[thirdparty/glibc.git] / math / w_exp2l.c

/*
 * wrapper exp2l(x)
 */

#include <math.h>
#include <math_private.h>

long double
__exp2l (long double x)
{
  long double z = __ieee754_exp2l (x);
  if (__builtin_expect (!isfinite (z) || z == 0, 0)
      && isfinite (x) && _LIB_VERSION != _IEEE_)
    /* exp2 overflow: 244, exp2 underflow: 245 */
    return __kernel_standard_l (x, x, 244 + !!signbit (x));

  return z;
}
weak_alias (__exp2l, exp2l)
Commit	Line	Data
650425ce UD	1	/*
	2	* wrapper exp2l(x)
	3	*/
	4
9d13fb24	5	#include <math.h>
9277c064	6	#include <math_private.h>
650425ce	7
650425ce	8	long double
0ac5ae23	9	__exp2l (long double x)
650425ce	10	{
0cb7efc5	11	long double z = __ieee754_exp2l (x);
d81f90cc WD	12	if (__builtin_expect (!isfinite (z) \|\| z == 0, 0)
d81f90cc WD	13	&& isfinite (x) && _LIB_VERSION != _IEEE_)
0ac5ae23	14	/* exp2 overflow: 244, exp2 underflow: 245 */
d81f90cc	15	return __kernel_standard_l (x, x, 244 + !!signbit (x));
0ac5ae23	16
0cb7efc5	17	return z;
650425ce UD	18	}
650425ce UD	19	weak_alias (__exp2l, exp2l)