1 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5 mark_new_vars_to_rename instead of update_stmt.
7 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
9 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
11 2005-10-11 Jakub Jelinek <jakub@redhat.com>
13 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
14 for setting MMX register to 0 rather than mmx.
16 2005-10-10 Steve Ellcey <sje@cup.hp.com>
19 * configure.ac: Move gas check from mips specific case to common case.
20 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
21 * configure: Regenerate
22 * doc/install.texi: Update.
24 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
27 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
29 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
31 * gcc.c (do_spec_1): Accept numeric characters in file name
34 2005-10-10 Nick Clifton <nickc@redhat.com>
36 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
37 describing the deleted arm_gen_rotated_half_load function.
39 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
41 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
44 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
46 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
48 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
49 (EXTRA_MULTILIB_PARTS): Define.
50 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
51 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
52 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
53 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
54 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
55 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
57 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
59 PR tree-optimization/24226
60 * tree-cfg.c (remove_bb): Clean up unreachable loops.
61 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
62 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
65 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
67 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
69 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
72 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
73 Rewrite for no need for the early clobber.
75 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
77 Merge from csl-arm-branch:
78 2005-09-07 Paul Brook <paul@codesourcery.com>
79 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
82 2005-04-30 Paul Brook <paul@codesourcery.com>
83 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
84 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
86 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
87 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
88 (arm_override_options): Use TARGET_AAPCS_BASED.
89 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
90 (PTRDIFF_TYPE): Use int for AAPCS.
91 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
92 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
93 (DEFAULT_SHORT_ENUMS): Delete.
94 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
96 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
97 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
98 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
99 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
101 2004-12-03 Mark Mitchell <mark@codesourcery.com>
102 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
104 2004-11-22 Mark Mitchell <mark@codesourcery.com>
105 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
107 2004-11-19 Mark Mitchell <mark@codesourcery.com>
108 * config.gcc (arm*-*-linux-gnueabi): Add it.
109 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
111 (TARGET_OS_CPP_BUILTINS): Likeiwse.
112 * config/arm/linux-eabi.h: New file.
113 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
114 (LINUX_TARET_LINK_SPEC): Likewise.
116 * config/arm/t-linux-eabi: New file.
118 2005-10-08 Steven Bosscher <stevenb@suse.de>
121 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
123 (PARAM_SMS_DFA_HISTORY): Likewise.
125 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
128 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
129 (load_register_parameters): Call it.
130 (check_sibcall_argument_overlap_1): Likewise.
131 (store_one_arg): Likewise.
133 2005-10-07 James E. Wilson <wilson@specifix.com>
135 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
136 DImode not VECINT24 for operand 2.
139 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
143 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
144 fr_spill): Use destination_operand for operand 0.
146 2005-10-07 DJ Delorie <dj@redhat.com>
148 * varasm.c (output_constant): Limit error to expanding
151 2005-10-07 Richard Guenther <rguenther@suse.de>
154 * fold-const.c (fold_binary): Fix operand types during folding
155 of X op (A, Y). Evaluation order of the side-effects of
156 X and A are frontend-defined, so ensure we honour that even for
157 tcc_comparison class operands; eased by removing duplicate code.
159 2005-10-07 Steve Ellcey <sje@cup.hp.com>
161 * stor-layout.c (layout_type): Do not allow alignment of array
162 elements to be greater than their size.
164 2005-10-07 Steve Ellcey <sje@cup.hp.com>
166 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
168 (hppa*-*-linux*): Ditto.
169 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
170 * config/host-hpux.c: New.
171 * config/x-hpux: New.
172 * config/pa/x-hpux: Remove.
173 * config/pa/x-linux: Remove.
174 * config/pa/pa-host.c: Remove.
176 2005-10-07 Jeff Law <law@redhat.com>
178 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
179 determine whether or not to try and thread outgoing edges.
181 2005-10-07 David Edelsohn <edelsohn@gnu.org>
183 * config/rs6000/rs6000.md (eqsi_power): New.
184 (neg_eq0si): Add TARGET_POWER to final condition.
187 2005-10-06 Richard Henderson <rth@redhat.com>
189 * config/rs6000/rs6000.c: Revert last change.
191 2005-10-06 Richard Henderson <rth@redhat.com>
193 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
194 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
196 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
200 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
201 out return_label and naked_return_label.
203 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
205 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
208 2005-10-06 Richard Henderson <rth@redhat.com>
211 * tree-inline.c (declare_return_variable): Handle modify_dest not
214 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
216 Fix PR tree-optimization/22488
217 * tree-ssa-structalias.c (check_for_overlaps): New function.
218 (create_variable_info_for): Use it.
220 2005-10-06 Richard Henderson <rth@redhat.com>
223 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
224 (dwarf2out_start_source_file): Print it.
226 2005-10-06 Geoffrey Keating <geoffk@apple.com>
228 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
230 2005-10-06 Richard Henderson <rth@redhat.com>
233 * mode-switching.c (optimize_mode_switching): Clear transp bit
234 for block with incomming abnormal edges.
236 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
237 (fpscr_set_from_mem): Use them.
238 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
239 (fpscr postinc splitters): Rewrite as peephole2+split.
241 2005-10-06 David Edelsohn <edelsohn@gnu.org>
243 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
244 (eq<mode>_compare): Same.
246 2005-10-06 Richard Guenther <rguenther@suse.de>
248 PR tree-optimization/24238
249 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
251 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
253 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
254 here. Use AC_PATH_PROG for environment variables instead of
256 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
258 * configure: Regenerated.
260 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
263 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
264 then force it into a register.
265 (call_value): Likewise.
267 2005-10-06 Richard Henderson <rth@redhat.com>
270 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
271 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
272 under pass_vectorize.
274 2005-10-05 Devang Patel <dpatel@apple.com>
277 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
278 handling constants. Check NAMESPACE_DECL context for constants.
280 2005-10-05 Eric Christopher <echristo@apple.com>
282 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
284 2005-10-05 Richard Henderson <rth@redhat.com>
287 * tree-cfg.c (mark_array_ref_addressable_1): New.
288 (mark_array_ref_addressable): New.
289 * tree-flow.h (mark_array_ref_addressable): Declare.
290 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
292 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
296 * reload.c (subst_reloads): When adding a REG_LABEL to a
297 jump instruction, also update JUMP_LABEL.
299 2005-10-05 David Edelsohn <edelsohn@gnu.org>
301 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
302 * bb-reorder.c (copy_bb_p): Use it.
303 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
305 2005-10-05 Richard Henderson <rth@redhat.com>
308 * toplev.c (process_options): Warn about unsupported combinations
309 of unwind tables and omit-frame-pointer.
310 * config/i386/i386.c (override_options): Similarly. Enable
311 accumulate-outgoing-args if not explicitly disabled.
313 2005-10-05 Steve Ellcey <sje@cup.hp.com>
315 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
316 Handle big endian vs. small endian.
317 (vec_initv2sf): Handle big endian vs. small endian.
318 (*vec_extractv2sf_1): Ditto.
320 2005-10-05 Dale Johannesen <dalej@apple.com>
322 * convert.c (convert_to_real): Don't convert
323 (float)floor(double d) to floorf((float)d).
325 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
327 * config/arm/arm.md (insv): Use gen_int_mode in more places.
329 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
331 PR tree-optimization/18587
332 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
333 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
334 build_vuses): Change to VEC type.
335 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
336 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
337 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
338 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
339 (get_name_decl): New. Return DECL_UID of base variable.
340 (operand_build_cmp): New. qsort comparison routine.
341 (operand_build_sort_virtual): New. Sort virtual build vector.
342 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
343 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
344 (FINALIZE_BASE): Use get_name_decl.
345 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
346 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
347 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
348 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
349 direct VEC_* manipulations.
350 (build_ssa_operands): Call operand_build_sort_virtual.
351 (copy_virtual_operand, create_ssa_artficial_load_stmt,
352 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
353 with direct VEC_* manipulations.
354 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
355 with direct VEC manipulations.
357 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
359 PR tree-optimization/21419
360 PR tree-optimization/24146
361 PR tree-optimization/24151
363 * c-typeck.c (readonly_error): Handle USE being lv_asm.
364 (build_asm_expr): Call it if outputs are read-only.
365 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
367 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
368 Paolo Bonzini <bonzini@gnu.org>
372 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
373 enable the instructions and not just the built-ins.
374 * doc/invoke.texi (x86 Options): Likewise.
376 2005-10-04 Geoffrey Keating <geoffk@apple.com>
378 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
380 * doc/invoke.texi (Option Summary): Correct spelling
381 of -mmacosx-version-min.
383 2005-10-04 Devang Patel <dpatel@apple.com>
385 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
388 2005-10-04 Steve Ellcey <sje@cup.hp.com>
390 * tree-vect-transform.c (vect_create_epilog_for_reduction):
391 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
393 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
395 * config/s390/s390.md ("TDSI","DP"): New mode macros.
396 ("TE","tg"): New mode attributes.
397 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
398 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
399 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
400 dword_mode and one for GPRmode.
402 2005-10-04 Ian Lance Taylor <ian@airs.com>
404 PR preprocessor/13726
405 * c-ppoutput.c (cb_include): Add comments parameter, and print out
406 any comments passed in.
408 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
410 * tree.c (annotate_with_file_line): Fix typo.
412 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
415 * builtins.c (fold_builtin_memcmp): When constructing the pointer
416 type used to access data in the inlined length == 1 case, use
417 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
418 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
420 2005-10-04 Uros Bizjak <uros@kss-loka.si>
422 * config/i386/i386.h (TARGET_FISTTP): Enable also for
423 TARGET_SSE3 and only for TARGET_80387.
424 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
425 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
426 Do not depend on TARGET_80387.
428 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
430 * tree.c (last_annotated_node): Change type to location_t*.
431 (annotate_with_file_line): Reflect the change of
432 last_annotated_node type.
434 2005-10-04 Richard Guenther <rguenther@suse.de>
437 * c-decl.c (grokdeclarator): Don't write to fields
440 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
443 * c-decl.c (finish_decl): Use set_user_assembler_name even for
445 * varasm.c (make_decl_rtl): If a register variable does not
446 have a set user assmbler name, error out.
447 Decode the asmspec is now name+1 bypassing '*'.
449 2005-10-04 Steven Bosscher <stevenb@suse.de>
451 PR tree-optimization/23049
452 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
453 of a COND_EXPR is folded before calling fold on the whole rhs of a
454 conditional assignment.
455 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
456 document that a COND_EXPR may appear there.
458 2005-10-03 Diego Novillo <dnovillo@redhat.com>
461 * tree-vrp.c (extract_range_from_assert): If the new numeric
462 range created out of the assertion contradicts the existing
463 numeric range of the ASSERT_EXPR variable, make the new range
466 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
468 * config/sh/sh.c (sh_register_move_cost): Add case for moving
469 from T_REGS to FP register class.
471 2005-10-03 Richard Henderson <rth@redhat.com>
474 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
475 before creating a new one.
477 2005-10-03 David Edelsohn <edelsohn@gnu.org>
479 * config/rs6000/t-aix43 (LDFLAGS): New.
480 * config/rs6000/t-aix52 (LDFLAGS): New.
482 2005-10-03 Ian Lance Taylor <ian@airs.com>
484 * gimplify.c (find_single_pointer_decl_1): New static function.
485 (find_single_pointer_decl): New static function.
486 (internal_get_tmp_var): For a formal variable, set restrict base
487 information if appropriate.
488 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
490 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
491 (DECL_GET_RESTRICT_BASE): Define.
492 (SET_DECL_RESTRICT_BASE): Define.
493 (decl_restrict_base_lookup): Declare.
494 (decl_restrict_base_insert): Declare.
495 (struct tree_decl_with_vis): Add based_on_restrict_p field.
496 * tree.c (restrict_base_for_decl): New static variable.
497 (init_ttree): Initialize restrict_base_for_decl.
498 (copy_node_stat): Copy restrict base information.
499 (decl_restrict_base_lookup): New function.
500 (decl_restrict_base_insert): New function.
501 (print_restrict_base_statistics): New static function.
502 (dump_tree_statistics): Call print_restrict_base_statistics.
504 2005-10-02 Diego Novillo <dnovillo@redhat.com>
507 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
510 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
513 * c-typeck.c (tagged_tu_seen): Rename to ...
514 (tagged_tu_seen_cache): this and add val field.
515 (comptypes): Move functional to comptypes_internal
516 and free tagged_tu_seen.
517 (comptypes_internal): New function and call comptypes_internal
518 instead of comptypes. Speed up by sibcalling
519 tagged_types_tu_compatible_p.
520 (alloc_tagged_tu_seen): New function
521 (free_all_tagged_tu_seen_up_to): New function.
522 (tagged_types_tu_compatible_p): Return the val of the seen two
524 Add that the two types are the same to tagged_tu_seen_base
525 if they are and call comptypes_internal instead of comptypes.
526 <case UNION_TYPE>: Speed up common type where the fields are
528 (function_types_compatible_p): Call comptypes_internal instead of
530 (type_lists_compatible_p): Likewise.
531 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
533 2005-10-02 Matthias Klose <doko@debian.org>
535 * doc/invoke.texi: Fix typo and speling error.
537 2005-10-01 Richard Henderson <rth@redhat.com>
539 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
541 2005-10-01 Mark Mitchell <mark@codesourcery.com>
543 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
544 using --start-group and --end-group.
546 2005-10-01 Diego Novillo <dnovillo@redhat.com>
548 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
549 FIXME note regarding quirky semantics.
551 2005-10-01 Diego Novillo <dnovillo@redhat.com>
554 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
555 non-null range as a last resort.
557 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
558 Diego Novillo <dnovillo@redhat.com>
561 * tree-vrp.c (extract_range_from_assert): For !=
562 assertions, only build an anti-range if LIMIT is a
565 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
567 * arm.md (movqi): On thumb when optimizing, handle loading from
568 memory by describing this as taking a subreg of a zero-extended load
569 into an SImode register.
572 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
574 * reload1.c (merge_assigned_reloads): Do not change any
575 RELOAD_FOR_OUTPUT_ADDRESS reloads.
577 2005-09-30 Geoffrey Keating <geoffk@apple.com>
579 * Makefile.in (LIPO_FOR_TARGET): Define.
580 (STRIP_FOR_TARGET): Define.
582 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
583 before creating new ones. Do symlinks before creating the actual
586 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
587 to work out which multilibs are actually being built.
589 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
591 * tree-vect-transform.c, config/ms1/ms1.md,
592 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
593 Follow spelling conventions.
594 * doc/invoke.texi, doc/md.texi: Fix typos.
596 2005-09-30 Andrew Macleod <amacleod@redat.com>
598 PR tree-optimization/21430
599 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
600 use operands, and set stmt pointer if need be.
601 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
602 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
605 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
608 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
610 2005-09-29 Mark Mitchell <mark@codesourcery.com>
612 * optabs.c (expand_binop): Initialize first_pass_p.
614 2005-09-29 Jakub Jelinek <jakub@redhat.com>
617 * c-decl.c (c_write_global_declarations_1): If any
618 wrapup_global_declaration_2 call returned true, restart the loop.
620 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
622 Fix PR tree-optimization/24117
623 * tree-ssa-structalias.c (find_func_aliases): Strip nops
624 before considering whether to use anyoffset.
626 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
630 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
632 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
634 (swap_commutative_operands_with_target): New.
636 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
639 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
642 2005-09-29 Steven Bosscher <stevenb@suse.de>
644 PR tree-optimization/23911
645 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
646 and IMAGPART_EXPR too.
648 2005-09-28 Mark Mitchell <mark@codesourcery.com>
651 * expmed.c (expand_shift): Move logic to reverse rotation
652 direction when rotating by constants ...
653 * optabs.c (expand_binop): ... here.
654 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
655 (ix86_rotrdi3): New pattern.
656 (rotldi3): Handle 32-bit mode.
657 (ix86_rotldi3): New pattern.
659 2005-09-29 Alan Modra <amodra@bigpond.net.au>
662 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
663 check for numbers that need no bit twiddle.
665 2005-09-28 Geoffrey Keating <geoffk@apple.com>
667 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
668 multilib to be built.
670 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
671 (stage1-start): Delete old libgcc and libunwind before moving
672 anything into the stage directory.
673 (stage2-start): Likewise.
674 (stage3-start): Likewise.
675 (stage4-start): Likewise.
676 (stageprofile-start): Likewise.
677 (stagefeedback-start): Likewise.
678 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
679 header in tm_file and CPU-specific t-darwin in tmake_file.
680 (i[34567]86-*-darwin*): Don't change tm_file.
681 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
682 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
683 shared library stub for target OS version.
684 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
685 (SHLIB_LINK): Don't make SHLIB_SOLINK.
686 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
687 (libgcc_s.%.dylib): New.
689 (install-darwin-libgcc-stubs): New.
690 (INSTALL_LIBGCC): New append.
691 * config/i386/darwin-libgcc.10.4.ver: New.
692 * config/i386/darwin-libgcc.10.5.ver: New.
693 * config/i386/t-darwin: New.
694 * config/rs6000/darwin-libgcc.10.4.ver: New.
695 * config/rs6000/darwin-libgcc.10.5.ver: New.
696 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
697 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
699 2005-09-28 Paul Brook <paul@codesourcery.com>
701 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
704 2005-09-28 Richard Guenther <rguenther@suse.de>
706 PR tree-optimization/23853
707 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
708 host_integerp to verify misalignment value.
710 2005-09-28 Richard Henderson <rth@redhat.com>
712 * builtins.c (get_builtin_sync_mode): New.
713 (expand_builtin_sync_operation): Pass in mode argument.
714 (expand_builtin_compare_and_swap): Likewise.
715 (expand_builtin_lock_test_and_set): Likewise.
716 (expand_builtin_lock_release): Likewise.
717 (expand_builtin): Update to match.
719 2005-09-28 Nick Clifton <nickc@redhat.com>
721 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
722 formatting. Add check to PLUS case to ensure that the offset is
723 within an acceptable range.
725 * config/v850/v850.md (casesi): Disable the generation of the
726 switch pattern as it is not being handled properly at the moment.
728 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
729 for when the high words are identical.
731 2005-09-27 Richard Henderson <rth@redhat.com>
733 * pretty-print.c (pp_base_format): Fix typo for %>.
735 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
736 Devang Patel <dpatel@apple.com>
738 PR tree-optimization/23625
739 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
740 LABEL_EXPR, assertion check.
742 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
744 * optabs.c (no_conflict_move_test): Check if a result of a
745 to-be-moved insn would be clobbered by an originally
748 2005-09-27 Jeff Law <law@redhat.com>
750 * passes.c (init_optimization_passes): Replace copy propagation
751 passes immediately after DOM with phi-only copy propagation
752 pases. Add phi-only copy propagation pass after first DOM pass.
753 * tree-pass.h (pass_phi_only_copy_prop): Declare.
754 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
755 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
756 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
757 to init_copy_prop. Callers updated.
758 (do_phi_only_copy_prop): New function.
759 (pass_phi_only_copy_prop): New pass descriptor.
761 2005-09-27 Nick Clifton <nickc@redhat.com>
763 * libgcc2.c (__popcount_tab): Remove redundant prototype.
765 2005-09-26 Jason Merrill <jason@redhat.com>
768 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
770 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
772 2005-09-26 James E Wilson <wilson@specifix.com>
774 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
775 copyright. Add gcc copyright plus libgcc exception.
776 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
778 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
780 2005-09-26 Jeff Law <law@redhat.com>
782 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
783 about when to iterate.
785 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
788 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
789 for __complex__ double in -mcpu=G5 mode.
791 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
793 PR tree-optimization/23942
794 * Makefile.in (SCEV_H): Depends on PARAMS_H.
795 * tree-scalar-evolution.c: Include params.h.
797 (follow_ssa_edge, follow_ssa_edge_in_rhs,
798 follow_ssa_edge_in_condition_phi_branch,
799 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
800 Change return type to t_bool. Use a parameter to limit the size of
801 trees that are walked before stopping
802 (analyze_evolution_in_loop): Initialize the limit to 0.
803 (follow_ssa_edge): Give up by returning t_dont_know if the limit
804 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
806 2005-09-26 Uros Bizjak <uros@kss-loka.si>
809 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
810 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
812 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
814 * combine.c (make_extraction): Check for valid use of subreg.
816 2005-09-26 Uros Bizjak <uros@kss-loka.si>
819 * config/i386/i386.md ("*fistdi2_1"): New pattern.
820 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
821 ("fist<mode>2_with_temp"): Use only register operands.
823 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
825 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
826 CALL_INSN_FUNCTION_USAGE.
828 2005-09-26 Richard Guenther <rguenther@suse.de>
831 * gcse.c: Include hashtab.h, define ldst entry hashtable.
832 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
833 (ldst_entry): Use the hashtable instead of list-walking.
834 (find_rtx_in_ldst): Likewise.
835 (free_ldst_entry): Free the hashtable.
836 (compute_ld_motion_mems): Create the hashtable.
837 (trim_ld_motion_mems): Remove entry from hashtable if
838 removing it from list.
839 (compute_store_table): Likewise^2.
840 (store_motion): Free hashtable in case we did not see
843 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
845 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
846 and arg1 if we are passing them to fold_build2.
848 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
851 * config/i386/i386.c (ix86_function_regparm): Fix the test for
854 2005-09-25 Richard Henderson <rth@redhat.com>
856 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
857 SYMBOL_REF_TLS_MODEL to be correct.
859 2005-09-24 Richard Henderson <rth@redhat.com>
861 * ipa-type-escape.c (discover_unique_type): Remove dead code at
862 end of function. Reindent.
864 2005-09-24 Ian Lance Taylor <ian@airs.com>
866 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
867 NEGATE_EXPR/BIT_NOT_EXPR case.
869 2005-09-24 Richard Henderson <rth@redhat.com>
871 * c-common.c (handle_mode_attribute): When not modifying in place,
872 create subtypes for enumerations.
873 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
874 * gimplify.c (create_tmp_from_val): Likewise.
876 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
878 * config/i386/i386.md (*tls_global_dynamic_64,
879 *tls_local_dynamic_base_64): Add missing mode to call.
880 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
882 2005-09-24 Jan Hubicka <jh@suse.cz>
884 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
885 (cgraph_clone_node): Likewise.
886 * cgraph.h (cgraph_clone_edge): Update prototype.
887 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
888 duplicated prototypes; add updating argument.
889 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
890 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
892 (cgraph_mark_inline_edge): Likewise.
893 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
894 (cgraph_flatten_node): Likewise.
895 (cgraph_decide_recursive_inlining): Likewise.
896 (cgraph_decide_inlining_of_small_function): Likewise.
897 * tree-optimize.c (tree_rest_of_compilation): Likewise.
899 2005-09-23 David Edelsohn <edelsohn@gnu.org>
900 Pete Steinmetz <steinmtz@us.ibm.com>
902 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
903 (rldic.): Set type to "compare".
905 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
906 mfjmpr for MFCTR/MFLR.
907 (movdf_hardfloat64): Same.
908 (movdf_softfloat64): Same. Correct order of store and move types.
909 (movti_string): Set type to store_ux/load_ux.
910 (load_multiple): Set type to load_ux.
911 (store_multiple): Set type to store_ux.
912 (movmemsi): Set type to store_ux.
913 (output_cbranch direct_return): Set type to jmpreg.
914 (stmw): Set type to store_ux.
915 (lmw): Set type to load_ux.
916 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
917 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
918 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
919 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
920 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
921 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
922 (rios1-fpstore): Increase latency to 3.
923 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
924 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
926 2005-09-23 David Edelsohn <edelsohn@gnu.org>
927 Andrew Pinski <pinskia@physics.uc.edu>
929 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
930 operand2 constraint to "b".
931 (sync_<fetchop_name>di_internal): Same.
932 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
934 (sync_old_<fetchop_name>di_internal): Same.
935 (sync_new_<fetchop_name>si_internal): Same.
936 (sync_new_<fetchop_name>di_internal): Same.
938 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
941 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
942 case, define as macros.
944 PR rtl-optimization/23837
945 * optabs.c (no_conflict_move_test): Don't set must_stay for a
946 clobber / clobber match between dest and p->first.
948 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
949 (no_conflict_move_test): Update comments.
951 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
953 * doc/install.texi: Update URL for Jacks.
954 * doc/sourcebuild.texi: Likewise.
956 2005-09-22 David Edelsohn <edelsohn@gnu.org>
959 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
960 registers when choosing register preferences.
961 (movdf_hardfloat64): Same.
963 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
965 * expmed.c (expand_shift): Don't use the target of the rotate as
966 target for the first expanded shift insn.
967 * testsuite/gcc.dg/20050922-1.c: Testcase added.
969 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
971 PR tree-optimization/22438
972 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
973 preserved iv rhs rewriting specially.
975 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
977 * tree-data-ref.c (analyze_array_indexes): Only estimate when
978 estimate_only is true.
979 * tree-flow.h (ref_contains_indirect_ref): New prototype.
980 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
981 tree-ssa-structalias.c
982 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
983 ref_contains_indirect_ref.
984 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
986 2005-09-21 DJ Delorie <dj@redhat.com>
988 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
990 (mn10300_return_in_memory): Support variable size types also.
991 (mn10300_pass_by_reference): Likewise.
992 (mn10300_function_value): New.
993 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
994 (FUNCTION_OUTGOING_VALUE): Likewise.
995 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
996 * doc/invoke.texi: Document it.
998 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1001 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1002 force integer op1 into register for XFmode compares.
1004 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1007 * expmed.c (alg_code): Add alg_impossible.
1008 (alg_hash_entry): Add cost.
1009 (synth_mult): Record alg_impossible in the hash table if
1010 multiplication by a given integer is impossble within the
1011 limit. Speed up using alg_impossible.
1013 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1015 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1016 argument. Allow and set any offset if needs_anyoffset is passed
1018 (get_constraint_for): Add argument here too.
1020 (do_structure_copy): Pass NULL to get_constraint_for.
1021 (handle_ptr_arith): Ditto.
1022 (find_func_aliases): Ditto.
1024 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1026 PR rtl-optimization/23898
1027 * output.h (get_attr_min_length): Declare.
1028 * final.c (get_attr_length_1): New function, broken out of:
1030 (get_attr_min_length): New function.
1031 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1032 (duplicate_computed_gotos): Likewise.
1033 * genattr.c (insn_min_length): Generate declaration.
1034 * genattrtab.c (min_fn, min_attr_value): New functions.
1035 (make_length_attrs): Generate insn_min_length.
1037 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1039 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1041 2005-09-20 Richard Henderson <rth@redhat.com>
1043 PR tree-optimization/24059
1044 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1047 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1049 * c.opt (fextended-identifiers): New.
1050 * c-opts.c (c_common_handle_option): Handle
1051 -fextended-identifiers.
1052 * doc/cpp.texi: Update documentation of extended identifiers.
1053 * doc/cppopts.texi (-fextended-identifiers): Document.
1055 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1057 PR tree-optimization/23929
1058 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1061 PR tree-optimization/23818
1062 * tree-stdarg.c (execute_optimize_stdarg): Call
1063 calculate_dominance_info.
1065 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1067 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1068 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1069 (compute_overlap_steps_for_affine_1_2): Use
1070 get_number_of_iters_for_loop.
1071 (analyze_subscript_affine_affine): Check whether difference is
1073 Use get_number_of_iters_for_loop.
1074 Check whether overlap occurs outside of bounds.
1075 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1077 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1079 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1080 base register if possible.
1082 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1084 PR tree-optimization/18463
1085 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1086 converting it directly is not possible.
1087 (chrec_convert_aggressive): New function.
1088 * tree-chrec.h (chrec_convert_aggressive): Declare.
1089 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1090 Fold chrec conversions aggressively if asked to.
1091 (instantiate_parameters): Modified because of changes in
1092 instantiate_parameters_1.
1094 2005-09-19 Richard Henderson <rth@redhat.com>
1096 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1097 (reduc_splus_v2df): New.
1099 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1101 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1102 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1104 2005-09-19 Richard Henderson <rth@redhat.com>
1106 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1109 2005-09-19 Richard Henderson <rth@redhat.com>
1111 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1112 (ia64_expand_dot_prod_v8qi): New.
1113 * config/ia64/ia64-protos.h: Update.
1114 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1115 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1116 sdot_prodv8qi, sdot_prodv4hi): New.
1117 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1119 2005-09-19 Richard Henderson <rth@redhat.com>
1122 * real.c (exact_real_truncate): Return false if the format cannot
1123 represent the number as a normal.
1125 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1126 for a memory source.
1128 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1130 * tree-ssa-operands.c (swap_tree_operands): Export.
1131 * tree.h (swap_tree_operands): Declare.
1132 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1133 Call swap_tree_operands.
1135 2005-09-19 Richard Henderson <rth@redhat.com>
1137 * tree-flow.h (merge_alias_info): Declare.
1138 * tree-ssa-copy.c (merge_alias_info): Export.
1139 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1140 (vect_create_data_ref_ptr): Use create_iv directly.
1141 (vectorizable_load): Use correct types for integer constants.
1142 (vect_generate_tmps_on_preheader): Likewise.
1143 (vect_gen_niters_for_prolog_loop): Likewise.
1145 2005-09-19 Steven Bosscher <stevenb@suse.de>
1147 PR rtl-optimization/23943
1148 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1150 2005-09-18 Jan Hubicka <jh@suse.cz>
1152 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1154 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1156 * varasm.c (output_constant): Do not abort on conversions to union
1157 types between different sizes.
1159 2005-09-18 Richard Guenther <rguenther@suse.de>
1162 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1165 2005-09-18 Paul Brook <paul@codesourcery.com>
1167 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1169 2005-09-17 Richard Henderson <rth@redhat.com>
1171 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1172 * tree-ssa-loop.c (pass_vect_dce): Remove.
1173 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1176 2005-09-17 Richard Henderson <rth@redhat.com>
1178 * tree-pass.h (pass_vect_dce): Declare.
1179 * passes.c (init_optimization_passes): Add it.
1180 * tree-flow.h (tree_ssa_dce): Declare.
1181 * tree-ssa-dce.c (tree_ssa_dce): Export.
1182 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1183 (gate_tree_vectorize): ... here.
1184 (pass_vect_dce): New.
1186 2005-09-17 Jan Hubicka <jh@suse.cz>
1188 * except.c (struct eh_status): Turn region_array into vec.
1189 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1190 convert_from_eh_region_ranges, find_exception_handler_labels,
1191 current_function_has_exception_handlers, assign_filter_values,
1192 build_post_landing_pads, dw2_build_landing_pads,
1193 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1194 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1195 foreach_reachable_handler, can_throw_internal_1,
1196 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1198 (duplicate_eh_region_1): Update region_array.
1199 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1201 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1204 * expmed.c (expand_mult): Substitute simple register for op0 when
1207 2005-09-17 Richard Henderson <rth@redhat.com>
1209 * expr.c (emit_move_via_integer): Add force argument, pass it on
1210 to emit_move_change_mode. Update callers.
1211 (emit_move_complex): Pass true to new force argument.
1212 * function.c (expand_function_end): Move expand_eh_return call
1213 earlier. Merge sub-word complex values into a pseudo before
1214 copying to the return hard register.
1216 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1218 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1219 between different sizes.
1221 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1225 * passes.c (init_optimization_passes): Register dump files for
1228 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1230 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1231 * config/s390/s390.c (s390_overlap_p): New function.
1232 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1233 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1236 2005-09-16 Richard Guenther <rguenther@suse.de>
1238 * ipa-pure-const.c (static_execute): Free auxiliar information.
1239 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1240 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1242 2005-09-15 DJ Delorie <dj@redhat.com>
1244 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1246 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1248 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1250 (swap_commutative_operands_with_target): New.
1252 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1254 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1257 (estimate_iters_using_array): New function.
1258 * tree-data-ref.h (estimate_iters_using_array): Prototype
1259 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1260 Use estimate_iters_using_array instead of analyze_array.
1262 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1264 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1267 2005-09-15 Michael Matz <matz@suse.de>
1269 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1271 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1273 PR tree-optimization/23835
1274 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1275 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1277 2005-09-14 Richard Henderson <rth@redhat.com>
1279 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1280 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1282 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1284 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1285 in the ARRAY_TYPE case.
1287 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1289 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1291 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1294 * tree-vect-transform.c (vectorizable_operation): Return false for
1295 scalar shift operations and for vector shift operations with
1296 non-invariant shift arguments. Use scalar tree operand op1 as
1297 a shift operand when vector shift insn pattern uses scalar shift
1299 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1301 2005-09-14 Olivier Hainque <hainque@adacore.com>
1303 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1304 value if it has side-effects.
1306 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1309 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1311 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1313 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1314 passed as NAME as if it were label at start of function code.
1316 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1318 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1321 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1323 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1324 as early clobber. Rewrite so the PIC register is not implicitly used.
1326 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1328 * tree.c (annotate_with_file_line): Compare line numbers before
1331 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1334 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1335 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1337 2005-09-13 Ian Lance Taylor <ian@airs.com>
1339 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1340 than a HOST_WIDEST_INT to gen_doloop_begin.
1342 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1344 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1346 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1348 PR tree-optimize/23817
1349 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1351 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1354 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1355 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1356 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1357 (restore_stack_nonlocal): Likewise.
1358 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1360 2005-09-12 Ian Lance Taylor <ian@airs.com>
1363 * c.opt (ffriend-injection): New C++ option.
1364 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1365 (C++ Dialect Options): Document -ffriend-injection.
1367 2005-09-12 Josh Conner <jconner@apple.com>
1370 * ipa-reference.c (static_execute): Don't mark variables in
1371 named sections TREE_READONLY.
1373 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1375 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1378 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1380 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1381 V_MUST_DEF instead of just the first_use_p.
1382 Don't mark the virtual variables for renaming on the statement which
1384 (pass_dse): Remove TODO_update_ssa.
1386 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1389 * stor-layout.c (compute_record_mode): For records with a single
1390 field, actually check the field's mode size against the type size.
1392 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1393 registers for TARGET_SHMEDIA.
1394 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1395 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1396 of GENERAL_REGS and FP_REGS.
1398 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1400 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1402 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1404 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1405 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1406 are omitted. Exclude stack_tie insn too.
1408 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1410 PR rtl-optimization/23098
1411 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1413 * config/rs6000/rs6000.md (movdf splitter): Use
1414 const_double_operand predicate for TARGET_POWERPC64.
1415 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1416 SYMBOL_REF method to ABI_V4.
1418 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1419 replace_equiv_address.
1420 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1421 rs6000_sr_alias_set and MEM_NOTRAP.
1422 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1424 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1426 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1427 handle CALL_EXPR again.
1429 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1431 * arm/predicates.md (alignable_memory_operand): Delete.
1433 2005-09-10 Richard Henderson <rth@redhat.com>
1436 * dbxout.c (dbxout_expand_expr): New.
1437 (dbxout_symbol): Use it.
1439 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1441 * arm.c (arm_gen_rotated_half_load): Delete.
1442 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1443 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1444 (thumb_set_return_address): Likewise.
1445 (thumb_load_double_from_address): Use adjust_address.
1446 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1447 (extendhsisi2_mem, movhi_bytes): Use change_address.
1448 (movhi): Use widen_memory_access.
1449 (reload_out_df): Use replace_equiv_address.
1450 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1452 2005-09-09 Richard Henderson <rth@redhat.com>
1455 * dbxout.c: Include expr.h.
1456 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1457 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1458 * Makefile.in (dbxout.o): Add EXPR_H.
1460 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1462 PR tree-optimization/23509
1463 * tree-cfg.c (replace_uses_by): Use replace_exp.
1464 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1465 pointers have name_mem_tag or type_mem_tag set.
1467 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1469 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1470 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1471 of wrongly accessing operands.
1473 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1475 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1476 * tree-chrec.c: Include tree-scalar-evolution.h.
1477 (chrec_convert): Instantiate the base and step before calling
1478 scev_probably_wraps_p that would fail on parametric evolutions.
1479 Collect all the fails into a single section failed_to_convert,
1480 print a diagnostic, and return chrec_dont_know instead of calling
1482 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1483 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1485 (scev_const_prop): Don't replace the definition of a loop closed ssa
1486 phi node by itself, or by another loop closed ssa phi node.
1487 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1488 that base and step are defined.
1490 2005-09-09 Richard Guenther <rguenther@suse.de>
1493 * fold-const.c (fold_ternary): Check truth_value_p before
1494 calling invert_truthvalue.
1496 2005-09-09 Nick Clifton <nickc@redhat.com>
1498 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1499 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1500 dimension of these arrays.
1501 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1503 * longlong.h: Only provide a prototype for the __clz_tab[] array
1504 if this header has not been included from libgcc2.h.
1505 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1507 Provide prototypes for exported functions.
1508 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1511 2005-09-08 Josh Conner <jconner@apple.com>
1515 * expr.c (expand_expr_addr_expr_1): Don't invoke
1516 expand_simple_binop for EXPAND_INITIALIZER.
1518 2005-09-08 Richard Henderson <rth@redhat.com>
1521 * toplev.c (wrapup_global_declaration_1): Split out ...
1522 (wrapup_global_declaration_2): ... from ...
1523 (wrapup_global_declarations): ... here. Return bool.
1524 (check_global_declaration_1): Split out ...
1525 (check_global_declarations): from here.
1526 (emit_debug_global_declarations): New.
1527 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1528 check_global_declaration_1, emit_debug_global_declarations): Declare.
1529 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1530 of decls. Call wrapup_global_declaration_1,
1531 wrapup_global_declaration_2, check_global_declaration_1 directly.
1532 (c_write_global_declarations_2): New.
1534 (c_write_global_declarations): Call c_write_global_declarations_2.
1535 * langhooks.c (write_global_declarations): Call
1536 emit_debug_global_declarations.
1538 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1539 remove decls that have DECL_RTL_SET_P.
1540 * passes.c (rest_of_decl_compilation): Invoke
1541 cgraph_varpool_finalize_decl for all but functions.
1543 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1545 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1546 the result of a conversion if the new min and max cannot be compared.
1548 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1550 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1551 (override_options): Setting s390_sr_alias_set removed.
1552 (save_fpr, save_gprs): Set alias set to vararg or frame.
1553 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1554 s390_sr_alias_set with get_frame_alias_set ().
1555 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1556 get_varargs_alias_set ().
1558 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1562 * c-parser.c (c_parser_objc_method_definition): If the next
1563 token is not "{", error out and don't start the function.
1565 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1567 * tree-vrp.c (extract_range_from_expr): Move the check for non
1568 nullness after the check for gimple invariant.
1570 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1572 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1574 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1577 * config/m32r.md (movmemsi_internal): Canonicalize order of
1578 operands in PLUS component of template.
1580 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1582 * reload1.c (fixup_eh_region_note): Remove assertion.
1583 (fixup_abnormal_edges): Reverted removal of call to
1584 find_many_sub_basic_blocks made on 2005-08-31.
1586 2005-09-07 Richard Henderson <rth@redhat.com>
1588 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1589 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1590 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1591 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1592 rearrange for better packing.
1593 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1594 (lookup_cfa_1): Remove inline marker.
1595 (cfa_equal_p): Split out of ...
1596 (def_cfa_1): ... here. Use INVALID_REGNUM.
1597 (build_cfa_loc): Handle !cfa->indirect.
1598 (frame_pointer_cfa_offset): New.
1599 (dbx_reg_number): Assert register elimination performed; do
1600 leaf register remapping.
1601 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1602 (eliminate_reg_to_offset): New.
1603 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1604 for verifiably local stack frame addresses; re-base to CFA.
1605 (mem_loc_descriptor): Remove can_use_fbreg argument.
1606 (concat_loc_descriptor, loc_descriptor): Likewise.
1607 (containing_function_has_frame_base): Remove.
1608 (rtl_for_decl_location): Don't do register elimination or
1609 leaf register remapping here.
1610 (secname_for_decl): Split out from ..
1611 (add_location_or_const_value_attribute): ... here.
1612 (convert_cfa_to_loc_list): New.
1613 (compute_frame_pointer_to_cfa_displacement): New.
1614 (gen_subprogram_die): Use them.
1615 * tree.h (frame_base_decl): Remove.
1616 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1617 (prologue_stack_adjust): Remove.
1618 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1619 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1620 (set_frame_base_location): Remove.
1621 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1622 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1623 (vt_add_function_parameters): Don't eliminate_regs.
1624 (vt_initialize): Don't create frame_base_decl.
1626 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1628 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1629 version of GNU binutils for 4.x and later.
1631 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1633 * ggc-page.c (ggc_push_context): Remove.
1634 (ggc_pop_context): Likewise.
1635 * ggc.h (ggc_push_context): Remove.
1636 (ggc_pop_context): Likewise.
1638 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1641 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1642 returning from an interrupt handler.
1644 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1647 * config/arc/arc.c (output_shift): Add check for loop count when
1650 2005-09-06 Steven Bosscher <stevenb@suse.de>
1652 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1654 (abs_replacement): Likewise.
1655 (pass_phiopt): Remove TODO_update_ssa.
1657 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1660 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1661 if "return with no value, in function returning non-void" warning
1663 * tree-cfg.c (execute_warn_function_return): Don't look at
1664 RETURN_EXPRs with TREE_NO_WARNING set.
1667 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1668 for internal functions doesn't use registers used by global registers
1669 variables. Use fewer register parameters if there are global register
1672 2005-09-06 Olivier Hainque <hainque@adacore.com>
1673 Eric Botcazou <ebotcazou@adacore.com>
1676 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1677 when we would be extracting outside its bit span (bitpos+bitsize
1678 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1679 Ada unchecked conversions.
1681 2005-09-06 Steven Bosscher <stevenb@suse.de>
1683 * tree-ssa-pre.c (try_look_through_load): New function.
1684 (compute_avail): Use it to try to look through loads for some
1685 more useful expressions.
1687 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1689 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1690 condition for detecting cases like (a&a) and (a^a).
1692 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1694 * common.opt: Add option ftree-vect-loop-version.
1695 * params.def: Add --param vect-max-version-checks.
1696 * doc/invoke.texi: Document ftree-vect-loop-version and
1697 --param vect-max-version-checks.
1698 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1699 may_misalign_stmts and defines for accessors.
1700 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1701 LOOP_VINFO_MAY_MISALIGN_STMTS.
1702 (destroy_loop_vec_info): VEC_free for
1703 LOOP_VINFO_MAY_MISALIGN_STMTS.
1704 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1705 Update documentation.
1706 (vect_update_misalignment_for_peel): New.
1707 (vect_enhance_data_refs_alignment): Update to choose loop
1708 peeling or loop versioning if appropriate for the (potentially)
1709 unaligned data references in the loop.
1710 (vect_analyze_data_refs_alignment): Remove call to
1711 vect_enhance_data_refs_alignment so the checks can be done
1713 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1714 and move up call to vect_analyze_data_refs_alignment.
1715 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1716 (vect_transform_loop): Add call to loop_version.
1718 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1720 PR rtl-optimization/23098
1721 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1722 * simplify-rtx.c (constant_pool_reference_p): New function.
1723 * rtl.h (constant_pool_reference_p): New prototype.
1724 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1725 constant_pool_reference_p in condition and
1726 avoid_constant_pool_reference in preparation statements.
1728 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1730 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1731 STRICT_LOW_PART SETs.
1733 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1736 * except.c (sjlj_emit_function_enter): Find the function begin
1737 note even when it's not in first basic block.
1739 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1741 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1742 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1743 * aclocal.m4: Regenerate.
1745 2005-09-05 DJ Delorie <dj@redhat.com>
1747 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1750 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1752 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1753 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1754 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1755 Follow spelling conventions.
1756 * doc/invoke.texi: Follow spelling conventions.
1758 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1760 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1761 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1762 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1764 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1767 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1768 (output_stack_adjust): Use gen_tmp_stack_mem.
1769 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1770 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1771 (sh_get_pr_initial_val): Likewise.
1772 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1773 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1774 * sh.md (divsi_inv_m0): Use gen_const_mem.
1775 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1776 (movdf_i4+1): Use gen_tmp_stack_mem.
1777 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1778 (fpu_switch+2): Likewise.
1779 (movv4sf_i, movv16sf_i): Use adjust_address.
1780 (symGOT_load): Set MEM_NOTRAP_P bit.
1782 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1785 * pa.c (emit_move_sequence): Fix typo in last change.
1787 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1789 PR rtl-optimization/23454
1790 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1793 2005-09-03 Richard Henderson <rth@redhat.com>
1794 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1797 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1800 2005-09-02 Nicolas Pitre <nico@cam.org>
1802 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1803 to bit_count to 32 bits.
1805 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1808 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1809 generating synthetic loads from volatile lvalues.
1811 005-09-02 Nick Clifton <nickc@redhat.com>
1813 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1814 __ctzhi2, __clzhi2): New functions.
1816 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1819 * tree-nested.c (struct var_map_elt): Mark with GTY.
1820 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1822 (lookup_field_for_decl): Allocate new element in GC memory.
1823 (lookup_tramp_for_decl): Likewise.
1824 (convert_nl_goto_reference): Likewise
1825 (create_nesting_tree): Allocate info in GC memory. Likewise for
1827 (free_nesting_tree): Free with ggc_free instead of free.
1828 (root): New static variable.
1829 (lower_nested_functions): Remove root as local variable. And zero out
1830 root at the end of the function.
1832 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1834 PR rtl-optimization/20365
1835 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1836 to short. New member ix.
1837 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1838 (simplify_plus_minus): Initialize ix members before calling qsort.
1840 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1842 PR tree-optimization/23626
1843 * tree-cfg.c (replace_uses_by): Clean up eh info.
1845 2005-09-01 DJ Delorie <dj@redhat.com>
1847 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1850 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1852 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1853 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1856 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1858 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
1859 do not issue warning for a variable definition following
1862 2005-09-01 Richard Henderson <rth@redhat.com>
1865 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
1866 conversion to CONST_VECTOR.
1868 2005-09-01 Richard Henderson <rth@redhat.com>
1871 * reload1.c (reload_as_needed): Check !CALL_P before calling
1872 fixup_eh_region_note.
1873 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1875 2005-09-01 DJ Delorie <dj@redhat.com>
1877 * varasm.c (output_constant): Let the target resolve
1878 conversions of addresses to non-default pointer sizes.
1880 2005-09-01 Nicolas Pitre <nico@cam.org>
1882 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1883 to alow matching ARM pre-indexed addressing mode.
1884 (arm_override_options): Remove now irrelevant comment.
1886 2005-09-01 Phil Edwards <phil@codesourcery.com>
1888 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
1889 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
1890 * config/i386/vxworks.h: Likewise.
1891 * config/i386/t-vxworksae: New file, for VxWorks AE.
1892 * config/i386/vxworksae.h: Likewise.
1894 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
1896 PR tree-optimization/23410
1897 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1898 sequence is not wrapping during the first step.
1900 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1903 * dwarf2out.c (base_type_die): Compare char_type_node with
1904 TYPE_MAIN_VARIANT (type), not type.
1906 2005-09-01 Richard Guenther <rguenther@suse.de>
1908 PR tree-optimization/15366
1909 * common.opt: Add -finline-functions-called-once.
1910 Put -fearly-inlining in alphabetically ordered place.
1911 * doc/invoke.texi: Document new option.
1912 * ipa-inline.c (cgraph_decide_inlining): Honour
1913 flag_inline_functions_called_once.
1915 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1917 PR rtl-optimization/23478
1918 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1919 (alloc_qty): Initialize it.
1920 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1921 (combine_regs): Combine also n_throwing_calls_crossed fields.
1922 (find_free_reg): Don't attempt to caller-save pseudos crossing
1923 calls that might throw.
1924 * global.c (struct allocno): Add throwing_calls_crossed field.
1925 (global_alloc): Revert 2005-08-22 change. Initialize
1926 throwing_calls_crossed.
1927 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1930 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1933 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1934 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1935 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1936 (and64_2_operand): Tweak to use predicate.
1937 (and_operand): Adjust for mask_operand changes.
1938 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1939 (print_operand): Likewise.
1940 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1941 (mask64_1or2_operand): Delete.
1942 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1943 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1944 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1945 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1946 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1947 (rotldi3_internal4): Likewise.
1948 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1949 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1950 (ashldi3_internal7): Likewise.
1951 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1952 (ashldi3_internal, ashldi3_internal9 split): Likewise.
1953 (anddi3 split): Don't match mask64_operand.
1954 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
1955 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
1956 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
1957 't' splitter predicate.
1958 (movdi_internal64 + 2): Revert 2005-06-11 change.
1960 2005-08-31 DJ Delorie <dj@redhat.com>
1962 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1963 (m32c_asm_integer): Add support for 32 bit pointers.
1965 2005-08-31 Richard Henderson <rth@redhat.com>
1967 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1968 component-like references for setting MEM_NOTRAP_P.
1970 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1971 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1973 2005-08-31 Richard Henderson <rth@redhat.com>
1975 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1976 into a pseudo before applying gen_lowpart.
1978 2005-08-31 Geoffrey Keating <geoffk@apple.com>
1980 * doc/install.texi (Specific): Update cctools version required
1981 for full functionality.
1982 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1983 linkers as -macosx_version_min.
1985 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
1988 * sh.c (print_operand, %R and %S): Add handling of floating point
1989 registers, memory, constants and invalid operands.
1991 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
1993 * ipa-pure-const.c: Change dump name.
1995 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1998 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1999 to "reg_or_0_operand".
2000 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2002 2005-08-31 Dale Johannesen <dalej@apple.com>
2004 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2005 loops that count down.
2007 2005-08-31 Richard Henderson <rth@redhat.com>
2010 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2011 (fixup_eh_region_note): New.
2012 (reload_as_needed): Call it.
2013 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2014 don't call find_many_sub_basic_blocks; call verify_flow_info.
2015 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2016 (keep_stack_depressed): Likewise.
2017 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2019 2005-08-31 Richard Henderson <rth@redhat.com>
2021 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2024 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2026 * expr.c (expand_expr_real_1): Compare size of address
2027 mode to target's address mode size in deciding expansion of
2028 the constant address.
2030 2005-08-31 Richard Guenther <rguenther@suse.de>
2033 * expr.c (all_zeros_p): New function.
2034 (expand_expr_real_1): Handle the case of an all-zero
2035 non-addressable constructor separately.
2037 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2039 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2040 arguments, adjust all callers.
2041 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2043 2005-08-30 Richard Henderson <rth@redhat.com>
2046 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2047 whenever the mode sizes match.
2049 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2051 * calls.c (load_register_parameters): Fix comment typo.
2052 * expr.c (emit_push_insn): Comment formatting.
2054 2005-08-30 Ian Lance Taylor <ian@airs.com>
2056 * config/i386/x-cygwin (host-cygwin): Change dependency from
2057 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2059 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2061 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2064 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2067 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2068 call to ggc_collect.
2070 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2073 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2074 beginning. Remove $(INCLUDES) from all the rules, if following
2075 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2077 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2080 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2081 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2082 not constant, but maxlen is, don't set len to maxlen, rather
2083 set maxlen to len if len is a constant.
2085 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2087 PR tree-optimization/23475
2088 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2091 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2093 Fix PR middle-end/22455
2095 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2096 Checksum only the parts of the tree that exist for the tree code.
2098 2005-08-28 Dale Johannesen <dalej@apple.com>
2100 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2102 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2104 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2106 2005-08-28 Richard Henderson <rth@redhat.com>
2108 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2109 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2112 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2115 * builtins.c (get_memory_rtx): Don't strip nops
2116 in between COMPONENT_REFs.
2118 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2121 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2123 (gimplify_modify_expr): Check for zero sized types and gimplify the
2124 rhs and lhs as statements.
2126 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2129 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2130 state for return address column of signal frames.
2132 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2135 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2136 bytes >= 2 not bytes == 2.
2137 (expand_block_move): Same.
2139 2005-08-27 Richard Guenther <rguenther@suse.de>
2142 * config/i386/sse.md (sse2_movsd): Add missing closing
2145 2005-08-27 Paul Brook <paul@codesourcery.com>
2147 * genrecog.c (enum decision_type): Add DT_num_insns.
2148 (struct decision_test): Add u.num_insns.
2149 (add_to_sequence): Add DT_num_insns test.
2150 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2151 (write_cond, debug_decision_2): Ditto.
2152 (change_state): Assume peep2_next_insn never fails.
2153 Remove "afterward" argument.
2154 (write afterward, write_tree): Update to match.
2155 * recog.c (peep2_current_count): New variable.
2156 (peep2_next_insn): Check it.
2157 (peephole2_optimize): Set peep2_current_count.
2158 * recog.h (peep2_current_count): Declare.
2160 2005-08-26 Josh Conner <jconner@apple.com>
2163 * ipa-pure-const.c (check_tree): Check for volatile-ness
2164 when considering a dereference.
2166 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2168 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2170 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2172 PR rtl-optimization/23561
2173 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2174 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2175 at most LEN bytes long memory fits into the field.
2176 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2177 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2178 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2180 2005-08-26 Richard Henderson <rth@redhat.com>
2183 * loop.c (biased_biv_may_wrap_p): New.
2184 (maybe_eliminate_biv_1): Use it to suppress non-equality
2185 comparison transformations. Delete disabled code.
2187 2005-08-26 Ian Lance Taylor <ian@airs.com>
2189 * combine.c (make_extraction): Avoid reference outside object.
2191 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2193 * stor-layout.c (finalize_type_size): Restore behaviour for
2194 non-aggregate types to the status quo ante of the patch for
2195 pr 23467. Document why it matters.
2197 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2200 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2201 array by one element, initialize the BT_LAST element with NULL.
2203 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2205 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2206 optimizing for size.
2208 (compare_plus_eqsi): Same.
2209 (plus_eqsi_compare): Same.
2210 (neg_eq0<mode>): Same.
2211 (neg_eq<mode>): Same.
2213 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2216 2005-08-26 Nick Clifton <nickc@redhat.com>
2218 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2219 TARGET_EP is not defined.
2220 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2221 TARGET_EP is enabled.
2222 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2223 * config/v850/v850.md (save_all_interrupt): Only use the EP
2224 register if TARGET_EP is defined.
2225 (restore_all_interrupt): Likewise.
2226 * config/v850/lib1funcs.asm: Update functions so that the EP
2227 register is only used if __EP__ is defined.
2229 2005-08-26 David Ung <davidu@mips.com>
2231 * config/mips/mips.c (mips_expand_prologue): Handle case when
2232 generating for MIPS16 and the outgoing argument area is more than
2233 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2236 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2238 * config/crx/crx.md: Make doloop_end pattern usage controllable
2239 via mloop-nesting=<max-nesting> command line switch. Make sure
2240 the combiner cannot use doloop_end_<mode> in an illegal way.
2241 * config/crx/crx.c: Use regs up to r6 for argument passing.
2242 Refine crx_address_cost (non cst4 displacements are expensive).
2243 * config/crx/crx.opt: Add switch for mloop-nesting=.
2245 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2247 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2248 (UNSPEC_MVST): New constant.
2250 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2252 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2253 Reject operands containing eliminable registers.
2254 * testsuite/gcc.dg/20050825-1.c: New testcase.
2256 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2257 Jan Hubicka <jh@suse.cz>
2259 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2261 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2263 PR tree-optimization/23546
2264 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2267 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2269 * params.def (PARAM_MIN_SPEC_PROB): New.
2270 * sched-rgn.c (MIN_PROBABILITY): Delete.
2271 (compute_trg_info): Convert to PARAM_VALUE.
2272 * doc/invoke.texi (param): Document min-spec-prob.
2274 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2276 * config/darwin.h: define __PIC__
2277 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2278 TARGET_OS_CPP_BUILTINS macro.
2280 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2282 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2285 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2287 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2289 * cfghooks.c (duplicate_block): Added position where to place
2290 new block as argument.
2291 * cfghooks.h (duplicate_block): Declaration changed.
2292 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2294 * cfglayout.h (copy_bbs): Declaration changed.
2295 * cfgloop.h (loop_version): Declaration changed.
2296 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2297 position to copy_bbs.
2298 (loop_version): Pass position to duplicate_loop_to_header_edge.
2299 Add place_after argument and position new blocks according to
2301 * modulo-sched.c (sms_schedule): Pass place_after argument
2303 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2304 * tree-cfg.c (split_edge_bb_loc): New function.
2305 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2306 to determine position of new blocks.
2307 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2309 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2310 argument to duplicate_block.
2311 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2312 Pass position to copy_bbs.
2314 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2316 * fold-const.c (ptr_difference_const): Use
2317 cst_and_fits_in_hwi instead of host_integerp.
2319 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2321 * config/darwin.c (gen_pic_offset): New.
2322 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2325 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2327 PR tree-optimization/23486
2328 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2330 2005-08-23 Phil Edwards <phil@codesourcery.com>
2332 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2333 remove use_collect2.
2334 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2336 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2337 configuration files to override the default value.
2339 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2340 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2341 * config/vx-common.h: New file, split out from...
2342 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2343 * config/vxworksae.h: New file, for VxWorks AE.
2344 * config/vxworks.opt: New file.
2345 * config/vxlib.c: Update for VxWorks 6.
2347 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2348 other MULTILIB_* variables appropriately.
2349 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2350 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2351 * config/rs6000/vxworks.h: Update for VxWorks 6.
2352 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2354 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2357 * config/darwin.c (machopic_select_section): Remove the hack to
2358 mark "::operator new" and "::operator delete" for coalescing
2359 even though they are not weak.
2361 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2363 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2364 * configure: Regenerate.
2366 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2369 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2371 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2372 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2375 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2377 * config/rs6000/predicates.md (equality_operator): New.
2378 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2379 comparison with a large constant.
2381 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2383 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2385 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2387 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2388 registers is even, and we have a hardware double precision fp,
2390 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2391 size of current argument when checking if argument was passed in
2394 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2397 * stor-layout.c (finalize_type_size): Dont override
2398 existing alignment with a smaller alignment from the mode.
2400 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2402 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2403 * lambda.h (lambda_vector_lexico_pos): ... here.
2404 * tree-data-ref.c (build_classic_dist_vector): Return false when
2405 the distance vector is lexicographically negative.
2407 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2409 PR tree-optimization/23511
2410 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2411 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2413 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2415 PR tree-optimization/22043
2416 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2417 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2418 If ALLOW_FLEXARR, handle types ending with flexible array member.
2419 Pass false as second argument to recursive count_type_elements calls.
2420 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2421 argument to count_type_elements call.
2422 * tree-sra.c (decide_block_copy): Likewise.
2423 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2424 for a constant-sized object, set cleared as well. Pass true as
2425 second argument to count_type_elements call.
2427 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2430 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2431 from legitimate_small_data_p, and make global. Update use.
2432 Remove forward declaration.
2433 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2435 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2437 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2439 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2440 of scratch intermediates.
2441 (eq<mode>_compare): Same.
2442 (neg_eq0<mode>): New.
2443 (neg_eq<mode>): Convert to define_insn_and_split.
2445 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2448 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2449 stdarg functions, set/clear the fp marker even when no variable
2451 * config/rs6000/sysv4.opt (mprototype): Describe.
2453 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2455 PR rtl-optimization/23478
2456 * regs.h (reg_info): Add throw_calls_crossed.
2457 (REG_N_THROWING_CALLS_CROSSED): Define.
2458 * flow.c (allocate_reg_life_data): Initialize
2459 REG_N_THROWING_CALLS_CROSSED.
2460 (propagate_one_insn, attempt_auto_inc): Update
2461 REG_N_THROWING_CALLS_CROSSED.
2462 * global.c (global_alloc): Don't allocate pseudos across
2463 calls that may throw.
2465 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2468 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2469 value is inbetween the range if we did not find an exact match.
2471 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2473 * doc/invoke.texi (Option Summary): Add ms1 options.
2474 * doc/extend.texi: Document interrupt handler attribute for ms1.
2475 * doc/md.texi: Document ms1 constraints.
2476 * config.gcc: Add ms1-*-elf.
2477 * config/ms1/ms1.h: New.
2478 * config/ms1/ms1.c: New.
2479 * config/ms1/ms1.md: New.
2480 * config/ms1/ms1-protos.h: New.
2481 * config/ms1/ABI.txt: New.
2482 * config/ms1/crti.asm: New.
2483 * config/ms1/crtn.asm: New.
2484 * config/ms1/lib2extra-funcs.c: New.
2485 * config/ms1/t-ms1: New.
2486 * config/ms1/ms1.opt: New.
2488 2005-08-22 Ira Rosen <irar@il.ibm.com>
2490 * config/rs6000/altivec.md (xorv4sf3): New.
2491 (negv4sf2, neg<mode>2): Likewise.
2493 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2496 * config/ia64/ia64.md (divsi3): Check divide by zero.
2497 (udivsi3): Likewise.
2499 (udivdi3): Likewise.
2501 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2503 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2504 up to elem_bitsize bits, not max_bitsize.
2506 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2508 PR tree-optimization/23433
2509 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2510 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2512 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2514 PR tree-optimization/23434
2515 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2516 the iteration bound is not an INTEGER_CST.
2518 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2520 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2521 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2522 NULL if need_epilog_adjust is false.
2523 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2524 Case 3 always peels first itration, not just for PLUS case, and no need
2525 to use scalar_initial_def here. Create an epilog adjustment only if
2526 scalar_initial_def is not NULL.
2528 (vectorizable_reduction): Remove assert.
2530 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2533 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2534 (__moddi3): Likewise.
2535 (__udivdi3): Likewise.
2536 (__umoddi3): Likewise.
2537 (__divsi3): Likewise.
2538 (__modsi3): Likewise.
2539 (__udivsi3): Likewise.
2540 (__umodsi3): Likewise.
2542 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2544 * tree-pass.h (TDF_GRAPH): Define.
2545 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2546 * passes.c (finish_optimization_passes): Only call
2547 finish_graph_dump_file if TDF_GRAPH is set.
2548 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2549 NULL. Set TDF_GRAPH bit.
2550 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2552 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2554 * arm.h (arm_stack_offsets): Add locals_base field.
2555 * arm.c (arm_get_frame_offsets): Compute it.
2556 (thumb_compute_initial_elimination offset): Make the Thumb frame
2557 pointer point to the base of the local variables.
2558 (thumb_expand_prologue): Update accordingly.
2559 (thumb_expand_epilogue): Likewise.
2561 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2562 mode of clobbered scratch to DImode. Handle a case that's known to
2565 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2567 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2568 (gt0<mode>_compare): Delete.
2569 (neg_gt0<mode>): Delete.
2571 2005-08-19 Eric Christopher <echristo@apple.com>
2573 * optabs.h: Change CTI_ to COI_.
2576 2005-08-19 James E Wilson <wilson@specifix.com>
2578 * builtins.c (expand_builtin_return_addr): Set
2579 current_function_accesses_prior_frames when count != 0. Use
2580 frame_pointer_rtx when count == 0.
2581 * function.h (struct function): Add accesses_prior_frames field.
2582 (current_function_accesses_prior_frames): Define.
2583 * reload1.c (init_elim_table): Check
2584 current_function_accesses_prior_frames.
2585 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2587 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2589 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2590 indicator. Return true if the flowgraph changed during
2593 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2596 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2597 conditional expression before testing its value.
2599 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2601 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2603 2005-08-19 Devang Patel <dpatel@apple.com>
2605 PR tree-optimization/23048
2606 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2607 third parameter. Check whether latch is dominated by exit
2609 (if_convertible_loop_p): Supply exit block itself to
2610 if_convertible_bb_p.
2612 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2615 * arm.md (arm_load_pic_register): Change argument to the mask of
2616 saved registers. Call thumb_find_work_register if we need a
2617 scratch register on Thumb.
2618 (arm_expand_prologue): Pass empty register set to
2619 arm_load_pic_register.
2620 (thumb_expand_prologue): Pass live_regs_mask directly to
2621 arm_load_pic_register.
2622 * arm-protos.h (arm_load_pic_register): Update prototype.
2624 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2626 * sh.c (find_sole_member): New function.
2627 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2628 if the record's alignment is larger than the size of its only member.
2630 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2633 * arm.c (thumb_legitimize_reload_address): New function.
2634 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2635 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2637 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2639 * config/crx/crx.c: Implement crx_decompose_address. Reject
2640 symbolic displacements since CRX register relative adressing
2641 mode can't handle unsigned 32-bit values as displacements.
2642 * config/crx/crx.h: Simplify definitions, remove redundant
2643 parenthesis and obsolete macros.
2644 * config/crx/crx.opt: Add new switch for debugging addresses.
2645 * config/crx/crx-protos.h: Add new declarations for above.
2647 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2650 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2653 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2655 * collect2.c (dup2): Delete.
2656 * configure.ac: Don't check for dup2.
2658 * config.in, configure: Regenerate.
2660 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2662 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2663 record with the type of its only member.
2665 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2667 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2668 define_insn_and_split.
2669 (plus_ltu<mode>_compare): Same.
2670 (gtu<mode>_compare): Same.
2671 (plus_gtu<mode>_compare): Same.
2673 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2675 PR tree-optimization/22228
2676 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2678 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2679 are recorded in vect_vnames_to_rename for renaming.
2680 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2681 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2682 in vect_vnames_to_rename.
2683 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2684 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2686 2005-08-18 Jan Hubicka <jh@suse.cz>
2689 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2690 info only for local statics, not for member variables.
2692 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2694 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2696 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2698 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2700 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2703 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2705 2005-08-17 James E Wilson <wilson@specifix.com>
2707 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2710 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2712 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2713 (leu<mode>_compare): Same.
2714 (plus_leu<mode>): Same.
2715 (neg_leu<mode>): Same.
2716 (and_neg_leu<mode): Same.
2717 (ltu<mode>_compare): Same.
2718 (plus_ltu<mode>): Same.
2720 (geu<mode>_compare): Same.
2721 (plus_geu<mode>): Same.
2722 (neg_geu<mode>): Same.
2723 (and_neg_geu<mode>): Same.
2724 (plus_gt<mode>): Same.
2725 (gtu<mode>_compare): Same.
2726 (plus_gtu<mode>): Same.
2728 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2730 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2731 Move call_table_data to end. Delete spurious .text.
2732 (callt_save_all_interrupt): Fix comment typo.
2734 2005-08-17 James E Wilson <wilson@specifix.com>
2735 Kevin Winchester <winchester@amirix.com>
2738 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2740 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2743 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2744 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2746 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2748 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2749 record with the type of its only member if the modes don't match.
2751 * varasm.c (decode_reg_name): Skip empty additional register names.
2753 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2755 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2756 lsm_tmp_name_length): New.
2757 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2758 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2760 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2761 Andreas Krebbel <krebbel1@de.ibm.com>
2763 * config.gcc: Added z9-109 switch.
2764 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2765 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2766 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2767 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2768 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2769 for "z9_109" cpu attribute.
2770 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2771 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2772 (s390_handle_arch_option): Added z9-109 switch.
2773 (override_options): Set respective cost function for z9-109.
2774 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2775 (legitimate_reload_constant_p): Accept extended immediates.
2776 (print_operand): Three new output modifiers added: k, m and o.
2777 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2778 (s390_output_mi_thunk): Use extended immediate when possible.
2779 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2780 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2781 (CONSTRAINT_LEN): Added length of O constraint.
2782 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2783 * config/s390/s390.md ("cpu"): New value z9_109 added.
2784 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2785 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2786 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2787 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2788 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2789 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2790 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2791 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2792 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2793 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2794 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2795 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2796 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2797 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2798 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2800 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2801 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2802 insns for TARGET_EXTIMM.
2804 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2806 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2808 2005-08-17 Nick Clifton <nickc@redhat.com>
2810 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2811 Call default_encode_section_info.
2813 2005-08-17 Steven Bosscher <stevenb@suse.de>
2815 PR tree-optimization/21574
2816 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2817 constant, return CONSTANT.
2818 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2819 (ccp_fold, visit_assignment): Likewise.
2820 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2822 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2824 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2825 fold_buildN instead of buildN then fold_initializer or fold.
2826 (build_unary_op): Likewise.
2827 (build_binary_op): Likewise.
2828 * fold-const.c (fold_initializer): Remove.
2829 (fold_build1_initializer): New function.
2830 (fold_build2_initializer): New function.
2831 (fold_build3_initializer): New function.
2832 * tree.h (fold_initializer): Remove.
2833 (fold_build1_initializer): New function.
2834 (fold_build2_initializer): New function.
2835 (fold_build3_initializer): New function.
2837 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2839 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2840 (try_move_mult_to_index): Call fold_build2 instead of build2.
2841 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2842 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2843 fold_binary_to_constant.
2844 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2846 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2847 check if A == gcd (A, B). Remove TYPE argument.
2848 (analyze_offset) Use fold_build2 instead of fold (build.
2849 (create_data_ref): Likewise.
2850 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2851 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2854 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
2856 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
2857 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2859 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
2862 * gimplify.c (zero_sized_type): New function.
2863 (gimplify_modify_expr_rhs): If we have a zero sized type,
2864 replace the statement with an empty statement.
2866 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
2868 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2871 2005-08-16 Ian Lance Taylor <ian@airs.com>
2873 * doc/tm.texi (Label Output): Correct typo.
2875 2005-08-16 Steven Bosscher <stevenb@suse.de>
2878 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2879 force_operand will work later on using have_insn_for.
2881 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2883 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2885 2005-08-16 Ian Lance Taylor <ian@airs.com>
2888 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2889 vector type, don't try to construct it element by element. Add an
2890 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2892 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2894 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2896 2005-08-16 Geoffrey Keating <geoffk@apple.com>
2898 * doc/invoke.texi (Precompiled Headers): Document some more options
2899 which are known to be safe.
2901 2005-08-16 James E Wilson <wilson@specifix.com>
2903 PR tree-optimization/21105
2904 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2905 TREE_OVERFLOW check.
2907 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2909 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2910 (neg_ltu<mode>): Same.
2912 (neg_gtu<mode>): Same.
2914 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2916 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2917 (fold_builtin_isdigit): Use fold_buildN.
2918 (build_function_call_expr): Likewise.
2919 * c-typeck.c (c_finish_loop): Likewise.
2921 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2922 Richard Shann <rshann@superh.com>
2924 PR middle-end/20396:
2925 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2927 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2929 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2931 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2934 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2935 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2938 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2941 * fold-const.c (build_range_check): Disable optimization for function
2942 pointer expressions on targets that require function pointer
2945 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2947 * simplify-rtx.c (simplify_const_relational_operation): When
2948 extracting arguments of a COMPARE, recompute the mode as well.
2950 2005-08-15 Ian Lance Taylor <ian@airs.com>
2952 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2954 2005-08-15 DJ Delorie <dj@redhat.com>
2956 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2958 (movsi_splittable): Allow, but split, moves to the stack.
2959 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2962 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2964 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2965 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2966 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2968 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2969 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2970 Delete HOST_PTR_PRINTF.
2972 * configure, config.in: Regenerate.
2974 2005-08-15 David Edelsohn <edelsohn@gnu.org>
2976 * config/rs6000/rs6000.md (QHSI): New mode macro.
2977 (wd): Extend mode attr for QImode and HImode
2978 (dbits): New mode attr.
2979 (zero_extend<mode>di2): Convert to mode macro.
2981 2005-08-15 Steve Ellcey <sje@cup.hp.com>
2984 * doc/invoke.texi (-mgnu-ld): Update description.
2987 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2990 * Makefile.in (tree-chrec.o): Depends on real.h.
2991 * tree-chrec.c: Include real.h.
2992 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2993 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2994 * tree-scalar-evolution.c (add_to_evolution_1,
2995 interpret_rhs_modify_expr): Ditto.
2997 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3000 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3001 step is negative compute the estimation from init downwards to zero.
3003 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3005 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3007 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3009 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3011 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3012 Accept double-word constants that can be split.
3013 * config/s390/s390.md ("movti"): Use 'P' constraint.
3014 ("*movdi_31", "*movdf_31"): Likewise.
3016 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3018 Fix PR tree-optimization/22615
3020 * tree-ssa-structalias.c (solution_set_add): Handle
3021 first_vi_for_offset returning NULL.
3022 (do_da_constraint): Ditto.
3023 (do_sd_constraint): Ditto.
3024 (do_ds_constraint): Ditto
3025 (find_func_aliases): Ditto.
3026 (build_constraint_graph): RHS is allowed be ANYTHING.
3027 (first_vi_for_offset): Return NULL if we couldn't find anything at
3030 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3032 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3033 over memory as first operand.
3035 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3038 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3039 available for setting it.
3041 2005-08-14 Ira Rosen <irar@il.ibm.com>
3043 PR tree-optimization/23320
3044 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3045 data-refs' types instead of base object nullness. Add check for
3046 pointer type data-refs before first location comparison. Remove
3049 2005-08-14 Andreas Schwab <schwab@suse.de>
3051 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3053 2005-08-13 James E Wilson <wilson@specifix.com>
3055 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3056 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3057 -fstack-protector-all, --param ssp-buffer-size): Document.
3058 (-Wvariadic-macros): Alphabetize.
3059 (-fsched-stalled-insns-dep): Add missing 'f'.
3061 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3064 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3066 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3067 or indirect address operand.
3068 (EXTRA_ADDRESS_CONSTRAINT): New.
3069 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3071 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3073 PR tree-optimization/22236
3074 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3075 successors and predecessors.
3076 * tree-chrec.c (chrec_convert): Before converting, check that
3077 sequences don't wrap.
3078 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3079 (analyze_array): Extern.
3080 (find_data_references_in_loop): Remove call to
3081 compute_estimated_nb_iterations.
3082 * tree-data-ref.h (analyze_array): Declared.
3083 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3084 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3085 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3086 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3088 * tree-ssa-loop-ivcanon.c: Fix documentation.
3089 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3090 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3091 (infer_loop_bounds_from_undefined): New.
3092 (estimate_numbers_of_iterations_loop): Use
3093 infer_loop_bounds_from_undefined.
3094 (used_in_pointer_arithmetic_p): New.
3095 (scev_probably_wraps_p): Pass an extra parameter. Call
3096 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3097 (convert_step): Fix documentation.
3098 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3099 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3100 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3101 scev_probably_wraps_p.
3103 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3105 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3106 (s390_register_info): Ignore clobbered_regs information for fixed
3107 registers, and only fixed registers.
3108 (s390_init_frame_layout): Remove redundant call.
3110 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3112 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3113 description of -Wold-style-casts.
3115 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3116 Jakub Jelinek <jakub@redhat.com>
3118 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3119 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3120 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3121 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3122 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3123 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3124 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3125 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3126 ("stack_protect_set", "stack_protect_test"): New expanders.
3127 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3128 "stack_protect_testdi"): New insn definitions.
3130 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3132 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3134 2005-08-12 Paul Brook <paul@codesourcery.com>
3136 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3138 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3140 * config/s390/predicates.md (setmem_operand): New predicate.
3141 (shift_count_operand): Accept ANDs with special constants as
3143 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3144 with special constants.
3145 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3146 shift_count_operand with setmem_operand.
3148 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3150 * config/s390/s390.c (s390_extract_part, s390_single_part):
3152 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3153 (s390_output_mi_thunk): Don't use lg on 31 bit.
3154 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3155 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3157 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3159 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3160 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3161 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3162 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3163 with one of the new macros.
3165 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3167 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3168 Don't set save_return_addr_p.
3169 (s390_register_info): Make clobbered_regs not depending on
3172 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3174 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3175 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3177 2005-08-11 James E. Wilson <wilson@specifix.com>
3179 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3181 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3183 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3184 locations gathered by var-tracking in single entry loc_list
3185 over loc_descriptor_from_tree.
3187 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3188 pass it down to loc_descriptor.
3189 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3190 (containing_function_has_frame_base): Move earlier in the file.
3191 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3192 instead of always assuming fbreg can't be used.
3194 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3196 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3197 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3198 Accept address wrapped in AND for Altivec.
3199 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3200 Strip AND wrapping offset address for Altivec.
3202 2005-08-11 Richard Henderson <rth@redhat.com>
3205 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3206 before using TYPE_IS_SIZETYPE.
3208 2005-08-11 Richard Henderson <rth@redhat.com>
3211 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3212 insn types not present on ev4.
3213 (alphaev5_insn_pipe): Similarly.
3215 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3218 * arm.c (arm_override_options): If the user has selected callee-super-
3219 interworking, then enable normal interworking.
3221 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3223 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3226 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3228 * doc/rtl.texi: Fix two typos.
3230 2005-08-11 Richard Guenther <rguenther@suse.de>
3233 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3234 cases where we call to/from functions returning void.
3236 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3239 * tree.c (build_pointer_type_for_mode): Robustify.
3241 2005-08-10 James E Wilson <wilson@specifix.com>
3243 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3244 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3246 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3249 2005-08-10 Eric Christopher <echristo@apple.com>
3251 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3252 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3255 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3258 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3259 for the high part when generating dynamic-no-pic code.
3261 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3263 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3264 (x86_64-*-linux*): Likewise.
3266 * config/i386/crtfastmath.c: New file.
3267 * config/i386/t-crtfm: Likewise.
3269 * config/i386/linux.h (ENDFILE_SPEC): New.
3270 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3272 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3275 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3277 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3278 (vec_shl, vec_shr): Document new operations.
3279 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3281 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3283 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3284 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3285 change predicate to indexed_or_indirect_address.
3287 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3289 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3290 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3291 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3292 and __aeabi_uwrite8.
3293 * config/arm/unaligned-funcs.c: New file.
3294 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3296 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3298 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3300 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3301 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3303 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3304 * final.c (pass_shorten_branches): Add dump.
3305 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3306 (pass_life): Rename dump.
3307 (rest_of_handle_flow2): Remove initial verify_flow_info.
3308 * function.c (pass_instantiate_virtual_regs): Add dump.
3309 * integrate.c (pass_initial_value_sets): Add dump.
3310 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3311 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3312 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3313 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3314 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3315 gate_rtl_unrool_and_peel_loops): New.
3316 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3317 rtl_doloop): Do not look at flags.
3318 * mode-switching.c (pass_mode_switching): Add dump.
3319 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3320 pass_split_before_regstack): Add dump.
3321 * regmove.c (pass_stack_adjustments): Add dump.
3322 * tree-optimize.c (pass_fixup_cfg): Add dump.
3324 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3327 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3328 deciding which instruction sequence to use.
3330 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3332 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3333 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3335 2005-08-09 Richard Guenther <rguenther@suse.de>
3337 * c-common.c (builtin_function_2): Remove.
3338 (def_builtin_1): New function.
3339 (c_common_nodes_and_builtins): Use def_builtin_1 to
3340 build builtin functions.
3342 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3344 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3345 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3346 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3349 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3351 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3352 fold_binary instead of fold_build2 since we don't care about the
3354 (loop_niter_by_eval): Likewise.
3355 (compare_trees): Likewise.
3356 (proved_non_wrapping_p): Likewise.
3358 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3362 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3363 if the if is really empty.
3365 2005-08-09 Steven Bosscher <stevenb@suse.de>
3367 PR tree-optimization/23234
3368 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3369 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3370 argument of the new enum.
3371 (execute_cse_reciprocals): Add reciprocals for function arguments
3372 on the unique successor edge of the entry block. Update other calls
3373 to execute_cse_reciprocals_1.
3375 2005-08-08 Richard Henderson <rth@redhat.com>
3378 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3380 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3382 * expr.c (write_complex_part): Return after handling MEM.
3384 2005-08-08 Josh Conner <jconner@apple.com>
3386 PR rtl-optimization/23241
3387 * combine.c (simplify_comparison): Fix error in determining
3388 whether to lift a subreg from comparison.
3390 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3393 * config/rs6000/altivec.md (vec_init<mode>): New.
3394 (vec_set<mode>): New.
3395 (vec_extract<mode>): New.
3396 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3397 (rs6000_expand_vector_set): New.
3398 (rs6000_expand_vector_extract): New.
3399 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3400 for Altivec modes before reload.
3401 (altivec_expand_vec_init_builtin): New.
3402 (get_element_number): New.
3403 (altivec_expand_vec_set_builtin): New.
3404 (altivec_expand_vec_ext_builtin): New.
3405 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3407 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3409 * config/rs6000/rs6000.h (rs6000_builtins): Add
3410 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3411 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3412 * config/rs6000/rs6000-protos.h: Declare new functions.
3414 2005-08-08 Jan Hubicka <jh@suse.cz>
3416 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3417 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3418 * i386.md (movdi*): Use pic_32bit_operand.
3419 * predicates.md (pic_32bit_operand): New.
3421 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3424 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3426 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3428 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3429 (test_for_singularity): Use fold_build2.
3431 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3433 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3435 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3437 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3438 (COMMON_ASM_OP) Define.
3439 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3440 (ix86_encode_section_info): Likewise.
3441 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3442 SUBTARGET_ENCODE_SECTION_INFO.
3444 2005-08-06 Richard Henderson <rth@redhat.com>
3447 * tree-nested.c (convert_local_reference): Save and restore val_only
3448 around component_ref and friends. Clear walk_subtrees by default.
3450 2005-08-06 Peter O'Gorman <peter@pogma.com>
3453 * gcc.c (process_command): Check the argument to -b has a dash.
3454 * doc/invoke.texi: Update -b and -V docs.
3456 2005-08-06 James E Wilson <wilson@specifix.com>
3458 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3460 2005-08-06 Michael Matz <matz@suse.de>
3462 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3463 member only if only one insn is associated with the value.
3465 2005-08-06 Nick Clifton <nickc@redhat.com>
3467 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3469 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3470 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3471 Check symbol flags instead of symbol name mangling.
3472 (xstormy16_asm_output_aligned_common): Likewise. Also
3473 simplify code since the bss100_section cass is the only case
3474 where the below100 code will be triggered.
3475 (xstormy16_encode_section_info): Encode below100 attribute
3476 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3478 (xstormy16_strip_name_encoding): Delete - this function is no
3480 (TARGET_STRIP_NAME_ENCODING): Undefine.
3481 * config/stormy16/stormy16-protos.h: Delete prototype for
3482 xstormy16_strip_name_encoding.
3484 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3486 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3487 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3488 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3489 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3490 config/alpha/predicates.md, config/arc/arc.h,
3491 config/arm/arm.h, config/arm/ieee754-df.S,
3492 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3493 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3494 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3495 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3496 config/m68hc11/m68hc11.h, config/mips/mips.c,
3497 config/mips/mips.h, config/mips/openbsd.h,
3498 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3499 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3500 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3501 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3502 config/sparc/linux.h, config/sparc/linux64.h,
3503 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3504 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3505 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3506 typos. Follow spelling conventions.
3508 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3511 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3512 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3513 specially. Check for side effects only for COND_EXPR.
3514 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3515 return with TREE_NO_WARNING.
3517 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3519 PR rtl-optimization/23233
3520 * loop.c (combine_movables): Require the modes to be the same.
3521 (move_movables): Remove handling of cases where the replacement
3522 had a different mode to the original.
3524 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3526 PR tree-optimization/23128
3527 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3528 subtraction wrap, and set TREE_OVERFLOW if they do.
3530 2005-08-05 Richard Henderson <rth@redhat.com>
3533 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3534 FORCED_LABEL labels.
3536 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3539 * reload.c (find_reloads_subreg_address): Pass down TYPE
3540 unchanged. Change all callers except find_reloads_toplev.
3542 2005-08-05 Michael Matz <matz@suse.de>
3544 * genattrtab.c (current_alternative_string): Remove.
3545 (SIMPLIFY_ALTERNATIVE): Ditto.
3546 (attr_alt_bit_p): Ditto.
3547 (alternative_name): Make const char *.
3548 (evaluate_eq_attr): Remove use of above things.
3549 (simplify_test_exp): Ditto.
3550 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3551 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3553 2005-08-04 James E Wilson <wilson@specifix.com>
3555 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3556 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3557 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3558 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3559 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3561 2005-08-04 Richard Henderson <rth@redhat.com>
3564 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3565 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3566 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3567 if we'd have to instantiate too many members.
3569 2005-08-04 Richard Henderson <rth@redhat.com>
3572 * tree-outof-ssa.c (coalesce_asm_operands): New.
3573 (coalesce_ssa_name): Use it. Split out ...
3574 (coalesce_phi_operands, coalesce_result_decls): ... these.
3576 2005-08-04 Paul Brook <paul@codesourcery.com>
3578 * read-rtl.c (read_quoted_string): Break if EOF.
3580 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3582 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3583 (fold_build2): Likewise.
3584 (fold_build3): Likewise.
3585 (fold_build1_stat): New function prototype.
3586 (fold_build2_stat): Likewise.
3587 (fold_build3_stat): Likewise.
3588 * fold-const.c (fold_build1): Rename to ..
3589 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3590 through to build1_stat.
3591 (fold_build2): Rename to ..
3592 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3593 through to build2_stat.
3594 (fold_build3): Rename to ..
3595 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3596 through to build3_stat.
3598 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3599 Ian Lance Taylor <ian@airs.com>
3601 * function.c (assign_stack_local_1): Do not correct stack slot
3602 address if allocation size is smaller than mode size.
3604 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3607 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3608 (tree_merge_blocks): Propagate anything allowed by
3610 Clarify documentation.
3611 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3612 SSA form, schedule an update if necessary.
3614 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3616 * doc/install.texi (Binaries): Remove broken link to
3617 Sinix/Reliant Unix binaries.
3619 2005-08-03 Richard Henderson <rth@redhat.com>
3622 * function.c (stack_protect_epilogue): Export.
3623 * tree.h (stack_protect_epilogue): Declare.
3624 * calls.c (expand_call): Call it.
3626 2005-08-03 Eric Christopher <echristo@apple.com>
3628 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3629 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3632 2005-08-04 Jan Hubicka <jh@suse.cz>
3634 * profile.c (branch_prob): Split edges with goto locus on them
3635 to get proper line counts.
3636 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3638 2005-08-03 Paul Brook <paul@codesourcery.com>
3640 * function.c (assign_parms): Round current_function_args_size
3641 to PARM_BOUNDARY, not STACK_BOUNDARY.
3643 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3645 * config/i386/i386.c (x86_elf_aligned_common)
3646 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3648 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3650 PR tree-optimization/23157
3651 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3652 before emitting them.
3654 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3656 PR tree-optimization/19899
3657 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3658 * tree-scalar-evolution.c: Include real.h.
3659 (add_to_evolution): Build constant -1 of correct type.
3661 2005-08-03 Jan Hubicka <jh@suse.cz>
3663 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3664 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3665 profile updating for complette unrolling.
3666 * loop-unroll.c (peel_loop_completely): Use it.
3667 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3668 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3671 2005-08-03 Paul Brook <paul@codesourcery.com>
3673 * combine.c (can_change_dest_mode): New function.
3674 (try_combine, simplify_set): Use it.
3676 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3678 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3681 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3683 * doc/install.texi (Specific): Adjust link to openavr.org.
3684 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3685 (Binaries): Adjust HP-UX Porting Center link.
3686 (Binaries): Adjust Free Software Foundation ordering link.
3688 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3690 * convert.c (convert_to_integer): Use fold_build1 instead of
3691 build1 when converting an integer to an integer.
3693 2005-08-02 Richard Henderson <rth@redhat.com>
3695 * combine.c (combine_instructions): Don't use reg_equal/equiv
3696 results if the mode doesn't match.
3698 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3700 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3701 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3703 2005-08-02 Richard Henderson <rth@redhat.com>
3706 * explow.c (memory_address): Remove special-case for
3707 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3709 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3712 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3713 number of calls to cleanup_tree_cfg_1.
3715 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3717 * doc/invoke.texi: document file extensions .F90 and .F95
3719 2005-08-02 Richard Guenther <rguenther@suse.de>
3721 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3722 positive if its first argument is positive.
3724 2005-08-02 Richard Guenther <rguenther@suse.de>
3726 PR tree-optimization/23177
3727 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3730 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3732 PR tree-optimization/23129
3733 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3734 varying for divisions with anti-ranges.
3736 2005-08-02 Jan Hubicka <jh@suse.cz>
3738 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3739 * tree-ssa-threadupdate.c (thread_block): Add it here.
3741 2005-08-01 James E Wilson <wilson@specifix.com>
3743 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3744 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3745 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3747 * config/mips/predicates.md (const_call_insn_operand): Add check for
3748 SYMBOL_REF_LONG_CALL_P.
3749 * doc/extend.texi (long_call): Document the new attribute.
3751 2005-08-01 Ian Lance Taylor <ian@airs.com>
3752 Richard Henderson <rth@redhat.com>
3754 * Makefile.in (RTL_BASE_H): Add real.h.
3755 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3757 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3759 * rtl.c (rtl_check_failed_code_mode): New.
3760 * rtl.h (struct rtx_def): Add u.rv.
3761 (XCMWINT, XCNMPRV): New.
3762 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3763 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3765 2005-08-01 Richard Henderson <rth@redhat.com>
3767 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3768 with auto-inc codes.
3770 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3772 2005-08-01 Jan Hubicka <jh@suse.cz>
3774 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3775 * i386.c: Include dwarf2.h
3776 (asm_preferred_eh_data_format): New.
3777 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3779 2005-08-01 Ian Lance Taylor <ian@airs.com>
3781 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3782 randomize_va_space for virtual address randomization control.
3784 2005-08-01 Steven Bosscher <stevenb@suse.de>
3786 * common.opt (flag_ipa_cp): Put in right place to maintain
3789 2005-08-01 Jan Hubicka <jh@suse.cz>
3791 * profile.c (compute_value_histograms): Fix thinko.
3792 * value-prof.c: Include toplev.h
3793 (check_counter): New function.
3794 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3795 tree_mod_subtract_transform): Add sanity check.
3797 2005-08-01 Richard Guenther <rguenther@suse.de>
3799 PR tree-optimization/23133
3800 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3801 current functions parameter decls to find defs to cse
3804 2005-08-01 Richard Guenther <rguenther@suse.de>
3806 PR tree-optimization/23109
3807 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3808 If trapping math is in effect, use post-dominator information
3809 to check if we'd in any case reach a trapping point before
3810 doing the reciprocal insertion.
3811 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3812 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3813 expressions are invariant only if trapping math is not in effect.
3815 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3817 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3818 cgraph_function_versioning): New declarations.
3819 * cgraphunit.c: Add include to ipa-prop.h.
3820 (update_call_expr, cgraph_copy_node_for_versioning,
3821 cgraph_function_versioning): New functions.
3822 * integrate.c (copy_decl_for_inlining): Remove.
3823 * ipa-prop.h (ipa_replace_map): New struct.
3824 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3825 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3826 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3827 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3828 ipcp_iterate_stage, ipcp_method_scale_print,
3829 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3830 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3831 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3832 ipcp_update_bb_counts, ipcp_update_profiling,
3833 ipcp_update_edges_counts): New functions.
3834 (ipcp_method_cval_init): Remove restriction regarding local methods.
3835 (ipcp_init_stage): Add ipcp_method_compute_scale.
3836 (ipcp_insert_stage): Add versioning.
3837 (ipcp_structures_print): Add ipcp_method_scale_print.
3838 (ipcp_driver): Dump profiling info.
3839 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3840 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3841 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3842 (struct inline_data): Add versioning_p, ipa_info, new fields.
3843 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3844 declare_return_variable): Replace calls to copy_decl_for_inlining with
3846 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3848 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3849 Add argument VERSIONING.
3850 (copy_arguments_for_versioning, copy_static_chain,
3851 function_versionable_p, tree_versionable_function_p,
3852 tree_function_versioning, replace_ref_tree): New functions.
3853 * tree-inline.h: Include varray.h.
3854 (tree_versionable_function_p, tree_function_versioning,
3855 tree copy_decl_for_dup): New declarations.
3857 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3859 * ipa-cp.c: New file. Contains IPCP specific functionality.
3860 * ipa-prop.h: New file. Contains structures/definitions that can be
3861 used by several interprocedural data flow optimizations (and also IPCP).
3862 * ipa-prop.c: New file.
3863 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
3864 * common.opt: Add ipa-cp flag.
3865 * timevar.def: Add IPCP optimization.
3866 * tree-optimize.c (init_tree_optimization_passes): Schedule
3868 * tree-pass.h (pass_ipa_cp): Declare.
3870 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3872 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3873 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3874 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3875 config/i386/i386.c, config/mips/mips.h,
3876 config/rs6000/rs6000.h, config/sh/sh.c,
3877 config/stormy16/stormy16.c: Fix comment typos.
3879 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
3882 * c-typeck.c (build_binary_op): Use common_type wrapper on
3884 (common_type): Update comment.
3886 2005-07-31 Steven Bosscher <stevenb@suse.de>
3889 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3890 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3891 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3893 2005-07-31 Jan Hubicka <jh@suse.cz>
3895 * pretty-print.h (pp_widest_integer): New macro.
3896 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3899 2005-07-31 Jan Hubicka <jh@suse.cz>
3901 * output.h (enum section_category): Export from varasm.c
3902 (categorize_decl_for_section): Likewise.
3903 * varasm.c (enum section_category): Kill.
3904 (categorize_decl_for_section): Make global.
3905 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3907 * i386.c (ix86_section_threshold): New static variable.
3908 (ix86_in_large_data_p, ix86_encode_section_info,
3909 x86_64_elf_unique_section,
3910 x86_64_elf_select_section): New functions.
3911 (TARGET_ENCODE_SECTION_INFO): Define
3912 (override_options): Enable medium model for PIC.
3913 (ix86_expand_prologue): Expand gen_set_got_rex64.
3914 (legitimate_constant_p): Handle new UNSPECs.
3915 (legitimate_pic_address_disp_p): Likewise.
3916 (legitimize_pic_address): Lower MEDIUM model addressing.
3917 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3918 (enum cmodel): Add MEDIUM_PIC.
3919 (SYMBOL_REF_FAR_ADDR_P): New macro.
3920 (SYMBOL_FLAG_FAR_ADDR): New flag.
3921 * i386.md (movdi): Support medium model.
3922 (set_got_rex64): New pattern.
3923 * i386.opt (mlarge-data-threshold): New flag.
3924 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3925 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3926 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3927 TARGET_ASM_UNIQUE_SECTION): New.
3929 * invoke.texi (-mlarge_data_threshold): Document
3931 2005-07-31 Jan Hubicka <jh@suse.cz>
3933 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3934 (coalesce_vars): Likewise.
3935 * tree-ssa-live.c (coalesce_cost): New.
3936 (build_tree_conflict_graph): Use coalesce_cost.
3937 * tree-ssa-live.h (coalesce_cost): Declare.
3939 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3941 * arm.md (all peepholes for post-increment operations): Delete.
3942 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3943 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3944 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3945 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3946 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3948 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
3950 * fold-const.c (tree_expr_nonnegative_p): Always return true for
3953 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
3956 * doc/invoke.texi: Document -rdynamic.
3958 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
3961 * c-parser.c (c_parser_parms_list_declarator): Call
3962 mark_forward_parm_decls.
3963 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3964 decls with visibility structure.
3966 2005-07-30 Paul Brook <paul@codesourcery.com>
3968 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3970 2005-07-30 Paul Brook <paul@codesourcery.com>
3972 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3974 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3976 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3978 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3981 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3982 nested function declarators.
3983 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3984 (grokparms): Call warn_if_shadowing for parameters used within the
3986 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3987 not used within the parameter list.
3988 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3990 2005-07-30 Jan Hubicka <jh@suse.cz>
3992 * expr.c (expand_expr_real_1): Do not load mem targets into register.
3993 * i386.c (ix86_fixup_binary_operands): Likewise.
3994 (ix86_expand_unary_operator): Likewise.
3995 (ix86_expand_fp_absneg_operator): Likewise.
3996 * optabs.c (expand_vec_cond_expr): Validate dest.
3998 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4001 * real.c (real_from_string): Also set last bit if there is a
4002 nonzero hex digit beyond GCC's internal precision after ".".
4004 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4006 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4007 define_constants. Change duplicate values to unassigned numbers.
4008 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4009 (*altivec_vspltsf): New.
4010 (altivec_vperm_v4sf): Delete.
4011 (altivec_vperm_<mode>): Use mode macro V.
4012 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4013 (altivec_predicate_v4sf): Delete.
4014 (altivec_predicate_<mode>): Use mode macro V.
4015 (*altivec_lvesfx): New.
4016 (*altivec_stvesfx): New.
4017 (vec_realign_load_v4sf): Delete.
4018 (vec_realign_load_<mode>): Use mode macro V.
4019 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4022 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4025 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4027 * configure: Regenerated.
4029 2005-07-29 Paul Brook <paul@codesourcery.com>
4031 * doc/install.texi: Add link to GFortran binaries wiki page.
4033 2005-07-29 David Ung <davidu@mips.com>
4035 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4036 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4037 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4038 * config/mips/mips.md (cpu): Add 5kf name.
4039 (includes): Includes 5k.md.
4040 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4041 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4044 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4047 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4048 (cleanup_tree_cfg): ... here.
4049 Call cleanup_tree_cfg_1 until there are no more cleanups to
4052 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4054 * tree-vrp.c (compare_range_with_value): Return true or false
4055 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4056 EQ_EXPR respectively.
4058 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4060 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4063 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4065 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4066 (tree_ssa_dominator_optimize): Increment it.
4067 (dump_dominator_optimization_stats): Print it.
4069 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4070 Steven Bosscher <stevenb@suse.de>
4072 PR rtl-optimization/23117
4073 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4074 when head == tail. Tidy comment.
4076 2005-07-28 Richard Henderson <rth@redhat.com>
4078 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4079 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4080 * jump.c (rtx_renumbered_equal_p): Likewise.
4081 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4082 CONST_INT and CONST_DOUBLE.
4083 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4084 * reload.c (operands_match_p): Special case CONST_INT and
4085 CONST_DOUBLE; check mode earlier.
4087 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4090 * c-typeck.c (convert_for_assignment): Do not check
4091 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4093 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4096 * c-typeck.c (composite_type): Prefer constant size arrays to
4099 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4102 * real.c (real_from_string): Set last bit if there is a nonzero
4103 hex digit beyond GCC's internal precision.
4105 2005-07-28 Richard Henderson <rth@redhat.com>
4108 * cfgcleanup.c (try_forward_edges): Watch out for end of
4111 2005-07-28 James E Wilson <wilson@specifixinc.com>
4114 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4116 2005-07-28 Jan Hubicka <jh@suse.cz>
4118 * Makefile.in (rtl-profile.o): Kill all traces of it.
4119 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4120 * coverage.h (rtl_coverage_counter_ref): Kill.
4121 * opts.c (flag_speculative_prefetching_set): Kill.
4122 (flag_loop_optimize_set): New.
4123 (common_handle_option): Disable loop optimizer when profiling;
4124 do not handle speculative prefetching.
4125 * passes.c (init_optimization_passes): Replace pass_profiling combo
4126 by branch_prob pass.
4127 * profile.c (compute_value_histograms): Update for simplified value
4129 (rtl_register_profile_hooks): Kill.
4130 (pass_profiling): Kill.
4131 (rest_of_handle_branch_prob): Do not profile.
4132 * toplev.c (process_options): Remove speculative prefetching.
4133 * toplev.h (flag_tree_based_profiling): Kill.
4134 * tree-profile.c (prepare_instrumented_value,
4135 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4136 tree_gen_one_value_profiler, do_tree_profiling): Update for
4137 simplified datastructures.
4138 * value-prof.c: Add comment that speculative prefetching was dropped;
4139 update rest of file for simplified datastructures.
4140 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4141 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4142 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4143 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4144 rtl_mod_subtract, gen_speculative_prefetch,
4145 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4146 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4147 (gate_handle_value_profile_transformations,
4148 rest_of_handle_value_profile_transformations,
4149 pass_value_profile_transformations): Kill.
4150 * value-prof.h (histogram_value_t): Remove IL based unions.
4151 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4152 rtl_profile_hooks): Remove hooks.
4154 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4156 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4157 (cgraph_clone_node): Likewise.
4158 * cgraph.h (cgraph_clone_edge): Update prototype.
4159 (cgraph_clone_node): Likewise.
4160 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4162 (lookup_recursive_calls): Consider profile.
4163 (cgraph_decide_recursive_inlining): Fix updating; use new
4164 probability argument; use profile.
4165 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4166 * tree-inline.c (copy_bb): Update clal of clone_edge.
4167 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4169 * invoke.texi (min-inline-recursive-probability): Document.
4171 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4173 * doc/install.texi (Configuration): Update Valgrind homepage.
4175 2005-07-28 Richard Henderson <rth@redhat.com>
4178 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4179 labels we want to delete.
4180 (cfg_layout_merge_blocks): Likewise.
4182 2005-07-28 Richard Henderson <rth@redhat.com>
4185 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4186 when expanding to nothing.
4188 2005-07-28 Josh Conner <jconner@apple.com>
4190 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4191 (cgraph_decide_inlining_of_small_functions): Likewise.
4193 2005-07-28 Josh Conner <jconner@apple.com>
4195 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4196 direction of badness if negative.
4197 (cgraph_default_inline_p): Add reason to parameters, and assign it
4199 (cgraph_decide_inlining_of_small_functions): New parameter in call
4200 to cgraph_default_inline_p.
4201 (cgraph_decide_inlining_incrementally): Likewise.
4202 * cgraphunit.c (decide_is_function_needed): Likewise.
4203 * cgraph.h (cgraph_default_inline_p): Likewise.
4205 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4207 * builtins.c: Fix comment typo(s).
4208 * genautomata.c: Likewise.
4209 * gimplify.c: Likewise.
4210 * tree-dfa.c: Likewise.
4211 * tree-flow-inline.h: Likewise.
4212 * tree-into-ssa.c: Likewise.
4213 * tree-ssa-alias.c: Likewise.
4214 * tree-ssa-ccp.c: Likewise.
4215 * tree-ssa-copy.c: Likewise.
4216 * tree-ssa-dce.c: Likewise.
4217 * tree-ssa-dom.c: Likewise.
4218 * tree-ssa-operands.c: Likewise.
4219 * tree-tailcall.c: Likewise.
4220 * tree-vectorizer.c: Likewise.
4221 * tree-vrp.c: Likewise.
4224 2005-07-28 Jeff Law <law@redhat.com>
4226 * tree-vrp.c (test_for_singularity): Extracted from ...
4227 (simplify_cond_using_ranges): Attempt to simplify a relational
4228 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4230 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4232 PR tree-optimization/22506
4233 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4234 phis whose argument is constant.
4236 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4238 PR rtl-optimization/18992
4239 Back out this patch:
4240 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4241 PR optimization/12142
4242 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4243 uses of the register in the SET_SRC. Remove unnecessary argument.
4245 Replace it with this:
4246 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4247 if flag_non_call_exceptions is set and the insn may trap, pass
4248 pc_rtx as dest for recursion.
4249 In SET_SRC part of SET case, if dest is already set, pass it down
4252 2005-07-28 Jan Hubicka <jh@suse.cz>
4254 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4255 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4256 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4258 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4259 profile when available.
4261 2005-07-28 Jan Beulich <jbeulich@novell.com>
4263 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4264 (ia64_print_operand): Describe and handle 'X'.
4265 (ia64_register_move_cost): Also handle FP_REGS.
4266 (ia64_preferred_reload_class): Likewise.
4267 (ia64_secondary_reload_class): Likewise.
4268 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4269 it. Also check for ITANIUM_CLASS_FLDP.
4270 * config/ia64/ia64.h (FP_REGNO_P): New.
4271 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4272 (reg_class): Add FP_REGS.
4273 (REG_CLASS_NAMES): Adjust for it.
4274 (REG_CLASS_CONTENTS): Likewise.
4275 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4276 (REG_CLASS_FROM_LETTER): Handle 'x'.
4277 (CLASS_MAX_NREGS): Handle FP_REGS.
4278 (MEMORY_MOVE_COST): Likewise.
4279 * config/ia64/ia64.md (itanium_class): Add fldp.
4280 (type): Handle fldp.
4281 (movti_internal): More allowable operand combinations. Use ldfp8 when
4282 splitting unnecessary. Remove predicable attribute. Adjust
4283 itanium_class attribute.
4284 (smuldi3_highpart): Remove outdated comment.
4285 (mulditi3, umulditi3, rotlti3): New expanders.
4286 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4287 (absti2): Disabled new insn for future reference.
4288 Respective new splitters.
4289 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4290 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4291 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4293 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4295 PR rtl-optimization/23047
4296 * simplify-rtx.c (simplify_const_relational_operation): Respect
4297 flag_wrapv for comparisons with ABS.
4299 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4301 PR tree-optimization/22493
4302 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4303 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4305 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4307 * config/frv/frv.opt (moptimize-membar): New.
4309 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4311 * config/frv/frv.h: Remove machine_function definition.
4313 * config/frv/frv.c (struct frv_io): New.
4314 (struct machine_function): Moved from frv.h. Add has_membar_p.
4315 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4316 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4317 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4318 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4319 (frv_reorg): Call frv_optimize_membar when appropriate.
4320 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4321 (frv_expand_builtin): Adjust calls accordingly.
4322 (frv_io_address_cookie): New function.
4323 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4324 load or store rather than a special insn. Add ccnstant address and
4325 io-type operands to the membar.
4326 (frv_ifcvt_modify_tests): Unsign regno.
4327 (frv_ifcvt_modify_tests): Same.
4329 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4330 UNSPEC_OPTIONAL_MEMBAR constant.
4331 (builtin_read_<mode>): Delete.
4332 (builtin_write_<mode>): Delete.
4333 ("optional_membar_<mode>"): Add operand.
4335 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4336 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4337 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4338 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4339 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4340 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4341 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4342 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4343 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4345 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4347 * df.c (df_uses_record): Handle SCRATCH.
4349 2005-07-28 Steven Bosscher <stevenb@suse.de>
4352 * passes.c (rest_of_decl_compilation): If decl is a type and
4353 we have encountered errors, don't emit debug information.
4355 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4357 * params.def: Fixed comment.
4359 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4362 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4363 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4364 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4366 2005-07-27 Steven Bosscher <stevenb@suse.de>
4369 * varasm.c (assemble_start_function): Don't do anything that may
4370 require a CFG if the current function is a thunk.
4372 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4374 * doc/install.texi (Prerequisites): Mention that perl is needed
4375 to do export control in libstdc++ targetting Darwin.
4377 2005-07-27 Steven Bosscher <stevenb@suse.de>
4379 PR rtl-optimization/17808
4380 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4381 (sched_insns_conditions_mutex_p): Split out from...
4382 (add_dependence): ...here. But don't call it from here.
4383 (add_dependence_list): Check sched_insns_conditions_mutex_p
4384 before calling add_dependence.
4385 (add_dependence_list_and_free): Likewise.
4386 (fixup_sched_groups): Likewise.
4387 (sched_analyze_1): Likewise.
4388 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4389 (sched_analyze): Likewise.
4390 (sched_analyze_insn): Likewise.
4391 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4392 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4393 dependencies on all COND_EXEC insns to jumps ending basic blocks
4394 when doing intrablock scheduling.
4395 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4397 2005-07-27 Jeff Law <law@redhat.com>
4399 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4400 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4401 equivalency sets, correctly handle the case were vr0 has an
4402 equivalency set, but vr1 does not.
4404 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4406 PR tree-optimization/23073
4407 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4408 vect_print_dump_info before fprintf.
4410 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4412 PR tree-optimize/22348
4413 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4414 Fold the partial computation.
4416 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4418 PR tree-optimization/22325
4419 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4421 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4423 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4424 (force_var_cost): ... this function.
4425 (compute_phi_arg_on_exit): Export.
4427 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4429 PR tree-optimization/20773
4430 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4433 2005-07-27 Richard Guenther <rguenther@suse.de>
4435 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4436 Avoid pushing again if current struct contains only
4437 fields we decomposed.
4439 2005-07-27 Jan Hubicka <jh@suse.cz>
4441 PR tree-optimization/22574
4442 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4445 * tree-tailcall.c (decrease_profile): New function.
4446 (eliminate_tail_call): Use it.
4448 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4449 visibility flags correctly in whole program mode.
4451 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4453 PR rtl-optimization/22472
4454 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4456 2005-07-26 Steven Bosscher <stevenb@suse.de>
4458 PR tree-optimization/22504
4459 * tree-complex.c (expand_complex_addition): Use 'code' instead
4460 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4462 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4464 * config.gcc (cpu_type): Add frv case.
4465 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4466 (supported_defaults): Add fr550 case.
4468 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4471 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4472 whether a pointer of type T * may point to objects of type T *.
4474 2005-07-26 DJ Delorie <dj@redhat.com>
4476 * configure: Regenerate.
4478 2005-07-26 Dale Johannesen <dalej@apple.com>
4480 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4482 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4484 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4485 Clarify use of "build" in name.
4487 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4489 * doc/extend.texi (Raw read/write Functions): New section.
4490 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4491 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4492 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4493 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4494 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4495 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4496 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4497 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4498 * config/frv/frv.c: Add bdesc_loads global.
4499 Add bdesc_stores global.
4500 (frv_init_builtins): Add support for __builtin_{read/write}*.
4501 (frv_volatile_memref): New.
4502 (frv_expand_load_builtin): New.
4503 (frv_expand_store_builtin): New.
4504 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4505 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4506 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4507 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4508 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4509 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4510 (builtin_read_<mode>): New.
4511 (builtin_write_<mode>): New.
4512 (builtin_write64): New.
4513 (optional_membar_<mode>): New.
4515 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4517 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4518 (rather than units) against HOST_BITS_PER_WIDE_INT.
4520 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4522 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4523 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4524 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4525 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4528 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4529 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4530 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4532 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4534 2005-07-26 Richard Guenther <rguenther@suse.de>
4536 PR tree-optimization/22486
4537 * fold-const.c (fold_unary): Fold away useless component
4538 references of the form (T *)&T.x, if the address
4541 2005-07-25 James E Wilson <wilson@specifixinc.com>
4543 * dwarf2out.c (add_call_src_coords_attributes): New.
4544 (gen_inlined_subroutine_die): Call it.
4545 (maybe_emit_file, init_file_table): Add comments.
4546 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4548 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4549 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4550 * tree.h (BLOCK_SOURCE_LOCATION): New.
4551 (struct tree_block): New field locus.
4553 2005-07-26 Andreas Schwab <schwab@suse.de>
4555 PR rtl-optimization/23043
4556 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4557 when allocating a struct unoccr.
4559 2005-07-25 Richard Henderson <rth@redhat.com>
4562 * tree-complex.c (gate_no_optimization): True if errors.
4563 * Makefile.in (tree-complex.o): Update dependencies.
4565 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4567 * config/frv/predicates.md (integer_register_operand): Use
4570 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4573 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4575 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4577 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4579 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4580 types when flag_unsafe_math_optimizations is true.
4582 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4584 * gcc.c (option_map): Add --sysroot.
4585 (process_command): Handle --sysroot.
4586 (display_help): Document it.
4587 * doc/cppopts.tex (-isysroot): Document.
4588 * doc/invoke.texi (--sysroot): Document.
4589 * doc/install.texi (--with-build-sysroot): Document.
4591 * Makefile.in (inhibit_libc): New variable.
4592 (INHIBIT_LIBC_CFLAGS): Likewise.
4593 (LIBGCC2_CFLAGS): Include
4594 $(INHIBIT_LIBC_CFLAGS).
4595 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4596 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4597 ($(T)crtend.o): Likewise.
4598 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4599 ($(T)crtendS.o): Likewise.
4600 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4601 ($(T)crtendT.o): Likewise.
4602 (stmp-fixinc): Do not complain about missing headers if
4604 * configure.ac (inhibit_libc): Set it to true/false.
4605 (--with-build-sysroot): New option. Use it to set
4607 * configure: Regenerated.
4609 2005-07-25 Manfred Hollstein <mh@suse.com>
4611 * calls.c (store_one_arg): Fix unsigned comparison warning.
4613 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4616 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4617 (ggc_print_statistics): Initialize variable before use.
4619 2005-07-25 Richard Guenther <rguenther@suse.de>
4621 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4622 calling with a PHI_NODE argument.
4624 * tree-flow-inline.h (overlap_subvar): Protect against
4627 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4629 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4630 * configure: Regenerate.
4632 2005-07-25 Ira Rosen <irar@il.ibm.com>
4634 * expr.c (highest_pow2_factor): Make extern.
4635 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4636 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4637 record_array_differ_p, array_ptr_differ_p): Likewise.
4638 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4639 additional cases. Call the above functions.
4640 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4641 base_object_differ_p when there are two base objects. Otherwise, compare
4642 base address and offset. Call may_alias_p.
4643 (dump_data_reference): Use a correct field name.
4644 (analyze_array): Make static. Initialize new data-ref fields.
4645 (analyze_indirect_ref): New function.
4646 (init_data_ref): Initialize new data-ref fields.
4647 (strip_conversion): Moved from tree-vect-analyze.c.
4648 (analyze_offset_expr, get_ptr_offset, address_analysis,
4649 object_analysis): Likewise.
4650 (analyze_offset): New function.
4651 (create_data_ref): Likewise.
4652 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4653 dimensions for ARRAY_REFs only.
4654 (build_classic_dist_vector): Make static.
4655 (access_functions_are_affine_or_constant_p): Call macro to get the
4656 address of access functions.
4657 (compute_all_dependences): Add new parameter
4658 compute_self_and_read_read_dependences. Compute self and read-read
4659 dependences if it is true.
4660 (find_data_references_in_loop): Call create_data_ref. Initialize new
4662 (compute_data_dependences_for_loop): Add new parameter
4663 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4664 compute nb_loops. Call compute_all_dependences,
4665 build_classic_dist_vector and build_classic_dir_vector with correct
4667 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4668 with correct parameters. Compare dimensions for ARRAY_REFs only.
4669 (free_data_refs): Call macro to free access functions.
4670 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4671 fields from stmt_vinfo.
4672 (struct base_object_info): New structure.
4673 (struct data_reference): Move fields to base_object_info. Add fields
4674 first_location and object_info for above structures. Move fields from
4675 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4676 aligned_to. Add macros to access the new fields.
4677 Update functions declarations.
4678 * tree-flow.h (is_aliased_with): Declare.
4679 * tree-loop-linear.c (linear_transform_loops): Call
4680 compute_data_dependences_for_loop with correct parameters.
4681 * tree-ssa-alias.c (is_aliased_with): New function.
4682 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4683 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4684 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4685 vect_base_addr_differ_p, compute_subscript_distance and
4686 build_classic_dist_vector. Add printings. Check absolute value of
4688 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4690 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4691 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4692 to bytes. Add printing.
4693 (vect_compute_data_refs_alignment): Go through loads and stores in one
4695 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4696 vect_analyze_data_ref_access): Likewise.
4697 (vect_analyze_pointer_ref_access): Remove.
4698 (vect_address_analysis, vect_object_analysis): Likewise.
4699 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4700 and analyze data-refs in the loop.
4701 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4702 fields of data-ref instead of stmt. Add init to the offset from the
4704 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4705 (vect_update_init_of_dr): Likewise.
4706 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4707 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4709 (new_loop_vec_info): Initialize new fields.
4710 (destroy_loop_vec_info): Free new fields.
4711 (vect_strip_conversion): Remove.
4712 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4713 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4714 datarefs. Add new field ddrs.
4715 Add macros for the new fields access.
4716 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4717 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4718 Remove their macros.
4719 * tree.h (highest_pow2_factor): Declare.
4721 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4723 * calls.c (store_one_arg): Check for sibling call MEM arguments
4724 from already clobbered incoming argument area.
4726 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4728 * c-common.c (check_missing_format_attribute): New.
4729 * c-common.h (check_missing_format_attribute): Likewise.
4730 * c-typeck.c (convert_for_assignment): Use it.
4732 2005-07-24 Andreas Schwab <schwab@suse.de>
4734 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4735 register use a word move. Correct operand of ext.w in 68000 code.
4737 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4739 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4740 variables as declarations, rather than definitions.
4742 2005-07-24 Ira Rosen <irar@il.ibm.com>
4744 PR tree-optimization/22526
4745 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4748 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4750 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4751 that C99 reserve for future use. Use it to define clog10,
4752 clog10f and clog10l.
4754 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4756 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4757 * configure.ac: Check for -Wmissing-format-attribute.
4759 * configure: Regenerate.
4761 2005-07-23 Richard Henderson <rth@redhat.com>
4763 PR tree-optimization/22623
4764 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4766 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4769 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4771 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4773 * Makefile.in (C_TREE_H): Update dependencies.
4774 * c-tree.h: Include toplev.h.
4775 * diagnostic.h (diagnostic_set_info): Add format attribute.
4776 * rtl-error.c (diagnostic_for_asm): Likewise.
4778 2005-07-23 Chao-ying Fu <fu@mips.com>
4780 * config/mips/mips-dsp.md: New file.
4781 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4782 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4784 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4785 MIPS_BUILTIN_BPOSGE32.
4786 (mips_expand_builtin_direct): Add one parameter to indicate that
4787 builtin functions need to return a value.
4788 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4790 (mips_regno_to_class): Add classes for 12 new DSP registers.
4791 (mips_subword): Change to check four HI registers.
4792 (mips_output_move): Output move to and from 6 new DSP accumulators.
4793 (override_options): Make sure -mdsp and -mips16 are not used together.
4794 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4796 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4798 (print_operand): Add 'q' for printing DSP accumulators.
4799 (mips_cannot_change_mode_class): Check ACC_REGS.
4800 (mips_secondary_reload_class): Check ACC_REGS.
4801 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4802 (mips_register_move_cost): Check ACC_REGS.
4803 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4804 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4805 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4806 (dsp_bdesc): New array.
4807 (bdesc_arrays): Add DSP builtin function table.
4808 (mips_prepare_builtin_arg): Check predicate again after
4810 (mips_expand_builtin): Add one more parameter to
4811 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4812 MIPS_BUILTIN_BPOSGE32.
4813 (mips_init_builtins): Initialize new function types.
4814 (mips_expand_builtin_direct): Check if builtin functions need to
4815 return a value and pass operands properly.
4816 (mips_expand_builtin_bposge): New function.
4817 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4818 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4819 (FIRST_PSEUDO_REGISTER): Increase to 188.
4820 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4821 Update for 12 new DSP registers.
4822 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4823 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4824 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4825 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4826 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4827 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4828 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4829 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4830 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4831 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4832 (REGISTER_NAMES): Add names for 12 new DSP registers.
4833 * config/mips/mips.md: Include mips-dsp.md.
4834 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4835 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4836 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4837 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4838 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4839 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4840 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4841 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4842 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4843 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4844 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4845 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4846 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4847 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4848 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4849 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4850 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4851 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4852 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4853 (UNSPEC_RDDSP): New constants.
4854 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4855 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
4857 * config/mips/mips.opt (-mdsp): New option.
4858 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
4859 (reg_imm10_operand): New predicates.
4860 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
4861 * doc/invoke.texi (-mdsp): Document new option.
4863 2005-07-22 DJ Delorie <dj@redhat.com>
4865 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
4867 * tree-inline.c (inlinable_function_p): Likewise.
4869 2005-07-22 Mark Mitchell <mark@codesourcery.com>
4872 * toplev.c (check_global_declarations): Do not mark undefined
4873 variables as DECL_IGNORED_P.
4874 * varasm.c (first_global_object_name): GTY it.
4875 (weak_global_object_name): Likewise.
4876 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4877 a string to go into {weak,first}_global_object_name.
4879 2005-07-22 DJ Delorie <dj@redhat.com>
4881 * c-format.c (check_function_format): Change warning control
4882 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4884 2005-07-22 Diego Novillo <dnovillo@redhat.com>
4886 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4887 &PTR->FLD a dereference of PTR.
4888 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4889 a potential dereference of PTR.
4891 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
4893 PR rtl-optimization/20370
4894 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4895 call allocate_reg_info if necessary.
4897 PR rtl-optimization/21848
4898 * calls.c (emit_library_call_value_1): For const functions, add
4899 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4901 PR rtl-optimization/22445
4902 * cselib.c (target.h): Include.
4903 (rtx_equal_for_cselib_p): Allow commutative matches.
4904 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4905 Remove MODE parameter. Changed all callers.
4907 PR rtl-optimization/22258
4908 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4910 (try_combine): Use likely_spilled_retval_p.
4912 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4914 * config.gcc: Add crx-elf support.
4916 * doc/contrib.texi: Mention crx.
4917 * doc/extend.texi: Document crx extensions.
4918 * doc/install.texi: Document crx install.
4919 * doc/invoke.texi: Document crx options.
4920 * doc/md.texi: Document crx constraints.
4922 * config/crx/crx-protos.h: New file.
4923 * config/crx/crx.c: New file.
4924 * config/crx/crx.h: New file.
4925 * config/crx/crx.md: New file.
4926 * config/crx/crx.opt: New file.
4927 * config/crx/t-crx: New file.
4929 2005-07-22 Manfred Hollstein <mh@suse.com>
4931 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4933 (int_add_graph_edge): Likewise.
4934 (collapse_nodes): Likewise.
4935 (process_unification_queue): Likewise.
4937 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4938 Laurent GUERBY <laurent@guerby.net>
4940 PR tree-optimization/22336
4941 * function.c (record_block_change): Check for
4942 cfun->ib_boundaries_block.
4944 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
4946 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4947 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4949 2005-07-21 DJ Delorie <dj@redhat.com>
4951 * toplev.c (warn_deprecated_use): Add warning control to warning
4953 * c-typeck.c (parser_build_binary_op): Likewise.
4954 (c_finish_if_stmt): Likewise.
4955 * c-common.c (check_function_sentinel): Likewise.
4956 (check_nonnull_arg): Likewise.
4958 2005-07-21 Richard Henderson <rth@redhat.com>
4961 * tree-complex.c (complex_ssa_name_components): New.
4962 (cvc_lookup): Allow entry not found.
4963 (create_components): Remove.
4964 (create_one_component_var, get_component_var): New.
4965 (get_component_ssa_name, set_component_ssa_name): New.
4966 (extract_component): Use get_component_ssa_name.
4967 (update_complex_components): Use set_component_ssa_name.
4968 (update_complex_components_on_edge): Likewise.
4969 (update_phi_components): Create new PHI nodes directly, instead
4970 of adding insns to edges.
4971 (tree_lower_complex): Allocate and free complex_variable_components
4972 and complex_ssa_name_components here.
4974 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
4976 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4977 revert to returning false.
4979 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4982 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4984 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4987 * config/i386/i386.md (cmpxf): Change operand constraints
4988 to "nonmemory_operand".
4990 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4992 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4994 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4997 * fold-const.c (fold_build1): Add checksum for the operands.
4998 (fold_build2): Likewise.
4999 (fold_build3): Likewise.
5001 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5004 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5006 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5008 * common.opt (-fforward-propagate): Committed by mistake,
5011 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5013 * reg-stack.c: Fix comment typo(s).
5014 * tree-ssa-operands.c: Likewise.
5015 * tree-vectorizer: Likewise.
5017 2005-07-21 Nick Clifton <nickc@redhat.com>
5019 * config/sh/symbian.c: Replace C++ style line comments with C
5020 style line comments.
5021 (symbian_add_attribute): Do not use a ? operator on the LHS of
5023 (sh_symbian_handle_dll_attribute): Change the type of the
5024 method vector to "VEC(tree,gc)*" and use vector accessor
5025 macros to walk over the elements.
5026 (symbian_export_vtable_and_rtti_p): Likewise.
5027 (symbian_class_needs_attribute_p): Likewise.
5029 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5032 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5033 initialize targetm.resolve_overloaded_builtin here.
5034 (altivec_expand_overloaded_builtin): Make it non-static.
5035 * config/rs6000/rs6000-protos.h
5036 (altivec_expand_overloaded_builtin): New prototype.
5037 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5038 targetm.resolve_overloaded_builtin here.
5039 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5041 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5042 Zdenek Dvorak <dvorakz@suse.cz>
5044 PR tree-optimization/19210
5045 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5047 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5048 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5049 rely on unproven assumptions.
5050 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5051 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5052 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5053 to number_of_iterations_exit.
5054 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5055 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5056 * tree-ssa-loop-niter.c (find_loop_niter,
5057 estimate_numbers_of_iterations_loop): Likewise.
5058 (number_of_iterations_exit): Honor the new options.
5059 * doc/invoke.texi (Wunsafe-loop-optimizations,
5060 funsafe-loop-optimizations): Document them.
5062 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5064 PR rtl-optimization/22167
5065 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5067 2005-07-20 Adam Nemet <anemet@lnxw.com>
5069 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5070 __do_global_dtors_aux longcall.
5072 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5074 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5075 (old_special_pred_table): Don't reference
5076 SPECIAL_MODE_PREDICATES.
5077 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5078 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5079 * config/sh/predicates.h: Don't mention
5080 SPECIAL_MODE_PREDICATES.
5081 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5084 2005-07-20 DJ Delorie <dj@redhat.com>
5086 * config.gcc: Add m32c-elf support.
5088 * doc/contrib.texi: Mention m32c.
5089 * doc/extend.texi: Document m32c extensions.
5090 * doc/install.texi: Mention m32c.
5091 * doc/invoke.texi: Document m32c options.
5092 * doc/md.texi: Document m32c constraints.
5094 * config/m32c/addsub.md: New file.
5095 * config/m32c/bitops.md: New file.
5096 * config/m32c/cond.md: New file.
5097 * config/m32c/jump.md: New file.
5098 * config/m32c/m32c-lib1.S: New file.
5099 * config/m32c/m32c-lib2.c: New file.
5100 * config/m32c/m32c-modes.def: New file.
5101 * config/m32c/m32c-pragma.c: New file.
5102 * config/m32c/m32c-protos.h: New file.
5103 * config/m32c/m32c.abi: New file.
5104 * config/m32c/m32c.c: New file.
5105 * config/m32c/m32c.h: New file.
5106 * config/m32c/m32c.md: New file.
5107 * config/m32c/m32c.opt: New file.
5108 * config/m32c/minmax.md: New file.
5109 * config/m32c/mov.md: New file.
5110 * config/m32c/muldiv.md: New file.
5111 * config/m32c/predicates.md: New file.
5112 * config/m32c/prologue.md: New file.
5113 * config/m32c/shift.md: New file.
5114 * config/m32c/t-m32c: New file.
5116 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5118 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5119 (stack_protect_set, stack_protect_test): New expanders.
5120 (stack_protect_set_si, stack_protect_set_si_media,
5121 stack_protect_set_di_media, stack_protect_test_si,
5122 stack_protect_test_si_media, stack_protect_test_di_media):
5125 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5127 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5129 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5131 * tree.h (tree_expr_nonzero_p): Export.
5132 * fold-const.c (tree_expr_nonzero_p): Likewise.
5133 Return true for CALL_EXPRs that are alloca calls.
5134 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5136 * tree-flow.h (expr_computes_nonzero): Remove.
5137 * tree-vrp.c (expr_computes_nonzero): Remove.
5138 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5139 (extract_range_from_unary_expr): Likewise.
5140 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5141 tree_expr_nonzero_p.
5143 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5145 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5146 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5147 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5148 All callers changed.
5149 (frame_related_constant_load): New arg "related" which controls
5150 setting of RTX_FRAME_RELATED_P. All callers changed.
5151 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5152 (bfin_expand_prologue): Add stack limit checking.
5153 * config/bfin/bfin.md (trapifcc): New pattern.
5155 * config/bfin/bfin.c: Include "langhooks.h".
5156 (def_builtin): Go through lang_hooks to call builtin_function.
5158 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5159 * config/bfin/predicates.md (symbol_ref_operand): New.
5160 (call_insn_operand): Delete. All callers changed to use
5161 register_no_elim_operand.
5162 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5164 (function_arg): Use it to generate the call's operand 2.
5165 (bfin_longcall_p): New function.
5166 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5167 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5168 determine if the address needs to be in a REG.
5169 (bfin_handle_longcall_attribute): New function.
5170 (bfin_attribute_table): Add "longcall" and "shortcall".
5171 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5172 (CUMULATIVE_ARGS): New member call_cookie.
5173 (PREDICATE_CODES): Add symbol_ref_operand.
5174 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5175 extra USE to the pattern.
5176 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5177 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5178 sibcall_value_insn; now the new patterns handle direct calls and the
5179 old ones indirect calls.
5180 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5182 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5184 * doc/trouble.texi: Update section on handling of empty loops.
5186 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5188 * config.gcc: Remove support for sparc-*-openbsd*,
5189 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5191 * config.host: Remove support for i860-*-sysv4* as a host.
5192 * config/i860/*, config/ip2k/*, config/ns32k/*,
5193 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5194 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5195 mention obsolete ports.
5197 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5199 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5201 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5202 of frame_pointer_rtx.
5203 (sh_expand_epilogue): Likewise.
5204 (sh_set_return_address): Likewise.
5205 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5206 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5207 offsets from FRAME_POINTER_REGNUM.
5208 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5209 (sh_register_names): Add initializer for sfp.
5210 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5211 (VALID_REGISTER_P): Likewise.
5212 (FIRST_PSEUDO_REGISTER): Update.
5213 (DWARF_FRAME_REGISTERS): Define.
5214 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5215 (HARD_FRAME_POINTER_REGNUM): Define.
5216 (FRAME_POINTER_REGNUM): Redefine.
5217 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5218 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5219 from FRAME_POINTER_REGNUM.
5220 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5221 FRAME_POINTER_REGNUM.
5222 (REG_CLASS_CONTENTS): Add sfp.
5223 (REG_ALLOC_ORDER): Likewise.
5224 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5225 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5226 of frame_pointer_rtx.
5227 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5229 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5231 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5232 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5233 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5235 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5238 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5240 Make CONSTRUCTOR use VEC to store initializers.
5241 * c-common.c (complete_array_type): Update to cope with VEC in
5243 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5244 (pp_c_constructor_elts): New function.
5245 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5246 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5247 struct constructor_stack, struct initializer_stack,
5248 constructor_elements, push_init_level, pop_init_level,
5249 add_pending_init, find_init_member, output_init_element): Update to
5250 cope with VEC in CONSTRUCTOR_ELTS.
5251 * coverage.c (build_fn_info_value, build_ctr_info_value,
5252 build_gcov_info): Likewise.
5253 * expr.c (categorize_ctor_elements_1, store_constructor,
5254 expand_expr_real_1): Likewise.
5255 * fold-const.c (fold_ternary): Likewise.
5256 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5257 gimplify_init_constructor, gimplify_expr): Likewise.
5258 * tree-dump.c (dequeue_and_dump): Likewise.
5259 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5261 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5263 * tree-sra.c (generate_element_init_1): Likewise.
5264 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5265 * tree-ssa-operands.c (get_expr_operands): Likewise.
5266 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5267 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5268 (get_initial_def_for_reduction): Likewise.
5269 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5270 value handle in annotations.
5271 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5272 tree_node_structure): Add support for constr_kind.
5273 (build_vector_from_ctor, build_constructor_single,
5274 build_constructor_from_list): New functions.
5275 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5276 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5277 Update to cope with VEC in CONSTRUCTOR_ELTS.
5278 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5279 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5280 CONSTRUCTOR_APPEND_ELT): New macros.
5281 (struct constructor_elt, struct tree_constructor): New data types.
5282 (union tree_node): Add tree_constructor field.
5283 * treestruct.def: Define TS_CONSTRUCTOR.
5284 * varasm.c (const_hash_1, compare_constant, copy_constant,
5285 compute_reloc_for_constant, output_addressed_constants,
5286 initializer_constant_valid_p, output_constant,
5287 array_size_for_constructor, output_constructor): Update to cope with
5288 VEC in CONSTRUCTOR_ELTS.
5289 * vec.h (VEC_empty, VEC_copy): New macros.
5291 2005-07-19 Devang Patel <dpatel@apple.com>
5293 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5295 2005-07-19 Richard Henderson <rth@redhat.com>
5298 * gimplify.c (gimplify_expr): Use main variant type for the temp
5299 destination for a discarded volatile read.
5300 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5301 casts between non-void types that change volatility.
5303 2005-07-15 DJ Delorie <dj@redhat.com>
5305 * toplev.h: Add comment about the first parameter for warning().
5306 * errors.h: Likewise.
5308 * c.opt (Wpragmas): New.
5309 * doc/invoke.texi: Document it.
5311 * function.c (do_warn_unused_parameter): Add warning control to
5313 * c-decl.c (warn_if_shadowing): Likewise.
5314 * c-lex.c (cb_def_pragma): Likewise.
5315 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5316 (pop_alignment): Likewise.
5317 (handle_pragma_pack): Likewise.
5318 (apply_pragma_weak): Likewise.
5319 (handle_pragma_weak): Likewise.
5320 (handle_pragma_redefine_extname): Likewise.
5321 (add_to_renaming_pragma_list): Likewise.
5322 (handle_pragma_extern_prefix): Likewise.
5323 (maybe_apply_renaming_pragma): Likewise.
5324 (handle_pragma_visibility): Likewise.
5326 * config/c4x/c4x-c.c (BAD): Likewise.
5327 (c4x_parse_pragma): Likewise.
5328 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5329 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5330 (rs6000_pragma_longcall): Likewise.
5331 * config/v850/v850-c.c (pop_data_area): Likewise.
5332 (ghs_pragma_section): Likewise.
5333 (ghs_pragma_section): Likewise.
5334 (ghs_pragma_interrupt): Likewise.
5335 (ghs_pragma_starttda): Likewise.
5336 (ghs_pragma_startsda): Likewise.
5337 (ghs_pragma_startzda): Likewise.
5338 (ghs_pragma_endtda): Likewise.
5339 (ghs_pragma_endsda): Likewise.
5340 (ghs_pragma_endzda): Likewise.
5342 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5343 Kenneth Zadeck <zadeck@naturalbridge.com>
5345 * Makefile.in: Removed tree-promote-statics.c
5346 * tree-promote-statics.c: Removed.
5347 * common.opt: Removed flag-promote-statics.
5349 * passes.c: Removed tree-promote-statics pass.
5350 * tree-pass.h: Ditto.
5351 * timevar.def: Removed TV_PROMOTE_STATICS.
5354 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5356 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5358 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5360 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5363 * c-common.c (check_function_arguments): Call
5364 'check_function_format' if either -Wformat or
5365 -Wmissing-format-attribute are specified.
5366 * c-format.c (check_function_format): Check -Wformat before
5367 calling 'check_format_info'.
5368 * c-opts.c (c_common_post_options): Don't warn for
5369 -Wmissing-format-attribute without -Wformat.
5370 * c-typeck.c (convert_for_assignment): Detect additional cases for
5371 -Wmissing-format-attribute.
5372 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5375 2005-07-19 Richard Guenther <rguenther@suse.de>
5377 * config/i386/i386.md (lrint<mode>2): Use temporary
5378 instead of clobbering non-existent memory.
5380 2005-07-19 Nick Clifton <nickc@redhat.com>
5382 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5383 statement to avoid displaying ASCII control characters.
5385 2005-07-19 Ben Elliston <bje@au.ibm.com>
5387 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5388 * cfganal.c (find_edge_index): Ditto.
5389 * combine.c (combine_instructions): Ditto.
5390 * ddg.c (create_scc): Ditto.
5391 (find_successors): Ditto.
5392 (find_predecessors): Ditto.
5393 (find_nodes_on_paths): Ditto.
5394 (longest_simple_path): Ditto.
5395 * flow.c (update_life_info): Ditto.
5396 (count_or_remove_death_notes): Ditto.
5397 (clear_log_links): Ditto.
5398 * modulo-sched.c (generate_reg_moves): Ditto.
5399 (find_max_asap): Ditto.
5400 (find_max_hv_min_mob): Ditto.
5401 (find_max_dv_min_mob): Ditto.
5402 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5403 * sched-rgn.c (extract_edgelst): Ditto.
5404 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5405 (dump_update_ssa): Ditto.
5406 (ssa_names_to_replace) Ditto.
5407 (switch_virtuals_to_full_rewrite): Ditto.
5408 (update_ssa): Ditto.
5409 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5411 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5413 Fix PR tree-optimization/22483
5415 * tree-complex.c (create_components): Use
5416 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5417 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5418 * tree-flow.h (safe_referenced_var_iterator): New structure.
5419 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5420 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5421 safe_referenced_var iterator.
5422 (add_type_alias): Ditto.
5424 2005-07-19 Steven Bosscher <stevenb@suse.de>
5426 * loop-init.c (rest_of_handle_loop2): Remove.
5427 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5428 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5429 (pass_rtl_loop_init, pass_rtl_loop_done,
5430 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5431 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5432 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5433 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5434 pass_tree_loop_done, and pass_tree_unswitch.
5435 (gate_loop): Rename to gate_tree_loop.
5436 * passes.c (init_optimization_passes): Update for renamed tree
5437 loop passes. Add the new loop2 passes as subpasses of loop2.
5438 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5439 Update for the renamed tree loop passes.
5441 2005-07-18 Ian Lance Taylor <ian@airs.com>
5444 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5445 blocks when optimizing.
5447 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5449 * common.opt (frename-registers): Initialize to 2.
5451 (fgcse-after-reload): Ditto.
5452 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5453 (process_options): Only change flag_web, flag_rename_registers,
5454 and flag_rerun_cse_after_loop if not explicitly set by user.
5456 2005-07-18 Jan Beulich <jbeulich@novell.com>
5458 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5459 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5460 in 64-bit mode the same as DImode in 32-bit mode.
5461 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5462 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5463 mode. Add new mode parameter.
5464 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5465 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5466 x86_64_shift_adj): New expanders.
5467 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5468 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5470 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5471 DImode shift splitters.
5472 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5473 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5476 2005-07-18 Jan Beulich <jbeulich@novell.com>
5478 * i386.md (movdi_extzv_1): New.
5479 (zero_extendhidi2): Combine alternatives and never force use of
5481 (zero_extendqidi2): Likewise. Don't restrict input selection.
5483 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5485 Fix PR tree-optimization/22531
5486 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5489 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5491 * tree-promote-statics.c (pass_promote_statics): Change dump file
5494 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5496 * tree-optimize.c (init_tree_optimization_passes): Add
5497 pass_eliminate_useless_stores pass.
5498 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5499 * tree-ssa-pre.c (is_copy_stmt): New function.
5500 (follow_copies_till_vuse): Ditto.
5501 (do_eustores): Ditto.
5502 (gate_eustores): Ditto.
5504 2005-07-16 Richard Henderson <rth@redhat.com>
5506 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5508 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5509 Kenneth Zadeck <zadeck@naturalbridge.com>
5511 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5512 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5513 ipa-type-escape.h, tree-promote-statics.c
5514 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5515 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5516 tree-promote-statics.c: new files.
5517 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5518 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5519 int nonlocal_set_p, mark_constant_function): Deleted.
5520 (rest_of_handle_cfg): Removed call to mark_constant_function.
5521 (nonoverlapping_component_refs_p): Added calls to support
5522 type based aliasing.
5523 * tree-ssa-alias.c (may_alias_p,
5524 compute_flow_insensitive_aliasing): Ditto.
5525 * calls.c (flags_from_decl_or_type): Removed reference to
5527 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5528 too many arguments. This is necessary for Spec 2000.
5529 * cgraph.h (const_function, pure_function): Removed.
5530 * common.opt: Added "fipa-pure-const", "fipa-reference",
5531 "fipa-type-escape", and "ftree-promote-static".
5533 * passes.c: Added ipa and tree-promote-statics passes.
5534 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5535 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5536 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5537 * tree-flow.h: Added exposed sra calls and addition of
5538 reference_vars_info field for FUNCTION_DECLS.
5539 * tree-pass.h: Added passes.
5540 * tree-sra.c: (sra_init_cache): New function.
5541 (sra_insert_before, sra_insert_after) Made public.
5542 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5544 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5545 aliasing. (may_alias_p): Added code to use type escape analysis to
5547 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5548 code to prune clobbers of static variables based on information
5549 produced in ipa-reference pass. Changed call clobbering so that
5550 statics are not marked as clobbered if the call does not clobber
5553 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5555 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5558 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5560 * doc/install.texi (*-*-solaris2*): Document recommended version
5561 of GNU binutils and mention GNU linker problem on Solaris 10.
5563 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5566 * c-decl.c (c_build_bitfield_integer_type): New function.
5567 (finish_struct): Call it.
5568 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5570 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5572 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5575 2005-07-16 Jan Hubicka <jh@suse.cz>
5577 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5578 (scale_bbs_frequencies_int): Watch roundoff errors.
5579 * predict.c (return_prediction): Initialize return_stmt.
5581 2005-07-16 Jan Hubicka <jh@suse.cz>
5583 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5584 after RTL profiling.
5586 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5589 * fold-const.c (build_range_check): Convert high/low to etype
5590 if we are only comparing against exp.
5592 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5594 Fix PR tree-optimization/22376
5595 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5597 (need_to_solve): New function.
5598 (compute_points_to_sets): Use it.
5600 2005-07-15 Jan Hubicka <jh@suse.cz>
5602 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5603 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5605 2005-07-15 Richard Guenther <rguenther@suse.de>
5607 * c-common.c (handle_flatten_attribute): New function.
5608 Add flatten function attribute.
5609 * doc/extend.texi: Document flatten function attribute.
5610 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5611 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5613 (cgraph_decide_inlining): Handle functions with flatten
5616 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5618 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5619 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5620 UNSPEC_XCHG, UNSPEC_AND): New.
5621 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5622 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5623 * config/rs6000/sync.md (FETCHOP): New code macro.
5624 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5626 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5627 (sync_compare_and_swap<mode>): Same.
5628 (sync_lock_test_and_set<mode>): Same.
5629 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5630 for QImode and HImode, and not PPC405.
5631 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5632 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5633 (sync_<fetchop>{si,di}_internal): New.
5634 (sync_nand{si,di}_internal): New.
5635 (sync_old_<fetchop>{si,di}_internal): New.
5636 (sync_old_nand{si,di}_internal): New
5637 (sync_new_<fetchop>{si,di}_internal): New.
5638 (sync_new_nand{si,di}_internal): New.
5639 (atomic_and{si,di}): New.
5640 (sync_new_nand{si,di}_internal): New.
5641 (atomic_and{si,di}): New.
5642 (sync_add<mode>_internal): Delete.
5643 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5644 (sync_sub<mode>_internal): Delte.
5645 (sync_subshort_internal): New.
5646 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5647 (sync_anddi_internal): Delete.
5648 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5649 (sync_booldi_internal): Delete.
5650 (sync_boolc<mode>_internal): Delete.
5651 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5652 (sync_boolc<mode>_internal2): Delete.
5653 (sync_boolcc<mode>_internal): Delete.
5654 (isync, lwsync): Use unspec instead of unspec_volatile.
5655 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5656 Revert UNSPEC_VOLATILE.
5657 (rs6000_split_atomic_op): New.
5658 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5660 2005-07-14 Eric Christopher <echristo@redhat.com>
5662 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5663 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5665 2005-07-14 Eric Christopher <echristo@redhat.com>
5667 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5669 2005-07-14 Steven Bosscher <stevenb@suse.de>
5671 PR tree-optimization/22230
5672 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5673 the computation of the four cross productions for "range op range".
5675 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5676 Ulrich Weigand <uweigand@de.ibm.com>
5679 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5682 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5684 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5686 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5688 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5690 2005-07-14 Richard Guenther <rguenther@suse.de>
5693 * config/i386/i386-protos.h (ix86_function_value): Change
5694 prototype to match new target hook.
5695 * config/i386/i386.c (ix86_value_regno): Change prototype
5696 to take extra type argument.
5697 (TARGET_FUNCTION_VALUE): Define.
5698 (ix86_function_ok_for_sibcall): Pass extra argument to
5699 ix86_value_regno, check return slot rtx for exact match.
5700 (ix86_function_value): Take extra parameter. Dispatch to
5701 ix86_value_regno with fndecl/fntype as provided.
5702 (ix86_value_regno): Handle extra type argument.
5703 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5705 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5706 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5707 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5708 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5709 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5711 2005-07-14 Richard Guenther <rguenther@suse.de>
5713 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5714 * calls.c (expand_call): Pass fntype to hard_function_value.
5715 (emit_library_call_value_1): Likewise.
5716 * explow.c: Include target.h.
5717 (hard_function_value): Take extra argument, the fntype.
5718 Use new target hook for function_value.
5719 * expr.h (hard_function_value): Change prototype.
5720 * function.c (aggregate_value_p): Pass 0 as fntype to
5721 hard_function_value.
5722 (assign_parms): Use new target hook for function_value.
5723 Pass 0 as fntype to hard_function_value.
5724 (expand_function_end): Likewise.
5725 * reg-stack.c: Include target.h.
5726 (stack_result): Use new target hook for function_value.
5727 * target-def.h: New target hook function_value.
5728 * target.h: Likewise.
5729 * targhooks.c (default_function_value): New function.
5730 * targhooks.h (default_function_value): Declare.
5732 2005-07-13 Ian Lance Taylor <ian@airs.com>
5734 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5736 2005-07-14 Jan Hubicka <jh@suse.cz>
5738 * tree-dfa.c (dump_variable): Use default_def function.
5739 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5740 * tree-ssa.c (verify_use): Likewise.
5741 * tree-ssanames.c (release_ssa_name): Likewise.
5742 * tree-tailcall.c (eliminate_tail_call): Likewise.
5743 (tree_optimize_tail_calls_1): Likewise.
5744 * tree-vrp.c (get_value_range): Likewise.
5746 2005-07-14 Ben Elliston <bje@au.ibm.com>
5748 * gcc.c (main): Compare language[0] with '*' when iterating over
5751 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5753 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5754 "s390_emit_compare". Add handling of CCZ1mode.
5755 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5756 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5758 (s390_branch_condition_mask): Add CCZ1mode handling.
5759 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5760 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5761 Use CCZ1mode instead of CCZmode.
5762 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5764 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5766 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5768 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5770 2005-07-13 Eric Christopher <echristo@redhat.com>
5772 * config/mips/mips.c (mips_canonicalize_comparison): New.
5773 (mips_emit_int_relational): Use.
5775 2005-07-13 Eric Christopher <echristo@redhat.com>
5777 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5779 * config/s390/s390.md: Include tpf.md. Move tpf specific
5781 * config/s390/tpf.md: To here.
5782 * config/s390/s390.opt: Move tpf specific options...
5783 * config/s390/tpf.opt: to here. Add mmain option.
5784 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5785 * config/s390/tpf.h: Rewrite.
5787 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5789 * doc/tm.texi: Remove @xref{Cross-profiling}.
5791 2005-07-13 Jeff Law <law@redhat.com>
5793 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5794 expressions, test their _DECL operands for pointer equality rather
5795 than using operand_equal_p.
5797 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5799 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5800 (TARGET_POSIX_IO): This.
5801 * config/darwin.h: Likewise.
5802 * config/freebsd.h: Likewise.
5803 * config/linux.h: Likewise.
5804 * config/lynx.h: Likewise.
5805 * config/netbsd.h: Likewise.
5806 * config/rs6000/linux64.h: Likewise.
5807 * config/rs6000/linux.h: Likewise.
5808 * config/s390/tpf.h: Likewise.
5809 * config/sh/embed-elf.h: Likewise.
5810 * config/sparc/linux64.h: Likewise.
5811 * config/sparc/linux.h: Likewise.
5812 * config/svr4.h: Likewise.
5813 * gcov-io.h: Likewise.
5815 * doc/tm.texi: Updated.
5817 * libgcov.c (create_file_directory): Defined only if
5818 TARGET_POSIX_IO is defined.
5819 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5822 2005-07-13 Jan Hubicka <jh@suse.cz>
5824 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5826 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5828 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5829 structure as argument.
5831 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5833 PR tree-optimization/21921
5834 * tree-iterator.c (tsi_link_before): Support the case when
5835 tsi_end_p (tsi) == true.
5837 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5839 PR tree-optimization/22442
5840 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5843 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5845 PR rtl-optimization/20376
5846 * toplev.c (process_options): Enable -fweb and -frename-registers when
5848 * doc/invoke.texi: Update the information about when -fweb and
5849 -frename-registers are enabled.
5851 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5854 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5855 if *rhs_p is not a SSA_NAME.
5857 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
5859 Fix PR tree-optimization/22422
5860 * tree-ssa-structalias.c (struct variable_info): Add flag for
5862 (get_varinfo): Now a static function.
5863 (new_varinfo): init has_union and is_special_var to false.
5864 (solution_set_add): Check has_union.
5865 (do_da_constraint): Move temporary variable so it gets reset
5867 Also check for special variable.
5868 (do_ds_constraint): Ditto.
5869 (do_sd_constraint): Ditto.
5870 (do_structure_copy): Check for special variable.
5871 (find_func_aliases): Ditto.
5872 (init_base_vars): Set special vars properly.
5874 2005-07-13 Jan Hubicka <jh@suse.cz>
5876 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5879 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5880 (get_expr_operands): Fix thinko wrt flags and subvars.
5882 PR tree-optimize/22379
5883 * tree-inline.c (expand_call_inline): Do not output sorry in early
5886 2005-07-12 Dale Johannesen <dalej@apple.com>
5888 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
5890 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5893 * host-linux.h: Include limits.h.
5895 2005-07-12 Dale Johannesen <dalej@apple.com>
5897 * expr.c (compress_float_constant): Add cost check.
5898 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5900 2005-07-12 Dale Johannesen <dalej@apple.com>
5902 * gcc.target/i386/compress-float-sse.c: New.
5903 * gcc.target/i386/compress-float-sse-pic.c: New.
5904 * gcc.target/i386/compress-float-387.c: New.
5905 * gcc.target/i386/compress-float-387-pic.c: New.
5906 * gcc.dg/compress-float-ppc.c: New.
5907 * gcc.dg/compress-float-ppc-pic.c: New.
5909 2005-07-12 Eric Christopher <echristo@redhat.com>
5911 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5913 * config/s390/s390.md: Include tpf.md. Move tpf specific
5915 * config/s390/tpf.md: To here.
5916 * config/s390/s390.opt: Move tpf specific options...
5917 * config/s390/tpf.opt: to here. Add mmain option.
5918 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5919 * config/s390/tpf.h: Rewrite.
5921 2005-07-12 Eric Christopher <echristo@redhat.com>
5923 * gcc.c (struct infile): Update comment for language.
5924 (main): Rewrite input file resetting code.
5926 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5929 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5930 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5931 (lookup_avail_expr): Use constant_boolean_node instead
5932 of boolean_false_node/boolean_true_node.
5934 2005-07-12 Ben Elliston <bje@au.ibm.com>
5936 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5937 and use it when printing num_edges.
5939 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5941 * doc/extend.texi (Blackfin Built-in Functions): New section.
5942 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5945 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
5947 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5948 s/cmpstrsi/cmpstrnsi
5949 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5951 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5952 (init_optabs): Initialize cmpstrn_optab.
5953 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5954 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5955 * expr.c: (enum insn_code cmpstrn_optab): Declare.
5956 * config/i386/i386.md: s/cmpstr/cmpstrn
5957 * config/c4x/c4x.md: s/cmpstr/cmpstrn
5958 * doc/md.texi: Update documentation.
5960 2005-07-11 Richard Henderson <rth@redhat.com>
5962 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5963 build_va_arg_indirect_ref.
5964 (alpha_gimplify_va_arg): Likewise.
5965 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5966 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5967 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5968 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5969 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5970 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5972 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5974 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5976 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5977 * passes.c (init_optimization_passes): Add pass_empty_loop.
5978 * tree-pass.h (pass_empty_loop): Declare.
5979 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5980 try_remove_empty_loop, remove_empty_loops): New functions.
5981 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5982 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5984 2005-07-12 Peter Barada <peter@the-baradas.com>
5988 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5989 in address registers.
5990 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5991 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5992 alternative of addsi3_5200.
5994 2005-07-11 Ian Lance Taylor <ian@airs.com>
5996 * config/mips/mips.md (ffs<mode>2): Remove.
5998 2005-07-11 Ian Lance Taylor <ian@airs.com>
6000 * doc/tree-ssa.texi (Cleanups): Improve description of
6002 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6004 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6006 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6007 * tree.h (DECL_ARGUMENT_FLD): New macro.
6009 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6011 Fix PR tree-optimization/22404
6013 * tree-ssa-structalias.c (create_variable_info_for): Use
6016 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6018 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6019 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6020 for second comparison operand.
6021 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6023 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6024 (define_insn_reservation "alu"): Likewise.
6025 (csync, ssync): Now of type sync.
6026 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6027 -mcsync-anomaly -mspecld-anomaly.
6028 * config/bfin/bfin.opt (mcsync): Remove.
6029 (mcsync-anomaly, mspecld-anomaly): Add.
6030 * config/bfin/bfin.c: Include "insn-codes.h".
6031 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6032 (TARGET_DEFAULT_TARGET_FLAGS): New.
6033 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6035 2005-07-11 Steven Bosscher <stevenb@suse.de>
6037 * basic-block.h: Give the BB flags enum a name, bb_flags.
6038 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6039 * cfgcleanup.c (enum bb_flags): Remove here.
6040 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6041 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6042 (update_forwarder_flag): Likewise.
6043 (thread_jump): Likewise.
6044 (try_forward_edges): Likewise.
6045 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6046 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6047 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6049 2005-07-11 Richard Guenther <rguenther@suse.de>
6051 * config/i386/i386.opt: New target option -msseregparm.
6052 * config/i386/i386.c (override_options): Error out for
6053 -msseregparm but no SSE support.
6054 (ix86_function_sseregparm): Check for global sseregparm.
6055 * doc/invoke.texi: Document -msseregparm.
6057 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6059 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6060 (m32rle-*-linux*): Ditto.
6062 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6064 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6065 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6068 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6072 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6073 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6075 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6077 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6078 (varmap): Heapify varmap.
6079 (constraints): Heapify constraints.
6080 (struct constraint_graph): Heapify succs and preds.
6081 (constraint_vec_find): Update for heapification.
6082 (constraint_set_union): Ditto.
6083 (insert_into_complex): Ditto.
6084 (constraint_edge_vec_find): Ditto.
6085 (erase_graph_self_edge): Ditto.
6086 (add_graph_edge): Ditto.
6087 (get_graph_weights): Ditto.
6088 (merge_graph_nodes): Ditto.
6089 (build_constraint_graph): Ditto.
6090 (topo_visit): Ditto.
6091 (solve_graph): Ditto.
6092 (create_variable_info_for): Ditto.
6093 (init_base_vars): Ditto.
6094 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6095 (condese_varmap_nodes): Free complex vector.
6096 (clear_edges_for_node): Clear succs and preds vector.
6098 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6100 * tree-ssa-structalias.c (update_alias_info): Change counting of
6101 references to not include vdefs.
6103 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6105 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6108 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6110 * pa.c (pa_commutative_p): Make PLUS commutative when
6111 TARGET_NO_SPACE_REGS is true.
6113 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6115 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6116 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6117 * tree-dfa.c (dump_subvars_for): New.
6118 (debug_subvars_for): New.
6119 (dump_variable): Show subvariables if VAR has them.
6120 * tree-flow-inline.h (get_subvar_at): New.
6121 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6122 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6124 (struct subvar): Change fields offset and size to unsigned
6126 (dump_subvars_for): Declare.
6127 (debug_subvars_for): Declare.
6128 (get_subvar_at): Declare.
6129 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6130 to unsigned HOST_WIDE_INT *.
6131 (overlap_subvar): Likewise.
6132 * tree-gimple.c (is_gimple_reg): Always return false for
6133 SFTs and memory tags.
6134 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6136 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6137 (compute_may_aliases): Call compute_points_to_sets.
6138 (collect_points_to_info_for): Remove.
6139 (compute_points_to_and_addr_escape): Remove.
6140 (delete_alias_info): Call delete_points_to_sets.
6141 (compute_flow_sensitive_aliasing): If the call to
6142 find_what_p_points_to returns false, call set_pt_anything.
6143 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6144 (set_pt_anything): Clear pi->pt_vars.
6145 (set_pt_malloc): Remove.
6146 (merge_pointed_to_info): Remove.
6147 (add_pointed_to_expr): Remove.
6148 (add_pointed_to_var): Remove.
6149 (collect_points_to_info_r): Remove.
6150 (is_escape_site): Make extern.
6152 (create_overlap_variables_for): Call it.
6153 * tree-ssa-copy.c (merge_alias_info): Never merge
6154 flow-sensitive alias information.
6155 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6156 offset and size to be unsigned HOST_WIDE_INT.
6157 (add_to_addressable_set): Rename from note_addressable.
6158 Set TREE_ADDRESSABLE as the variables are added to the set.
6160 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6161 operands into VUSEs when adding V_MAY_DEFs for members in an
6163 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6164 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6165 (struct variable_info): Add bitfield is_heap_var.
6166 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6167 (new_var_info): Initialize is_heap_var.
6168 (get_constraint_for): Add HEAP variables to the symbol table.
6169 Mark them with is_heap_var.
6170 (update_alias_info): New. Taken mostly from the old
6171 compute_points_to_and_addr_escape.
6172 (handle_ptr_arith): New.
6173 (find_func_aliases): Call update_alias_info.
6174 Call handle_ptr_info for tcc_binary expressions.
6175 Call mark_stmt_modified.
6176 (create_variable_info_for): If DECL has subvars, do not create
6177 variables for its subvars. Always add all the fields.
6178 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6179 SFTs, then add all the SFTs of the structure.
6180 If VI->DECL is an aggregate with subvariables, add the SFT at
6182 (find_what_p_points_to): If VI is an artificial variable,
6183 translate to bitfields in SSA_NAME_PTR_INFO.
6184 If the solution is empty, set pi->pt_vars to NULL
6185 (init_base_vars): Create ANYOFFSET.
6186 (compute_points_to_sets): Rename from create_alias_vars.
6188 (pass_build_pta): Remove.
6189 (delete_points_to_sets): Rename from delete_alias_vars.
6190 (pass_del_pta): Remove.
6191 * tree-ssa-structalias.h (struct alias_info): Move from
6193 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6194 NUM_REFERENCES_SET): Likewise.
6195 (compute_points_to_sets, delete_points_to_sets): Declare.
6197 2005-07-09 Richard Henderson <rth@redhat.com>
6199 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6200 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6201 alpha_split_lock_test_and_set_12): New functions.
6202 * config/alpha/alpha-protos.h: Update.
6203 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6204 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6205 * config/alpha/sync.md (I12MODE): New.
6206 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6207 (sync_<fetchop_name><I48MODE>): Likewise.
6208 (sync_nand<I48MODE>): Likewise.
6209 (sync_old_<fetchop_name><I48MODE>): Likewise.
6210 (sync_new_<fetchop_name><I48MODE>): Likewise.
6211 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6212 (sync_compare_and_swap<I48MODE>): Likewise.
6213 (sync_lock_test_and_set<I48MODE>): Likewise.
6214 (sync_compare_and_swap<I12MODE>): New.
6215 (sync_compare_and_swap<I12MODE>_1): New.
6216 (sync_lock_test_and_set<I12MODE>): New.
6217 (sync_lock_test_and_set<I12MODE>_1): New.
6219 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6223 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6225 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6227 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6228 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6230 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6233 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6235 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6237 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6238 memory_operand constraint.
6239 (store_conditional_<mode>): Same.
6240 (sync_compare_and_swap<mode>): Same.
6241 (sync_lock_test_and_set<mode>): Same.
6243 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6245 Rewrite PIC support to more closely model actual instructions.
6246 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6247 (cris_symbol): Remove prototypes for removed functions.
6248 (cris_pic_symbol_type_of, cris_valid_pic_const)
6249 (cris_expand_pic_call_address): Prototypes for new functions.
6250 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6252 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6254 <case ':'>: Add case for new punctuation character.
6255 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6256 emitting (extra) PIC modifier.
6257 <case UNSPEC>: Do not assert for PLT.
6258 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6259 (cris_expand_prologue, cris_expand_epilogue): Check
6260 for pic_offset_table_rtx usage instead of taking
6261 current_function_uses_pic_offset_table as the final word.
6262 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6263 Remove flag_pic difference.
6264 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6265 the moral equivalents of...
6266 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6268 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6269 (cris_handle_option): Mark ARG as unused.
6270 (cris_expand_pic_call_address): New worker function for "call",
6272 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6273 output PIC constructs here.
6274 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6275 as symbol-specific modifers, not whole or part of operands.
6276 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6277 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6278 constants and flag_pic.
6279 (CONSTANT_INDEX_P): Adjust for new functions.
6280 (enum cris_pic_symbol_type): New helper type.
6281 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6282 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6283 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6285 ("movsi"): Emit actual instructions for GOT and relative access.
6286 ("*movsi_got_load"): New pattern to set up the register holding
6288 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6289 Adjust FIXME for 'S'.
6290 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6291 Use "movs" for -fpic cases.
6292 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6293 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6294 ("call", "call_value"): Just call cris_expand_pic_call_address for
6296 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6297 Remove special pattern.
6298 ("*expanded_call_side", "*expanded_call_value_side"): New
6300 (gotplt-to-plt, gotplt-to-plt-side-call)
6301 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6303 * config/cris/cris/predicates.md
6304 ("cris_general_operand_or_gotless_symbol"): Remove unused
6306 ("cris_general_operand_or_symbol"): Adjust for new functions.
6308 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6310 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6312 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6314 * Makefile.in (TREE_H): Add treestruct.def.
6315 (c-decl.o): Add pointer-set.h
6316 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6317 visibility on regular DECL's.
6318 (merge_decls): Fix the copying of decl nodes of various types for
6319 the new structures. Don't update RTL, section name, weak status,
6320 etc, on DECL's without RTL.
6321 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6322 Don't check volatile on non-variable types.
6323 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6324 to check whether we have seen arguments.
6325 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6326 flag is checked before field (flag is common, field is not).
6327 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6328 TS_DECL_COMMON could have an origin.
6329 (add_location_or_const_value_attribute): Don't check section name
6330 on non-var/function decls.
6331 (dwarf2out_var_location): Reverse order of tests.
6332 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6333 with DECL_WRTL_CHECK.
6334 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6335 * fold-const.c (fold_binary): Don't check weakness on
6336 non-var/function decls.
6337 (tree_expr_nonzero_p): Ditto.
6338 (fold_checksum_tree): Use tree_decl_extra as sizeof
6340 * ggc-page.c (extra_order_size_table): Add sizes for
6341 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6343 * gimplify.c (gimplify_bind_expr): Only set
6344 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6345 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6347 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6348 * langhooks.h (init_ts). New langhook.
6349 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6350 * print-tree.c (print_node): Update to only print fields that
6351 exist in the structures the passed decl has.
6352 * toplev.c (wrapup_global_declarations): Don't reset
6353 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6354 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6355 * tree-inline.c (remap_decl): Ditto.
6356 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6357 * tree-pretty-print.c (print_declaration): Don't print
6358 DECL_REGISTER on things that don't contain it.
6359 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6360 non-var/function decls.
6361 * tree.c (tree_contains_struct): New structure.
6362 (init_priority_for_decl): New hashtable.
6363 (tree_int_map): New structure.
6364 (tree_int_map_eq): New function.
6365 (tree_int_map_marked_p): Ditto.
6366 (tree_int_map_hash): Ditto.
6367 (tree_map): Move to tree.h.
6368 (tree_map_eq): Externalize.
6369 (tree_map_hash): Ditto.
6370 (tree_map_marked_p): Ditto.
6371 (init_ttree): Set up tree_contains_struct and call langhook.
6372 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6373 (tree_code_size): Update for new structures.
6374 (tree_node_structure): Update for new structures.
6375 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6377 (copy_node_stat): Copy init priority.
6378 (build_decl_stat): Ditto for visibility.
6379 (ts_enum_names): New.
6380 (tree_contains_struct_check_failed): New function.
6381 (decl_init_priority_lookup): Ditto.
6382 (decl_init_priority_insert): Ditto.
6383 * treestruct.def: New file.
6384 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6385 (CONTAINS_STRUCT_CHECK): Ditto.
6386 (tree_contains_struct_check_failed): New prototype.
6387 (DECL_CHECK): Removed.
6388 (DECL_MINIMAL_CHECK): New.
6389 (DECL_COMMON_CHECK): Ditto.
6390 (DECL_WRTL_CHECK): Ditto.
6391 (DECL_NON_COMMON_CHECK): Ditto.
6392 (DECL_WITH_VIS_CHECK): Ditto.
6393 (VAR_OR_FUNCTION_DECL_P): Ditto
6394 (struct tree_decl_minimal): New structure.
6395 (struct tree_decl_common): Ditto.
6396 (struct tree_decl_with_rtl): Ditto.
6397 (struct tree_decl_with_vis): Ditto.
6398 (struct tree_decl_non_common): Ditto.
6399 (struct tree_field_decl): Ditto.
6400 (struct tree_parm_decl): Ditto.
6401 (struct tree_var_decl): Ditto.
6402 (struct tree_function_decl): Ditto.
6403 (struct tree_const_decl): Ditto.
6404 (struct tree_result_decl): Ditto.
6405 (union tree_node): Add new structures.
6406 * var-tracking.c (track_expr_p): Reverse order of tests.
6408 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6410 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6412 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6413 * system.h: Poison FINALIZE_PIC.
6414 * doc/tm.texi (FINALIZE_PIC): Remove.
6416 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6419 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6420 to the correct type if we have a MODIFY_EXPR.
6422 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6424 PR tree-optimization/22360
6425 * tree.c (upper_bound_in_type): Fix calculations for casting
6426 to a non-wider signed type and casting a signed value to a
6427 wider unsigned type.
6428 (lower_bound_in_type): Fix calculations for casting to a
6429 non-wider signed type.
6431 PR tree-optimization/20139
6432 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6434 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6435 fold_cond_expr_cond.
6436 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6437 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6439 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6442 * tree-complex.c (expand_complex_libcall): Produce
6443 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6445 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6447 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6448 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6449 b" assert and inserted fastpath code for this case.
6450 (bitmap_ior): Removed "a != b" assert.
6452 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6454 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6455 (ENDFILE_SPEC): Likewise.
6456 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6458 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6459 a large stack frame at epilogue.
6461 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6463 * final.c: Include sdbout.h when required.
6465 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6467 * config.gcc (*-*-darwin*): Only one target-specific header file
6469 (powerpc-*-darwin*): Add version-specific header files.
6470 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6471 * config.in: Regenerate.
6472 * configure: Regenerate.
6473 * gcc.c: Include xregex.h.
6474 (version_compare_spec_function): New.
6475 (spec_function): Add version-compare.
6476 (replace_outfile_spec_function): Reformat comment.
6477 (compare_version_strings): New.
6478 * config/darwin-c.c (version_as_macro): New.
6479 (builtin_define): New.
6480 (darwin_cpp_builtins): New.
6481 * config/darwin-protos.h (darwin_cpp_builtins): New.
6482 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6483 (LIB_SPEC): Make unconditional, update comment.
6484 (TARGET_C99_FUNCTIONS): Define.
6485 * config/darwin.opt: Sort.
6486 (mmacosx-version-min=): New.
6487 * config/darwin7.h: Delete.
6488 * config/darwin8.h: Delete.
6489 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6490 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6491 (TARGET_C99_FUNCTIONS): Define.
6492 * config/rs6000/darwin7.h: New.
6493 * config/rs6000/darwin8.h: New.
6494 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6495 (-mmacosx-version-min): Document.
6497 2005-07-07 Ian Lance Taylor <ian@airs.com>
6499 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6501 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6504 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6506 2005-07-07 Khem Raj <kraj@mvista.com>
6508 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6509 in bytes, not words.
6511 2005-07-07 Paul Brook <paul@codesourcery.com>
6513 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6514 DEFAULT_FUNCTION_ARG_PADDING to upward.
6516 2005-07-07 Richard Henderson <rth@redhat.com>
6518 * function.c (locate_and_pad_parm): Record parameter alignment in
6519 stack_alignment_needed.
6521 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6523 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6524 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6525 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6526 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6527 (define_attr "type"): Add isync, sync, load_l, store_c.
6528 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6529 Create scratch volatile MEM.
6530 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6532 (load_locked_<mode>): New.
6533 (store_conditional_<mode>): New.
6534 (sync_compare_and_swap<mode>): Replace with splitter.
6535 (sync_lock_test_and_set<mode>): Replace with splitter.
6536 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6538 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6539 is ics. Attribute isync.
6540 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6542 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6543 and UNSPECV_SYNC_OP.
6544 (emit_unlikely_jump): New.
6545 (emit_load_locked): New.
6546 (emit_store_conditional): New.
6547 (rs6000_split_compare_and_swap): New.
6548 (rs6000_split_lock_test_and_set): New.
6549 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6550 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6551 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6552 rs6000_split_lock_test_and_set): Declare.
6553 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6554 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6555 store_c, isync, sync.
6557 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6559 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6560 filenames to gtyp-gen.h.
6561 (s-typ-gen): Use it in place of for loops.
6563 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6565 * hooks.c (hook_bool_rtx_int_false): New function.
6566 * hooks.h (hook_bool_rtx_int_false): Declare.
6567 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6568 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6569 * target.h (struct gcc_target): Add commutative_p member.
6570 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6571 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6572 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6573 (pa_commutative_p): New function.
6574 * jump.c (target.h): Include.
6575 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6576 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6578 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6580 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6581 (s390_expand_setmem): New.
6582 * config/s390/s390.c: Likewise.
6583 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6585 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6586 general_operand. Call new function "s390_expand_setmem".
6587 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6588 ("setmem_long", "*setmem_long"): ... this.
6590 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6592 * config/s390/s390.c: (optimization_options): Enable
6593 TARGET_MVCLE at -Os.
6594 * doc/invoke.texi: Document changes in default behaviour.
6595 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6597 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6599 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6600 defined by back-end.
6602 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6604 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6605 all sets in the pattern.
6606 * config/rs6000/rs6000.md (stack_protect_testsi,
6607 stack_protect_testdi): Likewise.
6609 2005-07-06 Jeff Law <law@redhat.com>
6611 * tree-vrp.c (simplify_using_ranges): Kill.
6612 (vrp_finalize): Remove call to simplify_using_ranges.
6613 (simplify_stmt_using_ranges): New function extracted from
6614 simplify_using_ranges.
6615 (simplify_div_or_mod_using_ranges): Likewise.
6616 (simplify_abs_using_ranges): Likewise.
6617 (simplify_cond_using_ranges): New function.
6618 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6619 * tree-ssa-propagate.c (substitute_and_fold): Call
6620 simplify_stmt_using_ranges if we have range information.
6622 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6624 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6625 ia64_flag_schedule_isns2.
6627 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6628 reading/writing general registers.
6629 (ia64_function_arg): Revert 2005-06-18 change.
6631 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6633 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6634 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6636 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6638 * function.c (expand_function_end): Revert part of 2005-06-27
6639 patch. Do sjlj_emit_function_exit_after after return_label.
6641 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6643 * doc/install.texi (--disable-libssp): New.
6645 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6647 * doc/invoke.texi: Update -fforce-mem documentation.
6648 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6649 code for -fforce-mem.
6650 * expmed.c: (store_bit_field,store_fixed_bit_field,
6651 extract_bit_field): Ditto.
6652 * expr.c: (convert_move): Ditto.
6653 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6654 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6655 emit_conditional_add,expand_float,expand_fix): Ditto.
6656 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6657 (common_handle_option): Issue warning when -fforce-mem specified.
6659 2005-07-06 Paul Brook <paul@codesourcery.com>
6661 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6663 * configure: Regenerate.
6665 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6667 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6669 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6671 Fix PR tree-optimization/22319
6672 Fix PR tree-optimization/22140
6673 Fix PR tree-optimization/22310
6675 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6676 variable sized types.
6677 Use correct type for intermediate structure on *a = *b structure
6680 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6682 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6684 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6685 (machine_function): Move typedef to...
6686 * config/rs6000/rs6000.c (machine_function): ... here. Add
6687 varargs_save_offset field.
6688 (rs6000_stack_t): Remove varargs_size field.
6689 (setup_incoming_varargs): Allocate varargs save area using
6690 assign_stack_local, try to make it as small as possible.
6691 Save offset from virtual_stack_vars_rtx to the save area
6692 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6693 instead of magic 8 when fp word byte size is used.
6694 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6695 instead of -RS6000_VARARGS_SIZE.
6696 (rs6000_stack_info, debug_stack_info,
6697 rs6000_initial_elimination_offset): Remove all traces of
6699 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6700 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6701 RS6000_VARARGS_AREA.
6703 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6705 PR tree-optimization/21963
6706 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6707 constant_multiple_of in the same way get_computation_cost_at does.
6709 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6711 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6712 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6713 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6714 and return its previous value.
6715 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6716 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6718 (stack_protect_set, stack_protect_test): New expanders.
6719 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6720 stack_protect_testdi): New insns.
6721 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6722 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6724 2005-07-06 Jeff Law <law@redhat.com>
6726 * tree-ssa-dce.c (cfg_altered): New global.
6727 (tree_dce_init): Initialize cfg_altered.
6728 (remove_dead_stmt): If we remove an edge in the CFG, then set
6730 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6733 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6735 * Makefile.in (stamp-collect-ld): Use
6736 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6737 ./collect-ld if it already exists.
6738 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6739 Don't remove ./nm if it already exists.
6741 2005-07-05 Devang Patel <dpatel@apple.com>
6743 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6744 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6745 * tree-vectorizer.c (vect_loop_location): New.
6746 (vect_print_dump_info): Use vect_loop_location.
6747 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6748 (vectorize_loops): Set vect_loop_location.
6749 * tree-vect-analyze.c (vect_analyze_offset_expr,
6750 vect_determin_vectorization_factor, vect_analyze_operations,
6751 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6752 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6753 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6754 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6755 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6756 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6757 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6758 vect_analyze_loop): Adjust vect_print_dump_info API.
6759 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6760 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6761 vect_finish_stmt_generation, vectorizable_assignment,
6762 vectorizable_operation, vectorizable_store, vectorizable_load,
6763 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6764 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6765 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6766 vect_transform_loop): Same.
6767 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6768 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6771 2005-07-05 Randolph Chung <tausq@debian.org>
6773 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6774 * configure: Regenerate.
6775 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6776 (pa_tls_referenced_p): Declare.
6777 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6778 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6779 (legitimize_tls_address): New.
6780 (hppa_legitimize_address): Handle TLS addresses.
6781 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6782 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6783 (emit_move_sequence): Handle TLS addresses.
6784 (pa_encode_section_info): Call default handler to handle common
6786 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6787 (CONSTANT_ADDRESS_P): Reject TLS operands.
6788 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6789 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6790 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6791 (UNSPEC_TLSLE): Define new constants.
6792 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6793 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6794 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6795 (tie_symbolic_operand, tle_symbolic_operand): New
6797 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6799 * aclocal.m4: Update macros for autoconf 2.59 style.
6800 * configure.ac: Likewise.
6802 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6804 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6805 (function_arg): Pass small aggregates in general registers on 32-bit
6807 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6809 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6811 * Makefile.in (final.o): Fix dependencies.
6813 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6817 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6818 * langhooks.c (lhd_expr_to_decl): New.
6819 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6821 (LANG_HOOKS_INITIALIZER): Update.
6822 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6823 expr_to_decl langhook.
6824 * c-tree.h (c_expr_to_decl): Declare.
6825 * c-typeck.c (c_expr_to_decl): New.
6826 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6828 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6830 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6833 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6834 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6836 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6838 * Makefile.in: Adjust dependencies.
6839 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6840 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6841 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6842 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6843 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6844 rest_of_compilation.
6846 * bb-reorder.c (gate_duplicate_computed_gotos,
6847 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6848 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6849 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6850 pass_partition_blocks): New.
6851 * bt-load.c (gate_handle_branch_target_load_optimize,
6852 rest_of_handle_branch_target_load_optimize,
6853 pass_branch_target_load_optimize): New.
6854 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6856 * cfglayout.c (pass_insn_locators_initialize): New.
6857 * cfgrtl.c (pass_free_cfg): New.
6858 * combine.c (gate_handle_combine, rest_of_handle_combine,
6860 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
6861 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
6862 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
6863 * except.c (pass_set_nothrow_function_flags,
6864 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
6866 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
6867 rest_of_handle_shorten_branches, pass_shorten_branches,
6868 rest_of_clean_state, pass_clean_state): New.
6869 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6870 rest_of_handle_remove_death_notes, pass_remove_death_notes,
6871 rest_of_handle_life, pass_life, rest_of_handle_flow2,
6873 * function.c (pass_instantiate_virtual_regs, pass_init_function,
6874 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6875 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6876 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6878 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6879 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6880 pass_rtl_ifcvt, gate_handle_if_after_combine,
6881 rest_of_handle_if_after_combine, pass_if_after_combine,
6882 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6883 pass_if_after_reload): New.
6884 * integrate.c (pass_initial_value_sets): New.
6885 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6886 pass_purge_lineno_notes): New.
6887 * mode-switching.c (rest_of_handle_mode_switching,
6888 pass_mode_switching): New.
6889 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6890 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6892 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6893 pass_loop_optimize): New.
6894 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6896 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6898 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6899 pass_postreload_cse): New.
6900 * profile.c (gate_handle_profiling, pass_profiling,
6901 rest_of_handle_branch_prob, pass_branch_prob): New.
6902 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6903 pass_split_before_regstack, gate_handle_split_before_regstack,
6904 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6905 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6906 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6907 pass_stack_regs): New.
6908 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6909 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6910 pass_stack_adjustments): New.
6911 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6912 pass_regrename): New.
6913 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6914 pass_delay_slots, gate_handle_machine_reorg,
6915 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6916 * rtl.h (extern void purge_line_number_notes): New.
6917 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6918 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6920 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6922 * value-prof.c (gate_handle_value_profile_transformations,
6923 rest_of_handle_value_profile_transformations,
6924 pass_value_profile_transformations): New.
6925 * var-tracking.c (gate_handle_var_tracking,
6926 pass_variable_tracking): New.
6927 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6929 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6930 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6931 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6932 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6933 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6934 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6935 rest_of_handle_gcse2, rest_of_handle_regmove,
6936 rest_of_handle_tracer, rest_of_handle_if_conversion,
6937 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6938 rest_of_handle_web, rest_of_handle_branch_prob,
6939 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6940 rest_of_handle_jump_bypass, rest_of_handle_combine,
6941 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6942 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6943 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6944 rest_of_handle_mode_switching, rest_of_handle_jump,
6945 rest_of_handle_eh, rest_of_handle_stack_adjustments,
6946 rest_of_handle_flow2, rest_of_handle_jump2,
6947 rest_of_handle_peephole2, rest_of_handle_postreload,
6948 rest_of_handle_shorten_branches, rest_of_clean_state,
6949 rest_of_compilation): Remove.
6951 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6952 * passes.c (dump_flags, in_gimple_form, all_passes,
6953 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6954 register_dump_files, next_pass_1, last_verified, execute_todo,
6955 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6956 from tree-optimize.c.
6957 (init_optimization_passes): Moved from tree-optimize.c,
6958 adding the RTL optimizations.
6959 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6960 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6961 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6962 register_dump_files, next_pass_1, last_verified, execute_todo,
6963 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6964 init_tree_optimization_passes, ipa_passes): Delete.
6965 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6967 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6968 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6970 (ipa_passes): Remove.
6971 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6972 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6973 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6974 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6975 (dump_info_p, dump_flag): Moved to tree-dump.h.
6977 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6979 * passes.c (finish_optimization_passes): Use dump_begin
6980 and dump_end, TDI_end.
6981 (gate_rest_of_compilation): New.
6982 (pass_rest_of_compilation): Use it.
6983 (gate_postreload, pass_postreload): New.
6984 * toplev.c (general_init): Rename init_tree_optimization_passes.
6985 * toplev.h (init_tree_optimization_passes): Rename to
6986 init_optimizations_passes.
6987 * tree-dump.c (dump_flag): Make static.
6988 (dump_files): Remove RTL dumps.
6989 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6990 pass_cleanup_cfg, pass_free_cfg_annotations,
6991 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6992 pass_init_datastructures, pass_fixup_cfg): Make non-static.
6993 * tree-pretty-print.c: Include tree-pass.h.
6994 * cgraph.c: Include tree-dump.h.
6996 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6998 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6999 Only fall back to saying it points to readonly memory if
7002 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7004 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7005 * config/m32r/m32r.c (m32r_compute_frame_size,
7006 m32r_expand_prologue): Take current_function_profile into
7007 account whenever we reference
7008 current_function_uses_pic_offset_table.
7009 (m32r_finalize_pic): Remove.
7010 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7012 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7014 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7015 instead of $<. Don't remove ./as if it already exists.
7017 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7020 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7021 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7022 for complex modes when generating code for PA 1.0.
7023 (VALID_FP_MODE_P): New macro.
7024 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7025 sets for all general and floating point modes. Align wide floating
7026 point modes to even register boundaries to comply with architectural
7028 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7029 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7030 (VALID_FP_MODE_P): New macro.
7031 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7032 sets for all general and floating point modes. Align wide floating
7033 point modes to even register boundaries to comply with architectural
7036 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7038 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7041 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7043 * tree-ssa-structalias.c: Don't include expr.h.
7045 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7047 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7050 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7052 Fix PR tree-optimization/22279
7054 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7057 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7059 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7061 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7063 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7064 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7065 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7066 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7067 config/stormy16/stormy16.c, config/v850/v850.c,
7068 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7069 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7070 Avoid "." or "\n" at end of diagnostics and capital letters at
7071 start of diagnostics.
7072 * combine.c, cse.c: Don't translate dump file output.
7073 * toplev.c (print_version): Only translate output if going to
7076 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7078 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7079 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7082 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7084 * pa.c (fix_range): Fix typo in comment.
7086 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7088 * tree-vrp.c (extract_range_from_assert): Replace
7089 fold (build (...)) with fold_build2.
7091 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7093 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7094 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7095 (format_types_orig, handle_format_attribute): Add support for
7098 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7100 * varasm.c (assemble_variable): Fix format specifier thinko.
7102 2005-07-03 Ira Rosen <irar@il.ibm.com>
7104 PR tree-optimization/22029 (and 22135)
7105 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7106 a phi node before calling dump_vops.
7108 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7110 * tree-dump.h (dump_string_field): Declare.
7111 * tree-dump.c: Use it instead of dump_string.
7112 (dump_string_field): Make non-static.
7114 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7116 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7117 up the minimal CFG stuff always when optimize > 0. Call
7118 split_all_insns_noflow in PIC case if needed.
7120 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7121 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7124 * c-decl.c (c_write_global_declarations): Dump contents of
7126 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7127 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7128 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7129 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7132 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7134 * c-common.h (GCC_DIAG_STYLE): Define.
7135 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7136 version for format checking to 4.1.
7137 * c-format.c: Include toplev.h after c-common.h.
7138 (enum format_type): Add gcc_tdiag_format_type.
7139 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7140 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7141 (format_types_orig): Add gcc_tdiag.
7142 (init_dynamic_diag_info): Support gcc_tdiag formats.
7143 (handle_format_attribute): Likewise.
7144 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7145 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7146 version for format checking to 4.1.
7147 (warning0, warning, error, pedwarn, sorry): Use
7149 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7150 (finish_aliases_1): Do not use %qE.
7151 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7152 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7153 Correct format bugs.
7154 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7155 parameter to unsigned HOST_WIDE_INT.
7156 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7158 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7161 * expr.c (write_complex_part): Use adjust_address for MEM.
7162 (read_complex_part): Same.
7164 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7166 Fix PR tree-optimization/22280
7168 * tree-sra.c (generate_element_init): Remove useless loop.
7170 2005-07-02 Richard Henderson <rth@redhat.com>
7172 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7174 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7176 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7179 * fold-const.c (fold_binary): Handle the return value of
7180 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7181 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7183 2005-07-02 Jeff Law <law@redhat.com>
7185 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7186 a eliminate type conversion which feeds an equality comparison
7187 if the original type or either operand in the comparison is a
7190 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7192 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7193 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7195 * config/avr/avr.c: Do not use '`' as left quote.
7196 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7197 Remove "." from end of diagnostics. Make diagnostics start with
7200 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7201 Joseph S. Myers <joseph@codesourcery.com>
7203 * toplev.c (default_tree_printer): Handle setting location with
7205 * c-objc.common.c (c_tree_printer): Likewise.
7206 * c-format.c (gcc_diag_flag_specs): Add '+'.
7207 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7208 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7210 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7211 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7212 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7213 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7214 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7215 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7216 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7217 format arguments where %J is used without %D.
7219 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7221 * gcc.c (LINK_SSP_SPEC): Define.
7222 (link_ssp_spec): New variable.
7223 (LINK_COMMAND_SPEC): Add %(link_ssp).
7224 (static_specs): Add link_ssp_spec.
7225 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7226 * configure: Rebuilt.
7227 * config.in: Rebuilt.
7229 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7230 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7231 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7232 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7233 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7234 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7235 -0x7008(2) instead of reading __stack_chk_guard variable.
7236 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7238 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7239 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7240 if TARGET_THREAD_SSP_OFFSET is defined.
7241 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7242 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7245 2005-06-27 Richard Henderson <rth@redhat.com>
7246 * libgcc-std.ver (GCC_4.1.0): New.
7247 * libgcc.h (__stack_chk_guard): Declare.
7248 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7249 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7250 * mklibgcc.in (lib2funcs): Add them.
7252 2005-07-01 Richard Henderson <rth@redhat.com>
7254 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7255 void * before struct sigcontext *.
7256 (x86_fallback_frame_state): Likewise.
7258 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7260 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7262 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7265 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7266 we check for SSA_NAME for.
7268 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7270 Fix PR tree-optimization/22071
7272 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7274 (get_constraint_for_component_ref): Use it.
7276 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7279 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7280 print out the last new line.
7282 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7284 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7285 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7286 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7287 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7288 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7289 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7290 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7291 (enum reg_class): New member CC0_REGS.
7292 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7293 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7294 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7295 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7296 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7297 Adjust for register now described.
7299 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7302 * config/i386/i386.md (stack_protect_test_si,
7303 stack_protect_test_di): Add earlyclobber for scratch 3.
7304 * config/rs6000/rs6000.md (stack_protect_testsi,
7305 stack_protect_testdi): Add earlyclobber for scratch 3,
7306 remove earlyclobber from scratch 4.
7308 Older entries for 2005 can be found in ChangeLog-2005.