back a "struct ptr_info_def *" with the points-to info.
9441 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
9442 statement using info returned from vect_object_analysis.
9443 * tree-vect-transform.c (update_vuses_to_preheader): New function.
9444 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
9445 for virtual uses and defs when creating a replacement vector
9446 reference. Call duplicate_ssa_name_ptr_info to define points-to
9447 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
9448 (vectorizable_store): copy_virtual_operands and update
9449 definition statements.
9450 (vectorizable_load): copy_virtual_operands. Remove call to
9451 mark_call_clobbered_vars_to_rename for call to "const" builtin.
9452 * tree-vectorizer.c (vectorize_loops): Remove calls to
9453 rewrite_into_ssa and bitmap_clear (vars_to_rename).
9454 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
9455 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
9456 define macro STMT_VINFO_PTR_INFO for use in accessing.
9457 * tree.h add export of duplicate_ssa_name_ptr_info.
9458 * rs6000.c (altivec_init_builtins): Declare builtin function
9459 __builtin_altivec_mask_for_load to be "const".
9461 2005-03-29 Jakub Jelinek <jakub@redhat.com>
9464 * cgraph.h (struct cgraph_varpool_node): Add alias field.
9465 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
9466 assemble_variable on aliases.
9467 * varasm.c (assemble_alias): Set node->alias.
9468 * toplev.c (wrapup_global_declarations): Don't call
9469 rest_of_decl_compilation on aliases again.
9471 2005-03-29 Paul Brook <paul@codesourcery.com>
9473 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
9474 * config/arm/arm.c (arm_dbx_register_number): New function.
9475 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
9477 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
9480 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
9481 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
9483 2005-03-29 Dale Johannesen <dalej@apple.com>
9485 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
9486 $(TREE_H) and $(COVERAGE_H).
9487 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
9488 * opts.c (common_handle_option): Enable tree-based value transforms.
9489 * toplev.c (process_options): Ditto.
9490 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
9491 refers to references to this type.
9492 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
9493 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
9494 for may_be_more, may_be_less.
9495 (rtl_gen_pow2_profiler): Adjust.
9496 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
9497 (rtl_gen_one_value_profiler): Adjust.
9498 (rtl_gen_const_delta_profiler): Adjust.
9499 * tree-profile.c (tree_gen_interval_profiler): Implement.
9500 (tree_gen_pow2_profiler): Ditto.
9501 (tree_gen_one_value_profiler): Ditto.
9502 (tree_profiling): New.
9503 (pass_tree_profile): Reference it.
9504 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
9506 (insn_divmod_values_to_profile): Rename to
9507 rtl_divmod_values_to_profile. Adjust.
9508 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
9509 (insn_prefetch_values_to_profile): Adjust.
9510 (rtl_value_profile_transformations): Adjust.
9511 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
9512 (gen_mod_pow2): Rename to rtl_mod_pow2.
9513 (gen_mod_subtract): Rename to rtl_mod_subtract.
9514 (divmod_fixed_value_transform): Rename to
9515 rtl_divmod_fixed_value_transform.
9516 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
9517 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
9518 (rtl_find_values_to_profile): Adjust.
9519 (tree_value_profile_transformations): Implement.
9520 (tree_divmod_values_to_profile): New.
9521 (tree_values_to_profile): New.
9522 (tree_divmod_fixed_value): New.
9523 (tree_mod_pow2): New.
9524 (tree_mod_subtract): New.
9525 (tree_divmod_fixed_value_transform): New.
9526 (tree_mod_pow2_value_transform): New.
9527 (tree_mod_subtract_transform): New.
9528 (tree_find_values_to_profile): Implement.
9529 * profile.c (instrument_values): Free histograms.
9530 (compute_value_histograms): Adjust. Implement tree version.
9532 2005-03-29 Uros Bizjak <uros@kss-loka.si>
9534 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
9535 * config/i386/i386.c (output_fix_trunc): Add new round_mode
9536 variable. Output "fldcw" depending on round_mode.
9537 * config/i386/i386.md (UNSPEC_FIST): New.
9538 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
9539 New isns patterns to implement lrint and llrint built-ins as x87
9541 (fistdi2, fist<mode>2 splitters): New splitters.
9542 (lrint<mode>2): New expanders.
9544 2005-03-28 Ian Lance Taylor <ian@airs.com>
9546 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
9547 0 when calling final_scan_insn.
9549 2005-03-28 Jan Hubicka <jh@suse.cz>
9552 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
9555 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
9556 types where possible.
9558 2005-03-26 Per Bothner <per@bothner.com>
9560 Make -f[no-]show-column also control non-cpp diagnostics.
9561 * c.opt (fshow-column): Move option from here ...
9562 * common.opt (fshow-column): ... to here.
9563 * diagnostic.c (diagnostic_build_prefix): Only print column number
9564 if flag_show_column.
9566 2005-03-27 Steven Bosscher <stevenb@suse.de>
9568 * vax-protos.h (vax_output_int_move, vax_output_int_add,
9569 vax_output_conditional_branch): New prototypes.
9570 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
9571 extracted from vax.md mov and add patterns.
9572 (vax_output_conditional_branch): New function to output conditional
9573 branch instructions.
9574 * vax.md: Use mode macros for arithmetic and mov patterns.
9575 Use code macros for the jump patterns.
9577 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
9579 * Makefile.in (libbackend.o): Depend on version files;
9580 add custom generation command.
9582 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
9585 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
9586 sure that we have a REG before getting its REGNO.
9588 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9590 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
9591 * builtins.def (BUILT_IN_STRNDUP): New.
9593 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
9595 PR tree-optimization/20470
9596 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
9599 2005-03-25 Mike Stump <mrs@apple.com>
9601 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
9604 2005-03-25 Geoffrey Keating <geoffk@apple.com>
9606 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
9607 Use our own structure definitions.
9609 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
9610 (fix_truncdfsi2): Allow registers or memory as destination.
9611 When TARGET_PPC_GFXOPT, generate simplified pattern.
9612 (fix_truncdfsi2_internal): Use define_insn_and_split.
9613 (fix_truncdfsi2_internal_gfxopt): New.
9614 (fctiwz): Don't confuse register allocation by giving it no choices.
9616 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
9617 (EXTRA_MEMORY_CONSTRAINT): Likewise.
9618 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
9619 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
9621 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
9623 * dominance.c (free_dominance_info): Speed up by freeing et
9624 data structures without maintaining other nodes.
9625 * et-forest.c (et_free_tree_force): New.
9626 * et-forest.h: Add a prototype for et_free_tree_force.
9628 * tree.c (get_set_constructor_bits,
9629 get_set_constructor_bytes): Remove.
9630 * tree.h: Remove the corresponding prototypes.
9632 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
9635 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
9636 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
9637 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
9638 PRE_DEC, NEG and NOT.
9640 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
9642 * fold-const.c: Convert uses of fold (build (...)) to
9645 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
9647 PR rtl-optimization/20249
9648 * cse.c (insert_regs): Do not record equivalence of registers in
9651 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
9653 * emit-rtl.c (reverse_comparison): Remove.
9654 * rtl.h: Remove the corresponding prototype.
9656 2005-03-24 James E Wilson <wilson@specifixinc.com>
9658 * doc/install.texi (--enable-altivec): Delete docs.
9660 2005-03-24 David Edelsohn <edelsohn@gnu.org>
9662 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
9663 SFmode and DFmode before reload when
9664 flag_unsafe_math_optimizations not enabled.
9666 2005-03-24 Geoffrey Keating <geoffk@apple.com>
9668 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
9670 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
9671 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
9673 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
9675 * configure.ac (enable-checking): Add 'runtime' option.
9676 * doc/install.texi (enable-checking): Document 'runtime' checking.
9677 * tsystem.h (gcc_assert, gcc_unreachable): Define.
9678 * config.in: Regenerated.
9679 * configure: Regenerated.
9681 2005-03-23 Uros Bizjak <uros@kss-loka.si>
9683 * optabs.h (enum optab_index): Remove OTI_llrint.
9684 (llrint_optab): Remove macro.
9685 * optabs.c (init_optabs): Remove llrint_optab initialization.
9686 * genopinit.c (optabs): Remove llrint_optab implementation.
9687 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
9690 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
9692 PR rtl-optimization/20532
9693 * simplify-rtx.c (simplify_binary_operation_1): Protect from
9694 overflow when adding coefficients for PLUS or MINUS.
9695 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
9698 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
9700 * langhooks.h (truthvalue_conversion): Remove.
9701 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9702 LANG_HOOKS_TRUTHVALUE_CONVERSION.
9703 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
9704 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
9705 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
9707 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
9709 * params.def: Fix a typo.
9710 * config/mips/mips.c: Follow the spelling convensions.
9711 * doc/invoke.texi: Fix typos.
9713 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
9715 Fix PR tree-optimization/20601
9717 * tree-ssa-pre.c (insert_aux): Add missing condition to
9720 2005-03-23 Ian Lance Taylor <ian@airs.com>
9722 * final.c (final_scan_insn): Don't remove no-op instructions.
9723 * reload1.c (reload): Remove simple no-op instructions even when
9726 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
9728 PR tree-optimization/20501
9729 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
9730 reporting that peeling for alignment is applied moved to...
9731 * (vect_analyze_data_refs_alignment): Here.
9733 2005-03-23 Ian Lance Taylor <ian@airs.com>
9735 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
9737 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9739 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
9740 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
9742 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
9744 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
9745 imply that this is called once, independent of asms in code.
9746 Adjust to now being pased output and input lists. Mention helper
9747 function decl_overlaps_hard_reg_set_p.
9748 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
9749 hook_tree_tree_identity and to take three trees, returning third.
9750 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
9752 * stmt.c: include hard-reg-set.h before tree.h.
9753 (decl_overlaps_hard_reg_set_p): New function, broken out from...
9754 (decl_conflicts_with_clobbers_p): Call
9755 decl_overlaps_hard_reg_set_p.
9756 (expand_asm_operands): Pass output and input lists in call to
9757 targetm.md_asm_clobbers.
9758 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
9759 hook_tree_tree_tree_tree_3rd_identity.
9760 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
9762 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
9763 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
9764 parameters, first two unused.
9765 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
9766 parameters. Only add MOF to clobbers if there's no 'h' mentioned
9767 in constraint letters and MOF is not mentioned as a asm-declared
9768 register in neither of the input and output lists.
9770 2005-03-23 DJ Delorie <dj@redhat.com>
9772 * optabs.c (expand_binop): Make sure the first subword's result
9775 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
9777 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
9778 Call c_common_truthvalue_conversion rather than
9779 lang_hooks.truthvalue_conversion.
9780 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
9781 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
9783 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
9784 c_common_truthvalue_conversion.
9785 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
9786 c_parser_conditional_expression, c_parser_binary_expression): Call
9787 c_objc_common_truthvalue_conversion.
9788 * c-typeck.c (build_unary_op): Call
9789 c_objc_common_truthvalue_conversion.
9790 (build_conditional_expr): Do not call
9791 lang_hooks.truthvalue_conversion.
9792 (build_binary_op): Call c_common_truthvalue_conversion.
9793 (c_objc_common_truthvalue_conversion): Moved from
9794 c-objc-common.c. Call default_function_array_conversion instead
9795 of default_conversion.
9797 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
9799 * c-common.h (default_conversion): Remove.
9800 (perform_integral_promotions): Add.
9801 * c-tree.h (default_conversion): Add.
9802 * c-typeck.c (perform_integral_promotions): New, split out from
9804 * c-common.c (check_case_value): Use perform_integral_promotions,
9805 not default_conversion.
9806 (c_add_case_label): Don't continue processing case label after
9807 found to be pointer.
9809 2005-03-23 Mark Mitchell <mark@codesourcery.com>
9811 * gcc.c (do_spec_1): Do not add a -L path for a directory in
9812 the prefix list if we have already added a multilib directory
9814 (main): Do not add MD_EXEC_PREFIX to the list of directories to
9817 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
9819 * reload1.c (indirect_symref_ok, reload_obstack): Make them
9821 * reload.h: Remove the prototype for indirect_symref_ok.
9823 * reload1.c (indirect_symref_ok): Make it global.
9824 * reload.h: Add a prototype for indirect_symref_ok.
9826 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
9828 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
9831 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9833 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
9835 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
9837 * c-opts.c (c_common_parse_file): Only start/end main source file
9838 if debug hooks says the writer wants it.
9839 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
9841 (xcoff_debug_hooks): Ditto.
9842 * debug.c (do_nothing_hooks): Ditto.
9843 * debug.h (gcc_debug_hooks): Ditto.
9844 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
9845 * sdbout.c (sdb_debug_hooks): Ditto.
9846 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
9848 2005-03-22 Mark Mitchell <mark@codesourcery.com>
9850 * doc/extend.texi: Deprecate C++ min/max operators.
9852 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
9854 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
9855 artificial original candidates.
9857 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
9858 Jan Hubicka <jh@suse.cz>
9859 Steven Bosscher <stevenb@suse.de>
9861 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
9862 call cost based on argument sizes.
9863 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
9865 * params.def: (max-inline-inssn-single): Set to 450.
9866 (max-inline-insns-auto): Set to 90.
9867 (max-inline-insns-recursive): Set to 450
9868 (max-inline-insns-recursive-auto): Set to 450.
9869 (large-function-insns): Set to 2700.
9870 (inline-call-cost): New parameter.
9871 * tree-inline.c (estimate_move_cost): New function.
9872 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
9873 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
9875 * tree-inline.h (estimate_move_cost): Declare.
9876 * invoke.texi: (max-inline-inssn-single): Change default to 450.
9877 (max-inline-insns-auto): Change default to 90.
9878 (max-inline-insns-recursive): Change default to 450
9879 (max-inline-insns-recursive-auto): Change default to 450.
9880 (large-function-insns): Change default to 2700.
9881 (inline-call-cost): Document new parameter.
9883 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
9885 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
9886 (TARGET_DEFAULT): Delete.
9887 * config/i860/i860.opt: New file.
9889 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
9891 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
9892 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
9893 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
9894 (frv_sched_lookahead): Delete.
9895 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
9896 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
9897 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
9898 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
9899 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
9900 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
9901 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
9902 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
9903 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
9904 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
9905 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
9906 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
9907 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
9908 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
9909 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
9910 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
9911 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
9912 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
9913 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
9914 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
9915 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
9916 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
9917 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
9918 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
9919 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
9920 (frv_sched_lookahead): Delete.
9921 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
9922 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9923 (frv_handle_option): New function. Move -mcpu= handling from...
9924 (frv_override_options): ...here. Remove handling of other
9926 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
9927 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
9928 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
9929 and TARGET_NO_MULTI_CE.
9930 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
9931 !TARGET_VLIW_BRANCH.
9932 * config/frv/frv.opt: New file.
9934 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
9936 * fold-const.c (fold_ternary): Take decomposed arguments of
9938 (fold): Update a call to fold_ternary.
9940 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
9941 * tree.h: Add corresponding prototypes.
9943 2005-03-22 Jakub Jelinek <jakub@redhat.com>
9946 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
9947 between jump table and its label.
9948 * final.c (shorten_branches): Handle notes in between ADDR_VEC
9949 resp. ADDR_DIFF_VEC and the label preceeding it.
9950 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
9951 is emitted in the right section.
9953 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
9955 * fold-const.c (fold_unary, fold_binary): Update comments
9958 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
9960 PR rtl-optimization/20527
9961 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
9962 REG_INC note, test that the register also isn't mentioned in PRED
9965 2005-03-22 Ben Elliston <bje@au.ibm.com>
9967 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
9970 2005-03-21 Mike Stump <mrs@apple.com>
9972 * varasm.c (default_assemble_visibility): Remove extra ().
9974 2005-03-21 Roger Sayle <roger@eyesopen.com>
9977 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
9978 to determine whether a block can be duplicated, rather than test
9979 whether the block contains noncopyable insns ourselves.
9981 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9983 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
9986 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
9988 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
9990 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
9992 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
9993 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
9994 * config/fr30/fr30.opt: New file.
9996 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
9998 Fix PR tree-optimization/20542
10000 * tree-flow-inline.h (overlap_subvar): Move to here.
10001 * tree-ssa-operands.c: From here.
10002 * tree-flow.h (overlap_subvar): Declare.
10003 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
10004 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
10005 for variables with subvars.
10007 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
10009 PR middle-end/20177
10010 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
10011 * modulo-sched.c (const_iteration_count): Return on NULL
10013 (print_node_sched_params): Return on NULL dump_file.
10014 (generate_reg_moves): Handle reg-anti dependencies and disregard
10015 closing branch when generating register moves.
10016 (sms_schedule): Mark the SMSed block dirty.
10017 * passes.c (rest_of_handle_sms): Call update_life_info for all
10019 * testsuite/gcc.dg/20050321-1.c: New test.
10021 2005-03-21 Bob Wilson <bob.wilson@acm.org>
10023 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
10024 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
10025 movqi_internal): Likewise.
10027 2005-03-21 Bob Wilson <bob.wilson@acm.org>
10029 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
10030 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
10031 xtensa_b4const): Delete prototypes.
10032 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
10033 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
10034 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
10035 xtensa_extra_constraint): New prototypes.
10036 (add_operand, arith_operand, nonimmed_operand, mem_operand,
10037 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
10038 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
10039 move_operand, const_float_1_operand, fpmem_offset_operand,
10040 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
10041 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
10042 (xtensa_b4const_or_zero): ...this. Change return type to bool and
10043 argument type to HOST_WIDE_INT.
10044 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
10045 xtensa_mask_immediate): Likewise.
10046 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
10047 Likewise. Also make these functions static.
10048 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
10049 (xtensa_const_ok_for_letter_p): New.
10050 (add_operand, arith_operand, nonimmed_operand, mem_operand,
10051 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
10052 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
10053 move_operand, const_float_1_operand, fpmem_offset_operand,
10054 branch_operator, ubranch_operator, boolean_operator): Move to
10056 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
10057 (xtensa_mem_offset): Change return type to bool.
10058 (xtensa_extra_constraint): New.
10059 (gen_int_relational): Update type of const_range_p function pointer.
10060 Use xtensa_b4const_or_zero.
10061 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
10062 xtensa_const_ok_for_letter_p. Update comments.
10063 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
10064 (PREDICATE_CODES): Delete.
10065 * config/xtensa/xtensa.md: Include predicates.md.
10066 * config/xtensa/predicates.md: New file.
10068 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10070 * config/v850/v850-protos.h: Remove the prototypes for
10071 reg_or_int9_operand, reg_or_const_operand,
10072 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
10073 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
10074 movsi_source_operand, power_of_two_operand,
10075 not_power_of_two_operand, special_symbolref_operand,
10076 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
10077 register_is_ok_for_epilogue.
10078 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
10079 reg_or_int9_operand, reg_or_const_operand,
10080 call_address_operand, special_symbolref_operand,
10081 movsi_source_operand, power_of_two_operand,
10082 not_power_of_two_operand, register_is_ok_for_epilogue,
10083 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
10084 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
10086 * config/v850/v850.h (PREDICATE_CODES): Remove.
10087 * config/v850/v850.md: Include predicates.md.
10088 * config/v850/predicates.md: New.
10090 2005-03-21 Zack Weinberg <zack@codesourcery.com>
10092 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
10093 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
10094 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
10095 (itoolsdir, itoolsdatadir): Move definition above new first use.
10096 (install-itoolsdirs): New rule.
10097 (install-mkheaders): Depend on install-itoolsdirs, not
10098 install-include-dir.
10100 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10102 * tree-into-ssa.c: Remove obsolete comments.
10104 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
10106 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
10107 unrolling if -fpeel-loops is specified, too.
10108 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
10109 Remove superfluous check for flag_unroll_loops.
10111 2005-03-21 Uros Bizjak <uros@kss-loka.si>
10113 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
10114 (lrint_optab, llrint_optab): Define corresponding macros.
10115 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
10116 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
10117 pattern and llrint_optab using llrintdi2 patterns.
10118 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
10119 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
10120 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
10121 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
10122 flag_unsafe_math_optimizations is set.
10124 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
10126 * combine.c (combine_simplify_rtx, simplify_if_then_else,
10127 simplify_logical, if_then_else_cond, known_cond,
10128 simplify_comparison): Adjust calls to reverse_comparison.
10129 Don't use combine_reversed_comparison_code).
10130 (combine_reversed_comparison_code): Remove.
10131 (reversed_comparison): Using reversed_comparison_code, move it...
10132 * jump.c (reversed_comparison): ... here.
10133 * rtl.h (reversed_comparison): Add prototype.
10135 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10137 * builtins.c (fold_builtin): Take decomposed arguments of
10139 * fold-const.c (fold_ternary): Update a call to fold_builtin.
10140 * gimplify.c (gimplify_call_expr): Likewise.
10141 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
10142 * tree.h: Update the prototype of fold_builtin.
10144 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
10146 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
10147 * rtlhooks.c (gen_lowpart_no_emit_general): New.
10148 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
10149 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
10150 * simplify-rtx.c (simplify_binary_operation_1): Use it.
10152 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10154 * builtins.c (fold_builtin_1): Take decomposed arguments of
10156 (fold_builtin): Update a call to fold_builtin_1.
10158 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
10161 * gcov.c (output_lines): Only output function block summary when
10162 outputting branch information.
10163 * doc/gcov.texi: Document format of preamble and additional block
10166 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
10168 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
10169 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
10170 the defaults false if BITS_PER_UNIT != 8.
10171 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
10172 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
10173 than BITS_PER_UNIT != 8.
10174 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
10175 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
10176 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
10178 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
10179 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
10181 2005-03-20 Roger Sayle <roger@eyesopen.com>
10183 PR middle-end/20539
10184 * fold-const.c (fold_binary): Fix type mismatch between
10185 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
10186 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
10187 for non-truth-valued expressions.
10189 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
10190 and FUNCTION_DECL in the main switch.
10191 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10192 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
10193 we also need to convert their operands to match.
10194 <TRUTH_NOT_EXPR>: Likewise.
10196 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
10198 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
10199 diagnostic without checking whether an lvalue.
10200 * c-common.h (lvalue_p): Remove.
10201 (enum lvalue_use): Update comment.
10202 (lvalue_or_else): Replace by lvalue_error.
10203 * c-typeck.c (lvalue_p): Make static.
10204 (lvalue_or_else): New. Call lvalue_error.
10206 2005-03-21 Alan Modra <amodra@bigpond.net.au>
10208 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
10209 (function_arg_advance): Use rs6000_parm_start.
10210 (function_arg, rs6000_arg_partial_bytes): Likewise.
10212 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10214 * c-common.c (check_case_value): Adjust comment about stripping
10216 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
10217 * c-typeck.c (default_conversion, convert_arguments,
10218 build_modify_expr, convert_for_assignment, store_init_value,
10219 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
10220 manually. Remove inaccurate comments.
10222 2005-03-20 Roger Sayle <roger@eyesopen.com>
10223 Joseph S. Myers <joseph@codesourcery.com>
10225 * varasm.c (do_assemble_alias): Restore comment describing function.
10226 Annotate the target parameter as potentially unused.
10228 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
10231 * config/avr/avr.c (avr_output_function_prologue): Do not use
10232 current_function_name() in a label, use a local label instead.
10234 2005-03-20 David Edelsohn <edelsohn@gnu.org>
10236 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
10237 flag_finite_math_only, not flag_unsafe_math_optimizations.
10239 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
10241 * builtins.c (fold_builtin_1): Update a call to
10242 targetm.fold_builtin.
10243 * hooks.c (hook_tree_tree_bool_null): Rename to
10244 hook_tree_tree_tree_bool_null. Take one more argument of type
10246 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
10247 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
10248 hook_tree_tree_tree_bool_null.
10249 * target.h (gcc_target): Update the prototype of fold_builtin.
10250 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
10251 arguments of CALL_EXPR.
10252 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
10255 2005-03-20 Jan Hubicka <jh@suse.cz>
10257 * cgraph.h (cgraph_node): Add prev_clone pointer.
10258 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
10259 (cgraph_clone_node): Produce doubly linked chain.
10261 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10263 * c-common.c (handle_aligned_attribute, check_function_sentinel,
10264 get_nonnull_operand, handle_sentinel_attribute,
10265 check_function_arguments_recurse): Do not strip NOPS from
10267 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
10269 * c-format.c (get_constant): Likewise.
10270 * c-parser.c (c_parser_postfix_expression): Likewise.
10271 * c-typeck.c (set_init_index): Likewise.
10272 (convert_arguments): Don't check for NOP_EXPR containing integer
10275 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
10277 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
10278 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
10279 Take decomposed arguments of CALL_EXPR.
10280 (fold_builtin_1): Update calls to the functions mentioned
10283 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10285 * c-decl.c (check_bitfield_type_and_width): Require bit-field
10286 width to have integer type.
10287 (build_enumerator): Require enumerator value to have integer type.
10289 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10291 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
10294 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10296 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
10297 std=iso9899:199x): Correct descriptions.
10299 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10301 * config.gcc: Consistently use solaris2.1[0-9]* instead of
10304 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
10306 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
10308 (expand_builtin_memcpy, fold_builtin_1): Update calls to
10309 fold_builtin_memcpy.
10311 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
10312 arguments of CALL_EXPR.
10313 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
10314 fold_builtin_found, fold_builtin_1): Update calls to
10315 fold_trunc_transparent_mathfn.
10317 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10319 PR middle-end/20493
10320 * fold-const.c (fold_widened_comparison): Don't optimize casts of
10321 function pointers on targets that require function pointer
10323 (fold_sign_changed_comparison): Likewise.
10325 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
10327 * combine.c (try_combine): When changing the mode of a hard reg, make
10328 sure that doing so is valid.
10330 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
10332 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
10333 (TARGET_HANDLE_OPTION): Override default.
10334 (avr_handle_option): New function.
10335 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
10336 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
10337 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
10338 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
10339 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
10340 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
10341 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
10342 (TARGET_OPTIONS): Delete.
10343 * config/avr/avr.opt: New file.
10345 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10347 * config/m32r/m32r-protos.h: Remove the prototypes for
10348 call_address_operand, symbolic_operand, seth_add3_operand,
10349 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
10350 reg_or_uint16_operand, reg_or_cmp_int16_operand,
10351 two_insn_const_operand, move_src_operand,
10352 move_double_src_operand, move_dest_operand,
10353 eqne_comparison_operator, signed_comparison_operator,
10354 large_insn_p, conditional_move_operand, carry_compare_operand,
10355 m32r_block_immediate_operand, extend_operand,
10356 reg_or_eq_int16_operand, int8_operand, and
10357 reg_or_zero_operand.
10358 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
10359 seth_add3_operand, int8_operand, cmp_int16_operand,
10360 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
10361 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
10362 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
10363 move_double_src_operand, move_dest_operand,
10364 eqne_comparison_operator, signed_comparison_operator,
10365 extend_operand, small_insn_p, large_insn_p,
10366 conditional_move_operand, carry_compare_operand,
10367 m32r_block_immediate_operand): Move to predicates.md.
10368 (MAX_MOVE_BYTES): Move to m32r.h.
10369 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
10370 * config/m32r/m32r.md: Include predicates.md.
10371 * config/m32r/predicates.md: New.
10373 2005-03-18 James E Wilson <wilson@specifixinc.com>
10376 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
10379 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10381 * config/mn10300/mn10300-protos.h: Remove the prototypes for
10382 call_address_operand, const_8bit_operand.
10383 * config/mn10300/mn10300.c (call_address_operand,
10384 const_8bit_operand, const_1f_operand): Move to predicates.md.
10385 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
10386 * config/mn10300/mn10300.md: Include predicates.md.
10387 * config/mn10300/predicates.md: New.
10389 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
10391 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
10392 declarations in diagnostics and %E for identifiers, not %s.
10394 2005-03-18 Jan Hubicka <jh@suse.cz>
10395 Dale Johannesen <dalej@apple.com>
10397 * basic-block.h (scale_bbs_frequencies_int,
10398 scale_bbs_frequencies_gcov_type): Declare.
10399 * cfg.c (RDIV): New macro.
10400 (update_bb_frequency_for_threading): Fix.
10401 * basic-block.h (scale_bbs_frequencies_int,
10402 scale_bbs_frequencies_gcov_type): New.
10403 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
10404 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
10405 scale_bbs_frequencies_int.
10406 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
10408 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10410 * config/m32r/m32r-protos.h: Remove the prototypes for
10411 call_address_operand, symbolic_operand, seth_add3_operand,
10412 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
10413 reg_or_uint16_operand, reg_or_cmp_int16_operand,
10414 two_insn_const_operand, move_src_operand,
10415 move_double_src_operand, move_dest_operand,
10416 eqne_comparison_operator, signed_comparison_operator,
10417 large_insn_p, conditional_move_operand, carry_compare_operand,
10418 m32r_block_immediate_operand, extend_operand,
10419 reg_or_eq_int16_operand, int8_operand, and
10420 reg_or_zero_operand.
10421 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
10422 seth_add3_operand, int8_operand, cmp_int16_operand,
10423 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
10424 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
10425 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
10426 move_double_src_operand, move_dest_operand,
10427 eqne_comparison_operator, signed_comparison_operator,
10428 extend_operand, small_insn_p, large_insn_p,
10429 conditional_move_operand, carry_compare_operand,
10430 m32r_block_immediate_operand): Move to predicates.md.
10431 (MAX_MOVE_BYTES): Move to m32r.h.
10432 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
10433 * config/m32r/m32r.md: Include predicates.md.
10434 * config/m32r/predicates.md: New.
10436 * config/pa/pa-protos.h: Add prototypes for magic_milli and
10438 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
10439 symbolic_operand, symbolic_memory_operand,
10440 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
10441 indexed_memory_operand, move_dest_operand, move_src_operand,
10442 prefetch_cc_operand, prefetch_nocc_operand,
10443 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
10444 arith_operand, arith11_operand, pre_cint_operand,
10445 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
10446 ireg_operand, int5_operand, uint5_operand, int11_operand,
10447 uint32_operand, arith5_operand, and_operand, ior_operand,
10448 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
10449 pc_or_label_operand, div_operand, plus_xor_ior_operator,
10450 shadd_operand, movb_comparison_operator,
10451 cmpib_comparison_operator): Move to predicates.md.
10452 (magic_milli, shadd_constant_p): Make it extern.
10453 * config/pa/pa.h (PREDICATE_CODES): Remove.
10454 * config/pa/pa.md: Include predicates.md.
10455 * config/pa/predicates.md: New.
10457 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
10460 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10462 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
10463 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
10464 config/alpha/freebsd.h, config/alpha/linux.h,
10465 config/alpha/netbsd.h, config/alpha/osf5.h,
10466 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
10467 config/h8300/h8300-protos.h, config/h8300/h8300.c,
10468 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
10469 doc/cppopts.texi: Update copyright.
10471 2005-03-18 Jan Hubicka <jh@suse.cz>
10473 PR middle-end/20225
10474 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
10476 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
10479 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10481 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
10484 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
10486 * combine.c (gen_binary): Remove.
10487 (known_cond, simplify_shift_const, find_split_point,
10488 combine_simplify_rtx, simplify_if_then_else, simplify_set,
10489 simplify_logical, expand_field_assignment, extract_left_shift,
10490 force_to_mode, if_then_else_cond, apply_distributive_law,
10491 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
10492 simplify_comparison, reversed_comparison): Replace with
10493 simplify_gen_binary, simplify_gen_relational or
10494 distribute_and_simplify_rtx.
10495 (distribute_and_simplify_rtx): New function.
10497 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
10498 Paolo Bonzini <gcc.gnu.org>
10500 * calls.c (setjmp_call_p, special_function_p): Update comments
10501 at the head of the functions.
10503 2005-03-18 Jan Hubicka <jh@suse.cz>
10505 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
10507 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
10508 function body should be released; do not proactively release function
10509 bodies in non-unit-at-a-time mode.
10511 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
10513 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
10514 mno-fp-ret-in-387 multilib variants.
10516 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
10518 * common.opt (m): Remove.
10519 * opts.c (handle_option): Pass 'm' options to set_target_switch if
10520 table lookup fails.
10521 (common_handle_option): Remove OPT_m case.
10523 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10525 * builtins.c (fold_builtin_bitop): Take decomposed arguments
10527 (fold_builtin_1): Update a call to fold_builtin_bitop.
10529 * builtins.c (fold_builtin_signbit): Take decomposed arguments
10531 (fold_builtin_1): Update a call to fold_builtin_signbit.
10533 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
10535 PR tree-optimization/20474
10536 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
10537 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
10539 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
10541 * config/h8300/h8300-protos.h: Remove prototypes for
10542 general_operand_src, general_operand_dst, single_one_operand,
10543 single_zero_operand, call_insn_operand,
10544 two_insn_adds_subs_operand, small_call_insn_operand,
10545 jump_address_operand, bit_operand, bit_memory_operand,
10546 stack_pointer_operand, const_int_gt_2_operand,
10547 const_int_ge_8_operand, const_int_qi_operand,
10548 const_int_hi_operand, incdec_operand, bit_operator,
10549 nshift_operator, eqne_operator, gtle_operator,
10550 gtuleu_operator, iorxor_operator.
10551 Add prototypes for h8sx_shift_type h8sx_classify_shift and
10552 h8300_ldm_stm_parallel.
10553 * config/h8300/h8300.c (h8sx_shift_type,): Move to
10555 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
10556 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
10557 (h8300_ldm_stm_parallel): Make it extern.
10558 (h8300_ldm_parallel, h8300_stm_parallel,
10559 h8300_return_parallel, general_operand_src,
10560 general_operand_dst, h8300_dst_operand, h8300_src_operand,
10561 nibble_operand, reg_or_nibble_operand, single_one_operand,
10562 single_zero_operand, call_insn_operand,
10563 two_insn_adds_subs_operand, small_call_insn_operand,
10564 jump_address_operand, bit_operand, bit_memory_operand,
10565 stack_pointer_operand, const_int_gt_2_operand,
10566 const_int_ge_8_operand, const_int_qi_operand,
10567 const_int_hi_operand, incdec_operand, eqne_operator,
10568 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
10569 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
10570 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
10571 nshift_operator): Move to predicates.md.
10572 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
10573 * config/h8300/h8300.md: Include predicates.md.
10574 * config/h8300/predicates.md: New.
10576 2005-03-17 Richard Henderson <rth@redhat.com>
10578 * config.gcc (ia64*-*-hpux*): Add extra_options.
10579 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
10580 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
10581 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
10582 (ia64_tls_size_string, ia64_tune_string): Remove.
10583 (ia64_tune): Init to PROCESSOR_ITANIUM2.
10584 (TARGET_DEFAULT_TARGET_FLAGS): New.
10585 (TARGET_HANDLE_OPTION): New.
10586 (ia64_override_options): Move options parsing ...
10587 (ia64_handle_option): ... here. New.
10588 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
10589 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
10590 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
10591 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
10592 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
10593 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
10594 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
10595 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
10596 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
10597 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
10598 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
10599 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
10600 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
10601 TARGET_EARLY_STOP_BITS): Remove.
10602 (TARGET_ILP32): Default false.
10603 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
10604 (enum ia64_inline_type): New.
10605 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
10606 * config/ia64/ia64.md: Update for new definitions of
10607 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
10608 * config/ia64/ia64.opt: New file.
10609 * config/ia64/ilp32.opt: New file.
10611 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
10614 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
10616 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
10618 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
10619 instead of MASK_H8300S.
10620 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
10621 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
10622 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
10623 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
10624 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
10625 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
10626 TARGET_SWITCHES): Remove.
10627 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
10629 * config/h8300/h8300.opt: New.
10631 * config/alpha/alpha.opt, config/arc/arc.opt,
10632 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
10635 2005-03-17 Ian Lance Taylor <ian@airs.com>
10639 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
10641 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
10642 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
10643 (TARGET_HANDLE_OPTION): Override default.
10644 (arc_handle_option): New function.
10645 (arc_init): Remove code to set arch_cpu_string.
10646 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
10647 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
10648 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
10649 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
10650 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
10651 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
10652 (arc_rodata_string, TARGET_OPTIONS): Delete.
10653 * config/arc/arc.opt: New file.
10655 2005-03-17 Richard Henderson <rth@redhat.com>
10657 * doc/extend.texi (Weak Pragmas): New section.
10658 (attribute alias): Clarify that target must be in the same
10661 2005-03-17 Richard Henderson <rth@redhat.com>
10663 * config/alpha/alpha.opt: New file.
10664 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
10666 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
10667 alpha_fprm_string, alpha_fptm_string): Make static.
10668 (alpha_tls_size_string): Remove.
10669 (alpha_handle_option): New.
10670 (override_options): Update for alpha_cpu/alpha_tune split.
10671 (alpha_file_start): Likewise.
10672 (TARGET_DEFAULT_TARGET_FLAGS): New.
10673 (TARGET_HANDLE_OPTION): New.
10674 * config/alpha/alpha.h (alpha_tune): Declare.
10675 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
10676 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
10677 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
10678 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
10679 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
10680 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
10681 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
10682 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
10683 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
10684 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
10685 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
10686 (TARGET_DEFAULT): Remove MASK_FP.
10687 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
10688 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
10689 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
10690 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
10691 alpha_tls_size_string): Remove.
10692 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
10693 (attribute tune): Rename from attribute cpu.
10694 * config/alpha/ev4.md: Update to match.
10695 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
10696 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
10697 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
10698 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
10699 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
10700 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
10702 2005-03-16 James E. Wilson <wilson@specifixinc.com>
10704 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
10705 and return without creating new state if before_nops_num is nonzero.
10706 * config/ia64/ia64.md (first_insn): New attribute.
10707 (alloc): Set it to yes.
10709 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
10711 * tree-vectorizer.c (new_vec_stmt_info): Initialize
10712 STMT_VINFO_SUBVARS to NULL.
10713 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
10715 2005-03-16 Dale Johannesen <dalej@apple.com>
10717 * rtlanal.c (find_first_parameter_load): Rewrite to
10718 return actual first param load or the call if none,
10719 instead of first in block, when not all loads exist.
10721 2005-03-16 Roger Sayle <roger@eyesopen.com>
10723 * optabs.c (expand_copysign_absneg): Make static.
10724 * optabs.h (expand_copysign_absneg): Delete prototype.
10725 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
10727 2005-03-16 Richard Henderson <rth@redhat.com>
10729 PR middle-end/15700
10730 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
10731 (alias_pairs): Rename from output_defs.
10732 (find_decl_and_mark_needed): Split out from assemble_alias.
10733 (do_assemble_alias): New.
10734 (assemble_output_def): Remove.
10735 (finish_aliases_1, finish_aliases_2): New.
10736 (process_pending_assemble_output_defs): Remove.
10737 (assemble_alias): Defer aliases for which we don't yet have a
10738 non-external decl for the target symbol.
10739 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
10740 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
10741 * toplev.c (compile_file): Use finish_aliases_2 instead of
10742 process_pending_assemble_output_defs.
10743 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
10744 (process_pending_assemble_output_defs): Remove.
10746 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
10748 Fix PR tree-optimization/20489
10750 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
10751 for empty structures.
10753 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
10755 Fix PR tree-optimization/20490
10757 * tree-ssa-pre.c (create_expression_by_pieces): Use
10758 force_gimple_operand on result of fold.
10760 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
10762 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
10763 of closing parenthesis.
10765 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
10767 * builtins.c (expand_movstr): Update a call to
10768 fold_builtin_strcpy.
10769 (expand_builtin_strncpy): Update a call to
10770 fold_builtin_strncpy.
10771 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
10772 arguments of CALL_EXPR.
10773 (fold_builtin_1): Update calls to fold_builtin_strcpy and
10774 fold_builtin_strncpy.
10775 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
10776 * tree.h: Update the prototypes of fold_builtin_strcpy and
10777 fold_builtin_strncpy.
10779 2005-03-16 Steven Bosscher <stevenb@suse.de>
10780 Dorit Naishlos <dorit@il.ibm.com>
10782 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
10783 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
10786 2005-03-16 Steven Bosscher <stevenb@suse.de>
10788 * tree-inline.c (walk_type_fields, walk_tree,
10789 walk_tree_without_duplicates): Move from here...
10790 * tree.c: ...to here.
10792 2005-03-15 Zack Weinberg <zack@codesourcery.com>
10794 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
10795 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
10796 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
10797 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
10798 (version): Define using $(BASEVER_c).
10799 (Makefile, config.status, build/gcov-iov.o): No longer depends on
10801 (version.o): Depend on version files; add custom generation command.
10802 (prefix.o): Define BASEVER on command line.
10803 (s-iov): Depend on version files; adjust command.
10804 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
10806 (gcc-vers.texi): New rule.
10807 (doc/%.info, doc/%.dvi): Add -I . to command line.
10808 (doc/gccinstall.dvi): Likewise.
10809 (PACKAGE): Delete. All uses replaced with "gcc".
10810 * aclocal.m4: Do not include gcc-version.m4.
10811 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
10812 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
10813 Set is_release based on contents of DEV-PHASE.
10814 Set gcc_version based on contents of BASE-VER.
10815 Define WIN32_REGISTRY_KEY only if the user overrode the default.
10816 * config.in, configure: Regenerate.
10817 * gccbug.in: Determine version of GCC in use at runtime.
10818 * gcov-iov.c: Get version number and development phase from
10819 command line, not by including version.c.
10820 * intl.c: Replace all uses of PACKAGE with "gcc".
10821 * libada-mk.in: Delete unused "gcc_version" variable.
10822 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
10823 * version.c: (VERSUFFIX): New hook for redistributors; adjust
10824 commentary to match.
10825 (version_string): Put together from pieces.
10826 * config/alpha/x-vms: Do not use $(gcc_version).
10827 * config/i386/t-nwld: Likewise.
10828 * doc/include/gcc-common.texi: Include gcc-vers.texi for
10829 version-GCC and DEVELOPMENT.
10831 2005-03-15 Roger Sayle <roger@eyesopen.com>
10833 PR tree-optimization/17454
10834 * tree.c (tree_size): Add case for TREE_BINFO.
10835 * fold-const.c (fold_checksum_tree): Only clear the overloaded
10836 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
10838 2005-03-15 Roger Sayle <roger@eyesopen.com>
10840 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
10841 op1 whilst expanding the signed widenening multiply variant.
10843 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
10845 * toplev.c (display_target_options): Avoid unused variable warning if
10846 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
10847 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
10848 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
10849 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
10850 (mips_isa_info): New variable.
10851 (mips_parse_cpu): Remove the first argument and leave the caller
10853 (TARGET_HANDLE_OPTION): Override default.
10854 (mips_handle_option): New function. Move option validation code from...
10855 (override_options): ...here. Update calls to mips_parse_cpu.
10856 * config/mips/mips.h (mips_arch_string, mips_tune_string)
10857 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
10858 (SUBTARGET_TARGET_OPTIONS): Delete.
10859 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
10860 (mno-flush-func, mtune=): New options.
10862 2005-03-15 Roger Sayle <roger@eyesopen.com>
10863 Richard Henderson <rth@redhat.com>
10865 * real.c (c4x_single_format, c4x_extended_format): Provide values
10866 for signbit_ro for c4x's single and extended floating point formats.
10867 * optabs.c (expand_copysign): Use the floating point format's
10868 signbit_ro for expanding via expand_copysign_absneg, and it's
10869 signbit_rw field for expanding via expand_copysign_bit.
10871 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
10873 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
10874 known_alignment_for_access_p.
10875 (known_alignment_for_access_p): New.
10876 (do_peeling_for_alignment): Field made int instead of bool and renamed
10877 to peeling_for_alignment.
10878 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
10879 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
10880 functionality used to be in vect_analyze_operations.
10881 (vect_analyze_operations): Code to determine vectorization factor was
10882 moved to vect_determine_vectorization_factor.
10883 (vect_enhance_data_refs_alignment): Update to correct alignment when it
10884 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
10886 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
10887 be part of vect_analyze_operations).
10888 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
10889 creating the guard condition, as the number of iterations may be
10891 (slpeel_tree_peel_loop_to_edge): Use new name of
10892 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
10893 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
10894 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
10895 (vect_do_peeling_for_alignment): Use fold.
10896 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
10898 (vect_update_inits_of_dr): Renamed to
10899 vect_update_init_of_dr.
10900 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
10901 (vectorizable_store): Fix assertion to use == instead of =.
10903 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
10905 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
10906 call_used_regs for wCG registers.
10908 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
10910 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
10911 for non-offsettable memory references to cope with outstanding reload
10912 replacements, take 2.
10914 2005-03-15 Uros Bizjak <uros@kss-loka.si>
10917 * config/i386/i386.h (x86_fisttp): New.
10918 (TARGET_FISTTP): New macro.
10919 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
10920 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
10921 instruction when fisttp flag is set.
10922 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
10924 * config/i386/i386.md (type attribute): Add fisttp.
10925 (unit attribute): Set to i387 for fisttp type.
10926 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
10927 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
10929 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
10930 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
10932 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
10933 patterns for TARGET_FISTTP. Enable patterns for
10934 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
10935 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
10936 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
10937 implement fisttp x87 insn.
10938 (fix_trunc*_i387_fisttp splitters): New patterns.
10939 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
10940 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
10941 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
10943 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
10944 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
10945 Implement using mode macros. Disable patterns for TARGET_FISTTP.
10946 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
10947 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
10948 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
10949 Disable patterns for TARGET_FISTTP.
10950 (fix_trunc*_i387 splitters): Implement usign mode macros.
10951 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
10952 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
10953 (fix_trunx*_sse peephole2s): Implement using mode macros.
10955 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
10957 PR rtl-optimization/20291
10958 * combine.c (try_combine): If splitting fails, re-try with
10959 original combined pattern, i.e. before clobber stripping.
10961 2005-03-14 Eric Christopher <echristo@redhat.com>
10963 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
10964 STACK_GROWS_DOWNWARD.
10966 2005-03-14 Roger Sayle <roger@eyesopen.com>
10968 * real.h (struct real_format): Split the signbit field into two
10969 two fields, signbit_ro and signbit_rw.
10970 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
10971 mips_double_format, ieee_extended_motorola_format,
10972 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
10973 ieee_extended_intel_128_format, ibm_extended_format,
10974 mips_extended_format, ieee_quad_format, mips_quad_format,
10975 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
10976 i370_double_format, c4x_single_format, c4x_extended_format,
10977 real_internal_format): Update initializers for new field.
10978 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
10979 real_format structure.
10980 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
10981 field of the real_format structure.
10983 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
10985 Fix PR tree-optimization/20458
10987 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
10988 DECL_EXTERNAL on STRUCT_FIELD tags.
10989 (clear_call_clobbered): Ditto.
10990 * tree-ssa-operands.c (note_addressable): Make sure the original
10991 variable doesn't slip into the addressable list if we have
10993 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
10996 2005-03-14 Geoffrey Keating <geoffk@apple.com>
10998 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
10999 (-fwide-exec-charset): Likewise.
11000 (-finput-charset): Likewise.
11001 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
11002 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
11003 * c.opt (Wnormalized): New.
11005 2005-03-14 Devang Patel <dpatel@apple.com>
11007 * doc/invoke.texi: Add reference to Visibility document.
11009 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
11011 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
11012 MASK_SPLIT_ADDRESSES.
11013 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
11014 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
11015 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
11016 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
11017 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
11018 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
11019 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
11020 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
11021 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
11022 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
11023 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
11024 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
11025 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
11026 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
11027 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
11028 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
11029 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
11030 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
11031 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
11032 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
11033 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
11034 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
11035 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
11036 (TARGET_EXPLICIT_RELOCS): Delete.
11037 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
11038 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
11039 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
11040 (override_options): Set MASK_LONG64 if -mint64 is given and no
11041 -mlongXX option is. Complain about -mint64 -mlong32.
11042 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
11043 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
11044 * config/mips/mips.opt: New file.
11046 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
11048 * config.gcc (extra_options): New variable for listing option files.
11049 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
11050 * configure.ac (extra_opt_files): New AC_SUBST variable.
11051 (tm_file_list, tm_include_list): Include options.h first.
11052 * configure: Regenerate.
11053 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
11054 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
11055 (s-options-h): New rule.
11056 (options.h): Depend on it.
11057 (TEXI_GCCINT_FILES): Add options.texi.
11058 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
11059 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
11060 * target.h (gcc_target): Add default_target_flags and handle_option.
11061 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
11062 (TARGET_HANDLE_OPTION): New macros.
11063 (TARGET_INITIALIZER): Include them.
11064 * opt-functions.awk (opt_args, nth_arg): New functions.
11065 (switch_flags): Handle the "Target" flag.
11066 (var_args): Delete.
11067 (var_name): Use opt_args and nth_arg.
11068 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
11069 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
11070 macros for the "Mask" and "InverseMask" options.
11071 * opts.h (cl_var_cond): New enum.
11072 (cl_option): Replace the "has_set_value" and "set_value" fields with
11073 "var_cond" and "var_value".
11074 (CL_TARGET): New macro.
11075 (option_enabled, print_filtered_help): Declare.
11076 (decode_options): Move definition.
11077 * opts.c (handle_option): Search for the original option before
11078 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
11079 var_cond and var_value fields. Use targetm.handle_option to handle
11081 (decode_options): Set target_flags to targetm.default_target_flags.
11082 (print_filtered_help): Make global. Handle CL_TARGET.
11083 (option_enabled): New function.
11084 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
11085 (display_target_options, set_target_switch, print_switch_values)
11086 (default_pch_valid_p): Guard uses of target_switches with
11087 #ifdef TARGET_SWITCHES. Also...
11088 (display_target_options): Display the CL_TARGET entries in cl_options.
11089 (set_target_option): Don't complain about the "" option when
11090 TARGET_SWITCHES is undefined.
11091 (print_switch_values): Use option_enabled.
11092 (default_pch_valid_p): Check cl_options[] when looking for something
11093 that has changed the value of target_flags.
11094 * c.opt: Remove documentation from top of file.
11095 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
11096 * doc/sourecebuild.texi: Refer to the new options documentation
11097 instead of c.opt. Document machine-specific .opt files.
11098 * doc/tm.texi (target_flags): Say that this variable is declared
11100 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
11101 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
11103 * doc/options.texi: New file.
11105 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
11107 PR middle-end/18628
11108 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
11111 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
11114 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
11115 temporary variable of pointer type if an lvalues is required.
11116 (gimplify_modify_expr_rhs): Request an rvalue from it.
11117 (gimplify_expr): Pass fallback on.
11119 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11121 * cfgbuild.c: Update comments.
11123 2005-03-14 Roger Sayle <roger@eyesopen.com>
11125 PR rtl-optimization/17236
11126 * optabs.c (expand_doubleword_mult): New helper function split out
11127 from expand_binop. Permute the order in which instructions are
11128 emitted to minimize the number of simultaneously live registers.
11129 (expand_binop): Call expand_doubleword_mult to synthesize a double
11130 word multiplication.
11132 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11134 * basic-block.h: Update the prototypes of cached_make_edge and
11136 * cfg.c (cached_make_edge): Take edge_cache representing one
11137 row of the adjacency matrix of edges.
11138 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
11139 (make_edges): Initialize edge_cache to represent one row of
11140 the adjacency matrix of edges.
11142 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11144 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
11146 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
11147 Remove unused removed_phis variable.
11148 (conditional_replacement): Use build1/build2.
11149 (abs_replacement): Use last_and_only_stmt and build1/build2.
11151 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11153 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
11154 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
11155 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
11156 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
11157 * c-common.c (handle_novops_attribute): New function.
11158 (c_common_attribute_table): Add "no vops" entry.
11159 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
11160 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
11161 * tree-ssa-operands.c (get_call_expr_operands): Do not
11162 create virtual operands for calls with ECF_NOVOPS flag.
11163 * tree.h (DECL_IS_NOVOPS): New macro.
11164 (struct tree_decl): Add novops_flag.
11165 (ECF_NOVOPS): New constant.
11167 2005-03-14 Uros Bizjak <uros@kss-loka.si>
11170 * config/i386/i386.c (x86_use_himode_fiop): New.
11171 (x86_use_simode_fiop): Rename from x86_use_fiop.
11172 * config/i386/i386.h (x86_use_himode_fiop): Declare.
11173 (TARGET_USE_HIMODE_FIOP): New.
11174 (x86_use_simode_fiop): Rename from x86_use_fiop.
11175 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
11177 * config/i386/i386.md (X87MODEI12): New mode macro define.
11178 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
11179 to implement x87 FP compare with HImode input operands.
11180 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
11181 Use X87MODEI12 mode macro to handle HImode input operands.
11182 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
11183 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
11184 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
11185 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
11186 macro to implement x87 operators with HImode input operands.
11187 (fop splitters): Use X87MODEI12 mode macro to handle HImode
11190 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11192 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
11194 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
11195 constants invariant.
11197 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11199 * basic-block.h (BB_VISITED): Removed.
11200 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
11202 2005-03-14 Falk Hueffner <falk@debian.org>
11205 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
11207 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11209 * ggc-zone.c: Fix comment typos.
11211 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
11212 stringpool.c, config/mips/mips-protos.h: Update copyright.
11214 2005-03-14 Alan Modra <amodra@bigpond.net.au>
11216 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
11217 throughout with its typedef, "rtx".
11218 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
11219 (rs6000_tls_symbol_ref_1): Remove inline keyword.
11220 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
11221 regs in comment to match code.
11223 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11225 * except.c (check_handled): Make it static.
11226 * except.h: Remove the corresponding prototype.
11228 * function.c (get_func_frame_size): Make it static.
11229 * function.h: Remove the corresponding type.
11231 * regclass.c (reg_class_superclasses, reg_class_subclasses):
11233 * hard-reg-set.h: Remove the corresponding declarations.
11235 * tree-cfg.c (verify_stmts): Check that
11236 bb_for_stmt (stmt) == bb for every PHI node and statement.
11238 2005-03-14 Alan Modra <amodra@bigpond.net.au>
11240 * config.gcc: Remove excess indentation.
11241 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
11243 2005-03-13 Roger Sayle <roger@eyesopen.com>
11245 PR middle-end/19331
11246 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
11247 * fold-const.c (fold_sign_changed_comparison): Likewise.
11248 (fold_binary): Optimize comparisons against widened operands if
11249 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
11251 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
11253 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
11254 (sparc_override_options): Initialize it.
11255 (sparc_struct_value_rtx): Set it on the MEM to be returned.
11257 2005-03-13 David Edelsohn <edelsohn@gnu.org>
11259 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
11260 (reg_or_none500mem_operand): New predicate.
11261 (zero_reg_mem_operand): New predicate.
11262 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
11263 to reg_or_none500mem_operand.
11264 (extendsfdf2_fpr): Add MEM alternative.
11265 (extenddftf2_internal): Change operand2 predicate to
11266 zero_reg_mem_operand.
11268 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11270 * ggc-zone.c: Rewritten.
11272 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
11274 * configure.ac: Define GGC_ZONE for --with-gc=zone.
11275 * config.in: Regenerated.
11276 * configure: Regenerated.
11277 * gengtype.c (write_types_process_field, write_func_for_structure):
11278 Pass new argument to gt_pch_note_object.
11279 * ggc-common.c (struct ptr_data): Add TYPE.
11280 (gt_pch_note_object): Take TYPE argument and save it.
11281 (call_count): Update call to ggc_pch_count_object.
11282 (call_alloc): Update call to ggc_pch_alloc_object.
11283 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
11285 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
11286 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
11287 (ggc_alloc_zone_stat): Delete.
11288 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
11289 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
11290 (ggc_pch_alloc_object): Update prototypes.
11291 (garbage_zone): Delete.
11292 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
11293 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
11295 (tree_id_zone): New variable.
11296 (ggc_alloc_cleared_zone): Remove unused.
11297 (ggc_alloc_zone): Define.
11298 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
11299 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
11300 ggc_alloc_zone_stat.
11301 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
11302 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
11303 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
11304 (make_node_stat): Likewise. Use tree_id_zone.
11306 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11307 Joseph S. Myers <joseph@codesourcery.com>
11309 * configure.ac: Check for MIPS TLS.
11310 * configure: Regenerated.
11311 * config/mips/mips-protos.h (enum mips_symbol_type): Add
11312 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
11313 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
11314 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
11315 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
11316 (mips_classify_symbol, mips_symbolic_constant_p)
11317 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
11318 (mips_tls_operand_p, mips_call_tls_get_addr)
11319 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
11320 (mips_tls_symbol_ref_1): New functions.
11321 (mips_legitimize_address, mips_legitimize_const_move): Call
11322 mips_legitimize_tls_address.
11323 (override_options): Handle V1_REG and TLS symbols. Disable TLS
11325 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
11326 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
11327 (mips_char_to_class): Document V1_REG.
11328 (HAVE_AS_TLS): Provide default.
11329 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
11331 (load_got<mode>): Renamed from *load_got<mode>. Allow when
11333 (tls_get_tp_<mode>): New instruction.
11335 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11337 * configure.ac: Update checks for target tools.
11338 * configure: Regenerated.
11340 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11342 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
11344 2005-03-13 Roger Sayle <roger@eyesopen.com>
11346 * expmed.c (expand_mult): Use synthetic multiplication sequences for
11347 more classes of DImode multiplication by constant. Allow both
11348 multiplication by small negative constants (by performing a
11349 multiplication by a positive constant and negating the result) and
11350 multiplications by large powers of two, by using a left shift.
11352 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
11354 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
11355 of basic blocks into work_stack.
11357 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
11358 config/mips/vr.h: Update copyright.
11360 * c-decl.c (c_init_decl_processing): Remove useless calls to
11361 build_function_type.
11363 * builtins.c (fold_trunc_transparent_mathfn,
11364 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
11365 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11366 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
11367 fold_builtin_strcpy, fold_builtin_strncpy,
11368 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
11371 * builtins.c (expand_builtin_mathfn_3): Remove local variable
11374 * lambda-code.c (lambda_compute_auxillary_space): Remove local
11375 variable determinant.
11377 * tree-cfg.c (group_case_labels): Remove local variable type.
11379 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
11382 * tree-ssa-phiopt.c (value_replacement): Remove local variable
11385 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
11388 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
11389 (*movmemqi_insn): Delete.
11390 (*movmemhi): Delete.
11392 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
11394 * builtins.c (fold_builtin_classify): Take decomposed
11395 arguments of CALL_EXPR.
11396 (fold_builtin_1): Update a call to fold_builtin_classify.
11398 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
11401 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
11402 through into call to parser_xref_tag after parse error.
11403 (c_parser_struct_declaration): Consistently return NULL_TREE on
11406 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
11408 * tree-flow-inline.h (ref_contains_array_ref): New function.
11409 (lookup_subvars_for_var): Ditto.
11410 (get_subvars_for_var): Ditto.
11411 (var_can_have_subvars): Ditto.
11413 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
11414 (struct subvar): New type.
11416 * tree-dfa.c (okay_component_ref_for_subvars): New function.
11418 * tree-optimize.c (init_tree_optimization_passes): Call
11419 pass_create_structure_vars.
11421 * tree-ssa-alias.c: Include vec.h.
11422 (init_alias_info): Don't auto-clear call clobbered on struct-field
11424 (compute_flow_insensitive_aliasing): Handle subvars.
11425 (group_aliases): Handle STRUCT_FIELD aliases.
11426 (setup_pointers_and_addressables): Ditto.
11427 Don't mark variables non-addressable if they still have
11428 addressable subvars.
11429 Also mark subvars addressable when the real variable is marked
11431 (add_pointed_to_var): Try to prune the pointed-to set by only
11432 pointing to subvars when possible.
11433 Otherwise, make sure we set addresses_needed and pt_vars to
11434 properly include subvars.
11435 (bitpos_of_field): New function.
11436 (push_fields_onto_fieldstack): Ditto.
11437 (get_or_create_used_part_for): Ditto.
11438 (create_overlap_variables_for): Ditto.
11439 (find_used_portions): Ditto.
11440 (create_structure_vars): Ditto.
11441 (pass_create_structure_vars): New structure.
11443 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
11444 (get_expr_operands): Handle subvars. Also try to turn
11445 COMPONENT_REF accesses into must-defs now that we can accurately
11447 (note_addressable): Try to only mark as addressable those subvars
11448 we know a COMPONENT_REF touches.
11449 (overlap_subvar): New function.
11451 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
11452 Handle subvar storing.
11453 (vect_address_analysis): Update caller of vect_object_analysis.
11455 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
11457 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
11458 (STMT_VINFO_SUBVARS): New macro.
11460 * common.opts: add flag_tree_salias.
11462 * opts.c (decode_options): flag_tree_salias defaults to on.
11464 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
11466 * doc/tree-ssa.texi: Document structural alias analysis.
11468 2005-03-12 Steven Bosscher <stevenb@suse.de>
11470 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
11471 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
11472 * tree-ssa-operands.c (get_expr_operands): Likewise.
11473 (get_expr_operands): Likewise for ERROR_MARK.
11475 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
11477 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
11480 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
11483 * tree-ssa-pre.c (compute_avail): Remove local variable val.
11484 (mark_operand_necessary): Remove local variable ver.
11486 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
11487 variable prefix_len.
11489 * value-prof.c (mod_subtract_transform): Remove local variable
11492 * builtins.c (fold_builtin_exponent): Take decomposed
11493 arguments of CALL_EXPR.
11494 (fold_builtin_1): Update a call to fold_builtin_exponent.
11496 * builtins.c (fold_builtin_logarithm): Take decomposed
11497 arguments of CALL_EXPR.
11498 (fold_builtin_1): Update a call to fold_builtin_logarithm.
11500 * c-decl.c (c_init_decl_processing): Remove local variables
11501 ptr_ftype_void and ptr_ftype_ptr.
11503 * gimplify.c (gimplify_expr): Remove local variables r0 and
11506 * reg-stack.c (move_for_stack_reg): Remove local variable
11508 (compare_for_stack_reg): Remove local variable flags_user.
11509 (convert_regs_1): Remove local variable deleted.
11511 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
11513 (combine_blocks): Remove local variables exits and new_e.
11515 * tree-inline.c (expand_call_inline): Remove local variable
11518 * tree-ssa-live.c (create_ssa_var_map,
11519 calculate_live_on_entry): Remove local variable snn.
11521 2005-03-12 Geoffrey Keating <geoffk@apple.com>
11523 * c-lex.c (c_lex_with_flags): Add parameter to call to
11526 2005-03-11 Per Bothner <per@bothner.com>
11528 * c-tree.h (struct c_declarator): New id_loc field.
11529 * c-pragma.h (c_lex_with_flags): Take position reference.
11530 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
11531 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
11532 (c_lex): Pass dummy location to c_lex_with_flags.
11533 * c-parser.c (c_lex_one_token): Set c_token's location using
11534 c_lex_with_flags, instead of input_location, which might be "ahead".
11535 (c_parser_direct_declarator): Set declarator's id_loc from
11537 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
11538 declarator's id_loc, rather than probably-imprecise input_location.
11539 (build_id_declarator): Initialize c_declarator's id_loc field.
11541 2005-03-11 Roger Sayle <roger@eyesopen.com>
11543 PR middle-end/20419
11544 * builtins.c (expand_builtin_signbit): Force the signbit's word
11545 into an integer register to avoid SUBREGs of floating point modes.
11547 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
11549 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
11550 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
11551 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
11552 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
11554 2005-03-11 David Edelsohn <edelsohn@gnu.org>
11556 PR rtl-optimization/20306
11557 * expr.c (emit_move_complex): Set try_int false if mode is
11558 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
11559 emit_block_move if try_int is true.
11561 2005-03-11 Richard Henderson <rth@redhat.com>
11564 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
11565 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
11568 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
11570 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
11571 (TARGET_FIX_VR4130): New macro.
11572 (TARGET_OPTIONS): Add -mfix-vr4130.
11573 (ISA_HAS_MACCHI): New macro.
11574 (ASM_SPEC): Add -mfix-vr4130.
11575 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
11576 (override_options): Handle mips_fix_vr4130_string.
11577 (mips_avoid_hazards): Clear all_noreorder_p
11578 if we're working around VR4130 errata and the macc alternatives
11580 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
11581 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
11582 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
11583 (MULTILIB_DEFAULTS): Remove leading "march=".
11584 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
11585 if no architecture option is given.
11586 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
11588 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
11589 * doc/invoke.texi: Document -mfix-vr4130.
11591 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
11593 * config/mips/mips.c (override_options): Only warn about -mint64
11594 deprecation if TARGET_INT64.
11596 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11598 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
11599 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
11600 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
11601 are non-specific regarding the nonnull parameter positions.
11602 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
11603 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
11604 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
11605 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
11607 * builtins.def: Use the non-specific "nonnull" attibute lists.
11609 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
11611 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
11612 single_pred_edge, single_succ, single_pred): Improve comments.
11614 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
11616 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
11617 single_pred_edge, single_succ, single_pred): New inline functions.
11618 * bb-reorder.c (rotate_loop, find_traces_1_round,
11619 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
11620 duplicate_computed_gotos): Use the single_succ/pred functions.
11621 * cfganal.c (forwarder_block_p): Ditto.
11622 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
11623 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
11624 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
11625 merge_seq_blocks): Ditto.
11626 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
11627 * cfglayout.c (fixup_reorder_chain): Ditto.
11628 * cfgloop.c (mark_single_exit_loops, update_latch_info,
11629 canonicalize_loop_headers, verify_loop_structure): Ditto.
11630 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
11631 mfb_update_loops, create_preheader, force_single_succ_latches,
11632 create_loop_notes): Ditto.
11633 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
11634 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
11635 commit_one_edge_insertion, purge_dead_edges,
11636 cfg_layout_can_merge_blocks_p): Ditto.
11637 * except.c (sjlj_emit_function_enter): Ditto.
11638 * flow.c (init_propagate_block_info): Ditto.
11639 * function.c (thread_prologue_and_epilogue_insns): Ditto.
11640 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
11641 insert_insn_end_bb): Ditto.
11642 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
11643 find_if_case_2): Ditto.
11644 * lambda-code.c (perfect_nestify): Ditto.
11645 * lcm.c (optimize_mode_switching): Ditto.
11646 * loop-doloop.c (doloop_modify): Ditto.
11647 * loop-init.c (loop_optimizer_init): Ditto.
11648 * loop-iv.c (simplify_using_initial_values): Ditto.
11649 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
11650 * loop-unswitch.c (unswitch_loop): Ditto.
11651 * modulo-sched.c (generate_prolog_epilog): Ditto.
11652 * predict.c (combine_predictions_for_insn, estimate_probability,
11653 tree_estimate_probability, last_basic_block_p,
11654 estimate_bb_frequencies): Ditto.
11655 * profile.c (branch_prob): Ditto.
11656 * regrename.c (copyprop_hardreg_forward): Ditto.
11657 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
11658 * tracer.c (layout_superblocks): Ditto.
11659 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
11660 cfg_remove_useless_stmts_bb, cleanup_control_flow,
11661 cleanup_control_expr_graph, disband_implicit_edges,
11662 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
11663 tree_verify_flow_info, tree_make_forwarder_block,
11664 tree_forwarder_block_p, remove_forwarder_block,
11665 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
11666 * tree-if-conv.c (tree_if_conversion): Ditto.
11667 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11668 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
11669 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
11670 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
11671 copy_loop_headers): Ditto.
11672 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
11673 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
11674 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
11675 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
11676 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
11677 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
11678 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
11679 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
11680 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
11681 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
11682 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
11683 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
11684 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
11685 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
11686 slpeel_add_loop_guard): Ditto.
11688 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
11690 PR tree-optimization/15784
11691 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11694 * stmt.c (expand_case): Don't change index_type. Convert minval
11695 to the proper type.
11697 PR tree-optimization/20130
11698 * fold-const.c (fold): Fold x * -1 into -x.
11700 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
11702 PR rtl-optimization/20331
11703 * rtlanal.c (modified_between_p): Check its address first for MEM.
11704 (modified_in_p): Likewise.
11706 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
11708 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
11710 2005-03-10 Steven Bosscher <stevenb@suse.de>
11712 * expr.c (expand_expr_real_1): If possible, use a conditional
11713 move for expanding MIN_EXPR and MAX_EXPR.
11714 Use temp for moving around rtx-en.
11716 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
11719 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
11722 2005-03-10 Roger Sayle <roger@eyesopen.com>
11724 * builtins.c (expand_builtin_signbit): Extend to handle floating
11725 point modes wider than the largest integer type, using the
11726 operand_subword_force function to obtain the signbit's word.
11728 2005-03-10 Jakub Jelinek <jakub@redhat.com>
11731 * combine.c (try_combine): If recog_for_combine added CLOBBERs
11732 to NEWI2PAT, fail to combine if they are used by NEWPAT.
11734 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
11736 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
11738 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
11740 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
11742 (perform_edge_inserts): Unconditionally call
11743 free_dominator_info.
11745 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
11747 2005-03-10 Bob Wilson <bob.wilson@acm.org>
11749 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
11751 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
11753 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
11755 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
11757 (rtl_register_value_prof_hooks,
11758 tree_value_profile_transformations,
11759 tree_register_value_prof_hooks): Likewise.
11760 * var-tracking.c (stack_adjust_offset_pre_post,
11761 variable_htab_free, variable_union, dataflow_set_different_2,
11762 count_uses, variable_was_changed, set_frame_base_location,
11763 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
11764 vt_add_function_parameters): Likewise.
11765 * varasm.c (named_section_real, named_section, make_decl_rtl,
11766 asm_emit_uninitialised, assemble_integer, decode_addr_const,
11767 const_hash_1, compare_constant, copy_constant, force_const_mem,
11768 output_constant_pool_2, output_constant_pool_1, output_constant,
11769 output_constructor, make_decl_one_only, decl_tls_model,
11770 default_no_named_section, default_elf_select_section_1,
11771 default_unique_section_1): Likewise.
11772 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
11773 * vmsdbgout.c (addr_const_to_string): Likewise.
11776 * function.c (struct assign_parm_data_one): Remove last_named
11778 (assign_parm_find_data_types): Don't determine last_named.
11779 Reorder named_parm determination.
11780 (assign_parms): Only setup varargs on the last non-varadic
11783 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
11785 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
11786 sda base address on medium model.
11788 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
11790 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
11791 * cfgloop.c (flow_loop_nodes_find): Export.
11792 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
11794 * cfgloopmanip.c (fix_loop_structure): New function.
11795 * predict.c (predict_loops): Clean up the loops information.
11796 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
11797 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
11799 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
11800 (rewrite_into_loop_closed_ssa): Declaration changed.
11801 * tree-loop-linear.c (linear_transform_loops): Add argument to
11802 rewrite_into_loop_closed_ssa call.
11803 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
11804 * tree-ssa-loop-im.c (move_computations): Ditto.
11805 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
11806 * tree-vectorizer.c (vectorize_loops): Ditto.
11807 * tree-optimize.c: Include cfgloop.h.
11808 (execute_todo): Choose whether to call cleanup_tree_cfg or
11809 cleanup_tree_cfg_loop.
11810 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
11811 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
11812 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
11813 cleanup_tree_cfg_loop call.
11814 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
11815 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
11816 work on part of cfg.
11818 2005-03-10 Jakub Jelinek <jakub@redhat.com>
11820 PR inline-asm/20314
11821 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
11822 with multiple alternatives.
11824 * stmt.c (parse_output_constraint): Fix a typo.
11826 2005-03-09 Bob Wilson <bob.wilson@acm.org>
11828 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
11829 assembly directive instead of deprecated "no-generics".
11831 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
11833 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
11834 for non-offsettable memory references to cope with outstanding reload
11836 * config/s390/s390.md ("reload_outti"): Call find_replacement to
11837 avoid losing outstanding address reloads.
11838 ("reload_outdi", "reload_outdf"): Likewise.
11840 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11842 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
11843 code. Add more cbrt transformations.
11845 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11847 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
11849 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
11851 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
11852 NULL_TREE when a given tree is not simplified.
11853 (fold): Return the original tree when any of the functions
11854 mentioned above NULL_TREE.
11856 * fold-const.c (fold_unary, fold_binary): Take decomposed
11857 arguments, code, type, op0, and op1 in case of fold_binary.
11858 (fold): Update calls to fold_unary and fold_binary.
11860 2005-03-09 Roger Sayle <roger@eyesopen.com>
11862 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
11863 a fndecl and an arglist instead of a CALL_EXPR, exp.
11865 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
11867 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
11869 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
11871 * expr.c (expand_assignment): Remove orig_to_rtx.
11873 * fold-const.c (int_const_binop): Remove no_overflow.
11875 * ifcvt.c (noce_emit_move_insn): Remove inmode.
11877 * loop-iv.c (get_biv_step_1): Remove lhs.
11879 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
11881 * real.c (real_nan): Remove neg.
11883 * function.c (thread_prologue_and_epilogue_insns): Remove i
11886 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
11889 * tree-eh.c (tree_could_trap_p): Remove idx.
11891 * tree-into-ssa.c (ann): Remove ann.
11893 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
11895 * tree-sra.c (decide_block_copy): Remove inst_count.
11897 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
11899 * tree-ssa-loop-im.c (lhs): Remove.
11901 * cfgbuild.c (state, STATE, SET_STATE,
11902 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
11904 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
11905 (find_basic_blocks): Set the state of each basic block to
11908 2005-03-08 Jeff Law <law@redhat.com>
11910 * tree-cfg.c (cleanup_control_flow): If removal of a computed
11911 goto results in the removal of edges in the CFG, then we need
11912 to recompute dominators.
11914 2005-03-09 Ben Elliston <bje@au.ibm.com>
11916 * c-common.c (c_do_switch_warnings): Comment fix.
11918 2005-03-08 Julian Brown <julian@codesourcery.com>
11920 * Patch from 2005-03-08 reverted for causing regressions and
11921 ppc-darwin bootstrap failure.
11923 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
11925 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
11926 Define the real function for ppc-darwin.
11927 * c-typeck.c (convert_arguments): Check for target-specific
11928 invalid argument call to unprototyped function.
11929 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
11931 * target.h (invalid_arg_for_unprototyped_fn): New field
11933 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
11934 default target hook.
11935 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
11938 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11940 * c-typeck.c (constructor_stack, constructor_range_stack,
11941 initializer_stack): Make them static.
11943 * cfg.c (rbi_pool): Make it static.
11945 * gimple-low.c (lower_stmt_body): Make it static.
11946 * tree-flow.h: Remove the corresponding prototype. Don't
11947 declare lower_data.
11949 * sched-deps.c (cache_size): Make it static.
11951 * stor-layout.c (lang_adjust_rli): Make it static.
11953 2005-03-08 Julian Brown <julian@codesourcery.com>
11955 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
11956 from being used for symbols with vague linkage when
11957 HAVE_GAS_COMDAT_GROUP is true.
11959 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
11961 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
11962 nlabel == JUMP_LABEL (jump).
11964 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11966 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
11967 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
11968 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
11969 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
11971 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
11974 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
11975 * c-common.c (handle_returns_twice): New function.
11976 (c_common_attribute_table): Declare eturns_twice' attribute.
11977 * doc/extend.texi: Document eturns_twice' attribute.
11978 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
11979 (struct tree_decl): Add returns_twice_flag.
11981 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11983 * tree-ssa-phiopt.c: Fix a comment typo.
11985 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
11986 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
11987 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
11990 2005-03-08 Richard Henderson <rth@redhat.com>
11992 * config/alpha/alpha.c (code_for_builtin): Replace special-case
11993 builtin codes with ctzdi2, clzdi2, popcountdi2.
11994 (struct alpha_builtin_def): Add is_const.
11995 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
11996 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
11997 (alpha_init_builtins): Init them. Set nothrow and const attributes
11999 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
12000 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
12001 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
12002 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
12003 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
12004 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
12005 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
12006 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
12007 (TARGET_FOLD_BUILTIN): New.
12008 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
12009 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
12011 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
12013 2005-03-08 Ira Rosen <irar@il.ibm.com>
12015 PR tree-optimization/20122
12016 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
12017 condition of access function instead of base.
12019 2005-03-07 Jeff Law <law@redhat.com>
12020 Steven Bosscher <stevenb@suse.de>
12022 * tree-cfg.c (find_taken_edge_computed_goto): New function.
12023 (find_taken_edge): Call find_taken_edge_computed_goto as
12024 appropriate. Allow any gimple invariant rather than just
12025 INTEGER_CST for VAL.
12026 (cleanup_control_flow): Cleanup a computed goto which has turned
12027 into a simple goto.
12028 (tree_merge_blocks): If block B has any forced labels, move
12029 them to the start of block A.
12030 * tree-ssa-dom.c (thread_across_edge): Allow threading across
12031 computed gotos as well.
12032 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
12033 removal of unnecessary computed gotos too.
12034 (lookup_redirection_data): Fix type of INSERT argument. Callers
12037 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12039 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
12040 Remove trailing spaces.
12042 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
12043 unshare_all_trees): Make them static.
12044 * tree-gimple.h: Remove the corresponding prototypes.
12046 * diagnostic.h: Remove unused prototype
12047 debug_output_buffer.
12048 * modulo-sched.c: Remove unused prototype
12049 set_row_column_for_ps.
12051 * tree-ssa-phiopt.c (tree_ssa_phiopt,
12052 replace_phi_edge_with_variable): Remove unused variable i.
12054 2005-03-07 Per Bothner <per@bothner.com>
12056 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
12058 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
12061 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
12062 bbs on the COND_EXPR instead of the PHI_NODEs.
12063 (candidate_bb_for_phi_optimization): Remove.
12064 (replace_phi_with_stmt): Rename to ...
12065 (replace_phi_edge_with_variable): this and change so that we
12066 replace the phi argument instead of removing the PHI.
12067 (conditional_replacement): Change so we deal with PHI with more
12068 than two arguments.
12069 (value_replacement): Likewise.
12070 (abs_replacement): Likewise.
12072 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
12074 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
12075 output_e500_flip_gt_bit.
12077 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
12079 (rs6000_generate_compare): Fix logic to look at the correct bits.
12080 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
12082 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
12083 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
12084 gen_move_from_CR_gt_bit.
12086 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
12087 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
12088 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
12090 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
12091 (E500_CR_IOR_COMPARE): New constant.
12093 2005-03-08 Earl Chew <earl_chew@agilent.com>
12094 David Billinghurst <David.Billinghurst@riotinto.com>
12096 * config/i386/host-cygwin.c: New file to support precompiled
12098 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
12099 * config.host: Use above files for cygwin host.
12101 2005-03-07 David Edelsohn <edelsohn@gnu.org>
12103 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
12104 ordering ops from earlier change.
12106 2005-03-07 Per Bothner <per@bothner.com>
12108 Various fixes to allow us to again build if --enable-mapped-location:
12109 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
12110 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
12111 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
12112 local variable loc. Change logic appropriately.
12113 * tree-vect-transform.c (vect_finish_stmt_generation): Use
12114 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
12115 * c-parser.c (c_parser_for_statement): Initialize loc variable.
12116 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
12117 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
12119 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
12121 PR rtl-optimization/19683
12122 * reload1.c (choose_reload_regs): Pass the number of bits, not the
12123 number of bytes, to smallest_int_for_mode. Fix arguments to
12124 REG_CANNOT_CHANGE_MODE_P.
12126 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12128 * reorg.c (relax_delay_slots): Check that the jump is
12129 conditional before trying to invert it.
12131 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
12133 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
12136 * calls (stack_arg_under_construction): Make it static.
12138 * flow.c (regs_live_at_setjmp): Make it static.
12139 * flow.h: Remove the corresponding prototype.
12141 * reload1.c (reload_startobj, reload_firstobj,
12142 something_needs_operands_changed, reload_inherited,
12143 reload_inheritance_insn, reload_override_in,
12144 reload_spill_index): Make them static.
12146 * recog.c (verify_changes): Make it static.
12147 * recog.h: Remove the corresponding prototype.
12149 * cfgbuild.c (find_sub_basic_blocks): Remove.
12150 * basic-block.h: Remove the corresponding prototype.
12151 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
12153 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
12155 * tree-ssa-operands.c (check_build_stmt): Remove.
12157 * stor-layout.c (set_alignment): Remove.
12158 * tree.h: Remove the corresponding prototype.
12160 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
12162 * tree-ssa-dce.c (control_dependence_map,
12163 visited_control_parents): Make them static.
12165 * cfghooks.c (verify_flow_info): Remove local variable
12168 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
12171 * loop-unswitch.c (unswitch_loop): Remove local variable src.
12173 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
12175 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
12177 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
12179 * config/ia64/hpux.h (LINK_SPEC): Add -z.
12180 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
12181 PARALLEL for an empty structure.
12183 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
12185 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
12187 * fold-const.c (fold_binary): Unroll the very first "for"
12190 2005-03-06 David Edelsohn <edelsohn@gnu.org>
12192 * config/rs6000/predicates.md (branch_comparison_operator): Remove
12193 redundant match_code test.
12194 (scc_comparison_operator): Swap match_operand and match_code
12196 (branch_positive_comparison_operator): Same.
12197 (trap_comparison_operator): Use comparison_operator and swap with
12200 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
12203 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
12204 (out_movhi_r_mr): Read low byte of volatile MEM first.
12205 (out_movhi_mr_r): Write high byte of volatile MEM first.
12207 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12209 * cselib.c (reg_values, reg_values_size): Make them static.
12211 * cse.c (cse_reg_info_table): Make it static.
12213 * fold-const.c (fold_unary): Use build1 instead of copy_node.
12215 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
12217 * cse.c (find_best_addr): Use canon_for_address.
12219 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
12221 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
12222 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
12223 SUBREG and MEM, respectively.
12225 * fold-const.c (fold_binary): Use code instead of t.
12227 * fold-const.c (optimize_minmax_comparison): Take decomposed
12228 arguments code, type, op0, and op1 instead of t.
12229 (fold_binary): Update a call to optimize_minmax_comparison.
12231 * fold-const.c (fold_range_test): Take decomposed arguments
12232 code, type, op0, and op1 instead of t.
12233 (fold_binary): Update a call to fold_range_test.
12235 * fold-const.c (fold_binary_op_with_conditional_arg): Take
12236 decomposed arguments code, type, op0, and op1 instead of t.
12237 (fold_binary): Update a call to fold_range_test.
12239 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
12241 * fold-const.c (fold_binary): Avoid directly using the original
12242 expression t as much as possible.
12244 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12246 * c-semantics.c (build_stmt): Use TYPE_P instead of
12247 IS_NON_TYPE_CODE_CLASS.
12248 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
12249 (NON_TYPE_CHECK): Use TYPE_P instead of
12250 IS_NON_TYPE_CODE_CLASS.
12252 * fold-const.c (fold): Remove handling of binary expressions.
12254 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
12256 * doc/c-tree.texi: Wrap comments in @r{}.
12257 * doc/cpp.texi: Likewise.
12258 * doc/cppinternals.texi: Likewise.
12259 * doc/extend.texi: Likewise.
12260 * doc/md.texi: Likewise.
12261 * doc/objc.texi: Likewise.
12262 * doc/sourcebuild.texi: Likewise.
12263 * doc/tm.texi: Likewise.
12264 * doc/tree-ssa.texi
12266 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12268 * predict.c (apply_return_prediction): Standardize PHI chain
12270 * tree-ssa.c (ssa_redirect_edge): Likewise.
12272 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
12273 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
12276 * tree-phinodes.c (remove_phi_node): Drop the last argument.
12277 * tree-flow.h: Adjust the prototype for remove_phi_node.
12278 * lambda-code.c (perfect_nestify): Adjust a call to
12281 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
12282 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
12284 * tree-ssa-dce.c (remove_dead_phis): Likewise.
12285 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
12286 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
12287 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
12289 * combine.c (simplify_and_const_int): Use gen_int_mode instead
12290 of GEN_INT (trunc_int_for_mode (...)).
12291 * loop-iv.c (iv_number_of_iterations): Likewise.
12292 * postreload.c (reload_cse_move2add): Likewise.
12293 * simplify-rtx.c (simplify_const_unary_operation,
12294 simplify_const_binary_operation): Likewise.
12295 * stor-layout.c (get_mode_bounds): Likewise.
12297 * fold-const.c (fold_binary): New.
12298 (fold): Call fold_binary on binary expressions.
12300 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
12302 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
12303 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
12304 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
12305 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
12306 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
12308 2005-03-04 Devang Patel <dpatel@apple.com>
12310 PR tree-optimization/18815
12311 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
12312 loops with zero exit edges.
12314 2005-03-04 Devang Patel <dpatel@apple.com>
12316 * doc/invoke.texi: Remove reference to webpage that does not exist.
12318 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
12319 Joseph S. Myers <joseph@codesourcery.com>
12322 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
12323 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
12324 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
12325 * pa.c (get_plabel): Change argument to symbol_ref. Call
12326 maybe_get_identifier instead of get_identifier.
12327 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
12328 (struct deferred_plabel): Replace name field with symbol field.
12329 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
12330 ASM_OUTPUT_EXTERNAL_REAL is defined.
12331 (output_global_address): Use output_addr_const for output of all
12333 (output_deferred_plabels): Use symbol_ref instead of name for address
12335 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
12336 ASM_OUTPUT_SYMBOL_REF): New macros.
12337 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
12339 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
12342 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
12344 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
12345 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
12347 2005-03-04 Jeff Law <law@redhat.com>
12349 * basic-block.h (rediscover_loops_after_threading): Declare.
12350 * tree-ssa-dom.c: Include cfgloop.h.
12351 (tree_ssa_dominator_optimize): Discover loops and some basic
12352 properties. Remove forwarder blocks recreated by loop header
12353 canonicalization. Also mark backedges in the CFG.
12354 * tree-ssa-threadupdate.c: Include cfgloop.h
12355 (rediscover_loops_after_threading): Define.
12356 (struct local_info): New field, JUMP_THREADED.
12357 (prune_undesirable_thread_requests): New function.
12358 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
12359 then record that fact for the callers of redirct_edges.
12360 (thread_block): If BB has incoming backedges, then call
12361 prune_undesirable_thraed_requests. Note when we are
12362 going to have to rediscover loop information. Return a
12363 boolean indicating if any jumps were threaded.
12364 (thread_through_all_blocks): Bubble up boolean indicating
12365 if any jumps were threaded.
12366 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
12367 (tree-ssa-threadupdate.o): Similarly.
12369 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
12371 * fold-const.c (fold_ternary): Unroll the "for" loop to
12374 2005-03-04 Andrew Haley <aph@redhat.com>
12376 * unwind-dw2-fde-glibc.c (struct
12377 unw_eh_callback_data.check_cache): New field.
12378 (frame_hdr_cache): New.
12379 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
12380 Cache frame header info.
12382 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
12384 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
12385 (print_c_condition): Declare.
12386 * read-rtl.c (ptr_loc): New structure.
12387 (ptr_locs, ptr_loc_obstack, joined_conditions)
12388 (joined_conditions_obstack): New variables.
12389 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
12390 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
12391 (join_c_conditions, print_c_condition): New functions.
12392 (apply_macro_to_string): Associate the new string with the same
12393 source location as the old one.
12394 (add_condition_to_string): Use join_c_conditions.
12395 (read_string): Use set_rtx_ptr_loc to record a filename and line
12396 number for the string.
12397 (read_rtx): Initialize the new variables above.
12398 * genattrtab.c (write_test_expr, write_attr_value): Use
12400 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
12401 comment above the GCC_VERSION check.
12402 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
12403 Inline the definition of MAYBE_EVAL.
12404 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
12405 * genoutput.c (process_template): Likewise.
12406 * genpreds.c (write_predicate_subfunction): Likewise.
12407 (write_predicate_expr): Use print_c_condition.
12408 * genrecog.c (write_cond): Likewise.
12409 * gensupport.c (process_rtx): Use join_c_conditions to join the
12410 conditions of a define_insn_and_split. Record a source location
12411 for the string after the "&&".
12412 (alter_test_for_insn): Use join_c_conditions.
12414 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
12417 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
12418 PR tree-optimization/15784
12419 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
12422 2005-03-04 Ben Elliston <bje@au.ibm.com>
12424 * gcc.c (option_map): Add --coverage.
12425 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
12426 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
12427 * config/darwin.h: Pass -lgcov for `coverage'.
12428 * doc/invoke.texi (Debugging Options): Document --coverage.
12430 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
12432 * gcse.c (bypass_block): Use find_edge wherever possible.
12434 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
12438 * c-opts.c (c_common_parse_file): Call start_source_file
12439 and end_source_file at the approriate times.
12441 * dwarf2out.c (dwarf2out_finish): Don't auto-end
12442 the main file, it will be done for us now.
12444 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
12446 * fold-const.c (fold_ternary): New.
12447 (fold): Call fold_ternary on ternary expressions. Remove
12448 handling of ternary expressions.
12450 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
12452 PR tree-optimization/15784
12453 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
12456 2005-03-03 David Edelsohn <edelsohn@gnu.org>
12458 * config/rs6000/predicates.md (branch_comparison_operator):
12459 Convert from C block to conditional format.
12461 2005-03-03 Jan Hubicka <jh@suse.cz>
12463 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
12464 and non-constant public variables.
12466 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
12468 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
12471 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
12474 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
12475 calls to release_ssa_name and release_phi_node.
12477 * fold-const.c (fold): Remove handling of unary expressions.
12479 * fold-const.c (fold_unary): Avoid directly using the original
12480 expression t as much as possible.
12482 2005-03-03 Roger Sayle <roger@eyesopen.com>
12483 Andrew Pinski <pinskia@physics.uc.edu>
12485 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
12486 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
12488 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
12490 Describe special registers SRP and MOF as allocatable registers.
12491 * config/cris/cris.c (cris_md_asm_clobbers): New function.
12492 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
12493 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
12494 TARGET_HAS_MUL_INSNS.
12495 (cris_print_operand) <case 'd'>: New case.
12496 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
12497 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
12499 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
12500 (REG_ALLOC_ORDER): Update for MOF.
12501 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
12503 (GENERAL_REGS): No longer a define of ALL_REGS.
12504 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
12505 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12506 Adjust accordingly.
12507 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
12508 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
12509 (SECONDARY_RELOAD_CLASS): Define.
12510 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
12511 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
12512 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
12513 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
12514 (REGISTER_MOVE_COST): Define.
12515 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
12516 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
12517 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
12518 (CRIS_MOF_REGNUM): New define_constants.
12519 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
12521 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
12523 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
12524 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
12525 Adjust for MOF being properly described as a register.
12526 (indir_to_reg_split): Name this split. Conditionalize on the
12527 destination register being a general register.
12528 (movei): Conditionalize on on operands 0 and 1 having the same
12531 2005-03-03 Alan Modra <amodra@bigpond.net.au>
12534 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
12535 -mcpu to override any other explicitly given flags.
12537 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
12539 * recog.c (verify_changes, confirm_change_group): New functions,
12540 broken out of apply_change_group.
12541 (apply_change_group): Use them.
12542 * recog.h (verify_change, confirm_change_group): Declare.
12543 * rtl.h (redirect_jump_2): Declare.
12544 * jump.c (redirect_exp, invert_exp): Delete.
12545 (invert_exp_1): Take second parameter. Return value. Changed caller.
12546 (redirect_jump_2): New function, broken out of redirect_jump.
12547 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
12548 (invert_jump): Use invert_jump_1 and redirect_jump_2.
12549 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
12551 2005-03-02 Geoffrey Keating <geoffk@apple.com>
12553 * varasm.c (named_section): Use xstrdup rather than doing it by
12556 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
12558 2005-03-02 Devang Patel <dpatel@apple.com>
12560 Undo PR tree-optimization/18815 fix.
12562 2005-03-02 Devang Patel <dpatel@apple.com>
12564 PR tree-optimization/18815
12565 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
12566 loops with zero exit edges.
12568 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
12570 * cfg.c (connect_src, connect_dest, disconnect_src,
12571 disconnct_dest): New.
12572 (unchecked_make_edge, remove_edge, redirect_edge_succ,
12573 redirect_edge_pred): Use the new functions.
12575 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
12576 free_dominance_info only when needed.
12578 2005-03-02 David Edelsohn <edelsohn@gnu.org>
12581 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
12582 (reg_or_sub_cint64_operand): Same.
12584 2005-03-02 Jeff Law <law@redhat.com>
12586 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
12587 CFG_ALTERED in the main DOM iteration loop.
12589 2005-03-02 Mark Mitchell <mark@codesourcery.com>
12592 * varasm.c (initializer_constant_valid_p): Allow conversions
12593 between OFFSET_TYPEs. Tidy.
12595 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
12597 * config/cris/cris.md ("return"): Remove epilogue delay list
12600 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
12602 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
12604 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
12606 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
12608 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
12609 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
12610 config/m68k/m68k.c, config/mips/mips.h,
12611 config/rs6000/rs6000-protos.h, doc/contrib.texi,
12612 doc/include/gcc-common.texi: Update copyright.
12614 PR middle-end/18029 and PR middle-end/18030
12615 * expr.c (optimize_bitfield_assignment_op): Add a special case
12616 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
12618 * fold-const.c (fold_unary): New.
12619 (fold): Call fold_unary on unary expressions.
12621 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
12623 * cgraph.h (struct cgraph_edge): Add prev_caller and
12624 prev_callee fields.
12625 (cgraph_node_remove_callees): Export.
12626 * cgraph.c (cgraph_create_edge): Initialize prev_caller
12628 (cgraph_edge_remove_callee): New function.
12629 (cgraph_edge_remove_caller): Likewise.
12630 (cgraph_remove_edge): Use.
12631 (cgraph_redirect_edge_callee): Likewise.
12632 (cgraph_node_remove_callees): New function.
12633 (cgraph_node_remove_callers): Likewise.
12634 (cgraph_remove_node): Use.
12635 * tree-optimize.c (tree_rest_of_compilation): Use
12636 cgraph_node_remove_callees instead of manual loop.
12637 * cgraphunit.c (cgraph_finalize_function): Likewise.
12638 (cgraph_expand_function): Likewise.
12639 (cgraph_remove_unreachable_nodes): Likewise.
12641 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
12644 * c-tree.h (undeclared_variable, build_external_ref): Add extra
12646 * c-decl.c (undeclared_variable): Take location as argument.
12647 * c-typeck.c (build_external_ref): Likewise.
12648 * c-parser.c (c_parser_postfix_expression): Pass location of
12649 identifier to build_external_ref.
12651 2005-03-01 David Edelsohn <edelsohn@gnu.org>
12653 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
12654 CCEQ mode for branch_positive_comparison_operator test.
12655 * config/rs6000/predicates (branch_comparison_operator): Revert to
12657 (scc_comparison_operator): Same.
12658 (branch_positive_comparison_operator): Same.
12660 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
12662 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
12663 (cris_delay_slots_for_epilogue): Remove.
12664 (save_last): Move into cris_target_asm_function_epilogue.
12665 (cris_target_asm_function_epilogue): Remove tests for file being
12667 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
12668 (cris_delay_slots_for_epilogue): Remove prototypes.
12669 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
12670 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
12672 2005-03-01 David Edelsohn <edelsohn@gnu.org>
12674 * config/rs6000/predicates.md (branch_comparison_operator): Change
12675 to define_special_predicate.
12676 (scc_comparison_operator): Same.
12677 (branch_positive_comparison_operator): Same.
12679 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
12681 * Makefile.in (tree-ssa-sink.o): New.
12682 (OBJS-common): Add tree-ssa-sink.o.
12683 * common.opt: Add -ftree-sink
12684 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
12685 * timevar.def (TV_TREE_SINK): new timevar.
12686 * tree-flow.h (is_hidden_global_store): Prototype.
12687 * tree-optimize.c (init_tree_optimization_passes): Add
12689 * tree-pass.h (pass_sink_code): New.
12690 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
12691 for non-obvious global store store to is_hidden_global_store, and
12692 call that new function.
12693 * tree-ssa-sink.c: New file.
12694 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
12695 * doc/passes.texi: Document forward store motion.
12696 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
12697 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
12698 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
12699 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
12701 2005-03-01 Per Bothner <per@bothner.com>
12703 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
12704 and we have a non-zero column-number, add it to the message.
12705 Also factor out the diagnostic_kind_text.
12707 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12709 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
12710 flow_loop_pre_header_scan, flow_loop_pre_header_find,
12711 flow_loop_scan): Removed.
12712 (flow_loop_dump): Do not dump removed fields.
12713 (flow_loop_free): Do not free removed fields.
12714 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
12715 (loop_exit_edge_p): New function.
12716 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
12717 num_pre_header_edges, entry_edges, num_entries, exit_edges,
12718 num_exits, exits_doms.
12719 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
12720 LOOP_EDGES, LOOP_ALL): Removed.
12721 (flow_loop_scan): Declaration removed.
12722 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
12723 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
12725 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
12726 (if_convert): Call flow_loops_find and flow_loops_free
12727 when calling mark_loop_exit_edges.
12728 * cfgloopanal.c (mark_loop_exit_edges): Moved from
12729 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
12730 free_dominance_info calls.
12731 * loop-init.c (flow_loops_find): Ditto.
12732 * passes.c (rest_of_handle_branch_prob): Ditto.
12733 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
12734 * loop-unroll.c (analyze_insns_in_loop): Do not use
12736 * predict.c (predict_loops): Do not call flow_loop_scan.
12737 Use get_loop_exit_edges.
12738 (tree_estimate_probability): Do not pass flags to flow_loops_find.
12739 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
12740 Do not use EDGE_LOOP_EXIT.
12741 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
12742 to bb_with_exit_edge_p.
12743 (if_convertible_loop_p): Do not call flow_loop_scan. Use
12744 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
12745 to bb_with_exit_edge_p.
12746 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
12748 * tree-loop-linear.c (linear_transform_loops): Do not call
12749 flow_loop_scan. Use loop->single_exit.
12750 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
12751 (vect_analyze_loop_form): Do not call flow_loop_scan.
12752 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
12754 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
12756 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
12757 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12758 slpeel_tree_duplicate_loop_to_edge_cfg,
12759 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
12760 Use loop_preheader_edge and loop->single_exit. Do not call
12763 2005-03-01 Nick Clifton <nickc@redhat.com>
12765 * config/arm/arm.c (thumb_find_work_register): Check all of the
12766 argument registers to see if they are free, and a couple of
12767 special cases where the last argument register but can be proved
12768 to be available during the function's prologue.
12769 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
12770 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
12771 thumb_unexpanded_epilogue): Use unsigned long as the type for the
12773 (thumb_compute_save_reg_mask): Likewise. Also use
12774 thumb_find_work_register() to ensure that there is agreement about
12775 which work register is going to be used in the prologue.
12776 (thumb_output_function_prologue): Use unsigned long as the type
12777 for the register bit-mask. Also delay pushing the link register if
12778 other high registers are going to be pushed.
12779 (thumb_compute_save_reg_mask, emit_multi_reg_push,
12780 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
12781 redundant prototypes.
12783 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
12786 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
12787 and after reload in REG+REG indexed addresses without REG_POINTER
12788 set in the base and not set in the index.
12790 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
12792 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
12793 Don't undefine here.
12794 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
12795 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
12796 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
12797 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
12798 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
12800 * config.gcc (sh*-*-linux*): Use config/linux.h.
12802 2005-02-28 Dale Johannesen <dalej@apple.com>
12803 Stan Shebs <shebs@apple.com>
12805 Rewrite of 64-bit Darwin structure-by-value pass/return.
12806 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
12807 intoffset, use_stack, named.
12808 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
12809 (rs6000_darwin64_record_arg_advance_flush): New.
12810 (rs6000_darwin64_record_arg_advance_recurse): New.
12811 (rs6000_darwin64_record_arg_flush): New.
12812 (rs6000_darwin64_record_arg_recurse): New.
12813 (rs6000_darwin64_record_arg): New.
12814 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
12815 (function_arg_boundary): Handle 128-bit aligned structs.
12816 (function_arg_advance): Rewrite darwin64 struct handling.
12817 (function_arg): Call rs6000_darwin64_record_arg.
12818 (function_arg_partial_nregs): Handle darwin64 structs.
12819 (rs6000_darwin64_function_value): Remove.
12820 (rs6000_function_value): Call rs6000_darwin64_record_arg.
12822 2005-02-28 Roger Sayle <roger@eyesopen.com>
12824 PR tree-optimization/20216
12825 * tree-chrec.c (tree_fold_factorial): Delete.
12826 (tree_fold_binomial): Change argument list to take a return type
12827 and change the type of K to unsigned int. Rewrite to avoid explicit
12828 evaluation of factorials, and (recursively) calling fold to perform
12829 compile-time arithmetic. Return NULL on (internal) overflow.
12830 (chrec_evaluate): Change type of K to an unsigned int. Avoid
12831 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
12832 if any intermediate calculation overflows.
12833 (chrec_apply): Update call to chrec_evaluate.
12835 2005-02-28 James E Wilson <wilson@specifixinc.com>
12837 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
12839 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
12842 * c-parser.c (c_parser_compound_statement): Return error_mark_node
12843 instead of NULL_TREE on error.
12845 2005-02-28 David Edelsohn <edelsohn@gnu.org>
12847 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
12848 (EASY_VECTOR_15_ADD_SELF): Remove.
12849 (num_insns_constant_wide): Not static.
12850 (validate_condition_mode): Not static.
12851 (toc_relative_expr_p): Not static.
12852 (legitimate_indirect_address_p): Not static.
12853 (macho_lo_sum_memory_operand): Not static.
12854 (invalid_e500_subreg): Not static.
12855 (easy_vector_same): Not static.
12856 (easy_vector_splat_const): Not static.
12857 (RS6000_SYMBOL_REF_TLS_P): Remove.
12858 (any_operand): Delete.
12859 (any_parallel_operand): Delete.
12860 (count_register_operand): Delete.
12861 (altivec_register_operand): Delete.
12862 (xer_operand): Delete.
12863 (s8bit_cint_operand): Delete.
12864 (short_cint_operand): Delete.
12865 (u_short_cint_operand): Delete.
12866 (non_short_cint_operand): Delete.
12867 (exact_log2_cint_operand): Delete.
12868 (gpc_reg_operand): Delete.
12869 (cc_reg_operand): Delete.
12870 (cc_reg_not_cr0_operand): Delete.
12871 (reg_or_short_operand): Delete.
12872 (reg_or_neg_short_operand): Delete.
12873 (reg_or_aligned_short_operand): Delete.
12874 (reg_or_u_short_operand): Delete.
12875 (reg_or_cint_operand): Delete.
12876 (reg_or_arith_cint_operand): Delete.
12877 (reg_or_add_cint64_operand): Delete.
12878 (reg_or_sub_cint64_operand): Delete.
12879 (reg_or_logical_cint_operand): Delete.
12880 (got_operand): Delete.
12881 (got_no_const_operand): Delete.
12882 (easy_fp_constant): Delete.
12883 (easy_vector_constant): Delete.
12884 (easy_vector_constant_add_self): Delete.
12885 (zero_constant): Delete.
12886 (zero_fp_constant): Delete.
12887 (volatile_mem_operand): Delete.
12888 (offsettable_mem_operand): Delete.
12889 (mem_or_easy_const_operand): Delete.
12890 (add_operand): Delete.
12891 (non_add_cint_operand): Delete.
12892 (logical_operand): Delete.
12893 (non_logical_cint_operand): Delete.
12894 (mask_operand): Delete.
12895 (mask_operand_wrap): Delete.
12896 (mask64_operand): Delete.
12897 (mask64_2_operand): Delete.
12898 (and64_operand): Delete.
12899 (and64_2_operand): Delete.
12900 (and_operand): Delete.
12901 (reg_or_mem_operand): Delete.
12902 (lwa_operand): Delete.
12903 (symbol_ref_operand): Delete.
12904 (call_operand): Delete.
12905 (current_file_function_operand): Delete.
12906 (input_operand): Delete.
12907 (rs6000_nonimmediate_operand): Delete.
12908 (rs6000_tls_symbol_ref): Delete.
12909 (save_world_operation): Delete.
12910 (restore_world_operation): Delete.
12911 (load_multiple_operation): Delete.
12912 (store_multiple_operation): Delete.
12913 (vrsave_operation): Delete.
12914 (mfcr_operation): Delete.
12915 (mtcrf_operation): Delete.
12916 (lmw_operation): Delete.
12917 (stmw_operation): Delete.
12918 (branch_comparison_operator): Delete.
12919 (branch_positive_comparison_operator): Delete.
12920 (scc_comparison_operator): Delete.
12921 (trap_comparison_operator): Delete.
12922 (boolean_operator): Delete.
12923 (boolean_or_operator): Delete.
12924 (min_max_operator): Delete.
12925 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
12926 (EASY_VECTOR_15): Moved to here.
12927 (EASY_VECTOR_15_ADD_SELF): Move to here.
12928 (PREDICATE_CODES): Delete.
12929 * config/rs6000/rs6000-protos.h: Delete predicate functions.
12930 Declare functions no longer static.
12931 * config/rs6000/predicates.md: New.
12932 * config/rs6000/rs6000.md: Include predicates.md
12934 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
12936 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
12937 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
12939 * cfgrtl.c (need_fake_edge_p): Likewise.
12940 * combine.c (distribute_notes): Likewise.
12941 * emit-rtl.c (try_split): Likewise.
12942 * recog.c (peephole2_opimize): Likewise.
12943 * reg-notes.def (ALWAYS_RETURN): Remove.
12944 * rtl.h (LCT_ALWAYS_RETURN): Remove.
12945 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
12946 * tree.h (ECF_ALWAYS_RETURN): Remove.
12948 2005-02-28 Roger Sayle <roger@eyesopen.com>
12950 PR middle-end/19874
12951 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
12952 between different machine modes is never a "useless" conversion.
12954 2005-02-28 Geert Bosch <bosch@gnat.com>
12957 * doc/contrib.texi: List contributors for Ada front end
12959 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
12961 * simplify-rtx.c (simplify_unary_operation_1,
12962 simplify_const_unary_operation): New, extracted from...
12963 (simplify_unary_operation): ... this one.
12964 (simplify_binary_operation_1,
12965 simplify_const_binary_operation): New, extracted from...
12966 (simplify_binary_operation): ... this one.
12967 * rtl.h (simplify_const_unary_operation,
12968 simplify_const_binary_operation): Add prototypes.
12970 2005-02-28 Julian Brown <julian@codesourcery.com>
12972 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
12973 building libjava and caused PR regression/20228.
12975 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
12978 * Makefile.in (host_subdir): New.
12979 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
12980 * configure: Regenerate.
12982 2005-02-27 Zack Weinberg <zack@codesourcery.com>
12984 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
12985 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
12986 installation directory first.
12988 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
12991 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
12992 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
12993 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
12994 * config/cris/cris.md: Tweak comments referring to Q.
12995 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
12996 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
12997 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
12998 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
12999 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
13000 Insert spaces in constraints to align alternatives vertically for
13002 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
13005 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13007 PR rtl-optimization/17728
13008 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
13009 operand 0 from general_operand to move_dest_operand.
13011 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13013 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
13014 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
13015 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
13016 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
13018 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
13020 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
13021 * configure: Regenerate.
13022 * libada-mk.in: Remove CC; rename
13023 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
13025 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
13028 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
13029 for the lhs, also walk over the tree. Likewise for rhs.
13031 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
13033 * tree-ssa-dom.c (simple_iv_increment_p): New function.
13034 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
13035 Do not propagate value of iv before increment over the increment.
13037 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
13039 * c-parser.c: New file.
13040 * c-parse.in: Remove.
13041 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
13043 (c-parser.o): Add dependencies.
13044 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
13045 maintainer-clean, TAGS): Update.
13046 * c-config-lang.in (gtfiles): Update.
13047 * gengtype-lex.l: Don't handle "@@".
13048 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
13049 objc_build_synchronized, objc_begin_try_stmt,
13050 objc_begin_catch_clause, objc_finish_catch_clause,
13051 objc_build_finally_clause, objc_finish_try_stmt): New.
13052 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
13054 (c_parse_init): Update comment.
13055 * c-decl.c (c_init_decl_processing): Update comment.
13056 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
13057 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
13058 new c_declspecs members.
13060 2005-02-25 Julian Brown <julian@codesourcery.com>
13062 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
13063 from being used for symbols with vague linkage when
13064 HAVE_GAS_COMDAT_GROUP is true.
13066 2005-02-25 Mark Mitchell <mark@codesourcery.com>
13068 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
13070 2005-02-25 Steve Ellcey <sje@cup.hp.com>
13073 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
13074 (LIBGCC2_HAS_DF_MODE): New.
13075 (LIBGCC2_HAS_XF_MODE): New.
13076 (LIBGCC2_HAS_TF_MODE): New.
13077 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
13078 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
13079 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
13080 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
13081 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
13082 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
13083 and add _fixtfdi, _fixunstfdi, _floatditf
13084 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
13085 L_fixunstfdi, L_floatditf.
13086 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
13087 (LIBGCC2_HAS_TF_MODE): Define.
13089 2005-02-25 Diego Novillo <dnovillo@redhat.com>
13091 PR tree-optimization/20204
13092 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
13093 REWRITE_THIS_STMT markers on PHI nodes.
13094 (rewrite_initialize_block): Likewise.
13096 2005-02-25 Mark Mitchell <mark@codesourcery.com>
13098 * version.c (version_string): Update to 4.1.
13100 2005-02-25 Paolo Carlini <pcarlini@suse.de>
13102 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
13103 Clarify that the alternative way doesn't work in GNU C++.
13105 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
13107 PR tree-optimization/19937
13108 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
13109 to the type of the induction variable.
13111 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
13113 PR rtl-optimization/20117
13114 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
13115 the block including noncopyable insn.
13117 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
13119 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
13120 calls to find_reg_note.
13122 2005-02-24 Richard Henderson <rth@redhat.com>
13125 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
13128 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
13130 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
13131 vector types if to use base reg for misaligned non-word ld/std.
13133 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
13136 * config/cris/cris.c (cris_target_asm_function_prologue): Create
13137 dwarf2 label manually and put it after, not before the prologue.
13139 2005-02-24 David Edelsohn <edelsohn@gnu.org>
13142 * reload.c (operands_match_p): Only increment register number for
13143 SCALAR_INT_MODE_P modes in multiple hard registers.
13145 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
13148 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13150 * ChangeLog.5: Fix log message typo(s).
13151 * ChangeLog.7: Likewise.
13152 * ChangeLog.tree-ssa: Likewise.
13153 * cfgexpand.c: Fix comment typo(s).
13154 * conflict.c: Likewise.
13155 * defaults.h: Likewise.
13156 * dwarf2out.c: Likewise.
13157 * gcse.c: Likewise.
13158 * ggc-page.c: Likewise.
13159 * tree-eh.c: Likewise.
13160 * tree-ssa-dom.c: Likewise.
13162 2005-02-24 Jakub Jelinek <jakub@redhat.com>
13165 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
13166 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
13167 if SHARED is defined.
13170 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
13171 allow splitting only if operands 0 and 3 don't overlap.
13173 2005-02-24 Richard Henderson <rth@redhat.com>
13175 PR middle-end/19953
13176 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
13177 (fold_builtin_1): Call them.
13178 * fold-const.c (fold_complex_mult_parts): Split out from ...
13179 (fold_complex_mult): ... here. Fix typo in both imaginary case.
13180 (fold_complex_div_parts, fold_complex_div): New.
13182 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
13184 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13186 * tree-ssa-ccp.c (visit_assignment): Verify that result of
13187 VIEW_CONVERT_EXPR is_gimple_min_invariant.
13189 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
13190 (print_node): Likewise.
13191 Print TYPE_SIZES_GIMPLIFIED.
13193 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
13195 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
13196 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
13197 operands as commutative in constraints.
13199 2005-02-24 Diego Novillo <dnovillo@redhat.com>
13201 * tree-into-ssa.c: Re-organize internal functions.
13203 2005-02-24 Richard Henderson <rth@redhat.com>
13205 PR middle-end/18902
13206 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
13208 * common.opt (fcx-limited-range): New.
13209 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
13210 * toplev.c (flag_complex_method): Initialize to 1.
13211 (process_options): Set flag_complex_method to 0 if
13212 flag_cx_limited_range.
13213 * doc/invoke.texi (-fcx-limited-range): New.
13215 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
13217 * cse.c (delete_trivially_dead_insns): Speed up by using
13218 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
13221 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
13223 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
13224 functions when -mid-shared-library is being used.
13226 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
13228 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
13229 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
13230 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
13231 * system.h: Poison LINK_LIBGCC_SPECIAL.
13233 2005-02-23 James E Wilson <wilson@specifixinc.com>
13235 * gengtype.c (note_insn_name): Make 1 element larger.
13237 2005-02-23 Roger Sayle <roger@eyesopen.com>
13240 PR rtl-optimization/20097
13241 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
13242 BImode SUBREGs of SImode registers which confuse the ia64 backend.
13244 2005-02-23 David Edelsohn <edelsohn@gnu.org>
13246 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
13247 * t-aix52 (SHLIB_INSTALL): Same.
13249 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
13251 * genpreds.c: Update copyright.
13253 2005-02-23 Michael Beach <michaelb@ieee.org>
13256 * config/sparc/t-elf (startup files): Assemble with CPP.
13258 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
13260 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
13261 (write_predicate_expr): Likewise.
13263 2005-02-22 Diego Novillo <dnovillo@redhat.com>
13265 PR tree-optimization/20100
13266 PR tree-optimization/20115
13267 * tree-optimize.c (init_tree_optimization_passes): Remove
13268 pass_maybe_create_global_var.
13269 * tree-pass.h (pass_maybe_create_global_var): Remove.
13270 * tree-ssa-alias.c (aliases_computed_p): Declare.
13271 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
13272 (count_calls_and_maybe_create_global_var): Remove.
13273 (pass_maybe_create_global_var): Remove.
13274 (init_alias_info): Do not declare aliases_computed_p.
13275 (maybe_create_global_var): If the function contains no
13276 call-clobbered variables and a mix of pure/const and regular
13277 function calls, create .GLOBAL_VAR.
13278 Mark all call-clobbered variables for renaming.
13279 (merge_pointed_to_info): Update comment.
13280 (add_pointed_to_var): Likewise.
13281 (is_escape_site): Likewise.
13282 Accept struct alias_info * instead of size_t *.
13284 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
13286 * tree-ssa-operands.c (get_call_expr_operands): If
13287 ALIASES_COMPUTED_P is false, do not add call-clobbering
13289 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
13290 (delete_tree_ssa): Likewise.
13292 2005-02-22 James E Wilson <wilson@specifixinc.com>
13294 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
13295 (do_compile): Do call it here.
13297 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
13299 PR rtl-optimization/20017.
13300 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
13301 rest_of_handle_cse2, rest_of_handle_gcse): Call
13302 delete_dead_jumptables immediately before calling cleanup_cfg.
13304 2005-02-22 Devang Patel <dpatel@apple.com>
13307 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
13310 2005-02-22 David Edelsohn <edelsohn@gnu.org>
13312 * config/rs6000/aix.h (WINT_TYPE): Define.
13314 2005-02-22 Stan Shebs <shebs@apple.com>
13316 * config/rs6000/rs6000.c (rs6000_override_options): Default to
13317 natural alignment for 64-bit Darwin.
13318 (rs6000_parse_alignment_option): Warn about uses of -malign-power
13320 * doc/invoke.texi: Document this.
13322 2005-02-22 DJ Delorie <dj@redhat.com>
13324 * c-common.c (c_common_type_for_mode): Pass the mode's precision
13325 to make_[un]signed_type, not the mode itself.
13327 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
13329 * cfg.c (cached_make_edge): Call make_edge if edge cache is
13330 not available. Use tail calls wherever possible.
13331 (make_edge): Call unchecked_make_edge to create an edge.
13333 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
13334 (coalesce_ssa_name): Don't check for
13335 SSANORM_USE_COALESCE_LIST.
13336 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
13338 2005-02-22 Diego Novillo <dnovillo@redhat.com>
13340 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
13341 (rewrite_into_ssa): ... here.
13343 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
13345 PR tree-optimization/19786
13346 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
13347 tag to another's may-alias bitmap when adding to the other's list.
13349 2005-02-21 DJ Delorie <dj@redhat.com>
13351 * tree-ssa-loop-ivopts.c (computation_cost): Start register
13352 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
13353 registers in unsupported ways.
13354 * expmed.c (init_expmed): Likewise.
13356 2005-02-21 Stan Cox <scox@redhat.com>
13358 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
13360 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
13362 * tree-cfg.c (fold_cond_expr_cond): New.
13363 (make_edges): Call fold_cond_expr_cond.
13364 (find_taken_edge): Accept nothing but INTEGER_CST.
13365 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
13367 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
13369 * flow.c (delete_dead_jumptables): Speed up by scanning insns
13370 that do not belong to any basic block.
13372 2005-02-21 Jeff Law <law@redhat.com>
13374 * cfganal.c (find_unreachable_blocks): Manually CSE load of
13377 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
13379 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
13380 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
13381 Adjust their definitions.
13382 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
13383 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
13385 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
13386 genautomata.c, langhooks.c, langhooks.h, system.h,
13387 config/arm/lib1funcs.asm: Update copyright.
13389 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13391 * dbxout.c (dbxout_function_end): Emit Lscope label always.
13393 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
13396 * doc/install.texi: Document --with-gc.
13398 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
13400 * simplify-rtx.c (simplify_unary_operation): Add a missing
13403 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13405 PR tree-optimization/18663
13406 * tree-ssa-dom.c (extract_range_from_cond): Return 0
13407 if the type has variable bounds.
13409 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
13411 * gcse.c: Remove an obsolete comment.
13413 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
13415 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
13417 * doc/extend.texi (Function Attributes) <Attribute const>: The
13418 attribute "pure" is below this text, not above.
13420 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13422 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
13423 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
13424 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
13426 2005-02-20 Zack Weinberg <zack@codesourcery.com>
13429 * langhooks.h (struct lang_hooks): Add to_target_charset.
13430 * langhooks.c (lhd_to_target_charset): New function.
13431 * langhooks-def.h: Declare lhd_to_target_charset.
13432 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
13433 (LANG_HOOKS_INITIALIZER): Update.
13434 * c-common.c (c_common_to_target_charset): New function.
13435 * c-common.h: Declare it.
13436 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
13437 c_common_to_target_charset.
13439 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
13440 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
13441 Delete definitions.
13442 * system.h: Poison them.
13443 * doc/tm.texi: Don't discuss them.
13444 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
13445 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
13446 (pp_c_char): Do not attempt to generate letter escapes for
13448 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
13449 * config/mips/mips.c (mips_output_ascii): Likewise.
13451 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
13453 PR tree-optimization/19951
13454 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
13457 2005-02-19 Steven Bosscher <stevenb@suse.de>
13459 PR middle-end/19698
13460 * function.h (struct function): New field `max_loop_depth'.
13461 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
13462 (flow_loops_find): Reset the max loop depth count before finding loops.
13463 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
13464 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
13465 (calculate_global_regs_live): Make sure the loop will terminate
13466 when the initial sets are not empty.
13468 2005-02-19 Zack Weinberg <zack@codesourcery.com>
13470 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
13472 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
13474 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
13477 * doc/invoke.texi: Remove documentation of %M spec.
13479 (init_spec): Remove %M suffix from -lgcc_s.
13480 (do_spec_1): Remove 'M' case.
13481 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
13482 to put shared libraries in the multilib directory. Remove the
13483 shlib_so_soname substitution variable. Don't add a multilib encoding
13484 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
13485 reported by -print-multi-os-directory. Pass @multilib_dir@ to
13486 SHLIB_INSTALL as well as SHLIB_LINK.
13487 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
13488 (SHLIB_NAME): Delete.
13489 (SHLIB_DIR): New macro.
13490 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
13491 (SHLIB_INSTALL): Adjust accordingly.
13492 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
13493 * config/t-slibgcc-sld: Likewise.
13494 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
13495 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
13496 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
13498 (SHLIBUNWIND_INSTALL): Adjust accordingly.
13499 * config/i386/t-nwld (SHLIB_SONAME): Delete.
13500 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
13501 Use @shlib_base_name@ instead of @shlib_so_name@.
13502 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
13503 and @shlib_base_name@.so in @multilib_dir@.
13504 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
13505 to the install path.
13506 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
13507 (SHLIB_LINK): Remove previous workaround.
13508 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
13509 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
13510 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
13512 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
13513 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
13514 (SHLIB_INSTALL): Adjust accordingly.
13515 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
13516 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
13517 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
13518 config/t-slibgcc-elf-ver.
13520 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
13521 Jakub Jelinek <jakub@redhat.com>
13523 PR tree-optimization/19828
13524 * tree-ssa-loop-im.c: Add a TODO comment.
13525 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
13526 without side-effects.
13528 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
13530 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
13533 2005-02-18 James E. Wilson <wilson@specifixinc.com>
13535 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
13536 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
13537 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
13539 (ia64_reorg): Delete fixup_errata call.
13540 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
13541 (TARGET_SWITCHES): Delete -mb-step entry.
13543 2005-02-19 Jakub Jelinek <jakub@redhat.com>
13546 * c-typeck.c (composite_type): Handle quals in transparent unions.
13547 (type_lists_compatible_p): Likewise.
13549 2005-02-18 Stan Shebs <shebs@apple.com>
13551 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
13552 expressions in the .literal8 section.
13554 2005-02-18 Geoffrey Keating <geoffk@apple.com>
13556 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
13558 2005-02-18 Roger Sayle <roger@eyesopen.com>
13560 * fold-const.c (constant_boolean_node): Always create values of the
13561 specified type, don't bother calling truthvalue_conversion.
13563 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
13565 * except.c (output_function_exception_table): Call
13566 assemble_external_libcall (eh_personality_libfunc).
13568 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
13571 * config/ia64/ia64.h (struct machine_function): Add state_num.
13572 * config/ia64/ia64.c (process_epilogue,
13573 process_for_unwind_directive): Use new unwind state numbers each
13574 time rather than state 1.
13576 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
13579 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
13580 before the "*llgt_didi" pattern.
13582 2005-02-18 Jason Merrill <jason@redhat.com>
13584 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
13586 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
13588 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
13589 (div0): Use it in place of ARM_FUNC_ALIAS.
13590 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
13592 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
13594 PR middle-end/20030
13595 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
13596 access, the lower bound of the array type if it exists.
13598 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
13601 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
13602 cases that are out-of-range for the index type.
13604 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
13606 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
13607 (estimate_case_costs): Don't call convert.
13608 * expmed.c (expand_shift): Likewise.
13609 (make_tree): Call fold_convert instead of convert.
13611 2005-02-18 Jakub Jelinek <jakub@redhat.com>
13614 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
13615 that ref to be marked MEM_READONLY_P doesn't have base that needs
13618 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
13620 * genautomata.c (output_get_cpu_unit_code_func,
13621 output_cpu_unit_reservation_p): Don't generate old-style function
13624 2005-02-18 Jakub Jelinek <jakub@redhat.com>
13627 PR tree-optimization/20009
13628 * convert.c (convert_to_integer): Revert 2005-02-16 change.
13630 PR tree-optimization/18947
13631 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
13632 inline, remove all nodes that are inlined into the extern inline
13635 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
13637 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
13638 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
13639 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
13640 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
13643 2005-02-17 Roger Sayle <roger@eyesopen.com>
13645 PR tree-optimization/19917
13646 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
13647 to be potentially trapping.
13649 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
13651 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
13653 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
13655 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
13656 tem becomes a local variable which is set to the value of the
13657 back end defined INITIAL_FRAME_ADDRESS macro.
13658 (expand_builtin_frame_address): Omit the base parameter to
13659 expand_builtin_return_addr.
13660 (expand_builtin_profile_func): Likewise.
13661 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
13662 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
13663 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
13665 2005-02-17 Jakub Jelinek <jakub@redhat.com>
13667 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
13668 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
13669 * config/frv/frv.c (frv_function_epilogue): Likewise.
13671 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
13673 * lambda-code (perfect_nestify): Remove mark/unmark
13674 for rewriting hack.
13675 * tree-loop-linear.c (linear_transform_loops): Add
13676 rewrite_into_ssa call so that ssa is correct for
13677 rewriting into loop closed.
13679 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
13681 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
13682 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
13684 * bt-load.c (btr_def_live_range, combine_btr_defs,
13685 migrate_btr_def, migrate_btr_defs): Likewise.
13686 * cfgcleanup.c (thread_jump): Likewise.
13687 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
13688 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
13689 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
13690 df_rd_local_compute, df_reg_info_compute): Likewise.
13691 * dominance.c (init_dom_info, free_dom_info): Likewise.
13692 * flow.c (init_propagate_block_info,
13693 free_propagate_block_info): Likewise.
13694 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
13695 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
13696 modify_reg_pav): Likewise.
13697 * loop-invariant.c (find_defs, find_invariant_insn,
13698 find_invariants, free_inv_motion_data): Likewise.
13699 * predict.c (tree_predict_by_opcode,
13700 estimate_bb_frequencies): Likewise.
13701 * stmt.c (expand_case): Likewise.
13702 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
13703 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
13704 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
13705 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
13706 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
13707 rewrite_ssa_into_ssa): Likewise.
13708 * tree-optimize.c (tree_rest_of_compilation): Likewise.
13709 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
13710 analyze_edges_for_bb, perform_edge_inserts): Likewise.
13711 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
13712 * tree-sra.c (tree_sra): Likewise.
13713 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
13714 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
13715 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
13716 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
13717 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
13718 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
13720 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
13721 calculate_live_on_entry, calculate_live_on_exit,
13722 build_tree_conflict_graph): Likewise.
13723 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
13724 record_important_candidates, set_use_iv_cost, find_depends,
13725 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
13726 tree_ssa_iv_optimize_finalize): Likewise.
13727 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
13728 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
13729 tree_duplicate_loop_to_header_edge): Likewise.
13730 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
13731 * tree-ssa.c (verify_flow_insensitive_alias_info,
13732 verify_name_tags, verify_ssa, init_tree_ssa,
13733 delete_tree_ssa): Likewise.
13734 * tree-ssanames.c (marked_ssa_names, init_ssanames,
13735 fini_ssanames): Likewise.
13736 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
13738 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
13740 * config/rs6000/t-rtems: Completely reworked.
13742 2005-02-17 Ira Rosen <irar@il.ibm.com>
13744 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
13746 2005-02-17 Ira Rosen <irar@il.ibm.com>
13748 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
13749 POINTER_TYPE_P when checking that type is a pointer.
13750 (vect_get_memtag): Remove.
13751 (vect_address_analysis): Use POINTER_TYPE_P. Call
13752 vect_object_analysis with dummy parameter for memtag.
13753 (vect_object_analysis): Extract memtag (functionality that
13754 used to be in vect_get_memtag and moved here). Fix printings.
13755 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
13756 with correct parameters. Remove call to vect_get_memtag.
13758 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
13760 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
13761 (tree-vectorizer.o): Added missing dependencies.
13763 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
13765 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
13766 declaration in tree-vectorizer.c, now has an extern declaration in
13767 tree-vectorizer.h).
13768 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
13769 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
13770 get_vectype_for_scalar_type, vect_is_simple_use,
13771 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
13772 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
13773 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
13774 vectorizable_store, vectorizable_operation, vectorizable_assignment,
13775 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
13776 find_loop_location): Likewise.
13778 * tree-vectorizer.c (langhooks.h): #include removed.
13779 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
13780 moved to tree-vectorized.h.
13781 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
13782 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
13783 get_vectype_for_scalar_type, vect_is_simple_use,
13784 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
13785 vect_supportable_dr_alignment, new_loop_vec_info,
13786 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
13787 vect_set_verbosity_level, find_loop_location): Likewise.
13789 (vect_analyze_loop): Function externalized. Declaration moved to
13790 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
13791 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
13792 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
13793 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
13794 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
13795 vect_enhance_data_refs_alignment, vect_analyze_operations,
13796 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
13797 vect_stmt_relevant_p, vect_get_loop_niters,
13798 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
13799 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
13800 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
13801 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
13802 vect_get_memtag): Likewise.
13804 (vectorizable_load): Function externalized. Declaration moved to
13805 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
13806 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
13807 vect_transform_loop): Likewise.
13808 (vect_transform_stmt): Moved to tree-vect-transform.c.
13809 (vect_align_data_ref, vect_create_destination_var,
13810 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
13811 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
13812 vect_get_vec_def_for_operand, vect_init_vector,
13813 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
13814 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
13815 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
13816 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
13817 vect_do_peeling_for_loop_bound): Likewise.
13819 * tree-vect-analyze.c: New file.
13820 * tree-vect-transform.c: New file.
13822 2005-02-17 Jason Merrill <jason@redhat.com>
13824 PR mudflap/19319, c++/19317
13825 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
13828 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
13830 * doc/install.texi (Specific): Update link for Darwin-specific
13833 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
13835 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
13836 constant_boolean_node.
13838 2005-02-16 David Edelsohn <edelsohn@gnu.org>
13841 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
13842 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
13844 2005-02-16 Richard Henderson <rth@redhat.com>
13847 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
13849 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
13850 replace uses with Wtype_MAXp1_F.
13851 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
13852 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
13853 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
13854 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
13855 and HAVE_TFMODE as appropriate.
13856 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
13857 (__floatdisf): Likewise.
13858 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
13859 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
13860 (Wtype_MAXp1_F): New.
13861 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
13862 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
13864 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
13867 * arm.c (arm_apply_result_size): New function.
13868 * arm.h (APPLY_RESULT_SIZE): Define.
13869 * arm-protos.h (arm_apply_result_size): Add prototype.
13870 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
13871 (movxf): New expand.
13872 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
13873 (call_value_symbol): Remove predicate for operand 0.
13874 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
13875 (untyped_call): Rework to correclty return values for any type.
13876 (untyped_return): New expand.
13877 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
13879 2005-02-16 Stan Shebs <shebs@apple.com>
13881 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
13882 * config/rs6000/t-darwin8: New, for 64-bit multilib.
13884 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
13886 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
13887 configure settings on Solaris 7 and later.
13889 2005-02-16 Diego Novillo <dnovillo@redhat.com>
13891 PR tree-optimization/19865
13892 * tree-optimize.c (init_tree_optimization_passes): Run
13893 pass_may_alias after pass_sra.
13895 2005-02-16 Richard Henderson <rth@redhat.com>
13896 Stuart Hastings <stuart@apple.com>
13899 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
13900 Do nothing if debug info suppressed for this function.
13901 (dbxout_begin_function): Early exit if debug info suppressed for
13904 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
13907 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
13909 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
13911 PR tree-optimization/19967
13912 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
13913 expand_builtin_strchr, expand_builtin_strrchr): Take a new
13914 argument TYPE. Adjust calls to fold_builtin_XXX.
13915 (expand_builtin, fold_builtin_1): Adjust calls to
13916 expand_builtin_XXX.
13917 (fold_builtin_strchr, fold_builtin_strpbrk,
13918 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
13919 result to a requested type TYPE.
13921 2005-02-16 Jakub Jelinek <jakub@redhat.com>
13923 PR middle-end/19857
13924 * fold-const.c (fold): Don't optimize (T)(x & cst) to
13925 (T)x & (T)cst if (T)cst overflows.
13926 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
13927 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
13929 2005-02-15 Jeff Law <law@redhat.com>
13931 * gcse.c (blocks_with_calls): New bitmap.
13932 (alloc_gcse_mem): Allocate it.
13933 (free_gcse_mem): Free it.
13934 (clear_modifY_mem_tables): Clear it.
13935 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
13936 when we encounter CALL_INSNs.
13937 (compute_transp, case MEM): Handle blocks with calls separate
13938 from blocks without calls. Use bitmap iterators rather than
13941 2005-02-15 Peter O'Gorman <peter@pogma.com>
13944 * mklibgcc.in (vis_hide): Use a temporary object file, not
13947 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
13950 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
13951 access optimization.
13953 2005-02-15 David Edelsohn <edelsohn@gnu.org>
13954 Alan Modra <amodra@bigpond.net.au>
13957 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
13958 (_xlqsub): Rename to __gcc_qsub.
13959 (_xlqmul): Rename to __gcc_qmul.
13960 (_xlqdiv): Rename to __gcc_qdiv.
13961 Provide versioned symbol aliases with old names.
13962 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
13963 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
13964 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
13965 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
13966 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
13968 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
13970 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
13971 Fold ~(A - 1) and ~(A + -1) to -A.
13973 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
13977 * config/host-linux.c (linux_gt_pch_use_address): Copy from
13978 config/pa/pa-host.c:pa_gt_pch_use_address.
13980 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
13982 * tree-vn.c (get_value_handle): Make sure that given an
13983 is_gimple_min_invariant expression, we always return it.
13985 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
13987 * passes.c (rest_of_handle_gcse): Fix a comment.
13989 2005-02-15 Jeff Law <law@redhat.com>
13991 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
13993 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
13994 (canon_list_insert, record_last_mem_set_info): Similarly.
13995 (clear_modify_mem_tables): Similarly.
13997 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
13999 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
14000 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
14001 config/mips/mips.md, config/rs6000/aix.h,
14002 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
14004 2005-02-15 Richard Henderson <rth@redhat.com>
14006 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
14007 call to be best_edge.
14009 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
14011 * basic-block.h: Adjust the prototype for find_basic_blocks.
14012 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
14013 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
14016 * flow.c (recompute_reg_usage): Remove all arguments.
14017 * passes.c (rest_of_compilation): Adjust the call to
14018 recompute_reg_usage.
14019 * rtl.h: Adjust the prototype for recompute_reg_usage.
14021 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
14023 * tree-dump.c (dump_files): Update to reflect new member
14025 (dump_register): Add new argument.
14027 (dump_switch_p_1): Check against glob name if doglob was passed.
14028 (dump_switch_p): Check against regular first, then glob if
14029 we didn't have any hits on the dump name.
14030 * tree-optimize.c (register_one_dump_file):
14031 Pass in glob name as well.
14032 * tree-pass.h (struct dump_file_info): Add glob
14035 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
14037 PR preprocessor/16323
14038 * doc/invoke.texi: Document that -Wendif-labels is on by default.
14040 2005-02-14 David Edelsohn <edelsohn@gnu.org>
14043 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
14044 (trunctfdf2_internal1): New.
14045 (trunctfdf2_internal2): Renamed from trunctfdf2.
14047 2005-02-14 Diego Novillo <dnovillo@redhat.com>
14049 PR tree-optimization/19853
14050 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
14052 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
14054 * passes.c (rest_of_handle_loop_optimize): Remove calls to
14055 delete_dead_jumptables and cleanup_cfg.
14057 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
14059 * reload.c (find_reloads): Swap address_reloaded flags when
14060 swapping commutative operands.
14062 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
14064 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
14065 Use standard_iv_increment_position for computing the bsi position
14067 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
14070 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
14073 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
14074 life range of hard registers.
14075 * value-prof.c (insn_prefetch_values_to_profile): Only
14078 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
14079 profile in libcalls.
14081 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
14083 * bitmap.h (bitmap_and_compl_into): Return bool.
14084 * bitmap.c (bitmap_and_compl_into): Return changed flag.
14086 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
14088 PR tree-optimization/19944
14089 * fold-const.c (fold): Re-add ABS_EXPR folding.
14091 2005-02-13 David Edelsohn <edelsohn@gnu.org>
14094 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
14095 {TARGET,MASK}_XL_COMPAT.
14096 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
14098 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
14099 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
14101 (rs6000_arg_partial_bytes): Same.
14102 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
14103 and XL compatibility enabled.
14104 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
14105 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
14106 test to final condition.
14107 (cmptf_internal2): New.
14108 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
14109 xl-compat. Add TFmode information to description.
14111 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
14113 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
14115 2005-02-13 Jason Merrill <jason@redhat.com>
14118 * fold-const.c (fold_indirect_ref_1): Split out from...
14119 (build_fold_indirect_ref): Here.
14120 (fold_indirect_ref): New fn.
14121 * tree.h: Declare it.
14122 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
14123 (gimplify_modify_expr_rhs): Likewise.
14124 (gimplify_expr): Likewise.
14126 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
14128 PR tree-optimization/14303
14129 PR tree-optimization/15784
14130 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
14131 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
14132 ABS_EXPR<x> != 0 to x != 0.
14134 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
14136 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
14137 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
14138 spelling conventions.
14140 * passes.c (rest_of_handle_gcse): Don't run cse_main and
14141 delete_trivially_dead_insns too many times.
14143 * passes.c (rest_of_handle_gcse): Remove dead assignments to
14146 2005-02-12 Ira Rosen <irar@il.ibm.com>
14148 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
14149 (vect_is_simple_iv_evolution): Remove redundant parameter
14151 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
14152 without last parameter.
14153 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
14154 Return pointer step. Call vect_is_simple_iv_evolution without
14155 last parameter. Check only that the step is multiple of size
14156 type. Remove stmt_vinfo updates.
14157 (vect_get_memtag_and_dr): Remove.
14158 (vect_get_memtag): New function.
14159 (vect_address_analysis): New function.
14160 (vect_object_analysis): New function.
14161 (vect_analyze_data_refs): Call vect_object_analysis and
14162 vect_get_memtag. Update stmt_vinfo fields.
14164 2005-02-12 Ira Rosen <irar@il.ibm.com>
14166 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
14167 exist and are objects. Remove checks for pointer.
14168 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
14169 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
14170 (vect_create_data_ref_ptr): Likewise.
14171 (vect_base_addr_differ_p): New function.
14172 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
14173 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
14174 Don't set the DR_BASE_NAME field of data-ref.
14175 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
14177 2005-02-12 Uros Bizjak <uros@kss-loka.si>
14179 * optabs.h (enum optab_index): Add new OTI_ldexp.
14180 (ldexp_optab): Define corresponding macro.
14181 * optabs.c (init_optabs): Initialize ldexp_optab.
14182 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
14184 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
14186 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
14187 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
14189 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
14190 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
14193 2005-02-12 Ira Rosen <irar@il.ibm.com>
14195 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
14197 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
14199 (vect_get_base_and_offset): Always return an address.
14200 (vect_create_addr_base_for_vector_ref): Remove treatment for
14201 different data reference types.
14202 (vect_compute_data_ref_alignment): Rename base to base_address in
14203 stmt_vec_info. Get the object in order to force its alignment.
14204 (vect_get_memtag_and_dr): Rename base to base_address in
14205 stmt_vec_info. Extract the object for memtag analysis.
14207 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
14209 PR regression/19898.
14210 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
14211 changes cc_status, use apply modified_in_p to part of cc_status
14212 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
14215 2005-02-11 Richard Henderson <rth@redhat.com>
14217 * tree-complex.c (expand_complex_libcall): New.
14218 (expand_complex_multiplication): Use it for c99 compliance.
14219 (expand_complex_division): Likewise.
14220 * fold-const.c (fold_complex_add, fold_complex_mult): New.
14222 * builtins.c (built_in_names): Remove const.
14223 * tree.c (build_common_builtin_nodes): Build complex arithmetic
14225 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
14226 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
14227 (built_in_names): Remove const.
14228 * c-common.c (c_common_type_for_mode): Handle complex modes.
14229 * flags.h, toplev.c (flag_complex_method): Rename from
14230 flag_complex_divide_method.
14231 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
14232 __mulsc3, __muldc3, __mulxc3, __multc3): New.
14233 * libgcc2.h: Declare them.
14234 * libgcc-std.ver: Export them.
14235 * mklibgcc.in (lib2funcs): Build them.
14237 2005-02-11 Steven Bosscher <stevenb@suse.de>
14239 PR tree-optimization/19876
14240 Partially revert my change from 2005-01-14
14241 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
14242 (compute_antic): ...and remove the loop here.
14244 2005-02-11 Jakub Jelinek <jakub@redhat.com>
14246 PR middle-end/19858
14247 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
14248 is number of inner's bits, avoid creating a BIT_FIELD_REF.
14250 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
14251 crtend.o if -pie. Use %{x:a;:b} spec syntax.
14253 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
14255 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
14256 offsets for the big-endian 32-bit case.
14258 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
14260 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
14262 2005-02-11 Dale Johannesen <dalej@apple.com>
14264 * cselib.c (cselib_process_insn): Clear out regs where
14265 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
14266 * reload.c (find_equiv_reg): Ditto.
14268 2005-02-11 Ian Lance Taylor <ian@airs.com>
14270 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
14273 * tree.c (build_function_type_list): Work correctly if there are
14276 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
14278 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
14279 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
14280 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
14281 TARGET_ZARCH instead of TARGET_64BIT.
14283 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
14285 * config/rs6000/t-rtems:
14286 (MULTILIB_OPTIONS): Remove mcpu=602.
14287 (MUTLILIB_DIRNAMES): Remove m602.
14288 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
14289 Let mcpu=602 match mcpu=603.
14290 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
14292 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14294 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
14295 signal trampolines.
14297 2005-02-10 David Daney <ddaney@avtrex.com>
14299 * config/alpha/linux-unwind.h: Add exception clause to copyright.
14300 * config/i386/linux-unwind.h: Likewise.
14301 * config/ia64/linux-unwind.h: Likewise.
14302 * config/mips/linux-unwind.h: Likewise.
14303 * config/pa/linux-unwind.h: Likewise.
14304 * config/rs6000/linux-unwind.h: Likewise.
14305 * config/s390/linux-unwind.h: Likewise.
14306 * config/sh/linux-unwind.h: Likewise.
14307 * config/sparc/linux-unwind.h: Likewise.
14309 2005-02-10 Steven Bosscher <stevenb@suse.de>
14311 PR tree-optimization/17549
14312 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
14313 TER to replace a DEF with its expression if the DEF and the
14314 rhs of the expression we replace into have the same root
14317 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
14319 * config/mips/mips.md: Fix the placement of the match_scratch in the
14322 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
14324 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
14327 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
14329 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
14330 (strip_offset): Handle addresses.
14331 (add_address_candidates): Use strip_offset.
14332 (difference_cost): Reflect strip_offset change.
14333 (force_var_cost, difference_cost): Strip nops.
14335 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
14337 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
14339 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
14340 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
14341 config/cris/cris-protos.h, config/cris/cris.c: Update
14344 2005-02-10 Jeff Law <law@redhat.com>
14346 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
14347 (lookup_avail_expr): Similarly.
14349 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
14351 * builtins.c (fold_builtin_powi): New function.
14352 (fold_builtin_1): Call it.
14354 2005-02-10 Steven Bosscher <stevenb@suse.de>
14356 PR documentation/19309
14357 * doc/cpp.texi: The __GNUC__ and related predefined macros
14358 are also defined for the "standalone" cpp.
14359 Some non-GCC compilers may also define __GNUC__.
14361 2005-02-10 Jakub Jelinek <jakub@redhat.com>
14364 * c-typeck.c (common_type): New routine. Old common_type renamed
14366 (c_common_type): ...this.
14367 (build_conditional_expr, build_binary_op): Use c_common_type instead
14370 2005-02-10 Steven Bosscher <stevenb@suse.de>
14372 * doc/md.texi: Replace @samp{length} with @code{length}.
14374 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14376 PR tree-optimization/18687
14377 * tree-flow.h (find_loop_niter): Declare.
14378 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
14379 Try using scev even for loops with more than one exit.
14380 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
14381 (struct ivopts_data): Added niters field.
14382 (struct nfe_cache_elt): New.
14383 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
14385 (tree_ssa_iv_optimize_init): Initialize niters cache.
14386 (determine_number_of_iterations): Removed.
14387 (find_induction_variables): Do not call determine_number_of_iterations.
14388 Access niters for single exit through niter_for_single_dom_exit.
14389 (add_iv_outer_candidates): Access niters for single exit through
14390 niter_for_single_dom_exit.
14391 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
14392 number_of_iterations_cond.
14393 (iv_period): New function.
14394 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
14395 (may_replace_final_value): Take data argument. Use
14396 niter_for_single_dom_exit.
14397 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
14398 (rewrite_use_compare): Pass data to may_eliminate_iv.
14399 (rewrite_use_outer): Pass data to may_replace_final_value.
14400 (free_loop_data): Clean up the niters cache.
14401 (tree_ssa_iv_optimize_finalize): Free the niters cache.
14402 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
14403 * tree-ssa-loop-niter.c (find_loop_niter): New function.
14404 (find_loop_niter_by_eval): Use tree_int_cst_lt.
14405 (num_ending_zeros): Moved to tree.c.
14406 * tree.h (num_ending_zeros): Declare.
14407 * tree.c (num_ending_zeros): Moved from tree.c.
14409 2005-02-09 Richard Henderson <rth@redhat.com>
14411 * builtins.c (DEF_BUILTIN): Add COND argument.
14412 * tree.h (DEF_BUILTIN): Likewise.
14413 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
14414 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
14416 (DEF_BUILTIN_STUB): New.
14417 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
14418 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
14419 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
14420 * c-common.c (DEF_BUILTIN): Add COND argument.
14421 * tree.c (local_define_builtin): New.
14422 (build_common_builtin_nodes): New.
14424 2005-02-09 Roger Sayle <roger@eyesopen.com>
14426 * fold-const.c (fold_strip_sign_ops): New function to simplify a
14427 floating point expression ignoring the sign of the result.
14428 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
14429 (fold) <MULT_EXPR>: Use it to simplify x*x.
14430 * tree.h (fold_strip_sign_ops): Prototype here.
14431 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
14432 argument. Use fold_strip_sign_ops to simplify the first argument.
14433 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
14434 first argument when the second argument is an even integer
14435 constant, but only with -funsafe_math_optimizations.
14436 (fold_builtin_1): Update call to fold_builtin_copysign.
14438 2005-02-09 Ian Lance Taylor <ian@airs.com>
14440 PR middle-end/19583
14441 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
14442 just check whether EH_FILTER_FAILURE falls through.
14444 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
14446 * gcc/haifa-sched.c (schedule_block): Make queued sched group
14447 insns return to ready list in the next turn.
14449 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
14451 PR middle-end/19402
14452 * builtins.def: New __builtin_powi[lf].
14453 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
14454 (expand_builtin_powi): New function.
14455 (expand_builtin): Dispatch to expand_builtin_powi.
14456 * libgcc2.h: Add prototypes for __builtin_powi[lf].
14457 * libgcc2.c: Add __builtin_powi[lf] implementation.
14458 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
14459 * optabs.h: Add powi_optab.
14460 * optabs.c (init_optabs): Initialize powi_optab.
14461 * doc/extend.texi: Document __builtin_powi[lf].
14463 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
14465 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
14468 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
14470 PR middle-end/19854
14471 * fold-const.c (try_move_mult_to_index): Remove redundant
14472 type argument. Create ADDR_EXPR with correct type.
14473 (fold): Update callers of try_move_mult_to_index. Convert
14474 result to the appropriate type.
14476 2005-02-09 Roger Sayle <roger@eyesopen.com>
14479 * config/avr/avr.c (default_rtx_costs): Delete.
14480 (avr_operand_rtx_cost): New function.
14481 (avr_rtx_costs): Completely rewrite.
14483 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
14486 * config/cris/cris.c (in_code): New variable.
14487 (cris_output_addr_const): Now a static function, a wrapper for
14489 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
14490 case from old cris_output_addr_const.
14491 (cris_asm_output_label_ref): Similar for LABEL_REF.
14492 (cris_output_addr_const_extra): Similar for UNSPEC.
14493 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
14494 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
14495 * config/cris/cris-protos.h (cris_output_addr_const): Remove
14497 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
14498 (cris_asm_output_label_ref): Declare.
14500 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
14502 PR preprocessor/19801
14503 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
14504 filenames that changed when libcpp was moved to the toplevel.
14506 2005-02-07 Roger Sayle <roger@eyesopen.com>
14508 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
14509 zero extensions of BImode operands. Call lowpart_subreg instead
14510 of gen_lowpart_common and gen_lowpart_SUBREG.
14512 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
14515 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
14516 * configure.ac: Set cc_for_cross_gnattools.
14517 * configure: Regenerate.
14519 2005-02-08 Alan Modra <amodra@bigpond.net.au>
14522 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
14524 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14527 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
14528 of nested functions.
14530 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
14532 * doc/extend.texi: Document deprecated extensions allowing
14533 static floating-point members to have initializers and allowing
14534 floating-point literals in integral constant expressions.
14536 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
14538 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
14539 config/darwin7.h, config/mips/mips.c,
14540 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
14543 * cse.c: Update comments.
14545 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
14547 PR middle-end/19775
14548 * builtins.c (fold_builtin_sqrt): Transform
14549 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
14552 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
14553 Dorit Naishlos <dorit@il.ibm.com>
14555 * doc/invoke.texi (ftree-vectorizer-verbose): New.
14556 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
14557 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
14559 * tree.h (vect_set_verbosity_level): New extern function declaration
14561 * tree-vectorizer.h (verbosity_levels): New enum type.
14562 * tree-vectorizer.c (vect_debug_stats): Function removed.
14563 (vect_debug_details): Likewise.
14564 (vect_verbosity_level): Global variable was defined and initialized.
14565 (vect_dump): Global variable definition.
14566 (vect_print_dump_info): New function.
14567 (vect_set_dump_settings): New function.
14568 (vect_set_verbosity_level): New function.
14569 (vectorize_loops): Add call to vect_set_dump_settings.
14571 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
14572 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
14573 (slpeel_tree_peel_loop_to_edge): Likewise.
14575 (vect_analyze_offset_expr): Call to vect_print_dump_info with
14576 appropriate verbosity level instead of call to vect_debug_details
14577 or vect_debug_stats.
14578 (vect_get_base_and_offset):
14579 (vect_create_addr_base_for_vector_ref):
14580 (get_vectype_for_scalar_type):
14581 (vect_create_data_ref_ptr):
14582 (vect_init_vector):
14583 (vect_get_vec_def_for_operand):
14584 (vect_finish_stmt_generation):
14585 (vectorizable_assignment):
14586 (vectorizable_operation):
14587 (vectorizable_store):
14588 (vectorizable_load):
14589 (vect_transform_stmt):
14590 (vect_update_ivs_after_vectorizer):
14591 (vect_do_peeling_for_loop_bound):
14592 (vect_update_inits_of_drs):
14593 (vect_do_peeling_for_alignment):
14594 (vect_transform_loop):
14595 (vect_is_simple_use):
14596 (vect_analyze_operations):
14597 (vect_is_simple_iv_evolution):
14598 (vect_analyze_scalar_cycles):
14599 (vect_analyze_data_ref_dependence):
14600 (vect_analyze_data_ref_dependences):
14601 (vect_compute_data_ref_alignment):
14602 (vect_enhance_data_refs_alignment):
14603 (vect_analyze_data_refs_alignment):
14604 (vect_analyze_data_ref_access):
14605 (vect_analyze_data_ref_accesses):
14606 (vect_analyze_pointer_ref_access):
14607 (vect_get_memtag_and_dr):
14608 (vect_analyze_data_refs):
14609 (vect_mark_relevant):
14610 (vect_stmt_relevant_p):
14611 (vect_mark_stmts_to_be_vectorized):
14612 (vect_can_advance_ivs_p):
14613 (vect_get_loop_niters):
14614 (vect_analyze_loop_form):
14615 (vect_analyze_loop):
14616 (vectorize_loops): Likewise.
14618 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
14619 (vect_update_inits_of_drs):
14620 (vect_do_peeling_for_alignment):
14621 (vect_transform_loop):
14622 (vect_analyze_operations):
14623 (vect_analyze_scalar_cycles):
14624 (vect_analyze_data_ref_dependences):
14625 (vect_analyze_data_refs_alignment):
14626 (vect_analyze_data_ref_accesses):
14627 (vect_analyze_data_refs):
14628 (vect_mark_stmts_to_be_vectorized):
14629 (vect_get_loop_niters):
14630 (vect_analyze_loop_form):
14631 (vect_analyze_loop): Likewise.
14632 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
14634 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
14638 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
14639 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
14640 either -ffast-math or -funsafe-math-optimizations is in use.
14642 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
14643 * config/mips/irix-csr.c: New file.
14644 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
14645 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
14646 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
14649 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
14651 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
14652 redundant, incorrect definitions.
14654 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
14656 ("*tls_indirect_call"): New, reference hard regs directly.
14657 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
14659 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
14661 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
14662 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
14664 2005-02-06 Roger Sayle <roger@eyesopen.com>
14666 PR rtl-optimization/19800
14667 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
14668 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
14671 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
14673 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
14675 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
14678 * doc/invoke.texi: Correct documentation of -freorder-functions.
14680 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
14683 * doc/invoke.texi: Don't mention gccbug.
14685 2005-02-06 Roger Sayle <roger@eyesopen.com>
14686 Andrew Pinski <pinskia@physics.uc.edu>
14687 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
14689 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14690 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
14691 into just (zero_extract:SI FOO (const_int 1) BAR).
14693 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
14695 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
14696 macro locally. Don't give last revision date. Use GCC version
14697 number from gcc-common.texi.
14698 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
14699 revision date. Use GCC version number from gcc-common.texi.
14700 Describe being a library as current state rather than as 3.x
14702 * doc/gcc.texi: Remove last update date.
14703 * doc/gccint.texi: Likewise. Update copyright dates.
14704 * doc/install.texi: Update copyright dates.
14706 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
14709 * doc/invoke.texi: Mention for each option included in -Wall that
14710 it is included in -Wall.
14711 * doc/gcc.texi: Update copyright and last modification date.
14713 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14715 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
14716 unnecessary cast to original induction variable increments.
14718 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14720 PR tree-optimization/18219
14721 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
14722 in distributed form.
14724 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
14726 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
14727 Set bitpos and offset later in the function. Do nothing if the
14728 target is a register and if the bitfield lies completely outside
14730 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
14731 here. Return an uninitialised register if the source value is stored
14732 in a register and the bitfield lies completely outside that register.
14734 2005-02-06 Steven Bosscher <stevenb@suse.de>
14736 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
14739 2005-02-06 Marcin Dalecki <martin@dalecki.de>
14741 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
14743 2005-02-06 Geoffrey Keating <geoffk@apple.com>
14745 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
14746 * config/darwin8.h: New.
14747 * config/darwin7.h: Update comment.
14749 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
14750 Dorit Naishlos <dorit@il.ibm.com>
14752 * tree-vectorizer.h (LOC): New type.
14753 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
14754 (loop_line_number): New field in struct _loop_vec_info.
14755 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
14757 * tree-vectorizer.c (input.h): Included.
14758 (find_loop_location): New function.
14759 (vect_debug_stats): Argument changed from loop to LOC. Computation of
14760 loop line number removed.
14761 (vect_debug_details): Likewise.
14762 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
14764 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
14765 call to vect_debug_details/stats changed from loop to loop_loc.
14766 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
14767 (slpeel_tree_peel_loop_to_edge): Likewise.
14769 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
14770 changed from NULL to UNKNOWN_LOC.
14771 (vect_get_base_and_offset):
14772 (vect_create_addr_base_for_vector_ref):
14773 (get_vectype_for_scalar_type):
14774 (vect_create_data_ref_ptr):
14775 (vect_init_vector):
14776 (vect_get_vec_def_for_operand):
14777 (vect_finish_stmt_generation):
14778 (vectorizable_assignment):
14779 (vectorizable_operation):
14780 (vectorizable_store):
14781 (vectorizable_load):
14782 (vect_transform_stmt):
14783 (vect_update_ivs_after_vectorizer):
14784 (vect_do_peeling_for_loop_bound):
14785 (vect_do_peeling_for_alignment):
14786 (vect_transform_loop):
14787 (vect_is_simple_use):
14788 (vect_analyze_operations):
14789 (vect_is_simple_iv_evolution):
14790 (vect_analyze_scalar_cycles):
14791 (vect_analyze_data_ref_dependences):
14792 (vect_compute_data_ref_alignment):
14793 (vect_enhance_data_refs_alignment):
14794 (vect_analyze_data_ref_access):
14795 (vect_analyze_data_ref_accesses):
14796 (vect_analyze_pointer_ref_access):
14797 (vect_get_memtag_and_dr):
14798 (vect_analyze_data_refs):
14799 (vect_mark_relevant):
14800 (vect_stmt_relevant_p):
14801 (vect_mark_stmts_to_be_vectorized):
14802 (vect_can_advance_ivs_p):
14803 (vect_get_loop_niters):
14804 (vect_analyze_loop):
14805 (vectorize_loops): Likewise.
14807 (vectorizable_load): Argument in call to vect_debug_details/stats
14808 changed from loop to LOOP_LOC (loop_vinfo).
14809 (vect_transform_loop):
14810 (vect_analyze_operations):
14811 (vect_analyze_scalar_cycles):
14812 (vect_analyze_data_ref_dependence):
14813 (vect_enhance_data_refs_alignment):
14814 (vect_analyze_data_ref_accesses):
14815 (vect_analyze_pointer_ref_access):
14816 (vect_analyze_data_refs):
14817 (vect_analyze_loop): Likewise.
14819 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
14820 changed from loop to loop_loc.
14822 (vect_enhance_data_refs_alignment): Removed unused variable loop.
14824 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
14825 Dorit Naishlos <dorit@il.ibm.com>
14827 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
14829 (vect_analyze_data_ref_dependences): Likewise.
14831 (vect_is_simple_use): Argument changed from loop structure to
14832 loop_vect_info structure.
14833 (vect_can_advance_ivs_p): Likewise.
14834 (vect_create_index_for_vector_ref): Likewise.
14835 (vect_update_ivs_after_vectorizer): Likewise.
14836 (new_stmt_vec_info): Likewise.
14838 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
14839 changed from loop to loop_vinfo.
14840 (vect_create_data_ref_ptr): First argument in call to
14841 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
14842 (vectorizable_assignment): Second argument in call to vect_is_simple_use
14843 was changed from loop to loop_vinfo.
14844 (vectorizable_operation): Likewise.
14845 (vectorizable_store): Likewise.
14846 (vect_mark_stmts_to_be_vectorized): Likewise.
14847 (vect_do_peeling_for_loop_bound): First argument in call to
14848 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
14849 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
14850 was changed from loop to loop_vinfo.
14851 (vect_analyze_data_ref_dependences): Third argument in call to
14852 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
14854 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
14855 (vect_create_data_ref_ptr): Likewise.
14856 (vect_init_vector): Likewise.
14857 (vect_get_vec_def_for_operand): Likewise.
14858 (vectorizable_assignment): Likewise.
14859 (vectorizable_operation): Likewise.
14860 (vectorizable_store): Likewise.
14861 (vectorizable_load): Likewise.
14862 (vect_update_ivs_after_vectorizer): Likewise.
14863 (vect_is_simple_use): Likewise.
14864 (vect_analyze_data_ref_dependence): Likewise.
14865 (vect_analyze_pointer_ref_access): Likewise.
14866 (vect_can_advance_ivs_p): Likewise.
14868 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
14869 before _stmt_vec_info.
14870 (_stmt_vec_info): Loop field replaced by loop_vec_info.
14871 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
14872 (new_stmt_vec_info): Argument changed from loop structure to
14873 loop_vect_info structure
14875 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
14876 (vect_analyze_offset_expr): Avoid 80 columns overflow.
14877 (vect_create_addr_base_for_vector_ref): Likewise.
14878 (vect_analyze_pointer_ref_access): Likewise.
14880 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
14883 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
14884 phi flag if the phi is abnormal.
14886 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
14889 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
14890 information for the new statement.
14892 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
14895 * gcc.c (main): Include the target in -v output.
14897 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
14899 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
14900 Do not drop the extend if we'd have to add a paradoxical subreg
14901 later. Include optabs.h and insn-codes.h.
14902 * Makefile.in (combine.o): Depend on $(OPTABS_H).
14904 2005-02-02 Roger Sayle <roger@eyesopen.com>
14906 PR middle-end/19405
14907 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
14908 * fold-const.c (const_binop): Avoid constant folding floating
14909 point operations in modes that use composite representations.
14910 * simplify-rtx.c (simplify_binary_operation): Likewise.
14912 2005-02-02 Geoffrey Keating <geoffk@apple.com>
14914 * config/rs6000/altivec.md (altivec_dst): Make the first operand
14916 (altivec_dstt): Likewise.
14917 (altivec_dstst): Likewise.
14918 (altivec_dststt): Likewise.
14919 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
14922 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
14924 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
14925 EXPR_LOCUS from orig_cond to the new cond_stmt.
14926 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
14929 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
14931 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
14932 standard_iv_increment_position. Remove call to bsi_next
14933 (no need to bump the iterator anymore).
14934 (vect_create_index_for_vector_ref): Call
14935 standard_iv_increment_position. Remove second function argument.
14936 (vect_finish_stmt_generation): Remove call to bsi_next
14937 (no need to bump the iterator anymore).
14938 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
14939 to vect_create_index_for_vector_ref.
14941 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
14943 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
14944 phis are used out of the loop.
14946 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
14949 * c-decl.c (undef_nested_function): New variable.
14950 (pop_scope): Diagnose undefined nested functions.
14951 (finish_function): Don't attempt cgraph processing or genericizing
14952 if current top-level function contained an undefined nested
14953 function. Reset undef_nested_function at the end of a top-level
14956 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
14958 * tree.c (build_int_cst_type): Take sign of the value into account
14959 when deciding whether sign extend the value.
14961 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
14964 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
14965 (cpp_options, cc1_options): Change %{std*&ansi} to
14966 %{std*&ansi&trigraphs}.
14968 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
14970 * cse.c: Update comments.
14972 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
14974 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
14975 arguments go on the stack. Do not put complex doubles in odd/even
14978 2005-02-02 Steven Bosscher <stevenb@suse.de>
14980 * doc/invoke.texi: Update the options enabled at -O1, -O2,
14981 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
14982 -ftree-pre, and -fthread-jumps.
14984 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
14986 PR tree-optimization/19578
14987 * tree-flow.h (modified_noreturn_calls): Declare.
14988 (noreturn_call_p): Declare.
14989 * tree-flow-inline.h (noreturn_call_p): New function.
14990 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
14991 * tree-cfg.c (modified_noreturn_calls): New variable.
14992 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
14993 that contain a mid-block noreturn call.
14994 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
14996 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
14998 * df.c (df_def_record_1, df_uses_record): Don't use
15000 * df.h (DF_FOR_REGALLOC): Remove.
15002 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
15005 * c-typeck.c (really_start_incremental_init): Reset
15006 constructor_max_index for arrays of incomplete type.
15008 2005-02-02 Jeff Law <law@redhat.com>
15010 * gcse.c (struct reg_set): Store the block index where the register
15011 was set rather than the setting insn.
15012 (record_one_set, compute_transp): Corresponding changes.
15013 (pre_insert_copy_insn): Do not call replace_one_set.
15014 (replace_one_set): Remove.
15016 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
15019 * doc/gcov.texi: Fix typo.
15021 2005-02-01 Richard Henderson <rth@redhat.com
15024 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
15025 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
15027 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
15028 * config/i386/i386-protos.h: Update.
15030 2005-02-01 Steven Bosscher <stevenb@suse.de>
15032 PR tree-optimization/19217
15033 * tree-cfg.c (verify_expr): Use the data field to see if TP was
15034 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
15035 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
15036 that it is walking a PHI node.
15038 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
15040 * doc/extend.texi (Nested Functions): Update.
15042 2005-02-01 Richard Henderson <rth@redhat.com>
15045 * optabs.c (expand_copysign_absneg): Export.
15046 * optabs.h (expand_copysign_absneg): Declare.
15047 * config/rs6000/rs6000.md (copysigntf3): New.
15049 2005-02-01 Diego Novillo <dnovillo@redhat.com>
15051 PR tree-optimization/19633
15052 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
15053 * tree-ssa-alias.c (init_alias_info): Initialize.
15054 (merge_pointed_to_info): Set.
15055 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
15056 (dump_points_to_info_for): Show value of pt_null.
15057 (struct count_ptr_d): Declare.
15058 (find_ptr_dereference): Remove.
15059 (ptr_is_dereferenced_by): Remove.
15060 (count_ptr_derefs): New local function.
15061 (count_uses_and_derefs): New local function.
15062 (compute_points_to_and_addr_escape): Call it. If the number
15063 of dereferences is greater than zero, mark the pointer as
15064 dereferenced. If there are fewer dereferences than uses of
15065 the pointer, the pointer's value escapes.
15067 2005-02-01 Diego Novillo <dnovillo@redhat.com>
15069 PR tree-optimization/19670
15070 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
15072 (verify_use): ... set it here, instead.
15074 2005-02-01 Janis Johnson <janis187@us.ibm.com>
15076 * doc/sourcebuild.texi (Test directives): Fix formatting.
15078 * doc/sourcebuild.texi (Test directives): Describe selector
15081 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
15083 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
15084 specific 64-bit CPUs.
15086 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
15089 * arm.c (arm_eliminable_register): New function.
15090 (adjacent_mem_locations): Don't allow eliminable registers. Use
15091 HOST_WIDE_INT for address offsets.
15092 * arm-protos.h (arm_eliminable_register): Add prototype.
15094 2005-02-01 Steven Bosscher <stevenb@suse.de>
15096 PR optimization/15242
15097 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
15098 * basic-block.h (duplicate_computed_gotos): Add prototype.
15099 * bb-reorder.c (duplicate_computed_gotos): New function to
15100 duplicate sufficiently small blocks ending in a computed jump.
15101 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
15102 if not optimizing for size.
15103 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
15104 never do tail merging for blocks ending in a computed jump.
15105 * doc/invoke.texi: Document the max-goto-duplication-insns param.
15107 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
15109 Patch from Richard Sandiford <rsandifo@redhat.com>
15110 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
15111 from inheriting a subreg equivalence with a non-spill register.
15113 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
15115 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
15117 * config/frv/frv.c (movcc_fp_destination_operand): New.
15118 (gpr_or_memory_operand): Fix typo in comment.
15119 (gpr_or_memory_operand_with_scratch): New.
15120 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
15121 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
15122 movcc_fp_destination_operand.
15123 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
15124 Legitimize memory addresses using a scratch register.
15126 2005-01-31 Jeff Law <law@redhat.com>
15128 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
15129 bitmap a sparse bitmap instead of a simple bitmap.
15130 (mark_def_sites_initialize_block): Corresponding changes.
15131 (ssa_mark_def_sites_initialize_block): Likewise.
15132 (ssa_mark_phi_uses): Likewise.
15133 (mark_def_site, ssa_mark_def_sites): Likewise.
15134 (mark_def_site_blocks): Likewise.
15135 (rewrite_ssa_into_ssa): Likewise.
15137 * tree-ssa-dom.c (record_cond): Pass correct variable type
15138 for last argument to htab_find_slot_with_hash.
15140 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
15141 effects when optimizing 0 % X. Do not try to optimize X % 0.
15143 2005-01-31 James E. Wilson <wilson@specifixinc.com>
15145 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
15148 2005-02-01 Eric Christopher <echristo@redhat.com>
15150 * config/mips/mips.c (override_options): Warn if -mint64
15152 * doc/invoke.texi (MIPS Options): Document that -mint64 is
15155 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
15157 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
15159 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
15160 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
15161 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
15162 (cached_regno): Initialize to INVALID_REGNUM.
15163 (cse_reg_info_table_size,
15164 cse_reg_info_table_first_uninitialized,
15165 cse_reg_info_timestamp): New.
15166 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
15168 (init_cse_reg_info, get_cse_reg_info_1): New.
15169 (get_cse_reg_info): Cache the last look-up.
15170 (new_basic_block): Update the code to clear mappings from
15171 registers to cse_reg_info entries.
15172 (cse_main): Call init_cse_reg_info.
15174 * cse.c (get_cse_reg_info): Update a comment.
15176 2005-01-31 Steven Bosscher <stevenb@suse.de>
15179 * c-decl.c (start_decl): Do not warn about arrays of elements with
15180 an incomplete type here.
15181 (grokdeclarator): Do it here by making a pedwarn an error.
15182 * c-typeck.c (push_init_level): If there were previous errors with
15183 the constructor type, do not warn about braces for initializers.
15184 (process_init_element): Likewise for excess initializer elements.
15186 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
15188 * cse.c (delete_trivially_dead_insn): Don't iterate.
15190 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
15192 * config/rs6000/rs6000.md (copysignsf3): New expand.
15193 (copysigndf3): Likewise.
15195 2005-01-31 Steven Bosscher <stevenb@suse.de>
15197 * recog.c (constrain_operands): Only look for earlyclobber operand
15198 conflicts if an '&' constraint was seen.
15200 2005-01-31 Marc Espie <espie@openbsd.org>
15202 * config.gcc: Don't include embedded systems fragment, switches default
15203 debugging format to ELF.
15204 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
15205 longer pick it up there.
15207 2005-01-31 Dale Johannesen <dalej@apple.com>
15209 * doc/extend.texi (nested functions): Fix linkage description.
15210 Clarify that static is not allowed.
15212 2005-01-31 Dale Johannesen <dalej@apple.com>
15214 * config/rs6000/darwin.md (movsf_low_di): Make work.
15215 (movdf_low_di): Make work.
15217 2005-01-31 Dale Johannesen <dalej@apple.com>
15219 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
15220 Make work for 64 bit.
15222 2005-01-31 Roger Sayle <roger@eyesopen.com>
15223 Dale Johannesen <dalej@apple.com>
15225 PR middle-end/19650
15226 * fold-const.c (fold_binary_op_with_conditional_arg):
15227 Make types match original operands, before STRIP_NOPS.
15229 2005-01-31 Alan Modra <amodra@bigpond.net.au>
15231 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
15232 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
15233 (struct gcc_sigcontext): Delete. Merge contents to..
15234 (struct gcc_ucontext): ..here.
15235 (get_sigcontext): Delete.
15236 (get_regs): New function, like get_sigcontext but return regs ptr.
15237 64-bit version finds regs from r1 to support vdso.
15238 (ppc_linux_aux_vector): New function.
15239 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
15242 2005-01-31 Ira Rosen <irar@il.ibm.com>
15244 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
15246 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
15247 redundant fold. Fix misalignment for MINUS_EXPR.
15248 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
15249 (vect_analyze_pointer_ref_access): Likewise.
15250 (vect_get_memtag_and_dr): Likewise.
15252 2005-01-31 Richard Henderson <rth@redhat.com>
15254 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
15255 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
15256 absnegdf2_i387, absnegxf2_i387): Likewise.
15258 2005-01-31 Richard Henderson <rth@redhat.com>
15261 * optabs.c (expand_copysign_absneg): New.
15262 (expand_copysign_bit): Split out from ...
15263 (expand_copysign): ... here. Use expand_copysign_absneg.
15265 2005-01-30 Roger Sayle <roger@eyesopen.com>
15267 PR middle-end/19697
15268 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
15269 constant as the second operand and a register as the third.
15271 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
15274 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
15275 that dllimport'd functions do not use all call-clobbered registers
15276 to pass parameters.
15278 2005-01-30 Richard Henderson <rth@redhat.com>
15281 * optabs.c (expand_absneg_bit): Split out from expand_unop and
15282 expand_abs_nojump and generalize. Use operand_subword and
15283 emit_no_conflict_block. Support large modes.
15284 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
15286 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
15287 negation to subtraction.
15288 (expand_copysign): Check that the format has signed zeros.
15289 Use operand_subword and emit_no_conflict_block. Support large modes.
15291 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
15293 Fix PR tree-optimization/19624
15295 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
15296 * tree-ssa-pre.c: Add cfgloop.h.
15298 (pre_stats): New member, constified.
15299 (inserted_exprs): New static variable.
15300 (NECESSARY): New macro.
15301 (create_expression_by_pieces): Fold the expression, and
15302 mark it as defaulting to not necessary. Also put in
15304 (fully_constant_expression): New function.
15305 (insert_into_preds_of_block): Modify to not insert phis when we
15306 are playing with induction variables.
15307 Push phis onto the inserted_exprs vector, and mark them as not
15308 necessary by default.
15309 (insert_aux): Call fully_constant_expression on eprime.
15310 If all edges produce the same value, mark it constant.
15311 (mark_operand_necessary): New function.
15312 (remove_dead_inserted_code): New function.
15313 (init_pre): Init loop optimizer to get loop info.
15314 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
15315 (execute_pre): Commit edge inserts, then remove dead code.
15317 2005-01-30 Richard Henderson <rth@redhat.com>
15319 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
15320 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
15322 2005-01-30 Richard Henderson <rth@redhat.com>
15325 * config/i386/i386.c (ix86_expand_copysign): New.
15326 (ix86_split_copysign_const): New.
15327 (ix86_split_copysign_var): Rename from ix86_split_copysign,
15328 rearrange op1/nmask operands.
15329 * config/i386/i386-protos.h: Update.
15330 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
15331 (copysigndf3): Likewise.
15332 (copysignsf3_const, copysigndf3_const): New.
15333 (copysignsf3_var): Rename from copysignsf3, split out splitter
15334 and fix split predicate for X constraint.
15335 (copysigndf3_var): Similarly.
15337 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
15339 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
15340 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
15341 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
15343 2005-01-29 Richard Henderson <rth@redhat.com>
15346 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
15347 of # and * in constraints.
15349 2005-01-29 Richard Henderson <rth@redhat.com>
15351 PR middle-end/19689
15352 * expr.c (store_field): Don't strip sub-mode cast when the input
15353 data is even smaller.
15355 2005-01-29 Richard Henderson <rth@redhat.com>
15357 PR middle-end/19687
15358 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
15361 2005-01-29 Richard Henderson <rth@redhat.com>
15363 * combine.c (make_field_assignment): Fix argument order
15366 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
15368 PR tree-optimization/15791
15369 * fold-const.c (extract_array_ref): New function.
15370 (fold): Fold comparisons between &a[i] and &a[j] or
15371 semantically equivalent trees.
15373 2005-01-29 Jeff Law <law@redhat.com>
15375 * gcse.c (insert_expr_in_table): Revamp handling of available
15376 and anticipatable occurrence lists to avoid unnecessary list
15378 (insert_set_in_table): Similarly.
15380 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
15382 * c-common.c (fix_string_type): Just use c_build_qualified_type to
15384 (c_build_qualified_type): Build qualified array types with
15385 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
15386 * c-decl.c (c_make_fname_decl): Build unqualified array type
15387 before qualified type.
15388 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
15389 type is qualified, not just if type itself is. Don't apply
15390 qualifiers to array type when declarator is processed. Apply
15391 qualifiers to field type whether or not it is an array type.
15392 Don't handle array types specially for applying qualifiers to
15394 * c-typeck.c (composite_type): Build unqualified element type and
15395 array type when forming composite of array types.
15396 (common_pointer_type, comptypes, comp_target_types,
15397 type_lists_compatible_p, build_indirect_ref, build_array_ref,
15398 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
15400 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
15401 (args2) in variables a1 and a2.
15403 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
15405 * cse.c (n_elements_made, max_elements_made): Remove.
15406 (insert): Don't touch n_elements_made.
15407 (cse_main): Don't touch n_elements_made or max_elements_made.
15409 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
15412 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
15413 configuration part of dp-bit.c to be lost.
15415 2005-01-28 Roger Sayle <roger@eyesopen.com>
15417 * expmed.c (expand_mult_highpart_optab): When attempting to use
15418 a non-widening multiplication in a wider mode, the operands need
15419 to be converted (zero or sign extended) to that mode.
15421 2005-01-28 Ian Lance Taylor <ian@airs.com>
15423 PR middle-end/16558
15424 PR middle-end/19583
15425 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
15426 through if both operands fall through.
15428 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
15430 * cse.c (fold_rtx) <PC>: Don't optimize.
15432 2005-01-28 Jeff Law <law@redhat.com>
15434 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
15435 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
15437 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
15439 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
15440 cse_reg_info_used_list_end): Remove.
15441 (cse_reg_info_list, cse_reg_info_list_free): New.
15442 (get_cse_reg_info): When allocating an instance of
15443 cse_reg_info, add it to the beginning of the cse_reg_info_list
15444 list. Remove code to maintain cse_reg_info_used_list.
15445 (new_basic_block): Reset the free list to the beginning of
15448 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
15450 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
15451 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
15452 (frv_expand_mdpackh_builtin): New function.
15453 (frv_expand_builtin): Use it to expand __MDPACKH.
15454 * doc/extend.texi (__MDPACKH): Update documentation.
15456 2005-01-28 Uros Bizjak <uros@kss-loka.si>
15458 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
15459 SSE_FLOAT_MODE_P for use_sse computation.
15461 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
15464 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
15466 2005-01-27 Richard Henderson <rth@redhat.com>
15468 * builtins.c (expand_builtin_copysign): New.
15469 (expand_builtin): Call it.
15470 * genopinit.c (optabs): Add copysign_optab.
15471 * optabs.c (init_optabs): Initialize it.
15472 (expand_copysign): New.
15473 * optabs.h (OTI_copysign, copysign_optab): New.
15474 (expand_copysign): Declare.
15476 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
15477 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
15479 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
15480 (ix86_expand_fp_absneg_operator): ... here.
15481 (ix86_split_copysign): New.
15482 * config/i386/i386-protos.h: Update.
15483 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
15484 (copysignsf3, copysigndf3): New.
15486 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
15487 (copysignsf3, ncopysignsf3): New.
15488 (copysigndf3, ncopysigndf3): New.
15489 (copysignxf3, ncopysignxf3): New.
15490 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
15492 2005-01-27 Arend Bayer <arend.bayer@web.de>
15493 Kazu Hirata <kazu@cs.umass.edu>
15495 * cse.c: (find_best_addr): Don't call copy_rtx before calling
15496 fold_rtx. Save cost recomputation if fold_rtx did nothing.
15497 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
15500 2005-01-27 Jeff Law <law@redhat.com>
15502 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
15503 definitions of SSA_NAMEs which are not being rewritten.
15504 (rewrite_ssa_into_ssa): Only initialize the current definition
15505 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
15506 If checking is enabled, assert that SSA_NAME_AUX is clear for all
15507 SSA_NAMEs before returning.
15509 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
15511 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
15512 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
15513 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
15514 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
15515 config/mips/iris6.h, config/sh/sh.c: Update copyright.
15517 2005-01-27 Steven Bosscher <stevenb@suse.de>
15519 PR middle-end/17278
15520 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
15521 higher to -O2 and higher. Likewise for tree PRE.
15522 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
15525 2005-01-27 Ian Lance Taylor <ian@airs.com>
15527 PR middle-end/19583
15528 * gimple-low.c (try_catch_may_fallthru): New static function.
15529 (block_may_fallthru): Handle TRY_CATCH_EXPR.
15530 * tree-inline.c (expand_call_inline): Don't warn about reaching
15531 the end of a non-void function being inlined if the function uses
15534 2005-01-27 Jakub Jelinek <jakub@redhat.com>
15536 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
15539 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
15540 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
15541 (implicitly_declare): Handle error_mark_node.
15543 2005-01-27 Richard Henderson <rth@redhat.com>
15546 * tree.h (struct tree_decl): Add debug_expr_is_from.
15547 (DECL_DEBUG_EXPR_IS_FROM): New.
15548 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
15549 * dwarf2out.c (dwarf2out_var_location): Update to match.
15550 * tree-outof-ssa.c (create_temp): Likewise.
15551 * var-tracking.c (track_expr_p): Likewise.
15552 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
15553 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
15554 * toplev.c (default_tree_printer): Likewise.
15556 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
15558 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
15559 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
15561 2005-01-27 Steven Bosscher <stevenb@suse.de>
15563 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
15564 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
15565 ASM_CLOBBERS): Add tree checks.
15567 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
15568 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
15569 * c-common.def (SWITCH_STMT): Update to match.
15570 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
15571 macros instead of SWITCH_EXPR ones.
15572 * c-dump.c (c_dump_tree): Likewise.
15573 * c-gimplify.c (gimplify_switch_stmt): Likewise.
15574 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
15576 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
15578 2005-01-27 Alan Modra <amodra@bigpond.net.au>
15580 * unwind-dw2.c (execute_stack_op): Add missing cases for
15581 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
15583 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
15585 * config.gcc (Obsolete configurations): Remove 'dummy', add
15586 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
15589 2005-01-26 Diego Novillo <dnovillo@redhat.com>
15591 PR tree-optimization/19633
15592 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
15594 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
15595 are no call-clobbered variables.
15596 * tree-outof-ssa.c (check_replaceable): Return false for calls
15599 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
15601 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
15602 even for variables with NULL DECL_INITIAL.
15604 2005-01-26 Stuart Hastings <stuart@apple.com>
15606 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
15608 2005-01-26 Richard Henderson <rth@redhat.com>
15610 PR middle-end/18008
15611 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
15613 * expr.c (store_field): Strip conversions to odd-bit-sized types
15614 if the destination field width matches.
15616 2005-01-26 Richard Henderson <rth@redhat.com>
15618 * c-decl.c, expmed.c, expr.c: Revert last change.
15620 2005-01-26 Richard Henderson <rth@redhat.com>
15622 PR middle-end/18008
15623 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
15625 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
15626 if we don't need the bits above those present in the current mode.
15627 * expr.c (store_field): Strip conversions to odd-bit-sized types
15628 if the destination field width matches.
15630 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
15632 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
15633 either -ffast-math or -funsafe-math-optimizations is in use.
15635 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
15639 * config/avr/avr.c (notice_update_cc): Only set condition code for
15640 ashrqi3 if shift count > 0.
15641 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
15642 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
15643 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
15644 count <= 0 as a no-op, and shift count >= width by copying zero
15645 or sign bit to all bits of the result.
15646 * config/avr/avr.md (all shifts): Add alternatives for zero shift
15647 count, with attribute "length" set to 0 and "cc" set to "none".
15649 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
15651 * doc/invoke.texi: Document -mTLS.
15653 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
15654 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
15655 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
15656 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
15657 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
15658 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
15659 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
15660 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
15662 * configure.ac: Check for a TLS capable gas.
15664 * configure: Regenerate.
15666 2005-01-26 Richard Henderson <rth@redhat.com>
15668 PR middle-end/18008
15669 * combine.c (make_field_assignment): Simplify store to zero_extract
15670 from a source with an overlapping mask.
15672 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
15674 2004-11-11 Eric Christopher <echristo@redhat.com>
15676 * config/frv/frv.md: Add fr400_integer automaton. Don't
15677 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
15680 2005-01-26 Steven Bosscher <stevenb@suse.de>
15682 PR middle-end/16585
15683 * cfgbuild.c (make_edges): Do not clear or set
15684 current_function_has_computed_jump.
15685 * function.h (struct function): Remove the has_computed_jump field.
15686 (current_function_has_computed_jump): Do not define.
15687 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
15688 in a computed jump. Ignore current_function_has_computed_jump.
15690 2005-01-26 Richard Henderson <rth@redhat.com>
15692 PR middle-end/19515
15693 * expr.c (categorize_ctor_elements): New argument p_must_clear.
15694 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
15696 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
15697 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
15698 objects into static storage if they have more than one non-zero value.
15699 * tree.h (categorize_ctor_elements): Update decl.
15701 2005-01-26 Steven Bosscher <stevenb@suse.de>
15703 PR middle-end/19616
15704 * tree.h (CALL_EXPR_TAILCALL): Add comment.
15705 * calls.c (check_sibcall_argument_overlap_1): Revert the change
15706 to this function from 2004-07-10.
15707 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
15708 the current function for tail call optimizations if the address
15709 of one of it its arguments is taken.
15711 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
15713 * cse.c (fold_rtx): Call equiv_constant only when necessary.
15715 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
15717 * function.c (expand_function_end): If current_function_calls_alloca,
15718 emit stack restore in a place that is reached when the function falls
15719 through at the end.
15721 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
15723 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
15724 rule to avoid matching inappropriate suffix rule.
15726 2005-01-26 Jan Hubicka <jh@suse.cz>
15728 PR tree-optimization/19241
15729 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
15731 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
15733 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
15734 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
15736 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
15737 <sim*>: Always use crt1.o, regardless of N in simN.
15738 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
15739 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
15740 (CRT_CALL_STATIC_FUNCTION): Remove.
15741 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
15742 use crt1.o, regardless of N in simN.
15743 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
15744 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
15745 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
15746 case isystem setting.
15747 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
15749 2005-01-25 Ian Lance Taylor <ian@airs.com>
15751 * gimple-low.c (block_may_fallthru): Correct handling of
15752 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
15754 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
15756 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
15757 handlers to match indentation; nested under the mtune=* handler.
15758 Similar for mcpu= and march=.
15760 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
15762 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
15763 * config/mips/linux64.h (LIB_SPEC): Likewise.
15764 * config/mn10300/linux.h (LIB_SPEC): Likewise.
15765 * config/sh/linux.h (LIB_SPEC): Likewise.
15767 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
15769 * config/frv/frv.c (frv_legitimize_tls_address): New.
15770 (TARGET_HAVE_TLS): Define.
15771 (FRV_SYMBOL_REF_TLS_P): Define.
15772 (frv_override_options): Handle new register classes.
15773 (frv_legitimate_address_p): Reject tls addresses.
15774 (frv_legitimize_address): Handle TLS addresses.
15775 (gen_inlined_tls_plt): New.
15776 (gen_tlsmoff): New.
15777 (frv_legitimize_tls_address): New.
15778 (unspec_got_name): Add TLS entries.
15779 (got12_operand): Add R_FRV_TLSMOFF12 case.
15780 (frv_emit_move): Fixup TLS addresses.
15781 (frv_emit_movsi): Legitimize TLS addresses.
15783 * config/frv/frv.h (MASK_BIG_TLS): New.
15784 (TARGET_BIG_TLS): New.
15785 (HAVE_AS_TLS): Define.
15786 (TARGET_SWITCHES): Add -mTLS and -mtls options.
15787 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
15788 (REG_CLASS_NAMES): Same.
15789 (REG_CLASS_CONTENTS): Same.
15790 (CONSTRAINT_LEN): New.
15791 (REG_CLASS_FROM_CONSTRAINT): New.
15792 (PREDICATE_CODES): Add symbolic_operand.
15794 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
15795 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
15796 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
15797 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
15798 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
15799 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
15800 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
15801 GR9_REG, GR14_REG, LRREG.
15802 (type): Add load_or_call attribute.
15803 ("load_or_call"): New reservation.
15804 ("call_gettlsoff"): New.
15805 ("tls_indirect_call"): New.
15806 ("tls_load_gottlsoff12"): New.
15807 ("tlsoff_hilo"): New.
15808 ("tls_tlsdesc_ldd"): New.
15809 ("tls_tlsoff_ld"): New.
15812 * config/frv/frv-protos.h (symbolic_operand): Protoize.
15814 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
15816 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
15817 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
15818 * config/frv/frv.c (TLS_BIAS): Define.
15819 (frv_output_dwarf_dtprel): New.
15821 2005-01-26 Jakub Jelinek <jakub@redhat.com>
15823 PR rtl-optimization/19579
15824 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
15825 both A and B, see if they don't clobber registers the other expr uses.
15827 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
15829 * real.c (do_add): Initialize signalling and canonical members.
15831 * real.c (real_from_integer): Zero out destination.
15833 2005-01-18 Jan Hubicka <jh@suse.cz>
15835 PR tree-optimize/19337
15836 * tree-inline.c (initialize_inlined_parameters): Copy
15837 saved_static_chain_decl only.
15839 2005-01-25 Richard Henderson <rth@redhat.com>
15843 * config/i386/i386.c (x86_inter_unit_moves): Zero.
15844 (ix86_preferred_reload_class): Rewrite fp-constant section, with
15845 80387 enabled, to return a proper subclass. Return the subset that
15846 overlaps with GENERAL_REGS for PLUS.
15847 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
15849 2005-01-25 Richard Henderson <rth@redhat.com>
15851 PR middle-end/19609
15852 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
15854 2005-01-25 Roger Sayle <roger@eyesopen.com>
15856 * expmed.c (choose_multiplier): Change interface to return the
15857 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
15858 (expand_divmod): Update calls to choose_multiplier.
15860 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15862 PR middle-end/19330
15863 * expmed.c (extract_bit_field): Use adjust_address instead of
15864 gen_lowpart when op0 is a MEM.
15866 2005-01-24 Steven Bosscher <stevenb@suse.de>
15868 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
15870 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
15872 * config/mips/irix-csr.c: New file.
15873 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
15874 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
15875 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
15878 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
15881 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
15882 sparc/elf.h, add sparc/sp-elf.h.
15883 (sparc-*-rtems*): Likewise.
15884 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
15885 tm-dwarf2.h, add sparc/sp-elf.h.
15886 (sparc86x-*-elf): Likewise.
15887 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
15888 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
15889 TARGET_OS_CPP_BUILTINS.
15890 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15891 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15893 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
15894 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
15895 (SWITCH_TAKES_ARG): Likewise.
15896 (LOCAL_LABEL_PREFIX): Likewise.
15897 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
15898 (TARGET_N_FORMAT_TYPES): Delete.
15899 (TARGET_FORMAT_TYPES): Likewise.
15900 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
15901 * config/sparc/elf.h: Delete.
15902 * config/sparc/sp-elf.h: New file.
15904 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
15906 * tree-flow-inline.h (phi_arg_from_edge): Remove.
15907 * tree-flow.h: Remove the corresponding prototype.
15908 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
15909 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
15911 2005-01-24 Jakub Jelinek <jakub@redhat.com>
15914 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
15915 for AIX ABI or ELF -fPIC.
15916 (rs6000_emit_load_toc_table): Don't create toc_section here.
15917 (rs6000_xcoff_file_start): Nor here.
15919 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
15921 * sh.c (ra.h): Don't #include.
15922 (hard_regs_intersect_p): New function, resurrected from ra.c.
15924 * sh.c: Fix 1996 Copyright.
15926 2005-01-24 Richard Henderson <rth@redhat.com>
15927 Aldy Hernandez <aldyh@redhat.com>
15929 * regrename.c (note_sets): Handle subregs.
15931 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
15934 * genconditions.c (write_header, write_conditions): Elide file if
15937 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
15939 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
15940 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
15943 2005-01-24 Jakub Jelinek <jakub@redhat.com>
15945 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
15946 expand_builtin_printf, expand_builtin_fprintf,
15947 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
15948 checking against POINTER_TYPE.
15949 (validate_arglist): Handle POINTER_TYPE code by checking
15952 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
15954 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
15955 init_rtlanal): New.
15956 (for_each_rtx): Call for_each_rtx_1.
15957 * rtl.h (init_rtlanal): Declare.
15958 * toplev.c (backend_init): Call init_rtlanal.
15960 2005-01-24 Jakub Jelinek <jakub@redhat.com>
15962 * flow.c (propagate_one_insn): Formatting.
15964 PR middle-end/19551
15965 * flow.c (libcall_dead_p): Be more conservative if unsure.
15966 If there are any instructions between insn and call, see if they are
15967 all dead before saying the libcall is dead.
15969 2005-01-24 Uros Bizjak <uros@kss-loka.si>
15971 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
15972 operand constraint for operand 0.
15974 2005-01-23 Richard Henderson <rth@redhat.com>
15977 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
15978 edges leading to join block.
15980 2005-01-23 Roger Sayle <roger@eyesopen.com>
15982 * expmed.c (expand_mult_highpart): Make static. Change type of
15983 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
15984 (expand_divmod): Updates calls to expand_mult_highpart by using
15985 gen_int_mode to pass a CONST_INT rtx.
15986 * rtl.h (expand_mult_highpart): Remove prototype.
15988 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
15990 * flow.c (regset_bytes, regset_size): Remove.
15992 * cfganal.c: Fix a reference to Harvey's paper.
15994 2005-01-23 Steven Bosscher <stevenb@suse.de>
15996 PR rtl-optimization/19464
15997 * tree-optimize.c (init_tree_optimization_passes): Add one more
15998 copyrename pass just before out-of-ssa.
16000 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
16003 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
16004 * ggc-none.c (ggc_free): Define.
16006 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
16008 * cse.c (max_reg, max_insn_uid): Remove.
16009 (cse_main): Don't access max_reg or max_insn_uid.
16011 * c-common.c (explicit_flag_signed_bitfields,
16012 lang_statement_code_p, lang_expand_function_end): Remove.
16013 * c-common.h: Remove the corresponding declarations.
16014 * c-opts.c (c_common_handle_option): Remove all write access
16015 to explicit_flag_signed_bitfields.
16017 * cgraph.c (cgraph_varpool_n_nodes): Remove.
16018 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
16019 * cgraph.h: Remove the corresponding declaration.
16021 * gcse.c (null_pointer_info): Remove.
16023 2005-01-23 Roger Sayle <roger@eyesopen.com>
16024 Eric Botcazou <ebotcazou@libertysurf.fr>
16026 * combine.c (simplify_logical): Only simplify logical expressions
16027 of the form ior(and(x,y),z) by the inverse distributive law if the
16028 result is cheaper than the original.
16030 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
16032 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
16033 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
16034 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
16035 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
16036 config/freebsd-spec.h, config/arm/arm.h,
16037 config/h8300/h8300.md, config/i386/i386.md,
16038 config/i386/predicates.md, config/i386/sse.md,
16039 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
16040 config/vax/vax.md: Fix comment typos. Follow spelling
16043 2005-01-23 Steven Bosscher <stevenb@suse.de>
16045 * gengtype.c (walk_type): Produce `not equal to' compares for loop
16046 tests, instead of `less than'.
16048 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
16050 * function.c (assign_parm_setup_block): When creating a new stack slot
16051 for a parameter, get its alignment from the parameter's DECL_ALIGN
16052 rather than the type's TYPE_ALIGN. Make sure that the parameter
16053 is at least word aligned.
16055 2005-01-22 Roger Sayle <roger@eyesopen.com>
16057 PR middle-end/19378
16058 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
16060 2005-01-22 Richard Henderson <rth@redhat.com>
16063 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
16064 in both compare operands.
16065 (movdfcc_1_sse_max): Likewise.
16066 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
16067 (movdfcc_1_sse): Likewise.
16068 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
16069 scratch register as needed.
16071 2005-01-22 Richard Henderson <rth@redhat.com>
16073 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
16075 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
16077 2005-01-22 Richard Henderson <rth@redhat.com>
16079 * genopinit.c (optabs): Use smin/smax for floating point too.
16080 * doc/md.texi: Update to match. Clarify that floating point
16081 results are undefined for +0/-0 and NaN.
16082 * doc/rtl.texi: Likewise.
16083 * rtl.def (SMIN, SMAX): Likewise
16084 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
16086 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
16087 leading 's' to the name.
16088 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
16089 smaxxf3, sminxf3): Likewise.
16090 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
16093 2005-01-22 Paul Brook <paul@codesourcery.com>
16095 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
16097 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
16099 * config/s390/s390.c (struct processor_costs): New fields
16100 dlgr, dlr, dr, dsgfr, dsgr.
16101 (z900_cost, z990_cost): Values for new fields.
16102 (s390_rtx_costs): New cases MEM und COMPARE in switch
16103 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
16104 DIV, MOD, UDIV, UMOD.
16106 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
16108 * config/s390/s390.md ("doloop_si64"): Reload input value directly
16109 into the register being decremented.
16110 ("doloop_si31", "doloop_di"): Likewise.
16111 ("*doloop_si_long"): Adapt pattern.
16113 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
16115 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
16117 (CLASS_MAX_NREGS): Likewise.
16119 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
16121 * doc/tree-ssa.texi (Statement Operands): Add example for new
16122 must-def macro. Note deprecation of old operands interface.
16124 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
16126 PR tree-optimization/19484
16127 * tree-cfg.c (remove_fallthru_edge): New function.
16128 (cleanup_control_flow): Remove fallthru edges from calls that are
16129 now known not to return.
16131 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
16133 Fix PR tree-optimization/19038
16134 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
16135 copies with loop variant ones.
16137 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
16139 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
16140 config/alpha/alpha-protos.h, config/alpha/alpha.h,
16141 config/alpha/alpha.md, config/alpha/predicates.md,
16142 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
16143 config/sparc/sol2.h: Update copyright.
16145 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
16146 first label to see if it is a nonlocal label.
16148 2005-01-22 David Edelsohn <edelsohn@gnu.org>
16149 Andrew Pinski <pinskia@physics.uc.edu>
16152 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
16153 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
16155 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
16157 * config/rs6000/rtems.h: Update copyright.
16159 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
16162 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
16163 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
16164 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
16166 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
16169 * c-typeck.c (convert_arguments): Check for error_mark_node.
16171 2005-01-21 Ian Lance Taylor <ian@airs.com>
16173 PR tree-optimization/13000
16174 * tree-inline.c: Include "tree-flow.h".
16175 (expand_call_inline): If warn_return_type, warn if non-void inline
16176 function falls through.
16177 * tree-cfg.c (execute_warn_function_return): Don't warn about
16178 control reaching end if TREE_NO_WARNING is set. Set
16180 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
16182 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
16183 branch if we don't need one.
16184 * c-typeck.c: Include "tree-flow.h"
16185 (c_finish_bc_stmt): Don't add a goto if the current statement
16186 list doesn't fall through to the current point.
16188 2005-01-21 Roger Sayle <roger@eyesopen.com>
16190 PR rtl-optimization/576
16191 * real.c (real_arithmetic): Change return type from void to bool
16192 to return an indication that the result may be inexact.
16193 * real.h (real_arithmeric): Update prototype.
16194 * fold-const.c (const_binop): Don't constant fold floating
16195 point expressions when the user specifies -frounding-math and
16196 the result may depend upon the run-time rounding mode.
16197 (fold_convert_const_real_from_real): Clean-up.
16198 (fold_initializer): Ignore flag_rounding_math for initializers.
16199 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
16200 constant fold FP operations with flag_rounding_math if the
16201 result may depend upon the run-time rounding mode.
16203 2005-01-21 Tom Tromey <tromey@redhat.com>
16205 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
16207 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
16209 * tree-cfg.c: Fix comment typos.
16211 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
16213 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
16214 around the call to rest_of_handle_branch_target_load_optimize.
16216 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16218 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
16219 (sparc64-*-openbsd*): Likewise.
16220 (sparclite-*-elf*): Include tm-dwarf2.h.
16221 (sparc86x-*-elf*): Likewise.
16222 (sparc64-*-elf*): Likewise.
16223 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
16224 (DBX_DEBUGGING_INFO): Likewise.
16225 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
16226 (PREFERRED_DEBUGGING_TYPE): Likewise.
16227 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
16228 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
16229 (PREFERRED_DEBUGGING_TYPE): Likewise.
16230 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
16231 (PREFERRED_DEBUGGING_TYPE): Likewise.
16232 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
16234 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
16237 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
16239 2005-01-20 Paul Brook <paul@codesourcery.com>
16241 * doc/rtl.texi: Document value extension requirements for CONST_INT.
16243 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16245 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
16246 label is first in a sequence of labels.
16248 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
16250 2005-01-20 Janis Johnson <janis187@us.ibm.com>
16251 Giovanni Bajo <giovannibajo@gcc.gnu.org>
16253 * doc/sourcebuild.texi (Test Directives): New.
16255 2005-01-20 Roger Sayle <roger@eyesopen.com>
16257 * real.c (real_floor): Don't leave the result uninitialized when
16258 mode is VOIDMode, but return the unrounded intermediate value.
16259 (real_ceil): Likewise.
16261 2005-01-20 Paul Brook <paul@codesourcery.com>
16263 * config/arm/arm.md (insv): Use gen_int_mode.
16265 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16267 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
16268 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16269 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16270 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16271 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16273 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
16276 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
16277 fbreg, so we have to assume we can't.
16278 (loc_descriptor_from_tree_1): Ditto.
16279 (containing_function_has_frame_base): New function.
16280 (add_location_or_const_value_attribute): Use it.
16281 Also try to generate a frame_base from a single element location
16284 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16286 PR tree-optimization/15349
16287 * timevar.def (TV_TREE_MERGE_PHI): New.
16288 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
16290 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
16291 calls to tree_forwarder_block_p.
16292 (remove_forwarder_block_with_phi, merge_phi_nodes,
16293 gate_merge_phi, pass_merge_phi): New.
16294 * tree-optimize.c (init_tree_optimization_passes): Add
16296 * tree-pass.h: Add an extern for pass_merge_phi;
16298 2005-01-20 Richard Henderson <rth@redhat.com>
16301 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
16302 (_mm_castps_pd, _mm_castps_si128): New.
16303 (_mm_castsi128_ps, _mm_castsi128_pd): New.
16305 2005-01-20 Richard Henderson <rth@redhat.com>
16308 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
16309 __builtin_ia32_vec_init_v2si.
16310 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
16311 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
16312 (ix86_init_mmx_sse_builtins): Create it.
16313 (ix86_expand_builtin): Expand it.
16314 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
16315 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
16316 (vec_extractv2si_0, vec_extractv2si_1): New.
16318 2005-01-20 Richard Henderson <rth@redhat.com>
16321 * config/i386/i386.c (ix86_expand_push): New.
16322 * config/i386/mmx.md (push<MMXMODE>1): New.
16323 * config/i386/sse.md (push<SSEMODE>1): New.
16324 * config/i386/i386-protos.h: Update.
16326 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16328 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
16331 2005-01-20 Richard Henderson <rth@redhat.com>
16333 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
16334 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
16336 2005-01-19 Richard Henderson <rth@redhat.com>
16339 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
16340 to V4SFmode in SSE1 fallback load path.
16342 2005-01-19 Richard Henderson <rth@redhat.com>
16344 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
16345 in QImode expansion to ix86_expand_vector_set.
16346 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
16348 2005-01-19 Richard Henderson <rth@redhat.com>
16351 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
16352 subclass of the input class.
16353 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
16354 Always true for cross-SSE1 classes. Rationalize conditionals.
16355 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
16356 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
16357 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
16358 (movdi_2): Add MMX/SSE zeros.
16359 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
16360 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
16361 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
16362 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
16363 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
16364 (zero_extendsidi2_rex64_1): Remove.
16365 (MOV0 peephole): Check GENERAL_REG_P.
16367 2005-01-19 Richard Henderson <rth@redhat.com>
16370 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
16372 (ix86_expand_vector_extract): Likewise.
16374 2005-01-19 Richard Henderson <rth@redhat.com>
16376 PR middle-end/19304
16377 * expr.c (emit_move_change_mode): New argument force; use
16378 simplify_gen_subreg if true.
16379 (emit_move_via_alt_mode): Merge into ...
16380 (emit_move_via_integer): ... here.
16381 (emit_move_ccmode): Use emit_move_change_mode directly.
16383 2005-01-19 Richard Henderson <rth@redhat.com>
16386 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
16387 (alpha_preferred_reload_class): Handle CONST_VECTOR.
16388 (alpha_emit_set_const_1): Add no_output parameter; don't emit
16390 (alpha_emit_set_const): Likewise. Make static.
16391 (alpha_emit_set_long_const): Make static.
16392 (alpha_extract_integer): Split out from alpha_expand_mov.
16393 (alpha_split_const_mov): Likewise.
16394 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
16395 (alpha_legitimate_constant_p): New.
16396 * config/alpha/alpha-protos.h: Update.
16397 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
16398 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
16399 * config/alpha/alpha.md (movsi): Add n alternative.
16400 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
16401 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
16402 (splitters for all of the above): Use alpha_split_const_mov.
16403 * config/alpha/predicates.md (non_add_const_operand): New.
16404 (non_zero_const_operand): New.
16405 (input_operand): Use alpha_legitimate_constant_p after reload.
16407 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
16409 PR tree-optimization/19038
16410 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
16411 (add_candidate): Add ivs with increment in latch only if
16412 allow_ip_end_pos_p is true.
16413 (determine_iv_cost): Use empty_block_p.
16415 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
16417 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
16418 (compute_dominance_frontiers): Ditto.
16420 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
16423 * config/sh/t-rtems: New.
16424 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
16426 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
16428 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
16429 the offset of the selected field.
16431 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
16433 * tree-cfg.c (remove_forwarder_block): Fix the check to
16434 prevent a nonlocal label from appearing in the middle of a
16437 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
16439 PR rtl-optimization/19462
16440 * reorg.c (find_end_label): Create return insn only if
16441 current_function_epilogue_delay_list is empty.
16443 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
16445 * doc/passes.texi: Remove paragraph mentioning new-ra.
16447 2005-01-19 Jakub Jelinek <jakub@redhat.com>
16449 PR rtl-optimization/15139
16450 * combine.c: Include params.h.
16451 (count_rtxs): New function.
16452 (record_value_for_reg): If replace_rtx would replace at least
16453 2 occurrences of REG in VALUE and TEM is really large, replace REG with
16454 (clobber (const_int 0)) instead of TEM.
16455 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
16456 * params.h (MAX_LAST_VALUE_RTL): New.
16457 * Makefile.in (combine.o): Depend on $(PARAMS_H).
16458 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
16461 * c-typeck.c (digest_init): Only call build_vector if all constructor
16462 elements are *_CST nodes.
16463 * gimplify.c (gimplify_init_constructor): Likewise.
16465 PR middle-end/19164
16466 * c-typeck.c (digest_init): Only call build_vector if inside_init
16469 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
16471 * toplev.c (init_asm_output): Remove dead #ifdef.
16473 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
16475 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
16477 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
16479 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
16480 accessing DECL_FUNCTION_CODE.
16481 * dojump.c (do_jump): Likewise.
16482 * gimplify.c (gimplify_call_expr): Likewise.
16483 * predict.c (expr_expected_value): Likewise.
16484 (strip_builtin_expect): Likewise.
16485 * tree-inline.c (estimate_num_insns_1): Likewise.
16486 * tree-ssa-loop-im.c (stmt_cost): Likewise
16487 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
16488 (tree_expr_nonnegative_p): Likewise.
16490 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
16492 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
16493 variant of the load_pcrel_sym pattern.
16494 * config/sparc/sparc.md (P macro): Move to the top.
16495 (load_pcrel_sym): Macroize using P.
16496 (save_register_window): Likewise.
16498 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
16500 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
16501 ("sordered"): Same.
16503 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
16506 * c-typeck.c (build_asm_expr): Strip nops off
16507 input memory operands.
16509 2005-01-18 David Edelsohn <edelsohn@gnu.org>
16511 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
16512 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
16513 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
16514 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
16516 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
16519 * config/i386/i386.c (override_options): If the 80387 is disabled,
16520 then do not return FP values using FP registers.
16522 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
16524 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
16525 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
16526 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
16527 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
16528 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
16529 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
16530 output.h, postreload-gcse.c, postreload.c, recog.c,
16531 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
16532 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
16533 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
16534 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
16535 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
16536 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
16537 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
16538 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
16540 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
16541 config/alpha/alpha.c, config/arm/vfp.md,
16542 config/i386/emmintrin.h, config/i386/i386-modes.def,
16543 config/i386/i386-protos.h, config/i386/i386.h,
16544 config/i386/pmmintrin.h, config/i386/ppro.md,
16545 config/i386/predicates.md, config/i386/xmmintrin.h,
16546 config/i860/i860.c, config/ia64/ia64-modes.def,
16547 config/ia64/ia64-protos.h, config/ia64/ia64.h,
16548 config/ia64/ia64.md, config/ia64/itanium1.md,
16549 config/ia64/itanium2.md, config/ia64/predicates.md,
16550 config/iq2000/iq2000.h, config/mips/linux64.h,
16551 config/rs6000/aix41.h, config/rs6000/aix43.h,
16552 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
16553 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
16554 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
16555 config/sparc/linux64.h, config/sparc/litecoff.h,
16556 config/sparc/sp64-elf.h, config/sparc/sparc.c,
16557 config/sparc/sparc.h, config/sparc/sparc.md,
16558 config/sparc/sysv4-only.h: Update copyright.
16560 2005-01-18 Richard Henderson <rth@redhat.com>
16563 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
16565 2005-01-18 Marc Espie <espie@openbsd.org>
16566 * config/i386/openbsdelf.h: Typo.
16568 2005-01-18 Richard Henderson <rth@redhat.com>
16570 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
16571 special case for sse.
16572 * config/i386/predicates.md (sse_comparison_operator): Likewise.
16574 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
16576 * tree-inline.c (estimate_num_insns_1): Added cases for
16577 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
16579 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
16581 PR rtl-optimization/19296
16582 * combine.c (simplify_comparison): Rewrite the condition under
16583 which a non-paradoxical SUBREG of a PLUS can be lifted when
16584 compared against a constant.
16586 2005-01-18 Andi Kleen <ak@muc.de>
16588 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
16589 * c.opt (-Wpointer-sign): Add.
16590 * doc/invoke.texi: (-Wpointer-sign): Add.
16592 2005-01-18 Uros Bizjak <uros@kss-loka.si>
16594 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
16595 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
16596 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
16597 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
16598 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
16599 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
16600 for TARGET_MIX_SSE_I387.
16601 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
16602 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
16603 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
16604 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
16605 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
16606 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
16607 TARGET_MIX_SSE_I387.
16608 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
16611 2005-01-18 Uros Bizjak <uros@kss-loka.si>
16614 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
16615 Add movaps alternative for xmm reg->reg move.
16617 2005-01-17 Jeff Law <law@redhat.com>
16619 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
16620 at the end of the main DOM loop rather than just before DOM exits.
16622 2005-01-17 Diego Novillo <dnovillo@redhat.com>
16624 PR tree-optimization/19121
16625 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
16626 adding aliases to a name tag, also add them to the pointer's
16628 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
16629 sensitive alias info at all. Only check that the two pointers
16630 have compatible pointed-to sets.
16631 * tree-ssa.c (verify_name_tags): Verify that the alias set of
16632 a pointer's type tag is a superset of the alias set of the
16633 pointer's name tag.
16635 2005-01-17 James E Wilson <wilson@specifixinc.com>
16638 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
16639 comment to document why.
16641 2005-01-17 Richard Henderson <rth@redhat.com>
16643 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
16644 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
16645 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
16646 sse2_vmsminv2df3_finite): New.
16647 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
16648 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
16649 Force op1 into register.
16651 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
16653 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
16654 bubblestrap from always rebuilding build directory.
16656 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
16658 * config/s390/s390.md ("*clc"): Remove incorrect '='.
16659 ("*cmpmem_short"): Likewise.
16661 2005-01-17 Steven Bosscher <stevenb@suse.de>
16663 * basic-block.h: Document BB_* flags.
16664 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
16665 use an sbitmap instead.
16666 * sched-rgn.c (compute_trg_info): Likewise.
16668 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
16670 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
16671 redundant target_cpu_default and extra_parts lines. Use the default
16673 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
16674 (SUBTARGET_EXTRA_SPECS): Delete.
16675 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
16676 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
16677 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
16678 and "n32" for -mabi=n32.
16680 2005-01-17 Ian Lance Taylor <ian@airs.com>
16683 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
16684 fold constant variables into initial values.
16686 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
16688 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
16690 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
16691 through the statements backward.
16693 2005-01-17 Ian Lance Taylor <ian@airs.com>
16695 PR middle-end/13127:
16696 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
16697 a variable set to the return value of the inlined function.
16699 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
16701 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
16702 when modes are tieable.
16704 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
16706 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
16707 of pthread_create to find out if threads are enabled.
16708 * gthr-posix95.h (__gthread_active_p): Likewise.
16710 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
16712 * common.opt (-fnew-ra): Remove.
16714 * toplev.h (flag_new_regalloc): Remove.
16715 * Makefile.in (ra*.*): Don't mention.
16716 * passes.c (rest_of_handle_new_regalloc): Remove.
16717 (rest_of_handle_combine, rest_of_compilation): Always consider
16718 flag_new_regalloc as false.
16719 * doc/invoke.texi: Don't document -fnew-ra.
16721 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
16723 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
16724 last parameter to reg_scan.
16725 * loop.c (loop_optimize): Likewise.
16726 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
16727 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
16728 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
16729 rest_of_handle_gcse, rest_of_handle_loop_optimize,
16730 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
16731 * regclass.c (reg_scan): Likewise, for the declaration.
16732 * rtl.h (reg_scan): Likewise, for the prototype.
16734 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
16736 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
16737 mark_dfs_back_edges.
16739 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
16741 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
16742 (compute_avail): Uses don't go in tmp_gen.
16744 2005-01-16 Steven Bosscher <stevenb@suse.de>
16746 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
16747 loop to look for a free slot in a page entry.
16749 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16752 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
16753 * toplev.c (compile_file): Call process_pending_assemble_output_defs
16754 just before targetm.asm_out.file_end.
16755 * tree.h (process_pending_assemble_output_defs): Declare.
16756 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
16758 (assemble_alias): Defer generation of assembly code for defines when
16759 TARGET_DEFERRED_OUTPUT_DEFS is true.
16760 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
16761 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
16762 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
16764 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16767 * pa.c (pa_scalar_mode_supported_p): New function.
16768 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
16769 * pa.h (MIN_UNITS_PER_WORD): Add comment.
16771 * pa-protos.h (prefetch_operand): Delete.
16772 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
16773 * pa.c (prefetch_operand): Delete.
16774 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
16775 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
16776 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
16777 and prefetch_nocc_operand.
16778 * pa.md (prefetch): Rework to avoid reload problems handling short
16779 displacements when a cache control completer needs to be provided.
16780 (prefetch_32, prefetch_64): Delete.
16781 (prefetch_cc, prefetch_nocc): New patterns.
16783 2005-01-15 David Edelsohn <edelsohn@gnu.org>
16785 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
16787 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16790 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
16791 exceeds maximum alignment for global common data.
16792 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
16793 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
16795 2004-01-15 Roger Sayle <roger@eyesopen.com>
16797 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
16799 2004-01-15 Roger Sayle <roger@eyesopen.com>
16801 * harg-reg-set.h (reg_class_names): Prototype global array.
16802 * regclass.c (reg_class_names): Declare here and initialize to
16804 (dump_regclass): Remove local declaration of reg_class_names.
16805 (regclass): Likewise.
16806 * cfg.c (dump_flow_info): Likewise.
16807 * ra-debug.c (reg_class_names): Likewise.
16808 * regrename.c (reg_class_names): Likewise.
16809 * reload.c (reg_class_names): Likewise.
16810 * reload1.c (spill_failure): Likewise.
16811 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
16813 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
16815 * config/s390/s390.md ("reload_outti"): Remove predicate for
16816 output operand. Abort if operand is not a MEM.
16817 ("reload_outdi", "reload_outdf"): Likewise.
16819 2005-01-15 Marc Espie <espie@openbsd.org>
16821 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
16822 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
16823 * config/openbsd.h: Fix C++ includes for native configurations.
16824 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
16825 Add trampoline support.
16826 * config/i386/openbsdelf.h: New.
16828 2005-01-15 Marc Espie <espie@openbsd.org>
16830 * collect2.c (main): Explicitly parse -dynamic-linker option.
16832 2005-01-15 Jakub Jelinek <jakub@redhat.com>
16834 PR tree-optimization/19060
16835 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
16836 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
16837 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
16838 and handle extract_range_from_cond returning false.
16839 * fold-const.c (fold): Optimize comparisons with min/max even for
16840 width > HOST_BITS_PER_WIDE_INT.
16842 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
16844 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
16845 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
16846 Remove little endian multilib variants.
16847 Add mips32 multilib variant.
16849 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
16851 * explow.c (copy_all_reg, stabilize): Remove.
16852 * expr.h: Remove the corresponding prototypes.
16854 * rtlanal.c (regs_set_between_p): Remove.
16855 * rtl.h: Remove the corresponding prototype.
16857 2005-01-14 David Edelsohn <edelsohn@gnu.org>
16859 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
16860 to rs6000_nonimmediate_operand.
16861 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
16862 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
16863 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
16864 rs6000_nonimmediate_operand.
16865 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
16866 rs6000_nonimmediate_operand.
16868 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
16870 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
16872 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
16874 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
16876 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
16877 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
16879 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
16880 (rs6k_nonimmediate_operand): New.
16881 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
16883 (legitimate_lo_sum_address_p): Same.
16884 (rs6000_legitimize_address): Same.
16885 (rs6000_legitimize_reload_address): Same.
16886 (rs6000_legitimate_address): Same.
16887 (spe_build_register_parallel): Pass DF and DC modes in a DI
16890 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
16891 to rs6k_nonimmediate_operand.
16893 * config/rs6000/spe.md ("*frob_df_di"): New.
16894 ("*frob_di_df"): New.
16895 ("*frob_di_df_2"): New.
16896 ("*mov_sidf_e500_subreg0"): New.
16897 ("*mov_sidf_e500_subreg4"): New.
16898 ("*movdf_e500_double"): Change predicate to
16899 rs6k_nonimmediate_operand.
16901 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
16903 * postreload.c (move2add_note_store): Only call
16904 trunc_int_for_mode on scalar integers.
16906 2005-01-14 Steven Bosscher <stevenb@suse.de>
16908 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
16909 replace BB_VISITED uses.
16910 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
16911 (propagate_necessity): Check the bitmap instead of BB_VISITED.
16912 (tree_dce_done): Free visited_control_parents.
16913 (perform_tree_ssa_dce): Allocate and clear it.
16914 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
16915 (compute_antic): Iterate from here using a DFS. Use an sbitmap
16916 instead of BB_VISITED.
16918 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
16920 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
16921 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
16922 Remove unused prototypes.
16924 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
16926 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
16927 64-bit register usage.
16928 (spe_func_has_64bit_regs_p): Add FIXME note.
16930 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
16932 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
16933 flag_finite_math_only with flag_unsafe_math_optimizations.
16935 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
16937 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
16938 end-of-stack check.
16939 (__tpf_eh_return): Copy TPF private stack area from the module
16940 boundary stack frame. Add check for when module addresses are
16941 equal, but no stub address is found.
16943 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
16946 * arm.h (struct machine_function): Add call_via field.
16947 (thumb_call_via_label): Declare.
16948 * arm.c (thumb_call_via_label): New variable.
16949 (thumb_call_reg_needed): New variable.
16950 (arm_output_function_epilogue): For Thumb code, output any per-function
16951 call-indirect trampolines.
16952 (thumb_call_via_reg): New function.
16953 (arm_file_end): New function.
16954 (TARGET_ASM_FILE_END): Call arm_file_end.
16955 (aof_file_end): Likewise.
16956 * arm-protos.h (thumb_call_via_reg): Declare.
16957 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
16958 thumb_call_via_reg in normal case.
16960 2005-01-14 Jakub Jelinek <jakub@redhat.com>
16962 PR middle-end/19084
16963 PR rtl-optimization/19348
16964 * recog.c (peephole2_optimize): Do global life update if some peephole
16965 decides it doesn't need at least one of its inputs and that change
16966 influences liveness at the start of the basic block.
16968 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
16969 arguments instead of 1.
16971 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
16973 PR middle-end/18820
16974 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
16975 zero for nested functions needing a static chain or functions
16976 with a non-constant address.
16978 2005-01-13 Roger Sayle <roger@eyesopen.com>
16980 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
16981 (and (sign_extend X) C) into (zero_extend (and X C)).
16983 2005-01-13 David O'Brien <obrien@FreeBSD.org>
16985 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
16987 2005-01-13 Richard Henderson <rth@redhat.com>
16992 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
16993 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
16994 not just TARGET_SSE.
16995 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
16996 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
16997 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
16998 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
16999 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
17000 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
17001 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
17002 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
17003 (movdicc_c_rex64): Rename with '*'.
17004 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
17005 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
17006 (movsfcc_1_387): Rename from movsfcc_1.
17007 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
17008 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
17009 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
17010 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
17011 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
17012 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
17013 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
17014 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
17015 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
17016 sse_movdfcc_const0_4): Remove.
17017 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
17018 recognize min/max early. Update for changed sse cmove patterns.
17019 (ix86_split_sse_movcc): New.
17020 * config/i386/i386-protos.h: Update.
17022 2005-01-13 Steven Bosscher <stevenb@suse.de>
17024 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
17025 (fix_stmt_v_may_defs): Likewise.
17027 2005-01-13 Richard Henderson <rth@redhat.com>
17029 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
17030 for converting the mask.
17032 2005-01-13 David Edelsohn <edelsohn@gnu.org>
17034 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
17037 2005-01-13 Richard Henderson <rth@redhat.com>
17039 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
17040 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
17041 IX86_BUILTIN_MOVDQ2Q): Remove.
17042 (IX86_BUILTIN_VEC_EXT_V4SI): New.
17043 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
17044 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
17046 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
17047 (sse2_pextrw): Fix immediate constraint.
17048 (sse2_loadq, sse2_loadq_rex64): Remove.
17049 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
17050 Use __builtin_ia32_vec_ext_<size>.
17051 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
17053 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
17055 * function.c (assign_parm_setup_block): Look inside original
17056 entry_parm when inspecting PARALLEL.
17058 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
17059 Joel Sherrill <joel@oarcorp.com>
17062 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
17063 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
17064 rtems_gxx_recursive_mutex_init.
17065 (__gthread_recursive_mutex_lock): New function.
17066 (__gthread_recursive_mutex_trylock): Likewise.
17067 (__gthread_recursive_mutex_unlock): Likewise.
17069 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
17071 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
17073 2005-01-13 Jan Beulich <jbeulich@novell.com>
17075 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
17076 (ashrti3_internal): Indicate output is early clobber. Generate result
17077 into output rather than first input. Use move for low word of output
17078 if shift count is exactly 64.
17079 (lshrti3_internal): Likewise.
17081 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
17085 * reload1.c (delete_output_reload): Don't delete an output reload
17086 if the pseudo lives longer than a single basic block. Adjust and
17087 improve wording of comment.
17089 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
17092 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
17093 of TYPE_SIZE where we mean the number of bytes.
17095 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
17097 * function.c (assign_parm_setup_block): Relax condition on
17098 multi-register optimization.
17100 2005-01-12 Nick Clifton <nickc@redhat.com>
17102 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
17103 an "in_delay_slot" attribute of "no" to prevent them being used in
17104 delay slots. This is forbidden because they might generate
17107 2005-01-12 Alan Modra <amodra@bigpond.net.au>
17110 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
17111 with r->Y and Y->r.
17113 2005-01-12 Nick Clifton <nickc@redhat.com>
17115 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
17116 passed on to GAS) but do not define, as GAS no longer supports or
17117 needs the -m2000 option.
17119 2005-01-11 Roger Sayle <roger@eyesopen.com>
17121 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
17122 type as args of unprototyped builtins aren't automatically promoted.
17123 (fold_builtin_abs): Likewise.
17125 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17127 * Makefile.in: Set a `build-warn' variable.
17129 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17131 PR tree-optimization/17949
17132 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
17133 (find_interesting_uses_address): Use it.
17135 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
17137 * regrename.c (kill_value): Handle subreg's that won't simplify.
17139 2005-01-11 Richard Henderson <rth@redhat.com>
17142 * config/i386/i386.h (enum ix86_builtins): Move ...
17143 * config/i386/i386.c: ... here.
17144 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
17145 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
17146 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
17147 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
17148 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
17149 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
17150 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
17151 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
17152 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
17153 IX86_BUILTIN_LOADDDUP): Remove.
17154 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
17155 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
17156 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
17157 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
17158 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
17159 (ix86_init_builtins): Make static.
17160 (ix86_init_mmx_sse_builtins): Update for changed builtins.
17161 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
17162 if all the modes match. Otherwise, fake it.
17163 (get_element_number, ix86_expand_vec_init_builtin,
17164 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
17165 (ix86_expand_builtin): Make static. Update for changed builtins.
17166 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
17167 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
17168 (ix86_expand_vector_init_duplicate): New.
17169 (ix86_expand_vector_init_low_nonzero): New.
17170 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
17171 Split out from ix86_expand_vector_init; handle integer modes.
17172 (ix86_expand_vector_init): Use them.
17173 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
17174 * config/i386/i386-protos.h: Update.
17175 * config/i386/predicates.md (reg_or_0_operand): New.
17176 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
17177 (movv2sf_internal): Likewise. And a splitter to match them all.
17178 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
17179 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
17180 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
17181 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
17182 (mmx_pinsrw): Fix operand ordering.
17183 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
17184 rather than sse_loadss expander.
17185 (movv2df splitter): Similarly.
17186 (sse_loadss, sse_loadlss): Remove.
17187 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
17188 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
17189 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
17190 (sse3_movddup): Rename with '*'.
17191 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
17192 (sse2_loadsd): Remove.
17193 (vec_dupv2df_sse3): Rename from sse3_loadddup.
17194 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
17195 (sse2_pinsrw): Fix argument ordering.
17196 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
17197 (sse2_stored): Remove 'r' destination.
17198 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
17199 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
17200 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
17201 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
17202 vec_extractv16qi, vec_initv16qi): New.
17204 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
17205 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
17206 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
17208 (_mm_load_pd, _mm_store_pd): Use plain dereference.
17209 (_mm_load_si128, _mm_store_si128): Likewise.
17210 (_mm_load1_pd): Use _mm_set1_pd.
17211 (_mm_load_sd): Use _mm_set_sd.
17212 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
17213 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
17214 (_mm_set_epi64): Use _mm_set_epi64x.
17215 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
17216 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
17217 _mm_setr_epi8): Use _mm_set_foo form.
17218 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
17219 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
17220 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
17221 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
17222 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
17223 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
17224 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
17225 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
17226 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
17227 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
17228 (_mm_movedup_pd): Use _mm_shuffle_pd.
17229 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
17230 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
17231 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
17232 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
17233 Use _mm_setzero_ps.
17234 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
17235 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
17236 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
17237 (_mm_store_ps): Use raw dereference.
17238 (_mm_store1_ps): Use _mm_storeu_ps.
17239 (_mm_storer_ps): Use _mm_store_ps.
17240 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
17241 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
17243 2005-01-11 Stan Shebs <shebs@apple.com>
17245 * config/rs6000/rs6000.c (machopic_output_stub): Issue
17246 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
17248 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
17251 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
17252 Skip all DECLs except for FIELD_DECLs.
17254 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
17256 * config/s390/s390.c (override_options): Return error if
17257 -mbackchain, -mpacked-stack and -mhard-float are used together.
17258 (s390_va_start): Remove the backchain && packed-stack special case.
17259 (s390_gimplify_va_arg): Likewise.
17260 * doc/invoke.texi: Remove the ABI incompatibility note.
17262 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
17264 * config/s390/s390.c (struct s390_frame_layout): Remove
17266 (s390_frame_info, s390_emit_prologue): Replace occurrences of
17267 save_backchain_p with TARGET_BACKCHAIN.
17269 2005-01-11 Alan Modra <amodra@bigpond.net.au>
17272 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
17273 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
17274 * function.c (locate_and_pad_parm): Set new field.
17275 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
17276 Tweak where_pad test to include "none". Always set mem align for
17278 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
17279 not sufficient for type.
17280 (assign_parm_setup_block): If stack_parm is zero on entry, always
17281 make a new stack local. Block move old stack parm if necessary
17282 to new aligned stack local.
17283 (assign_parm_setup_stack): Use a block move to handle
17284 potentially misaligned entry_parm.
17285 (assign_parms_unsplit_complex): Specify required alignment when
17286 creating stack local.
17287 * calls.c (compute_argument_addresses): Override alignment of stack
17288 arg calculated from its type with the alignment given by
17289 FUNCTION_ARG_BOUNDARY.
17290 (store_one_arg): Likewise.
17292 2005-01-11 Jan Beulich <jbeulich@novell.com>
17294 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
17295 Change respective itanium_class attribute to ialu.
17296 (shladdp4_internal): New.
17297 * config/ia64/predicates.md (shladd_log2_operand): New.
17299 2005-01-11 Richard Henderson <rth@redhat.com>
17301 * expr.c (store_constructor): Use rtvec_alloc instead of
17302 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
17304 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
17306 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
17308 2005-01-11 Alan Modra <amodra@bigpond.net.au>
17310 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
17311 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
17312 (TARGET_RWRELOC): Define.
17313 (ia64_rwreloc_section_type_flags): Delete.
17314 (ia64_section_type_flags): New function.
17315 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
17316 (TARGET_RWRELOC): Define.
17318 2005-01-10 David Mosberger <davidm@hpl.hp.com>
17321 * config/ia64/ia64.c (process_set): For alloc insn, only call
17322 process_epilogue is !frame_pointer_needed.
17324 2005-01-10 Roger Sayle <roger@eyesopen.com>
17327 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
17328 unary operator and can't be treated as a binary/comparison operator.
17330 2005-01-10 Richard Henderson <rth@redhat.com>
17332 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
17333 (ix86_return_in_memory): Likewise.
17334 (function_arg_advance): Likewise. Mirror structure in function_arg
17335 for choosing register to advance.
17337 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
17339 * tree-vectorizer.c, tree.def: Fix comment typos.
17341 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
17343 * config/s390/s390.c (struct processor_costs): 4 new fields:
17344 ddbr, ddr, debr, der.
17345 (s390_rtx_costs): More precise handling of divide instructions.
17347 2005-01-10 David Edelsohn <edelsohn@gnu.org>
17349 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
17351 2005-01-10 Jan Beulich <jbeulich@novell.com>
17353 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
17354 names resulting from -ffunction-sections/-fdata-sections and linkonce
17356 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
17357 based on the section name. Rearrange the section name comparison logic
17358 slightly so that each section name is compared against at most once.
17360 2005-01-10 Ben Elliston <bje@au.ibm.com>
17362 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
17363 targets for which -fPIC reduces limitations on the GOT size.
17365 2005-01-09 Falk Hueffner <falk@debian.org>
17367 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
17370 2005-01-09 David Edelsohn <edelsohn@gnu.org>
17373 * collect2.c (main): Set aixrtl_flag for -brtl option.
17374 (resolve_lib_name): Search for .so file extension before .a
17375 if aixrtl_flag set.
17377 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
17379 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
17380 (vect_analyze_data_refs_alignment): Add dump prints.
17382 2005-01-09 Ira Rosen <irar@il.ibm.com>
17384 * tree-vectorizer.c (vect_analyze_offset_expr): Use
17385 expr_invariant_in_loop_p.
17386 Initialize outputs first thing in the function.
17387 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
17388 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
17389 (vect_analyze_pointer_ref_access): Check that the initial condition of
17390 the access function is loop invariant.
17392 2005-01-09 Richard Henderson <rth@redhat.com>
17394 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
17395 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
17396 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
17397 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
17398 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
17399 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
17400 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
17401 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
17402 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
17403 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
17404 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
17405 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
17406 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
17407 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
17408 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
17409 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
17410 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
17411 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
17412 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
17413 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
17414 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
17415 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
17416 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
17418 (mmx_clrdi, pavgusb): Remove.
17419 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
17420 with leading sse_ prefix.
17421 * config/i386/sse.md: Receive them.
17422 * config/i386/mmx.md: New file.
17423 (MMXMODE12, MMXMODE24, mmxvecsize): New.
17424 (subrv2sf3): Turn into expander for normal subtraction.
17425 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
17426 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
17427 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
17428 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
17429 commutative; use ix86_binary_operator_ok.
17430 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
17431 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
17432 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
17433 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
17434 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
17435 Macroize from existing patterns; use ix86_binary_operator_ok.
17436 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
17437 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
17438 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
17439 with vec_select+vec_concat.
17440 (mmx_pshufw, mmx_pshufw_1): Likewise.
17441 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
17442 (mmx_uavgv4hi3): Model correctly.
17443 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
17444 _mm_xor_si64): Remove casts.
17446 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17448 PR tree-optimization/19224
17449 * tree-scalar-evolution.c (get_instantiated_value,
17450 set_instantiated_value): New functions.
17451 (instantiate_parameters_1): Cache the results.
17452 (instantiate_parameters, resolve_mixers): Initialize and free
17455 2005-01-08 David Edelsohn <edelsohn@gnu.org>
17457 * config/i386/i386.md (addhi_4): Correct reference in comment.
17460 2005-01-08 Richard Henderson <rth@redhat.com>
17462 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
17463 (_mm_cvtsi128_si64x): Likewise.
17464 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
17465 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
17466 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
17467 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
17468 * config/i386/i386-protos.h: Update.
17469 * config/i386/i386.c (print_operand): Add 'H'.
17470 (ix86_fixup_binary_operands): Split out from ...
17471 (ix86_expand_binary_operator): ... here.
17472 (ix86_fixup_binary_operands_no_copy): New.
17473 (ix86_expand_fp_absneg_operator): Handle vector mode results.
17474 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
17475 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
17476 (safe_vector_operand): Use CONST0_RTX.
17477 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
17478 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
17479 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
17480 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
17482 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
17483 (IX86_BUILTIN_CMPNGESS): New.
17484 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
17485 (attr type): Add sselog1.
17486 (attr unit, attr memory): Handle it.
17487 (movti, movti_internal, movti_rex64): Move near other integer moves.
17488 (movtf, movtf_internal): Move near other fp moves.
17489 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
17490 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
17491 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
17492 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
17493 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
17494 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
17495 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
17496 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
17497 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
17498 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
17499 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
17500 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
17501 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
17502 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
17503 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
17504 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
17505 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
17506 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
17507 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
17508 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
17509 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
17510 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
17511 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
17512 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
17513 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
17514 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
17515 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
17516 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
17517 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
17518 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
17519 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
17520 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
17521 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
17522 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
17523 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
17524 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
17525 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
17526 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
17527 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
17528 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
17529 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
17530 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
17531 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
17532 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
17534 (SSEPUSH, push<SSEPUSH>): Remove.
17535 (MMXPUSH, push<MMXPUSH>): Remove.
17536 (sse_movaps, sse_movaps_1, sse_movups): Remove.
17537 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
17538 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
17539 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
17540 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
17541 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
17542 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
17543 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
17544 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
17545 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
17546 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
17547 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
17548 (ppro_sse_log_V4SF): Handle sselog1.
17549 * config/i386/predicates.md (const_0_to_1_operand): New.
17550 (const_0_to_255_mul_8_operand): New.
17551 (const_1_to_31_operand): Rename from const_int_1_31_operand.
17552 (const_2_to_3_operand, const_4_to_7_operand): New.
17553 * config/i386/sse.md: New file.
17554 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
17555 (sse_movups): Rename from sse_movups_1.
17556 (sse_loadlss): Rename from sse_loadss_1.
17557 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
17559 (negv4sf2): Use ix86_expand_fp_absneg_operator.
17560 (absv4sf2, negv2df, absv2df): New.
17561 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
17562 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
17563 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
17564 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
17565 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
17566 (sse3_addsubv4sf3): Model correctly.
17567 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
17568 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
17569 (sse_movhlps): Model with vec_select+vec_concat.
17570 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
17571 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
17572 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
17573 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
17574 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
17575 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
17576 sse2_pshufhw_1): Likewise.
17577 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
17578 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
17579 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
17580 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
17581 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
17582 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
17583 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
17584 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
17585 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
17586 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
17587 sminv8hi3): Mark commutative
17588 operands. Use ix86_binary_operator_ok.
17589 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
17590 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
17591 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
17592 sse2_punpcklqdq): Allow operand2 in memory.
17593 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
17594 sse2_movsd): Add memory alternatives.
17595 (sse_storelps): Turn expander into an insn; split after reload.
17596 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
17597 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
17599 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
17601 * configure.ac (DWARF-2 debug_line): Use objdump.
17602 * configure: Regenerate.
17604 2005-01-08 Jeff Law <law@redhat.com>
17605 Diego Novillo <dnovillo@redhat.com>
17607 PR tree-optimization/18241
17608 * tree-nrv.c (tree_nrv): Ignore volatile return values.
17609 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
17610 statements with volatile operands.
17611 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
17612 operands after marking a statement with has_volatile_ops.
17614 2005-01-08 Roger Sayle <roger@eyesopen.com>
17616 * tree.c (int_fits_type_p): Always honor integer constant
17617 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
17619 2005-01-08 Roger Sayle <roger@eyesopen.com>
17621 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
17622 the latent bug in rtl_delete_block has been resolved.
17624 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
17626 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
17627 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
17629 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
17631 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
17632 library as @multilib_dir@/$(SHLIB_SONAME).
17634 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
17636 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
17637 * configure: Regenerate.
17639 2005-01-07 Jakub Jelinek <jakub@redhat.com>
17641 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
17644 2005-01-07 David Edelsohn <edelsohn@gnu.org>
17647 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
17648 Convert non-word aligned offset address using ld/std into
17651 2005-01-07 Richard Henderson <rth@redhat.com>
17653 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
17655 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
17657 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
17659 2005-01-07 Jakub Jelinek <jakub@redhat.com>
17661 PR tree-optimization/19283
17662 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
17663 is not shorter than the original type.
17665 PR rtl-optimization/19012
17666 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
17668 PR rtl-optimization/18861
17669 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
17670 (FULL_STATE): Define.
17671 (mark_tablejump_edge): New function.
17672 (purge_dead_tablejump_edges): New function.
17673 (find_bb_boundaries): Use it.
17675 PR tree-optimization/18828
17676 * builtins.c (expand_builtin_next_arg): Remove argument and all
17677 the argument checking.
17678 (expand_builtin): Adjust caller.
17679 (expand_builtin_va_start): Likewise. Remove error for too many
17681 (fold_builtin_next_arg): Issue error for too many arguments.
17682 After checking arguments, replace them with magic arguments that
17683 prevent further checking of the args.
17685 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17687 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
17689 2005-01-06 Roger Sayle <roger@eyesopen.com>
17692 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
17693 and %{.S:...} (and their negative variants) to test whether the
17694 input file is assembler or pre-processed-assembler independent of
17695 the actual filename extension.
17697 2005-01-06 Roger Sayle <roger@eyesopen.com>
17699 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
17700 of sign or zero extended values.
17702 2005-01-06 Geoffrey Keating <geoffk@apple.com>
17704 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
17705 for IBM long double format correctly.
17707 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
17709 Fix PR tree-optimization/18792
17711 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
17712 to first_loop_depth, and use loop depth instead of loop number.
17713 (build_classic_dir_vector): Ditto.
17714 (compute_data_dependences_for_loop): Use depth, not loop number.
17715 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
17716 number. Pass in loops, instead of loop numbers.
17717 (gather_interchange_stats): Ditto.
17718 (linear_transform_loops): Ditto.
17720 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
17723 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
17724 biv_fits_mode_p, extension_within_bounds_p): New functions.
17725 (check_ext_dependent_givs): Use them.
17727 2005-01-06 Roger Sayle <roger@eyesopen.com>
17729 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
17730 more than one barrier, in which case we should delete them all.
17732 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
17734 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
17736 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
17738 Fix PR middle-end/19286
17740 * dwarf2out.c (gen_subprogram_die): If we've already tried to
17741 output this subprogram, simply ignore this attempt to do it again.
17742 (add_abstract_origin_attribute): Don't abort trying to add the abstract
17743 origin attribute if it's not possible.
17744 (gen_block_die): Don't ignore subblocks of "unused" blocks.
17745 (decls_for_scope): Ditto.
17746 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
17747 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
17749 2005-01-05 Richard Henderson <rth@redhat.com>
17752 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
17753 (bdesc_2arg): Use it.
17754 (ix86_expand_binop_builtin): Force operands into registers
17756 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
17757 ix86_expand_sse_compare, ix86_expand_sse_comi,
17758 ix86_expand_builtin): Likewise.
17760 2005-01-05 Richard Henderson <rth@redhat.com>
17762 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
17764 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
17765 (mulv4hi3): Set itanium_class mmmul.
17766 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
17767 (fpack): Rename from fpack_sfsf.
17769 2005-01-05 Richard Henderson <rth@redhat.com>
17772 * reload1.c (do_input_reload): Restrict the optimization deleteing
17773 a previous output reload to RELOAD_FOR_INPUT.
17775 2005-01-05 Steven Bosscher <stevenb@suse.de>
17777 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
17778 comment that we fall through after case.
17779 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
17780 (distribute_links): Likewise.
17781 * cse.c (cse_insn): Likewise.
17782 * cselib.c (cselib_invalidate_mem): Likewise.
17783 * df.c: Update comments at the top of the file.
17784 (read_modify_subreg_p): Update comments here too.
17785 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
17786 * flow.c (mark_set_1): Likewise.
17787 (mark_used_regs): Likewise.
17788 * gcse.c (mems_conflict_for_gcse_p): Likewise.
17789 (canon_list_insert): Likewise.
17790 (mark_set): Likewise.
17791 (try_replace_reg): Likewise.
17792 (store_killed_in_insn): Likewise.
17793 * loop.c (count_one_set): Likewise.
17794 (basic_induction_var): Likewise.
17795 * postreload-gcse.c (find_mem_conflicts): Likewise.
17796 * postreload.c (reload_combine_note_store): Likewise.
17797 (move2add_note_store): Likewise.
17798 * reload.c (find_equiv_reg): Likewise.
17799 (mark_referenced_resources): Likewise.
17800 * rtlanal.c (set_noop_p): Likewise.
17801 (note_stores): Likewise.
17802 (note_uses): Likewise.
17803 * sched-deps.c (sched_analyze_1): Likewise.
17804 * sched-rgn.c (check_live_1): Likewise.
17805 (update_live_1): Likewise.
17806 * config/i860/i860.c: Likewise.
17808 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
17810 (ZERO_EXTRACT): Mention that this one can be an lvalue.
17812 * doc/rtl.texi: Update documentation for bit-fields and SET.
17814 2005-01-05 Roger Sayle <roger@eyesopen.com>
17816 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
17818 2005-01-05 Jan Hubicka <jh@suse.cz>
17819 Richard Henderson <rth@redhat.com>
17822 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
17825 2005-01-05 Richard Henderson <rth@redhat.com>
17828 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
17829 (sse_shufps): Change operand 3 to const_int_operand.
17830 (sse2_storelps): Fix typo in template.
17831 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
17832 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
17833 (ix86_expand_builtin): Likewise.
17835 2005-01-05 Julian Brown <julian@codesourcery.com>
17837 * config/arm/arm.c (arm_return_in_memory): Treat complex types
17838 as aggregates for AAPCS ABIs.
17840 2005-01-05 Stan Shebs <shebs@apple.com>
17842 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
17843 Mach-O getters if ppc64.
17844 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
17846 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
17847 signed four-byte field for global code case.
17848 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
17850 2005-01-05 Roger Sayle <roger@eyesopen.com>
17852 PR middle-end/19100
17853 * c-common.c: Include real.h.
17854 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
17855 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
17856 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
17857 * Makefile.in (c-common.o): Update dependencies.
17859 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
17861 * c-parse.in (asm_string): Add trailing semicolon.
17863 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
17865 * c-parse.in (asm_string): New. Don't allow wide strings in
17867 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
17868 asm_string instead of STRING.
17870 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
17872 * c-typeck.c (constructor_no_implicit): Remove.
17873 (set_designator, process_init_element): Don't check
17874 constructor_no_implicit.
17876 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
17877 Kaz Kojima <kkojima@gcc.gnu.org>
17880 * lcm.c (create_pre_exit): New.
17881 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
17882 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
17884 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
17886 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
17887 -msoft-float in target_float_switch.
17888 * arm.c (arm_override_options): Fix processing of target_float_switch.
17890 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
17892 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
17895 2004-01-05 Uros Bizjak <uros@kss-loka.si>
17897 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
17898 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
17900 2005-01-04 Roger Sayle <roger@eyesopen.com>
17902 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
17903 if deleting the then-block allows the test-block to fallthru to the
17906 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
17909 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
17910 after the full declaration if the are in two different TUs.
17912 2005-01-04 Richard Henderson <rth@redhat.com>
17915 * tree-sra.c (generate_one_element_init): Just
17916 call gimplify_and_add.
17917 (generate_element_init): Record the
17918 new referenced variables and mark them for renaming
17919 and split out to ...
17920 (generate_element_init_1): This.
17921 (scalarize_init): Don't call push_gimplify_context/
17922 pop_gimplify_context.
17924 2005-01-04 Geoffrey Keating <geoffk@apple.com>
17926 * toplev.c (get_src_pwd): Handle failure of getpwd().
17928 2005-01-04 Roger Sayle <roger@eyesopen.com>
17930 * fold-const.c (fold_single_bit_test): Delete unreachable handling
17932 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
17933 all the cases handled by it are inverted by invert_truthvalue.
17935 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
17937 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
17938 (save_register_windowsi): Likewise.
17940 2005-01-04 Richard Henderson <rth@redhat.com>
17942 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
17944 2005-01-04 Uros Bizjak <uros@kss-loka.si>
17946 PR middle-end/17767
17947 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
17948 any simplifications of vector mode comparison operators.
17949 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
17951 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
17952 Devang Patel <dpatel@apple.com>
17954 PR tree-optimization/18308
17955 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
17956 the operands before creating a new expression.
17957 * dojump.c (do_jump): Make drop_through_label available
17958 for all cases. Add expansion of COND_EXPR.
17960 2005-01-04 Ira Rosen <irar@il.ibm.com>
17962 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
17963 INTEGER_CST instead of TREE_CONSTANT.
17964 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
17965 instead of TREE_CONSTANT.
17966 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
17967 instead of TREE_CONSTANT.
17969 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
17971 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
17973 2005-01-04 Uros Bizjak <uros@kss-loka.si>
17976 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
17977 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
17979 2005-01-03 Richard Henderson <rth@redhat.com>
17981 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
17982 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
17983 fold_convert_const_real_from_real): Split out from ...
17984 (fold_convert_const): ... here.
17986 2005-01-03 Richard Henderson <rth@redhat.com>
17989 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
17990 (mov<MMXMODEI>_internal): Likewise.
17991 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
17992 Add V2SF case; use it for SSE1; don't use TI.
17993 (movdf_integer): Likewise.
17994 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
17996 2005-01-03 Ira Rosen <irar@il.ibm.com>
17998 * tree-vectorizer.c (vect_strip_conversions): New function.
17999 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
18000 check for binary class.
18002 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
18006 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
18008 * gimple-low.c (mark_blocks_with_used_vars): New function.
18009 (mark_blocks_with_used_subblocks): Ditto.
18010 (mark_used_blocks): Ditto.
18011 (pass_mark_used_blocks): New pass.
18012 * tree-inline.c: Include debug.h.
18013 (expand_call_inline): Call outlining_inline_function here.
18014 * tree-optimize.c (init_tree_optimization_passes): Add
18015 pass_mark_used_blocks.
18016 * tree-pass.h (pass_mark_used_blocks): New.
18017 * Makefile.in (tree-inline.o): Add debug.h dependency.
18019 2005-01-03 Geoffrey Keating <geoffk@apple.com>
18021 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
18022 VAR_DECLs to have weak_import attribute.
18024 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
18027 2004-01-03 Steven Bosscher <stevenb@suse.de>
18029 * passes.c (rest_of_compilation): Don't run regmove if only
18030 flag_expensive_optimizations, require flag_regmove instead.
18032 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
18034 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
18036 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
18037 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18038 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
18039 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18041 2005-01-03 Richard Henderson <rth@redhat.com>
18043 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
18044 (ia64_const_ok_for_letter_p): New.
18045 (ia64_const_double_ok_for_letter_p): New.
18046 (ia64_extra_constraint): New.
18047 (ia64_expand_vecint_compare): New.
18048 (ia64_expand_vcondu_v2si): New.
18049 (ia64_expand_vecint_cmov): New.
18050 (ia64_expand_vecint_minmax): New.
18051 (ia64_print_operand): Add 'v'.
18052 (ia64_preferred_reload_class): New.
18053 (ia64_vector_mode_supported_p): New.
18054 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
18055 (PREFERRED_RELOAD_CLASS): Move to function.
18056 (CONST_OK_FOR_LETTER_P): Move to function.
18057 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
18058 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
18059 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
18060 (EXTRA_CONSTRAINT): Move to function.
18061 * config/ia64/ia64.md: Include vect.md.
18062 (itanium_class): Add mmalua.
18064 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
18066 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
18067 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
18069 (const_int_2bit_operand): New.
18070 (fr_reg_or_0_operand): New.
18071 * config/ia64/ia64-modes.def: Add vector modes.
18072 * config/ia64/ia64-protos.h: Update.
18073 * config/ia64/vect.md: New file.
18075 2005-01-03 Richard Henderson <rth@redhat.com>
18077 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
18079 2005-01-03 Uros Bizjak <uros@kss-loka.si>
18082 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
18084 (log1pdf2): Change mode of operands[0,1] to DFmode.
18086 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
18088 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
18089 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
18090 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
18091 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
18092 SPARC_RELAXED_ORDERING.
18094 2005-01-03 Richard Henderson <rth@redhat.com>
18095 Uros Bizjak <uros@kss-loka.si>
18098 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
18099 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
18100 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
18102 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
18103 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
18104 const_pow2_1_to_128_operand): New predicates.
18106 2005-01-02 Greg McGary <greg@mcgary.org>
18108 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
18110 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
18111 object. [ptr_type]: Remove unused variable.
18112 Remember nearest addressable array-element or record-component
18113 when checking bitfield components. Tolerate empty BIND_EXPR.
18115 2005-01-01 Richard Henderson <rth@redhat.com>
18117 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
18118 that don't narrow the value. Fail for other conversions.
18120 2005-01-01 Richard Henderson <rth@redhat.com>
18123 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
18124 * c-lang.c (finish_file): Don't do it here.
18125 * objc/objc-act.c (objc_finish_file): Likewise.
18127 * cgraph.c (decl_assembler_name_equal): New.
18128 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
18129 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
18130 * cgraph.h (struct cgraph_varpool_node): Add next.
18131 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
18132 * varasm.c (assemble_alias): Mark the target as needed.
18134 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
18136 PR middle-end/19221
18137 * function.c (get_arg_pointer_save_area): Use entry_of_function
18138 instead of get_insns.
18140 2005-01-01 Roger Sayle <roger@eyesopen.com>
18141 Andrew Pinski <pinskia@physics.uc.edu>
18142 James E. Wilson <wilson@specifixinc.com>
18144 PR rtl-optimization/12092
18145 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
18148 2005-01-01 Roger Sayle <roger@eyesopen.com>
18149 Olivier Hainque <hainque@act-europe.fr>
18151 * tree.c (int_fits_type_p): A narrower type always fits in a
18152 wider one, except for negative values into unsigned types.
18154 2005-01-01 Roger Sayle <roger@eyesopen.com>
18156 * tree.c (int_fits_type_p): Compare the result of force_fit_type
18157 with the original constant rather than require TREE_OVERFLOW.
18159 2005-01-01 Steven Bosscher <stevenb@suse.de>
18161 PR middle-end/17544
18162 * c-decl.c (finish_function): If compiling C99, annotate the
18163 compiler generated return with the current file name and line 0.
18164 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
18165 the source line is greater than 0.
18166 (remove_bb): Likewise.