2014-09-21 17:33:12 +00:00
|
|
|
/* finiteq.c -- __float128 version of s_finite.c.
|
2012-03-27 23:13:14 +00:00
|
|
|
* 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.
|
|
|
|
|
* ====================================================
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#include "quadmath-imp.h"
|
|
|
|
|
|
2014-09-21 17:33:12 +00:00
|
|
|
/*
|
|
|
|
|
* finiteq(x) returns 1 is x is finite, else 0;
|
|
|
|
|
* no branching!
|
|
|
|
|
*/
|
|
|
|
|
|
2012-03-27 23:13:14 +00:00
|
|
|
int
|
|
|
|
|
finiteq (const __float128 x)
|
|
|
|
|
{
|
|
|
|
|
int64_t hx;
|
|
|
|
|
GET_FLT128_MSW64(hx,x);
|
|
|
|
|
return (int)((uint64_t)((hx&0x7fffffffffffffffLL)
|
|
|
|
|
-0x7fff000000000000LL)>>63);
|
|
|
|
|
}
|
