[thirdparty/gcc.git] / libquadmath / math / isinf_nsq.c

/*
 * Written by Ulrich Drepper <drepper@gmail.com>
 */

/*
 * __quadmath_isinf_nsq (x) returns != 0 if x is ±inf, else 0;
 * no branching!
 */

#include "quadmath-imp.h"

int
__quadmath_isinf_nsq (__float128 x)
{
        int64_t hx,lx;
        GET_FLT128_WORDS64(hx,lx,x);
        return !(lx | ((hx & 0x7fffffffffffffffLL) ^ 0x7fff000000000000LL));
}
Commit	Line	Data
4a2f7ea2	1	/*
	2	* Written by Ulrich Drepper <drepper@gmail.com>
	3	*/
	4
	5	/*
	6	* __quadmath_isinf_nsq (x) returns != 0 if x is ±inf, else 0;
	7	* no branching!
	8	*/
	9
	10	#include "quadmath-imp.h"
	11
	12	int
	13	__quadmath_isinf_nsq (__float128 x)
	14	{
	15	int64_t hx,lx;
	16	GET_FLT128_WORDS64(hx,lx,x);
	17	return !(lx \| ((hx & 0x7fffffffffffffffLL) ^ 0x7fff000000000000LL));
	18	}
	19