internal::Double Class Reference

#include <ieee754.h>

Public Member Functions
	Double ()
	Double (double d)
	Double (uint64_t u)
int	Exponent () const
int	IntegerExponent () const
uint64_t	IntegerSignificand () const
bool	IsInf () const
bool	IsNan () const
bool	IsNanOrInf () const
bool	IsNormal () const
bool	IsZero () const
double	NextPositiveDouble () const
bool	Sign () const
uint64_t	Significand () const
uint64_t	ToBias () const
uint64_t	Uint64Value () const
double	Value () const

Static Public Member Functions
static int	EffectiveSignificandSize (int order)

Private Attributes
union {
double   d_
uint64_t   u_
};

Static Private Attributes
static const int	kDenormalExponent = 1 - kExponentBias
static const int	kExponentBias = 0x3FF
static const uint64_t	kExponentMask = RAPIDJSON_UINT64_C2(0x7FF00000, 0x00000000)
static const uint64_t	kHiddenBit = RAPIDJSON_UINT64_C2(0x00100000, 0x00000000)
static const uint64_t	kSignificandMask = RAPIDJSON_UINT64_C2(0x000FFFFF, 0xFFFFFFFF)
static const int	kSignificandSize = 52
static const uint64_t	kSignMask = RAPIDJSON_UINT64_C2(0x80000000, 0x00000000)

Detailed Description

Definition at line 23 of file ieee754.h.

Constructor & Destructor Documentation

internal::Double::Double ( )

inline

Definition at line 26 of file ieee754.h.

internal::Double::Double ( double  d )

inline

Definition at line 29 of file ieee754.h.

internal::Double::Double ( uint64_t  u )

inline

Definition at line 32 of file ieee754.h.

Member Function Documentation

static int internal::Double::EffectiveSignificandSize ( int  order )

inlinestatic

Definition at line 98 of file ieee754.h.

int internal::Double::Exponent ( ) const

inline

Definition at line 59 of file ieee754.h.

int internal::Double::IntegerExponent ( ) const

inline

Definition at line 89 of file ieee754.h.

uint64_t internal::Double::IntegerSignificand ( ) const

inline

Definition at line 85 of file ieee754.h.

bool internal::Double::IsInf ( ) const

inline

Definition at line 68 of file ieee754.h.

bool internal::Double::IsNan ( ) const

inline

Definition at line 64 of file ieee754.h.

bool internal::Double::IsNanOrInf ( ) const

inline

Definition at line 72 of file ieee754.h.

bool internal::Double::IsNormal ( ) const

inline

Definition at line 76 of file ieee754.h.

bool internal::Double::IsZero ( ) const

inline

Definition at line 80 of file ieee754.h.

double internal::Double::NextPositiveDouble ( ) const

inline

Definition at line 45 of file ieee754.h.

bool internal::Double::Sign ( ) const

inline

Definition at line 51 of file ieee754.h.

uint64_t internal::Double::Significand ( ) const

inline

Definition at line 55 of file ieee754.h.

uint64_t internal::Double::ToBias ( ) const

inline

Definition at line 93 of file ieee754.h.

uint64_t internal::Double::Uint64Value ( ) const

inline

Definition at line 40 of file ieee754.h.

double internal::Double::Value ( ) const

inline

Definition at line 36 of file ieee754.h.

Member Data Documentation

union { ... }

double internal::Double::d_

Definition at line 119 of file ieee754.h.

const int internal::Double::kDenormalExponent = 1 - kExponentBias

staticprivate

Definition at line 111 of file ieee754.h.

const int internal::Double::kExponentBias = 0x3FF

staticprivate

Definition at line 110 of file ieee754.h.

const uint64_t internal::Double::kExponentMask = RAPIDJSON_UINT64_C2(0x7FF00000, 0x00000000)

staticprivate

Definition at line 113 of file ieee754.h.

const uint64_t internal::Double::kHiddenBit = RAPIDJSON_UINT64_C2(0x00100000, 0x00000000)

staticprivate

Definition at line 115 of file ieee754.h.

const uint64_t internal::Double::kSignificandMask = RAPIDJSON_UINT64_C2(0x000FFFFF, 0xFFFFFFFF)

staticprivate

Definition at line 114 of file ieee754.h.

const int internal::Double::kSignificandSize = 52

staticprivate

Definition at line 109 of file ieee754.h.

const uint64_t internal::Double::kSignMask = RAPIDJSON_UINT64_C2(0x80000000, 0x00000000)

staticprivate

Definition at line 112 of file ieee754.h.

uint64_t internal::Double::u_

Definition at line 120 of file ieee754.h.

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The documentation for this class was generated from the following file:

• ieee754.h