cbrtl.c File Reference

#include <float.h>
#include <math.h>

Include dependency graph for cbrtl.c:

Macros
#define	CBRTL_SCALE(pow3k, threshold, powk)

Functions
long double	cbrtl (long double x)

Macro Definition Documentation

CBRTL_SCALE

#define CBRTL_SCALE	(		pow3k,
			threshold,
			powk )

Value:

  if (fabsl(x) > 0x1p999L && fabsl(x) >= threshold)                            \
  {                                                                            \
    x /= pow3k;                                                                \
    scale *= powk;                                                             \
  }                                                                            \
  else if (fabsl(x) < 0x1p-999L && fabsl(x) < 1 / threshold)                   \
  {                                                                            \
    x *= pow3k;                                                                \
    scale /= powk;                                                             \
  }

Function Documentation

cbrtl()

long double cbrtl

(

long double

x

)