xref: /titanic_50/usr/src/lib/libm/common/R/sincospif.c (revision c536b1f93b31eba539c635a91be8ee2ab0fcb15a)
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 /*
23  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
24  */
25 /*
26  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
27  * Use is subject to license terms.
28  */
29 
30 #include "libm.h"
31 
32 extern void sincospi(double, double *, double *);
33 
34 void
35 sincospif(float x, float *s, float *c) {
36 	double ds, dc;
37 
38 #if defined(FPADD_TRAPS_INCOMPLETE_ON_NAN)
39 	if (isnanf(x))
40 		*s = *c = x * x;
41 	else {
42 #endif
43 	sincospi((double) x, &ds, &dc);
44 	*s = (float) ds;
45 	*c = (float) dc;
46 #if defined(FPADD_TRAPS_INCOMPLETE_ON_NAN)
47 	}
48 #endif
49 }
50