1 /* @(#)s_ldexp.c 5.1 93/09/24 */
2 /*
3 * ====================================================
4 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
5 *
6 * Developed at SunPro, a Sun Microsystems, Inc. business.
7 * Permission to use, copy, modify, and distribute this
8 * software is freely granted, provided that this notice
9 * is preserved.
10 * ====================================================
11 */
12
13 #if defined(LIBM_SCCS) && !defined(lint)
14 static char rcsid[] = "$NetBSD: s_ldexp.c,v 1.6 1995/05/10 20:47:40 jtc Exp $";
15 #endif
16
17 #include "quadmath-imp.h"
18
19 __float128
ldexpq(__float128 value,int exp)20 ldexpq (__float128 value, int exp)
21 {
22 if(!finiteq(value)||value==0) return value + value;
23 value = scalbnq(value,exp);
24 if(!finiteq(value)||value==0) errno = ERANGE;
25 return value;
26 }
27
28
29
30
31
32 /* Note, versioning issues are punted to ldbl-opt in this case. */
33