xref: /illumos-gate/usr/src/lib/libm/i386/src/cos.S (revision b210e77709da8e42dfe621e10ccf4be504206058)
1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21/*
22 * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
23 */
24/*
25 * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
26 * Use is subject to license terms.
27 */
28
29        .file "cos.s"
30
31#include "libm.h"
32LIBM_ANSI_PRAGMA_WEAK(cos,function)
33#include "libm_protos.h"
34
35	ENTRY(cos)
36	PIC_SETUP(1)
37	call	PIC_F(__reduction)
38	PIC_WRAPUP
39	cmpl	$1,%eax
40	jl	.cos0
41	je	.cos1
42	cmpl	$2,%eax
43	je	.cos2
44	fsin
45	ret
46.cos2:
47	fcos
48	fchs
49	ret
50.cos1:
51	fsin
52	fchs
53	ret
54.cos0:
55	fcos
56	ret
57	.align	4
58	SET_SIZE(cos)
59