ansi_fp.c File Reference

#include "ansi_fp.h"
#include "math.h"

Macros
#define	__HI(x)
#define	__LO(x)
#define	_isnormal(x)
#define	_isnan(x)
#define	_isinf(x)
#define	_isfinite(x)

Functions
int	_fpclassify (double x)
void	__num2dec (const decform *f, double x, decimal *d)

Variables
const double	bit_values []
const double	digit_values []

Macro Definition Documentation

__HI

#define __HI

(

x

)

Value:

(((s32*) &x)[0])

__LO

#define __LO

(

x

)

Value:

(((s32*) &x)[1])

_isnormal

#define _isnormal

(

x

)

Value:

(_fpclassify(x) == FP_NORMAL)

_isnan

#define _isnan

(

x

)

Value:

(_fpclassify(x) == FP_NAN)

_isinf

#define _isinf

(

x

)

Value:

(_fpclassify(x) == FP_INFINITE)

_isfinite

#define _isfinite

(

x

)

Value:

(_fpclassify(x) > FP_INFINITE)

Function Documentation

_fpclassify()

int _fpclassify ( double x )

inline

Todo

somehow make this work with math.h

__num2dec()

void __num2dec	(	const decform *	f,
		double	x,
		decimal *	d )

Variable Documentation

bit_values

const double bit_values[]

Initial value:

= {
    1e1, 1e2, 1e4, 1e8, 1e16, 1e32, 1e64, 1e128, 1e256,
}

digit_values

const double digit_values[]

Initial value:

= {
    1e1, 1e2, 1e3, 1e4, 1e5, 1e6, 1e7, 1e8,
}