* config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
the mask value from the individual SET operations.
(return_internal_si): Move the USE after the RETURN.
(return_internal_di): Likewise.
(return_and_restore_fpregs_si): Likewise.
(return_and_restore_fpregs_di): Likewise.
(return_eh_si): Likewise.
(return_eh_di): Likewise.
* config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
or check, the USE.
(rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
Don't generate a PARALLEL around a single operation movsi_to_cr.
Generate the RETURN first in any PARALLELs.
* rtlanal.c (single_set_1): Use fatal_insn to display the
invalid insn. Check for more cases when a USE or CLOBBER occurs
before a SET.
* Makefile.in: Update dependencies for rtlanal.o.
From-SVN: r36683
2000-09-30 Tom Tromey <tromey@cygnus.com>
* posix-threads.cc (_Jv_CondWait): Check to see if we are
interrupted before modifying the cv's wait set.
From-SVN: r36680
2000-09-30 Hans Boehm <boehm@acm.org>
Bryce McKinlay <bryce@albatross.co.nz>
Implement bitmap descriptor based marking for Boehm GC.
* configure.in: Define JC1GCSPEC. Set it if boehm-gc is used.
* configure: Rebuilt.
* libgcj.spec.in: Pass JC1GCSPEC to jc1.
* include/jvm.h (struct _Jv_VTable): New field `gc_descr'. New inline
method get_finalizer().
(struct _Jv_ArrayVTable): Ditto. Declare method array with
NUM_OBJECT_METHODS elements instead of NUM_OBJECT_METHODS + 1.
(_Jv_AllocObj): Add new jclass parameter.
(_Jv_AllocArray): Ditto.
(_Jv_BuildGCDescr): New prototype.
* prims.cc (_Jv_AllocObject): Rename parameter `c' to `klass'. Pass
`klass' to _Jv_AllocObj. Don't set the new object's vtable. Use
get_finalizer() instead of direct finalizer vtable offset.
(_Jv_NewObjectArray): Rename parameter `clas' to `klass'. Pass
`klass' to _Jv_AllocArray. Don't set the new array's vtable.
(_Jv_NewPrimArray): Call _Jv_FindArrayClass before _Jv_AllocObj.
Pass `klass' to _Jv_AllocObj. Don't set the new array's vtable.
* resolve.cc (METHOD_NOT_THERE, METHOD_INACCESSIBLE): New #defines.
(_Jv_ResolvePoolEntry): Use METHOD_NOT_THERE and METHOD_INACCESSIBLE.
(_Jv_DetermineVTableIndex): Ditto.
(_Jv_PrepareClass): Ditto. Remove offset-by-one adjustments from vtable
calculations to account for new gc_descr field.
* boehm.cc: #include gc_gcj.h.
(obj_kind_x, obj_free_list): `#if 0'-ed away.
(_Jv_MarkObj): Check that vtable doesn't point to a cleared object.
New commentary from HB. Mark the classes vtable.
(_Jv_MarkArray): Check that vtable doesn't point to a cleared object.
(GC_DEFAULT_DESCR): New #define.
(_Jv_BuildGCDescr): New function. Use GC_DEFAULT_DESCR, for now.
(_Jv_AllocObj): New parameter `klass'. Use GC_GCJ_MALLOC ().
(_Jv_AllocArray): New parameter `klass'. Allocate with GC_MALLOC and
scan conservativly if size is less than min_heap_addr. Set vtable
pointer of new object before returning.
(_Jv_AllocBytes): Use GC_MALLOC_ATOMIC, not GC_GENERIC_MALLOC.
(_Jv_InitGC): Call GC_init_gcj_malloc(). Don't set up marking and
allocation for obj_kind_x.
* nogc.cc (_Jv_BuildGCDescr): New function. Return 0.
(_Jv_AllocObj): Set vtable on returned object.
(_Jv_AllocArray): Ditto.
* java/lang/Class.h (_Jv_NewObjectArray): No longer a friend.
(_Jv_NewPrimArray): Ditto.
(_Jv_AllocObj): Declare as a friend.
(_Jv_AllocArray): Ditto.
* java/lang/natClassLoader.cc (_Jv_FindArrayClass): Copy gc_descr
from &ObjectClass into new array class. Remove offset-by-one
adjustments from `method' size calculations to account for gc_descr
field.
Co-Authored-By: Bryce McKinlay <bryce@albatross.co.nz>
From-SVN: r36679
* ltconfig, ltmain.sh, libtool.m4: Updated from libtool
multi-language branch, to work around Solaris' /bin/sh bug. Rebuilt
all affected `configure' scripts.
From-SVN: r36673
* ltconfig, ltmain.sh, libtool.m4, ltcf-cxx.sh: Updated from libtool
multi-language branch, to work around Solaris' /bin/sh bug. Rebuilt
all affected `configure' scripts.
From-SVN: r36672
* cse.c (notreg_cost): New argument outer.
(COST): Pass in SET to notreg_cost
(COST_IN): New.
(fold_rtx): Use COST_IN. Prefer constants when costs
are the same.
From-SVN: r36671
2000-09-29 Alexandre Petit-Bianco <apbianco@cygnus.com>
* parse.y (maybe_yank_clinit): Also keep <clinit> if its body
contains something else than MODIFY_EXPR.
(http://gcc.gnu.org/ml/gcc-patches/2000-09/msg01141.html)
From-SVN: r36670
* recog.c (recog_memoized): Rename to recog_memoized_1.
* recog.h (recog_memoized): Rename to recog_memoized_1.
(recog_memoized): New macro.
* rtl.h (single_set): Rename to single_set_1
(single_set): New macro.
* rtlanal.c (single_set): Rename to single_set_1; expect clobbers
to be last.
* i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
Do not use match_dup of input operands at outputs.
Use register_operand for memory expression.
(rep_movsi): Put use last, canonicalize.
Use register_operand for memory expression.
(rep_movqi): Put use last.
Use register_operand for memory expression.
(strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
of input operands at outputs. Use register_operand for memory
expression.
(rep_stossi): Put use last; canonicalize; fix match_dup in
the address expression
(rep_stosqi): Likewise.
(memcmp expander): Update calls.
(cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
the clobbers.
* i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is
VOIDmode.
(fp_jcc_4, fp_jcc_3): Refuse unordered comparisons.
From-SVN: r36664
2000-09-28 David O'Brien <obrien@FreeBSD.org>
* config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
Contains the old contents of config/i386/freebsd.h
* config/i386/freebsd.h: Now the ELF rather than a.out config file.
Contains the old contents of config/i386/freebsd-elf.h
* config/i386/freebsd-elf.h: Retire this file -- contents moved to
config/i386/freebsd.h.
* configure.in: Adjust for above changes.
* po/POTFILES.in: Likewise.
* po/en_GB.po: Likewise.
* po/gcc.pot: Likewise.
* configure: Rebuilt.
Approved by: Richard Henderson <rth@cygnus.com>
Message-ID: <20000927093029.A30906@cygnus.com>
From-SVN: r36662
2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
* doloop.c (doloop_modify): Prevent delete_insn() from
deleting too much. Prefer loop->top over loop->start as
target for the new JUMP insn.
(doloop_valid_p): Ignore loop with exit_count != 0.
From-SVN: r36661
* cpperror.c (_cpp_begin_message): Do the test for suppression
of warnings and pedantic warnings before the "is a warning an
error" tests.
* cppinit.c (cpp_handle_option): Remove surplus \n.
* cpplex.c (ON_REST_ARG): Delete.
(skip_block_comment): Initialise prevc.
(parse_args): Improve error messages.
(maybe_paste_with_next): Use CONTEXT_VARARGS rather
than ON_REST_ARG.
* cpplib.c (cpp_push_buffer): Fix grammar in message.
* cppmain.c (main): Set callbacks for #ident and #pragma
only if no_output option is false.
(do_pragma_implementation): Only call the #pragma handler
if it is set in the cpp_reader structure.
From-SVN: r36655
* gcc.c (cpp_options): Add spec for -ftabstop=.
(invoke_as): New spec that handles invoking as.
Update specs to handle -save-temps and -traditional.
* ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
Use invoke_as.
* cp/lang-specs.h, objc/lang-specs.h: Update to use
invoke_as, and handle -save-temps and -traditional (if
appropriate).
From-SVN: r36646
* config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
op0 is a SUBREG.
(function_arg_slotno): Accept TImode/CTImode.
* config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
to UNITS_PER_WORD.
* gcc.c-torture/compile/20000923-1.c: New test.
From-SVN: r36645
* config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
(REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
(LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
(REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
From-SVN: r36640
* cpplex.c (parse_args): Don't set VOID_REST flag.
(Fix diagnostic merge problem).
(CONTEXT_VARARGS): New flag.
(maybe_paste_with_next): Set context earlier in loop. Use
it. Do varargs test with CONTEXT_VARARGS flag.
(push_arg_context): Set CONTEXT_VARARGS flag if we're
pushing an argument context for a varargs argument.
* cpplib.h (VOID_REST): Delete.
* gcc.dg/cpp/vararg1.c: Add test case.
From-SVN: r36638
2000-09-26 Philipp Thomas <pthomas@suse.de>
* Makefile.in.in: Remove stamp-check-pot from list
of default targets as checks are only possible in a
complete source tree and all languages configured.
From-SVN: r36637
2000-09-25 Branko Cibej <branko.cibej@hermes.si>
* flags.h: Declare warning flag warn_system_headers.
* toplev.c: Define it.
(W_options): Add option -Wsystem-headers.
* diagnostic.c (count_error): Test warn_system_headers.
* invoke.texi: Add description for -Wsystem-headers.
* cpplib.h (cpp_options): New member warn_system_headers.
* cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
CPP_IN_SYSTEM_HEADER.
* cpplib.c (do_import, do_pragma_once): Likewise.
* cpperror.c (_cpp_begin_message): Test warn_system_headers
and CPP_IN_SYSTEM_HEADER.
* cppinit.c (handle_option): Recognize -Wsystem_headers.
(print_help): Describe -Wsystem_headers.
* cpplex.c (lex_line): Reorganize condition so that warnings
about C++ comments in system headers can be enabled. Remove
label do_line_comment.
From-SVN: r36636
* cpplex.c (save_comment): Only store the initial '/'
now.
(lex_token): Combine handling of the two comment types.
Pass everything but the initial '/' to save_comment.
From-SVN: r36635
Jeff Law
Geoff Keating
Zack Weinberg
Tom Tromey
Hans Boehm
Bryce McKinlay
Joseph Myers
Alexandre Oliva
Alexandre Oliva
Richard Henderson
Alexandre Petit-Bianco
David Edelsohn
Franz Sirl
Jeffrey A Law
Gabriel Dos Reis
Jan Hubicka
Jan Hubicka
David O'Brien
Kaveh R. Ghazi
Philipp Thomas
Gerald Pfeifer
Neil Booth
Donald Lindsay
Mark Elbrecht
Jakub Jelinek
Michael Hayes
Jim Wilson
Branko Cibej
Theodore Papadopoulo
Phil Edwards