1/* Copyright (C) 2004-2022 Free Software Foundation, Inc.
2   This file is part of the GNU C Library.
3
4   The GNU C Library is free software; you can redistribute it and/or
5   modify it under the terms of the GNU Lesser General Public
6   License as published by the Free Software Foundation; either
7   version 2.1 of the License, or (at your option) any later version.
8
9   The GNU C Library is distributed in the hope that it will be useful,
10   but WITHOUT ANY WARRANTY; without even the implied warranty of
11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12   Lesser General Public License for more details.
13
14   You should have received a copy of the GNU Lesser General Public
15   License along with the GNU C Library.  If not, see
16   <https://www.gnu.org/licenses/>.  */
17
18#include <sysdep.h>
19#include <tcb-offsets.h>
20
21ENTRY(__libc_vfork)
22	PSEUDO_PROLOGUE
23
24	/* Load the thread pointer value in A1 across the vfork.  */
25	rduniq
26	mov	v0, a1
27
28	lda	v0, SYS_ify(vfork)
29	call_pal PAL_callsys
30
31	/* Normal error check and return.  */
32	bne	a3, SYSCALL_ERROR_LABEL
33	ret
34
35PSEUDO_END (__libc_vfork)
36
37#if IS_IN (libc)
38weak_alias (__libc_vfork, vfork)
39strong_alias (__libc_vfork, __vfork)
40libc_hidden_def (__vfork)
41#endif
42