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/*
* wrapper exp2(x)
*/
#include <float.h>
#include <math.h>
#include <math_private.h>
static const double o_threshold = (double) DBL_MAX_EXP;
static const double u_threshold = (double) (DBL_MIN_EXP - DBL_MANT_DIG - 1);
double
__exp2 (double x)
{
if (__builtin_expect (islessequal (x, u_threshold)
|| isgreater (x, o_threshold), 0)
&& _LIB_VERSION != _IEEE_ && __finite (x))
/* exp2 overflow: 44, exp2 underflow: 45 */
return __kernel_standard (x, x, 44 + (x <= o_threshold));
return __ieee754_exp2 (x);
}
weak_alias (__exp2, exp2)
#ifdef NO_LONG_DOUBLE
strong_alias (__exp2, __exp2l)
weak_alias (__exp2, exp2l)
#endif
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