- 3.0.1 core module.
Public Types | Public Member Functions | Static Public Member Functions | Static Public Attributes | List of all members
testing::internal::FloatingPoint< RawType > Class Template Reference

#include <gtest-internal.h>

Public Types

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

Public Member Functions

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

Static Public Member Functions

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

Member Typedef Documentation

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

Constructor & Destructor Documentation

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

References x.

Member Function Documentation

template<typename RawType>
static RawType testing::internal::FloatingPoint< RawType >::ReinterpretBits ( const Bits  bits)
inlinestatic
template<typename RawType>
static RawType testing::internal::FloatingPoint< RawType >::Infinity ( )
inlinestatic
template<typename RawType>
static RawType testing::internal::FloatingPoint< RawType >::Max ( )
static
template<typename RawType>
const Bits& testing::internal::FloatingPoint< RawType >::bits ( ) const
inline
template<typename RawType>
Bits testing::internal::FloatingPoint< RawType >::exponent_bits ( ) const
inline
template<typename RawType>
Bits testing::internal::FloatingPoint< RawType >::fraction_bits ( ) const
inline
template<typename RawType>
Bits testing::internal::FloatingPoint< RawType >::sign_bit ( ) const
inline
template<typename RawType>
bool testing::internal::FloatingPoint< RawType >::is_nan ( ) const
inline

Referenced by testing::internal::FloatingPoint< RawType >::AlmostEquals().

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

References testing::internal::FloatingPoint< RawType >::is_nan().

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

Member Data Documentation

template<typename RawType>
const size_t testing::internal::FloatingPoint< RawType >::kBitCount = 8*sizeof(RawType)
static
template<typename RawType>
const size_t testing::internal::FloatingPoint< RawType >::kFractionBitCount
static
Initial value:
=
std::numeric_limits<RawType>::digits - 1
template<typename RawType>
const size_t testing::internal::FloatingPoint< RawType >::kExponentBitCount = kBitCount - 1 - kFractionBitCount
static
template<typename RawType>
const Bits testing::internal::FloatingPoint< RawType >::kSignBitMask = static_cast<Bits>(1) << (kBitCount - 1)
static
template<typename RawType>
const Bits testing::internal::FloatingPoint< RawType >::kFractionBitMask
static
Initial value:
=
~static_cast<Bits>(0) >> (kExponentBitCount + 1)
template<typename RawType>
const Bits testing::internal::FloatingPoint< RawType >::kExponentBitMask = ~(kSignBitMask | kFractionBitMask)
static
template<typename RawType>
const size_t testing::internal::FloatingPoint< RawType >::kMaxUlps = 4
static
The documentation for this class was generated from the following file: