1/* Copyright (C) 2003-2022 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 <errno.h>
19#include <shlib-compat.h>
20
21	.globl	__pthread_spin_trylock
22	.type	__pthread_spin_trylock,@function
23	.align	5
24__pthread_spin_trylock:
25	tas.b	@r4
26	bf/s	1f
27	mov	#EBUSY, r0
28	mov	#0, r0
291:
30	rts
31	 nop
32	.size	__pthread_spin_trylock,.-__pthread_spin_trylock
33versioned_symbol (libc, __pthread_spin_trylock, pthread_spin_trylock,
34		  GLIBC_2_34)
35
36#if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_2, GLIBC_2_34)
37compat_symbol (libpthread, __pthread_spin_trylock, pthread_spin_trylock,
38	       GLIBC_2_2)
39#endif
40