1/* s_finitel.c -- long double version of s_finite.c.
2 * Conversion to IEEE quad long double by Jakub Jelinek, jj@ultra.linux.cz.
3 */
4
5/*
6 * ====================================================
7 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
8 *
9 * Developed at SunPro, a Sun Microsystems, Inc. business.
10 * Permission to use, copy, modify, and distribute this
11 * software is freely granted, provided that this notice
12 * is preserved.
13 * ====================================================
14 */
15
16#if defined(LIBM_SCCS) && !defined(lint)
17static char rcsid[] = "$NetBSD: $";
18#endif
19
20/*
21 * finitel(x) returns 1 is x is finite, else 0;
22 * no branching!
23 */
24
25#include <math.h>
26#include <math_private.h>
27
28int __finitel(_Float128 x)
29{
30 int64_t hx;
31 GET_LDOUBLE_MSW64(hx,x);
32 return (int)((uint64_t)((hx&0x7fff000000000000LL)
33 -0x7fff000000000000LL)>>63);
34}
35mathx_hidden_def (__finitel)
36weak_alias (__finitel, finitel)
37