1 2005-07-18 Steve Ellcey <sje@cup.hp.com>
3 * common.opt (frename-registers): Initialize to 2.
5 (fgcse-after-reload): Ditto.
6 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
7 (process_options): Only change flag_web, flag_rename_registers,
8 and flag_rerun_cse_after_loop if not explicitly set by user.
10 2005-07-18 Jan Beulich <jbeulich@novell.com>
12 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
13 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
14 in 64-bit mode the same as DImode in 32-bit mode.
15 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
16 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
17 mode. Add new mode parameter.
18 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
19 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
20 x86_64_shift_adj): New expanders.
21 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
22 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
24 Respective new splitters. Use renamed shift splitter helpers in 32-bit
25 DImode shift splitters.
26 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
27 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
30 2005-07-18 Jan Beulich <jbeulich@novell.com>
32 * i386.md (movdi_extzv_1): New.
33 (zero_extendhidi2): Combine alternatives and never force use of
35 (zero_extendqidi2): Likewise. Don't restrict input selection.
37 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
39 Fix PR tree-optimization/22531
40 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
43 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
45 * tree-promote-statics.c (pass_promote_statics): Change dump file
48 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
50 * tree-optimize.c (init_tree_optimization_passes): Add
51 pass_eliminate_useless_stores pass.
52 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
53 * tree-ssa-pre.c (is_copy_stmt): New function.
54 (follow_copies_till_vuse): Ditto.
56 (gate_eustores): Ditto.
58 2005-07-16 Richard Henderson <rth@redhat.com>
60 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
62 2005-07-16 Danny Berlin <dberlin@dberlin.org>
63 Kenneth Zadeck <zadeck@naturalbridge.com>
65 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
66 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
67 ipa-type-escape.h, tree-promote-statics.c
68 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
69 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
70 tree-promote-statics.c: new files.
71 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
72 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
73 int nonlocal_set_p, mark_constant_function): Deleted.
74 (rest_of_handle_cfg): Removed call to mark_constant_function.
75 (nonoverlapping_component_refs_p): Added calls to support
77 * tree-ssa-alias.c (may_alias_p,
78 compute_flow_insensitive_aliasing): Ditto.
79 * calls.c (flags_from_decl_or_type): Removed reference to
81 * c-typeck.c (convert_arguments): Make builtins tolerant of having
82 too many arguments. This is necessary for Spec 2000.
83 * cgraph.h (const_function, pure_function): Removed.
84 * common.opt: Added "fipa-pure-const", "fipa-reference",
85 "fipa-type-escape", and "ftree-promote-static".
87 * passes.c: Added ipa and tree-promote-statics passes.
88 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
89 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
90 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
91 * tree-flow.h: Added exposed sra calls and addition of
92 reference_vars_info field for FUNCTION_DECLS.
93 * tree-pass.h: Added passes.
94 * tree-sra.c: (sra_init_cache): New function.
95 (sra_insert_before, sra_insert_after) Made public.
96 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
98 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
99 aliasing. (may_alias_p): Added code to use type escape analysis to
101 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
102 code to prune clobbers of static variables based on information
103 produced in ipa-reference pass. Changed call clobbering so that
104 statics are not marked as clobbered if the call does not clobber
108 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
110 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
113 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
115 * doc/install.texi (*-*-solaris2*): Document recommended version
116 of GNU binutils and mention GNU linker problem on Solaris 10.
118 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
121 * c-decl.c (c_build_bitfield_integer_type): New function.
122 (finish_struct): Call it.
123 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
125 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
127 * c-typeck.c (digest_init): Call 'convert_for_assignment'
130 2005-07-16 Jan Hubicka <jh@suse.cz>
132 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
133 (scale_bbs_frequencies_int): Watch roundoff errors.
134 * predict.c (return_prediction): Initialize return_stmt.
136 2005-07-16 Jan Hubicka <jh@suse.cz>
138 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
141 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
144 * fold-const.c (build_range_check): Convert high/low to etype
145 if we are only comparing against exp.
147 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
149 Fix PR tree-optimization/22376
150 * tree-ssa-structalias.c (build_constraint_graph): We really meant
152 (need_to_solve): New function.
153 (compute_points_to_sets): Use it.
155 2005-07-15 Jan Hubicka <jh@suse.cz>
157 * cfg.c (update_bb_profile_for_threading): More diagnostic.
158 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
160 2005-07-15 Richard Guenther <rguenther@suse.de>
162 * c-common.c (handle_flatten_attribute): New function.
163 Add flatten function attribute.
164 * doc/extend.texi: Document flatten function attribute.
165 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
166 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
168 (cgraph_decide_inlining): Handle functions with flatten
171 2005-07-14 David Edelsohn <edelsohn@gnu.org>
173 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
174 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
175 UNSPEC_XCHG, UNSPEC_AND): New.
176 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
177 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
178 * config/rs6000/sync.md (FETCHOP): New code macro.
179 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
181 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
182 (sync_compare_and_swap<mode>): Same.
183 (sync_lock_test_and_set<mode>): Same.
184 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
185 for QImode and HImode, and not PPC405.
186 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
187 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
188 (sync_<fetchop>{si,di}_internal): New.
189 (sync_nand{si,di}_internal): New.
190 (sync_old_<fetchop>{si,di}_internal): New.
191 (sync_old_nand{si,di}_internal): New
192 (sync_new_<fetchop>{si,di}_internal): New.
193 (sync_new_nand{si,di}_internal): New.
194 (atomic_and{si,di}): New.
195 (sync_new_nand{si,di}_internal): New.
196 (atomic_and{si,di}): New.
197 (sync_add<mode>_internal): Delete.
198 (sync_addshort_internal): Use unspec instead of unspec_volatile.
199 (sync_sub<mode>_internal): Delte.
200 (sync_subshort_internal): New.
201 (sync_andsi_internal): Use unspec instead of unspec_volatile.
202 (sync_anddi_internal): Delete.
203 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
204 (sync_booldi_internal): Delete.
205 (sync_boolc<mode>_internal): Delete.
206 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
207 (sync_boolc<mode>_internal2): Delete.
208 (sync_boolcc<mode>_internal): Delete.
209 (isync, lwsync): Use unspec instead of unspec_volatile.
210 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
211 Revert UNSPEC_VOLATILE.
212 (rs6000_split_atomic_op): New.
213 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
215 2005-07-14 Eric Christopher <echristo@redhat.com>
217 * config/mips/mips.c (mips_canonicalize_comparison): Cast
218 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
220 2005-07-14 Eric Christopher <echristo@redhat.com>
222 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
224 2005-07-14 Steven Bosscher <stevenb@suse.de>
226 PR tree-optimization/22230
227 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
228 the computation of the four cross productions for "range op range".
230 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
231 Ulrich Weigand <uweigand@de.ibm.com>
234 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
237 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
239 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
241 2005-07-14 Steve Ellcey <sje@cup.hp.com>
243 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
245 2005-07-14 Richard Guenther <rguenther@suse.de>
248 * config/i386/i386-protos.h (ix86_function_value): Change
249 prototype to match new target hook.
250 * config/i386/i386.c (ix86_value_regno): Change prototype
251 to take extra type argument.
252 (TARGET_FUNCTION_VALUE): Define.
253 (ix86_function_ok_for_sibcall): Pass extra argument to
254 ix86_value_regno, check return slot rtx for exact match.
255 (ix86_function_value): Take extra parameter. Dispatch to
256 ix86_value_regno with fndecl/fntype as provided.
257 (ix86_value_regno): Handle extra type argument.
258 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
260 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
261 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
262 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
263 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
264 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
266 2005-07-14 Richard Guenther <rguenther@suse.de>
268 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
269 * calls.c (expand_call): Pass fntype to hard_function_value.
270 (emit_library_call_value_1): Likewise.
271 * explow.c: Include target.h.
272 (hard_function_value): Take extra argument, the fntype.
273 Use new target hook for function_value.
274 * expr.h (hard_function_value): Change prototype.
275 * function.c (aggregate_value_p): Pass 0 as fntype to
277 (assign_parms): Use new target hook for function_value.
278 Pass 0 as fntype to hard_function_value.
279 (expand_function_end): Likewise.
280 * reg-stack.c: Include target.h.
281 (stack_result): Use new target hook for function_value.
282 * target-def.h: New target hook function_value.
283 * target.h: Likewise.
284 * targhooks.c (default_function_value): New function.
285 * targhooks.h (default_function_value): Declare.
287 2005-07-13 Ian Lance Taylor <ian@airs.com>
289 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
291 2005-07-14 Jan Hubicka <jh@suse.cz>
293 * tree-dfa.c (dump_variable): Use default_def function.
294 * tree-ssa-alias.c (dump_points_to_info): Likewise.
295 * tree-ssa.c (verify_use): Likewise.
296 * tree-ssanames.c (release_ssa_name): Likewise.
297 * tree-tailcall.c (eliminate_tail_call): Likewise.
298 (tree_optimize_tail_calls_1): Likewise.
299 * tree-vrp.c (get_value_range): Likewise.
301 2005-07-14 Ben Elliston <bje@au.ibm.com>
303 * gcc.c (main): Compare language[0] with '*' when iterating over
306 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
308 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
309 "s390_emit_compare". Add handling of CCZ1mode.
310 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
311 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
313 (s390_branch_condition_mask): Add CCZ1mode handling.
314 * config/s390/s390.md: ("seq", "*seq"): New pattern.
315 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
316 Use CCZ1mode instead of CCZmode.
317 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
319 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
321 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
323 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
325 2005-07-13 Eric Christopher <echristo@redhat.com>
327 * config/mips/mips.c (mips_canonicalize_comparison): New.
328 (mips_emit_int_relational): Use.
330 2005-07-13 Eric Christopher <echristo@redhat.com>
332 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
334 * config/s390/s390.md: Include tpf.md. Move tpf specific
336 * config/s390/tpf.md: To here.
337 * config/s390/s390.opt: Move tpf specific options...
338 * config/s390/tpf.opt: to here. Add mmain option.
339 * config/s390/tpf-unwind.h: Remove unnecessary defines.
340 * config/s390/tpf.h: Rewrite.
342 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
344 * doc/tm.texi: Remove @xref{Cross-profiling}.
346 2005-07-13 Jeff Law <law@redhat.com>
348 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
349 expressions, test their _DECL operands for pointer equality rather
350 than using operand_equal_p.
352 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
354 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
355 (TARGET_POSIX_IO): This.
356 * config/darwin.h: Likewise.
357 * config/freebsd.h: Likewise.
358 * config/linux.h: Likewise.
359 * config/lynx.h: Likewise.
360 * config/netbsd.h: Likewise.
361 * config/rs6000/linux64.h: Likewise.
362 * config/rs6000/linux.h: Likewise.
363 * config/s390/tpf.h: Likewise.
364 * config/sh/embed-elf.h: Likewise.
365 * config/sparc/linux64.h: Likewise.
366 * config/sparc/linux.h: Likewise.
367 * config/svr4.h: Likewise.
368 * gcov-io.h: Likewise.
370 * doc/tm.texi: Updated.
372 * libgcov.c (create_file_directory): Defined only if
373 TARGET_POSIX_IO is defined.
374 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
377 2005-07-13 Jan Hubicka <jh@suse.cz>
379 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
381 2005-07-13 David Edelsohn <edelsohn@gnu.org>
383 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
384 structure as argument.
386 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
388 PR tree-optimization/21921
389 * tree-iterator.c (tsi_link_before): Support the case when
390 tsi_end_p (tsi) == true.
392 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
394 PR tree-optimization/22442
395 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
398 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
400 PR rtl-optimization/20376
401 * toplev.c (process_options): Enable -fweb and -frename-registers when
403 * doc/invoke.texi: Update the information about when -fweb and
404 -frename-registers are enabled.
406 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
409 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
410 if *rhs_p is not a SSA_NAME.
412 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
414 Fix PR tree-optimization/22422
415 * tree-ssa-structalias.c (struct variable_info): Add flag for
417 (get_varinfo): Now a static function.
418 (new_varinfo): init has_union and is_special_var to false.
419 (solution_set_add): Check has_union.
420 (do_da_constraint): Move temporary variable so it gets reset
422 Also check for special variable.
423 (do_ds_constraint): Ditto.
424 (do_sd_constraint): Ditto.
425 (do_structure_copy): Check for special variable.
426 (find_func_aliases): Ditto.
427 (init_base_vars): Set special vars properly.
429 2005-07-13 Jan Hubicka <jh@suse.cz>
431 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
434 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
435 (get_expr_operands): Fix thinko wrt flags and subvars.
437 PR tree-optimize/22379
438 * tree-inline.c (expand_call_inline): Do not output sorry in early
441 2005-07-12 Dale Johannesen <dalej@apple.com>
443 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
445 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
448 * host-linux.h: Include limits.h.
450 2005-07-12 Dale Johannesen <dalej@apple.com>
452 * expr.c (compress_float_constant): Add cost check.
453 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
455 2005-07-12 Dale Johannesen <dalej@apple.com>
457 * gcc.target/i386/compress-float-sse.c: New.
458 * gcc.target/i386/compress-float-sse-pic.c: New.
459 * gcc.target/i386/compress-float-387.c: New.
460 * gcc.target/i386/compress-float-387-pic.c: New.
461 * gcc.dg/compress-float-ppc.c: New.
462 * gcc.dg/compress-float-ppc-pic.c: New.
464 2005-07-12 Eric Christopher <echristo@redhat.com>
466 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
468 * config/s390/s390.md: Include tpf.md. Move tpf specific
470 * config/s390/tpf.md: To here.
471 * config/s390/s390.opt: Move tpf specific options...
472 * config/s390/tpf.opt: to here. Add mmain option.
473 * config/s390/tpf-unwind.h: Remove unnecessary defines.
474 * config/s390/tpf.h: Rewrite.
476 2005-07-12 Eric Christopher <echristo@redhat.com>
478 * gcc.c (struct infile): Update comment for language.
479 (main): Rewrite input file resetting code.
481 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
484 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
485 requiring a cast in a non RHS of modify_expr. Add a cast when required.
486 (lookup_avail_expr): Use constant_boolean_node instead
487 of boolean_false_node/boolean_true_node.
489 2005-07-12 Ben Elliston <bje@au.ibm.com>
491 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
492 and use it when printing num_edges.
494 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
496 * doc/extend.texi (Blackfin Built-in Functions): New section.
497 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
500 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
502 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
504 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
506 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
507 (init_optabs): Initialize cmpstrn_optab.
508 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
509 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
510 * expr.c: (enum insn_code cmpstrn_optab): Declare.
511 * config/i386/i386.md: s/cmpstr/cmpstrn
512 * config/c4x/c4x.md: s/cmpstr/cmpstrn
513 * doc/md.texi: Update documentation.
515 2005-07-11 Richard Henderson <rth@redhat.com>
517 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
518 build_va_arg_indirect_ref.
519 (alpha_gimplify_va_arg): Likewise.
520 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
521 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
522 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
523 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
524 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
525 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
527 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
529 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
531 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
532 * passes.c (init_optimization_passes): Add pass_empty_loop.
533 * tree-pass.h (pass_empty_loop): Declare.
534 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
535 try_remove_empty_loop, remove_empty_loops): New functions.
536 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
537 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
539 2005-07-12 Peter Barada <peter@the-baradas.com>
543 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
544 in address registers.
545 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
546 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
547 alternative of addsi3_5200.
549 2005-07-11 Ian Lance Taylor <ian@airs.com>
551 * config/mips/mips.md (ffs<mode>2): Remove.
553 2005-07-11 Ian Lance Taylor <ian@airs.com>
555 * doc/tree-ssa.texi (Cleanups): Improve description of
557 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
559 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
561 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
562 * tree.h (DECL_ARGUMENT_FLD): New macro.
564 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
566 Fix PR tree-optimization/22404
568 * tree-ssa-structalias.c (create_variable_info_for): Use
571 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
573 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
574 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
575 for second comparison operand.
576 * config/bfin/predicates.md (reg_or_const_int_operand): New.
578 * config/bfin/bfin.md (define_attr "type"): Add "sync".
579 (define_insn_reservation "alu"): Likewise.
580 (csync, ssync): Now of type sync.
581 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
582 -mcsync-anomaly -mspecld-anomaly.
583 * config/bfin/bfin.opt (mcsync): Remove.
584 (mcsync-anomaly, mspecld-anomaly): Add.
585 * config/bfin/bfin.c: Include "insn-codes.h".
586 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
587 (TARGET_DEFAULT_TARGET_FLAGS): New.
588 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
590 2005-07-11 Steven Bosscher <stevenb@suse.de>
592 * basic-block.h: Give the BB flags enum a name, bb_flags.
593 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
594 * cfgcleanup.c (enum bb_flags): Remove here.
595 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
596 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
597 (update_forwarder_flag): Likewise.
598 (thread_jump): Likewise.
599 (try_forward_edges): Likewise.
600 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
601 forwarder flags. Don't clear bb->aux for all basic blocks. Only
602 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
604 2005-07-11 Richard Guenther <rguenther@suse.de>
606 * config/i386/i386.opt: New target option -msseregparm.
607 * config/i386/i386.c (override_options): Error out for
608 -msseregparm but no SSE support.
609 (ix86_function_sseregparm): Check for global sseregparm.
610 * doc/invoke.texi: Document -msseregparm.
612 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
614 * config.gcc (m32r-*-linux*): Use the default extra_parts.
615 (m32rle-*-linux*): Ditto.
617 2005-07-11 Jakub Jelinek <jakub@redhat.com>
619 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
620 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
623 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
627 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
628 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
630 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
632 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
633 (varmap): Heapify varmap.
634 (constraints): Heapify constraints.
635 (struct constraint_graph): Heapify succs and preds.
636 (constraint_vec_find): Update for heapification.
637 (constraint_set_union): Ditto.
638 (insert_into_complex): Ditto.
639 (constraint_edge_vec_find): Ditto.
640 (erase_graph_self_edge): Ditto.
641 (add_graph_edge): Ditto.
642 (get_graph_weights): Ditto.
643 (merge_graph_nodes): Ditto.
644 (build_constraint_graph): Ditto.
646 (solve_graph): Ditto.
647 (create_variable_info_for): Ditto.
648 (init_base_vars): Ditto.
649 (delete_points_to_sets): Free graph, varmap, and complex constraints.
650 (condese_varmap_nodes): Free complex vector.
651 (clear_edges_for_node): Clear succs and preds vector.
653 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
655 * tree-ssa-structalias.c (update_alias_info): Change counting of
656 references to not include vdefs.
658 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
660 * tree-ssa-alias.c (free_used_part_map): Add missing free.
663 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
665 * pa.c (pa_commutative_p): Make PLUS commutative when
666 TARGET_NO_SPACE_REGS is true.
668 2005-07-09 Diego Novillo <dnovillo@redhat.com>
670 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
671 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
672 * tree-dfa.c (dump_subvars_for): New.
673 (debug_subvars_for): New.
674 (dump_variable): Show subvariables if VAR has them.
675 * tree-flow-inline.h (get_subvar_at): New.
676 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
677 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
679 (struct subvar): Change fields offset and size to unsigned
681 (dump_subvars_for): Declare.
682 (debug_subvars_for): Declare.
683 (get_subvar_at): Declare.
684 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
685 to unsigned HOST_WIDE_INT *.
686 (overlap_subvar): Likewise.
687 * tree-gimple.c (is_gimple_reg): Always return false for
688 SFTs and memory tags.
689 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
691 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
692 (compute_may_aliases): Call compute_points_to_sets.
693 (collect_points_to_info_for): Remove.
694 (compute_points_to_and_addr_escape): Remove.
695 (delete_alias_info): Call delete_points_to_sets.
696 (compute_flow_sensitive_aliasing): If the call to
697 find_what_p_points_to returns false, call set_pt_anything.
698 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
699 (set_pt_anything): Clear pi->pt_vars.
700 (set_pt_malloc): Remove.
701 (merge_pointed_to_info): Remove.
702 (add_pointed_to_expr): Remove.
703 (add_pointed_to_var): Remove.
704 (collect_points_to_info_r): Remove.
705 (is_escape_site): Make extern.
707 (create_overlap_variables_for): Call it.
708 * tree-ssa-copy.c (merge_alias_info): Never merge
709 flow-sensitive alias information.
710 * tree-ssa-operands.c (get_expr_operands): Adjust variables
711 offset and size to be unsigned HOST_WIDE_INT.
712 (add_to_addressable_set): Rename from note_addressable.
713 Set TREE_ADDRESSABLE as the variables are added to the set.
715 (add_stmt_operand): Do not try to micro-optimize unmodifiable
716 operands into VUSEs when adding V_MAY_DEFs for members in an
718 * tree-ssa-operands.h (add_to_addressable_set): Declare.
719 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
720 (struct variable_info): Add bitfield is_heap_var.
721 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
722 (new_var_info): Initialize is_heap_var.
723 (get_constraint_for): Add HEAP variables to the symbol table.
724 Mark them with is_heap_var.
725 (update_alias_info): New. Taken mostly from the old
726 compute_points_to_and_addr_escape.
727 (handle_ptr_arith): New.
728 (find_func_aliases): Call update_alias_info.
729 Call handle_ptr_info for tcc_binary expressions.
730 Call mark_stmt_modified.
731 (create_variable_info_for): If DECL has subvars, do not create
732 variables for its subvars. Always add all the fields.
733 (set_uids_in_ptset): If the solution includes ANYOFFSET and
734 SFTs, then add all the SFTs of the structure.
735 If VI->DECL is an aggregate with subvariables, add the SFT at
737 (find_what_p_points_to): If VI is an artificial variable,
738 translate to bitfields in SSA_NAME_PTR_INFO.
739 If the solution is empty, set pi->pt_vars to NULL
740 (init_base_vars): Create ANYOFFSET.
741 (compute_points_to_sets): Rename from create_alias_vars.
743 (pass_build_pta): Remove.
744 (delete_points_to_sets): Rename from delete_alias_vars.
745 (pass_del_pta): Remove.
746 * tree-ssa-structalias.h (struct alias_info): Move from
748 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
749 NUM_REFERENCES_SET): Likewise.
750 (compute_points_to_sets, delete_points_to_sets): Declare.
752 2005-07-09 Richard Henderson <rth@redhat.com>
754 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
755 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
756 alpha_split_lock_test_and_set_12): New functions.
757 * config/alpha/alpha-protos.h: Update.
758 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
759 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
760 * config/alpha/sync.md (I12MODE): New.
761 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
762 (sync_<fetchop_name><I48MODE>): Likewise.
763 (sync_nand<I48MODE>): Likewise.
764 (sync_old_<fetchop_name><I48MODE>): Likewise.
765 (sync_new_<fetchop_name><I48MODE>): Likewise.
766 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
767 (sync_compare_and_swap<I48MODE>): Likewise.
768 (sync_lock_test_and_set<I48MODE>): Likewise.
769 (sync_compare_and_swap<I12MODE>): New.
770 (sync_compare_and_swap<I12MODE>_1): New.
771 (sync_lock_test_and_set<I12MODE>): New.
772 (sync_lock_test_and_set<I12MODE>_1): New.
774 2005-07-09 Diego Novillo <dnovillo@redhat.com>
778 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
780 2005-07-09 Jakub Jelinek <jakub@redhat.com>
782 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
783 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
785 2005-07-09 Richard SAndiford <richard@codesourcery.com>
788 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
790 2005-07-08 David Edelsohn <edelsohn@gnu.org>
792 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
793 memory_operand constraint.
794 (store_conditional_<mode>): Same.
795 (sync_compare_and_swap<mode>): Same.
796 (sync_lock_test_and_set<mode>): Same.
798 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
800 Rewrite PIC support to more closely model actual instructions.
801 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
802 (cris_symbol): Remove prototypes for removed functions.
803 (cris_pic_symbol_type_of, cris_valid_pic_const)
804 (cris_expand_pic_call_address): Prototypes for new functions.
805 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
807 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
809 <case ':'>: Add case for new punctuation character.
810 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
811 emitting (extra) PIC modifier.
812 <case UNSPEC>: Do not assert for PLT.
813 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
814 (cris_expand_prologue, cris_expand_epilogue): Check
815 for pic_offset_table_rtx usage instead of taking
816 current_function_uses_pic_offset_table as the final word.
817 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
818 Remove flag_pic difference.
819 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
820 the moral equivalents of...
821 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
823 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
824 (cris_handle_option): Mark ARG as unused.
825 (cris_expand_pic_call_address): New worker function for "call",
827 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
828 output PIC constructs here.
829 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
830 as symbol-specific modifers, not whole or part of operands.
831 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
832 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
833 constants and flag_pic.
834 (CONSTANT_INDEX_P): Adjust for new functions.
835 (enum cris_pic_symbol_type): New helper type.
836 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
837 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
838 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
840 ("movsi"): Emit actual instructions for GOT and relative access.
841 ("*movsi_got_load"): New pattern to set up the register holding
843 ("*movsi_internal"): Operand 1 is not a plain general_operand.
844 Adjust FIXME for 'S'.
845 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
846 Use "movs" for -fpic cases.
847 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
848 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
849 ("call", "call_value"): Just call cris_expand_pic_call_address for
851 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
852 Remove special pattern.
853 ("*expanded_call_side", "*expanded_call_value_side"): New
855 (gotplt-to-plt, gotplt-to-plt-side-call)
856 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
858 * config/cris/cris/predicates.md
859 ("cris_general_operand_or_gotless_symbol"): Remove unused
861 ("cris_general_operand_or_symbol"): Adjust for new functions.
863 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
865 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
867 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
869 * Makefile.in (TREE_H): Add treestruct.def.
870 (c-decl.o): Add pointer-set.h
871 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
872 visibility on regular DECL's.
873 (merge_decls): Fix the copying of decl nodes of various types for
874 the new structures. Don't update RTL, section name, weak status,
875 etc, on DECL's without RTL.
876 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
877 Don't check volatile on non-variable types.
878 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
879 to check whether we have seen arguments.
880 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
881 flag is checked before field (flag is common, field is not).
882 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
883 TS_DECL_COMMON could have an origin.
884 (add_location_or_const_value_attribute): Don't check section name
885 on non-var/function decls.
886 (dwarf2out_var_location): Reverse order of tests.
887 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
888 with DECL_WRTL_CHECK.
889 * expmed.c (make_tree): rtl is now in decl_with_rtl.
890 * fold-const.c (fold_binary): Don't check weakness on
891 non-var/function decls.
892 (tree_expr_nonzero_p): Ditto.
893 (fold_checksum_tree): Use tree_decl_extra as sizeof
895 * ggc-page.c (extra_order_size_table): Add sizes for
896 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
898 * gimplify.c (gimplify_bind_expr): Only set
899 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
900 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
902 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
903 * langhooks.h (init_ts). New langhook.
904 * passes.c (rest_of_decl_compilation): Reverse order of tests.
905 * print-tree.c (print_node): Update to only print fields that
906 exist in the structures the passed decl has.
907 * toplev.c (wrapup_global_declarations): Don't reset
908 DECL_DEFER_OUTPUT on DECL's that don't contain it.
909 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
910 * tree-inline.c (remap_decl): Ditto.
911 * tree-outof-ssa.c (create_temp): Reverse order of tests.
912 * tree-pretty-print.c (print_declaration): Don't print
913 DECL_REGISTER on things that don't contain it.
914 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
915 non-var/function decls.
916 * tree.c (tree_contains_struct): New structure.
917 (init_priority_for_decl): New hashtable.
918 (tree_int_map): New structure.
919 (tree_int_map_eq): New function.
920 (tree_int_map_marked_p): Ditto.
921 (tree_int_map_hash): Ditto.
922 (tree_map): Move to tree.h.
923 (tree_map_eq): Externalize.
924 (tree_map_hash): Ditto.
925 (tree_map_marked_p): Ditto.
926 (init_ttree): Set up tree_contains_struct and call langhook.
927 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
928 (tree_code_size): Update for new structures.
929 (tree_node_structure): Update for new structures.
930 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
932 (copy_node_stat): Copy init priority.
933 (build_decl_stat): Ditto for visibility.
934 (ts_enum_names): New.
935 (tree_contains_struct_check_failed): New function.
936 (decl_init_priority_lookup): Ditto.
937 (decl_init_priority_insert): Ditto.
938 * treestruct.def: New file.
939 * tree.h (CODE_CONTAINS_STRUCT): New macro.
940 (CONTAINS_STRUCT_CHECK): Ditto.
941 (tree_contains_struct_check_failed): New prototype.
942 (DECL_CHECK): Removed.
943 (DECL_MINIMAL_CHECK): New.
944 (DECL_COMMON_CHECK): Ditto.
945 (DECL_WRTL_CHECK): Ditto.
946 (DECL_NON_COMMON_CHECK): Ditto.
947 (DECL_WITH_VIS_CHECK): Ditto.
948 (VAR_OR_FUNCTION_DECL_P): Ditto
949 (struct tree_decl_minimal): New structure.
950 (struct tree_decl_common): Ditto.
951 (struct tree_decl_with_rtl): Ditto.
952 (struct tree_decl_with_vis): Ditto.
953 (struct tree_decl_non_common): Ditto.
954 (struct tree_field_decl): Ditto.
955 (struct tree_parm_decl): Ditto.
956 (struct tree_var_decl): Ditto.
957 (struct tree_function_decl): Ditto.
958 (struct tree_const_decl): Ditto.
959 (struct tree_result_decl): Ditto.
960 (union tree_node): Add new structures.
961 * var-tracking.c (track_expr_p): Reverse order of tests.
963 * doc/c-tree.texi: Add documentation on DECL node internal structure.
965 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
967 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
968 * system.h: Poison FINALIZE_PIC.
969 * doc/tm.texi (FINALIZE_PIC): Remove.
971 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
974 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
975 to the correct type if we have a MODIFY_EXPR.
977 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
979 PR tree-optimization/22360
980 * tree.c (upper_bound_in_type): Fix calculations for casting
981 to a non-wider signed type and casting a signed value to a
983 (lower_bound_in_type): Fix calculations for casting to a
984 non-wider signed type.
986 PR tree-optimization/20139
987 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
989 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
991 * tree-ssanames.c (release_defs): Assert in_ssa_p.
992 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
994 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
997 * tree-complex.c (expand_complex_libcall): Produce
998 REALPART_EXPR/IMAGPART_EXPR with the correct type.
1000 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1002 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
1003 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
1004 b" assert and inserted fastpath code for this case.
1005 (bitmap_ior): Removed "a != b" assert.
1007 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1009 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
1010 (ENDFILE_SPEC): Likewise.
1011 * config/m32r/m32r.h (ASM_SPEC): Likewise.
1013 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
1014 a large stack frame at epilogue.
1016 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
1018 * final.c: Include sdbout.h when required.
1020 2005-07-07 Geoffrey Keating <geoffk@apple.com>
1022 * config.gcc (*-*-darwin*): Only one target-specific header file
1024 (powerpc-*-darwin*): Add version-specific header files.
1025 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
1026 * config.in: Regenerate.
1027 * configure: Regenerate.
1028 * gcc.c: Include xregex.h.
1029 (version_compare_spec_function): New.
1030 (spec_function): Add version-compare.
1031 (replace_outfile_spec_function): Reformat comment.
1032 (compare_version_strings): New.
1033 * config/darwin-c.c (version_as_macro): New.
1034 (builtin_define): New.
1035 (darwin_cpp_builtins): New.
1036 * config/darwin-protos.h (darwin_cpp_builtins): New.
1037 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
1038 (LIB_SPEC): Make unconditional, update comment.
1039 (TARGET_C99_FUNCTIONS): Define.
1040 * config/darwin.opt: Sort.
1041 (mmacosx-version-min=): New.
1042 * config/darwin7.h: Delete.
1043 * config/darwin8.h: Delete.
1044 * config/i386/darwin.h (): Call darwin_cpp_builtins.
1045 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
1046 (TARGET_C99_FUNCTIONS): Define.
1047 * config/rs6000/darwin7.h: New.
1048 * config/rs6000/darwin8.h: New.
1049 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
1050 (-mmacosx-version-min): Document.
1052 2005-07-07 Ian Lance Taylor <ian@airs.com>
1054 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
1056 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
1059 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
1061 2005-07-07 Khem Raj <kraj@mvista.com>
1063 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
1064 in bytes, not words.
1066 2005-07-07 Paul Brook <paul@codesourcery.com>
1068 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
1069 DEFAULT_FUNCTION_ARG_PADDING to upward.
1071 2005-07-07 Richard Henderson <rth@redhat.com>
1073 * function.c (locate_and_pad_parm): Record parameter alignment in
1074 stack_alignment_needed.
1076 2005-07-07 David Edelsohn <edelsohn@gnu.org>
1078 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
1079 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
1080 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
1081 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
1082 (define_attr "type"): Add isync, sync, load_l, store_c.
1083 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
1084 Create scratch volatile MEM.
1085 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
1087 (load_locked_<mode>): New.
1088 (store_conditional_<mode>): New.
1089 (sync_compare_and_swap<mode>): Replace with splitter.
1090 (sync_lock_test_and_set<mode>): Replace with splitter.
1091 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
1093 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
1094 is ics. Attribute isync.
1095 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
1097 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
1098 and UNSPECV_SYNC_OP.
1099 (emit_unlikely_jump): New.
1100 (emit_load_locked): New.
1101 (emit_store_conditional): New.
1102 (rs6000_split_compare_and_swap): New.
1103 (rs6000_split_lock_test_and_set): New.
1104 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
1105 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
1106 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
1107 rs6000_split_lock_test_and_set): Declare.
1108 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
1109 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
1110 store_c, isync, sync.
1112 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
1114 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
1115 filenames to gtyp-gen.h.
1116 (s-typ-gen): Use it in place of for loops.
1118 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
1120 * hooks.c (hook_bool_rtx_int_false): New function.
1121 * hooks.h (hook_bool_rtx_int_false): Declare.
1122 * target-def.h (TARGET_COMMUTATIVE_P): Define.
1123 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
1124 * target.h (struct gcc_target): Add commutative_p member.
1125 * targhooks.c (hook_bool_rtx_commutative_p): New function.
1126 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
1127 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
1128 (pa_commutative_p): New function.
1129 * jump.c (target.h): Include.
1130 (rtx_renumbered_equal_p): Use targetm.commutative_p.
1131 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
1133 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1135 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
1136 (s390_expand_setmem): New.
1137 * config/s390/s390.c: Likewise.
1138 (print_shift_count_operand): Truncate to 12 bits instead of 6.
1140 * config/s390/s390.md: ("setmem<mode>"): Accept character as
1141 general_operand. Call new function "s390_expand_setmem".
1142 ("clrmem_long", "*clrmem_long"): Rewrite to ...
1143 ("setmem_long", "*setmem_long"): ... this.
1145 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1147 * config/s390/s390.c: (optimization_options): Enable
1148 TARGET_MVCLE at -Os.
1149 * doc/invoke.texi: Document changes in default behaviour.
1150 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
1152 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1154 * expr.c: (set_storage_via_setmem): Convert opchar to mode
1155 defined by back-end.
1157 2005-07-07 Jakub Jelinek <jakub@redhat.com>
1159 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
1160 all sets in the pattern.
1161 * config/rs6000/rs6000.md (stack_protect_testsi,
1162 stack_protect_testdi): Likewise.
1164 2005-07-06 Jeff Law <law@redhat.com>
1166 * tree-vrp.c (simplify_using_ranges): Kill.
1167 (vrp_finalize): Remove call to simplify_using_ranges.
1168 (simplify_stmt_using_ranges): New function extracted from
1169 simplify_using_ranges.
1170 (simplify_div_or_mod_using_ranges): Likewise.
1171 (simplify_abs_using_ranges): Likewise.
1172 (simplify_cond_using_ranges): New function.
1173 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
1174 * tree-ssa-propagate.c (substitute_and_fold): Call
1175 simplify_stmt_using_ranges if we have range information.
1177 2005-07-06 James E. Wilson <wilson@specifixinc.com>
1179 * config/ia64/ia64.c (ia64_reorg): Check optimize before
1180 ia64_flag_schedule_isns2.
1182 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
1183 reading/writing general registers.
1184 (ia64_function_arg): Revert 2005-06-18 change.
1186 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1188 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
1189 (legitimize_tls_address): Use gcc_unreachable instead of abort.
1191 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
1193 * function.c (expand_function_end): Revert part of 2005-06-27
1194 patch. Do sjlj_emit_function_exit_after after return_label.
1196 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
1198 * doc/install.texi (--disable-libssp): New.
1200 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
1202 * doc/invoke.texi: Update -fforce-mem documentation.
1203 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
1204 code for -fforce-mem.
1205 * expmed.c: (store_bit_field,store_fixed_bit_field,
1206 extract_bit_field): Ditto.
1207 * expr.c: (convert_move): Ditto.
1208 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
1209 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
1210 emit_conditional_add,expand_float,expand_fix): Ditto.
1211 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
1212 (common_handle_option): Issue warning when -fforce-mem specified.
1214 2005-07-06 Paul Brook <paul@codesourcery.com>
1216 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
1218 * configure: Regenerate.
1220 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
1222 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
1224 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
1226 Fix PR tree-optimization/22319
1227 Fix PR tree-optimization/22140
1228 Fix PR tree-optimization/22310
1230 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
1231 variable sized types.
1232 Use correct type for intermediate structure on *a = *b structure
1235 2005-07-06 Jakub Jelinek <jakub@redhat.com>
1237 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
1239 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
1240 (machine_function): Move typedef to...
1241 * config/rs6000/rs6000.c (machine_function): ... here. Add
1242 varargs_save_offset field.
1243 (rs6000_stack_t): Remove varargs_size field.
1244 (setup_incoming_varargs): Allocate varargs save area using
1245 assign_stack_local, try to make it as small as possible.
1246 Save offset from virtual_stack_vars_rtx to the save area
1247 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
1248 instead of magic 8 when fp word byte size is used.
1249 (rs6000_va_start): Use cfun->machine->varargs_save_offset
1250 instead of -RS6000_VARARGS_SIZE.
1251 (rs6000_stack_info, debug_stack_info,
1252 rs6000_initial_elimination_offset): Remove all traces of
1254 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
1255 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
1256 RS6000_VARARGS_AREA.
1258 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
1260 PR tree-optimization/21963
1261 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
1262 constant_multiple_of in the same way get_computation_cost_at does.
1264 2005-07-06 Jakub Jelinek <jakub@redhat.com>
1266 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
1267 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
1268 (gen_compare_reg): If sparc_compare_emitted is set, clear it
1269 and return its previous value.
1270 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
1271 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
1273 (stack_protect_set, stack_protect_test): New expanders.
1274 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
1275 stack_protect_testdi): New insns.
1276 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1277 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
1279 2005-07-06 Jeff Law <law@redhat.com>
1281 * tree-ssa-dce.c (cfg_altered): New global.
1282 (tree_dce_init): Initialize cfg_altered.
1283 (remove_dead_stmt): If we remove an edge in the CFG, then set
1285 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
1288 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
1290 * Makefile.in (stamp-collect-ld): Use
1291 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
1292 ./collect-ld if it already exists.
1293 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
1294 Don't remove ./nm if it already exists.
1296 2005-07-05 Devang Patel <dpatel@apple.com>
1298 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
1299 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
1300 * tree-vectorizer.c (vect_loop_location): New.
1301 (vect_print_dump_info): Use vect_loop_location.
1302 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
1303 (vectorize_loops): Set vect_loop_location.
1304 * tree-vect-analyze.c (vect_analyze_offset_expr,
1305 vect_determin_vectorization_factor, vect_analyze_operations,
1306 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
1307 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
1308 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
1309 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
1310 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
1311 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
1312 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
1313 vect_analyze_loop): Adjust vect_print_dump_info API.
1314 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
1315 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
1316 vect_finish_stmt_generation, vectorizable_assignment,
1317 vectorizable_operation, vectorizable_store, vectorizable_load,
1318 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
1319 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
1320 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
1321 vect_transform_loop): Same.
1322 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
1323 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
1326 2005-07-05 Randolph Chung <tausq@debian.org>
1328 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
1329 * configure: Regenerate.
1330 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
1331 (pa_tls_referenced_p): Declare.
1332 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
1333 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
1334 (legitimize_tls_address): New.
1335 (hppa_legitimize_address): Handle TLS addresses.
1336 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
1337 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1338 (emit_move_sequence): Handle TLS addresses.
1339 (pa_encode_section_info): Call default handler to handle common
1341 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
1342 (CONSTANT_ADDRESS_P): Reject TLS operands.
1343 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
1344 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
1345 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
1346 (UNSPEC_TLSLE): Define new constants.
1347 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
1348 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
1349 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
1350 (tie_symbolic_operand, tle_symbolic_operand): New
1352 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
1354 * aclocal.m4: Update macros for autoconf 2.59 style.
1355 * configure.ac: Likewise.
1357 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1359 * pa.c (function_value): Handle small aggregates on 32-bit targets.
1360 (function_arg): Pass small aggregates in general registers on 32-bit
1362 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
1364 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
1366 * Makefile.in (final.o): Fix dependencies.
1368 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
1372 * langhooks.h (struct lang_hooks): Add expr_to_decl.
1373 * langhooks.c (lhd_expr_to_decl): New.
1374 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
1376 (LANG_HOOKS_INITIALIZER): Update.
1377 * tree.c (recompute_tree_invarant_for_addr_expr): Call
1378 expr_to_decl langhook.
1379 * c-tree.h (c_expr_to_decl): Declare.
1380 * c-typeck.c (c_expr_to_decl): New.
1381 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
1383 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
1385 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
1388 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
1389 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
1391 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
1393 * Makefile.in: Adjust dependencies.
1394 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
1395 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
1396 * alias.c (rest_of_handle_cfg, pass_cfg): New.
1397 * bb-reorder.c (duplicate_computed_gotos): Make it static.
1398 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
1399 rest_of_compilation.
1401 * bb-reorder.c (gate_duplicate_computed_gotos,
1402 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
1403 rest_of_handle_reorder_blocks, pass_reorder_blocks,
1404 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
1405 pass_partition_blocks): New.
1406 * bt-load.c (gate_handle_branch_target_load_optimize,
1407 rest_of_handle_branch_target_load_optimize,
1408 pass_branch_target_load_optimize): New.
1409 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
1411 * cfglayout.c (pass_insn_locators_initialize): New.
1412 * cfgrtl.c (pass_free_cfg): New.
1413 * combine.c (gate_handle_combine, rest_of_handle_combine,
1415 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
1416 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
1417 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
1418 * except.c (pass_set_nothrow_function_flags,
1419 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
1421 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
1422 rest_of_handle_shorten_branches, pass_shorten_branches,
1423 rest_of_clean_state, pass_clean_state): New.
1424 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
1425 rest_of_handle_remove_death_notes, pass_remove_death_notes,
1426 rest_of_handle_life, pass_life, rest_of_handle_flow2,
1428 * function.c (pass_instantiate_virtual_regs, pass_init_function,
1429 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
1430 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1431 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
1433 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
1434 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
1435 pass_rtl_ifcvt, gate_handle_if_after_combine,
1436 rest_of_handle_if_after_combine, pass_if_after_combine,
1437 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
1438 pass_if_after_reload): New.
1439 * integrate.c (pass_initial_value_sets): New.
1440 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
1441 pass_purge_lineno_notes): New.
1442 * mode-switching.c (rest_of_handle_mode_switching,
1443 pass_mode_switching): New.
1444 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
1445 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
1447 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
1448 pass_loop_optimize): New.
1449 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
1451 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
1453 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
1454 pass_postreload_cse): New.
1455 * profile.c (gate_handle_profiling, pass_profiling,
1456 rest_of_handle_branch_prob, pass_branch_prob): New.
1457 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
1458 pass_split_before_regstack, gate_handle_split_before_regstack,
1459 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
1460 rest_of_handle_split_all_insns, pass_split_all_insns): New.
1461 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
1462 pass_stack_regs): New.
1463 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
1464 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
1465 pass_stack_adjustments): New.
1466 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
1467 pass_regrename): New.
1468 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
1469 pass_delay_slots, gate_handle_machine_reorg,
1470 rest_of_handle_machine_reorg, pass_machine_reorg): New.
1471 * rtl.h (extern void purge_line_number_notes): New.
1472 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
1473 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
1475 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
1477 * value-prof.c (gate_handle_value_profile_transformations,
1478 rest_of_handle_value_profile_transformations,
1479 pass_value_profile_transformations): New.
1480 * var-tracking.c (gate_handle_var_tracking,
1481 pass_variable_tracking): New.
1482 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
1484 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
1485 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
1486 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
1487 rest_of_handle_old_regalloc, rest_of_handle_regrename,
1488 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
1489 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
1490 rest_of_handle_gcse2, rest_of_handle_regmove,
1491 rest_of_handle_tracer, rest_of_handle_if_conversion,
1492 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
1493 rest_of_handle_web, rest_of_handle_branch_prob,
1494 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
1495 rest_of_handle_jump_bypass, rest_of_handle_combine,
1496 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1497 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1498 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
1499 rest_of_handle_mode_switching, rest_of_handle_jump,
1500 rest_of_handle_eh, rest_of_handle_stack_adjustments,
1501 rest_of_handle_flow2, rest_of_handle_jump2,
1502 rest_of_handle_peephole2, rest_of_handle_postreload,
1503 rest_of_handle_shorten_branches, rest_of_clean_state,
1504 rest_of_compilation): Remove.
1506 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
1507 * passes.c (dump_flags, in_gimple_form, all_passes,
1508 all_ipa_passes, all_lowering_passes, register_one_dump_file,
1509 register_dump_files, next_pass_1, last_verified, execute_todo,
1510 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
1511 from tree-optimize.c.
1512 (init_optimization_passes): Moved from tree-optimize.c,
1513 adding the RTL optimizations.
1514 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
1515 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
1516 all_ipa_passes, all_lowering_passes, register_one_dump_file,
1517 register_dump_files, next_pass_1, last_verified, execute_todo,
1518 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
1519 init_tree_optimization_passes, ipa_passes): Delete.
1520 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
1522 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
1523 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
1525 (ipa_passes): Remove.
1526 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
1527 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
1528 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
1529 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
1530 (dump_info_p, dump_flag): Moved to tree-dump.h.
1532 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
1534 * passes.c (finish_optimization_passes): Use dump_begin
1535 and dump_end, TDI_end.
1536 (gate_rest_of_compilation): New.
1537 (pass_rest_of_compilation): Use it.
1538 (gate_postreload, pass_postreload): New.
1539 * toplev.c (general_init): Rename init_tree_optimization_passes.
1540 * toplev.h (init_tree_optimization_passes): Rename to
1541 init_optimizations_passes.
1542 * tree-dump.c (dump_flag): Make static.
1543 (dump_files): Remove RTL dumps.
1544 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
1545 pass_cleanup_cfg, pass_free_cfg_annotations,
1546 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
1547 pass_init_datastructures, pass_fixup_cfg): Make non-static.
1548 * tree-pretty-print.c: Include tree-pass.h.
1549 * cgraph.c: Include tree-dump.h.
1551 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
1553 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
1554 Only fall back to saying it points to readonly memory if
1557 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1559 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
1560 * config/m32r/m32r.c (m32r_compute_frame_size,
1561 m32r_expand_prologue): Take current_function_profile into
1562 account whenever we reference
1563 current_function_uses_pic_offset_table.
1564 (m32r_finalize_pic): Remove.
1565 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
1567 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
1569 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
1570 instead of $<. Don't remove ./as if it already exists.
1572 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1575 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
1576 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
1577 for complex modes when generating code for PA 1.0.
1578 (VALID_FP_MODE_P): New macro.
1579 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
1580 sets for all general and floating point modes. Align wide floating
1581 point modes to even register boundaries to comply with architectural
1583 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
1584 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
1585 (VALID_FP_MODE_P): New macro.
1586 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
1587 sets for all general and floating point modes. Align wide floating
1588 point modes to even register boundaries to comply with architectural
1591 2005-07-04 Diego Novillo <dnovillo@redhat.com>
1593 * tree-dump.c (dump_files): Initialize dump number for .cgraph
1596 2005-07-04 Diego Novillo <dnovillo@redhat.com>
1598 * tree-ssa-structalias.c: Don't include expr.h.
1600 2005-07-04 Diego Novillo <dnovillo@redhat.com>
1602 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
1605 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
1607 Fix PR tree-optimization/22279
1609 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
1612 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
1614 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
1616 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
1618 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
1619 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
1620 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
1621 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
1622 config/stormy16/stormy16.c, config/v850/v850.c,
1623 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
1624 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
1625 Avoid "." or "\n" at end of diagnostics and capital letters at
1626 start of diagnostics.
1627 * combine.c, cse.c: Don't translate dump file output.
1628 * toplev.c (print_version): Only translate output if going to
1631 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
1633 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
1634 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
1637 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1639 * pa.c (fix_range): Fix typo in comment.
1641 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
1643 * tree-vrp.c (extract_range_from_assert): Replace
1644 fold (build (...)) with fold_build2.
1646 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1648 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
1649 gcc_gfc_char_table, init_dynamic_gfc_info): New.
1650 (format_types_orig, handle_format_attribute): Add support for
1653 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
1655 * varasm.c (assemble_variable): Fix format specifier thinko.
1657 2005-07-03 Ira Rosen <irar@il.ibm.com>
1659 PR tree-optimization/22029 (and 22135)
1660 * tree-pretty-print.c (dump_generic_node): Check that the node is not
1661 a phi node before calling dump_vops.
1663 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1665 * tree-dump.h (dump_string_field): Declare.
1666 * tree-dump.c: Use it instead of dump_string.
1667 (dump_string_field): Make non-static.
1669 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1671 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
1672 up the minimal CFG stuff always when optimize > 0. Call
1673 split_all_insns_noflow in PIC case if needed.
1675 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1676 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
1679 * c-decl.c (c_write_global_declarations): Dump contents of
1681 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
1682 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
1683 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
1684 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
1687 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
1689 * c-common.h (GCC_DIAG_STYLE): Define.
1690 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
1691 version for format checking to 4.1.
1692 * c-format.c: Include toplev.h after c-common.h.
1693 (enum format_type): Add gcc_tdiag_format_type.
1694 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
1695 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
1696 (format_types_orig): Add gcc_tdiag.
1697 (init_dynamic_diag_info): Support gcc_tdiag formats.
1698 (handle_format_attribute): Likewise.
1699 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
1700 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
1701 version for format checking to 4.1.
1702 (warning0, warning, error, pedwarn, sorry): Use
1704 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
1705 (finish_aliases_1): Do not use %qE.
1706 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
1707 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
1708 Correct format bugs.
1709 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
1710 parameter to unsigned HOST_WIDE_INT.
1711 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
1713 2005-07-02 David Edelsohn <edelsohn@gnu.org>
1716 * expr.c (write_complex_part): Use adjust_address for MEM.
1717 (read_complex_part): Same.
1719 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
1721 Fix PR tree-optimization/22280
1723 * tree-sra.c (generate_element_init): Remove useless loop.
1725 2005-07-02 Richard Henderson <rth@redhat.com>
1727 * config/alpha/alpha.c (alpha_legitimize_address): Check for
1729 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
1731 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
1734 * fold-const.c (fold_binary): Handle the return value of
1735 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
1736 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
1738 2005-07-02 Jeff Law <law@redhat.com>
1740 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
1741 a eliminate type conversion which feeds an equality comparison
1742 if the original type or either operand in the comparison is a
1745 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
1747 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
1748 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
1750 * config/avr/avr.c: Do not use '`' as left quote.
1751 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
1752 Remove "." from end of diagnostics. Make diagnostics start with
1755 2005-07-02 Zack Weinberg <zack@codesourcery.com>
1756 Joseph S. Myers <joseph@codesourcery.com>
1758 * toplev.c (default_tree_printer): Handle setting location with
1760 * c-objc.common.c (c_tree_printer): Likewise.
1761 * c-format.c (gcc_diag_flag_specs): Add '+'.
1762 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
1763 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
1765 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
1766 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
1767 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
1768 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
1769 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
1770 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
1771 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
1772 format arguments where %J is used without %D.
1774 2005-07-02 Jakub Jelinek <jakub@redhat.com>
1776 * gcc.c (LINK_SSP_SPEC): Define.
1777 (link_ssp_spec): New variable.
1778 (LINK_COMMAND_SPEC): Add %(link_ssp).
1779 (static_specs): Add link_ssp_spec.
1780 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
1781 * configure: Rebuilt.
1782 * config.in: Rebuilt.
1784 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1785 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
1786 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
1787 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
1788 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
1789 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
1790 -0x7008(2) instead of reading __stack_chk_guard variable.
1791 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
1793 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
1794 (stack_protect_set, stack_protect_test): Use *_tls* patterns
1795 if TARGET_THREAD_SSP_OFFSET is defined.
1796 (stack_tls_protect_set_si, stack_tls_protect_set_di,
1797 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
1800 2005-06-27 Richard Henderson <rth@redhat.com>
1801 * libgcc-std.ver (GCC_4.1.0): New.
1802 * libgcc.h (__stack_chk_guard): Declare.
1803 (__stack_chk_fail, __stack_chk_fail_local): Declare.
1804 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
1805 * mklibgcc.in (lib2funcs): Add them.
1807 2005-07-01 Richard Henderson <rth@redhat.com>
1809 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
1810 void * before struct sigcontext *.
1811 (x86_fallback_frame_state): Likewise.
1813 2005-07-01 James E. Wilson <wilson@specifixinc.com>
1815 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
1817 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
1820 * tree-ssa-reassoc.c (should_transpose): Fix which operand
1821 we check for SSA_NAME for.
1823 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
1825 Fix PR tree-optimization/22071
1827 * tree-ssa-structalias.c (offset_overlaps_with_access): New
1829 (get_constraint_for_component_ref): Use it.
1831 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
1834 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
1835 print out the last new line.
1837 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
1839 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
1840 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
1841 * config/cris/cris.c (cris_conditional_register_usage): Adjust
1842 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
1843 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
1844 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
1845 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
1846 (enum reg_class): New member CC0_REGS.
1847 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
1848 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
1849 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
1850 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
1851 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1852 Adjust for register now described.
1854 2005-07-01 Jakub Jelinek <jakub@redhat.com>
1857 * config/i386/i386.md (stack_protect_test_si,
1858 stack_protect_test_di): Add earlyclobber for scratch 3.
1859 * config/rs6000/rs6000.md (stack_protect_testsi,
1860 stack_protect_testdi): Add earlyclobber for scratch 3,
1861 remove earlyclobber from scratch 4.
1863 Older entries for 2005 can be found in ChangeLog-2005.