xref: /titanic_50/usr/src/lib/libm/i386/src/sincos.s (revision ddc0e0b53c661f6e439e3b7072b3ef353eadb4af)
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 "sincos.s"
30
31#include "libm.h"
32LIBM_ANSI_PRAGMA_WEAK(sincos,function)
33#include "libm_protos.h"
34
35	ENTRY(sincos)
36	PIC_SETUP(1)
37	call	PIC_F(__reduction)
38	PIC_WRAPUP
39	fsincos
40	cmpl	$1,%eax
41	jl	.sincos0
42	je	.sincos1
43	cmpl	$2,%eax
44	je	.sincos2
45	/ n=3
46	fchs
47	movl	12(%esp),%eax
48	fstpl	0(%eax)
49	movl	16(%esp),%eax
50	fstpl	0(%eax)
51	fwait
52	ret
53.sincos2:
54	/ n=2
55	fchs
56	movl	16(%esp),%eax
57	fstpl	0(%eax)
58	fchs
59	movl	12(%esp),%eax
60	fstpl	0(%eax)
61	fwait
62	ret
63.sincos1:
64	/ n=1
65	movl	12(%esp),%eax
66	fstpl	0(%eax)
67	fchs
68	movl	16(%esp),%eax
69	fstpl	0(%eax)
70	fwait
71	ret
72.sincos0:
73	/ n=0
74	movl	16(%esp),%eax
75	fstpl	0(%eax)
76	movl	12(%esp),%eax
77	fstpl	0(%eax)
78	fwait
79	ret
80	.align	4
81	SET_SIZE(sincos)
82