1 2005-10-13 James E Wilson <wilson@specifix.com>
3 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
7 PR tree-optimization/24262
8 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
11 2005-10-12 Richard Henderson <rth@redhat.com>
14 * tree.h (DECL_TRANSPARENT_UNION): Remove.
15 * function.c (assign_parm_find_data_types): Don't support it.
16 * print-tree.c (print_node): Likewise.
17 * c-common.c (handle_transparent_union_attribute): Likewise.
18 Use build_duplicate_type.
19 * tree-inline.c (remap_type_1): Split out of remap_type;
20 properly remap aggregate fields.
21 (build_duplicate_type): New.
22 * doc/extend.texi (Variable Attributes): Remove documentation
23 for transparent_union.
25 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
28 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
29 (gen_stack_pointer_dec): Likewise.
31 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
35 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
37 (struct cxx): Add adjust_class_at_definition target hook.
38 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
39 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
40 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
41 hook_void_tree. Add to TARGET_CXX.
42 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
44 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
45 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
46 instead of attribute. Check for dllexport override. Warn if
47 inconsistent dll linkage. Don't lose old dllimport if decl has
48 had address referenced. Tweak lookup of dllimport atribute.
49 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
50 for target specific rules. Don't add dllimport attribute if
51 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
53 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
54 * varasm.c (initializer_constant_valid_p): Replace
55 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
59 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
60 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
61 (i[34567]86-*-mingw32*): Likewise.
63 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
64 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
66 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
67 C++-specific code. Change return value to bool.
68 (i386_pe_dllimport_p): Likewise.
69 (associated_type): Simplify and make language-independent
70 (i386_pe_encode_section_info): Replace override of ambiguous
71 dllimport symbol refs with a gcc_assert.
72 (i386_pe_valid_dllimport_attribute_p): Define.
73 * config/i386/winnt-cxx.c: New file. Define C++ versions of
74 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
75 i386_pe_adjust_class_at_definition.
76 * config/i386/winnt-stubs.c: New file. Define stub versions of
77 lang-specific functions.
78 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
79 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
80 i386_pe_adjust_class_at_definition.
81 (i386_pe_valid_dllimport_attribute_p): Declare.
82 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
83 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
84 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
87 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
88 dllimport attribute with test of DECL_DLLIMPORT_P.
90 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
92 * combine.c (make_extraction): Correct offset computation.
94 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
96 * config/cris/t-linux (LIMITS_H_TEST): Define.
98 2005-10-12 Richard Henderson <rth@redhat.com>
101 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
103 2005-10-12 Richard Guenther <rguenther@suse.de>
105 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
107 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
110 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
111 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
114 2005-10-12 Richard Guenther <rguenther@suse.de>
117 * varasm.c (output_constant): Correct typo from previous
120 2005-10-11 Ian Lance Taylor <ian@airs.com>
122 PR rtl-optimization/13931
123 * combine.c: Revert patch of 2003-05-14, and:
124 (try_combine): Only set elim_i1 and elim_i2 if the destination is
125 completely killed in the appropriate insn.
126 (distribute_notes): Don't skip multiple hard register test for
129 2005-10-11 Richard Henderson <rth@redhat.com>
132 * c-typeck.c (convert_for_assignment): Use build_constructor_single
133 to initialize a transparent union instead of a nop_expr.
135 2005-10-11 Richard Henderson <rth@redhat.com>
137 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
138 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
139 (tree_ssa_dce_loop): Call scev_reset.
142 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
143 * tree-ssa-dce.c: Include cfgloop.h.
144 (tree_ssa_dce_loop, pass_dce_loop): New.
145 * tree-pass.h (pass_dce_loop): Declare it.
146 * passes.c (init_optimization_passes): Use it.
148 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
151 * convert.c (convert_to_real): Revert 2005-10-05 patch.
152 Only apply the optimization for rounding builtins if the inner
153 cast is also an extension.
155 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
158 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
159 mark_new_vars_to_rename instead of update_stmt.
161 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
163 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
165 2005-10-11 Jakub Jelinek <jakub@redhat.com>
167 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
168 for setting MMX register to 0 rather than mmx.
170 2005-10-10 Steve Ellcey <sje@cup.hp.com>
173 * configure.ac: Move gas check from mips specific case to common case.
174 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
175 * configure: Regenerate
176 * doc/install.texi: Update.
178 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
181 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
183 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
185 * gcc.c (do_spec_1): Accept numeric characters in file name
188 2005-10-10 Nick Clifton <nickc@redhat.com>
190 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
191 describing the deleted arm_gen_rotated_half_load function.
193 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
195 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
198 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
200 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
202 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
203 (EXTRA_MULTILIB_PARTS): Define.
204 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
205 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
206 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
207 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
208 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
209 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
211 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
213 PR tree-optimization/24226
214 * tree-cfg.c (remove_bb): Clean up unreachable loops.
215 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
216 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
219 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
221 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
223 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
226 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
227 Rewrite for no need for the early clobber.
229 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
231 Merge from csl-arm-branch:
232 2005-09-07 Paul Brook <paul@codesourcery.com>
233 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
236 2005-04-30 Paul Brook <paul@codesourcery.com>
237 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
238 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
240 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
241 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
242 (arm_override_options): Use TARGET_AAPCS_BASED.
243 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
244 (PTRDIFF_TYPE): Use int for AAPCS.
245 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
246 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
247 (DEFAULT_SHORT_ENUMS): Delete.
248 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
250 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
251 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
252 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
253 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
255 2004-12-03 Mark Mitchell <mark@codesourcery.com>
256 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
258 2004-11-22 Mark Mitchell <mark@codesourcery.com>
259 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
261 2004-11-19 Mark Mitchell <mark@codesourcery.com>
262 * config.gcc (arm*-*-linux-gnueabi): Add it.
263 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
265 (TARGET_OS_CPP_BUILTINS): Likeiwse.
266 * config/arm/linux-eabi.h: New file.
267 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
268 (LINUX_TARET_LINK_SPEC): Likewise.
270 * config/arm/t-linux-eabi: New file.
272 2005-10-08 Steven Bosscher <stevenb@suse.de>
275 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
277 (PARAM_SMS_DFA_HISTORY): Likewise.
279 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
282 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
283 (load_register_parameters): Call it.
284 (check_sibcall_argument_overlap_1): Likewise.
285 (store_one_arg): Likewise.
287 2005-10-07 James E. Wilson <wilson@specifix.com>
289 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
290 DImode not VECINT24 for operand 2.
293 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
297 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
298 fr_spill): Use destination_operand for operand 0.
300 2005-10-07 DJ Delorie <dj@redhat.com>
302 * varasm.c (output_constant): Limit error to expanding
305 2005-10-07 Richard Guenther <rguenther@suse.de>
308 * fold-const.c (fold_binary): Fix operand types during folding
309 of X op (A, Y). Evaluation order of the side-effects of
310 X and A are frontend-defined, so ensure we honour that even for
311 tcc_comparison class operands; eased by removing duplicate code.
313 2005-10-07 Steve Ellcey <sje@cup.hp.com>
315 * stor-layout.c (layout_type): Do not allow alignment of array
316 elements to be greater than their size.
318 2005-10-07 Steve Ellcey <sje@cup.hp.com>
320 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
322 (hppa*-*-linux*): Ditto.
323 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
324 * config/host-hpux.c: New.
325 * config/x-hpux: New.
326 * config/pa/x-hpux: Remove.
327 * config/pa/x-linux: Remove.
328 * config/pa/pa-host.c: Remove.
330 2005-10-07 Jeff Law <law@redhat.com>
332 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
333 determine whether or not to try and thread outgoing edges.
335 2005-10-07 David Edelsohn <edelsohn@gnu.org>
337 * config/rs6000/rs6000.md (eqsi_power): New.
338 (neg_eq0si): Add TARGET_POWER to final condition.
341 2005-10-06 Richard Henderson <rth@redhat.com>
343 * config/rs6000/rs6000.c: Revert last change.
345 2005-10-06 Richard Henderson <rth@redhat.com>
347 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
348 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
350 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
354 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
355 out return_label and naked_return_label.
357 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
359 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
362 2005-10-06 Richard Henderson <rth@redhat.com>
365 * tree-inline.c (declare_return_variable): Handle modify_dest not
368 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
370 Fix PR tree-optimization/22488
371 * tree-ssa-structalias.c (check_for_overlaps): New function.
372 (create_variable_info_for): Use it.
374 2005-10-06 Richard Henderson <rth@redhat.com>
377 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
378 (dwarf2out_start_source_file): Print it.
380 2005-10-06 Geoffrey Keating <geoffk@apple.com>
382 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
384 2005-10-06 Richard Henderson <rth@redhat.com>
387 * mode-switching.c (optimize_mode_switching): Clear transp bit
388 for block with incomming abnormal edges.
390 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
391 (fpscr_set_from_mem): Use them.
392 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
393 (fpscr postinc splitters): Rewrite as peephole2+split.
395 2005-10-06 David Edelsohn <edelsohn@gnu.org>
397 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
398 (eq<mode>_compare): Same.
400 2005-10-06 Richard Guenther <rguenther@suse.de>
402 PR tree-optimization/24238
403 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
405 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
407 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
408 here. Use AC_PATH_PROG for environment variables instead of
410 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
412 * configure: Regenerated.
414 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
417 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
418 then force it into a register.
419 (call_value): Likewise.
421 2005-10-06 Richard Henderson <rth@redhat.com>
424 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
425 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
426 under pass_vectorize.
428 2005-10-05 Devang Patel <dpatel@apple.com>
431 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
432 handling constants. Check NAMESPACE_DECL context for constants.
434 2005-10-05 Eric Christopher <echristo@apple.com>
436 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
438 2005-10-05 Richard Henderson <rth@redhat.com>
441 * tree-cfg.c (mark_array_ref_addressable_1): New.
442 (mark_array_ref_addressable): New.
443 * tree-flow.h (mark_array_ref_addressable): Declare.
444 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
446 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
450 * reload.c (subst_reloads): When adding a REG_LABEL to a
451 jump instruction, also update JUMP_LABEL.
453 2005-10-05 David Edelsohn <edelsohn@gnu.org>
455 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
456 * bb-reorder.c (copy_bb_p): Use it.
457 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
459 2005-10-05 Richard Henderson <rth@redhat.com>
462 * toplev.c (process_options): Warn about unsupported combinations
463 of unwind tables and omit-frame-pointer.
464 * config/i386/i386.c (override_options): Similarly. Enable
465 accumulate-outgoing-args if not explicitly disabled.
467 2005-10-05 Steve Ellcey <sje@cup.hp.com>
469 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
470 Handle big endian vs. small endian.
471 (vec_initv2sf): Handle big endian vs. small endian.
472 (*vec_extractv2sf_1): Ditto.
474 2005-10-05 Dale Johannesen <dalej@apple.com>
476 * convert.c (convert_to_real): Don't convert
477 (float)floor(double d) to floorf((float)d).
479 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
481 * config/arm/arm.md (insv): Use gen_int_mode in more places.
483 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
485 PR tree-optimization/18587
486 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
487 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
488 build_vuses): Change to VEC type.
489 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
490 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
491 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
492 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
493 (get_name_decl): New. Return DECL_UID of base variable.
494 (operand_build_cmp): New. qsort comparison routine.
495 (operand_build_sort_virtual): New. Sort virtual build vector.
496 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
497 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
498 (FINALIZE_BASE): Use get_name_decl.
499 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
500 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
501 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
502 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
503 direct VEC_* manipulations.
504 (build_ssa_operands): Call operand_build_sort_virtual.
505 (copy_virtual_operand, create_ssa_artficial_load_stmt,
506 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
507 with direct VEC_* manipulations.
508 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
509 with direct VEC manipulations.
511 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
513 PR tree-optimization/21419
514 PR tree-optimization/24146
515 PR tree-optimization/24151
517 * c-typeck.c (readonly_error): Handle USE being lv_asm.
518 (build_asm_expr): Call it if outputs are read-only.
519 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
521 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
522 Paolo Bonzini <bonzini@gnu.org>
526 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
527 enable the instructions and not just the built-ins.
528 * doc/invoke.texi (x86 Options): Likewise.
530 2005-10-04 Geoffrey Keating <geoffk@apple.com>
532 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
534 * doc/invoke.texi (Option Summary): Correct spelling
535 of -mmacosx-version-min.
537 2005-10-04 Devang Patel <dpatel@apple.com>
539 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
542 2005-10-04 Steve Ellcey <sje@cup.hp.com>
544 * tree-vect-transform.c (vect_create_epilog_for_reduction):
545 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
547 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
549 * config/s390/s390.md ("TDSI","DP"): New mode macros.
550 ("TE","tg"): New mode attributes.
551 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
552 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
553 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
554 dword_mode and one for GPRmode.
556 2005-10-04 Ian Lance Taylor <ian@airs.com>
558 PR preprocessor/13726
559 * c-ppoutput.c (cb_include): Add comments parameter, and print out
560 any comments passed in.
562 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
564 * tree.c (annotate_with_file_line): Fix typo.
566 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
569 * builtins.c (fold_builtin_memcmp): When constructing the pointer
570 type used to access data in the inlined length == 1 case, use
571 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
572 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
574 2005-10-04 Uros Bizjak <uros@kss-loka.si>
576 * config/i386/i386.h (TARGET_FISTTP): Enable also for
577 TARGET_SSE3 and only for TARGET_80387.
578 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
579 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
580 Do not depend on TARGET_80387.
582 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
584 * tree.c (last_annotated_node): Change type to location_t*.
585 (annotate_with_file_line): Reflect the change of
586 last_annotated_node type.
588 2005-10-04 Richard Guenther <rguenther@suse.de>
591 * c-decl.c (grokdeclarator): Don't write to fields
594 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
597 * c-decl.c (finish_decl): Use set_user_assembler_name even for
599 * varasm.c (make_decl_rtl): If a register variable does not
600 have a set user assmbler name, error out.
601 Decode the asmspec is now name+1 bypassing '*'.
603 2005-10-04 Steven Bosscher <stevenb@suse.de>
605 PR tree-optimization/23049
606 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
607 of a COND_EXPR is folded before calling fold on the whole rhs of a
608 conditional assignment.
609 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
610 document that a COND_EXPR may appear there.
612 2005-10-03 Diego Novillo <dnovillo@redhat.com>
615 * tree-vrp.c (extract_range_from_assert): If the new numeric
616 range created out of the assertion contradicts the existing
617 numeric range of the ASSERT_EXPR variable, make the new range
620 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
622 * config/sh/sh.c (sh_register_move_cost): Add case for moving
623 from T_REGS to FP register class.
625 2005-10-03 Richard Henderson <rth@redhat.com>
628 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
629 before creating a new one.
631 2005-10-03 David Edelsohn <edelsohn@gnu.org>
633 * config/rs6000/t-aix43 (LDFLAGS): New.
634 * config/rs6000/t-aix52 (LDFLAGS): New.
636 2005-10-03 Ian Lance Taylor <ian@airs.com>
638 * gimplify.c (find_single_pointer_decl_1): New static function.
639 (find_single_pointer_decl): New static function.
640 (internal_get_tmp_var): For a formal variable, set restrict base
641 information if appropriate.
642 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
644 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
645 (DECL_GET_RESTRICT_BASE): Define.
646 (SET_DECL_RESTRICT_BASE): Define.
647 (decl_restrict_base_lookup): Declare.
648 (decl_restrict_base_insert): Declare.
649 (struct tree_decl_with_vis): Add based_on_restrict_p field.
650 * tree.c (restrict_base_for_decl): New static variable.
651 (init_ttree): Initialize restrict_base_for_decl.
652 (copy_node_stat): Copy restrict base information.
653 (decl_restrict_base_lookup): New function.
654 (decl_restrict_base_insert): New function.
655 (print_restrict_base_statistics): New static function.
656 (dump_tree_statistics): Call print_restrict_base_statistics.
658 2005-10-02 Diego Novillo <dnovillo@redhat.com>
661 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
664 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
667 * c-typeck.c (tagged_tu_seen): Rename to ...
668 (tagged_tu_seen_cache): this and add val field.
669 (comptypes): Move functional to comptypes_internal
670 and free tagged_tu_seen.
671 (comptypes_internal): New function and call comptypes_internal
672 instead of comptypes. Speed up by sibcalling
673 tagged_types_tu_compatible_p.
674 (alloc_tagged_tu_seen): New function
675 (free_all_tagged_tu_seen_up_to): New function.
676 (tagged_types_tu_compatible_p): Return the val of the seen two
678 Add that the two types are the same to tagged_tu_seen_base
679 if they are and call comptypes_internal instead of comptypes.
680 <case UNION_TYPE>: Speed up common type where the fields are
682 (function_types_compatible_p): Call comptypes_internal instead of
684 (type_lists_compatible_p): Likewise.
685 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
687 2005-10-02 Matthias Klose <doko@debian.org>
689 * doc/invoke.texi: Fix typo and speling error.
691 2005-10-01 Richard Henderson <rth@redhat.com>
693 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
695 2005-10-01 Mark Mitchell <mark@codesourcery.com>
697 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
698 using --start-group and --end-group.
700 2005-10-01 Diego Novillo <dnovillo@redhat.com>
702 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
703 FIXME note regarding quirky semantics.
705 2005-10-01 Diego Novillo <dnovillo@redhat.com>
708 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
709 non-null range as a last resort.
711 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
712 Diego Novillo <dnovillo@redhat.com>
715 * tree-vrp.c (extract_range_from_assert): For !=
716 assertions, only build an anti-range if LIMIT is a
719 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
721 * arm.md (movqi): On thumb when optimizing, handle loading from
722 memory by describing this as taking a subreg of a zero-extended load
723 into an SImode register.
726 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
728 * reload1.c (merge_assigned_reloads): Do not change any
729 RELOAD_FOR_OUTPUT_ADDRESS reloads.
731 2005-09-30 Geoffrey Keating <geoffk@apple.com>
733 * Makefile.in (LIPO_FOR_TARGET): Define.
734 (STRIP_FOR_TARGET): Define.
736 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
737 before creating new ones. Do symlinks before creating the actual
740 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
741 to work out which multilibs are actually being built.
743 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
745 * tree-vect-transform.c, config/ms1/ms1.md,
746 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
747 Follow spelling conventions.
748 * doc/invoke.texi, doc/md.texi: Fix typos.
750 2005-09-30 Andrew Macleod <amacleod@redat.com>
752 PR tree-optimization/21430
753 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
754 use operands, and set stmt pointer if need be.
755 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
756 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
759 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
762 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
764 2005-09-29 Mark Mitchell <mark@codesourcery.com>
766 * optabs.c (expand_binop): Initialize first_pass_p.
768 2005-09-29 Jakub Jelinek <jakub@redhat.com>
771 * c-decl.c (c_write_global_declarations_1): If any
772 wrapup_global_declaration_2 call returned true, restart the loop.
774 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
776 Fix PR tree-optimization/24117
777 * tree-ssa-structalias.c (find_func_aliases): Strip nops
778 before considering whether to use anyoffset.
780 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
784 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
786 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
788 (swap_commutative_operands_with_target): New.
790 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
793 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
796 2005-09-29 Steven Bosscher <stevenb@suse.de>
798 PR tree-optimization/23911
799 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
800 and IMAGPART_EXPR too.
802 2005-09-28 Mark Mitchell <mark@codesourcery.com>
805 * expmed.c (expand_shift): Move logic to reverse rotation
806 direction when rotating by constants ...
807 * optabs.c (expand_binop): ... here.
808 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
809 (ix86_rotrdi3): New pattern.
810 (rotldi3): Handle 32-bit mode.
811 (ix86_rotldi3): New pattern.
813 2005-09-29 Alan Modra <amodra@bigpond.net.au>
816 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
817 check for numbers that need no bit twiddle.
819 2005-09-28 Geoffrey Keating <geoffk@apple.com>
821 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
822 multilib to be built.
824 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
825 (stage1-start): Delete old libgcc and libunwind before moving
826 anything into the stage directory.
827 (stage2-start): Likewise.
828 (stage3-start): Likewise.
829 (stage4-start): Likewise.
830 (stageprofile-start): Likewise.
831 (stagefeedback-start): Likewise.
832 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
833 header in tm_file and CPU-specific t-darwin in tmake_file.
834 (i[34567]86-*-darwin*): Don't change tm_file.
835 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
836 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
837 shared library stub for target OS version.
838 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
839 (SHLIB_LINK): Don't make SHLIB_SOLINK.
840 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
841 (libgcc_s.%.dylib): New.
843 (install-darwin-libgcc-stubs): New.
844 (INSTALL_LIBGCC): New append.
845 * config/i386/darwin-libgcc.10.4.ver: New.
846 * config/i386/darwin-libgcc.10.5.ver: New.
847 * config/i386/t-darwin: New.
848 * config/rs6000/darwin-libgcc.10.4.ver: New.
849 * config/rs6000/darwin-libgcc.10.5.ver: New.
850 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
851 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
853 2005-09-28 Paul Brook <paul@codesourcery.com>
855 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
858 2005-09-28 Richard Guenther <rguenther@suse.de>
860 PR tree-optimization/23853
861 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
862 host_integerp to verify misalignment value.
864 2005-09-28 Richard Henderson <rth@redhat.com>
866 * builtins.c (get_builtin_sync_mode): New.
867 (expand_builtin_sync_operation): Pass in mode argument.
868 (expand_builtin_compare_and_swap): Likewise.
869 (expand_builtin_lock_test_and_set): Likewise.
870 (expand_builtin_lock_release): Likewise.
871 (expand_builtin): Update to match.
873 2005-09-28 Nick Clifton <nickc@redhat.com>
875 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
876 formatting. Add check to PLUS case to ensure that the offset is
877 within an acceptable range.
879 * config/v850/v850.md (casesi): Disable the generation of the
880 switch pattern as it is not being handled properly at the moment.
882 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
883 for when the high words are identical.
885 2005-09-27 Richard Henderson <rth@redhat.com>
887 * pretty-print.c (pp_base_format): Fix typo for %>.
889 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
890 Devang Patel <dpatel@apple.com>
892 PR tree-optimization/23625
893 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
894 LABEL_EXPR, assertion check.
896 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
898 * optabs.c (no_conflict_move_test): Check if a result of a
899 to-be-moved insn would be clobbered by an originally
902 2005-09-27 Jeff Law <law@redhat.com>
904 * passes.c (init_optimization_passes): Replace copy propagation
905 passes immediately after DOM with phi-only copy propagation
906 pases. Add phi-only copy propagation pass after first DOM pass.
907 * tree-pass.h (pass_phi_only_copy_prop): Declare.
908 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
909 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
910 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
911 to init_copy_prop. Callers updated.
912 (do_phi_only_copy_prop): New function.
913 (pass_phi_only_copy_prop): New pass descriptor.
915 2005-09-27 Nick Clifton <nickc@redhat.com>
917 * libgcc2.c (__popcount_tab): Remove redundant prototype.
919 2005-09-26 Jason Merrill <jason@redhat.com>
922 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
924 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
926 2005-09-26 James E Wilson <wilson@specifix.com>
928 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
929 copyright. Add gcc copyright plus libgcc exception.
930 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
932 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
934 2005-09-26 Jeff Law <law@redhat.com>
936 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
937 about when to iterate.
939 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
942 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
943 for __complex__ double in -mcpu=G5 mode.
945 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
947 PR tree-optimization/23942
948 * Makefile.in (SCEV_H): Depends on PARAMS_H.
949 * tree-scalar-evolution.c: Include params.h.
951 (follow_ssa_edge, follow_ssa_edge_in_rhs,
952 follow_ssa_edge_in_condition_phi_branch,
953 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
954 Change return type to t_bool. Use a parameter to limit the size of
955 trees that are walked before stopping
956 (analyze_evolution_in_loop): Initialize the limit to 0.
957 (follow_ssa_edge): Give up by returning t_dont_know if the limit
958 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
960 2005-09-26 Uros Bizjak <uros@kss-loka.si>
963 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
964 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
966 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
968 * combine.c (make_extraction): Check for valid use of subreg.
970 2005-09-26 Uros Bizjak <uros@kss-loka.si>
973 * config/i386/i386.md ("*fistdi2_1"): New pattern.
974 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
975 ("fist<mode>2_with_temp"): Use only register operands.
977 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
979 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
980 CALL_INSN_FUNCTION_USAGE.
982 2005-09-26 Richard Guenther <rguenther@suse.de>
985 * gcse.c: Include hashtab.h, define ldst entry hashtable.
986 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
987 (ldst_entry): Use the hashtable instead of list-walking.
988 (find_rtx_in_ldst): Likewise.
989 (free_ldst_entry): Free the hashtable.
990 (compute_ld_motion_mems): Create the hashtable.
991 (trim_ld_motion_mems): Remove entry from hashtable if
992 removing it from list.
993 (compute_store_table): Likewise^2.
994 (store_motion): Free hashtable in case we did not see
997 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
999 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1000 and arg1 if we are passing them to fold_build2.
1002 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1005 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1008 2005-09-25 Richard Henderson <rth@redhat.com>
1010 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1011 SYMBOL_REF_TLS_MODEL to be correct.
1013 2005-09-24 Richard Henderson <rth@redhat.com>
1015 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1016 end of function. Reindent.
1018 2005-09-24 Ian Lance Taylor <ian@airs.com>
1020 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1021 NEGATE_EXPR/BIT_NOT_EXPR case.
1023 2005-09-24 Richard Henderson <rth@redhat.com>
1025 * c-common.c (handle_mode_attribute): When not modifying in place,
1026 create subtypes for enumerations.
1027 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1028 * gimplify.c (create_tmp_from_val): Likewise.
1030 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1032 * config/i386/i386.md (*tls_global_dynamic_64,
1033 *tls_local_dynamic_base_64): Add missing mode to call.
1034 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1036 2005-09-24 Jan Hubicka <jh@suse.cz>
1038 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1039 (cgraph_clone_node): Likewise.
1040 * cgraph.h (cgraph_clone_edge): Update prototype.
1041 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1042 duplicated prototypes; add updating argument.
1043 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1044 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1046 (cgraph_mark_inline_edge): Likewise.
1047 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1048 (cgraph_flatten_node): Likewise.
1049 (cgraph_decide_recursive_inlining): Likewise.
1050 (cgraph_decide_inlining_of_small_function): Likewise.
1051 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1053 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1054 Pete Steinmetz <steinmtz@us.ibm.com>
1056 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1057 (rldic.): Set type to "compare".
1059 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1060 mfjmpr for MFCTR/MFLR.
1061 (movdf_hardfloat64): Same.
1062 (movdf_softfloat64): Same. Correct order of store and move types.
1063 (movti_string): Set type to store_ux/load_ux.
1064 (load_multiple): Set type to load_ux.
1065 (store_multiple): Set type to store_ux.
1066 (movmemsi): Set type to store_ux.
1067 (output_cbranch direct_return): Set type to jmpreg.
1068 (stmw): Set type to store_ux.
1069 (lmw): Set type to load_ux.
1070 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1071 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1072 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1073 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1074 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1075 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1076 (rios1-fpstore): Increase latency to 3.
1077 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1078 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1080 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1081 Andrew Pinski <pinskia@physics.uc.edu>
1083 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1084 operand2 constraint to "b".
1085 (sync_<fetchop_name>di_internal): Same.
1086 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1088 (sync_old_<fetchop_name>di_internal): Same.
1089 (sync_new_<fetchop_name>si_internal): Same.
1090 (sync_new_<fetchop_name>di_internal): Same.
1092 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1095 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1096 case, define as macros.
1098 PR rtl-optimization/23837
1099 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1100 clobber / clobber match between dest and p->first.
1102 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1103 (no_conflict_move_test): Update comments.
1105 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1107 * doc/install.texi: Update URL for Jacks.
1108 * doc/sourcebuild.texi: Likewise.
1110 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1113 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1114 registers when choosing register preferences.
1115 (movdf_hardfloat64): Same.
1117 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1119 * expmed.c (expand_shift): Don't use the target of the rotate as
1120 target for the first expanded shift insn.
1121 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1123 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1125 PR tree-optimization/22438
1126 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1127 preserved iv rhs rewriting specially.
1129 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1131 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1132 estimate_only is true.
1133 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1134 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1135 tree-ssa-structalias.c
1136 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1137 ref_contains_indirect_ref.
1138 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1140 2005-09-21 DJ Delorie <dj@redhat.com>
1142 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1144 (mn10300_return_in_memory): Support variable size types also.
1145 (mn10300_pass_by_reference): Likewise.
1146 (mn10300_function_value): New.
1147 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1148 (FUNCTION_OUTGOING_VALUE): Likewise.
1149 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1150 * doc/invoke.texi: Document it.
1152 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1155 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1156 force integer op1 into register for XFmode compares.
1158 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1161 * expmed.c (alg_code): Add alg_impossible.
1162 (alg_hash_entry): Add cost.
1163 (synth_mult): Record alg_impossible in the hash table if
1164 multiplication by a given integer is impossble within the
1165 limit. Speed up using alg_impossible.
1167 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1169 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1170 argument. Allow and set any offset if needs_anyoffset is passed
1172 (get_constraint_for): Add argument here too.
1174 (do_structure_copy): Pass NULL to get_constraint_for.
1175 (handle_ptr_arith): Ditto.
1176 (find_func_aliases): Ditto.
1178 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1180 PR rtl-optimization/23898
1181 * output.h (get_attr_min_length): Declare.
1182 * final.c (get_attr_length_1): New function, broken out of:
1184 (get_attr_min_length): New function.
1185 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1186 (duplicate_computed_gotos): Likewise.
1187 * genattr.c (insn_min_length): Generate declaration.
1188 * genattrtab.c (min_fn, min_attr_value): New functions.
1189 (make_length_attrs): Generate insn_min_length.
1191 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1193 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1195 2005-09-20 Richard Henderson <rth@redhat.com>
1197 PR tree-optimization/24059
1198 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1201 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1203 * c.opt (fextended-identifiers): New.
1204 * c-opts.c (c_common_handle_option): Handle
1205 -fextended-identifiers.
1206 * doc/cpp.texi: Update documentation of extended identifiers.
1207 * doc/cppopts.texi (-fextended-identifiers): Document.
1209 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1211 PR tree-optimization/23929
1212 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1215 PR tree-optimization/23818
1216 * tree-stdarg.c (execute_optimize_stdarg): Call
1217 calculate_dominance_info.
1219 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1221 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1222 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1223 (compute_overlap_steps_for_affine_1_2): Use
1224 get_number_of_iters_for_loop.
1225 (analyze_subscript_affine_affine): Check whether difference is
1227 Use get_number_of_iters_for_loop.
1228 Check whether overlap occurs outside of bounds.
1229 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1231 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1233 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1234 base register if possible.
1236 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1238 PR tree-optimization/18463
1239 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1240 converting it directly is not possible.
1241 (chrec_convert_aggressive): New function.
1242 * tree-chrec.h (chrec_convert_aggressive): Declare.
1243 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1244 Fold chrec conversions aggressively if asked to.
1245 (instantiate_parameters): Modified because of changes in
1246 instantiate_parameters_1.
1248 2005-09-19 Richard Henderson <rth@redhat.com>
1250 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1251 (reduc_splus_v2df): New.
1253 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1255 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1256 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1258 2005-09-19 Richard Henderson <rth@redhat.com>
1260 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1263 2005-09-19 Richard Henderson <rth@redhat.com>
1265 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1266 (ia64_expand_dot_prod_v8qi): New.
1267 * config/ia64/ia64-protos.h: Update.
1268 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1269 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1270 sdot_prodv8qi, sdot_prodv4hi): New.
1271 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1273 2005-09-19 Richard Henderson <rth@redhat.com>
1276 * real.c (exact_real_truncate): Return false if the format cannot
1277 represent the number as a normal.
1279 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1280 for a memory source.
1282 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1284 * tree-ssa-operands.c (swap_tree_operands): Export.
1285 * tree.h (swap_tree_operands): Declare.
1286 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1287 Call swap_tree_operands.
1289 2005-09-19 Richard Henderson <rth@redhat.com>
1291 * tree-flow.h (merge_alias_info): Declare.
1292 * tree-ssa-copy.c (merge_alias_info): Export.
1293 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1294 (vect_create_data_ref_ptr): Use create_iv directly.
1295 (vectorizable_load): Use correct types for integer constants.
1296 (vect_generate_tmps_on_preheader): Likewise.
1297 (vect_gen_niters_for_prolog_loop): Likewise.
1299 2005-09-19 Steven Bosscher <stevenb@suse.de>
1301 PR rtl-optimization/23943
1302 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1304 2005-09-18 Jan Hubicka <jh@suse.cz>
1306 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1308 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1310 * varasm.c (output_constant): Do not abort on conversions to union
1311 types between different sizes.
1313 2005-09-18 Richard Guenther <rguenther@suse.de>
1316 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1319 2005-09-18 Paul Brook <paul@codesourcery.com>
1321 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1323 2005-09-17 Richard Henderson <rth@redhat.com>
1325 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1326 * tree-ssa-loop.c (pass_vect_dce): Remove.
1327 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1330 2005-09-17 Richard Henderson <rth@redhat.com>
1332 * tree-pass.h (pass_vect_dce): Declare.
1333 * passes.c (init_optimization_passes): Add it.
1334 * tree-flow.h (tree_ssa_dce): Declare.
1335 * tree-ssa-dce.c (tree_ssa_dce): Export.
1336 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1337 (gate_tree_vectorize): ... here.
1338 (pass_vect_dce): New.
1340 2005-09-17 Jan Hubicka <jh@suse.cz>
1342 * except.c (struct eh_status): Turn region_array into vec.
1343 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1344 convert_from_eh_region_ranges, find_exception_handler_labels,
1345 current_function_has_exception_handlers, assign_filter_values,
1346 build_post_landing_pads, dw2_build_landing_pads,
1347 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1348 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1349 foreach_reachable_handler, can_throw_internal_1,
1350 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1352 (duplicate_eh_region_1): Update region_array.
1353 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1355 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1358 * expmed.c (expand_mult): Substitute simple register for op0 when
1361 2005-09-17 Richard Henderson <rth@redhat.com>
1363 * expr.c (emit_move_via_integer): Add force argument, pass it on
1364 to emit_move_change_mode. Update callers.
1365 (emit_move_complex): Pass true to new force argument.
1366 * function.c (expand_function_end): Move expand_eh_return call
1367 earlier. Merge sub-word complex values into a pseudo before
1368 copying to the return hard register.
1370 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1372 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1373 between different sizes.
1375 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1379 * passes.c (init_optimization_passes): Register dump files for
1382 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1384 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1385 * config/s390/s390.c (s390_overlap_p): New function.
1386 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1387 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1390 2005-09-16 Richard Guenther <rguenther@suse.de>
1392 * ipa-pure-const.c (static_execute): Free auxiliar information.
1393 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1394 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1396 2005-09-15 DJ Delorie <dj@redhat.com>
1398 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1400 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1402 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1404 (swap_commutative_operands_with_target): New.
1406 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1408 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1411 (estimate_iters_using_array): New function.
1412 * tree-data-ref.h (estimate_iters_using_array): Prototype
1413 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1414 Use estimate_iters_using_array instead of analyze_array.
1416 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1418 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1421 2005-09-15 Michael Matz <matz@suse.de>
1423 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1425 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1427 PR tree-optimization/23835
1428 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1429 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1431 2005-09-14 Richard Henderson <rth@redhat.com>
1433 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1434 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1436 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1438 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1439 in the ARRAY_TYPE case.
1441 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1443 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1445 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1448 * tree-vect-transform.c (vectorizable_operation): Return false for
1449 scalar shift operations and for vector shift operations with
1450 non-invariant shift arguments. Use scalar tree operand op1 as
1451 a shift operand when vector shift insn pattern uses scalar shift
1453 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1455 2005-09-14 Olivier Hainque <hainque@adacore.com>
1457 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1458 value if it has side-effects.
1460 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1463 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1465 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1467 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1468 passed as NAME as if it were label at start of function code.
1470 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1472 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1475 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1477 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1478 as early clobber. Rewrite so the PIC register is not implicitly used.
1480 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1482 * tree.c (annotate_with_file_line): Compare line numbers before
1485 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1488 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1489 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1491 2005-09-13 Ian Lance Taylor <ian@airs.com>
1493 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1494 than a HOST_WIDEST_INT to gen_doloop_begin.
1496 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1498 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1500 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1502 PR tree-optimize/23817
1503 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1505 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1508 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1509 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1510 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1511 (restore_stack_nonlocal): Likewise.
1512 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1514 2005-09-12 Ian Lance Taylor <ian@airs.com>
1517 * c.opt (ffriend-injection): New C++ option.
1518 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1519 (C++ Dialect Options): Document -ffriend-injection.
1521 2005-09-12 Josh Conner <jconner@apple.com>
1524 * ipa-reference.c (static_execute): Don't mark variables in
1525 named sections TREE_READONLY.
1527 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1529 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1532 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1534 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1535 V_MUST_DEF instead of just the first_use_p.
1536 Don't mark the virtual variables for renaming on the statement which
1538 (pass_dse): Remove TODO_update_ssa.
1540 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1543 * stor-layout.c (compute_record_mode): For records with a single
1544 field, actually check the field's mode size against the type size.
1546 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1547 registers for TARGET_SHMEDIA.
1548 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1549 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1550 of GENERAL_REGS and FP_REGS.
1552 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1554 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1556 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1558 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1559 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1560 are omitted. Exclude stack_tie insn too.
1562 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1564 PR rtl-optimization/23098
1565 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1567 * config/rs6000/rs6000.md (movdf splitter): Use
1568 const_double_operand predicate for TARGET_POWERPC64.
1569 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1570 SYMBOL_REF method to ABI_V4.
1572 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1573 replace_equiv_address.
1574 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1575 rs6000_sr_alias_set and MEM_NOTRAP.
1576 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1578 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1580 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1581 handle CALL_EXPR again.
1583 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1585 * arm/predicates.md (alignable_memory_operand): Delete.
1587 2005-09-10 Richard Henderson <rth@redhat.com>
1590 * dbxout.c (dbxout_expand_expr): New.
1591 (dbxout_symbol): Use it.
1593 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1595 * arm.c (arm_gen_rotated_half_load): Delete.
1596 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1597 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1598 (thumb_set_return_address): Likewise.
1599 (thumb_load_double_from_address): Use adjust_address.
1600 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1601 (extendhsisi2_mem, movhi_bytes): Use change_address.
1602 (movhi): Use widen_memory_access.
1603 (reload_out_df): Use replace_equiv_address.
1604 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1606 2005-09-09 Richard Henderson <rth@redhat.com>
1609 * dbxout.c: Include expr.h.
1610 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1611 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1612 * Makefile.in (dbxout.o): Add EXPR_H.
1614 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1616 PR tree-optimization/23509
1617 * tree-cfg.c (replace_uses_by): Use replace_exp.
1618 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1619 pointers have name_mem_tag or type_mem_tag set.
1621 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1623 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1624 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1625 of wrongly accessing operands.
1627 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1629 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1630 * tree-chrec.c: Include tree-scalar-evolution.h.
1631 (chrec_convert): Instantiate the base and step before calling
1632 scev_probably_wraps_p that would fail on parametric evolutions.
1633 Collect all the fails into a single section failed_to_convert,
1634 print a diagnostic, and return chrec_dont_know instead of calling
1636 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1637 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1639 (scev_const_prop): Don't replace the definition of a loop closed ssa
1640 phi node by itself, or by another loop closed ssa phi node.
1641 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1642 that base and step are defined.
1644 2005-09-09 Richard Guenther <rguenther@suse.de>
1647 * fold-const.c (fold_ternary): Check truth_value_p before
1648 calling invert_truthvalue.
1650 2005-09-09 Nick Clifton <nickc@redhat.com>
1652 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1653 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1654 dimension of these arrays.
1655 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1657 * longlong.h: Only provide a prototype for the __clz_tab[] array
1658 if this header has not been included from libgcc2.h.
1659 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1661 Provide prototypes for exported functions.
1662 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1665 2005-09-08 Josh Conner <jconner@apple.com>
1669 * expr.c (expand_expr_addr_expr_1): Don't invoke
1670 expand_simple_binop for EXPAND_INITIALIZER.
1672 2005-09-08 Richard Henderson <rth@redhat.com>
1675 * toplev.c (wrapup_global_declaration_1): Split out ...
1676 (wrapup_global_declaration_2): ... from ...
1677 (wrapup_global_declarations): ... here. Return bool.
1678 (check_global_declaration_1): Split out ...
1679 (check_global_declarations): from here.
1680 (emit_debug_global_declarations): New.
1681 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1682 check_global_declaration_1, emit_debug_global_declarations): Declare.
1683 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1684 of decls. Call wrapup_global_declaration_1,
1685 wrapup_global_declaration_2, check_global_declaration_1 directly.
1686 (c_write_global_declarations_2): New.
1688 (c_write_global_declarations): Call c_write_global_declarations_2.
1689 * langhooks.c (write_global_declarations): Call
1690 emit_debug_global_declarations.
1692 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1693 remove decls that have DECL_RTL_SET_P.
1694 * passes.c (rest_of_decl_compilation): Invoke
1695 cgraph_varpool_finalize_decl for all but functions.
1697 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1699 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1700 the result of a conversion if the new min and max cannot be compared.
1702 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1704 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1705 (override_options): Setting s390_sr_alias_set removed.
1706 (save_fpr, save_gprs): Set alias set to vararg or frame.
1707 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1708 s390_sr_alias_set with get_frame_alias_set ().
1709 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1710 get_varargs_alias_set ().
1712 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1716 * c-parser.c (c_parser_objc_method_definition): If the next
1717 token is not "{", error out and don't start the function.
1719 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1721 * tree-vrp.c (extract_range_from_expr): Move the check for non
1722 nullness after the check for gimple invariant.
1724 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1726 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1728 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1731 * config/m32r.md (movmemsi_internal): Canonicalize order of
1732 operands in PLUS component of template.
1734 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1736 * reload1.c (fixup_eh_region_note): Remove assertion.
1737 (fixup_abnormal_edges): Reverted removal of call to
1738 find_many_sub_basic_blocks made on 2005-08-31.
1740 2005-09-07 Richard Henderson <rth@redhat.com>
1742 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1743 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1744 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1745 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1746 rearrange for better packing.
1747 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1748 (lookup_cfa_1): Remove inline marker.
1749 (cfa_equal_p): Split out of ...
1750 (def_cfa_1): ... here. Use INVALID_REGNUM.
1751 (build_cfa_loc): Handle !cfa->indirect.
1752 (frame_pointer_cfa_offset): New.
1753 (dbx_reg_number): Assert register elimination performed; do
1754 leaf register remapping.
1755 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1756 (eliminate_reg_to_offset): New.
1757 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1758 for verifiably local stack frame addresses; re-base to CFA.
1759 (mem_loc_descriptor): Remove can_use_fbreg argument.
1760 (concat_loc_descriptor, loc_descriptor): Likewise.
1761 (containing_function_has_frame_base): Remove.
1762 (rtl_for_decl_location): Don't do register elimination or
1763 leaf register remapping here.
1764 (secname_for_decl): Split out from ..
1765 (add_location_or_const_value_attribute): ... here.
1766 (convert_cfa_to_loc_list): New.
1767 (compute_frame_pointer_to_cfa_displacement): New.
1768 (gen_subprogram_die): Use them.
1769 * tree.h (frame_base_decl): Remove.
1770 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1771 (prologue_stack_adjust): Remove.
1772 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1773 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1774 (set_frame_base_location): Remove.
1775 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1776 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1777 (vt_add_function_parameters): Don't eliminate_regs.
1778 (vt_initialize): Don't create frame_base_decl.
1780 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1782 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1783 version of GNU binutils for 4.x and later.
1785 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1787 * ggc-page.c (ggc_push_context): Remove.
1788 (ggc_pop_context): Likewise.
1789 * ggc.h (ggc_push_context): Remove.
1790 (ggc_pop_context): Likewise.
1792 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1795 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1796 returning from an interrupt handler.
1798 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1801 * config/arc/arc.c (output_shift): Add check for loop count when
1804 2005-09-06 Steven Bosscher <stevenb@suse.de>
1806 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1808 (abs_replacement): Likewise.
1809 (pass_phiopt): Remove TODO_update_ssa.
1811 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1814 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1815 if "return with no value, in function returning non-void" warning
1817 * tree-cfg.c (execute_warn_function_return): Don't look at
1818 RETURN_EXPRs with TREE_NO_WARNING set.
1821 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1822 for internal functions doesn't use registers used by global registers
1823 variables. Use fewer register parameters if there are global register
1826 2005-09-06 Olivier Hainque <hainque@adacore.com>
1827 Eric Botcazou <ebotcazou@adacore.com>
1830 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1831 when we would be extracting outside its bit span (bitpos+bitsize
1832 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1833 Ada unchecked conversions.
1835 2005-09-06 Steven Bosscher <stevenb@suse.de>
1837 * tree-ssa-pre.c (try_look_through_load): New function.
1838 (compute_avail): Use it to try to look through loads for some
1839 more useful expressions.
1841 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1843 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1844 condition for detecting cases like (a&a) and (a^a).
1846 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1848 * common.opt: Add option ftree-vect-loop-version.
1849 * params.def: Add --param vect-max-version-checks.
1850 * doc/invoke.texi: Document ftree-vect-loop-version and
1851 --param vect-max-version-checks.
1852 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1853 may_misalign_stmts and defines for accessors.
1854 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1855 LOOP_VINFO_MAY_MISALIGN_STMTS.
1856 (destroy_loop_vec_info): VEC_free for
1857 LOOP_VINFO_MAY_MISALIGN_STMTS.
1858 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1859 Update documentation.
1860 (vect_update_misalignment_for_peel): New.
1861 (vect_enhance_data_refs_alignment): Update to choose loop
1862 peeling or loop versioning if appropriate for the (potentially)
1863 unaligned data references in the loop.
1864 (vect_analyze_data_refs_alignment): Remove call to
1865 vect_enhance_data_refs_alignment so the checks can be done
1867 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1868 and move up call to vect_analyze_data_refs_alignment.
1869 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1870 (vect_transform_loop): Add call to loop_version.
1872 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1874 PR rtl-optimization/23098
1875 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1876 * simplify-rtx.c (constant_pool_reference_p): New function.
1877 * rtl.h (constant_pool_reference_p): New prototype.
1878 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1879 constant_pool_reference_p in condition and
1880 avoid_constant_pool_reference in preparation statements.
1882 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1884 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1885 STRICT_LOW_PART SETs.
1887 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1890 * except.c (sjlj_emit_function_enter): Find the function begin
1891 note even when it's not in first basic block.
1893 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1895 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1896 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1897 * aclocal.m4: Regenerate.
1899 2005-09-05 DJ Delorie <dj@redhat.com>
1901 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1904 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1906 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1907 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1908 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1909 Follow spelling conventions.
1910 * doc/invoke.texi: Follow spelling conventions.
1912 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1914 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1915 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1916 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1918 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1921 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1922 (output_stack_adjust): Use gen_tmp_stack_mem.
1923 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1924 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1925 (sh_get_pr_initial_val): Likewise.
1926 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1927 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1928 * sh.md (divsi_inv_m0): Use gen_const_mem.
1929 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1930 (movdf_i4+1): Use gen_tmp_stack_mem.
1931 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1932 (fpu_switch+2): Likewise.
1933 (movv4sf_i, movv16sf_i): Use adjust_address.
1934 (symGOT_load): Set MEM_NOTRAP_P bit.
1936 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1939 * pa.c (emit_move_sequence): Fix typo in last change.
1941 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1943 PR rtl-optimization/23454
1944 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1947 2005-09-03 Richard Henderson <rth@redhat.com>
1948 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1951 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1954 2005-09-02 Nicolas Pitre <nico@cam.org>
1956 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1957 to bit_count to 32 bits.
1959 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1962 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1963 generating synthetic loads from volatile lvalues.
1965 005-09-02 Nick Clifton <nickc@redhat.com>
1967 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1968 __ctzhi2, __clzhi2): New functions.
1970 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1973 * tree-nested.c (struct var_map_elt): Mark with GTY.
1974 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1976 (lookup_field_for_decl): Allocate new element in GC memory.
1977 (lookup_tramp_for_decl): Likewise.
1978 (convert_nl_goto_reference): Likewise
1979 (create_nesting_tree): Allocate info in GC memory. Likewise for
1981 (free_nesting_tree): Free with ggc_free instead of free.
1982 (root): New static variable.
1983 (lower_nested_functions): Remove root as local variable. And zero out
1984 root at the end of the function.
1986 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1988 PR rtl-optimization/20365
1989 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1990 to short. New member ix.
1991 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1992 (simplify_plus_minus): Initialize ix members before calling qsort.
1994 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1996 PR tree-optimization/23626
1997 * tree-cfg.c (replace_uses_by): Clean up eh info.
1999 2005-09-01 DJ Delorie <dj@redhat.com>
2001 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2004 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2006 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2007 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2010 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2012 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2013 do not issue warning for a variable definition following
2016 2005-09-01 Richard Henderson <rth@redhat.com>
2019 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2020 conversion to CONST_VECTOR.
2022 2005-09-01 Richard Henderson <rth@redhat.com>
2025 * reload1.c (reload_as_needed): Check !CALL_P before calling
2026 fixup_eh_region_note.
2027 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2029 2005-09-01 DJ Delorie <dj@redhat.com>
2031 * varasm.c (output_constant): Let the target resolve
2032 conversions of addresses to non-default pointer sizes.
2034 2005-09-01 Nicolas Pitre <nico@cam.org>
2036 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2037 to alow matching ARM pre-indexed addressing mode.
2038 (arm_override_options): Remove now irrelevant comment.
2040 2005-09-01 Phil Edwards <phil@codesourcery.com>
2042 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2043 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2044 * config/i386/vxworks.h: Likewise.
2045 * config/i386/t-vxworksae: New file, for VxWorks AE.
2046 * config/i386/vxworksae.h: Likewise.
2048 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2050 PR tree-optimization/23410
2051 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2052 sequence is not wrapping during the first step.
2054 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2057 * dwarf2out.c (base_type_die): Compare char_type_node with
2058 TYPE_MAIN_VARIANT (type), not type.
2060 2005-09-01 Richard Guenther <rguenther@suse.de>
2062 PR tree-optimization/15366
2063 * common.opt: Add -finline-functions-called-once.
2064 Put -fearly-inlining in alphabetically ordered place.
2065 * doc/invoke.texi: Document new option.
2066 * ipa-inline.c (cgraph_decide_inlining): Honour
2067 flag_inline_functions_called_once.
2069 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2071 PR rtl-optimization/23478
2072 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2073 (alloc_qty): Initialize it.
2074 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2075 (combine_regs): Combine also n_throwing_calls_crossed fields.
2076 (find_free_reg): Don't attempt to caller-save pseudos crossing
2077 calls that might throw.
2078 * global.c (struct allocno): Add throwing_calls_crossed field.
2079 (global_alloc): Revert 2005-08-22 change. Initialize
2080 throwing_calls_crossed.
2081 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2084 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2087 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2088 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2089 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2090 (and64_2_operand): Tweak to use predicate.
2091 (and_operand): Adjust for mask_operand changes.
2092 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2093 (print_operand): Likewise.
2094 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2095 (mask64_1or2_operand): Delete.
2096 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2097 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2098 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2099 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2100 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2101 (rotldi3_internal4): Likewise.
2102 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2103 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2104 (ashldi3_internal7): Likewise.
2105 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2106 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2107 (anddi3 split): Don't match mask64_operand.
2108 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2109 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2110 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2111 't' splitter predicate.
2112 (movdi_internal64 + 2): Revert 2005-06-11 change.
2114 2005-08-31 DJ Delorie <dj@redhat.com>
2116 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2117 (m32c_asm_integer): Add support for 32 bit pointers.
2119 2005-08-31 Richard Henderson <rth@redhat.com>
2121 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2122 component-like references for setting MEM_NOTRAP_P.
2124 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2125 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2127 2005-08-31 Richard Henderson <rth@redhat.com>
2129 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2130 into a pseudo before applying gen_lowpart.
2132 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2134 * doc/install.texi (Specific): Update cctools version required
2135 for full functionality.
2136 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2137 linkers as -macosx_version_min.
2139 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2142 * sh.c (print_operand, %R and %S): Add handling of floating point
2143 registers, memory, constants and invalid operands.
2145 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2147 * ipa-pure-const.c: Change dump name.
2149 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2152 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2153 to "reg_or_0_operand".
2154 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2156 2005-08-31 Dale Johannesen <dalej@apple.com>
2158 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2159 loops that count down.
2161 2005-08-31 Richard Henderson <rth@redhat.com>
2164 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2165 (fixup_eh_region_note): New.
2166 (reload_as_needed): Call it.
2167 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2168 don't call find_many_sub_basic_blocks; call verify_flow_info.
2169 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2170 (keep_stack_depressed): Likewise.
2171 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2173 2005-08-31 Richard Henderson <rth@redhat.com>
2175 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2178 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2180 * expr.c (expand_expr_real_1): Compare size of address
2181 mode to target's address mode size in deciding expansion of
2182 the constant address.
2184 2005-08-31 Richard Guenther <rguenther@suse.de>
2187 * expr.c (all_zeros_p): New function.
2188 (expand_expr_real_1): Handle the case of an all-zero
2189 non-addressable constructor separately.
2191 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2193 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2194 arguments, adjust all callers.
2195 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2197 2005-08-30 Richard Henderson <rth@redhat.com>
2200 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2201 whenever the mode sizes match.
2203 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2205 * calls.c (load_register_parameters): Fix comment typo.
2206 * expr.c (emit_push_insn): Comment formatting.
2208 2005-08-30 Ian Lance Taylor <ian@airs.com>
2210 * config/i386/x-cygwin (host-cygwin): Change dependency from
2211 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2213 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2215 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2218 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2221 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2222 call to ggc_collect.
2224 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2227 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2228 beginning. Remove $(INCLUDES) from all the rules, if following
2229 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2231 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2234 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2235 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2236 not constant, but maxlen is, don't set len to maxlen, rather
2237 set maxlen to len if len is a constant.
2239 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2241 PR tree-optimization/23475
2242 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2245 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2247 Fix PR middle-end/22455
2249 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2250 Checksum only the parts of the tree that exist for the tree code.
2252 2005-08-28 Dale Johannesen <dalej@apple.com>
2254 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2256 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2258 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2260 2005-08-28 Richard Henderson <rth@redhat.com>
2262 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2263 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2266 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2269 * builtins.c (get_memory_rtx): Don't strip nops
2270 in between COMPONENT_REFs.
2272 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2275 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2277 (gimplify_modify_expr): Check for zero sized types and gimplify the
2278 rhs and lhs as statements.
2280 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2283 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2284 state for return address column of signal frames.
2286 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2289 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2290 bytes >= 2 not bytes == 2.
2291 (expand_block_move): Same.
2293 2005-08-27 Richard Guenther <rguenther@suse.de>
2296 * config/i386/sse.md (sse2_movsd): Add missing closing
2299 2005-08-27 Paul Brook <paul@codesourcery.com>
2301 * genrecog.c (enum decision_type): Add DT_num_insns.
2302 (struct decision_test): Add u.num_insns.
2303 (add_to_sequence): Add DT_num_insns test.
2304 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2305 (write_cond, debug_decision_2): Ditto.
2306 (change_state): Assume peep2_next_insn never fails.
2307 Remove "afterward" argument.
2308 (write afterward, write_tree): Update to match.
2309 * recog.c (peep2_current_count): New variable.
2310 (peep2_next_insn): Check it.
2311 (peephole2_optimize): Set peep2_current_count.
2312 * recog.h (peep2_current_count): Declare.
2314 2005-08-26 Josh Conner <jconner@apple.com>
2317 * ipa-pure-const.c (check_tree): Check for volatile-ness
2318 when considering a dereference.
2320 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2322 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2324 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2326 PR rtl-optimization/23561
2327 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2328 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2329 at most LEN bytes long memory fits into the field.
2330 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2331 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2332 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2334 2005-08-26 Richard Henderson <rth@redhat.com>
2337 * loop.c (biased_biv_may_wrap_p): New.
2338 (maybe_eliminate_biv_1): Use it to suppress non-equality
2339 comparison transformations. Delete disabled code.
2341 2005-08-26 Ian Lance Taylor <ian@airs.com>
2343 * combine.c (make_extraction): Avoid reference outside object.
2345 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2347 * stor-layout.c (finalize_type_size): Restore behaviour for
2348 non-aggregate types to the status quo ante of the patch for
2349 pr 23467. Document why it matters.
2351 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2354 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2355 array by one element, initialize the BT_LAST element with NULL.
2357 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2359 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2360 optimizing for size.
2362 (compare_plus_eqsi): Same.
2363 (plus_eqsi_compare): Same.
2364 (neg_eq0<mode>): Same.
2365 (neg_eq<mode>): Same.
2367 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2370 2005-08-26 Nick Clifton <nickc@redhat.com>
2372 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2373 TARGET_EP is not defined.
2374 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2375 TARGET_EP is enabled.
2376 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2377 * config/v850/v850.md (save_all_interrupt): Only use the EP
2378 register if TARGET_EP is defined.
2379 (restore_all_interrupt): Likewise.
2380 * config/v850/lib1funcs.asm: Update functions so that the EP
2381 register is only used if __EP__ is defined.
2383 2005-08-26 David Ung <davidu@mips.com>
2385 * config/mips/mips.c (mips_expand_prologue): Handle case when
2386 generating for MIPS16 and the outgoing argument area is more than
2387 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2390 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2392 * config/crx/crx.md: Make doloop_end pattern usage controllable
2393 via mloop-nesting=<max-nesting> command line switch. Make sure
2394 the combiner cannot use doloop_end_<mode> in an illegal way.
2395 * config/crx/crx.c: Use regs up to r6 for argument passing.
2396 Refine crx_address_cost (non cst4 displacements are expensive).
2397 * config/crx/crx.opt: Add switch for mloop-nesting=.
2399 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2401 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2402 (UNSPEC_MVST): New constant.
2404 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2406 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2407 Reject operands containing eliminable registers.
2408 * testsuite/gcc.dg/20050825-1.c: New testcase.
2410 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2411 Jan Hubicka <jh@suse.cz>
2413 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2415 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2417 PR tree-optimization/23546
2418 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2421 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2423 * params.def (PARAM_MIN_SPEC_PROB): New.
2424 * sched-rgn.c (MIN_PROBABILITY): Delete.
2425 (compute_trg_info): Convert to PARAM_VALUE.
2426 * doc/invoke.texi (param): Document min-spec-prob.
2428 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2430 * config/darwin.h: define __PIC__
2431 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2432 TARGET_OS_CPP_BUILTINS macro.
2434 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2436 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2439 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2441 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2443 * cfghooks.c (duplicate_block): Added position where to place
2444 new block as argument.
2445 * cfghooks.h (duplicate_block): Declaration changed.
2446 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2448 * cfglayout.h (copy_bbs): Declaration changed.
2449 * cfgloop.h (loop_version): Declaration changed.
2450 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2451 position to copy_bbs.
2452 (loop_version): Pass position to duplicate_loop_to_header_edge.
2453 Add place_after argument and position new blocks according to
2455 * modulo-sched.c (sms_schedule): Pass place_after argument
2457 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2458 * tree-cfg.c (split_edge_bb_loc): New function.
2459 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2460 to determine position of new blocks.
2461 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2463 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2464 argument to duplicate_block.
2465 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2466 Pass position to copy_bbs.
2468 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2470 * fold-const.c (ptr_difference_const): Use
2471 cst_and_fits_in_hwi instead of host_integerp.
2473 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2475 * config/darwin.c (gen_pic_offset): New.
2476 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2479 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2481 PR tree-optimization/23486
2482 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2484 2005-08-23 Phil Edwards <phil@codesourcery.com>
2486 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2487 remove use_collect2.
2488 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2490 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2491 configuration files to override the default value.
2493 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2494 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2495 * config/vx-common.h: New file, split out from...
2496 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2497 * config/vxworksae.h: New file, for VxWorks AE.
2498 * config/vxworks.opt: New file.
2499 * config/vxlib.c: Update for VxWorks 6.
2501 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2502 other MULTILIB_* variables appropriately.
2503 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2504 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2505 * config/rs6000/vxworks.h: Update for VxWorks 6.
2506 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2508 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2511 * config/darwin.c (machopic_select_section): Remove the hack to
2512 mark "::operator new" and "::operator delete" for coalescing
2513 even though they are not weak.
2515 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2517 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2518 * configure: Regenerate.
2520 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2523 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2525 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2526 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2529 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2531 * config/rs6000/predicates.md (equality_operator): New.
2532 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2533 comparison with a large constant.
2535 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2537 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2539 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2541 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2542 registers is even, and we have a hardware double precision fp,
2544 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2545 size of current argument when checking if argument was passed in
2548 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2551 * stor-layout.c (finalize_type_size): Dont override
2552 existing alignment with a smaller alignment from the mode.
2554 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2556 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2557 * lambda.h (lambda_vector_lexico_pos): ... here.
2558 * tree-data-ref.c (build_classic_dist_vector): Return false when
2559 the distance vector is lexicographically negative.
2561 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2563 PR tree-optimization/23511
2564 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2565 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2567 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2569 PR tree-optimization/22043
2570 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2571 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2572 If ALLOW_FLEXARR, handle types ending with flexible array member.
2573 Pass false as second argument to recursive count_type_elements calls.
2574 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2575 argument to count_type_elements call.
2576 * tree-sra.c (decide_block_copy): Likewise.
2577 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2578 for a constant-sized object, set cleared as well. Pass true as
2579 second argument to count_type_elements call.
2581 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2584 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2585 from legitimate_small_data_p, and make global. Update use.
2586 Remove forward declaration.
2587 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2589 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2591 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2593 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2594 of scratch intermediates.
2595 (eq<mode>_compare): Same.
2596 (neg_eq0<mode>): New.
2597 (neg_eq<mode>): Convert to define_insn_and_split.
2599 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2602 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2603 stdarg functions, set/clear the fp marker even when no variable
2605 * config/rs6000/sysv4.opt (mprototype): Describe.
2607 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2609 PR rtl-optimization/23478
2610 * regs.h (reg_info): Add throw_calls_crossed.
2611 (REG_N_THROWING_CALLS_CROSSED): Define.
2612 * flow.c (allocate_reg_life_data): Initialize
2613 REG_N_THROWING_CALLS_CROSSED.
2614 (propagate_one_insn, attempt_auto_inc): Update
2615 REG_N_THROWING_CALLS_CROSSED.
2616 * global.c (global_alloc): Don't allocate pseudos across
2617 calls that may throw.
2619 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2622 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2623 value is inbetween the range if we did not find an exact match.
2625 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2627 * doc/invoke.texi (Option Summary): Add ms1 options.
2628 * doc/extend.texi: Document interrupt handler attribute for ms1.
2629 * doc/md.texi: Document ms1 constraints.
2630 * config.gcc: Add ms1-*-elf.
2631 * config/ms1/ms1.h: New.
2632 * config/ms1/ms1.c: New.
2633 * config/ms1/ms1.md: New.
2634 * config/ms1/ms1-protos.h: New.
2635 * config/ms1/ABI.txt: New.
2636 * config/ms1/crti.asm: New.
2637 * config/ms1/crtn.asm: New.
2638 * config/ms1/lib2extra-funcs.c: New.
2639 * config/ms1/t-ms1: New.
2640 * config/ms1/ms1.opt: New.
2642 2005-08-22 Ira Rosen <irar@il.ibm.com>
2644 * config/rs6000/altivec.md (xorv4sf3): New.
2645 (negv4sf2, neg<mode>2): Likewise.
2647 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2650 * config/ia64/ia64.md (divsi3): Check divide by zero.
2651 (udivsi3): Likewise.
2653 (udivdi3): Likewise.
2655 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2657 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2658 up to elem_bitsize bits, not max_bitsize.
2660 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2662 PR tree-optimization/23433
2663 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2664 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2666 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2668 PR tree-optimization/23434
2669 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2670 the iteration bound is not an INTEGER_CST.
2672 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2674 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2675 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2676 NULL if need_epilog_adjust is false.
2677 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2678 Case 3 always peels first itration, not just for PLUS case, and no need
2679 to use scalar_initial_def here. Create an epilog adjustment only if
2680 scalar_initial_def is not NULL.
2682 (vectorizable_reduction): Remove assert.
2684 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2687 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2688 (__moddi3): Likewise.
2689 (__udivdi3): Likewise.
2690 (__umoddi3): Likewise.
2691 (__divsi3): Likewise.
2692 (__modsi3): Likewise.
2693 (__udivsi3): Likewise.
2694 (__umodsi3): Likewise.
2696 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2698 * tree-pass.h (TDF_GRAPH): Define.
2699 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2700 * passes.c (finish_optimization_passes): Only call
2701 finish_graph_dump_file if TDF_GRAPH is set.
2702 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2703 NULL. Set TDF_GRAPH bit.
2704 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2706 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2708 * arm.h (arm_stack_offsets): Add locals_base field.
2709 * arm.c (arm_get_frame_offsets): Compute it.
2710 (thumb_compute_initial_elimination offset): Make the Thumb frame
2711 pointer point to the base of the local variables.
2712 (thumb_expand_prologue): Update accordingly.
2713 (thumb_expand_epilogue): Likewise.
2715 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2716 mode of clobbered scratch to DImode. Handle a case that's known to
2719 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2721 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2722 (gt0<mode>_compare): Delete.
2723 (neg_gt0<mode>): Delete.
2725 2005-08-19 Eric Christopher <echristo@apple.com>
2727 * optabs.h: Change CTI_ to COI_.
2730 2005-08-19 James E Wilson <wilson@specifix.com>
2732 * builtins.c (expand_builtin_return_addr): Set
2733 current_function_accesses_prior_frames when count != 0. Use
2734 frame_pointer_rtx when count == 0.
2735 * function.h (struct function): Add accesses_prior_frames field.
2736 (current_function_accesses_prior_frames): Define.
2737 * reload1.c (init_elim_table): Check
2738 current_function_accesses_prior_frames.
2739 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2741 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2743 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2744 indicator. Return true if the flowgraph changed during
2747 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2750 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2751 conditional expression before testing its value.
2753 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2755 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2757 2005-08-19 Devang Patel <dpatel@apple.com>
2759 PR tree-optimization/23048
2760 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2761 third parameter. Check whether latch is dominated by exit
2763 (if_convertible_loop_p): Supply exit block itself to
2764 if_convertible_bb_p.
2766 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2769 * arm.md (arm_load_pic_register): Change argument to the mask of
2770 saved registers. Call thumb_find_work_register if we need a
2771 scratch register on Thumb.
2772 (arm_expand_prologue): Pass empty register set to
2773 arm_load_pic_register.
2774 (thumb_expand_prologue): Pass live_regs_mask directly to
2775 arm_load_pic_register.
2776 * arm-protos.h (arm_load_pic_register): Update prototype.
2778 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2780 * sh.c (find_sole_member): New function.
2781 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2782 if the record's alignment is larger than the size of its only member.
2784 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2787 * arm.c (thumb_legitimize_reload_address): New function.
2788 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2789 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2791 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2793 * config/crx/crx.c: Implement crx_decompose_address. Reject
2794 symbolic displacements since CRX register relative adressing
2795 mode can't handle unsigned 32-bit values as displacements.
2796 * config/crx/crx.h: Simplify definitions, remove redundant
2797 parenthesis and obsolete macros.
2798 * config/crx/crx.opt: Add new switch for debugging addresses.
2799 * config/crx/crx-protos.h: Add new declarations for above.
2801 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2804 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2807 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2809 * collect2.c (dup2): Delete.
2810 * configure.ac: Don't check for dup2.
2812 * config.in, configure: Regenerate.
2814 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2816 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2817 record with the type of its only member.
2819 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2821 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2822 define_insn_and_split.
2823 (plus_ltu<mode>_compare): Same.
2824 (gtu<mode>_compare): Same.
2825 (plus_gtu<mode>_compare): Same.
2827 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2829 PR tree-optimization/22228
2830 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2832 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2833 are recorded in vect_vnames_to_rename for renaming.
2834 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2835 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2836 in vect_vnames_to_rename.
2837 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2838 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2840 2005-08-18 Jan Hubicka <jh@suse.cz>
2843 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2844 info only for local statics, not for member variables.
2846 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2848 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2850 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2852 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2854 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2857 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2859 2005-08-17 James E Wilson <wilson@specifix.com>
2861 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2864 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2866 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2867 (leu<mode>_compare): Same.
2868 (plus_leu<mode>): Same.
2869 (neg_leu<mode>): Same.
2870 (and_neg_leu<mode): Same.
2871 (ltu<mode>_compare): Same.
2872 (plus_ltu<mode>): Same.
2874 (geu<mode>_compare): Same.
2875 (plus_geu<mode>): Same.
2876 (neg_geu<mode>): Same.
2877 (and_neg_geu<mode>): Same.
2878 (plus_gt<mode>): Same.
2879 (gtu<mode>_compare): Same.
2880 (plus_gtu<mode>): Same.
2882 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2884 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2885 Move call_table_data to end. Delete spurious .text.
2886 (callt_save_all_interrupt): Fix comment typo.
2888 2005-08-17 James E Wilson <wilson@specifix.com>
2889 Kevin Winchester <winchester@amirix.com>
2892 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2894 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2897 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2898 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2900 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2902 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2903 record with the type of its only member if the modes don't match.
2905 * varasm.c (decode_reg_name): Skip empty additional register names.
2907 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2909 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2910 lsm_tmp_name_length): New.
2911 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2912 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2914 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2915 Andreas Krebbel <krebbel1@de.ibm.com>
2917 * config.gcc: Added z9-109 switch.
2918 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2919 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2920 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2921 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2922 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2923 for "z9_109" cpu attribute.
2924 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2925 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2926 (s390_handle_arch_option): Added z9-109 switch.
2927 (override_options): Set respective cost function for z9-109.
2928 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2929 (legitimate_reload_constant_p): Accept extended immediates.
2930 (print_operand): Three new output modifiers added: k, m and o.
2931 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2932 (s390_output_mi_thunk): Use extended immediate when possible.
2933 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2934 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2935 (CONSTRAINT_LEN): Added length of O constraint.
2936 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2937 * config/s390/s390.md ("cpu"): New value z9_109 added.
2938 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2939 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2940 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2941 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2942 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2943 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2944 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2945 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2946 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2947 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2948 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2949 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2950 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2951 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2952 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2954 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2955 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2956 insns for TARGET_EXTIMM.
2958 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2960 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2962 2005-08-17 Nick Clifton <nickc@redhat.com>
2964 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2965 Call default_encode_section_info.
2967 2005-08-17 Steven Bosscher <stevenb@suse.de>
2969 PR tree-optimization/21574
2970 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2971 constant, return CONSTANT.
2972 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2973 (ccp_fold, visit_assignment): Likewise.
2974 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2976 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2978 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2979 fold_buildN instead of buildN then fold_initializer or fold.
2980 (build_unary_op): Likewise.
2981 (build_binary_op): Likewise.
2982 * fold-const.c (fold_initializer): Remove.
2983 (fold_build1_initializer): New function.
2984 (fold_build2_initializer): New function.
2985 (fold_build3_initializer): New function.
2986 * tree.h (fold_initializer): Remove.
2987 (fold_build1_initializer): New function.
2988 (fold_build2_initializer): New function.
2989 (fold_build3_initializer): New function.
2991 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2993 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2994 (try_move_mult_to_index): Call fold_build2 instead of build2.
2995 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2996 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2997 fold_binary_to_constant.
2998 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3000 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3001 check if A == gcd (A, B). Remove TYPE argument.
3002 (analyze_offset) Use fold_build2 instead of fold (build.
3003 (create_data_ref): Likewise.
3004 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3005 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3008 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3010 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3011 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3013 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3016 * gimplify.c (zero_sized_type): New function.
3017 (gimplify_modify_expr_rhs): If we have a zero sized type,
3018 replace the statement with an empty statement.
3020 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3022 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3025 2005-08-16 Ian Lance Taylor <ian@airs.com>
3027 * doc/tm.texi (Label Output): Correct typo.
3029 2005-08-16 Steven Bosscher <stevenb@suse.de>
3032 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3033 force_operand will work later on using have_insn_for.
3035 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3037 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3039 2005-08-16 Ian Lance Taylor <ian@airs.com>
3042 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3043 vector type, don't try to construct it element by element. Add an
3044 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3046 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3048 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3050 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3052 * doc/invoke.texi (Precompiled Headers): Document some more options
3053 which are known to be safe.
3055 2005-08-16 James E Wilson <wilson@specifix.com>
3057 PR tree-optimization/21105
3058 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3059 TREE_OVERFLOW check.
3061 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3063 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3064 (neg_ltu<mode>): Same.
3066 (neg_gtu<mode>): Same.
3068 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3070 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3071 (fold_builtin_isdigit): Use fold_buildN.
3072 (build_function_call_expr): Likewise.
3073 * c-typeck.c (c_finish_loop): Likewise.
3075 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3076 Richard Shann <rshann@superh.com>
3078 PR middle-end/20396:
3079 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3081 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3083 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3085 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3088 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3089 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3092 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3095 * fold-const.c (build_range_check): Disable optimization for function
3096 pointer expressions on targets that require function pointer
3099 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3101 * simplify-rtx.c (simplify_const_relational_operation): When
3102 extracting arguments of a COMPARE, recompute the mode as well.
3104 2005-08-15 Ian Lance Taylor <ian@airs.com>
3106 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3108 2005-08-15 DJ Delorie <dj@redhat.com>
3110 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3112 (movsi_splittable): Allow, but split, moves to the stack.
3113 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3116 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3118 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3119 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3120 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3122 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3123 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3124 Delete HOST_PTR_PRINTF.
3126 * configure, config.in: Regenerate.
3128 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3130 * config/rs6000/rs6000.md (QHSI): New mode macro.
3131 (wd): Extend mode attr for QImode and HImode
3132 (dbits): New mode attr.
3133 (zero_extend<mode>di2): Convert to mode macro.
3135 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3138 * doc/invoke.texi (-mgnu-ld): Update description.
3141 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3144 * Makefile.in (tree-chrec.o): Depends on real.h.
3145 * tree-chrec.c: Include real.h.
3146 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3147 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3148 * tree-scalar-evolution.c (add_to_evolution_1,
3149 interpret_rhs_modify_expr): Ditto.
3151 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3154 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3155 step is negative compute the estimation from init downwards to zero.
3157 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3159 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3161 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3163 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3165 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3166 Accept double-word constants that can be split.
3167 * config/s390/s390.md ("movti"): Use 'P' constraint.
3168 ("*movdi_31", "*movdf_31"): Likewise.
3170 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3172 Fix PR tree-optimization/22615
3174 * tree-ssa-structalias.c (solution_set_add): Handle
3175 first_vi_for_offset returning NULL.
3176 (do_da_constraint): Ditto.
3177 (do_sd_constraint): Ditto.
3178 (do_ds_constraint): Ditto
3179 (find_func_aliases): Ditto.
3180 (build_constraint_graph): RHS is allowed be ANYTHING.
3181 (first_vi_for_offset): Return NULL if we couldn't find anything at
3184 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3186 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3187 over memory as first operand.
3189 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3192 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3193 available for setting it.
3195 2005-08-14 Ira Rosen <irar@il.ibm.com>
3197 PR tree-optimization/23320
3198 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3199 data-refs' types instead of base object nullness. Add check for
3200 pointer type data-refs before first location comparison. Remove
3203 2005-08-14 Andreas Schwab <schwab@suse.de>
3205 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3207 2005-08-13 James E Wilson <wilson@specifix.com>
3209 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3210 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3211 -fstack-protector-all, --param ssp-buffer-size): Document.
3212 (-Wvariadic-macros): Alphabetize.
3213 (-fsched-stalled-insns-dep): Add missing 'f'.
3215 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3218 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3220 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3221 or indirect address operand.
3222 (EXTRA_ADDRESS_CONSTRAINT): New.
3223 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3225 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3227 PR tree-optimization/22236
3228 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3229 successors and predecessors.
3230 * tree-chrec.c (chrec_convert): Before converting, check that
3231 sequences don't wrap.
3232 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3233 (analyze_array): Extern.
3234 (find_data_references_in_loop): Remove call to
3235 compute_estimated_nb_iterations.
3236 * tree-data-ref.h (analyze_array): Declared.
3237 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3238 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3239 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3240 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3242 * tree-ssa-loop-ivcanon.c: Fix documentation.
3243 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3244 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3245 (infer_loop_bounds_from_undefined): New.
3246 (estimate_numbers_of_iterations_loop): Use
3247 infer_loop_bounds_from_undefined.
3248 (used_in_pointer_arithmetic_p): New.
3249 (scev_probably_wraps_p): Pass an extra parameter. Call
3250 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3251 (convert_step): Fix documentation.
3252 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3253 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3254 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3255 scev_probably_wraps_p.
3257 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3259 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3260 (s390_register_info): Ignore clobbered_regs information for fixed
3261 registers, and only fixed registers.
3262 (s390_init_frame_layout): Remove redundant call.
3264 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3266 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3267 description of -Wold-style-casts.
3269 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3270 Jakub Jelinek <jakub@redhat.com>
3272 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3273 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3274 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3275 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3276 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3277 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3278 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3279 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3280 ("stack_protect_set", "stack_protect_test"): New expanders.
3281 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3282 "stack_protect_testdi"): New insn definitions.
3284 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3286 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3288 2005-08-12 Paul Brook <paul@codesourcery.com>
3290 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3292 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3294 * config/s390/predicates.md (setmem_operand): New predicate.
3295 (shift_count_operand): Accept ANDs with special constants as
3297 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3298 with special constants.
3299 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3300 shift_count_operand with setmem_operand.
3302 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3304 * config/s390/s390.c (s390_extract_part, s390_single_part):
3306 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3307 (s390_output_mi_thunk): Don't use lg on 31 bit.
3308 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3309 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3311 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3313 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3314 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3315 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3316 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3317 with one of the new macros.
3319 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3321 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3322 Don't set save_return_addr_p.
3323 (s390_register_info): Make clobbered_regs not depending on
3326 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3328 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3329 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3331 2005-08-11 James E. Wilson <wilson@specifix.com>
3333 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3335 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3337 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3338 locations gathered by var-tracking in single entry loc_list
3339 over loc_descriptor_from_tree.
3341 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3342 pass it down to loc_descriptor.
3343 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3344 (containing_function_has_frame_base): Move earlier in the file.
3345 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3346 instead of always assuming fbreg can't be used.
3348 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3350 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3351 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3352 Accept address wrapped in AND for Altivec.
3353 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3354 Strip AND wrapping offset address for Altivec.
3356 2005-08-11 Richard Henderson <rth@redhat.com>
3359 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3360 before using TYPE_IS_SIZETYPE.
3362 2005-08-11 Richard Henderson <rth@redhat.com>
3365 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3366 insn types not present on ev4.
3367 (alphaev5_insn_pipe): Similarly.
3369 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3372 * arm.c (arm_override_options): If the user has selected callee-super-
3373 interworking, then enable normal interworking.
3375 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3377 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3380 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3382 * doc/rtl.texi: Fix two typos.
3384 2005-08-11 Richard Guenther <rguenther@suse.de>
3387 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3388 cases where we call to/from functions returning void.
3390 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3393 * tree.c (build_pointer_type_for_mode): Robustify.
3395 2005-08-10 James E Wilson <wilson@specifix.com>
3397 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3398 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3400 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3403 2005-08-10 Eric Christopher <echristo@apple.com>
3405 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3406 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3409 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3412 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3413 for the high part when generating dynamic-no-pic code.
3415 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3417 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3418 (x86_64-*-linux*): Likewise.
3420 * config/i386/crtfastmath.c: New file.
3421 * config/i386/t-crtfm: Likewise.
3423 * config/i386/linux.h (ENDFILE_SPEC): New.
3424 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3426 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3429 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3431 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3432 (vec_shl, vec_shr): Document new operations.
3433 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3435 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3437 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3438 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3439 change predicate to indexed_or_indirect_address.
3441 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3443 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3444 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3445 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3446 and __aeabi_uwrite8.
3447 * config/arm/unaligned-funcs.c: New file.
3448 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3450 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3452 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3454 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3455 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3457 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3458 * final.c (pass_shorten_branches): Add dump.
3459 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3460 (pass_life): Rename dump.
3461 (rest_of_handle_flow2): Remove initial verify_flow_info.
3462 * function.c (pass_instantiate_virtual_regs): Add dump.
3463 * integrate.c (pass_initial_value_sets): Add dump.
3464 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3465 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3466 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3467 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3468 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3469 gate_rtl_unrool_and_peel_loops): New.
3470 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3471 rtl_doloop): Do not look at flags.
3472 * mode-switching.c (pass_mode_switching): Add dump.
3473 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3474 pass_split_before_regstack): Add dump.
3475 * regmove.c (pass_stack_adjustments): Add dump.
3476 * tree-optimize.c (pass_fixup_cfg): Add dump.
3478 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3481 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3482 deciding which instruction sequence to use.
3484 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3486 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3487 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3489 2005-08-09 Richard Guenther <rguenther@suse.de>
3491 * c-common.c (builtin_function_2): Remove.
3492 (def_builtin_1): New function.
3493 (c_common_nodes_and_builtins): Use def_builtin_1 to
3494 build builtin functions.
3496 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3498 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3499 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3500 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3503 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3505 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3506 fold_binary instead of fold_build2 since we don't care about the
3508 (loop_niter_by_eval): Likewise.
3509 (compare_trees): Likewise.
3510 (proved_non_wrapping_p): Likewise.
3512 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3516 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3517 if the if is really empty.
3519 2005-08-09 Steven Bosscher <stevenb@suse.de>
3521 PR tree-optimization/23234
3522 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3523 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3524 argument of the new enum.
3525 (execute_cse_reciprocals): Add reciprocals for function arguments
3526 on the unique successor edge of the entry block. Update other calls
3527 to execute_cse_reciprocals_1.
3529 2005-08-08 Richard Henderson <rth@redhat.com>
3532 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3534 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3536 * expr.c (write_complex_part): Return after handling MEM.
3538 2005-08-08 Josh Conner <jconner@apple.com>
3540 PR rtl-optimization/23241
3541 * combine.c (simplify_comparison): Fix error in determining
3542 whether to lift a subreg from comparison.
3544 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3547 * config/rs6000/altivec.md (vec_init<mode>): New.
3548 (vec_set<mode>): New.
3549 (vec_extract<mode>): New.
3550 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3551 (rs6000_expand_vector_set): New.
3552 (rs6000_expand_vector_extract): New.
3553 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3554 for Altivec modes before reload.
3555 (altivec_expand_vec_init_builtin): New.
3556 (get_element_number): New.
3557 (altivec_expand_vec_set_builtin): New.
3558 (altivec_expand_vec_ext_builtin): New.
3559 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3561 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3563 * config/rs6000/rs6000.h (rs6000_builtins): Add
3564 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3565 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3566 * config/rs6000/rs6000-protos.h: Declare new functions.
3568 2005-08-08 Jan Hubicka <jh@suse.cz>
3570 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3571 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3572 * i386.md (movdi*): Use pic_32bit_operand.
3573 * predicates.md (pic_32bit_operand): New.
3575 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3578 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3580 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3582 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3583 (test_for_singularity): Use fold_build2.
3585 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3587 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3589 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3591 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3592 (COMMON_ASM_OP) Define.
3593 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3594 (ix86_encode_section_info): Likewise.
3595 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3596 SUBTARGET_ENCODE_SECTION_INFO.
3598 2005-08-06 Richard Henderson <rth@redhat.com>
3601 * tree-nested.c (convert_local_reference): Save and restore val_only
3602 around component_ref and friends. Clear walk_subtrees by default.
3604 2005-08-06 Peter O'Gorman <peter@pogma.com>
3607 * gcc.c (process_command): Check the argument to -b has a dash.
3608 * doc/invoke.texi: Update -b and -V docs.
3610 2005-08-06 James E Wilson <wilson@specifix.com>
3612 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3614 2005-08-06 Michael Matz <matz@suse.de>
3616 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3617 member only if only one insn is associated with the value.
3619 2005-08-06 Nick Clifton <nickc@redhat.com>
3621 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3623 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3624 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3625 Check symbol flags instead of symbol name mangling.
3626 (xstormy16_asm_output_aligned_common): Likewise. Also
3627 simplify code since the bss100_section cass is the only case
3628 where the below100 code will be triggered.
3629 (xstormy16_encode_section_info): Encode below100 attribute
3630 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3632 (xstormy16_strip_name_encoding): Delete - this function is no
3634 (TARGET_STRIP_NAME_ENCODING): Undefine.
3635 * config/stormy16/stormy16-protos.h: Delete prototype for
3636 xstormy16_strip_name_encoding.
3638 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3640 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3641 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3642 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3643 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3644 config/alpha/predicates.md, config/arc/arc.h,
3645 config/arm/arm.h, config/arm/ieee754-df.S,
3646 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3647 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3648 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3649 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3650 config/m68hc11/m68hc11.h, config/mips/mips.c,
3651 config/mips/mips.h, config/mips/openbsd.h,
3652 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3653 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3654 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3655 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3656 config/sparc/linux.h, config/sparc/linux64.h,
3657 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3658 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3659 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3660 typos. Follow spelling conventions.
3662 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3665 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3666 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3667 specially. Check for side effects only for COND_EXPR.
3668 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3669 return with TREE_NO_WARNING.
3671 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3673 PR rtl-optimization/23233
3674 * loop.c (combine_movables): Require the modes to be the same.
3675 (move_movables): Remove handling of cases where the replacement
3676 had a different mode to the original.
3678 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3680 PR tree-optimization/23128
3681 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3682 subtraction wrap, and set TREE_OVERFLOW if they do.
3684 2005-08-05 Richard Henderson <rth@redhat.com>
3687 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3688 FORCED_LABEL labels.
3690 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3693 * reload.c (find_reloads_subreg_address): Pass down TYPE
3694 unchanged. Change all callers except find_reloads_toplev.
3696 2005-08-05 Michael Matz <matz@suse.de>
3698 * genattrtab.c (current_alternative_string): Remove.
3699 (SIMPLIFY_ALTERNATIVE): Ditto.
3700 (attr_alt_bit_p): Ditto.
3701 (alternative_name): Make const char *.
3702 (evaluate_eq_attr): Remove use of above things.
3703 (simplify_test_exp): Ditto.
3704 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3705 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3707 2005-08-04 James E Wilson <wilson@specifix.com>
3709 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3710 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3711 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3712 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3713 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3715 2005-08-04 Richard Henderson <rth@redhat.com>
3718 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3719 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3720 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3721 if we'd have to instantiate too many members.
3723 2005-08-04 Richard Henderson <rth@redhat.com>
3726 * tree-outof-ssa.c (coalesce_asm_operands): New.
3727 (coalesce_ssa_name): Use it. Split out ...
3728 (coalesce_phi_operands, coalesce_result_decls): ... these.
3730 2005-08-04 Paul Brook <paul@codesourcery.com>
3732 * read-rtl.c (read_quoted_string): Break if EOF.
3734 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3736 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3737 (fold_build2): Likewise.
3738 (fold_build3): Likewise.
3739 (fold_build1_stat): New function prototype.
3740 (fold_build2_stat): Likewise.
3741 (fold_build3_stat): Likewise.
3742 * fold-const.c (fold_build1): Rename to ..
3743 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3744 through to build1_stat.
3745 (fold_build2): Rename to ..
3746 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3747 through to build2_stat.
3748 (fold_build3): Rename to ..
3749 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3750 through to build3_stat.
3752 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3753 Ian Lance Taylor <ian@airs.com>
3755 * function.c (assign_stack_local_1): Do not correct stack slot
3756 address if allocation size is smaller than mode size.
3758 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3761 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3762 (tree_merge_blocks): Propagate anything allowed by
3764 Clarify documentation.
3765 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3766 SSA form, schedule an update if necessary.
3768 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3770 * doc/install.texi (Binaries): Remove broken link to
3771 Sinix/Reliant Unix binaries.
3773 2005-08-03 Richard Henderson <rth@redhat.com>
3776 * function.c (stack_protect_epilogue): Export.
3777 * tree.h (stack_protect_epilogue): Declare.
3778 * calls.c (expand_call): Call it.
3780 2005-08-03 Eric Christopher <echristo@apple.com>
3782 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3783 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3786 2005-08-04 Jan Hubicka <jh@suse.cz>
3788 * profile.c (branch_prob): Split edges with goto locus on them
3789 to get proper line counts.
3790 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3792 2005-08-03 Paul Brook <paul@codesourcery.com>
3794 * function.c (assign_parms): Round current_function_args_size
3795 to PARM_BOUNDARY, not STACK_BOUNDARY.
3797 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3799 * config/i386/i386.c (x86_elf_aligned_common)
3800 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3802 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3804 PR tree-optimization/23157
3805 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3806 before emitting them.
3808 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3810 PR tree-optimization/19899
3811 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3812 * tree-scalar-evolution.c: Include real.h.
3813 (add_to_evolution): Build constant -1 of correct type.
3815 2005-08-03 Jan Hubicka <jh@suse.cz>
3817 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3818 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3819 profile updating for complette unrolling.
3820 * loop-unroll.c (peel_loop_completely): Use it.
3821 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3822 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3825 2005-08-03 Paul Brook <paul@codesourcery.com>
3827 * combine.c (can_change_dest_mode): New function.
3828 (try_combine, simplify_set): Use it.
3830 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3832 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3835 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3837 * doc/install.texi (Specific): Adjust link to openavr.org.
3838 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3839 (Binaries): Adjust HP-UX Porting Center link.
3840 (Binaries): Adjust Free Software Foundation ordering link.
3842 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3844 * convert.c (convert_to_integer): Use fold_build1 instead of
3845 build1 when converting an integer to an integer.
3847 2005-08-02 Richard Henderson <rth@redhat.com>
3849 * combine.c (combine_instructions): Don't use reg_equal/equiv
3850 results if the mode doesn't match.
3852 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3854 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3855 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3857 2005-08-02 Richard Henderson <rth@redhat.com>
3860 * explow.c (memory_address): Remove special-case for
3861 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3863 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3866 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3867 number of calls to cleanup_tree_cfg_1.
3869 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3871 * doc/invoke.texi: document file extensions .F90 and .F95
3873 2005-08-02 Richard Guenther <rguenther@suse.de>
3875 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3876 positive if its first argument is positive.
3878 2005-08-02 Richard Guenther <rguenther@suse.de>
3880 PR tree-optimization/23177
3881 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3884 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3886 PR tree-optimization/23129
3887 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3888 varying for divisions with anti-ranges.
3890 2005-08-02 Jan Hubicka <jh@suse.cz>
3892 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3893 * tree-ssa-threadupdate.c (thread_block): Add it here.
3895 2005-08-01 James E Wilson <wilson@specifix.com>
3897 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3898 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3899 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3901 * config/mips/predicates.md (const_call_insn_operand): Add check for
3902 SYMBOL_REF_LONG_CALL_P.
3903 * doc/extend.texi (long_call): Document the new attribute.
3905 2005-08-01 Ian Lance Taylor <ian@airs.com>
3906 Richard Henderson <rth@redhat.com>
3908 * Makefile.in (RTL_BASE_H): Add real.h.
3909 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3911 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3913 * rtl.c (rtl_check_failed_code_mode): New.
3914 * rtl.h (struct rtx_def): Add u.rv.
3915 (XCMWINT, XCNMPRV): New.
3916 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3917 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3919 2005-08-01 Richard Henderson <rth@redhat.com>
3921 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3922 with auto-inc codes.
3924 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3926 2005-08-01 Jan Hubicka <jh@suse.cz>
3928 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3929 * i386.c: Include dwarf2.h
3930 (asm_preferred_eh_data_format): New.
3931 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3933 2005-08-01 Ian Lance Taylor <ian@airs.com>
3935 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3936 randomize_va_space for virtual address randomization control.
3938 2005-08-01 Steven Bosscher <stevenb@suse.de>
3940 * common.opt (flag_ipa_cp): Put in right place to maintain
3943 2005-08-01 Jan Hubicka <jh@suse.cz>
3945 * profile.c (compute_value_histograms): Fix thinko.
3946 * value-prof.c: Include toplev.h
3947 (check_counter): New function.
3948 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3949 tree_mod_subtract_transform): Add sanity check.
3951 2005-08-01 Richard Guenther <rguenther@suse.de>
3953 PR tree-optimization/23133
3954 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3955 current functions parameter decls to find defs to cse
3958 2005-08-01 Richard Guenther <rguenther@suse.de>
3960 PR tree-optimization/23109
3961 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3962 If trapping math is in effect, use post-dominator information
3963 to check if we'd in any case reach a trapping point before
3964 doing the reciprocal insertion.
3965 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3966 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3967 expressions are invariant only if trapping math is not in effect.
3969 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3971 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3972 cgraph_function_versioning): New declarations.
3973 * cgraphunit.c: Add include to ipa-prop.h.
3974 (update_call_expr, cgraph_copy_node_for_versioning,
3975 cgraph_function_versioning): New functions.
3976 * integrate.c (copy_decl_for_inlining): Remove.
3977 * ipa-prop.h (ipa_replace_map): New struct.
3978 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3979 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3980 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3981 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3982 ipcp_iterate_stage, ipcp_method_scale_print,
3983 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3984 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3985 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3986 ipcp_update_bb_counts, ipcp_update_profiling,
3987 ipcp_update_edges_counts): New functions.
3988 (ipcp_method_cval_init): Remove restriction regarding local methods.
3989 (ipcp_init_stage): Add ipcp_method_compute_scale.
3990 (ipcp_insert_stage): Add versioning.
3991 (ipcp_structures_print): Add ipcp_method_scale_print.
3992 (ipcp_driver): Dump profiling info.
3993 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3994 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3995 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3996 (struct inline_data): Add versioning_p, ipa_info, new fields.
3997 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3998 declare_return_variable): Replace calls to copy_decl_for_inlining with
4000 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4002 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4003 Add argument VERSIONING.
4004 (copy_arguments_for_versioning, copy_static_chain,
4005 function_versionable_p, tree_versionable_function_p,
4006 tree_function_versioning, replace_ref_tree): New functions.
4007 * tree-inline.h: Include varray.h.
4008 (tree_versionable_function_p, tree_function_versioning,
4009 tree copy_decl_for_dup): New declarations.
4011 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4013 * ipa-cp.c: New file. Contains IPCP specific functionality.
4014 * ipa-prop.h: New file. Contains structures/definitions that can be
4015 used by several interprocedural data flow optimizations (and also IPCP).
4016 * ipa-prop.c: New file.
4017 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4018 * common.opt: Add ipa-cp flag.
4019 * timevar.def: Add IPCP optimization.
4020 * tree-optimize.c (init_tree_optimization_passes): Schedule
4022 * tree-pass.h (pass_ipa_cp): Declare.
4024 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4026 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4027 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4028 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4029 config/i386/i386.c, config/mips/mips.h,
4030 config/rs6000/rs6000.h, config/sh/sh.c,
4031 config/stormy16/stormy16.c: Fix comment typos.
4033 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4036 * c-typeck.c (build_binary_op): Use common_type wrapper on
4038 (common_type): Update comment.
4040 2005-07-31 Steven Bosscher <stevenb@suse.de>
4043 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4044 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4045 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4047 2005-07-31 Jan Hubicka <jh@suse.cz>
4049 * pretty-print.h (pp_widest_integer): New macro.
4050 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4053 2005-07-31 Jan Hubicka <jh@suse.cz>
4055 * output.h (enum section_category): Export from varasm.c
4056 (categorize_decl_for_section): Likewise.
4057 * varasm.c (enum section_category): Kill.
4058 (categorize_decl_for_section): Make global.
4059 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4061 * i386.c (ix86_section_threshold): New static variable.
4062 (ix86_in_large_data_p, ix86_encode_section_info,
4063 x86_64_elf_unique_section,
4064 x86_64_elf_select_section): New functions.
4065 (TARGET_ENCODE_SECTION_INFO): Define
4066 (override_options): Enable medium model for PIC.
4067 (ix86_expand_prologue): Expand gen_set_got_rex64.
4068 (legitimate_constant_p): Handle new UNSPECs.
4069 (legitimate_pic_address_disp_p): Likewise.
4070 (legitimize_pic_address): Lower MEDIUM model addressing.
4071 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4072 (enum cmodel): Add MEDIUM_PIC.
4073 (SYMBOL_REF_FAR_ADDR_P): New macro.
4074 (SYMBOL_FLAG_FAR_ADDR): New flag.
4075 * i386.md (movdi): Support medium model.
4076 (set_got_rex64): New pattern.
4077 * i386.opt (mlarge-data-threshold): New flag.
4078 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4079 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4080 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4081 TARGET_ASM_UNIQUE_SECTION): New.
4083 * invoke.texi (-mlarge_data_threshold): Document
4085 2005-07-31 Jan Hubicka <jh@suse.cz>
4087 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4088 (coalesce_vars): Likewise.
4089 * tree-ssa-live.c (coalesce_cost): New.
4090 (build_tree_conflict_graph): Use coalesce_cost.
4091 * tree-ssa-live.h (coalesce_cost): Declare.
4093 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4095 * arm.md (all peepholes for post-increment operations): Delete.
4096 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4097 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4098 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4099 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4100 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4102 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4104 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4107 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4110 * doc/invoke.texi: Document -rdynamic.
4112 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4115 * c-parser.c (c_parser_parms_list_declarator): Call
4116 mark_forward_parm_decls.
4117 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4118 decls with visibility structure.
4120 2005-07-30 Paul Brook <paul@codesourcery.com>
4122 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4124 2005-07-30 Paul Brook <paul@codesourcery.com>
4126 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4128 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4130 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4132 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4135 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4136 nested function declarators.
4137 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4138 (grokparms): Call warn_if_shadowing for parameters used within the
4140 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4141 not used within the parameter list.
4142 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4144 2005-07-30 Jan Hubicka <jh@suse.cz>
4146 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4147 * i386.c (ix86_fixup_binary_operands): Likewise.
4148 (ix86_expand_unary_operator): Likewise.
4149 (ix86_expand_fp_absneg_operator): Likewise.
4150 * optabs.c (expand_vec_cond_expr): Validate dest.
4152 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4155 * real.c (real_from_string): Also set last bit if there is a
4156 nonzero hex digit beyond GCC's internal precision after ".".
4158 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4160 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4161 define_constants. Change duplicate values to unassigned numbers.
4162 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4163 (*altivec_vspltsf): New.
4164 (altivec_vperm_v4sf): Delete.
4165 (altivec_vperm_<mode>): Use mode macro V.
4166 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4167 (altivec_predicate_v4sf): Delete.
4168 (altivec_predicate_<mode>): Use mode macro V.
4169 (*altivec_lvesfx): New.
4170 (*altivec_stvesfx): New.
4171 (vec_realign_load_v4sf): Delete.
4172 (vec_realign_load_<mode>): Use mode macro V.
4173 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4176 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4179 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4181 * configure: Regenerated.
4183 2005-07-29 Paul Brook <paul@codesourcery.com>
4185 * doc/install.texi: Add link to GFortran binaries wiki page.
4187 2005-07-29 David Ung <davidu@mips.com>
4189 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4190 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4191 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4192 * config/mips/mips.md (cpu): Add 5kf name.
4193 (includes): Includes 5k.md.
4194 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4195 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4198 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4201 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4202 (cleanup_tree_cfg): ... here.
4203 Call cleanup_tree_cfg_1 until there are no more cleanups to
4206 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4208 * tree-vrp.c (compare_range_with_value): Return true or false
4209 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4210 EQ_EXPR respectively.
4212 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4214 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4217 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4219 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4220 (tree_ssa_dominator_optimize): Increment it.
4221 (dump_dominator_optimization_stats): Print it.
4223 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4224 Steven Bosscher <stevenb@suse.de>
4226 PR rtl-optimization/23117
4227 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4228 when head == tail. Tidy comment.
4230 2005-07-28 Richard Henderson <rth@redhat.com>
4232 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4233 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4234 * jump.c (rtx_renumbered_equal_p): Likewise.
4235 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4236 CONST_INT and CONST_DOUBLE.
4237 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4238 * reload.c (operands_match_p): Special case CONST_INT and
4239 CONST_DOUBLE; check mode earlier.
4241 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4244 * c-typeck.c (convert_for_assignment): Do not check
4245 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4247 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4250 * c-typeck.c (composite_type): Prefer constant size arrays to
4253 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4256 * real.c (real_from_string): Set last bit if there is a nonzero
4257 hex digit beyond GCC's internal precision.
4259 2005-07-28 Richard Henderson <rth@redhat.com>
4262 * cfgcleanup.c (try_forward_edges): Watch out for end of
4265 2005-07-28 James E Wilson <wilson@specifixinc.com>
4268 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4270 2005-07-28 Jan Hubicka <jh@suse.cz>
4272 * Makefile.in (rtl-profile.o): Kill all traces of it.
4273 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4274 * coverage.h (rtl_coverage_counter_ref): Kill.
4275 * opts.c (flag_speculative_prefetching_set): Kill.
4276 (flag_loop_optimize_set): New.
4277 (common_handle_option): Disable loop optimizer when profiling;
4278 do not handle speculative prefetching.
4279 * passes.c (init_optimization_passes): Replace pass_profiling combo
4280 by branch_prob pass.
4281 * profile.c (compute_value_histograms): Update for simplified value
4283 (rtl_register_profile_hooks): Kill.
4284 (pass_profiling): Kill.
4285 (rest_of_handle_branch_prob): Do not profile.
4286 * toplev.c (process_options): Remove speculative prefetching.
4287 * toplev.h (flag_tree_based_profiling): Kill.
4288 * tree-profile.c (prepare_instrumented_value,
4289 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4290 tree_gen_one_value_profiler, do_tree_profiling): Update for
4291 simplified datastructures.
4292 * value-prof.c: Add comment that speculative prefetching was dropped;
4293 update rest of file for simplified datastructures.
4294 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4295 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4296 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4297 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4298 rtl_mod_subtract, gen_speculative_prefetch,
4299 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4300 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4301 (gate_handle_value_profile_transformations,
4302 rest_of_handle_value_profile_transformations,
4303 pass_value_profile_transformations): Kill.
4304 * value-prof.h (histogram_value_t): Remove IL based unions.
4305 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4306 rtl_profile_hooks): Remove hooks.
4308 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4310 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4311 (cgraph_clone_node): Likewise.
4312 * cgraph.h (cgraph_clone_edge): Update prototype.
4313 (cgraph_clone_node): Likewise.
4314 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4316 (lookup_recursive_calls): Consider profile.
4317 (cgraph_decide_recursive_inlining): Fix updating; use new
4318 probability argument; use profile.
4319 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4320 * tree-inline.c (copy_bb): Update clal of clone_edge.
4321 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4323 * invoke.texi (min-inline-recursive-probability): Document.
4325 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4327 * doc/install.texi (Configuration): Update Valgrind homepage.
4329 2005-07-28 Richard Henderson <rth@redhat.com>
4332 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4333 labels we want to delete.
4334 (cfg_layout_merge_blocks): Likewise.
4336 2005-07-28 Richard Henderson <rth@redhat.com>
4339 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4340 when expanding to nothing.
4342 2005-07-28 Josh Conner <jconner@apple.com>
4344 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4345 (cgraph_decide_inlining_of_small_functions): Likewise.
4347 2005-07-28 Josh Conner <jconner@apple.com>
4349 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4350 direction of badness if negative.
4351 (cgraph_default_inline_p): Add reason to parameters, and assign it
4353 (cgraph_decide_inlining_of_small_functions): New parameter in call
4354 to cgraph_default_inline_p.
4355 (cgraph_decide_inlining_incrementally): Likewise.
4356 * cgraphunit.c (decide_is_function_needed): Likewise.
4357 * cgraph.h (cgraph_default_inline_p): Likewise.
4359 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4361 * builtins.c: Fix comment typo(s).
4362 * genautomata.c: Likewise.
4363 * gimplify.c: Likewise.
4364 * tree-dfa.c: Likewise.
4365 * tree-flow-inline.h: Likewise.
4366 * tree-into-ssa.c: Likewise.
4367 * tree-ssa-alias.c: Likewise.
4368 * tree-ssa-ccp.c: Likewise.
4369 * tree-ssa-copy.c: Likewise.
4370 * tree-ssa-dce.c: Likewise.
4371 * tree-ssa-dom.c: Likewise.
4372 * tree-ssa-operands.c: Likewise.
4373 * tree-tailcall.c: Likewise.
4374 * tree-vectorizer.c: Likewise.
4375 * tree-vrp.c: Likewise.
4378 2005-07-28 Jeff Law <law@redhat.com>
4380 * tree-vrp.c (test_for_singularity): Extracted from ...
4381 (simplify_cond_using_ranges): Attempt to simplify a relational
4382 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4384 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4386 PR tree-optimization/22506
4387 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4388 phis whose argument is constant.
4390 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4392 PR rtl-optimization/18992
4393 Back out this patch:
4394 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4395 PR optimization/12142
4396 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4397 uses of the register in the SET_SRC. Remove unnecessary argument.
4399 Replace it with this:
4400 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4401 if flag_non_call_exceptions is set and the insn may trap, pass
4402 pc_rtx as dest for recursion.
4403 In SET_SRC part of SET case, if dest is already set, pass it down
4406 2005-07-28 Jan Hubicka <jh@suse.cz>
4408 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4409 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4410 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4412 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4413 profile when available.
4415 2005-07-28 Jan Beulich <jbeulich@novell.com>
4417 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4418 (ia64_print_operand): Describe and handle 'X'.
4419 (ia64_register_move_cost): Also handle FP_REGS.
4420 (ia64_preferred_reload_class): Likewise.
4421 (ia64_secondary_reload_class): Likewise.
4422 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4423 it. Also check for ITANIUM_CLASS_FLDP.
4424 * config/ia64/ia64.h (FP_REGNO_P): New.
4425 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4426 (reg_class): Add FP_REGS.
4427 (REG_CLASS_NAMES): Adjust for it.
4428 (REG_CLASS_CONTENTS): Likewise.
4429 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4430 (REG_CLASS_FROM_LETTER): Handle 'x'.
4431 (CLASS_MAX_NREGS): Handle FP_REGS.
4432 (MEMORY_MOVE_COST): Likewise.
4433 * config/ia64/ia64.md (itanium_class): Add fldp.
4434 (type): Handle fldp.
4435 (movti_internal): More allowable operand combinations. Use ldfp8 when
4436 splitting unnecessary. Remove predicable attribute. Adjust
4437 itanium_class attribute.
4438 (smuldi3_highpart): Remove outdated comment.
4439 (mulditi3, umulditi3, rotlti3): New expanders.
4440 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4441 (absti2): Disabled new insn for future reference.
4442 Respective new splitters.
4443 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4444 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4445 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4447 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4449 PR rtl-optimization/23047
4450 * simplify-rtx.c (simplify_const_relational_operation): Respect
4451 flag_wrapv for comparisons with ABS.
4453 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4455 PR tree-optimization/22493
4456 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4457 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4459 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4461 * config/frv/frv.opt (moptimize-membar): New.
4463 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4465 * config/frv/frv.h: Remove machine_function definition.
4467 * config/frv/frv.c (struct frv_io): New.
4468 (struct machine_function): Moved from frv.h. Add has_membar_p.
4469 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4470 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4471 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4472 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4473 (frv_reorg): Call frv_optimize_membar when appropriate.
4474 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4475 (frv_expand_builtin): Adjust calls accordingly.
4476 (frv_io_address_cookie): New function.
4477 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4478 load or store rather than a special insn. Add ccnstant address and
4479 io-type operands to the membar.
4480 (frv_ifcvt_modify_tests): Unsign regno.
4481 (frv_ifcvt_modify_tests): Same.
4483 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4484 UNSPEC_OPTIONAL_MEMBAR constant.
4485 (builtin_read_<mode>): Delete.
4486 (builtin_write_<mode>): Delete.
4487 ("optional_membar_<mode>"): Add operand.
4489 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4490 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4491 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4492 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4493 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4494 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4495 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4496 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4497 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4499 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4501 * df.c (df_uses_record): Handle SCRATCH.
4503 2005-07-28 Steven Bosscher <stevenb@suse.de>
4506 * passes.c (rest_of_decl_compilation): If decl is a type and
4507 we have encountered errors, don't emit debug information.
4509 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4511 * params.def: Fixed comment.
4513 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4516 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4517 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4518 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4520 2005-07-27 Steven Bosscher <stevenb@suse.de>
4523 * varasm.c (assemble_start_function): Don't do anything that may
4524 require a CFG if the current function is a thunk.
4526 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4528 * doc/install.texi (Prerequisites): Mention that perl is needed
4529 to do export control in libstdc++ targetting Darwin.
4531 2005-07-27 Steven Bosscher <stevenb@suse.de>
4533 PR rtl-optimization/17808
4534 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4535 (sched_insns_conditions_mutex_p): Split out from...
4536 (add_dependence): ...here. But don't call it from here.
4537 (add_dependence_list): Check sched_insns_conditions_mutex_p
4538 before calling add_dependence.
4539 (add_dependence_list_and_free): Likewise.
4540 (fixup_sched_groups): Likewise.
4541 (sched_analyze_1): Likewise.
4542 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4543 (sched_analyze): Likewise.
4544 (sched_analyze_insn): Likewise.
4545 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4546 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4547 dependencies on all COND_EXEC insns to jumps ending basic blocks
4548 when doing intrablock scheduling.
4549 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4551 2005-07-27 Jeff Law <law@redhat.com>
4553 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4554 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4555 equivalency sets, correctly handle the case were vr0 has an
4556 equivalency set, but vr1 does not.
4558 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4560 PR tree-optimization/23073
4561 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4562 vect_print_dump_info before fprintf.
4564 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4566 PR tree-optimize/22348
4567 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4568 Fold the partial computation.
4570 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4572 PR tree-optimization/22325
4573 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4575 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4577 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4578 (force_var_cost): ... this function.
4579 (compute_phi_arg_on_exit): Export.
4581 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4583 PR tree-optimization/20773
4584 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4587 2005-07-27 Richard Guenther <rguenther@suse.de>
4589 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4590 Avoid pushing again if current struct contains only
4591 fields we decomposed.
4593 2005-07-27 Jan Hubicka <jh@suse.cz>
4595 PR tree-optimization/22574
4596 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4599 * tree-tailcall.c (decrease_profile): New function.
4600 (eliminate_tail_call): Use it.
4602 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4603 visibility flags correctly in whole program mode.
4605 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4607 PR rtl-optimization/22472
4608 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4610 2005-07-26 Steven Bosscher <stevenb@suse.de>
4612 PR tree-optimization/22504
4613 * tree-complex.c (expand_complex_addition): Use 'code' instead
4614 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4616 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4618 * config.gcc (cpu_type): Add frv case.
4619 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4620 (supported_defaults): Add fr550 case.
4622 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4625 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4626 whether a pointer of type T * may point to objects of type T *.
4628 2005-07-26 DJ Delorie <dj@redhat.com>
4630 * configure: Regenerate.
4632 2005-07-26 Dale Johannesen <dalej@apple.com>
4634 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4636 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4638 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4639 Clarify use of "build" in name.
4641 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4643 * doc/extend.texi (Raw read/write Functions): New section.
4644 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4645 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4646 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4647 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4648 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4649 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4650 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4651 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4652 * config/frv/frv.c: Add bdesc_loads global.
4653 Add bdesc_stores global.
4654 (frv_init_builtins): Add support for __builtin_{read/write}*.
4655 (frv_volatile_memref): New.
4656 (frv_expand_load_builtin): New.
4657 (frv_expand_store_builtin): New.
4658 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4659 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4660 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4661 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4662 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4663 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4664 (builtin_read_<mode>): New.
4665 (builtin_write_<mode>): New.
4666 (builtin_write64): New.
4667 (optional_membar_<mode>): New.
4669 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4671 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4672 (rather than units) against HOST_BITS_PER_WIDE_INT.
4674 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4676 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4677 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4678 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4679 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4682 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4683 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4684 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4686 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4688 2005-07-26 Richard Guenther <rguenther@suse.de>
4690 PR tree-optimization/22486
4691 * fold-const.c (fold_unary): Fold away useless component
4692 references of the form (T *)&T.x, if the address
4695 2005-07-25 James E Wilson <wilson@specifixinc.com>
4697 * dwarf2out.c (add_call_src_coords_attributes): New.
4698 (gen_inlined_subroutine_die): Call it.
4699 (maybe_emit_file, init_file_table): Add comments.
4700 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4702 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4703 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4704 * tree.h (BLOCK_SOURCE_LOCATION): New.
4705 (struct tree_block): New field locus.
4707 2005-07-26 Andreas Schwab <schwab@suse.de>
4709 PR rtl-optimization/23043
4710 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4711 when allocating a struct unoccr.
4713 2005-07-25 Richard Henderson <rth@redhat.com>
4716 * tree-complex.c (gate_no_optimization): True if errors.
4717 * Makefile.in (tree-complex.o): Update dependencies.
4719 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4721 * config/frv/predicates.md (integer_register_operand): Use
4724 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4727 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4729 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4731 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4733 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4734 types when flag_unsafe_math_optimizations is true.
4736 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4738 * gcc.c (option_map): Add --sysroot.
4739 (process_command): Handle --sysroot.
4740 (display_help): Document it.
4741 * doc/cppopts.tex (-isysroot): Document.
4742 * doc/invoke.texi (--sysroot): Document.
4743 * doc/install.texi (--with-build-sysroot): Document.
4745 * Makefile.in (inhibit_libc): New variable.
4746 (INHIBIT_LIBC_CFLAGS): Likewise.
4747 (LIBGCC2_CFLAGS): Include
4748 $(INHIBIT_LIBC_CFLAGS).
4749 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4750 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4751 ($(T)crtend.o): Likewise.
4752 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4753 ($(T)crtendS.o): Likewise.
4754 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4755 ($(T)crtendT.o): Likewise.
4756 (stmp-fixinc): Do not complain about missing headers if
4758 * configure.ac (inhibit_libc): Set it to true/false.
4759 (--with-build-sysroot): New option. Use it to set
4761 * configure: Regenerated.
4763 2005-07-25 Manfred Hollstein <mh@suse.com>
4765 * calls.c (store_one_arg): Fix unsigned comparison warning.
4767 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4770 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4771 (ggc_print_statistics): Initialize variable before use.
4773 2005-07-25 Richard Guenther <rguenther@suse.de>
4775 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4776 calling with a PHI_NODE argument.
4778 * tree-flow-inline.h (overlap_subvar): Protect against
4781 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4783 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4784 * configure: Regenerate.
4786 2005-07-25 Ira Rosen <irar@il.ibm.com>
4788 * expr.c (highest_pow2_factor): Make extern.
4789 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4790 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4791 record_array_differ_p, array_ptr_differ_p): Likewise.
4792 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4793 additional cases. Call the above functions.
4794 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4795 base_object_differ_p when there are two base objects. Otherwise, compare
4796 base address and offset. Call may_alias_p.
4797 (dump_data_reference): Use a correct field name.
4798 (analyze_array): Make static. Initialize new data-ref fields.
4799 (analyze_indirect_ref): New function.
4800 (init_data_ref): Initialize new data-ref fields.
4801 (strip_conversion): Moved from tree-vect-analyze.c.
4802 (analyze_offset_expr, get_ptr_offset, address_analysis,
4803 object_analysis): Likewise.
4804 (analyze_offset): New function.
4805 (create_data_ref): Likewise.
4806 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4807 dimensions for ARRAY_REFs only.
4808 (build_classic_dist_vector): Make static.
4809 (access_functions_are_affine_or_constant_p): Call macro to get the
4810 address of access functions.
4811 (compute_all_dependences): Add new parameter
4812 compute_self_and_read_read_dependences. Compute self and read-read
4813 dependences if it is true.
4814 (find_data_references_in_loop): Call create_data_ref. Initialize new
4816 (compute_data_dependences_for_loop): Add new parameter
4817 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4818 compute nb_loops. Call compute_all_dependences,
4819 build_classic_dist_vector and build_classic_dir_vector with correct
4821 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4822 with correct parameters. Compare dimensions for ARRAY_REFs only.
4823 (free_data_refs): Call macro to free access functions.
4824 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4825 fields from stmt_vinfo.
4826 (struct base_object_info): New structure.
4827 (struct data_reference): Move fields to base_object_info. Add fields
4828 first_location and object_info for above structures. Move fields from
4829 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4830 aligned_to. Add macros to access the new fields.
4831 Update functions declarations.
4832 * tree-flow.h (is_aliased_with): Declare.
4833 * tree-loop-linear.c (linear_transform_loops): Call
4834 compute_data_dependences_for_loop with correct parameters.
4835 * tree-ssa-alias.c (is_aliased_with): New function.
4836 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4837 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4838 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4839 vect_base_addr_differ_p, compute_subscript_distance and
4840 build_classic_dist_vector. Add printings. Check absolute value of
4842 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4844 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4845 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4846 to bytes. Add printing.
4847 (vect_compute_data_refs_alignment): Go through loads and stores in one
4849 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4850 vect_analyze_data_ref_access): Likewise.
4851 (vect_analyze_pointer_ref_access): Remove.
4852 (vect_address_analysis, vect_object_analysis): Likewise.
4853 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4854 and analyze data-refs in the loop.
4855 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4856 fields of data-ref instead of stmt. Add init to the offset from the
4858 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4859 (vect_update_init_of_dr): Likewise.
4860 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4861 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4863 (new_loop_vec_info): Initialize new fields.
4864 (destroy_loop_vec_info): Free new fields.
4865 (vect_strip_conversion): Remove.
4866 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4867 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4868 datarefs. Add new field ddrs.
4869 Add macros for the new fields access.
4870 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4871 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4872 Remove their macros.
4873 * tree.h (highest_pow2_factor): Declare.
4875 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4877 * calls.c (store_one_arg): Check for sibling call MEM arguments
4878 from already clobbered incoming argument area.
4880 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4882 * c-common.c (check_missing_format_attribute): New.
4883 * c-common.h (check_missing_format_attribute): Likewise.
4884 * c-typeck.c (convert_for_assignment): Use it.
4886 2005-07-24 Andreas Schwab <schwab@suse.de>
4888 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4889 register use a word move. Correct operand of ext.w in 68000 code.
4891 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4893 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4894 variables as declarations, rather than definitions.
4896 2005-07-24 Ira Rosen <irar@il.ibm.com>
4898 PR tree-optimization/22526
4899 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4902 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4904 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4905 that C99 reserve for future use. Use it to define clog10,
4906 clog10f and clog10l.
4908 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4910 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4911 * configure.ac: Check for -Wmissing-format-attribute.
4913 * configure: Regenerate.
4915 2005-07-23 Richard Henderson <rth@redhat.com>
4917 PR tree-optimization/22623
4918 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4920 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4923 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4925 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4927 * Makefile.in (C_TREE_H): Update dependencies.
4928 * c-tree.h: Include toplev.h.
4929 * diagnostic.h (diagnostic_set_info): Add format attribute.
4930 * rtl-error.c (diagnostic_for_asm): Likewise.
4932 2005-07-23 Chao-ying Fu <fu@mips.com>
4934 * config/mips/mips-dsp.md: New file.
4935 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4936 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4938 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4939 MIPS_BUILTIN_BPOSGE32.
4940 (mips_expand_builtin_direct): Add one parameter to indicate that
4941 builtin functions need to return a value.
4942 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4944 (mips_regno_to_class): Add classes for 12 new DSP registers.
4945 (mips_subword): Change to check four HI registers.
4946 (mips_output_move): Output move to and from 6 new DSP accumulators.
4947 (override_options): Make sure -mdsp and -mips16 are not used together.
4948 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4950 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4952 (print_operand): Add 'q' for printing DSP accumulators.
4953 (mips_cannot_change_mode_class): Check ACC_REGS.
4954 (mips_secondary_reload_class): Check ACC_REGS.
4955 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4956 (mips_register_move_cost): Check ACC_REGS.
4957 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4958 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4959 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4960 (dsp_bdesc): New array.
4961 (bdesc_arrays): Add DSP builtin function table.
4962 (mips_prepare_builtin_arg): Check predicate again after
4964 (mips_expand_builtin): Add one more parameter to
4965 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4966 MIPS_BUILTIN_BPOSGE32.
4967 (mips_init_builtins): Initialize new function types.
4968 (mips_expand_builtin_direct): Check if builtin functions need to
4969 return a value and pass operands properly.
4970 (mips_expand_builtin_bposge): New function.
4971 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4972 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4973 (FIRST_PSEUDO_REGISTER): Increase to 188.
4974 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4975 Update for 12 new DSP registers.
4976 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4977 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4978 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4979 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4980 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4981 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4982 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4983 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4984 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4985 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4986 (REGISTER_NAMES): Add names for 12 new DSP registers.
4987 * config/mips/mips.md: Include mips-dsp.md.
4988 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4989 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4990 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4991 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4992 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4993 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4994 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4995 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4996 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4997 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4998 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4999 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5000 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5001 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5002 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5003 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5004 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5005 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5006 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5007 (UNSPEC_RDDSP): New constants.
5008 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5009 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5011 * config/mips/mips.opt (-mdsp): New option.
5012 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5013 (reg_imm10_operand): New predicates.
5014 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5015 * doc/invoke.texi (-mdsp): Document new option.
5017 2005-07-22 DJ Delorie <dj@redhat.com>
5019 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5021 * tree-inline.c (inlinable_function_p): Likewise.
5023 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5026 * toplev.c (check_global_declarations): Do not mark undefined
5027 variables as DECL_IGNORED_P.
5028 * varasm.c (first_global_object_name): GTY it.
5029 (weak_global_object_name): Likewise.
5030 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5031 a string to go into {weak,first}_global_object_name.
5033 2005-07-22 DJ Delorie <dj@redhat.com>
5035 * c-format.c (check_function_format): Change warning control
5036 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5038 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5040 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5041 &PTR->FLD a dereference of PTR.
5042 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5043 a potential dereference of PTR.
5045 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5047 PR rtl-optimization/20370
5048 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5049 call allocate_reg_info if necessary.
5051 PR rtl-optimization/21848
5052 * calls.c (emit_library_call_value_1): For const functions, add
5053 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5055 PR rtl-optimization/22445
5056 * cselib.c (target.h): Include.
5057 (rtx_equal_for_cselib_p): Allow commutative matches.
5058 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5059 Remove MODE parameter. Changed all callers.
5061 PR rtl-optimization/22258
5062 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5064 (try_combine): Use likely_spilled_retval_p.
5066 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5068 * config.gcc: Add crx-elf support.
5070 * doc/contrib.texi: Mention crx.
5071 * doc/extend.texi: Document crx extensions.
5072 * doc/install.texi: Document crx install.
5073 * doc/invoke.texi: Document crx options.
5074 * doc/md.texi: Document crx constraints.
5076 * config/crx/crx-protos.h: New file.
5077 * config/crx/crx.c: New file.
5078 * config/crx/crx.h: New file.
5079 * config/crx/crx.md: New file.
5080 * config/crx/crx.opt: New file.
5081 * config/crx/t-crx: New file.
5083 2005-07-22 Manfred Hollstein <mh@suse.com>
5085 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5087 (int_add_graph_edge): Likewise.
5088 (collapse_nodes): Likewise.
5089 (process_unification_queue): Likewise.
5091 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5092 Laurent GUERBY <laurent@guerby.net>
5094 PR tree-optimization/22336
5095 * function.c (record_block_change): Check for
5096 cfun->ib_boundaries_block.
5098 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5100 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5101 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5103 2005-07-21 DJ Delorie <dj@redhat.com>
5105 * toplev.c (warn_deprecated_use): Add warning control to warning
5107 * c-typeck.c (parser_build_binary_op): Likewise.
5108 (c_finish_if_stmt): Likewise.
5109 * c-common.c (check_function_sentinel): Likewise.
5110 (check_nonnull_arg): Likewise.
5112 2005-07-21 Richard Henderson <rth@redhat.com>
5115 * tree-complex.c (complex_ssa_name_components): New.
5116 (cvc_lookup): Allow entry not found.
5117 (create_components): Remove.
5118 (create_one_component_var, get_component_var): New.
5119 (get_component_ssa_name, set_component_ssa_name): New.
5120 (extract_component): Use get_component_ssa_name.
5121 (update_complex_components): Use set_component_ssa_name.
5122 (update_complex_components_on_edge): Likewise.
5123 (update_phi_components): Create new PHI nodes directly, instead
5124 of adding insns to edges.
5125 (tree_lower_complex): Allocate and free complex_variable_components
5126 and complex_ssa_name_components here.
5128 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5130 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5131 revert to returning false.
5133 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5136 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5138 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5141 * config/i386/i386.md (cmpxf): Change operand constraints
5142 to "nonmemory_operand".
5144 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5146 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5148 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5151 * fold-const.c (fold_build1): Add checksum for the operands.
5152 (fold_build2): Likewise.
5153 (fold_build3): Likewise.
5155 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5158 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5160 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5162 * common.opt (-fforward-propagate): Committed by mistake,
5165 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5167 * reg-stack.c: Fix comment typo(s).
5168 * tree-ssa-operands.c: Likewise.
5169 * tree-vectorizer: Likewise.
5171 2005-07-21 Nick Clifton <nickc@redhat.com>
5173 * config/sh/symbian.c: Replace C++ style line comments with C
5174 style line comments.
5175 (symbian_add_attribute): Do not use a ? operator on the LHS of
5177 (sh_symbian_handle_dll_attribute): Change the type of the
5178 method vector to "VEC(tree,gc)*" and use vector accessor
5179 macros to walk over the elements.
5180 (symbian_export_vtable_and_rtti_p): Likewise.
5181 (symbian_class_needs_attribute_p): Likewise.
5183 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5186 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5187 initialize targetm.resolve_overloaded_builtin here.
5188 (altivec_expand_overloaded_builtin): Make it non-static.
5189 * config/rs6000/rs6000-protos.h
5190 (altivec_expand_overloaded_builtin): New prototype.
5191 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5192 targetm.resolve_overloaded_builtin here.
5193 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5195 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5196 Zdenek Dvorak <dvorakz@suse.cz>
5198 PR tree-optimization/19210
5199 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5201 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5202 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5203 rely on unproven assumptions.
5204 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5205 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5206 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5207 to number_of_iterations_exit.
5208 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5209 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5210 * tree-ssa-loop-niter.c (find_loop_niter,
5211 estimate_numbers_of_iterations_loop): Likewise.
5212 (number_of_iterations_exit): Honor the new options.
5213 * doc/invoke.texi (Wunsafe-loop-optimizations,
5214 funsafe-loop-optimizations): Document them.
5216 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5218 PR rtl-optimization/22167
5219 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5221 2005-07-20 Adam Nemet <anemet@lnxw.com>
5223 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5224 __do_global_dtors_aux longcall.
5226 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5228 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5229 (old_special_pred_table): Don't reference
5230 SPECIAL_MODE_PREDICATES.
5231 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5232 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5233 * config/sh/predicates.h: Don't mention
5234 SPECIAL_MODE_PREDICATES.
5235 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5238 2005-07-20 DJ Delorie <dj@redhat.com>
5240 * config.gcc: Add m32c-elf support.
5242 * doc/contrib.texi: Mention m32c.
5243 * doc/extend.texi: Document m32c extensions.
5244 * doc/install.texi: Mention m32c.
5245 * doc/invoke.texi: Document m32c options.
5246 * doc/md.texi: Document m32c constraints.
5248 * config/m32c/addsub.md: New file.
5249 * config/m32c/bitops.md: New file.
5250 * config/m32c/cond.md: New file.
5251 * config/m32c/jump.md: New file.
5252 * config/m32c/m32c-lib1.S: New file.
5253 * config/m32c/m32c-lib2.c: New file.
5254 * config/m32c/m32c-modes.def: New file.
5255 * config/m32c/m32c-pragma.c: New file.
5256 * config/m32c/m32c-protos.h: New file.
5257 * config/m32c/m32c.abi: New file.
5258 * config/m32c/m32c.c: New file.
5259 * config/m32c/m32c.h: New file.
5260 * config/m32c/m32c.md: New file.
5261 * config/m32c/m32c.opt: New file.
5262 * config/m32c/minmax.md: New file.
5263 * config/m32c/mov.md: New file.
5264 * config/m32c/muldiv.md: New file.
5265 * config/m32c/predicates.md: New file.
5266 * config/m32c/prologue.md: New file.
5267 * config/m32c/shift.md: New file.
5268 * config/m32c/t-m32c: New file.
5270 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5272 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5273 (stack_protect_set, stack_protect_test): New expanders.
5274 (stack_protect_set_si, stack_protect_set_si_media,
5275 stack_protect_set_di_media, stack_protect_test_si,
5276 stack_protect_test_si_media, stack_protect_test_di_media):
5279 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5281 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5283 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5285 * tree.h (tree_expr_nonzero_p): Export.
5286 * fold-const.c (tree_expr_nonzero_p): Likewise.
5287 Return true for CALL_EXPRs that are alloca calls.
5288 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5290 * tree-flow.h (expr_computes_nonzero): Remove.
5291 * tree-vrp.c (expr_computes_nonzero): Remove.
5292 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5293 (extract_range_from_unary_expr): Likewise.
5294 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5295 tree_expr_nonzero_p.
5297 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5299 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5300 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5301 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5302 All callers changed.
5303 (frame_related_constant_load): New arg "related" which controls
5304 setting of RTX_FRAME_RELATED_P. All callers changed.
5305 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5306 (bfin_expand_prologue): Add stack limit checking.
5307 * config/bfin/bfin.md (trapifcc): New pattern.
5309 * config/bfin/bfin.c: Include "langhooks.h".
5310 (def_builtin): Go through lang_hooks to call builtin_function.
5312 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5313 * config/bfin/predicates.md (symbol_ref_operand): New.
5314 (call_insn_operand): Delete. All callers changed to use
5315 register_no_elim_operand.
5316 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5318 (function_arg): Use it to generate the call's operand 2.
5319 (bfin_longcall_p): New function.
5320 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5321 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5322 determine if the address needs to be in a REG.
5323 (bfin_handle_longcall_attribute): New function.
5324 (bfin_attribute_table): Add "longcall" and "shortcall".
5325 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5326 (CUMULATIVE_ARGS): New member call_cookie.
5327 (PREDICATE_CODES): Add symbol_ref_operand.
5328 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5329 extra USE to the pattern.
5330 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5331 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5332 sibcall_value_insn; now the new patterns handle direct calls and the
5333 old ones indirect calls.
5334 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5336 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5338 * doc/trouble.texi: Update section on handling of empty loops.
5340 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5342 * config.gcc: Remove support for sparc-*-openbsd*,
5343 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5345 * config.host: Remove support for i860-*-sysv4* as a host.
5346 * config/i860/*, config/ip2k/*, config/ns32k/*,
5347 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5348 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5349 mention obsolete ports.
5351 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5353 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5355 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5356 of frame_pointer_rtx.
5357 (sh_expand_epilogue): Likewise.
5358 (sh_set_return_address): Likewise.
5359 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5360 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5361 offsets from FRAME_POINTER_REGNUM.
5362 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5363 (sh_register_names): Add initializer for sfp.
5364 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5365 (VALID_REGISTER_P): Likewise.
5366 (FIRST_PSEUDO_REGISTER): Update.
5367 (DWARF_FRAME_REGISTERS): Define.
5368 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5369 (HARD_FRAME_POINTER_REGNUM): Define.
5370 (FRAME_POINTER_REGNUM): Redefine.
5371 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5372 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5373 from FRAME_POINTER_REGNUM.
5374 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5375 FRAME_POINTER_REGNUM.
5376 (REG_CLASS_CONTENTS): Add sfp.
5377 (REG_ALLOC_ORDER): Likewise.
5378 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5379 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5380 of frame_pointer_rtx.
5381 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5383 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5385 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5386 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5387 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5389 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5392 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5394 Make CONSTRUCTOR use VEC to store initializers.
5395 * c-common.c (complete_array_type): Update to cope with VEC in
5397 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5398 (pp_c_constructor_elts): New function.
5399 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5400 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5401 struct constructor_stack, struct initializer_stack,
5402 constructor_elements, push_init_level, pop_init_level,
5403 add_pending_init, find_init_member, output_init_element): Update to
5404 cope with VEC in CONSTRUCTOR_ELTS.
5405 * coverage.c (build_fn_info_value, build_ctr_info_value,
5406 build_gcov_info): Likewise.
5407 * expr.c (categorize_ctor_elements_1, store_constructor,
5408 expand_expr_real_1): Likewise.
5409 * fold-const.c (fold_ternary): Likewise.
5410 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5411 gimplify_init_constructor, gimplify_expr): Likewise.
5412 * tree-dump.c (dequeue_and_dump): Likewise.
5413 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5415 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5417 * tree-sra.c (generate_element_init_1): Likewise.
5418 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5419 * tree-ssa-operands.c (get_expr_operands): Likewise.
5420 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5421 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5422 (get_initial_def_for_reduction): Likewise.
5423 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5424 value handle in annotations.
5425 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5426 tree_node_structure): Add support for constr_kind.
5427 (build_vector_from_ctor, build_constructor_single,
5428 build_constructor_from_list): New functions.
5429 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5430 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5431 Update to cope with VEC in CONSTRUCTOR_ELTS.
5432 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5433 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5434 CONSTRUCTOR_APPEND_ELT): New macros.
5435 (struct constructor_elt, struct tree_constructor): New data types.
5436 (union tree_node): Add tree_constructor field.
5437 * treestruct.def: Define TS_CONSTRUCTOR.
5438 * varasm.c (const_hash_1, compare_constant, copy_constant,
5439 compute_reloc_for_constant, output_addressed_constants,
5440 initializer_constant_valid_p, output_constant,
5441 array_size_for_constructor, output_constructor): Update to cope with
5442 VEC in CONSTRUCTOR_ELTS.
5443 * vec.h (VEC_empty, VEC_copy): New macros.
5445 2005-07-19 Devang Patel <dpatel@apple.com>
5447 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5449 2005-07-19 Richard Henderson <rth@redhat.com>
5452 * gimplify.c (gimplify_expr): Use main variant type for the temp
5453 destination for a discarded volatile read.
5454 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5455 casts between non-void types that change volatility.
5457 2005-07-15 DJ Delorie <dj@redhat.com>
5459 * toplev.h: Add comment about the first parameter for warning().
5460 * errors.h: Likewise.
5462 * c.opt (Wpragmas): New.
5463 * doc/invoke.texi: Document it.
5465 * function.c (do_warn_unused_parameter): Add warning control to
5467 * c-decl.c (warn_if_shadowing): Likewise.
5468 * c-lex.c (cb_def_pragma): Likewise.
5469 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5470 (pop_alignment): Likewise.
5471 (handle_pragma_pack): Likewise.
5472 (apply_pragma_weak): Likewise.
5473 (handle_pragma_weak): Likewise.
5474 (handle_pragma_redefine_extname): Likewise.
5475 (add_to_renaming_pragma_list): Likewise.
5476 (handle_pragma_extern_prefix): Likewise.
5477 (maybe_apply_renaming_pragma): Likewise.
5478 (handle_pragma_visibility): Likewise.
5480 * config/c4x/c4x-c.c (BAD): Likewise.
5481 (c4x_parse_pragma): Likewise.
5482 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5483 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5484 (rs6000_pragma_longcall): Likewise.
5485 * config/v850/v850-c.c (pop_data_area): Likewise.
5486 (ghs_pragma_section): Likewise.
5487 (ghs_pragma_section): Likewise.
5488 (ghs_pragma_interrupt): Likewise.
5489 (ghs_pragma_starttda): Likewise.
5490 (ghs_pragma_startsda): Likewise.
5491 (ghs_pragma_startzda): Likewise.
5492 (ghs_pragma_endtda): Likewise.
5493 (ghs_pragma_endsda): Likewise.
5494 (ghs_pragma_endzda): Likewise.
5496 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5497 Kenneth Zadeck <zadeck@naturalbridge.com>
5499 * Makefile.in: Removed tree-promote-statics.c
5500 * tree-promote-statics.c: Removed.
5501 * common.opt: Removed flag-promote-statics.
5503 * passes.c: Removed tree-promote-statics pass.
5504 * tree-pass.h: Ditto.
5505 * timevar.def: Removed TV_PROMOTE_STATICS.
5508 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5510 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5512 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5514 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5517 * c-common.c (check_function_arguments): Call
5518 'check_function_format' if either -Wformat or
5519 -Wmissing-format-attribute are specified.
5520 * c-format.c (check_function_format): Check -Wformat before
5521 calling 'check_format_info'.
5522 * c-opts.c (c_common_post_options): Don't warn for
5523 -Wmissing-format-attribute without -Wformat.
5524 * c-typeck.c (convert_for_assignment): Detect additional cases for
5525 -Wmissing-format-attribute.
5526 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5529 2005-07-19 Richard Guenther <rguenther@suse.de>
5531 * config/i386/i386.md (lrint<mode>2): Use temporary
5532 instead of clobbering non-existent memory.
5534 2005-07-19 Nick Clifton <nickc@redhat.com>
5536 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5537 statement to avoid displaying ASCII control characters.
5539 2005-07-19 Ben Elliston <bje@au.ibm.com>
5541 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5542 * cfganal.c (find_edge_index): Ditto.
5543 * combine.c (combine_instructions): Ditto.
5544 * ddg.c (create_scc): Ditto.
5545 (find_successors): Ditto.
5546 (find_predecessors): Ditto.
5547 (find_nodes_on_paths): Ditto.
5548 (longest_simple_path): Ditto.
5549 * flow.c (update_life_info): Ditto.
5550 (count_or_remove_death_notes): Ditto.
5551 (clear_log_links): Ditto.
5552 * modulo-sched.c (generate_reg_moves): Ditto.
5553 (find_max_asap): Ditto.
5554 (find_max_hv_min_mob): Ditto.
5555 (find_max_dv_min_mob): Ditto.
5556 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5557 * sched-rgn.c (extract_edgelst): Ditto.
5558 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5559 (dump_update_ssa): Ditto.
5560 (ssa_names_to_replace) Ditto.
5561 (switch_virtuals_to_full_rewrite): Ditto.
5562 (update_ssa): Ditto.
5563 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5565 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5567 Fix PR tree-optimization/22483
5569 * tree-complex.c (create_components): Use
5570 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5571 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5572 * tree-flow.h (safe_referenced_var_iterator): New structure.
5573 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5574 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5575 safe_referenced_var iterator.
5576 (add_type_alias): Ditto.
5578 2005-07-19 Steven Bosscher <stevenb@suse.de>
5580 * loop-init.c (rest_of_handle_loop2): Remove.
5581 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5582 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5583 (pass_rtl_loop_init, pass_rtl_loop_done,
5584 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5585 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5586 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5587 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5588 pass_tree_loop_done, and pass_tree_unswitch.
5589 (gate_loop): Rename to gate_tree_loop.
5590 * passes.c (init_optimization_passes): Update for renamed tree
5591 loop passes. Add the new loop2 passes as subpasses of loop2.
5592 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5593 Update for the renamed tree loop passes.
5595 2005-07-18 Ian Lance Taylor <ian@airs.com>
5598 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5599 blocks when optimizing.
5601 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5603 * common.opt (frename-registers): Initialize to 2.
5605 (fgcse-after-reload): Ditto.
5606 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5607 (process_options): Only change flag_web, flag_rename_registers,
5608 and flag_rerun_cse_after_loop if not explicitly set by user.
5610 2005-07-18 Jan Beulich <jbeulich@novell.com>
5612 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5613 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5614 in 64-bit mode the same as DImode in 32-bit mode.
5615 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5616 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5617 mode. Add new mode parameter.
5618 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5619 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5620 x86_64_shift_adj): New expanders.
5621 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5622 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5624 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5625 DImode shift splitters.
5626 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5627 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5630 2005-07-18 Jan Beulich <jbeulich@novell.com>
5632 * i386.md (movdi_extzv_1): New.
5633 (zero_extendhidi2): Combine alternatives and never force use of
5635 (zero_extendqidi2): Likewise. Don't restrict input selection.
5637 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5639 Fix PR tree-optimization/22531
5640 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5643 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5645 * tree-promote-statics.c (pass_promote_statics): Change dump file
5648 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5650 * tree-optimize.c (init_tree_optimization_passes): Add
5651 pass_eliminate_useless_stores pass.
5652 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5653 * tree-ssa-pre.c (is_copy_stmt): New function.
5654 (follow_copies_till_vuse): Ditto.
5655 (do_eustores): Ditto.
5656 (gate_eustores): Ditto.
5658 2005-07-16 Richard Henderson <rth@redhat.com>
5660 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5662 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5663 Kenneth Zadeck <zadeck@naturalbridge.com>
5665 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5666 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5667 ipa-type-escape.h, tree-promote-statics.c
5668 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5669 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5670 tree-promote-statics.c: new files.
5671 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5672 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5673 int nonlocal_set_p, mark_constant_function): Deleted.
5674 (rest_of_handle_cfg): Removed call to mark_constant_function.
5675 (nonoverlapping_component_refs_p): Added calls to support
5676 type based aliasing.
5677 * tree-ssa-alias.c (may_alias_p,
5678 compute_flow_insensitive_aliasing): Ditto.
5679 * calls.c (flags_from_decl_or_type): Removed reference to
5681 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5682 too many arguments. This is necessary for Spec 2000.
5683 * cgraph.h (const_function, pure_function): Removed.
5684 * common.opt: Added "fipa-pure-const", "fipa-reference",
5685 "fipa-type-escape", and "ftree-promote-static".
5687 * passes.c: Added ipa and tree-promote-statics passes.
5688 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5689 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5690 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5691 * tree-flow.h: Added exposed sra calls and addition of
5692 reference_vars_info field for FUNCTION_DECLS.
5693 * tree-pass.h: Added passes.
5694 * tree-sra.c: (sra_init_cache): New function.
5695 (sra_insert_before, sra_insert_after) Made public.
5696 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5698 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5699 aliasing. (may_alias_p): Added code to use type escape analysis to
5701 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5702 code to prune clobbers of static variables based on information
5703 produced in ipa-reference pass. Changed call clobbering so that
5704 statics are not marked as clobbered if the call does not clobber
5707 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5709 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5712 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5714 * doc/install.texi (*-*-solaris2*): Document recommended version
5715 of GNU binutils and mention GNU linker problem on Solaris 10.
5717 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5720 * c-decl.c (c_build_bitfield_integer_type): New function.
5721 (finish_struct): Call it.
5722 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5724 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5726 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5729 2005-07-16 Jan Hubicka <jh@suse.cz>
5731 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5732 (scale_bbs_frequencies_int): Watch roundoff errors.
5733 * predict.c (return_prediction): Initialize return_stmt.
5735 2005-07-16 Jan Hubicka <jh@suse.cz>
5737 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5738 after RTL profiling.
5740 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5743 * fold-const.c (build_range_check): Convert high/low to etype
5744 if we are only comparing against exp.
5746 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5748 Fix PR tree-optimization/22376
5749 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5751 (need_to_solve): New function.
5752 (compute_points_to_sets): Use it.
5754 2005-07-15 Jan Hubicka <jh@suse.cz>
5756 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5757 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5759 2005-07-15 Richard Guenther <rguenther@suse.de>
5761 * c-common.c (handle_flatten_attribute): New function.
5762 Add flatten function attribute.
5763 * doc/extend.texi: Document flatten function attribute.
5764 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5765 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5767 (cgraph_decide_inlining): Handle functions with flatten
5770 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5772 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5773 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5774 UNSPEC_XCHG, UNSPEC_AND): New.
5775 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5776 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5777 * config/rs6000/sync.md (FETCHOP): New code macro.
5778 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5780 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5781 (sync_compare_and_swap<mode>): Same.
5782 (sync_lock_test_and_set<mode>): Same.
5783 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5784 for QImode and HImode, and not PPC405.
5785 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5786 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5787 (sync_<fetchop>{si,di}_internal): New.
5788 (sync_nand{si,di}_internal): New.
5789 (sync_old_<fetchop>{si,di}_internal): New.
5790 (sync_old_nand{si,di}_internal): New
5791 (sync_new_<fetchop>{si,di}_internal): New.
5792 (sync_new_nand{si,di}_internal): New.
5793 (atomic_and{si,di}): New.
5794 (sync_new_nand{si,di}_internal): New.
5795 (atomic_and{si,di}): New.
5796 (sync_add<mode>_internal): Delete.
5797 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5798 (sync_sub<mode>_internal): Delte.
5799 (sync_subshort_internal): New.
5800 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5801 (sync_anddi_internal): Delete.
5802 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5803 (sync_booldi_internal): Delete.
5804 (sync_boolc<mode>_internal): Delete.
5805 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5806 (sync_boolc<mode>_internal2): Delete.
5807 (sync_boolcc<mode>_internal): Delete.
5808 (isync, lwsync): Use unspec instead of unspec_volatile.
5809 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5810 Revert UNSPEC_VOLATILE.
5811 (rs6000_split_atomic_op): New.
5812 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5814 2005-07-14 Eric Christopher <echristo@redhat.com>
5816 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5817 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5819 2005-07-14 Eric Christopher <echristo@redhat.com>
5821 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5823 2005-07-14 Steven Bosscher <stevenb@suse.de>
5825 PR tree-optimization/22230
5826 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5827 the computation of the four cross productions for "range op range".
5829 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5830 Ulrich Weigand <uweigand@de.ibm.com>
5833 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5836 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5838 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5840 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5842 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5844 2005-07-14 Richard Guenther <rguenther@suse.de>
5847 * config/i386/i386-protos.h (ix86_function_value): Change
5848 prototype to match new target hook.
5849 * config/i386/i386.c (ix86_value_regno): Change prototype
5850 to take extra type argument.
5851 (TARGET_FUNCTION_VALUE): Define.
5852 (ix86_function_ok_for_sibcall): Pass extra argument to
5853 ix86_value_regno, check return slot rtx for exact match.
5854 (ix86_function_value): Take extra parameter. Dispatch to
5855 ix86_value_regno with fndecl/fntype as provided.
5856 (ix86_value_regno): Handle extra type argument.
5857 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5859 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5860 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5861 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5862 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5863 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5865 2005-07-14 Richard Guenther <rguenther@suse.de>
5867 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5868 * calls.c (expand_call): Pass fntype to hard_function_value.
5869 (emit_library_call_value_1): Likewise.
5870 * explow.c: Include target.h.
5871 (hard_function_value): Take extra argument, the fntype.
5872 Use new target hook for function_value.
5873 * expr.h (hard_function_value): Change prototype.
5874 * function.c (aggregate_value_p): Pass 0 as fntype to
5875 hard_function_value.
5876 (assign_parms): Use new target hook for function_value.
5877 Pass 0 as fntype to hard_function_value.
5878 (expand_function_end): Likewise.
5879 * reg-stack.c: Include target.h.
5880 (stack_result): Use new target hook for function_value.
5881 * target-def.h: New target hook function_value.
5882 * target.h: Likewise.
5883 * targhooks.c (default_function_value): New function.
5884 * targhooks.h (default_function_value): Declare.
5886 2005-07-13 Ian Lance Taylor <ian@airs.com>
5888 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5890 2005-07-14 Jan Hubicka <jh@suse.cz>
5892 * tree-dfa.c (dump_variable): Use default_def function.
5893 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5894 * tree-ssa.c (verify_use): Likewise.
5895 * tree-ssanames.c (release_ssa_name): Likewise.
5896 * tree-tailcall.c (eliminate_tail_call): Likewise.
5897 (tree_optimize_tail_calls_1): Likewise.
5898 * tree-vrp.c (get_value_range): Likewise.
5900 2005-07-14 Ben Elliston <bje@au.ibm.com>
5902 * gcc.c (main): Compare language[0] with '*' when iterating over
5905 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5907 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5908 "s390_emit_compare". Add handling of CCZ1mode.
5909 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5910 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5912 (s390_branch_condition_mask): Add CCZ1mode handling.
5913 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5914 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5915 Use CCZ1mode instead of CCZmode.
5916 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5918 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5920 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5922 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5924 2005-07-13 Eric Christopher <echristo@redhat.com>
5926 * config/mips/mips.c (mips_canonicalize_comparison): New.
5927 (mips_emit_int_relational): Use.
5929 2005-07-13 Eric Christopher <echristo@redhat.com>
5931 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5933 * config/s390/s390.md: Include tpf.md. Move tpf specific
5935 * config/s390/tpf.md: To here.
5936 * config/s390/s390.opt: Move tpf specific options...
5937 * config/s390/tpf.opt: to here. Add mmain option.
5938 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5939 * config/s390/tpf.h: Rewrite.
5941 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5943 * doc/tm.texi: Remove @xref{Cross-profiling}.
5945 2005-07-13 Jeff Law <law@redhat.com>
5947 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5948 expressions, test their _DECL operands for pointer equality rather
5949 than using operand_equal_p.
5951 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5953 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5954 (TARGET_POSIX_IO): This.
5955 * config/darwin.h: Likewise.
5956 * config/freebsd.h: Likewise.
5957 * config/linux.h: Likewise.
5958 * config/lynx.h: Likewise.
5959 * config/netbsd.h: Likewise.
5960 * config/rs6000/linux64.h: Likewise.
5961 * config/rs6000/linux.h: Likewise.
5962 * config/s390/tpf.h: Likewise.
5963 * config/sh/embed-elf.h: Likewise.
5964 * config/sparc/linux64.h: Likewise.
5965 * config/sparc/linux.h: Likewise.
5966 * config/svr4.h: Likewise.
5967 * gcov-io.h: Likewise.
5969 * doc/tm.texi: Updated.
5971 * libgcov.c (create_file_directory): Defined only if
5972 TARGET_POSIX_IO is defined.
5973 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5976 2005-07-13 Jan Hubicka <jh@suse.cz>
5978 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5980 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5982 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5983 structure as argument.
5985 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5987 PR tree-optimization/21921
5988 * tree-iterator.c (tsi_link_before): Support the case when
5989 tsi_end_p (tsi) == true.
5991 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5993 PR tree-optimization/22442
5994 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5997 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5999 PR rtl-optimization/20376
6000 * toplev.c (process_options): Enable -fweb and -frename-registers when
6002 * doc/invoke.texi: Update the information about when -fweb and
6003 -frename-registers are enabled.
6005 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6008 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6009 if *rhs_p is not a SSA_NAME.
6011 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6013 Fix PR tree-optimization/22422
6014 * tree-ssa-structalias.c (struct variable_info): Add flag for
6016 (get_varinfo): Now a static function.
6017 (new_varinfo): init has_union and is_special_var to false.
6018 (solution_set_add): Check has_union.
6019 (do_da_constraint): Move temporary variable so it gets reset
6021 Also check for special variable.
6022 (do_ds_constraint): Ditto.
6023 (do_sd_constraint): Ditto.
6024 (do_structure_copy): Check for special variable.
6025 (find_func_aliases): Ditto.
6026 (init_base_vars): Set special vars properly.
6028 2005-07-13 Jan Hubicka <jh@suse.cz>
6030 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6033 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6034 (get_expr_operands): Fix thinko wrt flags and subvars.
6036 PR tree-optimize/22379
6037 * tree-inline.c (expand_call_inline): Do not output sorry in early
6040 2005-07-12 Dale Johannesen <dalej@apple.com>
6042 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6044 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6047 * host-linux.h: Include limits.h.
6049 2005-07-12 Dale Johannesen <dalej@apple.com>
6051 * expr.c (compress_float_constant): Add cost check.
6052 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6054 2005-07-12 Dale Johannesen <dalej@apple.com>
6056 * gcc.target/i386/compress-float-sse.c: New.
6057 * gcc.target/i386/compress-float-sse-pic.c: New.
6058 * gcc.target/i386/compress-float-387.c: New.
6059 * gcc.target/i386/compress-float-387-pic.c: New.
6060 * gcc.dg/compress-float-ppc.c: New.
6061 * gcc.dg/compress-float-ppc-pic.c: New.
6063 2005-07-12 Eric Christopher <echristo@redhat.com>
6065 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6067 * config/s390/s390.md: Include tpf.md. Move tpf specific
6069 * config/s390/tpf.md: To here.
6070 * config/s390/s390.opt: Move tpf specific options...
6071 * config/s390/tpf.opt: to here. Add mmain option.
6072 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6073 * config/s390/tpf.h: Rewrite.
6075 2005-07-12 Eric Christopher <echristo@redhat.com>
6077 * gcc.c (struct infile): Update comment for language.
6078 (main): Rewrite input file resetting code.
6080 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6083 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6084 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6085 (lookup_avail_expr): Use constant_boolean_node instead
6086 of boolean_false_node/boolean_true_node.
6088 2005-07-12 Ben Elliston <bje@au.ibm.com>
6090 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6091 and use it when printing num_edges.
6093 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6095 * doc/extend.texi (Blackfin Built-in Functions): New section.
6096 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6099 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6101 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6102 s/cmpstrsi/cmpstrnsi
6103 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6105 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6106 (init_optabs): Initialize cmpstrn_optab.
6107 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6108 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6109 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6110 * config/i386/i386.md: s/cmpstr/cmpstrn
6111 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6112 * doc/md.texi: Update documentation.
6114 2005-07-11 Richard Henderson <rth@redhat.com>
6116 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6117 build_va_arg_indirect_ref.
6118 (alpha_gimplify_va_arg): Likewise.
6119 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6120 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6121 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6122 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6123 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6124 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6126 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6128 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6130 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6131 * passes.c (init_optimization_passes): Add pass_empty_loop.
6132 * tree-pass.h (pass_empty_loop): Declare.
6133 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6134 try_remove_empty_loop, remove_empty_loops): New functions.
6135 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6136 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6138 2005-07-12 Peter Barada <peter@the-baradas.com>
6142 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6143 in address registers.
6144 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6145 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6146 alternative of addsi3_5200.
6148 2005-07-11 Ian Lance Taylor <ian@airs.com>
6150 * config/mips/mips.md (ffs<mode>2): Remove.
6152 2005-07-11 Ian Lance Taylor <ian@airs.com>
6154 * doc/tree-ssa.texi (Cleanups): Improve description of
6156 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6158 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6160 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6161 * tree.h (DECL_ARGUMENT_FLD): New macro.
6163 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6165 Fix PR tree-optimization/22404
6167 * tree-ssa-structalias.c (create_variable_info_for): Use
6170 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6172 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6173 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6174 for second comparison operand.
6175 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6177 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6178 (define_insn_reservation "alu"): Likewise.
6179 (csync, ssync): Now of type sync.
6180 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6181 -mcsync-anomaly -mspecld-anomaly.
6182 * config/bfin/bfin.opt (mcsync): Remove.
6183 (mcsync-anomaly, mspecld-anomaly): Add.
6184 * config/bfin/bfin.c: Include "insn-codes.h".
6185 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6186 (TARGET_DEFAULT_TARGET_FLAGS): New.
6187 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6189 2005-07-11 Steven Bosscher <stevenb@suse.de>
6191 * basic-block.h: Give the BB flags enum a name, bb_flags.
6192 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6193 * cfgcleanup.c (enum bb_flags): Remove here.
6194 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6195 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6196 (update_forwarder_flag): Likewise.
6197 (thread_jump): Likewise.
6198 (try_forward_edges): Likewise.
6199 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6200 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6201 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6203 2005-07-11 Richard Guenther <rguenther@suse.de>
6205 * config/i386/i386.opt: New target option -msseregparm.
6206 * config/i386/i386.c (override_options): Error out for
6207 -msseregparm but no SSE support.
6208 (ix86_function_sseregparm): Check for global sseregparm.
6209 * doc/invoke.texi: Document -msseregparm.
6211 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6213 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6214 (m32rle-*-linux*): Ditto.
6216 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6218 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6219 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6222 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6226 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6227 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6229 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6231 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6232 (varmap): Heapify varmap.
6233 (constraints): Heapify constraints.
6234 (struct constraint_graph): Heapify succs and preds.
6235 (constraint_vec_find): Update for heapification.
6236 (constraint_set_union): Ditto.
6237 (insert_into_complex): Ditto.
6238 (constraint_edge_vec_find): Ditto.
6239 (erase_graph_self_edge): Ditto.
6240 (add_graph_edge): Ditto.
6241 (get_graph_weights): Ditto.
6242 (merge_graph_nodes): Ditto.
6243 (build_constraint_graph): Ditto.
6244 (topo_visit): Ditto.
6245 (solve_graph): Ditto.
6246 (create_variable_info_for): Ditto.
6247 (init_base_vars): Ditto.
6248 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6249 (condese_varmap_nodes): Free complex vector.
6250 (clear_edges_for_node): Clear succs and preds vector.
6252 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6254 * tree-ssa-structalias.c (update_alias_info): Change counting of
6255 references to not include vdefs.
6257 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6259 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6262 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6264 * pa.c (pa_commutative_p): Make PLUS commutative when
6265 TARGET_NO_SPACE_REGS is true.
6267 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6269 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6270 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6271 * tree-dfa.c (dump_subvars_for): New.
6272 (debug_subvars_for): New.
6273 (dump_variable): Show subvariables if VAR has them.
6274 * tree-flow-inline.h (get_subvar_at): New.
6275 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6276 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6278 (struct subvar): Change fields offset and size to unsigned
6280 (dump_subvars_for): Declare.
6281 (debug_subvars_for): Declare.
6282 (get_subvar_at): Declare.
6283 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6284 to unsigned HOST_WIDE_INT *.
6285 (overlap_subvar): Likewise.
6286 * tree-gimple.c (is_gimple_reg): Always return false for
6287 SFTs and memory tags.
6288 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6290 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6291 (compute_may_aliases): Call compute_points_to_sets.
6292 (collect_points_to_info_for): Remove.
6293 (compute_points_to_and_addr_escape): Remove.
6294 (delete_alias_info): Call delete_points_to_sets.
6295 (compute_flow_sensitive_aliasing): If the call to
6296 find_what_p_points_to returns false, call set_pt_anything.
6297 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6298 (set_pt_anything): Clear pi->pt_vars.
6299 (set_pt_malloc): Remove.
6300 (merge_pointed_to_info): Remove.
6301 (add_pointed_to_expr): Remove.
6302 (add_pointed_to_var): Remove.
6303 (collect_points_to_info_r): Remove.
6304 (is_escape_site): Make extern.
6306 (create_overlap_variables_for): Call it.
6307 * tree-ssa-copy.c (merge_alias_info): Never merge
6308 flow-sensitive alias information.
6309 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6310 offset and size to be unsigned HOST_WIDE_INT.
6311 (add_to_addressable_set): Rename from note_addressable.
6312 Set TREE_ADDRESSABLE as the variables are added to the set.
6314 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6315 operands into VUSEs when adding V_MAY_DEFs for members in an
6317 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6318 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6319 (struct variable_info): Add bitfield is_heap_var.
6320 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6321 (new_var_info): Initialize is_heap_var.
6322 (get_constraint_for): Add HEAP variables to the symbol table.
6323 Mark them with is_heap_var.
6324 (update_alias_info): New. Taken mostly from the old
6325 compute_points_to_and_addr_escape.
6326 (handle_ptr_arith): New.
6327 (find_func_aliases): Call update_alias_info.
6328 Call handle_ptr_info for tcc_binary expressions.
6329 Call mark_stmt_modified.
6330 (create_variable_info_for): If DECL has subvars, do not create
6331 variables for its subvars. Always add all the fields.
6332 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6333 SFTs, then add all the SFTs of the structure.
6334 If VI->DECL is an aggregate with subvariables, add the SFT at
6336 (find_what_p_points_to): If VI is an artificial variable,
6337 translate to bitfields in SSA_NAME_PTR_INFO.
6338 If the solution is empty, set pi->pt_vars to NULL
6339 (init_base_vars): Create ANYOFFSET.
6340 (compute_points_to_sets): Rename from create_alias_vars.
6342 (pass_build_pta): Remove.
6343 (delete_points_to_sets): Rename from delete_alias_vars.
6344 (pass_del_pta): Remove.
6345 * tree-ssa-structalias.h (struct alias_info): Move from
6347 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6348 NUM_REFERENCES_SET): Likewise.
6349 (compute_points_to_sets, delete_points_to_sets): Declare.
6351 2005-07-09 Richard Henderson <rth@redhat.com>
6353 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6354 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6355 alpha_split_lock_test_and_set_12): New functions.
6356 * config/alpha/alpha-protos.h: Update.
6357 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6358 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6359 * config/alpha/sync.md (I12MODE): New.
6360 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6361 (sync_<fetchop_name><I48MODE>): Likewise.
6362 (sync_nand<I48MODE>): Likewise.
6363 (sync_old_<fetchop_name><I48MODE>): Likewise.
6364 (sync_new_<fetchop_name><I48MODE>): Likewise.
6365 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6366 (sync_compare_and_swap<I48MODE>): Likewise.
6367 (sync_lock_test_and_set<I48MODE>): Likewise.
6368 (sync_compare_and_swap<I12MODE>): New.
6369 (sync_compare_and_swap<I12MODE>_1): New.
6370 (sync_lock_test_and_set<I12MODE>): New.
6371 (sync_lock_test_and_set<I12MODE>_1): New.
6373 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6377 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6379 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6381 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6382 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6384 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6387 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6389 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6391 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6392 memory_operand constraint.
6393 (store_conditional_<mode>): Same.
6394 (sync_compare_and_swap<mode>): Same.
6395 (sync_lock_test_and_set<mode>): Same.
6397 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6399 Rewrite PIC support to more closely model actual instructions.
6400 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6401 (cris_symbol): Remove prototypes for removed functions.
6402 (cris_pic_symbol_type_of, cris_valid_pic_const)
6403 (cris_expand_pic_call_address): Prototypes for new functions.
6404 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6406 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6408 <case ':'>: Add case for new punctuation character.
6409 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6410 emitting (extra) PIC modifier.
6411 <case UNSPEC>: Do not assert for PLT.
6412 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6413 (cris_expand_prologue, cris_expand_epilogue): Check
6414 for pic_offset_table_rtx usage instead of taking
6415 current_function_uses_pic_offset_table as the final word.
6416 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6417 Remove flag_pic difference.
6418 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6419 the moral equivalents of...
6420 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6422 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6423 (cris_handle_option): Mark ARG as unused.
6424 (cris_expand_pic_call_address): New worker function for "call",
6426 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6427 output PIC constructs here.
6428 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6429 as symbol-specific modifers, not whole or part of operands.
6430 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6431 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6432 constants and flag_pic.
6433 (CONSTANT_INDEX_P): Adjust for new functions.
6434 (enum cris_pic_symbol_type): New helper type.
6435 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6436 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6437 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6439 ("movsi"): Emit actual instructions for GOT and relative access.
6440 ("*movsi_got_load"): New pattern to set up the register holding
6442 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6443 Adjust FIXME for 'S'.
6444 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6445 Use "movs" for -fpic cases.
6446 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6447 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6448 ("call", "call_value"): Just call cris_expand_pic_call_address for
6450 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6451 Remove special pattern.
6452 ("*expanded_call_side", "*expanded_call_value_side"): New
6454 (gotplt-to-plt, gotplt-to-plt-side-call)
6455 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6457 * config/cris/cris/predicates.md
6458 ("cris_general_operand_or_gotless_symbol"): Remove unused
6460 ("cris_general_operand_or_symbol"): Adjust for new functions.
6462 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6464 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6466 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6468 * Makefile.in (TREE_H): Add treestruct.def.
6469 (c-decl.o): Add pointer-set.h
6470 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6471 visibility on regular DECL's.
6472 (merge_decls): Fix the copying of decl nodes of various types for
6473 the new structures. Don't update RTL, section name, weak status,
6474 etc, on DECL's without RTL.
6475 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6476 Don't check volatile on non-variable types.
6477 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6478 to check whether we have seen arguments.
6479 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6480 flag is checked before field (flag is common, field is not).
6481 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6482 TS_DECL_COMMON could have an origin.
6483 (add_location_or_const_value_attribute): Don't check section name
6484 on non-var/function decls.
6485 (dwarf2out_var_location): Reverse order of tests.
6486 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6487 with DECL_WRTL_CHECK.
6488 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6489 * fold-const.c (fold_binary): Don't check weakness on
6490 non-var/function decls.
6491 (tree_expr_nonzero_p): Ditto.
6492 (fold_checksum_tree): Use tree_decl_extra as sizeof
6494 * ggc-page.c (extra_order_size_table): Add sizes for
6495 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6497 * gimplify.c (gimplify_bind_expr): Only set
6498 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6499 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6501 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6502 * langhooks.h (init_ts). New langhook.
6503 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6504 * print-tree.c (print_node): Update to only print fields that
6505 exist in the structures the passed decl has.
6506 * toplev.c (wrapup_global_declarations): Don't reset
6507 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6508 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6509 * tree-inline.c (remap_decl): Ditto.
6510 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6511 * tree-pretty-print.c (print_declaration): Don't print
6512 DECL_REGISTER on things that don't contain it.
6513 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6514 non-var/function decls.
6515 * tree.c (tree_contains_struct): New structure.
6516 (init_priority_for_decl): New hashtable.
6517 (tree_int_map): New structure.
6518 (tree_int_map_eq): New function.
6519 (tree_int_map_marked_p): Ditto.
6520 (tree_int_map_hash): Ditto.
6521 (tree_map): Move to tree.h.
6522 (tree_map_eq): Externalize.
6523 (tree_map_hash): Ditto.
6524 (tree_map_marked_p): Ditto.
6525 (init_ttree): Set up tree_contains_struct and call langhook.
6526 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6527 (tree_code_size): Update for new structures.
6528 (tree_node_structure): Update for new structures.
6529 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6531 (copy_node_stat): Copy init priority.
6532 (build_decl_stat): Ditto for visibility.
6533 (ts_enum_names): New.
6534 (tree_contains_struct_check_failed): New function.
6535 (decl_init_priority_lookup): Ditto.
6536 (decl_init_priority_insert): Ditto.
6537 * treestruct.def: New file.
6538 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6539 (CONTAINS_STRUCT_CHECK): Ditto.
6540 (tree_contains_struct_check_failed): New prototype.
6541 (DECL_CHECK): Removed.
6542 (DECL_MINIMAL_CHECK): New.
6543 (DECL_COMMON_CHECK): Ditto.
6544 (DECL_WRTL_CHECK): Ditto.
6545 (DECL_NON_COMMON_CHECK): Ditto.
6546 (DECL_WITH_VIS_CHECK): Ditto.
6547 (VAR_OR_FUNCTION_DECL_P): Ditto
6548 (struct tree_decl_minimal): New structure.
6549 (struct tree_decl_common): Ditto.
6550 (struct tree_decl_with_rtl): Ditto.
6551 (struct tree_decl_with_vis): Ditto.
6552 (struct tree_decl_non_common): Ditto.
6553 (struct tree_field_decl): Ditto.
6554 (struct tree_parm_decl): Ditto.
6555 (struct tree_var_decl): Ditto.
6556 (struct tree_function_decl): Ditto.
6557 (struct tree_const_decl): Ditto.
6558 (struct tree_result_decl): Ditto.
6559 (union tree_node): Add new structures.
6560 * var-tracking.c (track_expr_p): Reverse order of tests.
6562 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6564 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6566 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6567 * system.h: Poison FINALIZE_PIC.
6568 * doc/tm.texi (FINALIZE_PIC): Remove.
6570 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6573 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6574 to the correct type if we have a MODIFY_EXPR.
6576 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6578 PR tree-optimization/22360
6579 * tree.c (upper_bound_in_type): Fix calculations for casting
6580 to a non-wider signed type and casting a signed value to a
6581 wider unsigned type.
6582 (lower_bound_in_type): Fix calculations for casting to a
6583 non-wider signed type.
6585 PR tree-optimization/20139
6586 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6588 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6589 fold_cond_expr_cond.
6590 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6591 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6593 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6596 * tree-complex.c (expand_complex_libcall): Produce
6597 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6599 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6601 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6602 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6603 b" assert and inserted fastpath code for this case.
6604 (bitmap_ior): Removed "a != b" assert.
6606 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6608 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6609 (ENDFILE_SPEC): Likewise.
6610 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6612 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6613 a large stack frame at epilogue.
6615 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6617 * final.c: Include sdbout.h when required.
6619 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6621 * config.gcc (*-*-darwin*): Only one target-specific header file
6623 (powerpc-*-darwin*): Add version-specific header files.
6624 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6625 * config.in: Regenerate.
6626 * configure: Regenerate.
6627 * gcc.c: Include xregex.h.
6628 (version_compare_spec_function): New.
6629 (spec_function): Add version-compare.
6630 (replace_outfile_spec_function): Reformat comment.
6631 (compare_version_strings): New.
6632 * config/darwin-c.c (version_as_macro): New.
6633 (builtin_define): New.
6634 (darwin_cpp_builtins): New.
6635 * config/darwin-protos.h (darwin_cpp_builtins): New.
6636 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6637 (LIB_SPEC): Make unconditional, update comment.
6638 (TARGET_C99_FUNCTIONS): Define.
6639 * config/darwin.opt: Sort.
6640 (mmacosx-version-min=): New.
6641 * config/darwin7.h: Delete.
6642 * config/darwin8.h: Delete.
6643 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6644 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6645 (TARGET_C99_FUNCTIONS): Define.
6646 * config/rs6000/darwin7.h: New.
6647 * config/rs6000/darwin8.h: New.
6648 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6649 (-mmacosx-version-min): Document.
6651 2005-07-07 Ian Lance Taylor <ian@airs.com>
6653 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6655 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6658 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6660 2005-07-07 Khem Raj <kraj@mvista.com>
6662 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6663 in bytes, not words.
6665 2005-07-07 Paul Brook <paul@codesourcery.com>
6667 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6668 DEFAULT_FUNCTION_ARG_PADDING to upward.
6670 2005-07-07 Richard Henderson <rth@redhat.com>
6672 * function.c (locate_and_pad_parm): Record parameter alignment in
6673 stack_alignment_needed.
6675 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6677 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6678 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6679 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6680 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6681 (define_attr "type"): Add isync, sync, load_l, store_c.
6682 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6683 Create scratch volatile MEM.
6684 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6686 (load_locked_<mode>): New.
6687 (store_conditional_<mode>): New.
6688 (sync_compare_and_swap<mode>): Replace with splitter.
6689 (sync_lock_test_and_set<mode>): Replace with splitter.
6690 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6692 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6693 is ics. Attribute isync.
6694 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6696 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6697 and UNSPECV_SYNC_OP.
6698 (emit_unlikely_jump): New.
6699 (emit_load_locked): New.
6700 (emit_store_conditional): New.
6701 (rs6000_split_compare_and_swap): New.
6702 (rs6000_split_lock_test_and_set): New.
6703 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6704 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6705 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6706 rs6000_split_lock_test_and_set): Declare.
6707 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6708 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6709 store_c, isync, sync.
6711 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6713 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6714 filenames to gtyp-gen.h.
6715 (s-typ-gen): Use it in place of for loops.
6717 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6719 * hooks.c (hook_bool_rtx_int_false): New function.
6720 * hooks.h (hook_bool_rtx_int_false): Declare.
6721 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6722 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6723 * target.h (struct gcc_target): Add commutative_p member.
6724 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6725 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6726 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6727 (pa_commutative_p): New function.
6728 * jump.c (target.h): Include.
6729 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6730 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6732 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6734 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6735 (s390_expand_setmem): New.
6736 * config/s390/s390.c: Likewise.
6737 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6739 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6740 general_operand. Call new function "s390_expand_setmem".
6741 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6742 ("setmem_long", "*setmem_long"): ... this.
6744 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6746 * config/s390/s390.c: (optimization_options): Enable
6747 TARGET_MVCLE at -Os.
6748 * doc/invoke.texi: Document changes in default behaviour.
6749 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6751 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6753 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6754 defined by back-end.
6756 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6758 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6759 all sets in the pattern.
6760 * config/rs6000/rs6000.md (stack_protect_testsi,
6761 stack_protect_testdi): Likewise.
6763 2005-07-06 Jeff Law <law@redhat.com>
6765 * tree-vrp.c (simplify_using_ranges): Kill.
6766 (vrp_finalize): Remove call to simplify_using_ranges.
6767 (simplify_stmt_using_ranges): New function extracted from
6768 simplify_using_ranges.
6769 (simplify_div_or_mod_using_ranges): Likewise.
6770 (simplify_abs_using_ranges): Likewise.
6771 (simplify_cond_using_ranges): New function.
6772 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6773 * tree-ssa-propagate.c (substitute_and_fold): Call
6774 simplify_stmt_using_ranges if we have range information.
6776 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6778 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6779 ia64_flag_schedule_isns2.
6781 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6782 reading/writing general registers.
6783 (ia64_function_arg): Revert 2005-06-18 change.
6785 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6787 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6788 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6790 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6792 * function.c (expand_function_end): Revert part of 2005-06-27
6793 patch. Do sjlj_emit_function_exit_after after return_label.
6795 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6797 * doc/install.texi (--disable-libssp): New.
6799 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6801 * doc/invoke.texi: Update -fforce-mem documentation.
6802 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6803 code for -fforce-mem.
6804 * expmed.c: (store_bit_field,store_fixed_bit_field,
6805 extract_bit_field): Ditto.
6806 * expr.c: (convert_move): Ditto.
6807 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6808 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6809 emit_conditional_add,expand_float,expand_fix): Ditto.
6810 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6811 (common_handle_option): Issue warning when -fforce-mem specified.
6813 2005-07-06 Paul Brook <paul@codesourcery.com>
6815 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6817 * configure: Regenerate.
6819 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6821 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6823 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6825 Fix PR tree-optimization/22319
6826 Fix PR tree-optimization/22140
6827 Fix PR tree-optimization/22310
6829 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6830 variable sized types.
6831 Use correct type for intermediate structure on *a = *b structure
6834 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6836 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6838 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6839 (machine_function): Move typedef to...
6840 * config/rs6000/rs6000.c (machine_function): ... here. Add
6841 varargs_save_offset field.
6842 (rs6000_stack_t): Remove varargs_size field.
6843 (setup_incoming_varargs): Allocate varargs save area using
6844 assign_stack_local, try to make it as small as possible.
6845 Save offset from virtual_stack_vars_rtx to the save area
6846 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6847 instead of magic 8 when fp word byte size is used.
6848 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6849 instead of -RS6000_VARARGS_SIZE.
6850 (rs6000_stack_info, debug_stack_info,
6851 rs6000_initial_elimination_offset): Remove all traces of
6853 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6854 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6855 RS6000_VARARGS_AREA.
6857 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6859 PR tree-optimization/21963
6860 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6861 constant_multiple_of in the same way get_computation_cost_at does.
6863 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6865 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6866 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6867 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6868 and return its previous value.
6869 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6870 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6872 (stack_protect_set, stack_protect_test): New expanders.
6873 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6874 stack_protect_testdi): New insns.
6875 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6876 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6878 2005-07-06 Jeff Law <law@redhat.com>
6880 * tree-ssa-dce.c (cfg_altered): New global.
6881 (tree_dce_init): Initialize cfg_altered.
6882 (remove_dead_stmt): If we remove an edge in the CFG, then set
6884 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6887 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6889 * Makefile.in (stamp-collect-ld): Use
6890 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6891 ./collect-ld if it already exists.
6892 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6893 Don't remove ./nm if it already exists.
6895 2005-07-05 Devang Patel <dpatel@apple.com>
6897 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6898 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6899 * tree-vectorizer.c (vect_loop_location): New.
6900 (vect_print_dump_info): Use vect_loop_location.
6901 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6902 (vectorize_loops): Set vect_loop_location.
6903 * tree-vect-analyze.c (vect_analyze_offset_expr,
6904 vect_determin_vectorization_factor, vect_analyze_operations,
6905 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6906 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6907 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6908 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6909 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6910 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6911 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6912 vect_analyze_loop): Adjust vect_print_dump_info API.
6913 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6914 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6915 vect_finish_stmt_generation, vectorizable_assignment,
6916 vectorizable_operation, vectorizable_store, vectorizable_load,
6917 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6918 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6919 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6920 vect_transform_loop): Same.
6921 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6922 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6925 2005-07-05 Randolph Chung <tausq@debian.org>
6927 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6928 * configure: Regenerate.
6929 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6930 (pa_tls_referenced_p): Declare.
6931 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6932 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6933 (legitimize_tls_address): New.
6934 (hppa_legitimize_address): Handle TLS addresses.
6935 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6936 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6937 (emit_move_sequence): Handle TLS addresses.
6938 (pa_encode_section_info): Call default handler to handle common
6940 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6941 (CONSTANT_ADDRESS_P): Reject TLS operands.
6942 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6943 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6944 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6945 (UNSPEC_TLSLE): Define new constants.
6946 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6947 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6948 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6949 (tie_symbolic_operand, tle_symbolic_operand): New
6951 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6953 * aclocal.m4: Update macros for autoconf 2.59 style.
6954 * configure.ac: Likewise.
6956 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6958 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6959 (function_arg): Pass small aggregates in general registers on 32-bit
6961 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6963 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6965 * Makefile.in (final.o): Fix dependencies.
6967 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6971 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6972 * langhooks.c (lhd_expr_to_decl): New.
6973 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6975 (LANG_HOOKS_INITIALIZER): Update.
6976 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6977 expr_to_decl langhook.
6978 * c-tree.h (c_expr_to_decl): Declare.
6979 * c-typeck.c (c_expr_to_decl): New.
6980 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6982 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6984 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6987 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6988 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6990 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6992 * Makefile.in: Adjust dependencies.
6993 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6994 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6995 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6996 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6997 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6998 rest_of_compilation.
7000 * bb-reorder.c (gate_duplicate_computed_gotos,
7001 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7002 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7003 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7004 pass_partition_blocks): New.
7005 * bt-load.c (gate_handle_branch_target_load_optimize,
7006 rest_of_handle_branch_target_load_optimize,
7007 pass_branch_target_load_optimize): New.
7008 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7010 * cfglayout.c (pass_insn_locators_initialize): New.
7011 * cfgrtl.c (pass_free_cfg): New.
7012 * combine.c (gate_handle_combine, rest_of_handle_combine,
7014 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7015 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7016 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7017 * except.c (pass_set_nothrow_function_flags,
7018 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7020 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7021 rest_of_handle_shorten_branches, pass_shorten_branches,
7022 rest_of_clean_state, pass_clean_state): New.
7023 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7024 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7025 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7027 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7028 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7029 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7030 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7032 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7033 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7034 pass_rtl_ifcvt, gate_handle_if_after_combine,
7035 rest_of_handle_if_after_combine, pass_if_after_combine,
7036 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7037 pass_if_after_reload): New.
7038 * integrate.c (pass_initial_value_sets): New.
7039 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7040 pass_purge_lineno_notes): New.
7041 * mode-switching.c (rest_of_handle_mode_switching,
7042 pass_mode_switching): New.
7043 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7044 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7046 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7047 pass_loop_optimize): New.
7048 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7050 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7052 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7053 pass_postreload_cse): New.
7054 * profile.c (gate_handle_profiling, pass_profiling,
7055 rest_of_handle_branch_prob, pass_branch_prob): New.
7056 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7057 pass_split_before_regstack, gate_handle_split_before_regstack,
7058 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7059 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7060 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7061 pass_stack_regs): New.
7062 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7063 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7064 pass_stack_adjustments): New.
7065 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7066 pass_regrename): New.
7067 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7068 pass_delay_slots, gate_handle_machine_reorg,
7069 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7070 * rtl.h (extern void purge_line_number_notes): New.
7071 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7072 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7074 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7076 * value-prof.c (gate_handle_value_profile_transformations,
7077 rest_of_handle_value_profile_transformations,
7078 pass_value_profile_transformations): New.
7079 * var-tracking.c (gate_handle_var_tracking,
7080 pass_variable_tracking): New.
7081 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7083 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7084 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7085 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7086 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7087 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7088 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7089 rest_of_handle_gcse2, rest_of_handle_regmove,
7090 rest_of_handle_tracer, rest_of_handle_if_conversion,
7091 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7092 rest_of_handle_web, rest_of_handle_branch_prob,
7093 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7094 rest_of_handle_jump_bypass, rest_of_handle_combine,
7095 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7096 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7097 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7098 rest_of_handle_mode_switching, rest_of_handle_jump,
7099 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7100 rest_of_handle_flow2, rest_of_handle_jump2,
7101 rest_of_handle_peephole2, rest_of_handle_postreload,
7102 rest_of_handle_shorten_branches, rest_of_clean_state,
7103 rest_of_compilation): Remove.
7105 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7106 * passes.c (dump_flags, in_gimple_form, all_passes,
7107 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7108 register_dump_files, next_pass_1, last_verified, execute_todo,
7109 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7110 from tree-optimize.c.
7111 (init_optimization_passes): Moved from tree-optimize.c,
7112 adding the RTL optimizations.
7113 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7114 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7115 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7116 register_dump_files, next_pass_1, last_verified, execute_todo,
7117 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7118 init_tree_optimization_passes, ipa_passes): Delete.
7119 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7121 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7122 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7124 (ipa_passes): Remove.
7125 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7126 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7127 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7128 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7129 (dump_info_p, dump_flag): Moved to tree-dump.h.
7131 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7133 * passes.c (finish_optimization_passes): Use dump_begin
7134 and dump_end, TDI_end.
7135 (gate_rest_of_compilation): New.
7136 (pass_rest_of_compilation): Use it.
7137 (gate_postreload, pass_postreload): New.
7138 * toplev.c (general_init): Rename init_tree_optimization_passes.
7139 * toplev.h (init_tree_optimization_passes): Rename to
7140 init_optimizations_passes.
7141 * tree-dump.c (dump_flag): Make static.
7142 (dump_files): Remove RTL dumps.
7143 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7144 pass_cleanup_cfg, pass_free_cfg_annotations,
7145 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7146 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7147 * tree-pretty-print.c: Include tree-pass.h.
7148 * cgraph.c: Include tree-dump.h.
7150 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7152 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7153 Only fall back to saying it points to readonly memory if
7156 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7158 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7159 * config/m32r/m32r.c (m32r_compute_frame_size,
7160 m32r_expand_prologue): Take current_function_profile into
7161 account whenever we reference
7162 current_function_uses_pic_offset_table.
7163 (m32r_finalize_pic): Remove.
7164 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7166 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7168 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7169 instead of $<. Don't remove ./as if it already exists.
7171 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7174 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7175 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7176 for complex modes when generating code for PA 1.0.
7177 (VALID_FP_MODE_P): New macro.
7178 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7179 sets for all general and floating point modes. Align wide floating
7180 point modes to even register boundaries to comply with architectural
7182 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7183 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7184 (VALID_FP_MODE_P): New macro.
7185 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7186 sets for all general and floating point modes. Align wide floating
7187 point modes to even register boundaries to comply with architectural
7190 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7192 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7195 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7197 * tree-ssa-structalias.c: Don't include expr.h.
7199 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7201 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7204 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7206 Fix PR tree-optimization/22279
7208 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7211 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7213 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7215 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7217 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7218 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7219 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7220 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7221 config/stormy16/stormy16.c, config/v850/v850.c,
7222 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7223 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7224 Avoid "." or "\n" at end of diagnostics and capital letters at
7225 start of diagnostics.
7226 * combine.c, cse.c: Don't translate dump file output.
7227 * toplev.c (print_version): Only translate output if going to
7230 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7232 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7233 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7236 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7238 * pa.c (fix_range): Fix typo in comment.
7240 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7242 * tree-vrp.c (extract_range_from_assert): Replace
7243 fold (build (...)) with fold_build2.
7245 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7247 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7248 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7249 (format_types_orig, handle_format_attribute): Add support for
7252 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7254 * varasm.c (assemble_variable): Fix format specifier thinko.
7256 2005-07-03 Ira Rosen <irar@il.ibm.com>
7258 PR tree-optimization/22029 (and 22135)
7259 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7260 a phi node before calling dump_vops.
7262 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7264 * tree-dump.h (dump_string_field): Declare.
7265 * tree-dump.c: Use it instead of dump_string.
7266 (dump_string_field): Make non-static.
7268 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7270 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7271 up the minimal CFG stuff always when optimize > 0. Call
7272 split_all_insns_noflow in PIC case if needed.
7274 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7275 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7278 * c-decl.c (c_write_global_declarations): Dump contents of
7280 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7281 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7282 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7283 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7286 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7288 * c-common.h (GCC_DIAG_STYLE): Define.
7289 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7290 version for format checking to 4.1.
7291 * c-format.c: Include toplev.h after c-common.h.
7292 (enum format_type): Add gcc_tdiag_format_type.
7293 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7294 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7295 (format_types_orig): Add gcc_tdiag.
7296 (init_dynamic_diag_info): Support gcc_tdiag formats.
7297 (handle_format_attribute): Likewise.
7298 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7299 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7300 version for format checking to 4.1.
7301 (warning0, warning, error, pedwarn, sorry): Use
7303 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7304 (finish_aliases_1): Do not use %qE.
7305 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7306 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7307 Correct format bugs.
7308 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7309 parameter to unsigned HOST_WIDE_INT.
7310 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7312 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7315 * expr.c (write_complex_part): Use adjust_address for MEM.
7316 (read_complex_part): Same.
7318 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7320 Fix PR tree-optimization/22280
7322 * tree-sra.c (generate_element_init): Remove useless loop.
7324 2005-07-02 Richard Henderson <rth@redhat.com>
7326 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7328 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7330 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7333 * fold-const.c (fold_binary): Handle the return value of
7334 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7335 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7337 2005-07-02 Jeff Law <law@redhat.com>
7339 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7340 a eliminate type conversion which feeds an equality comparison
7341 if the original type or either operand in the comparison is a
7344 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7346 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7347 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7349 * config/avr/avr.c: Do not use '`' as left quote.
7350 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7351 Remove "." from end of diagnostics. Make diagnostics start with
7354 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7355 Joseph S. Myers <joseph@codesourcery.com>
7357 * toplev.c (default_tree_printer): Handle setting location with
7359 * c-objc.common.c (c_tree_printer): Likewise.
7360 * c-format.c (gcc_diag_flag_specs): Add '+'.
7361 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7362 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7364 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7365 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7366 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7367 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7368 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7369 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7370 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7371 format arguments where %J is used without %D.
7373 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7375 * gcc.c (LINK_SSP_SPEC): Define.
7376 (link_ssp_spec): New variable.
7377 (LINK_COMMAND_SPEC): Add %(link_ssp).
7378 (static_specs): Add link_ssp_spec.
7379 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7380 * configure: Rebuilt.
7381 * config.in: Rebuilt.
7383 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7384 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7385 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7386 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7387 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7388 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7389 -0x7008(2) instead of reading __stack_chk_guard variable.
7390 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7392 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7393 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7394 if TARGET_THREAD_SSP_OFFSET is defined.
7395 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7396 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7399 2005-06-27 Richard Henderson <rth@redhat.com>
7400 * libgcc-std.ver (GCC_4.1.0): New.
7401 * libgcc.h (__stack_chk_guard): Declare.
7402 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7403 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7404 * mklibgcc.in (lib2funcs): Add them.
7406 2005-07-01 Richard Henderson <rth@redhat.com>
7408 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7409 void * before struct sigcontext *.
7410 (x86_fallback_frame_state): Likewise.
7412 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7414 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7416 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7419 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7420 we check for SSA_NAME for.
7422 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7424 Fix PR tree-optimization/22071
7426 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7428 (get_constraint_for_component_ref): Use it.
7430 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7433 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7434 print out the last new line.
7436 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7438 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7439 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7440 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7441 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7442 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7443 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7444 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7445 (enum reg_class): New member CC0_REGS.
7446 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7447 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7448 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7449 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7450 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7451 Adjust for register now described.
7453 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7456 * config/i386/i386.md (stack_protect_test_si,
7457 stack_protect_test_di): Add earlyclobber for scratch 3.
7458 * config/rs6000/rs6000.md (stack_protect_testsi,
7459 stack_protect_testdi): Add earlyclobber for scratch 3,
7460 remove earlyclobber from scratch 4.
7462 Older entries for 2005 can be found in ChangeLog-2005.