1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms
5 * of the Common Development and Distribution License
6 * (the "License").  You may not use this file except
7 * in compliance with the License.
8 *
9 * You can obtain a copy of the license at
10 * src/OPENSOLARIS.LICENSE
11 * or http://www.opensolaris.org/os/licensing.
12 * See the License for the specific language governing
13 * permissions and limitations under the License.
14 *
15 * When distributing Covered Code, include this CDDL
16 * HEADER in each file and include the License file at
17 * usr/src/OPENSOLARIS.LICENSE.  If applicable,
18 * add the following below this CDDL HEADER, with the
19 * fields enclosed by brackets "[]" replaced with your
20 * own identifying information: Portions Copyright [yyyy]
21 * [name of copyright owner]
22 *
23 * CDDL HEADER END
24 */
25
26/*
27 * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
28 * Use is subject to license terms.
29 */
30
31#include <stdio.h>
32#include <stdlib.h>
33#include <unistd.h>
34#include <ucontext.h>
35
36#include "libmicro.h"
37
38int
39benchmark_init()
40{
41
42	(void) sprintf(lm_usage, "notes: measures setcontext()\n");
43
44	lm_tsdsize = 0;
45
46	return (0);
47}
48
49/*ARGSUSED*/
50int
51benchmark(void *tsd, result_t *res)
52{
53	volatile int		i;
54
55	ucontext_t uc;
56
57	i = 0;
58
59	(void) getcontext(&uc);
60
61	if (i++ < lm_optB)
62		(void) setcontext(&uc);
63
64	res->re_count += lm_optB;
65
66	return (0);
67}
68