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/* Copyright (C) 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <sysdep-cancel.h>
.text
#ifdef SHARED
.LLGETPC0:
retl
add %o7, %o0, %o0
#endif
ENTRY(__vfork)
#ifdef SHARED
mov %o7, %o1
sethi %hi(_GLOBAL_OFFSET_TABLE_-4), %o0
call .LLGETPC0
add %o0, %lo(_GLOBAL_OFFSET_TABLE_+4), %o0
sethi %hi(__libc_pthread_functions), %o2
mov %o1, %o7
or %o2, %lo(__libc_pthread_functions), %o2
ld [%o0 + %o2], %o2
ld [%o2], %o2
cmp %o2, 0
#else
.weak pthread_create
sethi %hi(pthread_create), %o0
orcc %o0, %lo(pthread_create), %o0
#endif
#if defined SHARED && !defined BROKEN_SPARC_WDISP22
bne HIDDEN_JUMPTARGET(fork)
#else
bne 1f
#endif
mov __NR_vfork, %g1
ta 0x10
bcs __syscall_error_handler
nop
sub %o1, 1, %o1
retl
and %o0, %o1, %o0
#if !defined SHARED || defined BROKEN_SPARC_WDISP22
1: mov %o7, %g1
call HIDDEN_JUMPTARGET(fork)
mov %g1, %o7
#endif
SYSCALL_ERROR_HANDLER
PSEUDO_END (__vfork)
libc_hidden_def (__vfork)
weak_alias (__vfork, vfork)
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