blob: feb459092499249afbb0932dd96badb209cb2816 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
/* s_finitel.c -- long double version of s_finite.c.
* Conversion to IEEE quad long double by Jakub Jelinek, jj@ultra.linux.cz.
*/
/*
* ====================================================
* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
*
* Developed at SunPro, a Sun Microsystems, Inc. business.
* Permission to use, copy, modify, and distribute this
* software is freely granted, provided that this notice
* is preserved.
* ====================================================
*/
#if defined(LIBM_SCCS) && !defined(lint)
static char rcsid[] = "$NetBSD: $";
#endif
/*
* finitel(x) returns 1 is x is finite, else 0;
* no branching!
*/
#include <math.h>
#include <math_private.h>
int __finitel(_Float128 x)
{
int64_t hx;
GET_LDOUBLE_MSW64(hx,x);
return (int)((u_int64_t)((hx&0x7fff000000000000LL)
-0x7fff000000000000LL)>>63);
}
hidden_def (__finitel)
weak_alias (__finitel, finitel)
|
