blob: b21fe36903a875b6a5e3cd56a02e40948fc1a427 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
|
/*
* wrapper exp2f(x)
*/
#include <math.h>
#include <math_private.h>
#include <math-svid-compat.h>
float
__exp2f (float x)
{
float z = __ieee754_exp2f (x);
if (__builtin_expect (!isfinite (z) || z == 0, 0)
&& isfinite (x) && _LIB_VERSION != _IEEE_)
/* exp2 overflow: 144, exp2 underflow: 145 */
return __kernel_standard_f (x, x, 144 + !!signbit (x));
return z;
}
weak_alias (__exp2f, exp2f)
|
