/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* Copyright (c) 1994, by Sun Microsytems, Inc.
*/
#include <sys/asm_linkage.h>
.file __FILE__
/*
* int tnfw_b_get_lock(tnf_byte_lock_t *);
*/
ENTRY(tnfw_b_get_lock)
ldstub [%o0], %o1
jmpl %o7+8, %g0
mov %o1, %o0
SET_SIZE(tnfw_b_get_lock)
/*
* void tnfw_b_clear_lock(tnf_byte_lock_t *);
*/
ENTRY(tnfw_b_clear_lock)
jmpl %o7+8, %g0
stb %g0, [%o0]
SET_SIZE(tnfw_b_clear_lock)
/*
* u_long tnfw_b_atomic_swap(u_long *, u_long);
*/
ENTRY(tnfw_b_atomic_swap)
swap [%o0], %o1
jmpl %o7+8, %g0
mov %o1, %o0
SET_SIZE(tnfw_b_atomic_swap)