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- /* Copyright (C) 2004 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Jakub Jelinek <jakub@redhat.com>, 2004.
- 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.h>
- #include <tcb-offsets.h>
- .text
- .globl __syscall_error
- ENTRY(__vfork)
- ld [%g7 + PID], %o5
- sub %g0, %o5, %o4
- st %o4, [%g7 + PID]
- LOADSYSCALL(vfork)
- ta 0x10
- bcc 2f
- mov %o7, %g1
- st %o5, [%g7 + PID]
- call __syscall_error
- mov %g1, %o7
- 2: sub %o1, 1, %o1
- andcc %o0, %o1, %o0
- bne,a 1f
- st %o5, [%g7 + PID]
- 1: retl
- nop
- END(__vfork)
- weak_alias (__vfork, vfork)
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