xref: /titanic_50/usr/src/lib/libm/i386/src/sincos.s (revision 0a70879558a701a07771af87e7852a12f3bfd438)
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_synonyms.h"
34#include "libm_protos.h"
35
36	ENTRY(sincos)
37	PIC_SETUP(1)
38	call	PIC_F(__reduction)
39	PIC_WRAPUP
40	fsincos
41	cmpl	$1,%eax
42	jl	.sincos0
43	je	.sincos1
44	cmpl	$2,%eax
45	je	.sincos2
46	/ n=3
47	fchs
48	movl	12(%esp),%eax
49	fstpl	0(%eax)
50	movl	16(%esp),%eax
51	fstpl	0(%eax)
52	fwait
53	ret
54.sincos2:
55	/ n=2
56	fchs
57	movl	16(%esp),%eax
58	fstpl	0(%eax)
59	fchs
60	movl	12(%esp),%eax
61	fstpl	0(%eax)
62	fwait
63	ret
64.sincos1:
65	/ n=1
66	movl	12(%esp),%eax
67	fstpl	0(%eax)
68	fchs
69	movl	16(%esp),%eax
70	fstpl	0(%eax)
71	fwait
72	ret
73.sincos0:
74	/ n=0
75	movl	16(%esp),%eax
76	fstpl	0(%eax)
77	movl	12(%esp),%eax
78	fstpl	0(%eax)
79	fwait
80	ret
81	.align	4
82	SET_SIZE(sincos)
83