scfx_ieee.h File Reference

#include "sysc/datatypes/fx/sc_fxdefs.h"

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Classes
union	sc_dt::ieee_double
	IEEE 754 double-precision format. More...
class	sc_dt::scfx_ieee_double
	Convenient interface to union ieee_double. More...
union	sc_dt::ieee_float
	IEEE 754 single-precision format. More...
class	sc_dt::scfx_ieee_float
	Convenient wrapper to union ieee_float. More...

Namespaces
	sc_dt

Macros
#define	SCFX_MASK_(Size)   ((1u << (Size))-1u)
#define	MSB_STATEMENT(x, n)   if( x >> n ) { x >>= n; i += n; }
#define	LSB_STATEMENT(x, n)   if( x << n ) { x <<= n; i -= n; }

Functions
double	sc_dt::scfx_pow2 (int exp)
	Computes 2. More...
double	sc_dt::uint64_to_double (uint64 a)
	Platform independent conversion from double uint64 to double. More...

Variables
const unsigned int	sc_dt::SCFX_IEEE_DOUBLE_BIAS = 1023U
const int	sc_dt::SCFX_IEEE_DOUBLE_E_MAX = 1023
const int	sc_dt::SCFX_IEEE_DOUBLE_E_MIN = -1022
const unsigned int	sc_dt::SCFX_IEEE_DOUBLE_M_SIZE = 52
const unsigned int	sc_dt::SCFX_IEEE_DOUBLE_M0_SIZE = 20
const unsigned int	sc_dt::SCFX_IEEE_DOUBLE_M1_SIZE = 32
const unsigned int	sc_dt::SCFX_IEEE_DOUBLE_E_SIZE = 11
const unsigned int	sc_dt::SCFX_IEEE_FLOAT_BIAS = 127U
const int	sc_dt::SCFX_IEEE_FLOAT_E_MAX = 127
const int	sc_dt::SCFX_IEEE_FLOAT_E_MIN = -126
const unsigned int	sc_dt::SCFX_IEEE_FLOAT_M_SIZE = 23
const unsigned int	sc_dt::SCFX_IEEE_FLOAT_E_SIZE = 8

Macro Definition Documentation

LSB_STATEMENT

#define LSB_STATEMENT	(		x,
			n
	)		if( x << n ) { x <<= n; i -= n; }

Definition at line 362 of file scfx_ieee.h.

MSB_STATEMENT

#define MSB_STATEMENT	(		x,
			n
	)		if( x >> n ) { x >>= n; i += n; }

Definition at line 326 of file scfx_ieee.h.

SCFX_MASK_

#define SCFX_MASK_

(

Size

)

((1u << (Size))-1u)

Definition at line 70 of file scfx_ieee.h.