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FloatingPoint< RawType > Class Template Reference

#include <gtest-internal.h>

Collaboration diagram for FloatingPoint< RawType >:
Collaboration graph
[legend]

Classes

union  FloatingPointUnion

Public Types

typedef TypeWithSize< sizeof(RawType)>::UInt Bits
typedef TypeWithSize< sizeof(RawType)>::UInt Bits

Public Member Functions

 FloatingPoint (const RawType &x)
 FloatingPoint (const RawType &x)
float Max ()
double Max ()
float Max ()
double Max ()
const Bits & bits () const
const Bits & bits () const
Bits exponent_bits () const
Bits exponent_bits () const
Bits fraction_bits () const
Bits fraction_bits () const
Bits sign_bit () const
Bits sign_bit () const
bool is_nan () const
bool is_nan () const
bool AlmostEquals (const FloatingPoint &rhs) const
bool AlmostEquals (const FloatingPoint &rhs) const

Static Public Member Functions

static RawType ReinterpretBits (const Bits bits)
static RawType ReinterpretBits (const Bits bits)
static RawType Infinity ()
static RawType Infinity ()
static RawType Max ()
static RawType Max ()

Static Public Attributes

static const size_t kBitCount = 8*sizeof(RawType)
static const size_t kFractionBitCount
static const size_t kExponentBitCount = kBitCount - 1 - kFractionBitCount
static const Bits kSignBitMask = static_cast<Bits>(1) << (kBitCount - 1)
static const Bits kFractionBitMask
static const Bits kExponentBitMask = ~(kSignBitMask | kFractionBitMask)
static const size_t kMaxUlps = 4

Static Private Member Functions

static Bits SignAndMagnitudeToBiased (const Bits &sam)
static Bits SignAndMagnitudeToBiased (const Bits &sam)
static Bits DistanceBetweenSignAndMagnitudeNumbers (const Bits &sam1, const Bits &sam2)
static Bits DistanceBetweenSignAndMagnitudeNumbers (const Bits &sam1, const Bits &sam2)

Private Attributes

FloatingPointUnion u_

Member Typedef Documentation

◆ Bits [1/2]

template<typename RawType>
typedef TypeWithSize<sizeof(RawType)>::UInt testing::internal::FloatingPoint< RawType >::Bits

◆ Bits [2/2]

template<typename RawType>
typedef TypeWithSize<sizeof(RawType)>::UInt testing::internal::FloatingPoint< RawType >::Bits

Constructor & Destructor Documentation

◆ FloatingPoint() [1/2]

template<typename RawType>
testing::internal::FloatingPoint< RawType >::FloatingPoint ( const RawType & x)
inlineexplicit

◆ FloatingPoint() [2/2]

template<typename RawType>
testing::internal::FloatingPoint< RawType >::FloatingPoint ( const RawType & x)
inlineexplicit

Member Function Documentation

◆ AlmostEquals() [1/2]

template<typename RawType>
bool testing::internal::FloatingPoint< RawType >::AlmostEquals ( const FloatingPoint< RawType > & rhs) const
inline

◆ AlmostEquals() [2/2]

template<typename RawType>
bool testing::internal::FloatingPoint< RawType >::AlmostEquals ( const FloatingPoint< RawType > & rhs) const
inline

◆ bits() [1/2]

template<typename RawType>
const Bits & testing::internal::FloatingPoint< RawType >::bits ( ) const
inline

◆ bits() [2/2]

template<typename RawType>
const Bits & testing::internal::FloatingPoint< RawType >::bits ( ) const
inline

◆ DistanceBetweenSignAndMagnitudeNumbers() [1/2]

template<typename RawType>
Bits testing::internal::FloatingPoint< RawType >::DistanceBetweenSignAndMagnitudeNumbers ( const Bits & sam1,
const Bits & sam2 )
inlinestaticprivate

◆ DistanceBetweenSignAndMagnitudeNumbers() [2/2]

template<typename RawType>
Bits testing::internal::FloatingPoint< RawType >::DistanceBetweenSignAndMagnitudeNumbers ( const Bits & sam1,
const Bits & sam2 )
inlinestaticprivate

◆ exponent_bits() [1/2]

template<typename RawType>
Bits testing::internal::FloatingPoint< RawType >::exponent_bits ( ) const
inline

◆ exponent_bits() [2/2]

template<typename RawType>
Bits testing::internal::FloatingPoint< RawType >::exponent_bits ( ) const
inline

◆ fraction_bits() [1/2]

template<typename RawType>
Bits testing::internal::FloatingPoint< RawType >::fraction_bits ( ) const
inline

◆ fraction_bits() [2/2]

template<typename RawType>
Bits testing::internal::FloatingPoint< RawType >::fraction_bits ( ) const
inline

◆ Infinity() [1/2]

template<typename RawType>
RawType testing::internal::FloatingPoint< RawType >::Infinity ( )
inlinestatic

◆ Infinity() [2/2]

template<typename RawType>
RawType testing::internal::FloatingPoint< RawType >::Infinity ( )
inlinestatic

◆ is_nan() [1/2]

template<typename RawType>
bool testing::internal::FloatingPoint< RawType >::is_nan ( ) const
inline

◆ is_nan() [2/2]

template<typename RawType>
bool testing::internal::FloatingPoint< RawType >::is_nan ( ) const
inline

◆ Max() [1/6]

double testing::internal::FloatingPoint< double >::Max ( )
inline

◆ Max() [2/6]

float testing::internal::FloatingPoint< float >::Max ( )
inline

◆ Max() [3/6]

template<typename RawType>
RawType testing::internal::FloatingPoint< RawType >::Max ( )
static

◆ Max() [4/6]

double testing::internal::FloatingPoint< double >::Max ( )
inline

◆ Max() [5/6]

float testing::internal::FloatingPoint< float >::Max ( )
inline

◆ Max() [6/6]

template<typename RawType>
RawType testing::internal::FloatingPoint< RawType >::Max ( )
static

◆ ReinterpretBits() [1/2]

template<typename RawType>
RawType testing::internal::FloatingPoint< RawType >::ReinterpretBits ( const Bits bits)
inlinestatic

◆ ReinterpretBits() [2/2]

template<typename RawType>
RawType testing::internal::FloatingPoint< RawType >::ReinterpretBits ( const Bits bits)
inlinestatic

◆ sign_bit() [1/2]

template<typename RawType>
Bits testing::internal::FloatingPoint< RawType >::sign_bit ( ) const
inline

◆ sign_bit() [2/2]

template<typename RawType>
Bits testing::internal::FloatingPoint< RawType >::sign_bit ( ) const
inline

◆ SignAndMagnitudeToBiased() [1/2]

template<typename RawType>
Bits testing::internal::FloatingPoint< RawType >::SignAndMagnitudeToBiased ( const Bits & sam)
inlinestaticprivate

◆ SignAndMagnitudeToBiased() [2/2]

template<typename RawType>
Bits testing::internal::FloatingPoint< RawType >::SignAndMagnitudeToBiased ( const Bits & sam)
inlinestaticprivate

Member Data Documentation

◆ kBitCount

template<typename RawType>
const size_t testing::internal::FloatingPoint< RawType >::kBitCount = 8*sizeof(RawType)
static

◆ kExponentBitCount

template<typename RawType>
const size_t testing::internal::FloatingPoint< RawType >::kExponentBitCount = kBitCount - 1 - kFractionBitCount
static

◆ kExponentBitMask

template<typename RawType>
const Bits testing::internal::FloatingPoint< RawType >::kExponentBitMask = ~(kSignBitMask | kFractionBitMask)
static

◆ kFractionBitCount

template<typename RawType>
const size_t testing::internal::FloatingPoint< RawType >::kFractionBitCount
static
Initial value:
=
std::numeric_limits<RawType>::digits - 1

◆ kFractionBitMask

template<typename RawType>
const Bits testing::internal::FloatingPoint< RawType >::kFractionBitMask
static
Initial value:
=
~static_cast<Bits>(0) >> (kExponentBitCount + 1)
FloatingPoint::kExponentBitCount
static const size_t kExponentBitCount
Definition gtest-internal.h:278

◆ kMaxUlps

template<typename RawType>
const size_t testing::internal::FloatingPoint< RawType >::kMaxUlps = 4
static

◆ kSignBitMask

template<typename RawType>
const Bits testing::internal::FloatingPoint< RawType >::kSignBitMask = static_cast<Bits>(1) << (kBitCount - 1)
static

◆ u_

template<typename RawType>
FloatingPointUnion testing::internal::FloatingPoint< RawType >::u_
private
The documentation for this class was generated from the following files:
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