scfx_ieee.hh File Reference

#include "../../utils/endian.hh"
#include "sc_fxdefs.hh"

Go to the source code of this file.

Classes
union	sc_dt::ieee_double
class	sc_dt::scfx_ieee_double
union	sc_dt::ieee_float
class	sc_dt::scfx_ieee_float

Namespaces
namespace	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)
double	sc_dt::uint64_to_double (uint64 a)

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 321 of file scfx_ieee.hh.

Referenced by sc_dt::scfx_ieee_double::lsb(), and sc_dt::scfx_find_lsb().

MSB_STATEMENT

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

Definition at line 291 of file scfx_ieee.hh.

Referenced by sc_dt::scfx_ieee_double::msb(), and sc_dt::scfx_find_msb().

SCFX_MASK_

#define SCFX_MASK_

(

Size

)

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

Definition at line 69 of file scfx_ieee.hh.

Referenced by sc_dt::scfx_ieee_double::exponent(), sc_dt::scfx_ieee_float::exponent(), sc_dt::scfx_ieee_float::mantissa(), sc_dt::scfx_ieee_double::mantissa0(), sc_dt::scfx_ieee_double::negative(), and sc_dt::scfx_ieee_float::negative().