1/* vfork for Nios II Linux.
2   Copyright (C) 2005-2022 Free Software Foundation, Inc.
3   This file is part of the GNU C Library.
4
5   The GNU C Library is free software; you can redistribute it and/or
6   modify it under the terms of the GNU Lesser General Public
7   License as published by the Free Software Foundation; either
8   version 2.1 of the License, or (at your option) any later version.
9
10   The GNU C Library is distributed in the hope that it will be useful,
11   but WITHOUT ANY WARRANTY; without even the implied warranty of
12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13   Lesser General Public License for more details.
14
15   You should have received a copy of the GNU Lesser General Public
16   License along with the GNU C Library; if not, see
17   <https://www.gnu.org/licenses/>.  */
18
19#include <sysdep.h>
20#include <tcb-offsets.h>
21
22ENTRY(__vfork)
23
24	movi	r4, 0x4111 /* (CLONE_VM | CLONE_VFORK | SIGCHLD) */
25	mov	r5, zero
26	DO_CALL (clone, 2)
27
28	bne	r7, zero, SYSCALL_ERROR_LABEL
29	ret
30
31PSEUDO_END (__vfork)
32libc_hidden_def (__vfork)
33
34weak_alias (__vfork, vfork)
35