1 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
3 PR tree-optimization/24262
4 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
7 2005-10-12 Richard Henderson <rth@redhat.com>
10 * tree.h (DECL_TRANSPARENT_UNION): Remove.
11 * function.c (assign_parm_find_data_types): Don't support it.
12 * print-tree.c (print_node): Likewise.
13 * c-common.c (handle_transparent_union_attribute): Likewise.
14 Use build_duplicate_type.
15 * tree-inline.c (remap_type_1): Split out of remap_type;
16 properly remap aggregate fields.
17 (build_duplicate_type): New.
18 * doc/extend.texi (Variable Attributes): Remove documentation
19 for transparent_union.
21 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
24 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
25 (gen_stack_pointer_dec): Likewise.
27 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
31 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
33 (struct cxx): Add adjust_class_at_definition target hook.
34 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
35 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
36 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
37 hook_void_tree. Add to TARGET_CXX.
38 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
40 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
41 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
42 instead of attribute. Check for dllexport override. Warn if
43 inconsistent dll linkage. Don't lose old dllimport if decl has
44 had address referenced. Tweak lookup of dllimport atribute.
45 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
46 for target specific rules. Don't add dllimport attribute if
47 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
49 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
50 * varasm.c (initializer_constant_valid_p): Replace
51 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
55 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
56 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
57 (i[34567]86-*-mingw32*): Likewise.
59 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
60 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
62 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
63 C++-specific code. Change return value to bool.
64 (i386_pe_dllimport_p): Likewise.
65 (associated_type): Simplify and make language-independent
66 (i386_pe_encode_section_info): Replace override of ambiguous
67 dllimport symbol refs with a gcc_assert.
68 (i386_pe_valid_dllimport_attribute_p): Define.
69 * config/i386/winnt-cxx.c: New file. Define C++ versions of
70 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
71 i386_pe_adjust_class_at_definition.
72 * config/i386/winnt-stubs.c: New file. Define stub versions of
73 lang-specific functions.
74 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
75 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
76 i386_pe_adjust_class_at_definition.
77 (i386_pe_valid_dllimport_attribute_p): Declare.
78 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
79 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
80 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
83 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
84 dllimport attribute with test of DECL_DLLIMPORT_P.
86 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
88 * combine.c (make_extraction): Correct offset computation.
90 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
92 * config/cris/t-linux (LIMITS_H_TEST): Define.
94 2005-10-12 Richard Henderson <rth@redhat.com>
97 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
99 2005-10-12 Richard Guenther <rguenther@suse.de>
101 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
103 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
106 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
107 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
110 2005-10-12 Richard Guenther <rguenther@suse.de>
113 * varasm.c (output_constant): Correct typo from previous
116 2005-10-11 Ian Lance Taylor <ian@airs.com>
118 PR rtl-optimization/13931
119 * combine.c: Revert patch of 2003-05-14, and:
120 (try_combine): Only set elim_i1 and elim_i2 if the destination is
121 completely killed in the appropriate insn.
122 (distribute_notes): Don't skip multiple hard register test for
125 2005-10-11 Richard Henderson <rth@redhat.com>
128 * c-typeck.c (convert_for_assignment): Use build_constructor_single
129 to initialize a transparent union instead of a nop_expr.
131 2005-10-11 Richard Henderson <rth@redhat.com>
133 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
134 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
135 (tree_ssa_dce_loop): Call scev_reset.
138 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
139 * tree-ssa-dce.c: Include cfgloop.h.
140 (tree_ssa_dce_loop, pass_dce_loop): New.
141 * tree-pass.h (pass_dce_loop): Declare it.
142 * passes.c (init_optimization_passes): Use it.
144 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
147 * convert.c (convert_to_real): Revert 2005-10-05 patch.
148 Only apply the optimization for rounding builtins if the inner
149 cast is also an extension.
151 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
154 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
155 mark_new_vars_to_rename instead of update_stmt.
157 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
159 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
161 2005-10-11 Jakub Jelinek <jakub@redhat.com>
163 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
164 for setting MMX register to 0 rather than mmx.
166 2005-10-10 Steve Ellcey <sje@cup.hp.com>
169 * configure.ac: Move gas check from mips specific case to common case.
170 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
171 * configure: Regenerate
172 * doc/install.texi: Update.
174 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
177 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
179 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
181 * gcc.c (do_spec_1): Accept numeric characters in file name
184 2005-10-10 Nick Clifton <nickc@redhat.com>
186 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
187 describing the deleted arm_gen_rotated_half_load function.
189 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
191 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
194 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
196 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
198 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
199 (EXTRA_MULTILIB_PARTS): Define.
200 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
201 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
202 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
203 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
204 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
205 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
207 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
209 PR tree-optimization/24226
210 * tree-cfg.c (remove_bb): Clean up unreachable loops.
211 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
212 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
215 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
217 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
219 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
222 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
223 Rewrite for no need for the early clobber.
225 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
227 Merge from csl-arm-branch:
228 2005-09-07 Paul Brook <paul@codesourcery.com>
229 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
232 2005-04-30 Paul Brook <paul@codesourcery.com>
233 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
234 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
236 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
237 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
238 (arm_override_options): Use TARGET_AAPCS_BASED.
239 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
240 (PTRDIFF_TYPE): Use int for AAPCS.
241 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
242 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
243 (DEFAULT_SHORT_ENUMS): Delete.
244 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
246 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
247 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
248 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
249 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
251 2004-12-03 Mark Mitchell <mark@codesourcery.com>
252 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
254 2004-11-22 Mark Mitchell <mark@codesourcery.com>
255 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
257 2004-11-19 Mark Mitchell <mark@codesourcery.com>
258 * config.gcc (arm*-*-linux-gnueabi): Add it.
259 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
261 (TARGET_OS_CPP_BUILTINS): Likeiwse.
262 * config/arm/linux-eabi.h: New file.
263 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
264 (LINUX_TARET_LINK_SPEC): Likewise.
266 * config/arm/t-linux-eabi: New file.
268 2005-10-08 Steven Bosscher <stevenb@suse.de>
271 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
273 (PARAM_SMS_DFA_HISTORY): Likewise.
275 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
278 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
279 (load_register_parameters): Call it.
280 (check_sibcall_argument_overlap_1): Likewise.
281 (store_one_arg): Likewise.
283 2005-10-07 James E. Wilson <wilson@specifix.com>
285 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
286 DImode not VECINT24 for operand 2.
289 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
293 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
294 fr_spill): Use destination_operand for operand 0.
296 2005-10-07 DJ Delorie <dj@redhat.com>
298 * varasm.c (output_constant): Limit error to expanding
301 2005-10-07 Richard Guenther <rguenther@suse.de>
304 * fold-const.c (fold_binary): Fix operand types during folding
305 of X op (A, Y). Evaluation order of the side-effects of
306 X and A are frontend-defined, so ensure we honour that even for
307 tcc_comparison class operands; eased by removing duplicate code.
309 2005-10-07 Steve Ellcey <sje@cup.hp.com>
311 * stor-layout.c (layout_type): Do not allow alignment of array
312 elements to be greater than their size.
314 2005-10-07 Steve Ellcey <sje@cup.hp.com>
316 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
318 (hppa*-*-linux*): Ditto.
319 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
320 * config/host-hpux.c: New.
321 * config/x-hpux: New.
322 * config/pa/x-hpux: Remove.
323 * config/pa/x-linux: Remove.
324 * config/pa/pa-host.c: Remove.
326 2005-10-07 Jeff Law <law@redhat.com>
328 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
329 determine whether or not to try and thread outgoing edges.
331 2005-10-07 David Edelsohn <edelsohn@gnu.org>
333 * config/rs6000/rs6000.md (eqsi_power): New.
334 (neg_eq0si): Add TARGET_POWER to final condition.
337 2005-10-06 Richard Henderson <rth@redhat.com>
339 * config/rs6000/rs6000.c: Revert last change.
341 2005-10-06 Richard Henderson <rth@redhat.com>
343 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
344 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
346 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
350 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
351 out return_label and naked_return_label.
353 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
355 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
358 2005-10-06 Richard Henderson <rth@redhat.com>
361 * tree-inline.c (declare_return_variable): Handle modify_dest not
364 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
366 Fix PR tree-optimization/22488
367 * tree-ssa-structalias.c (check_for_overlaps): New function.
368 (create_variable_info_for): Use it.
370 2005-10-06 Richard Henderson <rth@redhat.com>
373 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
374 (dwarf2out_start_source_file): Print it.
376 2005-10-06 Geoffrey Keating <geoffk@apple.com>
378 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
380 2005-10-06 Richard Henderson <rth@redhat.com>
383 * mode-switching.c (optimize_mode_switching): Clear transp bit
384 for block with incomming abnormal edges.
386 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
387 (fpscr_set_from_mem): Use them.
388 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
389 (fpscr postinc splitters): Rewrite as peephole2+split.
391 2005-10-06 David Edelsohn <edelsohn@gnu.org>
393 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
394 (eq<mode>_compare): Same.
396 2005-10-06 Richard Guenther <rguenther@suse.de>
398 PR tree-optimization/24238
399 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
401 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
403 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
404 here. Use AC_PATH_PROG for environment variables instead of
406 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
408 * configure: Regenerated.
410 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
413 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
414 then force it into a register.
415 (call_value): Likewise.
417 2005-10-06 Richard Henderson <rth@redhat.com>
420 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
421 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
422 under pass_vectorize.
424 2005-10-05 Devang Patel <dpatel@apple.com>
427 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
428 handling constants. Check NAMESPACE_DECL context for constants.
430 2005-10-05 Eric Christopher <echristo@apple.com>
432 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
434 2005-10-05 Richard Henderson <rth@redhat.com>
437 * tree-cfg.c (mark_array_ref_addressable_1): New.
438 (mark_array_ref_addressable): New.
439 * tree-flow.h (mark_array_ref_addressable): Declare.
440 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
442 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
446 * reload.c (subst_reloads): When adding a REG_LABEL to a
447 jump instruction, also update JUMP_LABEL.
449 2005-10-05 David Edelsohn <edelsohn@gnu.org>
451 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
452 * bb-reorder.c (copy_bb_p): Use it.
453 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
455 2005-10-05 Richard Henderson <rth@redhat.com>
458 * toplev.c (process_options): Warn about unsupported combinations
459 of unwind tables and omit-frame-pointer.
460 * config/i386/i386.c (override_options): Similarly. Enable
461 accumulate-outgoing-args if not explicitly disabled.
463 2005-10-05 Steve Ellcey <sje@cup.hp.com>
465 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
466 Handle big endian vs. small endian.
467 (vec_initv2sf): Handle big endian vs. small endian.
468 (*vec_extractv2sf_1): Ditto.
470 2005-10-05 Dale Johannesen <dalej@apple.com>
472 * convert.c (convert_to_real): Don't convert
473 (float)floor(double d) to floorf((float)d).
475 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
477 * config/arm/arm.md (insv): Use gen_int_mode in more places.
479 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
481 PR tree-optimization/18587
482 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
483 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
484 build_vuses): Change to VEC type.
485 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
486 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
487 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
488 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
489 (get_name_decl): New. Return DECL_UID of base variable.
490 (operand_build_cmp): New. qsort comparison routine.
491 (operand_build_sort_virtual): New. Sort virtual build vector.
492 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
493 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
494 (FINALIZE_BASE): Use get_name_decl.
495 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
496 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
497 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
498 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
499 direct VEC_* manipulations.
500 (build_ssa_operands): Call operand_build_sort_virtual.
501 (copy_virtual_operand, create_ssa_artficial_load_stmt,
502 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
503 with direct VEC_* manipulations.
504 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
505 with direct VEC manipulations.
507 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
509 PR tree-optimization/21419
510 PR tree-optimization/24146
511 PR tree-optimization/24151
513 * c-typeck.c (readonly_error): Handle USE being lv_asm.
514 (build_asm_expr): Call it if outputs are read-only.
515 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
517 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
518 Paolo Bonzini <bonzini@gnu.org>
522 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
523 enable the instructions and not just the built-ins.
524 * doc/invoke.texi (x86 Options): Likewise.
526 2005-10-04 Geoffrey Keating <geoffk@apple.com>
528 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
530 * doc/invoke.texi (Option Summary): Correct spelling
531 of -mmacosx-version-min.
533 2005-10-04 Devang Patel <dpatel@apple.com>
535 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
538 2005-10-04 Steve Ellcey <sje@cup.hp.com>
540 * tree-vect-transform.c (vect_create_epilog_for_reduction):
541 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
543 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
545 * config/s390/s390.md ("TDSI","DP"): New mode macros.
546 ("TE","tg"): New mode attributes.
547 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
548 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
549 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
550 dword_mode and one for GPRmode.
552 2005-10-04 Ian Lance Taylor <ian@airs.com>
554 PR preprocessor/13726
555 * c-ppoutput.c (cb_include): Add comments parameter, and print out
556 any comments passed in.
558 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
560 * tree.c (annotate_with_file_line): Fix typo.
562 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
565 * builtins.c (fold_builtin_memcmp): When constructing the pointer
566 type used to access data in the inlined length == 1 case, use
567 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
568 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
570 2005-10-04 Uros Bizjak <uros@kss-loka.si>
572 * config/i386/i386.h (TARGET_FISTTP): Enable also for
573 TARGET_SSE3 and only for TARGET_80387.
574 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
575 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
576 Do not depend on TARGET_80387.
578 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
580 * tree.c (last_annotated_node): Change type to location_t*.
581 (annotate_with_file_line): Reflect the change of
582 last_annotated_node type.
584 2005-10-04 Richard Guenther <rguenther@suse.de>
587 * c-decl.c (grokdeclarator): Don't write to fields
590 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
593 * c-decl.c (finish_decl): Use set_user_assembler_name even for
595 * varasm.c (make_decl_rtl): If a register variable does not
596 have a set user assmbler name, error out.
597 Decode the asmspec is now name+1 bypassing '*'.
599 2005-10-04 Steven Bosscher <stevenb@suse.de>
601 PR tree-optimization/23049
602 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
603 of a COND_EXPR is folded before calling fold on the whole rhs of a
604 conditional assignment.
605 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
606 document that a COND_EXPR may appear there.
608 2005-10-03 Diego Novillo <dnovillo@redhat.com>
611 * tree-vrp.c (extract_range_from_assert): If the new numeric
612 range created out of the assertion contradicts the existing
613 numeric range of the ASSERT_EXPR variable, make the new range
616 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
618 * config/sh/sh.c (sh_register_move_cost): Add case for moving
619 from T_REGS to FP register class.
621 2005-10-03 Richard Henderson <rth@redhat.com>
624 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
625 before creating a new one.
627 2005-10-03 David Edelsohn <edelsohn@gnu.org>
629 * config/rs6000/t-aix43 (LDFLAGS): New.
630 * config/rs6000/t-aix52 (LDFLAGS): New.
632 2005-10-03 Ian Lance Taylor <ian@airs.com>
634 * gimplify.c (find_single_pointer_decl_1): New static function.
635 (find_single_pointer_decl): New static function.
636 (internal_get_tmp_var): For a formal variable, set restrict base
637 information if appropriate.
638 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
640 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
641 (DECL_GET_RESTRICT_BASE): Define.
642 (SET_DECL_RESTRICT_BASE): Define.
643 (decl_restrict_base_lookup): Declare.
644 (decl_restrict_base_insert): Declare.
645 (struct tree_decl_with_vis): Add based_on_restrict_p field.
646 * tree.c (restrict_base_for_decl): New static variable.
647 (init_ttree): Initialize restrict_base_for_decl.
648 (copy_node_stat): Copy restrict base information.
649 (decl_restrict_base_lookup): New function.
650 (decl_restrict_base_insert): New function.
651 (print_restrict_base_statistics): New static function.
652 (dump_tree_statistics): Call print_restrict_base_statistics.
654 2005-10-02 Diego Novillo <dnovillo@redhat.com>
657 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
660 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
663 * c-typeck.c (tagged_tu_seen): Rename to ...
664 (tagged_tu_seen_cache): this and add val field.
665 (comptypes): Move functional to comptypes_internal
666 and free tagged_tu_seen.
667 (comptypes_internal): New function and call comptypes_internal
668 instead of comptypes. Speed up by sibcalling
669 tagged_types_tu_compatible_p.
670 (alloc_tagged_tu_seen): New function
671 (free_all_tagged_tu_seen_up_to): New function.
672 (tagged_types_tu_compatible_p): Return the val of the seen two
674 Add that the two types are the same to tagged_tu_seen_base
675 if they are and call comptypes_internal instead of comptypes.
676 <case UNION_TYPE>: Speed up common type where the fields are
678 (function_types_compatible_p): Call comptypes_internal instead of
680 (type_lists_compatible_p): Likewise.
681 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
683 2005-10-02 Matthias Klose <doko@debian.org>
685 * doc/invoke.texi: Fix typo and speling error.
687 2005-10-01 Richard Henderson <rth@redhat.com>
689 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
691 2005-10-01 Mark Mitchell <mark@codesourcery.com>
693 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
694 using --start-group and --end-group.
696 2005-10-01 Diego Novillo <dnovillo@redhat.com>
698 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
699 FIXME note regarding quirky semantics.
701 2005-10-01 Diego Novillo <dnovillo@redhat.com>
704 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
705 non-null range as a last resort.
707 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
708 Diego Novillo <dnovillo@redhat.com>
711 * tree-vrp.c (extract_range_from_assert): For !=
712 assertions, only build an anti-range if LIMIT is a
715 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
717 * arm.md (movqi): On thumb when optimizing, handle loading from
718 memory by describing this as taking a subreg of a zero-extended load
719 into an SImode register.
722 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
724 * reload1.c (merge_assigned_reloads): Do not change any
725 RELOAD_FOR_OUTPUT_ADDRESS reloads.
727 2005-09-30 Geoffrey Keating <geoffk@apple.com>
729 * Makefile.in (LIPO_FOR_TARGET): Define.
730 (STRIP_FOR_TARGET): Define.
732 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
733 before creating new ones. Do symlinks before creating the actual
736 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
737 to work out which multilibs are actually being built.
739 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
741 * tree-vect-transform.c, config/ms1/ms1.md,
742 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
743 Follow spelling conventions.
744 * doc/invoke.texi, doc/md.texi: Fix typos.
746 2005-09-30 Andrew Macleod <amacleod@redat.com>
748 PR tree-optimization/21430
749 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
750 use operands, and set stmt pointer if need be.
751 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
752 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
755 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
758 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
760 2005-09-29 Mark Mitchell <mark@codesourcery.com>
762 * optabs.c (expand_binop): Initialize first_pass_p.
764 2005-09-29 Jakub Jelinek <jakub@redhat.com>
767 * c-decl.c (c_write_global_declarations_1): If any
768 wrapup_global_declaration_2 call returned true, restart the loop.
770 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
772 Fix PR tree-optimization/24117
773 * tree-ssa-structalias.c (find_func_aliases): Strip nops
774 before considering whether to use anyoffset.
776 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
780 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
782 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
784 (swap_commutative_operands_with_target): New.
786 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
789 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
792 2005-09-29 Steven Bosscher <stevenb@suse.de>
794 PR tree-optimization/23911
795 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
796 and IMAGPART_EXPR too.
798 2005-09-28 Mark Mitchell <mark@codesourcery.com>
801 * expmed.c (expand_shift): Move logic to reverse rotation
802 direction when rotating by constants ...
803 * optabs.c (expand_binop): ... here.
804 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
805 (ix86_rotrdi3): New pattern.
806 (rotldi3): Handle 32-bit mode.
807 (ix86_rotldi3): New pattern.
809 2005-09-29 Alan Modra <amodra@bigpond.net.au>
812 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
813 check for numbers that need no bit twiddle.
815 2005-09-28 Geoffrey Keating <geoffk@apple.com>
817 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
818 multilib to be built.
820 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
821 (stage1-start): Delete old libgcc and libunwind before moving
822 anything into the stage directory.
823 (stage2-start): Likewise.
824 (stage3-start): Likewise.
825 (stage4-start): Likewise.
826 (stageprofile-start): Likewise.
827 (stagefeedback-start): Likewise.
828 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
829 header in tm_file and CPU-specific t-darwin in tmake_file.
830 (i[34567]86-*-darwin*): Don't change tm_file.
831 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
832 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
833 shared library stub for target OS version.
834 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
835 (SHLIB_LINK): Don't make SHLIB_SOLINK.
836 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
837 (libgcc_s.%.dylib): New.
839 (install-darwin-libgcc-stubs): New.
840 (INSTALL_LIBGCC): New append.
841 * config/i386/darwin-libgcc.10.4.ver: New.
842 * config/i386/darwin-libgcc.10.5.ver: New.
843 * config/i386/t-darwin: New.
844 * config/rs6000/darwin-libgcc.10.4.ver: New.
845 * config/rs6000/darwin-libgcc.10.5.ver: New.
846 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
847 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
849 2005-09-28 Paul Brook <paul@codesourcery.com>
851 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
854 2005-09-28 Richard Guenther <rguenther@suse.de>
856 PR tree-optimization/23853
857 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
858 host_integerp to verify misalignment value.
860 2005-09-28 Richard Henderson <rth@redhat.com>
862 * builtins.c (get_builtin_sync_mode): New.
863 (expand_builtin_sync_operation): Pass in mode argument.
864 (expand_builtin_compare_and_swap): Likewise.
865 (expand_builtin_lock_test_and_set): Likewise.
866 (expand_builtin_lock_release): Likewise.
867 (expand_builtin): Update to match.
869 2005-09-28 Nick Clifton <nickc@redhat.com>
871 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
872 formatting. Add check to PLUS case to ensure that the offset is
873 within an acceptable range.
875 * config/v850/v850.md (casesi): Disable the generation of the
876 switch pattern as it is not being handled properly at the moment.
878 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
879 for when the high words are identical.
881 2005-09-27 Richard Henderson <rth@redhat.com>
883 * pretty-print.c (pp_base_format): Fix typo for %>.
885 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
886 Devang Patel <dpatel@apple.com>
888 PR tree-optimization/23625
889 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
890 LABEL_EXPR, assertion check.
892 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
894 * optabs.c (no_conflict_move_test): Check if a result of a
895 to-be-moved insn would be clobbered by an originally
898 2005-09-27 Jeff Law <law@redhat.com>
900 * passes.c (init_optimization_passes): Replace copy propagation
901 passes immediately after DOM with phi-only copy propagation
902 pases. Add phi-only copy propagation pass after first DOM pass.
903 * tree-pass.h (pass_phi_only_copy_prop): Declare.
904 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
905 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
906 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
907 to init_copy_prop. Callers updated.
908 (do_phi_only_copy_prop): New function.
909 (pass_phi_only_copy_prop): New pass descriptor.
911 2005-09-27 Nick Clifton <nickc@redhat.com>
913 * libgcc2.c (__popcount_tab): Remove redundant prototype.
915 2005-09-26 Jason Merrill <jason@redhat.com>
918 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
920 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
922 2005-09-26 James E Wilson <wilson@specifix.com>
924 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
925 copyright. Add gcc copyright plus libgcc exception.
926 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
928 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
930 2005-09-26 Jeff Law <law@redhat.com>
932 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
933 about when to iterate.
935 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
938 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
939 for __complex__ double in -mcpu=G5 mode.
941 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
943 PR tree-optimization/23942
944 * Makefile.in (SCEV_H): Depends on PARAMS_H.
945 * tree-scalar-evolution.c: Include params.h.
947 (follow_ssa_edge, follow_ssa_edge_in_rhs,
948 follow_ssa_edge_in_condition_phi_branch,
949 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
950 Change return type to t_bool. Use a parameter to limit the size of
951 trees that are walked before stopping
952 (analyze_evolution_in_loop): Initialize the limit to 0.
953 (follow_ssa_edge): Give up by returning t_dont_know if the limit
954 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
956 2005-09-26 Uros Bizjak <uros@kss-loka.si>
959 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
960 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
962 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
964 * combine.c (make_extraction): Check for valid use of subreg.
966 2005-09-26 Uros Bizjak <uros@kss-loka.si>
969 * config/i386/i386.md ("*fistdi2_1"): New pattern.
970 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
971 ("fist<mode>2_with_temp"): Use only register operands.
973 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
975 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
976 CALL_INSN_FUNCTION_USAGE.
978 2005-09-26 Richard Guenther <rguenther@suse.de>
981 * gcse.c: Include hashtab.h, define ldst entry hashtable.
982 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
983 (ldst_entry): Use the hashtable instead of list-walking.
984 (find_rtx_in_ldst): Likewise.
985 (free_ldst_entry): Free the hashtable.
986 (compute_ld_motion_mems): Create the hashtable.
987 (trim_ld_motion_mems): Remove entry from hashtable if
988 removing it from list.
989 (compute_store_table): Likewise^2.
990 (store_motion): Free hashtable in case we did not see
993 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
995 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
996 and arg1 if we are passing them to fold_build2.
998 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1001 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1004 2005-09-25 Richard Henderson <rth@redhat.com>
1006 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1007 SYMBOL_REF_TLS_MODEL to be correct.
1009 2005-09-24 Richard Henderson <rth@redhat.com>
1011 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1012 end of function. Reindent.
1014 2005-09-24 Ian Lance Taylor <ian@airs.com>
1016 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1017 NEGATE_EXPR/BIT_NOT_EXPR case.
1019 2005-09-24 Richard Henderson <rth@redhat.com>
1021 * c-common.c (handle_mode_attribute): When not modifying in place,
1022 create subtypes for enumerations.
1023 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1024 * gimplify.c (create_tmp_from_val): Likewise.
1026 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1028 * config/i386/i386.md (*tls_global_dynamic_64,
1029 *tls_local_dynamic_base_64): Add missing mode to call.
1030 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1032 2005-09-24 Jan Hubicka <jh@suse.cz>
1034 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1035 (cgraph_clone_node): Likewise.
1036 * cgraph.h (cgraph_clone_edge): Update prototype.
1037 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1038 duplicated prototypes; add updating argument.
1039 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1040 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1042 (cgraph_mark_inline_edge): Likewise.
1043 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1044 (cgraph_flatten_node): Likewise.
1045 (cgraph_decide_recursive_inlining): Likewise.
1046 (cgraph_decide_inlining_of_small_function): Likewise.
1047 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1049 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1050 Pete Steinmetz <steinmtz@us.ibm.com>
1052 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1053 (rldic.): Set type to "compare".
1055 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1056 mfjmpr for MFCTR/MFLR.
1057 (movdf_hardfloat64): Same.
1058 (movdf_softfloat64): Same. Correct order of store and move types.
1059 (movti_string): Set type to store_ux/load_ux.
1060 (load_multiple): Set type to load_ux.
1061 (store_multiple): Set type to store_ux.
1062 (movmemsi): Set type to store_ux.
1063 (output_cbranch direct_return): Set type to jmpreg.
1064 (stmw): Set type to store_ux.
1065 (lmw): Set type to load_ux.
1066 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1067 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1068 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1069 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1070 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1071 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1072 (rios1-fpstore): Increase latency to 3.
1073 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1074 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1076 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1077 Andrew Pinski <pinskia@physics.uc.edu>
1079 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1080 operand2 constraint to "b".
1081 (sync_<fetchop_name>di_internal): Same.
1082 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1084 (sync_old_<fetchop_name>di_internal): Same.
1085 (sync_new_<fetchop_name>si_internal): Same.
1086 (sync_new_<fetchop_name>di_internal): Same.
1088 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1091 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1092 case, define as macros.
1094 PR rtl-optimization/23837
1095 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1096 clobber / clobber match between dest and p->first.
1098 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1099 (no_conflict_move_test): Update comments.
1101 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1103 * doc/install.texi: Update URL for Jacks.
1104 * doc/sourcebuild.texi: Likewise.
1106 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1109 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1110 registers when choosing register preferences.
1111 (movdf_hardfloat64): Same.
1113 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1115 * expmed.c (expand_shift): Don't use the target of the rotate as
1116 target for the first expanded shift insn.
1117 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1119 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1121 PR tree-optimization/22438
1122 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1123 preserved iv rhs rewriting specially.
1125 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1127 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1128 estimate_only is true.
1129 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1130 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1131 tree-ssa-structalias.c
1132 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1133 ref_contains_indirect_ref.
1134 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1136 2005-09-21 DJ Delorie <dj@redhat.com>
1138 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1140 (mn10300_return_in_memory): Support variable size types also.
1141 (mn10300_pass_by_reference): Likewise.
1142 (mn10300_function_value): New.
1143 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1144 (FUNCTION_OUTGOING_VALUE): Likewise.
1145 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1146 * doc/invoke.texi: Document it.
1148 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1151 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1152 force integer op1 into register for XFmode compares.
1154 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1157 * expmed.c (alg_code): Add alg_impossible.
1158 (alg_hash_entry): Add cost.
1159 (synth_mult): Record alg_impossible in the hash table if
1160 multiplication by a given integer is impossble within the
1161 limit. Speed up using alg_impossible.
1163 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1165 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1166 argument. Allow and set any offset if needs_anyoffset is passed
1168 (get_constraint_for): Add argument here too.
1170 (do_structure_copy): Pass NULL to get_constraint_for.
1171 (handle_ptr_arith): Ditto.
1172 (find_func_aliases): Ditto.
1174 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1176 PR rtl-optimization/23898
1177 * output.h (get_attr_min_length): Declare.
1178 * final.c (get_attr_length_1): New function, broken out of:
1180 (get_attr_min_length): New function.
1181 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1182 (duplicate_computed_gotos): Likewise.
1183 * genattr.c (insn_min_length): Generate declaration.
1184 * genattrtab.c (min_fn, min_attr_value): New functions.
1185 (make_length_attrs): Generate insn_min_length.
1187 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1189 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1191 2005-09-20 Richard Henderson <rth@redhat.com>
1193 PR tree-optimization/24059
1194 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1197 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1199 * c.opt (fextended-identifiers): New.
1200 * c-opts.c (c_common_handle_option): Handle
1201 -fextended-identifiers.
1202 * doc/cpp.texi: Update documentation of extended identifiers.
1203 * doc/cppopts.texi (-fextended-identifiers): Document.
1205 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1207 PR tree-optimization/23929
1208 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1211 PR tree-optimization/23818
1212 * tree-stdarg.c (execute_optimize_stdarg): Call
1213 calculate_dominance_info.
1215 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1217 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1218 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1219 (compute_overlap_steps_for_affine_1_2): Use
1220 get_number_of_iters_for_loop.
1221 (analyze_subscript_affine_affine): Check whether difference is
1223 Use get_number_of_iters_for_loop.
1224 Check whether overlap occurs outside of bounds.
1225 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1227 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1229 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1230 base register if possible.
1232 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1234 PR tree-optimization/18463
1235 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1236 converting it directly is not possible.
1237 (chrec_convert_aggressive): New function.
1238 * tree-chrec.h (chrec_convert_aggressive): Declare.
1239 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1240 Fold chrec conversions aggressively if asked to.
1241 (instantiate_parameters): Modified because of changes in
1242 instantiate_parameters_1.
1244 2005-09-19 Richard Henderson <rth@redhat.com>
1246 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1247 (reduc_splus_v2df): New.
1249 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1251 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1252 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1254 2005-09-19 Richard Henderson <rth@redhat.com>
1256 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1259 2005-09-19 Richard Henderson <rth@redhat.com>
1261 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1262 (ia64_expand_dot_prod_v8qi): New.
1263 * config/ia64/ia64-protos.h: Update.
1264 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1265 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1266 sdot_prodv8qi, sdot_prodv4hi): New.
1267 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1269 2005-09-19 Richard Henderson <rth@redhat.com>
1272 * real.c (exact_real_truncate): Return false if the format cannot
1273 represent the number as a normal.
1275 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1276 for a memory source.
1278 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1280 * tree-ssa-operands.c (swap_tree_operands): Export.
1281 * tree.h (swap_tree_operands): Declare.
1282 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1283 Call swap_tree_operands.
1285 2005-09-19 Richard Henderson <rth@redhat.com>
1287 * tree-flow.h (merge_alias_info): Declare.
1288 * tree-ssa-copy.c (merge_alias_info): Export.
1289 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1290 (vect_create_data_ref_ptr): Use create_iv directly.
1291 (vectorizable_load): Use correct types for integer constants.
1292 (vect_generate_tmps_on_preheader): Likewise.
1293 (vect_gen_niters_for_prolog_loop): Likewise.
1295 2005-09-19 Steven Bosscher <stevenb@suse.de>
1297 PR rtl-optimization/23943
1298 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1300 2005-09-18 Jan Hubicka <jh@suse.cz>
1302 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1304 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1306 * varasm.c (output_constant): Do not abort on conversions to union
1307 types between different sizes.
1309 2005-09-18 Richard Guenther <rguenther@suse.de>
1312 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1315 2005-09-18 Paul Brook <paul@codesourcery.com>
1317 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1319 2005-09-17 Richard Henderson <rth@redhat.com>
1321 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1322 * tree-ssa-loop.c (pass_vect_dce): Remove.
1323 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1326 2005-09-17 Richard Henderson <rth@redhat.com>
1328 * tree-pass.h (pass_vect_dce): Declare.
1329 * passes.c (init_optimization_passes): Add it.
1330 * tree-flow.h (tree_ssa_dce): Declare.
1331 * tree-ssa-dce.c (tree_ssa_dce): Export.
1332 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1333 (gate_tree_vectorize): ... here.
1334 (pass_vect_dce): New.
1336 2005-09-17 Jan Hubicka <jh@suse.cz>
1338 * except.c (struct eh_status): Turn region_array into vec.
1339 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1340 convert_from_eh_region_ranges, find_exception_handler_labels,
1341 current_function_has_exception_handlers, assign_filter_values,
1342 build_post_landing_pads, dw2_build_landing_pads,
1343 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1344 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1345 foreach_reachable_handler, can_throw_internal_1,
1346 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1348 (duplicate_eh_region_1): Update region_array.
1349 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1351 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1354 * expmed.c (expand_mult): Substitute simple register for op0 when
1357 2005-09-17 Richard Henderson <rth@redhat.com>
1359 * expr.c (emit_move_via_integer): Add force argument, pass it on
1360 to emit_move_change_mode. Update callers.
1361 (emit_move_complex): Pass true to new force argument.
1362 * function.c (expand_function_end): Move expand_eh_return call
1363 earlier. Merge sub-word complex values into a pseudo before
1364 copying to the return hard register.
1366 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1368 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1369 between different sizes.
1371 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1375 * passes.c (init_optimization_passes): Register dump files for
1378 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1380 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1381 * config/s390/s390.c (s390_overlap_p): New function.
1382 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1383 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1386 2005-09-16 Richard Guenther <rguenther@suse.de>
1388 * ipa-pure-const.c (static_execute): Free auxiliar information.
1389 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1390 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1392 2005-09-15 DJ Delorie <dj@redhat.com>
1394 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1396 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1398 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1400 (swap_commutative_operands_with_target): New.
1402 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1404 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1407 (estimate_iters_using_array): New function.
1408 * tree-data-ref.h (estimate_iters_using_array): Prototype
1409 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1410 Use estimate_iters_using_array instead of analyze_array.
1412 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1414 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1417 2005-09-15 Michael Matz <matz@suse.de>
1419 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1421 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1423 PR tree-optimization/23835
1424 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1425 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1427 2005-09-14 Richard Henderson <rth@redhat.com>
1429 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1430 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1432 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1434 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1435 in the ARRAY_TYPE case.
1437 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1439 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1441 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1444 * tree-vect-transform.c (vectorizable_operation): Return false for
1445 scalar shift operations and for vector shift operations with
1446 non-invariant shift arguments. Use scalar tree operand op1 as
1447 a shift operand when vector shift insn pattern uses scalar shift
1449 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1451 2005-09-14 Olivier Hainque <hainque@adacore.com>
1453 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1454 value if it has side-effects.
1456 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1459 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1461 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1463 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1464 passed as NAME as if it were label at start of function code.
1466 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1468 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1471 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1473 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1474 as early clobber. Rewrite so the PIC register is not implicitly used.
1476 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1478 * tree.c (annotate_with_file_line): Compare line numbers before
1481 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1484 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1485 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1487 2005-09-13 Ian Lance Taylor <ian@airs.com>
1489 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1490 than a HOST_WIDEST_INT to gen_doloop_begin.
1492 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1494 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1496 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1498 PR tree-optimize/23817
1499 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1501 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1504 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1505 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1506 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1507 (restore_stack_nonlocal): Likewise.
1508 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1510 2005-09-12 Ian Lance Taylor <ian@airs.com>
1513 * c.opt (ffriend-injection): New C++ option.
1514 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1515 (C++ Dialect Options): Document -ffriend-injection.
1517 2005-09-12 Josh Conner <jconner@apple.com>
1520 * ipa-reference.c (static_execute): Don't mark variables in
1521 named sections TREE_READONLY.
1523 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1525 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1528 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1530 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1531 V_MUST_DEF instead of just the first_use_p.
1532 Don't mark the virtual variables for renaming on the statement which
1534 (pass_dse): Remove TODO_update_ssa.
1536 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1539 * stor-layout.c (compute_record_mode): For records with a single
1540 field, actually check the field's mode size against the type size.
1542 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1543 registers for TARGET_SHMEDIA.
1544 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1545 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1546 of GENERAL_REGS and FP_REGS.
1548 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1550 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1552 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1554 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1555 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1556 are omitted. Exclude stack_tie insn too.
1558 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1560 PR rtl-optimization/23098
1561 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1563 * config/rs6000/rs6000.md (movdf splitter): Use
1564 const_double_operand predicate for TARGET_POWERPC64.
1565 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1566 SYMBOL_REF method to ABI_V4.
1568 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1569 replace_equiv_address.
1570 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1571 rs6000_sr_alias_set and MEM_NOTRAP.
1572 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1574 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1576 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1577 handle CALL_EXPR again.
1579 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1581 * arm/predicates.md (alignable_memory_operand): Delete.
1583 2005-09-10 Richard Henderson <rth@redhat.com>
1586 * dbxout.c (dbxout_expand_expr): New.
1587 (dbxout_symbol): Use it.
1589 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1591 * arm.c (arm_gen_rotated_half_load): Delete.
1592 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1593 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1594 (thumb_set_return_address): Likewise.
1595 (thumb_load_double_from_address): Use adjust_address.
1596 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1597 (extendhsisi2_mem, movhi_bytes): Use change_address.
1598 (movhi): Use widen_memory_access.
1599 (reload_out_df): Use replace_equiv_address.
1600 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1602 2005-09-09 Richard Henderson <rth@redhat.com>
1605 * dbxout.c: Include expr.h.
1606 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1607 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1608 * Makefile.in (dbxout.o): Add EXPR_H.
1610 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1612 PR tree-optimization/23509
1613 * tree-cfg.c (replace_uses_by): Use replace_exp.
1614 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1615 pointers have name_mem_tag or type_mem_tag set.
1617 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1619 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1620 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1621 of wrongly accessing operands.
1623 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1625 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1626 * tree-chrec.c: Include tree-scalar-evolution.h.
1627 (chrec_convert): Instantiate the base and step before calling
1628 scev_probably_wraps_p that would fail on parametric evolutions.
1629 Collect all the fails into a single section failed_to_convert,
1630 print a diagnostic, and return chrec_dont_know instead of calling
1632 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1633 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1635 (scev_const_prop): Don't replace the definition of a loop closed ssa
1636 phi node by itself, or by another loop closed ssa phi node.
1637 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1638 that base and step are defined.
1640 2005-09-09 Richard Guenther <rguenther@suse.de>
1643 * fold-const.c (fold_ternary): Check truth_value_p before
1644 calling invert_truthvalue.
1646 2005-09-09 Nick Clifton <nickc@redhat.com>
1648 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1649 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1650 dimension of these arrays.
1651 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1653 * longlong.h: Only provide a prototype for the __clz_tab[] array
1654 if this header has not been included from libgcc2.h.
1655 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1657 Provide prototypes for exported functions.
1658 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1661 2005-09-08 Josh Conner <jconner@apple.com>
1665 * expr.c (expand_expr_addr_expr_1): Don't invoke
1666 expand_simple_binop for EXPAND_INITIALIZER.
1668 2005-09-08 Richard Henderson <rth@redhat.com>
1671 * toplev.c (wrapup_global_declaration_1): Split out ...
1672 (wrapup_global_declaration_2): ... from ...
1673 (wrapup_global_declarations): ... here. Return bool.
1674 (check_global_declaration_1): Split out ...
1675 (check_global_declarations): from here.
1676 (emit_debug_global_declarations): New.
1677 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1678 check_global_declaration_1, emit_debug_global_declarations): Declare.
1679 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1680 of decls. Call wrapup_global_declaration_1,
1681 wrapup_global_declaration_2, check_global_declaration_1 directly.
1682 (c_write_global_declarations_2): New.
1684 (c_write_global_declarations): Call c_write_global_declarations_2.
1685 * langhooks.c (write_global_declarations): Call
1686 emit_debug_global_declarations.
1688 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1689 remove decls that have DECL_RTL_SET_P.
1690 * passes.c (rest_of_decl_compilation): Invoke
1691 cgraph_varpool_finalize_decl for all but functions.
1693 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1695 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1696 the result of a conversion if the new min and max cannot be compared.
1698 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1700 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1701 (override_options): Setting s390_sr_alias_set removed.
1702 (save_fpr, save_gprs): Set alias set to vararg or frame.
1703 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1704 s390_sr_alias_set with get_frame_alias_set ().
1705 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1706 get_varargs_alias_set ().
1708 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1712 * c-parser.c (c_parser_objc_method_definition): If the next
1713 token is not "{", error out and don't start the function.
1715 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1717 * tree-vrp.c (extract_range_from_expr): Move the check for non
1718 nullness after the check for gimple invariant.
1720 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1722 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1724 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1727 * config/m32r.md (movmemsi_internal): Canonicalize order of
1728 operands in PLUS component of template.
1730 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1732 * reload1.c (fixup_eh_region_note): Remove assertion.
1733 (fixup_abnormal_edges): Reverted removal of call to
1734 find_many_sub_basic_blocks made on 2005-08-31.
1736 2005-09-07 Richard Henderson <rth@redhat.com>
1738 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1739 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1740 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1741 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1742 rearrange for better packing.
1743 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1744 (lookup_cfa_1): Remove inline marker.
1745 (cfa_equal_p): Split out of ...
1746 (def_cfa_1): ... here. Use INVALID_REGNUM.
1747 (build_cfa_loc): Handle !cfa->indirect.
1748 (frame_pointer_cfa_offset): New.
1749 (dbx_reg_number): Assert register elimination performed; do
1750 leaf register remapping.
1751 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1752 (eliminate_reg_to_offset): New.
1753 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1754 for verifiably local stack frame addresses; re-base to CFA.
1755 (mem_loc_descriptor): Remove can_use_fbreg argument.
1756 (concat_loc_descriptor, loc_descriptor): Likewise.
1757 (containing_function_has_frame_base): Remove.
1758 (rtl_for_decl_location): Don't do register elimination or
1759 leaf register remapping here.
1760 (secname_for_decl): Split out from ..
1761 (add_location_or_const_value_attribute): ... here.
1762 (convert_cfa_to_loc_list): New.
1763 (compute_frame_pointer_to_cfa_displacement): New.
1764 (gen_subprogram_die): Use them.
1765 * tree.h (frame_base_decl): Remove.
1766 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1767 (prologue_stack_adjust): Remove.
1768 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1769 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1770 (set_frame_base_location): Remove.
1771 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1772 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1773 (vt_add_function_parameters): Don't eliminate_regs.
1774 (vt_initialize): Don't create frame_base_decl.
1776 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1778 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1779 version of GNU binutils for 4.x and later.
1781 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1783 * ggc-page.c (ggc_push_context): Remove.
1784 (ggc_pop_context): Likewise.
1785 * ggc.h (ggc_push_context): Remove.
1786 (ggc_pop_context): Likewise.
1788 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1791 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1792 returning from an interrupt handler.
1794 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1797 * config/arc/arc.c (output_shift): Add check for loop count when
1800 2005-09-06 Steven Bosscher <stevenb@suse.de>
1802 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1804 (abs_replacement): Likewise.
1805 (pass_phiopt): Remove TODO_update_ssa.
1807 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1810 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1811 if "return with no value, in function returning non-void" warning
1813 * tree-cfg.c (execute_warn_function_return): Don't look at
1814 RETURN_EXPRs with TREE_NO_WARNING set.
1817 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1818 for internal functions doesn't use registers used by global registers
1819 variables. Use fewer register parameters if there are global register
1822 2005-09-06 Olivier Hainque <hainque@adacore.com>
1823 Eric Botcazou <ebotcazou@adacore.com>
1826 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1827 when we would be extracting outside its bit span (bitpos+bitsize
1828 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1829 Ada unchecked conversions.
1831 2005-09-06 Steven Bosscher <stevenb@suse.de>
1833 * tree-ssa-pre.c (try_look_through_load): New function.
1834 (compute_avail): Use it to try to look through loads for some
1835 more useful expressions.
1837 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1839 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1840 condition for detecting cases like (a&a) and (a^a).
1842 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1844 * common.opt: Add option ftree-vect-loop-version.
1845 * params.def: Add --param vect-max-version-checks.
1846 * doc/invoke.texi: Document ftree-vect-loop-version and
1847 --param vect-max-version-checks.
1848 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1849 may_misalign_stmts and defines for accessors.
1850 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1851 LOOP_VINFO_MAY_MISALIGN_STMTS.
1852 (destroy_loop_vec_info): VEC_free for
1853 LOOP_VINFO_MAY_MISALIGN_STMTS.
1854 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1855 Update documentation.
1856 (vect_update_misalignment_for_peel): New.
1857 (vect_enhance_data_refs_alignment): Update to choose loop
1858 peeling or loop versioning if appropriate for the (potentially)
1859 unaligned data references in the loop.
1860 (vect_analyze_data_refs_alignment): Remove call to
1861 vect_enhance_data_refs_alignment so the checks can be done
1863 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1864 and move up call to vect_analyze_data_refs_alignment.
1865 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1866 (vect_transform_loop): Add call to loop_version.
1868 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1870 PR rtl-optimization/23098
1871 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1872 * simplify-rtx.c (constant_pool_reference_p): New function.
1873 * rtl.h (constant_pool_reference_p): New prototype.
1874 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1875 constant_pool_reference_p in condition and
1876 avoid_constant_pool_reference in preparation statements.
1878 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1880 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1881 STRICT_LOW_PART SETs.
1883 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1886 * except.c (sjlj_emit_function_enter): Find the function begin
1887 note even when it's not in first basic block.
1889 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1891 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1892 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1893 * aclocal.m4: Regenerate.
1895 2005-09-05 DJ Delorie <dj@redhat.com>
1897 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1900 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1902 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1903 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1904 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1905 Follow spelling conventions.
1906 * doc/invoke.texi: Follow spelling conventions.
1908 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1910 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1911 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1912 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1914 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1917 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1918 (output_stack_adjust): Use gen_tmp_stack_mem.
1919 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1920 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1921 (sh_get_pr_initial_val): Likewise.
1922 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1923 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1924 * sh.md (divsi_inv_m0): Use gen_const_mem.
1925 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1926 (movdf_i4+1): Use gen_tmp_stack_mem.
1927 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1928 (fpu_switch+2): Likewise.
1929 (movv4sf_i, movv16sf_i): Use adjust_address.
1930 (symGOT_load): Set MEM_NOTRAP_P bit.
1932 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1935 * pa.c (emit_move_sequence): Fix typo in last change.
1937 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1939 PR rtl-optimization/23454
1940 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1943 2005-09-03 Richard Henderson <rth@redhat.com>
1944 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1947 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1950 2005-09-02 Nicolas Pitre <nico@cam.org>
1952 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1953 to bit_count to 32 bits.
1955 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1958 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1959 generating synthetic loads from volatile lvalues.
1961 005-09-02 Nick Clifton <nickc@redhat.com>
1963 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1964 __ctzhi2, __clzhi2): New functions.
1966 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1969 * tree-nested.c (struct var_map_elt): Mark with GTY.
1970 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1972 (lookup_field_for_decl): Allocate new element in GC memory.
1973 (lookup_tramp_for_decl): Likewise.
1974 (convert_nl_goto_reference): Likewise
1975 (create_nesting_tree): Allocate info in GC memory. Likewise for
1977 (free_nesting_tree): Free with ggc_free instead of free.
1978 (root): New static variable.
1979 (lower_nested_functions): Remove root as local variable. And zero out
1980 root at the end of the function.
1982 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1984 PR rtl-optimization/20365
1985 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1986 to short. New member ix.
1987 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1988 (simplify_plus_minus): Initialize ix members before calling qsort.
1990 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1992 PR tree-optimization/23626
1993 * tree-cfg.c (replace_uses_by): Clean up eh info.
1995 2005-09-01 DJ Delorie <dj@redhat.com>
1997 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2000 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2002 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2003 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2006 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2008 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2009 do not issue warning for a variable definition following
2012 2005-09-01 Richard Henderson <rth@redhat.com>
2015 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2016 conversion to CONST_VECTOR.
2018 2005-09-01 Richard Henderson <rth@redhat.com>
2021 * reload1.c (reload_as_needed): Check !CALL_P before calling
2022 fixup_eh_region_note.
2023 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2025 2005-09-01 DJ Delorie <dj@redhat.com>
2027 * varasm.c (output_constant): Let the target resolve
2028 conversions of addresses to non-default pointer sizes.
2030 2005-09-01 Nicolas Pitre <nico@cam.org>
2032 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2033 to alow matching ARM pre-indexed addressing mode.
2034 (arm_override_options): Remove now irrelevant comment.
2036 2005-09-01 Phil Edwards <phil@codesourcery.com>
2038 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2039 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2040 * config/i386/vxworks.h: Likewise.
2041 * config/i386/t-vxworksae: New file, for VxWorks AE.
2042 * config/i386/vxworksae.h: Likewise.
2044 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2046 PR tree-optimization/23410
2047 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2048 sequence is not wrapping during the first step.
2050 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2053 * dwarf2out.c (base_type_die): Compare char_type_node with
2054 TYPE_MAIN_VARIANT (type), not type.
2056 2005-09-01 Richard Guenther <rguenther@suse.de>
2058 PR tree-optimization/15366
2059 * common.opt: Add -finline-functions-called-once.
2060 Put -fearly-inlining in alphabetically ordered place.
2061 * doc/invoke.texi: Document new option.
2062 * ipa-inline.c (cgraph_decide_inlining): Honour
2063 flag_inline_functions_called_once.
2065 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2067 PR rtl-optimization/23478
2068 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2069 (alloc_qty): Initialize it.
2070 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2071 (combine_regs): Combine also n_throwing_calls_crossed fields.
2072 (find_free_reg): Don't attempt to caller-save pseudos crossing
2073 calls that might throw.
2074 * global.c (struct allocno): Add throwing_calls_crossed field.
2075 (global_alloc): Revert 2005-08-22 change. Initialize
2076 throwing_calls_crossed.
2077 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2080 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2083 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2084 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2085 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2086 (and64_2_operand): Tweak to use predicate.
2087 (and_operand): Adjust for mask_operand changes.
2088 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2089 (print_operand): Likewise.
2090 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2091 (mask64_1or2_operand): Delete.
2092 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2093 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2094 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2095 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2096 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2097 (rotldi3_internal4): Likewise.
2098 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2099 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2100 (ashldi3_internal7): Likewise.
2101 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2102 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2103 (anddi3 split): Don't match mask64_operand.
2104 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2105 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2106 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2107 't' splitter predicate.
2108 (movdi_internal64 + 2): Revert 2005-06-11 change.
2110 2005-08-31 DJ Delorie <dj@redhat.com>
2112 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2113 (m32c_asm_integer): Add support for 32 bit pointers.
2115 2005-08-31 Richard Henderson <rth@redhat.com>
2117 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2118 component-like references for setting MEM_NOTRAP_P.
2120 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2121 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2123 2005-08-31 Richard Henderson <rth@redhat.com>
2125 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2126 into a pseudo before applying gen_lowpart.
2128 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2130 * doc/install.texi (Specific): Update cctools version required
2131 for full functionality.
2132 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2133 linkers as -macosx_version_min.
2135 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2138 * sh.c (print_operand, %R and %S): Add handling of floating point
2139 registers, memory, constants and invalid operands.
2141 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2143 * ipa-pure-const.c: Change dump name.
2145 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2148 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2149 to "reg_or_0_operand".
2150 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2152 2005-08-31 Dale Johannesen <dalej@apple.com>
2154 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2155 loops that count down.
2157 2005-08-31 Richard Henderson <rth@redhat.com>
2160 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2161 (fixup_eh_region_note): New.
2162 (reload_as_needed): Call it.
2163 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2164 don't call find_many_sub_basic_blocks; call verify_flow_info.
2165 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2166 (keep_stack_depressed): Likewise.
2167 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2169 2005-08-31 Richard Henderson <rth@redhat.com>
2171 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2174 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2176 * expr.c (expand_expr_real_1): Compare size of address
2177 mode to target's address mode size in deciding expansion of
2178 the constant address.
2180 2005-08-31 Richard Guenther <rguenther@suse.de>
2183 * expr.c (all_zeros_p): New function.
2184 (expand_expr_real_1): Handle the case of an all-zero
2185 non-addressable constructor separately.
2187 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2189 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2190 arguments, adjust all callers.
2191 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2193 2005-08-30 Richard Henderson <rth@redhat.com>
2196 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2197 whenever the mode sizes match.
2199 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2201 * calls.c (load_register_parameters): Fix comment typo.
2202 * expr.c (emit_push_insn): Comment formatting.
2204 2005-08-30 Ian Lance Taylor <ian@airs.com>
2206 * config/i386/x-cygwin (host-cygwin): Change dependency from
2207 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2209 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2211 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2214 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2217 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2218 call to ggc_collect.
2220 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2223 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2224 beginning. Remove $(INCLUDES) from all the rules, if following
2225 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2227 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2230 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2231 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2232 not constant, but maxlen is, don't set len to maxlen, rather
2233 set maxlen to len if len is a constant.
2235 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2237 PR tree-optimization/23475
2238 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2241 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2243 Fix PR middle-end/22455
2245 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2246 Checksum only the parts of the tree that exist for the tree code.
2248 2005-08-28 Dale Johannesen <dalej@apple.com>
2250 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2252 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2254 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2256 2005-08-28 Richard Henderson <rth@redhat.com>
2258 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2259 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2262 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2265 * builtins.c (get_memory_rtx): Don't strip nops
2266 in between COMPONENT_REFs.
2268 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2271 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2273 (gimplify_modify_expr): Check for zero sized types and gimplify the
2274 rhs and lhs as statements.
2276 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2279 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2280 state for return address column of signal frames.
2282 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2285 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2286 bytes >= 2 not bytes == 2.
2287 (expand_block_move): Same.
2289 2005-08-27 Richard Guenther <rguenther@suse.de>
2292 * config/i386/sse.md (sse2_movsd): Add missing closing
2295 2005-08-27 Paul Brook <paul@codesourcery.com>
2297 * genrecog.c (enum decision_type): Add DT_num_insns.
2298 (struct decision_test): Add u.num_insns.
2299 (add_to_sequence): Add DT_num_insns test.
2300 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2301 (write_cond, debug_decision_2): Ditto.
2302 (change_state): Assume peep2_next_insn never fails.
2303 Remove "afterward" argument.
2304 (write afterward, write_tree): Update to match.
2305 * recog.c (peep2_current_count): New variable.
2306 (peep2_next_insn): Check it.
2307 (peephole2_optimize): Set peep2_current_count.
2308 * recog.h (peep2_current_count): Declare.
2310 2005-08-26 Josh Conner <jconner@apple.com>
2313 * ipa-pure-const.c (check_tree): Check for volatile-ness
2314 when considering a dereference.
2316 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2318 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2320 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2322 PR rtl-optimization/23561
2323 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2324 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2325 at most LEN bytes long memory fits into the field.
2326 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2327 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2328 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2330 2005-08-26 Richard Henderson <rth@redhat.com>
2333 * loop.c (biased_biv_may_wrap_p): New.
2334 (maybe_eliminate_biv_1): Use it to suppress non-equality
2335 comparison transformations. Delete disabled code.
2337 2005-08-26 Ian Lance Taylor <ian@airs.com>
2339 * combine.c (make_extraction): Avoid reference outside object.
2341 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2343 * stor-layout.c (finalize_type_size): Restore behaviour for
2344 non-aggregate types to the status quo ante of the patch for
2345 pr 23467. Document why it matters.
2347 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2350 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2351 array by one element, initialize the BT_LAST element with NULL.
2353 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2355 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2356 optimizing for size.
2358 (compare_plus_eqsi): Same.
2359 (plus_eqsi_compare): Same.
2360 (neg_eq0<mode>): Same.
2361 (neg_eq<mode>): Same.
2363 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2366 2005-08-26 Nick Clifton <nickc@redhat.com>
2368 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2369 TARGET_EP is not defined.
2370 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2371 TARGET_EP is enabled.
2372 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2373 * config/v850/v850.md (save_all_interrupt): Only use the EP
2374 register if TARGET_EP is defined.
2375 (restore_all_interrupt): Likewise.
2376 * config/v850/lib1funcs.asm: Update functions so that the EP
2377 register is only used if __EP__ is defined.
2379 2005-08-26 David Ung <davidu@mips.com>
2381 * config/mips/mips.c (mips_expand_prologue): Handle case when
2382 generating for MIPS16 and the outgoing argument area is more than
2383 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2386 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2388 * config/crx/crx.md: Make doloop_end pattern usage controllable
2389 via mloop-nesting=<max-nesting> command line switch. Make sure
2390 the combiner cannot use doloop_end_<mode> in an illegal way.
2391 * config/crx/crx.c: Use regs up to r6 for argument passing.
2392 Refine crx_address_cost (non cst4 displacements are expensive).
2393 * config/crx/crx.opt: Add switch for mloop-nesting=.
2395 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2397 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2398 (UNSPEC_MVST): New constant.
2400 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2402 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2403 Reject operands containing eliminable registers.
2404 * testsuite/gcc.dg/20050825-1.c: New testcase.
2406 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2407 Jan Hubicka <jh@suse.cz>
2409 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2411 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2413 PR tree-optimization/23546
2414 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2417 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2419 * params.def (PARAM_MIN_SPEC_PROB): New.
2420 * sched-rgn.c (MIN_PROBABILITY): Delete.
2421 (compute_trg_info): Convert to PARAM_VALUE.
2422 * doc/invoke.texi (param): Document min-spec-prob.
2424 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2426 * config/darwin.h: define __PIC__
2427 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2428 TARGET_OS_CPP_BUILTINS macro.
2430 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2432 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2435 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2437 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2439 * cfghooks.c (duplicate_block): Added position where to place
2440 new block as argument.
2441 * cfghooks.h (duplicate_block): Declaration changed.
2442 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2444 * cfglayout.h (copy_bbs): Declaration changed.
2445 * cfgloop.h (loop_version): Declaration changed.
2446 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2447 position to copy_bbs.
2448 (loop_version): Pass position to duplicate_loop_to_header_edge.
2449 Add place_after argument and position new blocks according to
2451 * modulo-sched.c (sms_schedule): Pass place_after argument
2453 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2454 * tree-cfg.c (split_edge_bb_loc): New function.
2455 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2456 to determine position of new blocks.
2457 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2459 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2460 argument to duplicate_block.
2461 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2462 Pass position to copy_bbs.
2464 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2466 * fold-const.c (ptr_difference_const): Use
2467 cst_and_fits_in_hwi instead of host_integerp.
2469 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2471 * config/darwin.c (gen_pic_offset): New.
2472 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2475 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2477 PR tree-optimization/23486
2478 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2480 2005-08-23 Phil Edwards <phil@codesourcery.com>
2482 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2483 remove use_collect2.
2484 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2486 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2487 configuration files to override the default value.
2489 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2490 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2491 * config/vx-common.h: New file, split out from...
2492 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2493 * config/vxworksae.h: New file, for VxWorks AE.
2494 * config/vxworks.opt: New file.
2495 * config/vxlib.c: Update for VxWorks 6.
2497 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2498 other MULTILIB_* variables appropriately.
2499 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2500 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2501 * config/rs6000/vxworks.h: Update for VxWorks 6.
2502 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2504 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2507 * config/darwin.c (machopic_select_section): Remove the hack to
2508 mark "::operator new" and "::operator delete" for coalescing
2509 even though they are not weak.
2511 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2513 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2514 * configure: Regenerate.
2516 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2519 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2521 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2522 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2525 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2527 * config/rs6000/predicates.md (equality_operator): New.
2528 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2529 comparison with a large constant.
2531 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2533 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2535 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2537 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2538 registers is even, and we have a hardware double precision fp,
2540 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2541 size of current argument when checking if argument was passed in
2544 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2547 * stor-layout.c (finalize_type_size): Dont override
2548 existing alignment with a smaller alignment from the mode.
2550 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2552 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2553 * lambda.h (lambda_vector_lexico_pos): ... here.
2554 * tree-data-ref.c (build_classic_dist_vector): Return false when
2555 the distance vector is lexicographically negative.
2557 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2559 PR tree-optimization/23511
2560 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2561 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2563 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2565 PR tree-optimization/22043
2566 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2567 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2568 If ALLOW_FLEXARR, handle types ending with flexible array member.
2569 Pass false as second argument to recursive count_type_elements calls.
2570 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2571 argument to count_type_elements call.
2572 * tree-sra.c (decide_block_copy): Likewise.
2573 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2574 for a constant-sized object, set cleared as well. Pass true as
2575 second argument to count_type_elements call.
2577 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2580 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2581 from legitimate_small_data_p, and make global. Update use.
2582 Remove forward declaration.
2583 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2585 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2587 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2589 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2590 of scratch intermediates.
2591 (eq<mode>_compare): Same.
2592 (neg_eq0<mode>): New.
2593 (neg_eq<mode>): Convert to define_insn_and_split.
2595 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2598 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2599 stdarg functions, set/clear the fp marker even when no variable
2601 * config/rs6000/sysv4.opt (mprototype): Describe.
2603 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2605 PR rtl-optimization/23478
2606 * regs.h (reg_info): Add throw_calls_crossed.
2607 (REG_N_THROWING_CALLS_CROSSED): Define.
2608 * flow.c (allocate_reg_life_data): Initialize
2609 REG_N_THROWING_CALLS_CROSSED.
2610 (propagate_one_insn, attempt_auto_inc): Update
2611 REG_N_THROWING_CALLS_CROSSED.
2612 * global.c (global_alloc): Don't allocate pseudos across
2613 calls that may throw.
2615 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2618 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2619 value is inbetween the range if we did not find an exact match.
2621 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2623 * doc/invoke.texi (Option Summary): Add ms1 options.
2624 * doc/extend.texi: Document interrupt handler attribute for ms1.
2625 * doc/md.texi: Document ms1 constraints.
2626 * config.gcc: Add ms1-*-elf.
2627 * config/ms1/ms1.h: New.
2628 * config/ms1/ms1.c: New.
2629 * config/ms1/ms1.md: New.
2630 * config/ms1/ms1-protos.h: New.
2631 * config/ms1/ABI.txt: New.
2632 * config/ms1/crti.asm: New.
2633 * config/ms1/crtn.asm: New.
2634 * config/ms1/lib2extra-funcs.c: New.
2635 * config/ms1/t-ms1: New.
2636 * config/ms1/ms1.opt: New.
2638 2005-08-22 Ira Rosen <irar@il.ibm.com>
2640 * config/rs6000/altivec.md (xorv4sf3): New.
2641 (negv4sf2, neg<mode>2): Likewise.
2643 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2646 * config/ia64/ia64.md (divsi3): Check divide by zero.
2647 (udivsi3): Likewise.
2649 (udivdi3): Likewise.
2651 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2653 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2654 up to elem_bitsize bits, not max_bitsize.
2656 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2658 PR tree-optimization/23433
2659 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2660 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2662 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2664 PR tree-optimization/23434
2665 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2666 the iteration bound is not an INTEGER_CST.
2668 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2670 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2671 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2672 NULL if need_epilog_adjust is false.
2673 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2674 Case 3 always peels first itration, not just for PLUS case, and no need
2675 to use scalar_initial_def here. Create an epilog adjustment only if
2676 scalar_initial_def is not NULL.
2678 (vectorizable_reduction): Remove assert.
2680 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2683 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2684 (__moddi3): Likewise.
2685 (__udivdi3): Likewise.
2686 (__umoddi3): Likewise.
2687 (__divsi3): Likewise.
2688 (__modsi3): Likewise.
2689 (__udivsi3): Likewise.
2690 (__umodsi3): Likewise.
2692 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2694 * tree-pass.h (TDF_GRAPH): Define.
2695 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2696 * passes.c (finish_optimization_passes): Only call
2697 finish_graph_dump_file if TDF_GRAPH is set.
2698 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2699 NULL. Set TDF_GRAPH bit.
2700 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2702 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2704 * arm.h (arm_stack_offsets): Add locals_base field.
2705 * arm.c (arm_get_frame_offsets): Compute it.
2706 (thumb_compute_initial_elimination offset): Make the Thumb frame
2707 pointer point to the base of the local variables.
2708 (thumb_expand_prologue): Update accordingly.
2709 (thumb_expand_epilogue): Likewise.
2711 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2712 mode of clobbered scratch to DImode. Handle a case that's known to
2715 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2717 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2718 (gt0<mode>_compare): Delete.
2719 (neg_gt0<mode>): Delete.
2721 2005-08-19 Eric Christopher <echristo@apple.com>
2723 * optabs.h: Change CTI_ to COI_.
2726 2005-08-19 James E Wilson <wilson@specifix.com>
2728 * builtins.c (expand_builtin_return_addr): Set
2729 current_function_accesses_prior_frames when count != 0. Use
2730 frame_pointer_rtx when count == 0.
2731 * function.h (struct function): Add accesses_prior_frames field.
2732 (current_function_accesses_prior_frames): Define.
2733 * reload1.c (init_elim_table): Check
2734 current_function_accesses_prior_frames.
2735 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2737 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2739 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2740 indicator. Return true if the flowgraph changed during
2743 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2746 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2747 conditional expression before testing its value.
2749 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2751 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2753 2005-08-19 Devang Patel <dpatel@apple.com>
2755 PR tree-optimization/23048
2756 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2757 third parameter. Check whether latch is dominated by exit
2759 (if_convertible_loop_p): Supply exit block itself to
2760 if_convertible_bb_p.
2762 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2765 * arm.md (arm_load_pic_register): Change argument to the mask of
2766 saved registers. Call thumb_find_work_register if we need a
2767 scratch register on Thumb.
2768 (arm_expand_prologue): Pass empty register set to
2769 arm_load_pic_register.
2770 (thumb_expand_prologue): Pass live_regs_mask directly to
2771 arm_load_pic_register.
2772 * arm-protos.h (arm_load_pic_register): Update prototype.
2774 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2776 * sh.c (find_sole_member): New function.
2777 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2778 if the record's alignment is larger than the size of its only member.
2780 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2783 * arm.c (thumb_legitimize_reload_address): New function.
2784 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2785 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2787 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2789 * config/crx/crx.c: Implement crx_decompose_address. Reject
2790 symbolic displacements since CRX register relative adressing
2791 mode can't handle unsigned 32-bit values as displacements.
2792 * config/crx/crx.h: Simplify definitions, remove redundant
2793 parenthesis and obsolete macros.
2794 * config/crx/crx.opt: Add new switch for debugging addresses.
2795 * config/crx/crx-protos.h: Add new declarations for above.
2797 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2800 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2803 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2805 * collect2.c (dup2): Delete.
2806 * configure.ac: Don't check for dup2.
2808 * config.in, configure: Regenerate.
2810 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2812 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2813 record with the type of its only member.
2815 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2817 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2818 define_insn_and_split.
2819 (plus_ltu<mode>_compare): Same.
2820 (gtu<mode>_compare): Same.
2821 (plus_gtu<mode>_compare): Same.
2823 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2825 PR tree-optimization/22228
2826 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2828 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2829 are recorded in vect_vnames_to_rename for renaming.
2830 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2831 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2832 in vect_vnames_to_rename.
2833 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2834 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2836 2005-08-18 Jan Hubicka <jh@suse.cz>
2839 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2840 info only for local statics, not for member variables.
2842 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2844 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2846 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2848 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2850 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2853 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2855 2005-08-17 James E Wilson <wilson@specifix.com>
2857 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2860 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2862 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2863 (leu<mode>_compare): Same.
2864 (plus_leu<mode>): Same.
2865 (neg_leu<mode>): Same.
2866 (and_neg_leu<mode): Same.
2867 (ltu<mode>_compare): Same.
2868 (plus_ltu<mode>): Same.
2870 (geu<mode>_compare): Same.
2871 (plus_geu<mode>): Same.
2872 (neg_geu<mode>): Same.
2873 (and_neg_geu<mode>): Same.
2874 (plus_gt<mode>): Same.
2875 (gtu<mode>_compare): Same.
2876 (plus_gtu<mode>): Same.
2878 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2880 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2881 Move call_table_data to end. Delete spurious .text.
2882 (callt_save_all_interrupt): Fix comment typo.
2884 2005-08-17 James E Wilson <wilson@specifix.com>
2885 Kevin Winchester <winchester@amirix.com>
2888 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2890 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2893 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2894 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2896 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2898 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2899 record with the type of its only member if the modes don't match.
2901 * varasm.c (decode_reg_name): Skip empty additional register names.
2903 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2905 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2906 lsm_tmp_name_length): New.
2907 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2908 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2910 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2911 Andreas Krebbel <krebbel1@de.ibm.com>
2913 * config.gcc: Added z9-109 switch.
2914 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2915 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2916 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2917 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2918 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2919 for "z9_109" cpu attribute.
2920 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2921 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2922 (s390_handle_arch_option): Added z9-109 switch.
2923 (override_options): Set respective cost function for z9-109.
2924 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2925 (legitimate_reload_constant_p): Accept extended immediates.
2926 (print_operand): Three new output modifiers added: k, m and o.
2927 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2928 (s390_output_mi_thunk): Use extended immediate when possible.
2929 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2930 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2931 (CONSTRAINT_LEN): Added length of O constraint.
2932 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2933 * config/s390/s390.md ("cpu"): New value z9_109 added.
2934 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2935 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2936 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2937 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2938 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2939 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2940 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2941 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2942 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2943 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2944 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2945 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2946 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2947 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2948 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2950 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2951 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2952 insns for TARGET_EXTIMM.
2954 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2956 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2958 2005-08-17 Nick Clifton <nickc@redhat.com>
2960 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2961 Call default_encode_section_info.
2963 2005-08-17 Steven Bosscher <stevenb@suse.de>
2965 PR tree-optimization/21574
2966 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2967 constant, return CONSTANT.
2968 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2969 (ccp_fold, visit_assignment): Likewise.
2970 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2972 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2974 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2975 fold_buildN instead of buildN then fold_initializer or fold.
2976 (build_unary_op): Likewise.
2977 (build_binary_op): Likewise.
2978 * fold-const.c (fold_initializer): Remove.
2979 (fold_build1_initializer): New function.
2980 (fold_build2_initializer): New function.
2981 (fold_build3_initializer): New function.
2982 * tree.h (fold_initializer): Remove.
2983 (fold_build1_initializer): New function.
2984 (fold_build2_initializer): New function.
2985 (fold_build3_initializer): New function.
2987 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2989 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2990 (try_move_mult_to_index): Call fold_build2 instead of build2.
2991 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2992 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2993 fold_binary_to_constant.
2994 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2996 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2997 check if A == gcd (A, B). Remove TYPE argument.
2998 (analyze_offset) Use fold_build2 instead of fold (build.
2999 (create_data_ref): Likewise.
3000 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3001 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3004 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3006 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3007 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3009 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3012 * gimplify.c (zero_sized_type): New function.
3013 (gimplify_modify_expr_rhs): If we have a zero sized type,
3014 replace the statement with an empty statement.
3016 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3018 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3021 2005-08-16 Ian Lance Taylor <ian@airs.com>
3023 * doc/tm.texi (Label Output): Correct typo.
3025 2005-08-16 Steven Bosscher <stevenb@suse.de>
3028 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3029 force_operand will work later on using have_insn_for.
3031 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3033 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3035 2005-08-16 Ian Lance Taylor <ian@airs.com>
3038 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3039 vector type, don't try to construct it element by element. Add an
3040 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3042 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3044 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3046 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3048 * doc/invoke.texi (Precompiled Headers): Document some more options
3049 which are known to be safe.
3051 2005-08-16 James E Wilson <wilson@specifix.com>
3053 PR tree-optimization/21105
3054 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3055 TREE_OVERFLOW check.
3057 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3059 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3060 (neg_ltu<mode>): Same.
3062 (neg_gtu<mode>): Same.
3064 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3066 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3067 (fold_builtin_isdigit): Use fold_buildN.
3068 (build_function_call_expr): Likewise.
3069 * c-typeck.c (c_finish_loop): Likewise.
3071 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3072 Richard Shann <rshann@superh.com>
3074 PR middle-end/20396:
3075 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3077 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3079 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3081 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3084 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3085 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3088 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3091 * fold-const.c (build_range_check): Disable optimization for function
3092 pointer expressions on targets that require function pointer
3095 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3097 * simplify-rtx.c (simplify_const_relational_operation): When
3098 extracting arguments of a COMPARE, recompute the mode as well.
3100 2005-08-15 Ian Lance Taylor <ian@airs.com>
3102 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3104 2005-08-15 DJ Delorie <dj@redhat.com>
3106 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3108 (movsi_splittable): Allow, but split, moves to the stack.
3109 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3112 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3114 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3115 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3116 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3118 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3119 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3120 Delete HOST_PTR_PRINTF.
3122 * configure, config.in: Regenerate.
3124 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3126 * config/rs6000/rs6000.md (QHSI): New mode macro.
3127 (wd): Extend mode attr for QImode and HImode
3128 (dbits): New mode attr.
3129 (zero_extend<mode>di2): Convert to mode macro.
3131 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3134 * doc/invoke.texi (-mgnu-ld): Update description.
3137 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3140 * Makefile.in (tree-chrec.o): Depends on real.h.
3141 * tree-chrec.c: Include real.h.
3142 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3143 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3144 * tree-scalar-evolution.c (add_to_evolution_1,
3145 interpret_rhs_modify_expr): Ditto.
3147 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3150 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3151 step is negative compute the estimation from init downwards to zero.
3153 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3155 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3157 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3159 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3161 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3162 Accept double-word constants that can be split.
3163 * config/s390/s390.md ("movti"): Use 'P' constraint.
3164 ("*movdi_31", "*movdf_31"): Likewise.
3166 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3168 Fix PR tree-optimization/22615
3170 * tree-ssa-structalias.c (solution_set_add): Handle
3171 first_vi_for_offset returning NULL.
3172 (do_da_constraint): Ditto.
3173 (do_sd_constraint): Ditto.
3174 (do_ds_constraint): Ditto
3175 (find_func_aliases): Ditto.
3176 (build_constraint_graph): RHS is allowed be ANYTHING.
3177 (first_vi_for_offset): Return NULL if we couldn't find anything at
3180 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3182 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3183 over memory as first operand.
3185 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3188 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3189 available for setting it.
3191 2005-08-14 Ira Rosen <irar@il.ibm.com>
3193 PR tree-optimization/23320
3194 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3195 data-refs' types instead of base object nullness. Add check for
3196 pointer type data-refs before first location comparison. Remove
3199 2005-08-14 Andreas Schwab <schwab@suse.de>
3201 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3203 2005-08-13 James E Wilson <wilson@specifix.com>
3205 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3206 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3207 -fstack-protector-all, --param ssp-buffer-size): Document.
3208 (-Wvariadic-macros): Alphabetize.
3209 (-fsched-stalled-insns-dep): Add missing 'f'.
3211 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3214 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3216 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3217 or indirect address operand.
3218 (EXTRA_ADDRESS_CONSTRAINT): New.
3219 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3221 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3223 PR tree-optimization/22236
3224 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3225 successors and predecessors.
3226 * tree-chrec.c (chrec_convert): Before converting, check that
3227 sequences don't wrap.
3228 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3229 (analyze_array): Extern.
3230 (find_data_references_in_loop): Remove call to
3231 compute_estimated_nb_iterations.
3232 * tree-data-ref.h (analyze_array): Declared.
3233 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3234 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3235 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3236 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3238 * tree-ssa-loop-ivcanon.c: Fix documentation.
3239 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3240 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3241 (infer_loop_bounds_from_undefined): New.
3242 (estimate_numbers_of_iterations_loop): Use
3243 infer_loop_bounds_from_undefined.
3244 (used_in_pointer_arithmetic_p): New.
3245 (scev_probably_wraps_p): Pass an extra parameter. Call
3246 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3247 (convert_step): Fix documentation.
3248 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3249 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3250 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3251 scev_probably_wraps_p.
3253 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3255 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3256 (s390_register_info): Ignore clobbered_regs information for fixed
3257 registers, and only fixed registers.
3258 (s390_init_frame_layout): Remove redundant call.
3260 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3262 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3263 description of -Wold-style-casts.
3265 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3266 Jakub Jelinek <jakub@redhat.com>
3268 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3269 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3270 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3271 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3272 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3273 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3274 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3275 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3276 ("stack_protect_set", "stack_protect_test"): New expanders.
3277 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3278 "stack_protect_testdi"): New insn definitions.
3280 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3282 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3284 2005-08-12 Paul Brook <paul@codesourcery.com>
3286 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3288 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3290 * config/s390/predicates.md (setmem_operand): New predicate.
3291 (shift_count_operand): Accept ANDs with special constants as
3293 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3294 with special constants.
3295 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3296 shift_count_operand with setmem_operand.
3298 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3300 * config/s390/s390.c (s390_extract_part, s390_single_part):
3302 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3303 (s390_output_mi_thunk): Don't use lg on 31 bit.
3304 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3305 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3307 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3309 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3310 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3311 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3312 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3313 with one of the new macros.
3315 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3317 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3318 Don't set save_return_addr_p.
3319 (s390_register_info): Make clobbered_regs not depending on
3322 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3324 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3325 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3327 2005-08-11 James E. Wilson <wilson@specifix.com>
3329 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3331 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3333 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3334 locations gathered by var-tracking in single entry loc_list
3335 over loc_descriptor_from_tree.
3337 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3338 pass it down to loc_descriptor.
3339 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3340 (containing_function_has_frame_base): Move earlier in the file.
3341 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3342 instead of always assuming fbreg can't be used.
3344 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3346 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3347 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3348 Accept address wrapped in AND for Altivec.
3349 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3350 Strip AND wrapping offset address for Altivec.
3352 2005-08-11 Richard Henderson <rth@redhat.com>
3355 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3356 before using TYPE_IS_SIZETYPE.
3358 2005-08-11 Richard Henderson <rth@redhat.com>
3361 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3362 insn types not present on ev4.
3363 (alphaev5_insn_pipe): Similarly.
3365 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3368 * arm.c (arm_override_options): If the user has selected callee-super-
3369 interworking, then enable normal interworking.
3371 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3373 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3376 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3378 * doc/rtl.texi: Fix two typos.
3380 2005-08-11 Richard Guenther <rguenther@suse.de>
3383 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3384 cases where we call to/from functions returning void.
3386 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3389 * tree.c (build_pointer_type_for_mode): Robustify.
3391 2005-08-10 James E Wilson <wilson@specifix.com>
3393 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3394 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3396 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3399 2005-08-10 Eric Christopher <echristo@apple.com>
3401 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3402 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3405 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3408 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3409 for the high part when generating dynamic-no-pic code.
3411 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3413 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3414 (x86_64-*-linux*): Likewise.
3416 * config/i386/crtfastmath.c: New file.
3417 * config/i386/t-crtfm: Likewise.
3419 * config/i386/linux.h (ENDFILE_SPEC): New.
3420 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3422 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3425 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3427 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3428 (vec_shl, vec_shr): Document new operations.
3429 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3431 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3433 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3434 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3435 change predicate to indexed_or_indirect_address.
3437 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3439 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3440 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3441 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3442 and __aeabi_uwrite8.
3443 * config/arm/unaligned-funcs.c: New file.
3444 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3446 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3448 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3450 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3451 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3453 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3454 * final.c (pass_shorten_branches): Add dump.
3455 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3456 (pass_life): Rename dump.
3457 (rest_of_handle_flow2): Remove initial verify_flow_info.
3458 * function.c (pass_instantiate_virtual_regs): Add dump.
3459 * integrate.c (pass_initial_value_sets): Add dump.
3460 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3461 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3462 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3463 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3464 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3465 gate_rtl_unrool_and_peel_loops): New.
3466 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3467 rtl_doloop): Do not look at flags.
3468 * mode-switching.c (pass_mode_switching): Add dump.
3469 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3470 pass_split_before_regstack): Add dump.
3471 * regmove.c (pass_stack_adjustments): Add dump.
3472 * tree-optimize.c (pass_fixup_cfg): Add dump.
3474 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3477 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3478 deciding which instruction sequence to use.
3480 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3482 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3483 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3485 2005-08-09 Richard Guenther <rguenther@suse.de>
3487 * c-common.c (builtin_function_2): Remove.
3488 (def_builtin_1): New function.
3489 (c_common_nodes_and_builtins): Use def_builtin_1 to
3490 build builtin functions.
3492 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3494 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3495 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3496 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3499 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3501 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3502 fold_binary instead of fold_build2 since we don't care about the
3504 (loop_niter_by_eval): Likewise.
3505 (compare_trees): Likewise.
3506 (proved_non_wrapping_p): Likewise.
3508 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3512 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3513 if the if is really empty.
3515 2005-08-09 Steven Bosscher <stevenb@suse.de>
3517 PR tree-optimization/23234
3518 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3519 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3520 argument of the new enum.
3521 (execute_cse_reciprocals): Add reciprocals for function arguments
3522 on the unique successor edge of the entry block. Update other calls
3523 to execute_cse_reciprocals_1.
3525 2005-08-08 Richard Henderson <rth@redhat.com>
3528 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3530 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3532 * expr.c (write_complex_part): Return after handling MEM.
3534 2005-08-08 Josh Conner <jconner@apple.com>
3536 PR rtl-optimization/23241
3537 * combine.c (simplify_comparison): Fix error in determining
3538 whether to lift a subreg from comparison.
3540 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3543 * config/rs6000/altivec.md (vec_init<mode>): New.
3544 (vec_set<mode>): New.
3545 (vec_extract<mode>): New.
3546 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3547 (rs6000_expand_vector_set): New.
3548 (rs6000_expand_vector_extract): New.
3549 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3550 for Altivec modes before reload.
3551 (altivec_expand_vec_init_builtin): New.
3552 (get_element_number): New.
3553 (altivec_expand_vec_set_builtin): New.
3554 (altivec_expand_vec_ext_builtin): New.
3555 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3557 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3559 * config/rs6000/rs6000.h (rs6000_builtins): Add
3560 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3561 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3562 * config/rs6000/rs6000-protos.h: Declare new functions.
3564 2005-08-08 Jan Hubicka <jh@suse.cz>
3566 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3567 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3568 * i386.md (movdi*): Use pic_32bit_operand.
3569 * predicates.md (pic_32bit_operand): New.
3571 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3574 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3576 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3578 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3579 (test_for_singularity): Use fold_build2.
3581 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3583 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3585 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3587 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3588 (COMMON_ASM_OP) Define.
3589 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3590 (ix86_encode_section_info): Likewise.
3591 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3592 SUBTARGET_ENCODE_SECTION_INFO.
3594 2005-08-06 Richard Henderson <rth@redhat.com>
3597 * tree-nested.c (convert_local_reference): Save and restore val_only
3598 around component_ref and friends. Clear walk_subtrees by default.
3600 2005-08-06 Peter O'Gorman <peter@pogma.com>
3603 * gcc.c (process_command): Check the argument to -b has a dash.
3604 * doc/invoke.texi: Update -b and -V docs.
3606 2005-08-06 James E Wilson <wilson@specifix.com>
3608 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3610 2005-08-06 Michael Matz <matz@suse.de>
3612 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3613 member only if only one insn is associated with the value.
3615 2005-08-06 Nick Clifton <nickc@redhat.com>
3617 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3619 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3620 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3621 Check symbol flags instead of symbol name mangling.
3622 (xstormy16_asm_output_aligned_common): Likewise. Also
3623 simplify code since the bss100_section cass is the only case
3624 where the below100 code will be triggered.
3625 (xstormy16_encode_section_info): Encode below100 attribute
3626 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3628 (xstormy16_strip_name_encoding): Delete - this function is no
3630 (TARGET_STRIP_NAME_ENCODING): Undefine.
3631 * config/stormy16/stormy16-protos.h: Delete prototype for
3632 xstormy16_strip_name_encoding.
3634 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3636 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3637 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3638 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3639 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3640 config/alpha/predicates.md, config/arc/arc.h,
3641 config/arm/arm.h, config/arm/ieee754-df.S,
3642 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3643 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3644 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3645 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3646 config/m68hc11/m68hc11.h, config/mips/mips.c,
3647 config/mips/mips.h, config/mips/openbsd.h,
3648 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3649 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3650 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3651 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3652 config/sparc/linux.h, config/sparc/linux64.h,
3653 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3654 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3655 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3656 typos. Follow spelling conventions.
3658 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3661 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3662 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3663 specially. Check for side effects only for COND_EXPR.
3664 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3665 return with TREE_NO_WARNING.
3667 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3669 PR rtl-optimization/23233
3670 * loop.c (combine_movables): Require the modes to be the same.
3671 (move_movables): Remove handling of cases where the replacement
3672 had a different mode to the original.
3674 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3676 PR tree-optimization/23128
3677 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3678 subtraction wrap, and set TREE_OVERFLOW if they do.
3680 2005-08-05 Richard Henderson <rth@redhat.com>
3683 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3684 FORCED_LABEL labels.
3686 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3689 * reload.c (find_reloads_subreg_address): Pass down TYPE
3690 unchanged. Change all callers except find_reloads_toplev.
3692 2005-08-05 Michael Matz <matz@suse.de>
3694 * genattrtab.c (current_alternative_string): Remove.
3695 (SIMPLIFY_ALTERNATIVE): Ditto.
3696 (attr_alt_bit_p): Ditto.
3697 (alternative_name): Make const char *.
3698 (evaluate_eq_attr): Remove use of above things.
3699 (simplify_test_exp): Ditto.
3700 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3701 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3703 2005-08-04 James E Wilson <wilson@specifix.com>
3705 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3706 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3707 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3708 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3709 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3711 2005-08-04 Richard Henderson <rth@redhat.com>
3714 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3715 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3716 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3717 if we'd have to instantiate too many members.
3719 2005-08-04 Richard Henderson <rth@redhat.com>
3722 * tree-outof-ssa.c (coalesce_asm_operands): New.
3723 (coalesce_ssa_name): Use it. Split out ...
3724 (coalesce_phi_operands, coalesce_result_decls): ... these.
3726 2005-08-04 Paul Brook <paul@codesourcery.com>
3728 * read-rtl.c (read_quoted_string): Break if EOF.
3730 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3732 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3733 (fold_build2): Likewise.
3734 (fold_build3): Likewise.
3735 (fold_build1_stat): New function prototype.
3736 (fold_build2_stat): Likewise.
3737 (fold_build3_stat): Likewise.
3738 * fold-const.c (fold_build1): Rename to ..
3739 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3740 through to build1_stat.
3741 (fold_build2): Rename to ..
3742 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3743 through to build2_stat.
3744 (fold_build3): Rename to ..
3745 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3746 through to build3_stat.
3748 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3749 Ian Lance Taylor <ian@airs.com>
3751 * function.c (assign_stack_local_1): Do not correct stack slot
3752 address if allocation size is smaller than mode size.
3754 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3757 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3758 (tree_merge_blocks): Propagate anything allowed by
3760 Clarify documentation.
3761 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3762 SSA form, schedule an update if necessary.
3764 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3766 * doc/install.texi (Binaries): Remove broken link to
3767 Sinix/Reliant Unix binaries.
3769 2005-08-03 Richard Henderson <rth@redhat.com>
3772 * function.c (stack_protect_epilogue): Export.
3773 * tree.h (stack_protect_epilogue): Declare.
3774 * calls.c (expand_call): Call it.
3776 2005-08-03 Eric Christopher <echristo@apple.com>
3778 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3779 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3782 2005-08-04 Jan Hubicka <jh@suse.cz>
3784 * profile.c (branch_prob): Split edges with goto locus on them
3785 to get proper line counts.
3786 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3788 2005-08-03 Paul Brook <paul@codesourcery.com>
3790 * function.c (assign_parms): Round current_function_args_size
3791 to PARM_BOUNDARY, not STACK_BOUNDARY.
3793 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3795 * config/i386/i386.c (x86_elf_aligned_common)
3796 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3798 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3800 PR tree-optimization/23157
3801 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3802 before emitting them.
3804 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3806 PR tree-optimization/19899
3807 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3808 * tree-scalar-evolution.c: Include real.h.
3809 (add_to_evolution): Build constant -1 of correct type.
3811 2005-08-03 Jan Hubicka <jh@suse.cz>
3813 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3814 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3815 profile updating for complette unrolling.
3816 * loop-unroll.c (peel_loop_completely): Use it.
3817 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3818 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3821 2005-08-03 Paul Brook <paul@codesourcery.com>
3823 * combine.c (can_change_dest_mode): New function.
3824 (try_combine, simplify_set): Use it.
3826 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3828 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3831 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3833 * doc/install.texi (Specific): Adjust link to openavr.org.
3834 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3835 (Binaries): Adjust HP-UX Porting Center link.
3836 (Binaries): Adjust Free Software Foundation ordering link.
3838 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3840 * convert.c (convert_to_integer): Use fold_build1 instead of
3841 build1 when converting an integer to an integer.
3843 2005-08-02 Richard Henderson <rth@redhat.com>
3845 * combine.c (combine_instructions): Don't use reg_equal/equiv
3846 results if the mode doesn't match.
3848 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3850 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3851 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3853 2005-08-02 Richard Henderson <rth@redhat.com>
3856 * explow.c (memory_address): Remove special-case for
3857 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3859 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3862 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3863 number of calls to cleanup_tree_cfg_1.
3865 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3867 * doc/invoke.texi: document file extensions .F90 and .F95
3869 2005-08-02 Richard Guenther <rguenther@suse.de>
3871 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3872 positive if its first argument is positive.
3874 2005-08-02 Richard Guenther <rguenther@suse.de>
3876 PR tree-optimization/23177
3877 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3880 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3882 PR tree-optimization/23129
3883 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3884 varying for divisions with anti-ranges.
3886 2005-08-02 Jan Hubicka <jh@suse.cz>
3888 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3889 * tree-ssa-threadupdate.c (thread_block): Add it here.
3891 2005-08-01 James E Wilson <wilson@specifix.com>
3893 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3894 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3895 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3897 * config/mips/predicates.md (const_call_insn_operand): Add check for
3898 SYMBOL_REF_LONG_CALL_P.
3899 * doc/extend.texi (long_call): Document the new attribute.
3901 2005-08-01 Ian Lance Taylor <ian@airs.com>
3902 Richard Henderson <rth@redhat.com>
3904 * Makefile.in (RTL_BASE_H): Add real.h.
3905 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3907 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3909 * rtl.c (rtl_check_failed_code_mode): New.
3910 * rtl.h (struct rtx_def): Add u.rv.
3911 (XCMWINT, XCNMPRV): New.
3912 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3913 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3915 2005-08-01 Richard Henderson <rth@redhat.com>
3917 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3918 with auto-inc codes.
3920 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3922 2005-08-01 Jan Hubicka <jh@suse.cz>
3924 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3925 * i386.c: Include dwarf2.h
3926 (asm_preferred_eh_data_format): New.
3927 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3929 2005-08-01 Ian Lance Taylor <ian@airs.com>
3931 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3932 randomize_va_space for virtual address randomization control.
3934 2005-08-01 Steven Bosscher <stevenb@suse.de>
3936 * common.opt (flag_ipa_cp): Put in right place to maintain
3939 2005-08-01 Jan Hubicka <jh@suse.cz>
3941 * profile.c (compute_value_histograms): Fix thinko.
3942 * value-prof.c: Include toplev.h
3943 (check_counter): New function.
3944 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3945 tree_mod_subtract_transform): Add sanity check.
3947 2005-08-01 Richard Guenther <rguenther@suse.de>
3949 PR tree-optimization/23133
3950 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3951 current functions parameter decls to find defs to cse
3954 2005-08-01 Richard Guenther <rguenther@suse.de>
3956 PR tree-optimization/23109
3957 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3958 If trapping math is in effect, use post-dominator information
3959 to check if we'd in any case reach a trapping point before
3960 doing the reciprocal insertion.
3961 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3962 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3963 expressions are invariant only if trapping math is not in effect.
3965 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3967 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3968 cgraph_function_versioning): New declarations.
3969 * cgraphunit.c: Add include to ipa-prop.h.
3970 (update_call_expr, cgraph_copy_node_for_versioning,
3971 cgraph_function_versioning): New functions.
3972 * integrate.c (copy_decl_for_inlining): Remove.
3973 * ipa-prop.h (ipa_replace_map): New struct.
3974 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3975 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3976 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3977 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3978 ipcp_iterate_stage, ipcp_method_scale_print,
3979 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3980 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3981 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3982 ipcp_update_bb_counts, ipcp_update_profiling,
3983 ipcp_update_edges_counts): New functions.
3984 (ipcp_method_cval_init): Remove restriction regarding local methods.
3985 (ipcp_init_stage): Add ipcp_method_compute_scale.
3986 (ipcp_insert_stage): Add versioning.
3987 (ipcp_structures_print): Add ipcp_method_scale_print.
3988 (ipcp_driver): Dump profiling info.
3989 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3990 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3991 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3992 (struct inline_data): Add versioning_p, ipa_info, new fields.
3993 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3994 declare_return_variable): Replace calls to copy_decl_for_inlining with
3996 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3998 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3999 Add argument VERSIONING.
4000 (copy_arguments_for_versioning, copy_static_chain,
4001 function_versionable_p, tree_versionable_function_p,
4002 tree_function_versioning, replace_ref_tree): New functions.
4003 * tree-inline.h: Include varray.h.
4004 (tree_versionable_function_p, tree_function_versioning,
4005 tree copy_decl_for_dup): New declarations.
4007 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4009 * ipa-cp.c: New file. Contains IPCP specific functionality.
4010 * ipa-prop.h: New file. Contains structures/definitions that can be
4011 used by several interprocedural data flow optimizations (and also IPCP).
4012 * ipa-prop.c: New file.
4013 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4014 * common.opt: Add ipa-cp flag.
4015 * timevar.def: Add IPCP optimization.
4016 * tree-optimize.c (init_tree_optimization_passes): Schedule
4018 * tree-pass.h (pass_ipa_cp): Declare.
4020 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4022 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4023 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4024 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4025 config/i386/i386.c, config/mips/mips.h,
4026 config/rs6000/rs6000.h, config/sh/sh.c,
4027 config/stormy16/stormy16.c: Fix comment typos.
4029 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4032 * c-typeck.c (build_binary_op): Use common_type wrapper on
4034 (common_type): Update comment.
4036 2005-07-31 Steven Bosscher <stevenb@suse.de>
4039 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4040 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4041 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4043 2005-07-31 Jan Hubicka <jh@suse.cz>
4045 * pretty-print.h (pp_widest_integer): New macro.
4046 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4049 2005-07-31 Jan Hubicka <jh@suse.cz>
4051 * output.h (enum section_category): Export from varasm.c
4052 (categorize_decl_for_section): Likewise.
4053 * varasm.c (enum section_category): Kill.
4054 (categorize_decl_for_section): Make global.
4055 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4057 * i386.c (ix86_section_threshold): New static variable.
4058 (ix86_in_large_data_p, ix86_encode_section_info,
4059 x86_64_elf_unique_section,
4060 x86_64_elf_select_section): New functions.
4061 (TARGET_ENCODE_SECTION_INFO): Define
4062 (override_options): Enable medium model for PIC.
4063 (ix86_expand_prologue): Expand gen_set_got_rex64.
4064 (legitimate_constant_p): Handle new UNSPECs.
4065 (legitimate_pic_address_disp_p): Likewise.
4066 (legitimize_pic_address): Lower MEDIUM model addressing.
4067 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4068 (enum cmodel): Add MEDIUM_PIC.
4069 (SYMBOL_REF_FAR_ADDR_P): New macro.
4070 (SYMBOL_FLAG_FAR_ADDR): New flag.
4071 * i386.md (movdi): Support medium model.
4072 (set_got_rex64): New pattern.
4073 * i386.opt (mlarge-data-threshold): New flag.
4074 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4075 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4076 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4077 TARGET_ASM_UNIQUE_SECTION): New.
4079 * invoke.texi (-mlarge_data_threshold): Document
4081 2005-07-31 Jan Hubicka <jh@suse.cz>
4083 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4084 (coalesce_vars): Likewise.
4085 * tree-ssa-live.c (coalesce_cost): New.
4086 (build_tree_conflict_graph): Use coalesce_cost.
4087 * tree-ssa-live.h (coalesce_cost): Declare.
4089 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4091 * arm.md (all peepholes for post-increment operations): Delete.
4092 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4093 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4094 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4095 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4096 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4098 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4100 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4103 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4106 * doc/invoke.texi: Document -rdynamic.
4108 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4111 * c-parser.c (c_parser_parms_list_declarator): Call
4112 mark_forward_parm_decls.
4113 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4114 decls with visibility structure.
4116 2005-07-30 Paul Brook <paul@codesourcery.com>
4118 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4120 2005-07-30 Paul Brook <paul@codesourcery.com>
4122 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4124 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4126 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4128 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4131 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4132 nested function declarators.
4133 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4134 (grokparms): Call warn_if_shadowing for parameters used within the
4136 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4137 not used within the parameter list.
4138 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4140 2005-07-30 Jan Hubicka <jh@suse.cz>
4142 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4143 * i386.c (ix86_fixup_binary_operands): Likewise.
4144 (ix86_expand_unary_operator): Likewise.
4145 (ix86_expand_fp_absneg_operator): Likewise.
4146 * optabs.c (expand_vec_cond_expr): Validate dest.
4148 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4151 * real.c (real_from_string): Also set last bit if there is a
4152 nonzero hex digit beyond GCC's internal precision after ".".
4154 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4156 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4157 define_constants. Change duplicate values to unassigned numbers.
4158 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4159 (*altivec_vspltsf): New.
4160 (altivec_vperm_v4sf): Delete.
4161 (altivec_vperm_<mode>): Use mode macro V.
4162 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4163 (altivec_predicate_v4sf): Delete.
4164 (altivec_predicate_<mode>): Use mode macro V.
4165 (*altivec_lvesfx): New.
4166 (*altivec_stvesfx): New.
4167 (vec_realign_load_v4sf): Delete.
4168 (vec_realign_load_<mode>): Use mode macro V.
4169 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4172 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4175 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4177 * configure: Regenerated.
4179 2005-07-29 Paul Brook <paul@codesourcery.com>
4181 * doc/install.texi: Add link to GFortran binaries wiki page.
4183 2005-07-29 David Ung <davidu@mips.com>
4185 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4186 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4187 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4188 * config/mips/mips.md (cpu): Add 5kf name.
4189 (includes): Includes 5k.md.
4190 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4191 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4194 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4197 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4198 (cleanup_tree_cfg): ... here.
4199 Call cleanup_tree_cfg_1 until there are no more cleanups to
4202 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4204 * tree-vrp.c (compare_range_with_value): Return true or false
4205 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4206 EQ_EXPR respectively.
4208 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4210 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4213 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4215 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4216 (tree_ssa_dominator_optimize): Increment it.
4217 (dump_dominator_optimization_stats): Print it.
4219 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4220 Steven Bosscher <stevenb@suse.de>
4222 PR rtl-optimization/23117
4223 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4224 when head == tail. Tidy comment.
4226 2005-07-28 Richard Henderson <rth@redhat.com>
4228 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4229 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4230 * jump.c (rtx_renumbered_equal_p): Likewise.
4231 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4232 CONST_INT and CONST_DOUBLE.
4233 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4234 * reload.c (operands_match_p): Special case CONST_INT and
4235 CONST_DOUBLE; check mode earlier.
4237 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4240 * c-typeck.c (convert_for_assignment): Do not check
4241 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4243 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4246 * c-typeck.c (composite_type): Prefer constant size arrays to
4249 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4252 * real.c (real_from_string): Set last bit if there is a nonzero
4253 hex digit beyond GCC's internal precision.
4255 2005-07-28 Richard Henderson <rth@redhat.com>
4258 * cfgcleanup.c (try_forward_edges): Watch out for end of
4261 2005-07-28 James E Wilson <wilson@specifixinc.com>
4264 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4266 2005-07-28 Jan Hubicka <jh@suse.cz>
4268 * Makefile.in (rtl-profile.o): Kill all traces of it.
4269 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4270 * coverage.h (rtl_coverage_counter_ref): Kill.
4271 * opts.c (flag_speculative_prefetching_set): Kill.
4272 (flag_loop_optimize_set): New.
4273 (common_handle_option): Disable loop optimizer when profiling;
4274 do not handle speculative prefetching.
4275 * passes.c (init_optimization_passes): Replace pass_profiling combo
4276 by branch_prob pass.
4277 * profile.c (compute_value_histograms): Update for simplified value
4279 (rtl_register_profile_hooks): Kill.
4280 (pass_profiling): Kill.
4281 (rest_of_handle_branch_prob): Do not profile.
4282 * toplev.c (process_options): Remove speculative prefetching.
4283 * toplev.h (flag_tree_based_profiling): Kill.
4284 * tree-profile.c (prepare_instrumented_value,
4285 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4286 tree_gen_one_value_profiler, do_tree_profiling): Update for
4287 simplified datastructures.
4288 * value-prof.c: Add comment that speculative prefetching was dropped;
4289 update rest of file for simplified datastructures.
4290 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4291 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4292 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4293 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4294 rtl_mod_subtract, gen_speculative_prefetch,
4295 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4296 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4297 (gate_handle_value_profile_transformations,
4298 rest_of_handle_value_profile_transformations,
4299 pass_value_profile_transformations): Kill.
4300 * value-prof.h (histogram_value_t): Remove IL based unions.
4301 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4302 rtl_profile_hooks): Remove hooks.
4304 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4306 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4307 (cgraph_clone_node): Likewise.
4308 * cgraph.h (cgraph_clone_edge): Update prototype.
4309 (cgraph_clone_node): Likewise.
4310 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4312 (lookup_recursive_calls): Consider profile.
4313 (cgraph_decide_recursive_inlining): Fix updating; use new
4314 probability argument; use profile.
4315 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4316 * tree-inline.c (copy_bb): Update clal of clone_edge.
4317 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4319 * invoke.texi (min-inline-recursive-probability): Document.
4321 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4323 * doc/install.texi (Configuration): Update Valgrind homepage.
4325 2005-07-28 Richard Henderson <rth@redhat.com>
4328 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4329 labels we want to delete.
4330 (cfg_layout_merge_blocks): Likewise.
4332 2005-07-28 Richard Henderson <rth@redhat.com>
4335 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4336 when expanding to nothing.
4338 2005-07-28 Josh Conner <jconner@apple.com>
4340 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4341 (cgraph_decide_inlining_of_small_functions): Likewise.
4343 2005-07-28 Josh Conner <jconner@apple.com>
4345 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4346 direction of badness if negative.
4347 (cgraph_default_inline_p): Add reason to parameters, and assign it
4349 (cgraph_decide_inlining_of_small_functions): New parameter in call
4350 to cgraph_default_inline_p.
4351 (cgraph_decide_inlining_incrementally): Likewise.
4352 * cgraphunit.c (decide_is_function_needed): Likewise.
4353 * cgraph.h (cgraph_default_inline_p): Likewise.
4355 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4357 * builtins.c: Fix comment typo(s).
4358 * genautomata.c: Likewise.
4359 * gimplify.c: Likewise.
4360 * tree-dfa.c: Likewise.
4361 * tree-flow-inline.h: Likewise.
4362 * tree-into-ssa.c: Likewise.
4363 * tree-ssa-alias.c: Likewise.
4364 * tree-ssa-ccp.c: Likewise.
4365 * tree-ssa-copy.c: Likewise.
4366 * tree-ssa-dce.c: Likewise.
4367 * tree-ssa-dom.c: Likewise.
4368 * tree-ssa-operands.c: Likewise.
4369 * tree-tailcall.c: Likewise.
4370 * tree-vectorizer.c: Likewise.
4371 * tree-vrp.c: Likewise.
4374 2005-07-28 Jeff Law <law@redhat.com>
4376 * tree-vrp.c (test_for_singularity): Extracted from ...
4377 (simplify_cond_using_ranges): Attempt to simplify a relational
4378 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4380 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4382 PR tree-optimization/22506
4383 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4384 phis whose argument is constant.
4386 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4388 PR rtl-optimization/18992
4389 Back out this patch:
4390 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4391 PR optimization/12142
4392 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4393 uses of the register in the SET_SRC. Remove unnecessary argument.
4395 Replace it with this:
4396 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4397 if flag_non_call_exceptions is set and the insn may trap, pass
4398 pc_rtx as dest for recursion.
4399 In SET_SRC part of SET case, if dest is already set, pass it down
4402 2005-07-28 Jan Hubicka <jh@suse.cz>
4404 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4405 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4406 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4408 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4409 profile when available.
4411 2005-07-28 Jan Beulich <jbeulich@novell.com>
4413 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4414 (ia64_print_operand): Describe and handle 'X'.
4415 (ia64_register_move_cost): Also handle FP_REGS.
4416 (ia64_preferred_reload_class): Likewise.
4417 (ia64_secondary_reload_class): Likewise.
4418 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4419 it. Also check for ITANIUM_CLASS_FLDP.
4420 * config/ia64/ia64.h (FP_REGNO_P): New.
4421 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4422 (reg_class): Add FP_REGS.
4423 (REG_CLASS_NAMES): Adjust for it.
4424 (REG_CLASS_CONTENTS): Likewise.
4425 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4426 (REG_CLASS_FROM_LETTER): Handle 'x'.
4427 (CLASS_MAX_NREGS): Handle FP_REGS.
4428 (MEMORY_MOVE_COST): Likewise.
4429 * config/ia64/ia64.md (itanium_class): Add fldp.
4430 (type): Handle fldp.
4431 (movti_internal): More allowable operand combinations. Use ldfp8 when
4432 splitting unnecessary. Remove predicable attribute. Adjust
4433 itanium_class attribute.
4434 (smuldi3_highpart): Remove outdated comment.
4435 (mulditi3, umulditi3, rotlti3): New expanders.
4436 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4437 (absti2): Disabled new insn for future reference.
4438 Respective new splitters.
4439 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4440 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4441 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4443 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4445 PR rtl-optimization/23047
4446 * simplify-rtx.c (simplify_const_relational_operation): Respect
4447 flag_wrapv for comparisons with ABS.
4449 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4451 PR tree-optimization/22493
4452 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4453 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4455 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4457 * config/frv/frv.opt (moptimize-membar): New.
4459 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4461 * config/frv/frv.h: Remove machine_function definition.
4463 * config/frv/frv.c (struct frv_io): New.
4464 (struct machine_function): Moved from frv.h. Add has_membar_p.
4465 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4466 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4467 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4468 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4469 (frv_reorg): Call frv_optimize_membar when appropriate.
4470 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4471 (frv_expand_builtin): Adjust calls accordingly.
4472 (frv_io_address_cookie): New function.
4473 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4474 load or store rather than a special insn. Add ccnstant address and
4475 io-type operands to the membar.
4476 (frv_ifcvt_modify_tests): Unsign regno.
4477 (frv_ifcvt_modify_tests): Same.
4479 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4480 UNSPEC_OPTIONAL_MEMBAR constant.
4481 (builtin_read_<mode>): Delete.
4482 (builtin_write_<mode>): Delete.
4483 ("optional_membar_<mode>"): Add operand.
4485 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4486 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4487 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4488 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4489 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4490 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4491 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4492 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4493 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4495 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4497 * df.c (df_uses_record): Handle SCRATCH.
4499 2005-07-28 Steven Bosscher <stevenb@suse.de>
4502 * passes.c (rest_of_decl_compilation): If decl is a type and
4503 we have encountered errors, don't emit debug information.
4505 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4507 * params.def: Fixed comment.
4509 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4512 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4513 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4514 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4516 2005-07-27 Steven Bosscher <stevenb@suse.de>
4519 * varasm.c (assemble_start_function): Don't do anything that may
4520 require a CFG if the current function is a thunk.
4522 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4524 * doc/install.texi (Prerequisites): Mention that perl is needed
4525 to do export control in libstdc++ targetting Darwin.
4527 2005-07-27 Steven Bosscher <stevenb@suse.de>
4529 PR rtl-optimization/17808
4530 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4531 (sched_insns_conditions_mutex_p): Split out from...
4532 (add_dependence): ...here. But don't call it from here.
4533 (add_dependence_list): Check sched_insns_conditions_mutex_p
4534 before calling add_dependence.
4535 (add_dependence_list_and_free): Likewise.
4536 (fixup_sched_groups): Likewise.
4537 (sched_analyze_1): Likewise.
4538 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4539 (sched_analyze): Likewise.
4540 (sched_analyze_insn): Likewise.
4541 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4542 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4543 dependencies on all COND_EXEC insns to jumps ending basic blocks
4544 when doing intrablock scheduling.
4545 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4547 2005-07-27 Jeff Law <law@redhat.com>
4549 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4550 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4551 equivalency sets, correctly handle the case were vr0 has an
4552 equivalency set, but vr1 does not.
4554 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4556 PR tree-optimization/23073
4557 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4558 vect_print_dump_info before fprintf.
4560 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4562 PR tree-optimize/22348
4563 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4564 Fold the partial computation.
4566 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4568 PR tree-optimization/22325
4569 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4571 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4573 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4574 (force_var_cost): ... this function.
4575 (compute_phi_arg_on_exit): Export.
4577 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4579 PR tree-optimization/20773
4580 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4583 2005-07-27 Richard Guenther <rguenther@suse.de>
4585 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4586 Avoid pushing again if current struct contains only
4587 fields we decomposed.
4589 2005-07-27 Jan Hubicka <jh@suse.cz>
4591 PR tree-optimization/22574
4592 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4595 * tree-tailcall.c (decrease_profile): New function.
4596 (eliminate_tail_call): Use it.
4598 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4599 visibility flags correctly in whole program mode.
4601 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4603 PR rtl-optimization/22472
4604 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4606 2005-07-26 Steven Bosscher <stevenb@suse.de>
4608 PR tree-optimization/22504
4609 * tree-complex.c (expand_complex_addition): Use 'code' instead
4610 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4612 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4614 * config.gcc (cpu_type): Add frv case.
4615 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4616 (supported_defaults): Add fr550 case.
4618 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4621 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4622 whether a pointer of type T * may point to objects of type T *.
4624 2005-07-26 DJ Delorie <dj@redhat.com>
4626 * configure: Regenerate.
4628 2005-07-26 Dale Johannesen <dalej@apple.com>
4630 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4632 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4634 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4635 Clarify use of "build" in name.
4637 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4639 * doc/extend.texi (Raw read/write Functions): New section.
4640 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4641 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4642 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4643 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4644 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4645 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4646 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4647 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4648 * config/frv/frv.c: Add bdesc_loads global.
4649 Add bdesc_stores global.
4650 (frv_init_builtins): Add support for __builtin_{read/write}*.
4651 (frv_volatile_memref): New.
4652 (frv_expand_load_builtin): New.
4653 (frv_expand_store_builtin): New.
4654 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4655 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4656 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4657 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4658 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4659 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4660 (builtin_read_<mode>): New.
4661 (builtin_write_<mode>): New.
4662 (builtin_write64): New.
4663 (optional_membar_<mode>): New.
4665 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4667 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4668 (rather than units) against HOST_BITS_PER_WIDE_INT.
4670 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4672 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4673 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4674 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4675 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4678 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4679 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4680 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4682 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4684 2005-07-26 Richard Guenther <rguenther@suse.de>
4686 PR tree-optimization/22486
4687 * fold-const.c (fold_unary): Fold away useless component
4688 references of the form (T *)&T.x, if the address
4691 2005-07-25 James E Wilson <wilson@specifixinc.com>
4693 * dwarf2out.c (add_call_src_coords_attributes): New.
4694 (gen_inlined_subroutine_die): Call it.
4695 (maybe_emit_file, init_file_table): Add comments.
4696 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4698 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4699 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4700 * tree.h (BLOCK_SOURCE_LOCATION): New.
4701 (struct tree_block): New field locus.
4703 2005-07-26 Andreas Schwab <schwab@suse.de>
4705 PR rtl-optimization/23043
4706 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4707 when allocating a struct unoccr.
4709 2005-07-25 Richard Henderson <rth@redhat.com>
4712 * tree-complex.c (gate_no_optimization): True if errors.
4713 * Makefile.in (tree-complex.o): Update dependencies.
4715 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4717 * config/frv/predicates.md (integer_register_operand): Use
4720 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4723 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4725 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4727 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4729 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4730 types when flag_unsafe_math_optimizations is true.
4732 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4734 * gcc.c (option_map): Add --sysroot.
4735 (process_command): Handle --sysroot.
4736 (display_help): Document it.
4737 * doc/cppopts.tex (-isysroot): Document.
4738 * doc/invoke.texi (--sysroot): Document.
4739 * doc/install.texi (--with-build-sysroot): Document.
4741 * Makefile.in (inhibit_libc): New variable.
4742 (INHIBIT_LIBC_CFLAGS): Likewise.
4743 (LIBGCC2_CFLAGS): Include
4744 $(INHIBIT_LIBC_CFLAGS).
4745 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4746 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4747 ($(T)crtend.o): Likewise.
4748 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4749 ($(T)crtendS.o): Likewise.
4750 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4751 ($(T)crtendT.o): Likewise.
4752 (stmp-fixinc): Do not complain about missing headers if
4754 * configure.ac (inhibit_libc): Set it to true/false.
4755 (--with-build-sysroot): New option. Use it to set
4757 * configure: Regenerated.
4759 2005-07-25 Manfred Hollstein <mh@suse.com>
4761 * calls.c (store_one_arg): Fix unsigned comparison warning.
4763 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4766 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4767 (ggc_print_statistics): Initialize variable before use.
4769 2005-07-25 Richard Guenther <rguenther@suse.de>
4771 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4772 calling with a PHI_NODE argument.
4774 * tree-flow-inline.h (overlap_subvar): Protect against
4777 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4779 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4780 * configure: Regenerate.
4782 2005-07-25 Ira Rosen <irar@il.ibm.com>
4784 * expr.c (highest_pow2_factor): Make extern.
4785 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4786 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4787 record_array_differ_p, array_ptr_differ_p): Likewise.
4788 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4789 additional cases. Call the above functions.
4790 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4791 base_object_differ_p when there are two base objects. Otherwise, compare
4792 base address and offset. Call may_alias_p.
4793 (dump_data_reference): Use a correct field name.
4794 (analyze_array): Make static. Initialize new data-ref fields.
4795 (analyze_indirect_ref): New function.
4796 (init_data_ref): Initialize new data-ref fields.
4797 (strip_conversion): Moved from tree-vect-analyze.c.
4798 (analyze_offset_expr, get_ptr_offset, address_analysis,
4799 object_analysis): Likewise.
4800 (analyze_offset): New function.
4801 (create_data_ref): Likewise.
4802 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4803 dimensions for ARRAY_REFs only.
4804 (build_classic_dist_vector): Make static.
4805 (access_functions_are_affine_or_constant_p): Call macro to get the
4806 address of access functions.
4807 (compute_all_dependences): Add new parameter
4808 compute_self_and_read_read_dependences. Compute self and read-read
4809 dependences if it is true.
4810 (find_data_references_in_loop): Call create_data_ref. Initialize new
4812 (compute_data_dependences_for_loop): Add new parameter
4813 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4814 compute nb_loops. Call compute_all_dependences,
4815 build_classic_dist_vector and build_classic_dir_vector with correct
4817 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4818 with correct parameters. Compare dimensions for ARRAY_REFs only.
4819 (free_data_refs): Call macro to free access functions.
4820 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4821 fields from stmt_vinfo.
4822 (struct base_object_info): New structure.
4823 (struct data_reference): Move fields to base_object_info. Add fields
4824 first_location and object_info for above structures. Move fields from
4825 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4826 aligned_to. Add macros to access the new fields.
4827 Update functions declarations.
4828 * tree-flow.h (is_aliased_with): Declare.
4829 * tree-loop-linear.c (linear_transform_loops): Call
4830 compute_data_dependences_for_loop with correct parameters.
4831 * tree-ssa-alias.c (is_aliased_with): New function.
4832 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4833 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4834 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4835 vect_base_addr_differ_p, compute_subscript_distance and
4836 build_classic_dist_vector. Add printings. Check absolute value of
4838 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4840 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4841 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4842 to bytes. Add printing.
4843 (vect_compute_data_refs_alignment): Go through loads and stores in one
4845 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4846 vect_analyze_data_ref_access): Likewise.
4847 (vect_analyze_pointer_ref_access): Remove.
4848 (vect_address_analysis, vect_object_analysis): Likewise.
4849 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4850 and analyze data-refs in the loop.
4851 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4852 fields of data-ref instead of stmt. Add init to the offset from the
4854 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4855 (vect_update_init_of_dr): Likewise.
4856 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4857 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4859 (new_loop_vec_info): Initialize new fields.
4860 (destroy_loop_vec_info): Free new fields.
4861 (vect_strip_conversion): Remove.
4862 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4863 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4864 datarefs. Add new field ddrs.
4865 Add macros for the new fields access.
4866 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4867 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4868 Remove their macros.
4869 * tree.h (highest_pow2_factor): Declare.
4871 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4873 * calls.c (store_one_arg): Check for sibling call MEM arguments
4874 from already clobbered incoming argument area.
4876 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4878 * c-common.c (check_missing_format_attribute): New.
4879 * c-common.h (check_missing_format_attribute): Likewise.
4880 * c-typeck.c (convert_for_assignment): Use it.
4882 2005-07-24 Andreas Schwab <schwab@suse.de>
4884 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4885 register use a word move. Correct operand of ext.w in 68000 code.
4887 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4889 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4890 variables as declarations, rather than definitions.
4892 2005-07-24 Ira Rosen <irar@il.ibm.com>
4894 PR tree-optimization/22526
4895 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4898 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4900 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4901 that C99 reserve for future use. Use it to define clog10,
4902 clog10f and clog10l.
4904 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4906 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4907 * configure.ac: Check for -Wmissing-format-attribute.
4909 * configure: Regenerate.
4911 2005-07-23 Richard Henderson <rth@redhat.com>
4913 PR tree-optimization/22623
4914 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4916 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4919 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4921 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4923 * Makefile.in (C_TREE_H): Update dependencies.
4924 * c-tree.h: Include toplev.h.
4925 * diagnostic.h (diagnostic_set_info): Add format attribute.
4926 * rtl-error.c (diagnostic_for_asm): Likewise.
4928 2005-07-23 Chao-ying Fu <fu@mips.com>
4930 * config/mips/mips-dsp.md: New file.
4931 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4932 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4934 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4935 MIPS_BUILTIN_BPOSGE32.
4936 (mips_expand_builtin_direct): Add one parameter to indicate that
4937 builtin functions need to return a value.
4938 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4940 (mips_regno_to_class): Add classes for 12 new DSP registers.
4941 (mips_subword): Change to check four HI registers.
4942 (mips_output_move): Output move to and from 6 new DSP accumulators.
4943 (override_options): Make sure -mdsp and -mips16 are not used together.
4944 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4946 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4948 (print_operand): Add 'q' for printing DSP accumulators.
4949 (mips_cannot_change_mode_class): Check ACC_REGS.
4950 (mips_secondary_reload_class): Check ACC_REGS.
4951 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4952 (mips_register_move_cost): Check ACC_REGS.
4953 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4954 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4955 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4956 (dsp_bdesc): New array.
4957 (bdesc_arrays): Add DSP builtin function table.
4958 (mips_prepare_builtin_arg): Check predicate again after
4960 (mips_expand_builtin): Add one more parameter to
4961 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4962 MIPS_BUILTIN_BPOSGE32.
4963 (mips_init_builtins): Initialize new function types.
4964 (mips_expand_builtin_direct): Check if builtin functions need to
4965 return a value and pass operands properly.
4966 (mips_expand_builtin_bposge): New function.
4967 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4968 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4969 (FIRST_PSEUDO_REGISTER): Increase to 188.
4970 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4971 Update for 12 new DSP registers.
4972 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4973 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4974 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4975 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4976 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4977 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4978 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4979 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4980 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4981 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4982 (REGISTER_NAMES): Add names for 12 new DSP registers.
4983 * config/mips/mips.md: Include mips-dsp.md.
4984 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4985 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4986 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4987 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4988 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4989 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4990 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4991 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4992 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4993 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4994 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4995 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4996 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4997 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4998 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4999 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5000 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5001 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5002 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5003 (UNSPEC_RDDSP): New constants.
5004 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5005 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5007 * config/mips/mips.opt (-mdsp): New option.
5008 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5009 (reg_imm10_operand): New predicates.
5010 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5011 * doc/invoke.texi (-mdsp): Document new option.
5013 2005-07-22 DJ Delorie <dj@redhat.com>
5015 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5017 * tree-inline.c (inlinable_function_p): Likewise.
5019 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5022 * toplev.c (check_global_declarations): Do not mark undefined
5023 variables as DECL_IGNORED_P.
5024 * varasm.c (first_global_object_name): GTY it.
5025 (weak_global_object_name): Likewise.
5026 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5027 a string to go into {weak,first}_global_object_name.
5029 2005-07-22 DJ Delorie <dj@redhat.com>
5031 * c-format.c (check_function_format): Change warning control
5032 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5034 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5036 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5037 &PTR->FLD a dereference of PTR.
5038 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5039 a potential dereference of PTR.
5041 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5043 PR rtl-optimization/20370
5044 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5045 call allocate_reg_info if necessary.
5047 PR rtl-optimization/21848
5048 * calls.c (emit_library_call_value_1): For const functions, add
5049 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5051 PR rtl-optimization/22445
5052 * cselib.c (target.h): Include.
5053 (rtx_equal_for_cselib_p): Allow commutative matches.
5054 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5055 Remove MODE parameter. Changed all callers.
5057 PR rtl-optimization/22258
5058 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5060 (try_combine): Use likely_spilled_retval_p.
5062 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5064 * config.gcc: Add crx-elf support.
5066 * doc/contrib.texi: Mention crx.
5067 * doc/extend.texi: Document crx extensions.
5068 * doc/install.texi: Document crx install.
5069 * doc/invoke.texi: Document crx options.
5070 * doc/md.texi: Document crx constraints.
5072 * config/crx/crx-protos.h: New file.
5073 * config/crx/crx.c: New file.
5074 * config/crx/crx.h: New file.
5075 * config/crx/crx.md: New file.
5076 * config/crx/crx.opt: New file.
5077 * config/crx/t-crx: New file.
5079 2005-07-22 Manfred Hollstein <mh@suse.com>
5081 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5083 (int_add_graph_edge): Likewise.
5084 (collapse_nodes): Likewise.
5085 (process_unification_queue): Likewise.
5087 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5088 Laurent GUERBY <laurent@guerby.net>
5090 PR tree-optimization/22336
5091 * function.c (record_block_change): Check for
5092 cfun->ib_boundaries_block.
5094 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5096 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5097 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5099 2005-07-21 DJ Delorie <dj@redhat.com>
5101 * toplev.c (warn_deprecated_use): Add warning control to warning
5103 * c-typeck.c (parser_build_binary_op): Likewise.
5104 (c_finish_if_stmt): Likewise.
5105 * c-common.c (check_function_sentinel): Likewise.
5106 (check_nonnull_arg): Likewise.
5108 2005-07-21 Richard Henderson <rth@redhat.com>
5111 * tree-complex.c (complex_ssa_name_components): New.
5112 (cvc_lookup): Allow entry not found.
5113 (create_components): Remove.
5114 (create_one_component_var, get_component_var): New.
5115 (get_component_ssa_name, set_component_ssa_name): New.
5116 (extract_component): Use get_component_ssa_name.
5117 (update_complex_components): Use set_component_ssa_name.
5118 (update_complex_components_on_edge): Likewise.
5119 (update_phi_components): Create new PHI nodes directly, instead
5120 of adding insns to edges.
5121 (tree_lower_complex): Allocate and free complex_variable_components
5122 and complex_ssa_name_components here.
5124 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5126 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5127 revert to returning false.
5129 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5132 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5134 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5137 * config/i386/i386.md (cmpxf): Change operand constraints
5138 to "nonmemory_operand".
5140 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5142 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5144 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5147 * fold-const.c (fold_build1): Add checksum for the operands.
5148 (fold_build2): Likewise.
5149 (fold_build3): Likewise.
5151 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5154 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5156 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5158 * common.opt (-fforward-propagate): Committed by mistake,
5161 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5163 * reg-stack.c: Fix comment typo(s).
5164 * tree-ssa-operands.c: Likewise.
5165 * tree-vectorizer: Likewise.
5167 2005-07-21 Nick Clifton <nickc@redhat.com>
5169 * config/sh/symbian.c: Replace C++ style line comments with C
5170 style line comments.
5171 (symbian_add_attribute): Do not use a ? operator on the LHS of
5173 (sh_symbian_handle_dll_attribute): Change the type of the
5174 method vector to "VEC(tree,gc)*" and use vector accessor
5175 macros to walk over the elements.
5176 (symbian_export_vtable_and_rtti_p): Likewise.
5177 (symbian_class_needs_attribute_p): Likewise.
5179 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5182 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5183 initialize targetm.resolve_overloaded_builtin here.
5184 (altivec_expand_overloaded_builtin): Make it non-static.
5185 * config/rs6000/rs6000-protos.h
5186 (altivec_expand_overloaded_builtin): New prototype.
5187 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5188 targetm.resolve_overloaded_builtin here.
5189 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5191 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5192 Zdenek Dvorak <dvorakz@suse.cz>
5194 PR tree-optimization/19210
5195 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5197 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5198 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5199 rely on unproven assumptions.
5200 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5201 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5202 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5203 to number_of_iterations_exit.
5204 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5205 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5206 * tree-ssa-loop-niter.c (find_loop_niter,
5207 estimate_numbers_of_iterations_loop): Likewise.
5208 (number_of_iterations_exit): Honor the new options.
5209 * doc/invoke.texi (Wunsafe-loop-optimizations,
5210 funsafe-loop-optimizations): Document them.
5212 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5214 PR rtl-optimization/22167
5215 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5217 2005-07-20 Adam Nemet <anemet@lnxw.com>
5219 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5220 __do_global_dtors_aux longcall.
5222 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5224 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5225 (old_special_pred_table): Don't reference
5226 SPECIAL_MODE_PREDICATES.
5227 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5228 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5229 * config/sh/predicates.h: Don't mention
5230 SPECIAL_MODE_PREDICATES.
5231 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5234 2005-07-20 DJ Delorie <dj@redhat.com>
5236 * config.gcc: Add m32c-elf support.
5238 * doc/contrib.texi: Mention m32c.
5239 * doc/extend.texi: Document m32c extensions.
5240 * doc/install.texi: Mention m32c.
5241 * doc/invoke.texi: Document m32c options.
5242 * doc/md.texi: Document m32c constraints.
5244 * config/m32c/addsub.md: New file.
5245 * config/m32c/bitops.md: New file.
5246 * config/m32c/cond.md: New file.
5247 * config/m32c/jump.md: New file.
5248 * config/m32c/m32c-lib1.S: New file.
5249 * config/m32c/m32c-lib2.c: New file.
5250 * config/m32c/m32c-modes.def: New file.
5251 * config/m32c/m32c-pragma.c: New file.
5252 * config/m32c/m32c-protos.h: New file.
5253 * config/m32c/m32c.abi: New file.
5254 * config/m32c/m32c.c: New file.
5255 * config/m32c/m32c.h: New file.
5256 * config/m32c/m32c.md: New file.
5257 * config/m32c/m32c.opt: New file.
5258 * config/m32c/minmax.md: New file.
5259 * config/m32c/mov.md: New file.
5260 * config/m32c/muldiv.md: New file.
5261 * config/m32c/predicates.md: New file.
5262 * config/m32c/prologue.md: New file.
5263 * config/m32c/shift.md: New file.
5264 * config/m32c/t-m32c: New file.
5266 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5268 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5269 (stack_protect_set, stack_protect_test): New expanders.
5270 (stack_protect_set_si, stack_protect_set_si_media,
5271 stack_protect_set_di_media, stack_protect_test_si,
5272 stack_protect_test_si_media, stack_protect_test_di_media):
5275 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5277 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5279 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5281 * tree.h (tree_expr_nonzero_p): Export.
5282 * fold-const.c (tree_expr_nonzero_p): Likewise.
5283 Return true for CALL_EXPRs that are alloca calls.
5284 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5286 * tree-flow.h (expr_computes_nonzero): Remove.
5287 * tree-vrp.c (expr_computes_nonzero): Remove.
5288 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5289 (extract_range_from_unary_expr): Likewise.
5290 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5291 tree_expr_nonzero_p.
5293 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5295 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5296 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5297 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5298 All callers changed.
5299 (frame_related_constant_load): New arg "related" which controls
5300 setting of RTX_FRAME_RELATED_P. All callers changed.
5301 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5302 (bfin_expand_prologue): Add stack limit checking.
5303 * config/bfin/bfin.md (trapifcc): New pattern.
5305 * config/bfin/bfin.c: Include "langhooks.h".
5306 (def_builtin): Go through lang_hooks to call builtin_function.
5308 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5309 * config/bfin/predicates.md (symbol_ref_operand): New.
5310 (call_insn_operand): Delete. All callers changed to use
5311 register_no_elim_operand.
5312 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5314 (function_arg): Use it to generate the call's operand 2.
5315 (bfin_longcall_p): New function.
5316 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5317 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5318 determine if the address needs to be in a REG.
5319 (bfin_handle_longcall_attribute): New function.
5320 (bfin_attribute_table): Add "longcall" and "shortcall".
5321 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5322 (CUMULATIVE_ARGS): New member call_cookie.
5323 (PREDICATE_CODES): Add symbol_ref_operand.
5324 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5325 extra USE to the pattern.
5326 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5327 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5328 sibcall_value_insn; now the new patterns handle direct calls and the
5329 old ones indirect calls.
5330 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5332 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5334 * doc/trouble.texi: Update section on handling of empty loops.
5336 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5338 * config.gcc: Remove support for sparc-*-openbsd*,
5339 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5341 * config.host: Remove support for i860-*-sysv4* as a host.
5342 * config/i860/*, config/ip2k/*, config/ns32k/*,
5343 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5344 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5345 mention obsolete ports.
5347 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5349 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5351 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5352 of frame_pointer_rtx.
5353 (sh_expand_epilogue): Likewise.
5354 (sh_set_return_address): Likewise.
5355 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5356 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5357 offsets from FRAME_POINTER_REGNUM.
5358 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5359 (sh_register_names): Add initializer for sfp.
5360 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5361 (VALID_REGISTER_P): Likewise.
5362 (FIRST_PSEUDO_REGISTER): Update.
5363 (DWARF_FRAME_REGISTERS): Define.
5364 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5365 (HARD_FRAME_POINTER_REGNUM): Define.
5366 (FRAME_POINTER_REGNUM): Redefine.
5367 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5368 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5369 from FRAME_POINTER_REGNUM.
5370 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5371 FRAME_POINTER_REGNUM.
5372 (REG_CLASS_CONTENTS): Add sfp.
5373 (REG_ALLOC_ORDER): Likewise.
5374 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5375 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5376 of frame_pointer_rtx.
5377 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5379 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5381 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5382 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5383 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5385 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5388 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5390 Make CONSTRUCTOR use VEC to store initializers.
5391 * c-common.c (complete_array_type): Update to cope with VEC in
5393 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5394 (pp_c_constructor_elts): New function.
5395 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5396 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5397 struct constructor_stack, struct initializer_stack,
5398 constructor_elements, push_init_level, pop_init_level,
5399 add_pending_init, find_init_member, output_init_element): Update to
5400 cope with VEC in CONSTRUCTOR_ELTS.
5401 * coverage.c (build_fn_info_value, build_ctr_info_value,
5402 build_gcov_info): Likewise.
5403 * expr.c (categorize_ctor_elements_1, store_constructor,
5404 expand_expr_real_1): Likewise.
5405 * fold-const.c (fold_ternary): Likewise.
5406 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5407 gimplify_init_constructor, gimplify_expr): Likewise.
5408 * tree-dump.c (dequeue_and_dump): Likewise.
5409 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5411 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5413 * tree-sra.c (generate_element_init_1): Likewise.
5414 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5415 * tree-ssa-operands.c (get_expr_operands): Likewise.
5416 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5417 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5418 (get_initial_def_for_reduction): Likewise.
5419 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5420 value handle in annotations.
5421 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5422 tree_node_structure): Add support for constr_kind.
5423 (build_vector_from_ctor, build_constructor_single,
5424 build_constructor_from_list): New functions.
5425 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5426 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5427 Update to cope with VEC in CONSTRUCTOR_ELTS.
5428 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5429 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5430 CONSTRUCTOR_APPEND_ELT): New macros.
5431 (struct constructor_elt, struct tree_constructor): New data types.
5432 (union tree_node): Add tree_constructor field.
5433 * treestruct.def: Define TS_CONSTRUCTOR.
5434 * varasm.c (const_hash_1, compare_constant, copy_constant,
5435 compute_reloc_for_constant, output_addressed_constants,
5436 initializer_constant_valid_p, output_constant,
5437 array_size_for_constructor, output_constructor): Update to cope with
5438 VEC in CONSTRUCTOR_ELTS.
5439 * vec.h (VEC_empty, VEC_copy): New macros.
5441 2005-07-19 Devang Patel <dpatel@apple.com>
5443 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5445 2005-07-19 Richard Henderson <rth@redhat.com>
5448 * gimplify.c (gimplify_expr): Use main variant type for the temp
5449 destination for a discarded volatile read.
5450 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5451 casts between non-void types that change volatility.
5453 2005-07-15 DJ Delorie <dj@redhat.com>
5455 * toplev.h: Add comment about the first parameter for warning().
5456 * errors.h: Likewise.
5458 * c.opt (Wpragmas): New.
5459 * doc/invoke.texi: Document it.
5461 * function.c (do_warn_unused_parameter): Add warning control to
5463 * c-decl.c (warn_if_shadowing): Likewise.
5464 * c-lex.c (cb_def_pragma): Likewise.
5465 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5466 (pop_alignment): Likewise.
5467 (handle_pragma_pack): Likewise.
5468 (apply_pragma_weak): Likewise.
5469 (handle_pragma_weak): Likewise.
5470 (handle_pragma_redefine_extname): Likewise.
5471 (add_to_renaming_pragma_list): Likewise.
5472 (handle_pragma_extern_prefix): Likewise.
5473 (maybe_apply_renaming_pragma): Likewise.
5474 (handle_pragma_visibility): Likewise.
5476 * config/c4x/c4x-c.c (BAD): Likewise.
5477 (c4x_parse_pragma): Likewise.
5478 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5479 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5480 (rs6000_pragma_longcall): Likewise.
5481 * config/v850/v850-c.c (pop_data_area): Likewise.
5482 (ghs_pragma_section): Likewise.
5483 (ghs_pragma_section): Likewise.
5484 (ghs_pragma_interrupt): Likewise.
5485 (ghs_pragma_starttda): Likewise.
5486 (ghs_pragma_startsda): Likewise.
5487 (ghs_pragma_startzda): Likewise.
5488 (ghs_pragma_endtda): Likewise.
5489 (ghs_pragma_endsda): Likewise.
5490 (ghs_pragma_endzda): Likewise.
5492 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5493 Kenneth Zadeck <zadeck@naturalbridge.com>
5495 * Makefile.in: Removed tree-promote-statics.c
5496 * tree-promote-statics.c: Removed.
5497 * common.opt: Removed flag-promote-statics.
5499 * passes.c: Removed tree-promote-statics pass.
5500 * tree-pass.h: Ditto.
5501 * timevar.def: Removed TV_PROMOTE_STATICS.
5504 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5506 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5508 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5510 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5513 * c-common.c (check_function_arguments): Call
5514 'check_function_format' if either -Wformat or
5515 -Wmissing-format-attribute are specified.
5516 * c-format.c (check_function_format): Check -Wformat before
5517 calling 'check_format_info'.
5518 * c-opts.c (c_common_post_options): Don't warn for
5519 -Wmissing-format-attribute without -Wformat.
5520 * c-typeck.c (convert_for_assignment): Detect additional cases for
5521 -Wmissing-format-attribute.
5522 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5525 2005-07-19 Richard Guenther <rguenther@suse.de>
5527 * config/i386/i386.md (lrint<mode>2): Use temporary
5528 instead of clobbering non-existent memory.
5530 2005-07-19 Nick Clifton <nickc@redhat.com>
5532 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5533 statement to avoid displaying ASCII control characters.
5535 2005-07-19 Ben Elliston <bje@au.ibm.com>
5537 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5538 * cfganal.c (find_edge_index): Ditto.
5539 * combine.c (combine_instructions): Ditto.
5540 * ddg.c (create_scc): Ditto.
5541 (find_successors): Ditto.
5542 (find_predecessors): Ditto.
5543 (find_nodes_on_paths): Ditto.
5544 (longest_simple_path): Ditto.
5545 * flow.c (update_life_info): Ditto.
5546 (count_or_remove_death_notes): Ditto.
5547 (clear_log_links): Ditto.
5548 * modulo-sched.c (generate_reg_moves): Ditto.
5549 (find_max_asap): Ditto.
5550 (find_max_hv_min_mob): Ditto.
5551 (find_max_dv_min_mob): Ditto.
5552 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5553 * sched-rgn.c (extract_edgelst): Ditto.
5554 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5555 (dump_update_ssa): Ditto.
5556 (ssa_names_to_replace) Ditto.
5557 (switch_virtuals_to_full_rewrite): Ditto.
5558 (update_ssa): Ditto.
5559 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5561 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5563 Fix PR tree-optimization/22483
5565 * tree-complex.c (create_components): Use
5566 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5567 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5568 * tree-flow.h (safe_referenced_var_iterator): New structure.
5569 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5570 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5571 safe_referenced_var iterator.
5572 (add_type_alias): Ditto.
5574 2005-07-19 Steven Bosscher <stevenb@suse.de>
5576 * loop-init.c (rest_of_handle_loop2): Remove.
5577 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5578 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5579 (pass_rtl_loop_init, pass_rtl_loop_done,
5580 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5581 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5582 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5583 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5584 pass_tree_loop_done, and pass_tree_unswitch.
5585 (gate_loop): Rename to gate_tree_loop.
5586 * passes.c (init_optimization_passes): Update for renamed tree
5587 loop passes. Add the new loop2 passes as subpasses of loop2.
5588 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5589 Update for the renamed tree loop passes.
5591 2005-07-18 Ian Lance Taylor <ian@airs.com>
5594 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5595 blocks when optimizing.
5597 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5599 * common.opt (frename-registers): Initialize to 2.
5601 (fgcse-after-reload): Ditto.
5602 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5603 (process_options): Only change flag_web, flag_rename_registers,
5604 and flag_rerun_cse_after_loop if not explicitly set by user.
5606 2005-07-18 Jan Beulich <jbeulich@novell.com>
5608 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5609 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5610 in 64-bit mode the same as DImode in 32-bit mode.
5611 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5612 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5613 mode. Add new mode parameter.
5614 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5615 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5616 x86_64_shift_adj): New expanders.
5617 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5618 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5620 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5621 DImode shift splitters.
5622 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5623 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5626 2005-07-18 Jan Beulich <jbeulich@novell.com>
5628 * i386.md (movdi_extzv_1): New.
5629 (zero_extendhidi2): Combine alternatives and never force use of
5631 (zero_extendqidi2): Likewise. Don't restrict input selection.
5633 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5635 Fix PR tree-optimization/22531
5636 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5639 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5641 * tree-promote-statics.c (pass_promote_statics): Change dump file
5644 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5646 * tree-optimize.c (init_tree_optimization_passes): Add
5647 pass_eliminate_useless_stores pass.
5648 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5649 * tree-ssa-pre.c (is_copy_stmt): New function.
5650 (follow_copies_till_vuse): Ditto.
5651 (do_eustores): Ditto.
5652 (gate_eustores): Ditto.
5654 2005-07-16 Richard Henderson <rth@redhat.com>
5656 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5658 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5659 Kenneth Zadeck <zadeck@naturalbridge.com>
5661 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5662 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5663 ipa-type-escape.h, tree-promote-statics.c
5664 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5665 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5666 tree-promote-statics.c: new files.
5667 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5668 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5669 int nonlocal_set_p, mark_constant_function): Deleted.
5670 (rest_of_handle_cfg): Removed call to mark_constant_function.
5671 (nonoverlapping_component_refs_p): Added calls to support
5672 type based aliasing.
5673 * tree-ssa-alias.c (may_alias_p,
5674 compute_flow_insensitive_aliasing): Ditto.
5675 * calls.c (flags_from_decl_or_type): Removed reference to
5677 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5678 too many arguments. This is necessary for Spec 2000.
5679 * cgraph.h (const_function, pure_function): Removed.
5680 * common.opt: Added "fipa-pure-const", "fipa-reference",
5681 "fipa-type-escape", and "ftree-promote-static".
5683 * passes.c: Added ipa and tree-promote-statics passes.
5684 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5685 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5686 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5687 * tree-flow.h: Added exposed sra calls and addition of
5688 reference_vars_info field for FUNCTION_DECLS.
5689 * tree-pass.h: Added passes.
5690 * tree-sra.c: (sra_init_cache): New function.
5691 (sra_insert_before, sra_insert_after) Made public.
5692 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5694 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5695 aliasing. (may_alias_p): Added code to use type escape analysis to
5697 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5698 code to prune clobbers of static variables based on information
5699 produced in ipa-reference pass. Changed call clobbering so that
5700 statics are not marked as clobbered if the call does not clobber
5703 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5705 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5708 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5710 * doc/install.texi (*-*-solaris2*): Document recommended version
5711 of GNU binutils and mention GNU linker problem on Solaris 10.
5713 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5716 * c-decl.c (c_build_bitfield_integer_type): New function.
5717 (finish_struct): Call it.
5718 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5720 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5722 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5725 2005-07-16 Jan Hubicka <jh@suse.cz>
5727 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5728 (scale_bbs_frequencies_int): Watch roundoff errors.
5729 * predict.c (return_prediction): Initialize return_stmt.
5731 2005-07-16 Jan Hubicka <jh@suse.cz>
5733 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5734 after RTL profiling.
5736 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5739 * fold-const.c (build_range_check): Convert high/low to etype
5740 if we are only comparing against exp.
5742 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5744 Fix PR tree-optimization/22376
5745 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5747 (need_to_solve): New function.
5748 (compute_points_to_sets): Use it.
5750 2005-07-15 Jan Hubicka <jh@suse.cz>
5752 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5753 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5755 2005-07-15 Richard Guenther <rguenther@suse.de>
5757 * c-common.c (handle_flatten_attribute): New function.
5758 Add flatten function attribute.
5759 * doc/extend.texi: Document flatten function attribute.
5760 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5761 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5763 (cgraph_decide_inlining): Handle functions with flatten
5766 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5768 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5769 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5770 UNSPEC_XCHG, UNSPEC_AND): New.
5771 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5772 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5773 * config/rs6000/sync.md (FETCHOP): New code macro.
5774 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5776 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5777 (sync_compare_and_swap<mode>): Same.
5778 (sync_lock_test_and_set<mode>): Same.
5779 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5780 for QImode and HImode, and not PPC405.
5781 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5782 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5783 (sync_<fetchop>{si,di}_internal): New.
5784 (sync_nand{si,di}_internal): New.
5785 (sync_old_<fetchop>{si,di}_internal): New.
5786 (sync_old_nand{si,di}_internal): New
5787 (sync_new_<fetchop>{si,di}_internal): New.
5788 (sync_new_nand{si,di}_internal): New.
5789 (atomic_and{si,di}): New.
5790 (sync_new_nand{si,di}_internal): New.
5791 (atomic_and{si,di}): New.
5792 (sync_add<mode>_internal): Delete.
5793 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5794 (sync_sub<mode>_internal): Delte.
5795 (sync_subshort_internal): New.
5796 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5797 (sync_anddi_internal): Delete.
5798 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5799 (sync_booldi_internal): Delete.
5800 (sync_boolc<mode>_internal): Delete.
5801 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5802 (sync_boolc<mode>_internal2): Delete.
5803 (sync_boolcc<mode>_internal): Delete.
5804 (isync, lwsync): Use unspec instead of unspec_volatile.
5805 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5806 Revert UNSPEC_VOLATILE.
5807 (rs6000_split_atomic_op): New.
5808 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5810 2005-07-14 Eric Christopher <echristo@redhat.com>
5812 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5813 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5815 2005-07-14 Eric Christopher <echristo@redhat.com>
5817 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5819 2005-07-14 Steven Bosscher <stevenb@suse.de>
5821 PR tree-optimization/22230
5822 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5823 the computation of the four cross productions for "range op range".
5825 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5826 Ulrich Weigand <uweigand@de.ibm.com>
5829 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5832 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5834 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5836 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5838 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5840 2005-07-14 Richard Guenther <rguenther@suse.de>
5843 * config/i386/i386-protos.h (ix86_function_value): Change
5844 prototype to match new target hook.
5845 * config/i386/i386.c (ix86_value_regno): Change prototype
5846 to take extra type argument.
5847 (TARGET_FUNCTION_VALUE): Define.
5848 (ix86_function_ok_for_sibcall): Pass extra argument to
5849 ix86_value_regno, check return slot rtx for exact match.
5850 (ix86_function_value): Take extra parameter. Dispatch to
5851 ix86_value_regno with fndecl/fntype as provided.
5852 (ix86_value_regno): Handle extra type argument.
5853 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5855 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5856 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5857 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5858 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5859 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5861 2005-07-14 Richard Guenther <rguenther@suse.de>
5863 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5864 * calls.c (expand_call): Pass fntype to hard_function_value.
5865 (emit_library_call_value_1): Likewise.
5866 * explow.c: Include target.h.
5867 (hard_function_value): Take extra argument, the fntype.
5868 Use new target hook for function_value.
5869 * expr.h (hard_function_value): Change prototype.
5870 * function.c (aggregate_value_p): Pass 0 as fntype to
5871 hard_function_value.
5872 (assign_parms): Use new target hook for function_value.
5873 Pass 0 as fntype to hard_function_value.
5874 (expand_function_end): Likewise.
5875 * reg-stack.c: Include target.h.
5876 (stack_result): Use new target hook for function_value.
5877 * target-def.h: New target hook function_value.
5878 * target.h: Likewise.
5879 * targhooks.c (default_function_value): New function.
5880 * targhooks.h (default_function_value): Declare.
5882 2005-07-13 Ian Lance Taylor <ian@airs.com>
5884 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5886 2005-07-14 Jan Hubicka <jh@suse.cz>
5888 * tree-dfa.c (dump_variable): Use default_def function.
5889 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5890 * tree-ssa.c (verify_use): Likewise.
5891 * tree-ssanames.c (release_ssa_name): Likewise.
5892 * tree-tailcall.c (eliminate_tail_call): Likewise.
5893 (tree_optimize_tail_calls_1): Likewise.
5894 * tree-vrp.c (get_value_range): Likewise.
5896 2005-07-14 Ben Elliston <bje@au.ibm.com>
5898 * gcc.c (main): Compare language[0] with '*' when iterating over
5901 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5903 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5904 "s390_emit_compare". Add handling of CCZ1mode.
5905 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5906 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5908 (s390_branch_condition_mask): Add CCZ1mode handling.
5909 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5910 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5911 Use CCZ1mode instead of CCZmode.
5912 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5914 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5916 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5918 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5920 2005-07-13 Eric Christopher <echristo@redhat.com>
5922 * config/mips/mips.c (mips_canonicalize_comparison): New.
5923 (mips_emit_int_relational): Use.
5925 2005-07-13 Eric Christopher <echristo@redhat.com>
5927 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5929 * config/s390/s390.md: Include tpf.md. Move tpf specific
5931 * config/s390/tpf.md: To here.
5932 * config/s390/s390.opt: Move tpf specific options...
5933 * config/s390/tpf.opt: to here. Add mmain option.
5934 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5935 * config/s390/tpf.h: Rewrite.
5937 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5939 * doc/tm.texi: Remove @xref{Cross-profiling}.
5941 2005-07-13 Jeff Law <law@redhat.com>
5943 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5944 expressions, test their _DECL operands for pointer equality rather
5945 than using operand_equal_p.
5947 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5949 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5950 (TARGET_POSIX_IO): This.
5951 * config/darwin.h: Likewise.
5952 * config/freebsd.h: Likewise.
5953 * config/linux.h: Likewise.
5954 * config/lynx.h: Likewise.
5955 * config/netbsd.h: Likewise.
5956 * config/rs6000/linux64.h: Likewise.
5957 * config/rs6000/linux.h: Likewise.
5958 * config/s390/tpf.h: Likewise.
5959 * config/sh/embed-elf.h: Likewise.
5960 * config/sparc/linux64.h: Likewise.
5961 * config/sparc/linux.h: Likewise.
5962 * config/svr4.h: Likewise.
5963 * gcov-io.h: Likewise.
5965 * doc/tm.texi: Updated.
5967 * libgcov.c (create_file_directory): Defined only if
5968 TARGET_POSIX_IO is defined.
5969 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5972 2005-07-13 Jan Hubicka <jh@suse.cz>
5974 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5976 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5978 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5979 structure as argument.
5981 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5983 PR tree-optimization/21921
5984 * tree-iterator.c (tsi_link_before): Support the case when
5985 tsi_end_p (tsi) == true.
5987 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5989 PR tree-optimization/22442
5990 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5993 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5995 PR rtl-optimization/20376
5996 * toplev.c (process_options): Enable -fweb and -frename-registers when
5998 * doc/invoke.texi: Update the information about when -fweb and
5999 -frename-registers are enabled.
6001 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6004 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6005 if *rhs_p is not a SSA_NAME.
6007 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6009 Fix PR tree-optimization/22422
6010 * tree-ssa-structalias.c (struct variable_info): Add flag for
6012 (get_varinfo): Now a static function.
6013 (new_varinfo): init has_union and is_special_var to false.
6014 (solution_set_add): Check has_union.
6015 (do_da_constraint): Move temporary variable so it gets reset
6017 Also check for special variable.
6018 (do_ds_constraint): Ditto.
6019 (do_sd_constraint): Ditto.
6020 (do_structure_copy): Check for special variable.
6021 (find_func_aliases): Ditto.
6022 (init_base_vars): Set special vars properly.
6024 2005-07-13 Jan Hubicka <jh@suse.cz>
6026 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6029 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6030 (get_expr_operands): Fix thinko wrt flags and subvars.
6032 PR tree-optimize/22379
6033 * tree-inline.c (expand_call_inline): Do not output sorry in early
6036 2005-07-12 Dale Johannesen <dalej@apple.com>
6038 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6040 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6043 * host-linux.h: Include limits.h.
6045 2005-07-12 Dale Johannesen <dalej@apple.com>
6047 * expr.c (compress_float_constant): Add cost check.
6048 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6050 2005-07-12 Dale Johannesen <dalej@apple.com>
6052 * gcc.target/i386/compress-float-sse.c: New.
6053 * gcc.target/i386/compress-float-sse-pic.c: New.
6054 * gcc.target/i386/compress-float-387.c: New.
6055 * gcc.target/i386/compress-float-387-pic.c: New.
6056 * gcc.dg/compress-float-ppc.c: New.
6057 * gcc.dg/compress-float-ppc-pic.c: New.
6059 2005-07-12 Eric Christopher <echristo@redhat.com>
6061 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6063 * config/s390/s390.md: Include tpf.md. Move tpf specific
6065 * config/s390/tpf.md: To here.
6066 * config/s390/s390.opt: Move tpf specific options...
6067 * config/s390/tpf.opt: to here. Add mmain option.
6068 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6069 * config/s390/tpf.h: Rewrite.
6071 2005-07-12 Eric Christopher <echristo@redhat.com>
6073 * gcc.c (struct infile): Update comment for language.
6074 (main): Rewrite input file resetting code.
6076 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6079 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6080 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6081 (lookup_avail_expr): Use constant_boolean_node instead
6082 of boolean_false_node/boolean_true_node.
6084 2005-07-12 Ben Elliston <bje@au.ibm.com>
6086 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6087 and use it when printing num_edges.
6089 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6091 * doc/extend.texi (Blackfin Built-in Functions): New section.
6092 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6095 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6097 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6098 s/cmpstrsi/cmpstrnsi
6099 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6101 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6102 (init_optabs): Initialize cmpstrn_optab.
6103 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6104 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6105 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6106 * config/i386/i386.md: s/cmpstr/cmpstrn
6107 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6108 * doc/md.texi: Update documentation.
6110 2005-07-11 Richard Henderson <rth@redhat.com>
6112 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6113 build_va_arg_indirect_ref.
6114 (alpha_gimplify_va_arg): Likewise.
6115 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6116 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6117 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6118 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6119 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6120 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6122 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6124 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6126 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6127 * passes.c (init_optimization_passes): Add pass_empty_loop.
6128 * tree-pass.h (pass_empty_loop): Declare.
6129 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6130 try_remove_empty_loop, remove_empty_loops): New functions.
6131 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6132 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6134 2005-07-12 Peter Barada <peter@the-baradas.com>
6138 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6139 in address registers.
6140 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6141 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6142 alternative of addsi3_5200.
6144 2005-07-11 Ian Lance Taylor <ian@airs.com>
6146 * config/mips/mips.md (ffs<mode>2): Remove.
6148 2005-07-11 Ian Lance Taylor <ian@airs.com>
6150 * doc/tree-ssa.texi (Cleanups): Improve description of
6152 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6154 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6156 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6157 * tree.h (DECL_ARGUMENT_FLD): New macro.
6159 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6161 Fix PR tree-optimization/22404
6163 * tree-ssa-structalias.c (create_variable_info_for): Use
6166 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6168 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6169 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6170 for second comparison operand.
6171 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6173 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6174 (define_insn_reservation "alu"): Likewise.
6175 (csync, ssync): Now of type sync.
6176 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6177 -mcsync-anomaly -mspecld-anomaly.
6178 * config/bfin/bfin.opt (mcsync): Remove.
6179 (mcsync-anomaly, mspecld-anomaly): Add.
6180 * config/bfin/bfin.c: Include "insn-codes.h".
6181 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6182 (TARGET_DEFAULT_TARGET_FLAGS): New.
6183 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6185 2005-07-11 Steven Bosscher <stevenb@suse.de>
6187 * basic-block.h: Give the BB flags enum a name, bb_flags.
6188 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6189 * cfgcleanup.c (enum bb_flags): Remove here.
6190 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6191 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6192 (update_forwarder_flag): Likewise.
6193 (thread_jump): Likewise.
6194 (try_forward_edges): Likewise.
6195 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6196 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6197 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6199 2005-07-11 Richard Guenther <rguenther@suse.de>
6201 * config/i386/i386.opt: New target option -msseregparm.
6202 * config/i386/i386.c (override_options): Error out for
6203 -msseregparm but no SSE support.
6204 (ix86_function_sseregparm): Check for global sseregparm.
6205 * doc/invoke.texi: Document -msseregparm.
6207 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6209 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6210 (m32rle-*-linux*): Ditto.
6212 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6214 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6215 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6218 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6222 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6223 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6225 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6227 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6228 (varmap): Heapify varmap.
6229 (constraints): Heapify constraints.
6230 (struct constraint_graph): Heapify succs and preds.
6231 (constraint_vec_find): Update for heapification.
6232 (constraint_set_union): Ditto.
6233 (insert_into_complex): Ditto.
6234 (constraint_edge_vec_find): Ditto.
6235 (erase_graph_self_edge): Ditto.
6236 (add_graph_edge): Ditto.
6237 (get_graph_weights): Ditto.
6238 (merge_graph_nodes): Ditto.
6239 (build_constraint_graph): Ditto.
6240 (topo_visit): Ditto.
6241 (solve_graph): Ditto.
6242 (create_variable_info_for): Ditto.
6243 (init_base_vars): Ditto.
6244 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6245 (condese_varmap_nodes): Free complex vector.
6246 (clear_edges_for_node): Clear succs and preds vector.
6248 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6250 * tree-ssa-structalias.c (update_alias_info): Change counting of
6251 references to not include vdefs.
6253 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6255 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6258 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6260 * pa.c (pa_commutative_p): Make PLUS commutative when
6261 TARGET_NO_SPACE_REGS is true.
6263 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6265 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6266 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6267 * tree-dfa.c (dump_subvars_for): New.
6268 (debug_subvars_for): New.
6269 (dump_variable): Show subvariables if VAR has them.
6270 * tree-flow-inline.h (get_subvar_at): New.
6271 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6272 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6274 (struct subvar): Change fields offset and size to unsigned
6276 (dump_subvars_for): Declare.
6277 (debug_subvars_for): Declare.
6278 (get_subvar_at): Declare.
6279 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6280 to unsigned HOST_WIDE_INT *.
6281 (overlap_subvar): Likewise.
6282 * tree-gimple.c (is_gimple_reg): Always return false for
6283 SFTs and memory tags.
6284 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6286 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6287 (compute_may_aliases): Call compute_points_to_sets.
6288 (collect_points_to_info_for): Remove.
6289 (compute_points_to_and_addr_escape): Remove.
6290 (delete_alias_info): Call delete_points_to_sets.
6291 (compute_flow_sensitive_aliasing): If the call to
6292 find_what_p_points_to returns false, call set_pt_anything.
6293 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6294 (set_pt_anything): Clear pi->pt_vars.
6295 (set_pt_malloc): Remove.
6296 (merge_pointed_to_info): Remove.
6297 (add_pointed_to_expr): Remove.
6298 (add_pointed_to_var): Remove.
6299 (collect_points_to_info_r): Remove.
6300 (is_escape_site): Make extern.
6302 (create_overlap_variables_for): Call it.
6303 * tree-ssa-copy.c (merge_alias_info): Never merge
6304 flow-sensitive alias information.
6305 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6306 offset and size to be unsigned HOST_WIDE_INT.
6307 (add_to_addressable_set): Rename from note_addressable.
6308 Set TREE_ADDRESSABLE as the variables are added to the set.
6310 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6311 operands into VUSEs when adding V_MAY_DEFs for members in an
6313 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6314 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6315 (struct variable_info): Add bitfield is_heap_var.
6316 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6317 (new_var_info): Initialize is_heap_var.
6318 (get_constraint_for): Add HEAP variables to the symbol table.
6319 Mark them with is_heap_var.
6320 (update_alias_info): New. Taken mostly from the old
6321 compute_points_to_and_addr_escape.
6322 (handle_ptr_arith): New.
6323 (find_func_aliases): Call update_alias_info.
6324 Call handle_ptr_info for tcc_binary expressions.
6325 Call mark_stmt_modified.
6326 (create_variable_info_for): If DECL has subvars, do not create
6327 variables for its subvars. Always add all the fields.
6328 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6329 SFTs, then add all the SFTs of the structure.
6330 If VI->DECL is an aggregate with subvariables, add the SFT at
6332 (find_what_p_points_to): If VI is an artificial variable,
6333 translate to bitfields in SSA_NAME_PTR_INFO.
6334 If the solution is empty, set pi->pt_vars to NULL
6335 (init_base_vars): Create ANYOFFSET.
6336 (compute_points_to_sets): Rename from create_alias_vars.
6338 (pass_build_pta): Remove.
6339 (delete_points_to_sets): Rename from delete_alias_vars.
6340 (pass_del_pta): Remove.
6341 * tree-ssa-structalias.h (struct alias_info): Move from
6343 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6344 NUM_REFERENCES_SET): Likewise.
6345 (compute_points_to_sets, delete_points_to_sets): Declare.
6347 2005-07-09 Richard Henderson <rth@redhat.com>
6349 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6350 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6351 alpha_split_lock_test_and_set_12): New functions.
6352 * config/alpha/alpha-protos.h: Update.
6353 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6354 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6355 * config/alpha/sync.md (I12MODE): New.
6356 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6357 (sync_<fetchop_name><I48MODE>): Likewise.
6358 (sync_nand<I48MODE>): Likewise.
6359 (sync_old_<fetchop_name><I48MODE>): Likewise.
6360 (sync_new_<fetchop_name><I48MODE>): Likewise.
6361 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6362 (sync_compare_and_swap<I48MODE>): Likewise.
6363 (sync_lock_test_and_set<I48MODE>): Likewise.
6364 (sync_compare_and_swap<I12MODE>): New.
6365 (sync_compare_and_swap<I12MODE>_1): New.
6366 (sync_lock_test_and_set<I12MODE>): New.
6367 (sync_lock_test_and_set<I12MODE>_1): New.
6369 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6373 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6375 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6377 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6378 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6380 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6383 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6385 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6387 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6388 memory_operand constraint.
6389 (store_conditional_<mode>): Same.
6390 (sync_compare_and_swap<mode>): Same.
6391 (sync_lock_test_and_set<mode>): Same.
6393 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6395 Rewrite PIC support to more closely model actual instructions.
6396 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6397 (cris_symbol): Remove prototypes for removed functions.
6398 (cris_pic_symbol_type_of, cris_valid_pic_const)
6399 (cris_expand_pic_call_address): Prototypes for new functions.
6400 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6402 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6404 <case ':'>: Add case for new punctuation character.
6405 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6406 emitting (extra) PIC modifier.
6407 <case UNSPEC>: Do not assert for PLT.
6408 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6409 (cris_expand_prologue, cris_expand_epilogue): Check
6410 for pic_offset_table_rtx usage instead of taking
6411 current_function_uses_pic_offset_table as the final word.
6412 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6413 Remove flag_pic difference.
6414 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6415 the moral equivalents of...
6416 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6418 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6419 (cris_handle_option): Mark ARG as unused.
6420 (cris_expand_pic_call_address): New worker function for "call",
6422 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6423 output PIC constructs here.
6424 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6425 as symbol-specific modifers, not whole or part of operands.
6426 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6427 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6428 constants and flag_pic.
6429 (CONSTANT_INDEX_P): Adjust for new functions.
6430 (enum cris_pic_symbol_type): New helper type.
6431 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6432 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6433 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6435 ("movsi"): Emit actual instructions for GOT and relative access.
6436 ("*movsi_got_load"): New pattern to set up the register holding
6438 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6439 Adjust FIXME for 'S'.
6440 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6441 Use "movs" for -fpic cases.
6442 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6443 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6444 ("call", "call_value"): Just call cris_expand_pic_call_address for
6446 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6447 Remove special pattern.
6448 ("*expanded_call_side", "*expanded_call_value_side"): New
6450 (gotplt-to-plt, gotplt-to-plt-side-call)
6451 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6453 * config/cris/cris/predicates.md
6454 ("cris_general_operand_or_gotless_symbol"): Remove unused
6456 ("cris_general_operand_or_symbol"): Adjust for new functions.
6458 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6460 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6462 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6464 * Makefile.in (TREE_H): Add treestruct.def.
6465 (c-decl.o): Add pointer-set.h
6466 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6467 visibility on regular DECL's.
6468 (merge_decls): Fix the copying of decl nodes of various types for
6469 the new structures. Don't update RTL, section name, weak status,
6470 etc, on DECL's without RTL.
6471 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6472 Don't check volatile on non-variable types.
6473 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6474 to check whether we have seen arguments.
6475 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6476 flag is checked before field (flag is common, field is not).
6477 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6478 TS_DECL_COMMON could have an origin.
6479 (add_location_or_const_value_attribute): Don't check section name
6480 on non-var/function decls.
6481 (dwarf2out_var_location): Reverse order of tests.
6482 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6483 with DECL_WRTL_CHECK.
6484 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6485 * fold-const.c (fold_binary): Don't check weakness on
6486 non-var/function decls.
6487 (tree_expr_nonzero_p): Ditto.
6488 (fold_checksum_tree): Use tree_decl_extra as sizeof
6490 * ggc-page.c (extra_order_size_table): Add sizes for
6491 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6493 * gimplify.c (gimplify_bind_expr): Only set
6494 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6495 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6497 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6498 * langhooks.h (init_ts). New langhook.
6499 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6500 * print-tree.c (print_node): Update to only print fields that
6501 exist in the structures the passed decl has.
6502 * toplev.c (wrapup_global_declarations): Don't reset
6503 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6504 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6505 * tree-inline.c (remap_decl): Ditto.
6506 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6507 * tree-pretty-print.c (print_declaration): Don't print
6508 DECL_REGISTER on things that don't contain it.
6509 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6510 non-var/function decls.
6511 * tree.c (tree_contains_struct): New structure.
6512 (init_priority_for_decl): New hashtable.
6513 (tree_int_map): New structure.
6514 (tree_int_map_eq): New function.
6515 (tree_int_map_marked_p): Ditto.
6516 (tree_int_map_hash): Ditto.
6517 (tree_map): Move to tree.h.
6518 (tree_map_eq): Externalize.
6519 (tree_map_hash): Ditto.
6520 (tree_map_marked_p): Ditto.
6521 (init_ttree): Set up tree_contains_struct and call langhook.
6522 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6523 (tree_code_size): Update for new structures.
6524 (tree_node_structure): Update for new structures.
6525 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6527 (copy_node_stat): Copy init priority.
6528 (build_decl_stat): Ditto for visibility.
6529 (ts_enum_names): New.
6530 (tree_contains_struct_check_failed): New function.
6531 (decl_init_priority_lookup): Ditto.
6532 (decl_init_priority_insert): Ditto.
6533 * treestruct.def: New file.
6534 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6535 (CONTAINS_STRUCT_CHECK): Ditto.
6536 (tree_contains_struct_check_failed): New prototype.
6537 (DECL_CHECK): Removed.
6538 (DECL_MINIMAL_CHECK): New.
6539 (DECL_COMMON_CHECK): Ditto.
6540 (DECL_WRTL_CHECK): Ditto.
6541 (DECL_NON_COMMON_CHECK): Ditto.
6542 (DECL_WITH_VIS_CHECK): Ditto.
6543 (VAR_OR_FUNCTION_DECL_P): Ditto
6544 (struct tree_decl_minimal): New structure.
6545 (struct tree_decl_common): Ditto.
6546 (struct tree_decl_with_rtl): Ditto.
6547 (struct tree_decl_with_vis): Ditto.
6548 (struct tree_decl_non_common): Ditto.
6549 (struct tree_field_decl): Ditto.
6550 (struct tree_parm_decl): Ditto.
6551 (struct tree_var_decl): Ditto.
6552 (struct tree_function_decl): Ditto.
6553 (struct tree_const_decl): Ditto.
6554 (struct tree_result_decl): Ditto.
6555 (union tree_node): Add new structures.
6556 * var-tracking.c (track_expr_p): Reverse order of tests.
6558 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6560 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6562 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6563 * system.h: Poison FINALIZE_PIC.
6564 * doc/tm.texi (FINALIZE_PIC): Remove.
6566 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6569 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6570 to the correct type if we have a MODIFY_EXPR.
6572 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6574 PR tree-optimization/22360
6575 * tree.c (upper_bound_in_type): Fix calculations for casting
6576 to a non-wider signed type and casting a signed value to a
6577 wider unsigned type.
6578 (lower_bound_in_type): Fix calculations for casting to a
6579 non-wider signed type.
6581 PR tree-optimization/20139
6582 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6584 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6585 fold_cond_expr_cond.
6586 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6587 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6589 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6592 * tree-complex.c (expand_complex_libcall): Produce
6593 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6595 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6597 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6598 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6599 b" assert and inserted fastpath code for this case.
6600 (bitmap_ior): Removed "a != b" assert.
6602 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6604 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6605 (ENDFILE_SPEC): Likewise.
6606 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6608 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6609 a large stack frame at epilogue.
6611 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6613 * final.c: Include sdbout.h when required.
6615 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6617 * config.gcc (*-*-darwin*): Only one target-specific header file
6619 (powerpc-*-darwin*): Add version-specific header files.
6620 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6621 * config.in: Regenerate.
6622 * configure: Regenerate.
6623 * gcc.c: Include xregex.h.
6624 (version_compare_spec_function): New.
6625 (spec_function): Add version-compare.
6626 (replace_outfile_spec_function): Reformat comment.
6627 (compare_version_strings): New.
6628 * config/darwin-c.c (version_as_macro): New.
6629 (builtin_define): New.
6630 (darwin_cpp_builtins): New.
6631 * config/darwin-protos.h (darwin_cpp_builtins): New.
6632 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6633 (LIB_SPEC): Make unconditional, update comment.
6634 (TARGET_C99_FUNCTIONS): Define.
6635 * config/darwin.opt: Sort.
6636 (mmacosx-version-min=): New.
6637 * config/darwin7.h: Delete.
6638 * config/darwin8.h: Delete.
6639 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6640 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6641 (TARGET_C99_FUNCTIONS): Define.
6642 * config/rs6000/darwin7.h: New.
6643 * config/rs6000/darwin8.h: New.
6644 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6645 (-mmacosx-version-min): Document.
6647 2005-07-07 Ian Lance Taylor <ian@airs.com>
6649 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6651 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6654 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6656 2005-07-07 Khem Raj <kraj@mvista.com>
6658 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6659 in bytes, not words.
6661 2005-07-07 Paul Brook <paul@codesourcery.com>
6663 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6664 DEFAULT_FUNCTION_ARG_PADDING to upward.
6666 2005-07-07 Richard Henderson <rth@redhat.com>
6668 * function.c (locate_and_pad_parm): Record parameter alignment in
6669 stack_alignment_needed.
6671 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6673 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6674 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6675 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6676 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6677 (define_attr "type"): Add isync, sync, load_l, store_c.
6678 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6679 Create scratch volatile MEM.
6680 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6682 (load_locked_<mode>): New.
6683 (store_conditional_<mode>): New.
6684 (sync_compare_and_swap<mode>): Replace with splitter.
6685 (sync_lock_test_and_set<mode>): Replace with splitter.
6686 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6688 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6689 is ics. Attribute isync.
6690 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6692 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6693 and UNSPECV_SYNC_OP.
6694 (emit_unlikely_jump): New.
6695 (emit_load_locked): New.
6696 (emit_store_conditional): New.
6697 (rs6000_split_compare_and_swap): New.
6698 (rs6000_split_lock_test_and_set): New.
6699 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6700 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6701 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6702 rs6000_split_lock_test_and_set): Declare.
6703 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6704 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6705 store_c, isync, sync.
6707 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6709 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6710 filenames to gtyp-gen.h.
6711 (s-typ-gen): Use it in place of for loops.
6713 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6715 * hooks.c (hook_bool_rtx_int_false): New function.
6716 * hooks.h (hook_bool_rtx_int_false): Declare.
6717 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6718 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6719 * target.h (struct gcc_target): Add commutative_p member.
6720 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6721 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6722 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6723 (pa_commutative_p): New function.
6724 * jump.c (target.h): Include.
6725 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6726 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6728 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6730 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6731 (s390_expand_setmem): New.
6732 * config/s390/s390.c: Likewise.
6733 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6735 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6736 general_operand. Call new function "s390_expand_setmem".
6737 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6738 ("setmem_long", "*setmem_long"): ... this.
6740 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6742 * config/s390/s390.c: (optimization_options): Enable
6743 TARGET_MVCLE at -Os.
6744 * doc/invoke.texi: Document changes in default behaviour.
6745 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6747 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6749 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6750 defined by back-end.
6752 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6754 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6755 all sets in the pattern.
6756 * config/rs6000/rs6000.md (stack_protect_testsi,
6757 stack_protect_testdi): Likewise.
6759 2005-07-06 Jeff Law <law@redhat.com>
6761 * tree-vrp.c (simplify_using_ranges): Kill.
6762 (vrp_finalize): Remove call to simplify_using_ranges.
6763 (simplify_stmt_using_ranges): New function extracted from
6764 simplify_using_ranges.
6765 (simplify_div_or_mod_using_ranges): Likewise.
6766 (simplify_abs_using_ranges): Likewise.
6767 (simplify_cond_using_ranges): New function.
6768 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6769 * tree-ssa-propagate.c (substitute_and_fold): Call
6770 simplify_stmt_using_ranges if we have range information.
6772 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6774 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6775 ia64_flag_schedule_isns2.
6777 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6778 reading/writing general registers.
6779 (ia64_function_arg): Revert 2005-06-18 change.
6781 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6783 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6784 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6786 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6788 * function.c (expand_function_end): Revert part of 2005-06-27
6789 patch. Do sjlj_emit_function_exit_after after return_label.
6791 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6793 * doc/install.texi (--disable-libssp): New.
6795 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6797 * doc/invoke.texi: Update -fforce-mem documentation.
6798 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6799 code for -fforce-mem.
6800 * expmed.c: (store_bit_field,store_fixed_bit_field,
6801 extract_bit_field): Ditto.
6802 * expr.c: (convert_move): Ditto.
6803 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6804 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6805 emit_conditional_add,expand_float,expand_fix): Ditto.
6806 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6807 (common_handle_option): Issue warning when -fforce-mem specified.
6809 2005-07-06 Paul Brook <paul@codesourcery.com>
6811 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6813 * configure: Regenerate.
6815 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6817 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6819 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6821 Fix PR tree-optimization/22319
6822 Fix PR tree-optimization/22140
6823 Fix PR tree-optimization/22310
6825 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6826 variable sized types.
6827 Use correct type for intermediate structure on *a = *b structure
6830 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6832 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6834 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6835 (machine_function): Move typedef to...
6836 * config/rs6000/rs6000.c (machine_function): ... here. Add
6837 varargs_save_offset field.
6838 (rs6000_stack_t): Remove varargs_size field.
6839 (setup_incoming_varargs): Allocate varargs save area using
6840 assign_stack_local, try to make it as small as possible.
6841 Save offset from virtual_stack_vars_rtx to the save area
6842 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6843 instead of magic 8 when fp word byte size is used.
6844 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6845 instead of -RS6000_VARARGS_SIZE.
6846 (rs6000_stack_info, debug_stack_info,
6847 rs6000_initial_elimination_offset): Remove all traces of
6849 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6850 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6851 RS6000_VARARGS_AREA.
6853 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6855 PR tree-optimization/21963
6856 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6857 constant_multiple_of in the same way get_computation_cost_at does.
6859 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6861 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6862 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6863 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6864 and return its previous value.
6865 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6866 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6868 (stack_protect_set, stack_protect_test): New expanders.
6869 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6870 stack_protect_testdi): New insns.
6871 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6872 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6874 2005-07-06 Jeff Law <law@redhat.com>
6876 * tree-ssa-dce.c (cfg_altered): New global.
6877 (tree_dce_init): Initialize cfg_altered.
6878 (remove_dead_stmt): If we remove an edge in the CFG, then set
6880 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6883 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6885 * Makefile.in (stamp-collect-ld): Use
6886 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6887 ./collect-ld if it already exists.
6888 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6889 Don't remove ./nm if it already exists.
6891 2005-07-05 Devang Patel <dpatel@apple.com>
6893 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6894 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6895 * tree-vectorizer.c (vect_loop_location): New.
6896 (vect_print_dump_info): Use vect_loop_location.
6897 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6898 (vectorize_loops): Set vect_loop_location.
6899 * tree-vect-analyze.c (vect_analyze_offset_expr,
6900 vect_determin_vectorization_factor, vect_analyze_operations,
6901 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6902 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6903 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6904 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6905 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6906 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6907 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6908 vect_analyze_loop): Adjust vect_print_dump_info API.
6909 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6910 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6911 vect_finish_stmt_generation, vectorizable_assignment,
6912 vectorizable_operation, vectorizable_store, vectorizable_load,
6913 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6914 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6915 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6916 vect_transform_loop): Same.
6917 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6918 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6921 2005-07-05 Randolph Chung <tausq@debian.org>
6923 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6924 * configure: Regenerate.
6925 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6926 (pa_tls_referenced_p): Declare.
6927 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6928 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6929 (legitimize_tls_address): New.
6930 (hppa_legitimize_address): Handle TLS addresses.
6931 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6932 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6933 (emit_move_sequence): Handle TLS addresses.
6934 (pa_encode_section_info): Call default handler to handle common
6936 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6937 (CONSTANT_ADDRESS_P): Reject TLS operands.
6938 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6939 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6940 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6941 (UNSPEC_TLSLE): Define new constants.
6942 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6943 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6944 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6945 (tie_symbolic_operand, tle_symbolic_operand): New
6947 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6949 * aclocal.m4: Update macros for autoconf 2.59 style.
6950 * configure.ac: Likewise.
6952 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6954 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6955 (function_arg): Pass small aggregates in general registers on 32-bit
6957 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6959 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6961 * Makefile.in (final.o): Fix dependencies.
6963 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6967 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6968 * langhooks.c (lhd_expr_to_decl): New.
6969 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6971 (LANG_HOOKS_INITIALIZER): Update.
6972 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6973 expr_to_decl langhook.
6974 * c-tree.h (c_expr_to_decl): Declare.
6975 * c-typeck.c (c_expr_to_decl): New.
6976 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6978 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6980 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6983 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6984 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6986 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6988 * Makefile.in: Adjust dependencies.
6989 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6990 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6991 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6992 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6993 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6994 rest_of_compilation.
6996 * bb-reorder.c (gate_duplicate_computed_gotos,
6997 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6998 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6999 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7000 pass_partition_blocks): New.
7001 * bt-load.c (gate_handle_branch_target_load_optimize,
7002 rest_of_handle_branch_target_load_optimize,
7003 pass_branch_target_load_optimize): New.
7004 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7006 * cfglayout.c (pass_insn_locators_initialize): New.
7007 * cfgrtl.c (pass_free_cfg): New.
7008 * combine.c (gate_handle_combine, rest_of_handle_combine,
7010 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7011 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7012 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7013 * except.c (pass_set_nothrow_function_flags,
7014 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7016 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7017 rest_of_handle_shorten_branches, pass_shorten_branches,
7018 rest_of_clean_state, pass_clean_state): New.
7019 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7020 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7021 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7023 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7024 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7025 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7026 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7028 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7029 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7030 pass_rtl_ifcvt, gate_handle_if_after_combine,
7031 rest_of_handle_if_after_combine, pass_if_after_combine,
7032 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7033 pass_if_after_reload): New.
7034 * integrate.c (pass_initial_value_sets): New.
7035 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7036 pass_purge_lineno_notes): New.
7037 * mode-switching.c (rest_of_handle_mode_switching,
7038 pass_mode_switching): New.
7039 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7040 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7042 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7043 pass_loop_optimize): New.
7044 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7046 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7048 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7049 pass_postreload_cse): New.
7050 * profile.c (gate_handle_profiling, pass_profiling,
7051 rest_of_handle_branch_prob, pass_branch_prob): New.
7052 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7053 pass_split_before_regstack, gate_handle_split_before_regstack,
7054 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7055 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7056 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7057 pass_stack_regs): New.
7058 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7059 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7060 pass_stack_adjustments): New.
7061 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7062 pass_regrename): New.
7063 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7064 pass_delay_slots, gate_handle_machine_reorg,
7065 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7066 * rtl.h (extern void purge_line_number_notes): New.
7067 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7068 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7070 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7072 * value-prof.c (gate_handle_value_profile_transformations,
7073 rest_of_handle_value_profile_transformations,
7074 pass_value_profile_transformations): New.
7075 * var-tracking.c (gate_handle_var_tracking,
7076 pass_variable_tracking): New.
7077 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7079 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7080 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7081 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7082 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7083 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7084 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7085 rest_of_handle_gcse2, rest_of_handle_regmove,
7086 rest_of_handle_tracer, rest_of_handle_if_conversion,
7087 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7088 rest_of_handle_web, rest_of_handle_branch_prob,
7089 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7090 rest_of_handle_jump_bypass, rest_of_handle_combine,
7091 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7092 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7093 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7094 rest_of_handle_mode_switching, rest_of_handle_jump,
7095 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7096 rest_of_handle_flow2, rest_of_handle_jump2,
7097 rest_of_handle_peephole2, rest_of_handle_postreload,
7098 rest_of_handle_shorten_branches, rest_of_clean_state,
7099 rest_of_compilation): Remove.
7101 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7102 * passes.c (dump_flags, in_gimple_form, all_passes,
7103 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7104 register_dump_files, next_pass_1, last_verified, execute_todo,
7105 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7106 from tree-optimize.c.
7107 (init_optimization_passes): Moved from tree-optimize.c,
7108 adding the RTL optimizations.
7109 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7110 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7111 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7112 register_dump_files, next_pass_1, last_verified, execute_todo,
7113 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7114 init_tree_optimization_passes, ipa_passes): Delete.
7115 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7117 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7118 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7120 (ipa_passes): Remove.
7121 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7122 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7123 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7124 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7125 (dump_info_p, dump_flag): Moved to tree-dump.h.
7127 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7129 * passes.c (finish_optimization_passes): Use dump_begin
7130 and dump_end, TDI_end.
7131 (gate_rest_of_compilation): New.
7132 (pass_rest_of_compilation): Use it.
7133 (gate_postreload, pass_postreload): New.
7134 * toplev.c (general_init): Rename init_tree_optimization_passes.
7135 * toplev.h (init_tree_optimization_passes): Rename to
7136 init_optimizations_passes.
7137 * tree-dump.c (dump_flag): Make static.
7138 (dump_files): Remove RTL dumps.
7139 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7140 pass_cleanup_cfg, pass_free_cfg_annotations,
7141 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7142 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7143 * tree-pretty-print.c: Include tree-pass.h.
7144 * cgraph.c: Include tree-dump.h.
7146 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7148 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7149 Only fall back to saying it points to readonly memory if
7152 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7154 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7155 * config/m32r/m32r.c (m32r_compute_frame_size,
7156 m32r_expand_prologue): Take current_function_profile into
7157 account whenever we reference
7158 current_function_uses_pic_offset_table.
7159 (m32r_finalize_pic): Remove.
7160 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7162 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7164 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7165 instead of $<. Don't remove ./as if it already exists.
7167 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7170 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7171 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7172 for complex modes when generating code for PA 1.0.
7173 (VALID_FP_MODE_P): New macro.
7174 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7175 sets for all general and floating point modes. Align wide floating
7176 point modes to even register boundaries to comply with architectural
7178 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7179 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7180 (VALID_FP_MODE_P): New macro.
7181 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7182 sets for all general and floating point modes. Align wide floating
7183 point modes to even register boundaries to comply with architectural
7186 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7188 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7191 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7193 * tree-ssa-structalias.c: Don't include expr.h.
7195 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7197 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7200 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7202 Fix PR tree-optimization/22279
7204 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7207 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7209 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7211 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7213 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7214 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7215 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7216 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7217 config/stormy16/stormy16.c, config/v850/v850.c,
7218 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7219 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7220 Avoid "." or "\n" at end of diagnostics and capital letters at
7221 start of diagnostics.
7222 * combine.c, cse.c: Don't translate dump file output.
7223 * toplev.c (print_version): Only translate output if going to
7226 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7228 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7229 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7232 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7234 * pa.c (fix_range): Fix typo in comment.
7236 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7238 * tree-vrp.c (extract_range_from_assert): Replace
7239 fold (build (...)) with fold_build2.
7241 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7243 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7244 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7245 (format_types_orig, handle_format_attribute): Add support for
7248 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7250 * varasm.c (assemble_variable): Fix format specifier thinko.
7252 2005-07-03 Ira Rosen <irar@il.ibm.com>
7254 PR tree-optimization/22029 (and 22135)
7255 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7256 a phi node before calling dump_vops.
7258 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7260 * tree-dump.h (dump_string_field): Declare.
7261 * tree-dump.c: Use it instead of dump_string.
7262 (dump_string_field): Make non-static.
7264 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7266 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7267 up the minimal CFG stuff always when optimize > 0. Call
7268 split_all_insns_noflow in PIC case if needed.
7270 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7271 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7274 * c-decl.c (c_write_global_declarations): Dump contents of
7276 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7277 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7278 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7279 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7282 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7284 * c-common.h (GCC_DIAG_STYLE): Define.
7285 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7286 version for format checking to 4.1.
7287 * c-format.c: Include toplev.h after c-common.h.
7288 (enum format_type): Add gcc_tdiag_format_type.
7289 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7290 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7291 (format_types_orig): Add gcc_tdiag.
7292 (init_dynamic_diag_info): Support gcc_tdiag formats.
7293 (handle_format_attribute): Likewise.
7294 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7295 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7296 version for format checking to 4.1.
7297 (warning0, warning, error, pedwarn, sorry): Use
7299 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7300 (finish_aliases_1): Do not use %qE.
7301 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7302 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7303 Correct format bugs.
7304 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7305 parameter to unsigned HOST_WIDE_INT.
7306 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7308 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7311 * expr.c (write_complex_part): Use adjust_address for MEM.
7312 (read_complex_part): Same.
7314 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7316 Fix PR tree-optimization/22280
7318 * tree-sra.c (generate_element_init): Remove useless loop.
7320 2005-07-02 Richard Henderson <rth@redhat.com>
7322 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7324 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7326 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7329 * fold-const.c (fold_binary): Handle the return value of
7330 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7331 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7333 2005-07-02 Jeff Law <law@redhat.com>
7335 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7336 a eliminate type conversion which feeds an equality comparison
7337 if the original type or either operand in the comparison is a
7340 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7342 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7343 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7345 * config/avr/avr.c: Do not use '`' as left quote.
7346 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7347 Remove "." from end of diagnostics. Make diagnostics start with
7350 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7351 Joseph S. Myers <joseph@codesourcery.com>
7353 * toplev.c (default_tree_printer): Handle setting location with
7355 * c-objc.common.c (c_tree_printer): Likewise.
7356 * c-format.c (gcc_diag_flag_specs): Add '+'.
7357 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7358 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7360 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7361 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7362 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7363 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7364 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7365 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7366 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7367 format arguments where %J is used without %D.
7369 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7371 * gcc.c (LINK_SSP_SPEC): Define.
7372 (link_ssp_spec): New variable.
7373 (LINK_COMMAND_SPEC): Add %(link_ssp).
7374 (static_specs): Add link_ssp_spec.
7375 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7376 * configure: Rebuilt.
7377 * config.in: Rebuilt.
7379 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7380 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7381 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7382 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7383 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7384 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7385 -0x7008(2) instead of reading __stack_chk_guard variable.
7386 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7388 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7389 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7390 if TARGET_THREAD_SSP_OFFSET is defined.
7391 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7392 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7395 2005-06-27 Richard Henderson <rth@redhat.com>
7396 * libgcc-std.ver (GCC_4.1.0): New.
7397 * libgcc.h (__stack_chk_guard): Declare.
7398 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7399 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7400 * mklibgcc.in (lib2funcs): Add them.
7402 2005-07-01 Richard Henderson <rth@redhat.com>
7404 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7405 void * before struct sigcontext *.
7406 (x86_fallback_frame_state): Likewise.
7408 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7410 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7412 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7415 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7416 we check for SSA_NAME for.
7418 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7420 Fix PR tree-optimization/22071
7422 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7424 (get_constraint_for_component_ref): Use it.
7426 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7429 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7430 print out the last new line.
7432 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7434 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7435 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7436 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7437 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7438 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7439 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7440 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7441 (enum reg_class): New member CC0_REGS.
7442 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7443 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7444 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7445 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7446 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7447 Adjust for register now described.
7449 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7452 * config/i386/i386.md (stack_protect_test_si,
7453 stack_protect_test_di): Add earlyclobber for scratch 3.
7454 * config/rs6000/rs6000.md (stack_protect_testsi,
7455 stack_protect_testdi): Add earlyclobber for scratch 3,
7456 remove earlyclobber from scratch 4.
7458 Older entries for 2005 can be found in ChangeLog-2005.