| /* 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(long double x) |
| { |
| int64_t hx; |
| GET_LDOUBLE_MSW64(hx,x); |
| return (int)((u_int64_t)((hx&0x7fffffffffffffffLL) |
| -0x7fff000000000000LL)>>63); |
| } |
| hidden_def (__finitel) |
| weak_alias (__finitel, finitel) |
