_finite.c File Reference

#include "libm.h"
#include "libm_util.h"

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Functions
int FN_PROTOTYPE()	_finite (double x)

Function Documentation

_finite()

int FN_PROTOTYPE() _finite

(

double

x

)

Definition at line 32 of file _finite.c.

{
 
 
  unsigned long long ux;
  GET_BITS_DP64(x, ux);
  return (int)(((ux & ~SIGNBIT_DP64) - PINFBITPATT_DP64) >> 63);
}