SYS_Decimal128 Class Reference

Decimal128 floating point class (IEEE 754-2008) More...

#include <SYS_Decimal128.h>

Public Member Functions
	SYS_Decimal128 ()=default
	Default constructor, leaves value uninitialized. More...
	SYS_Decimal128 (int32 v)
	SYS_Decimal128 (uint32 v)
	SYS_Decimal128 (fpreal32 v)
	SYS_Decimal128 (fpreal64 v)
	SYS_Decimal128 (const char *str)
int32	roundedInt () const
	Round to nearest integer, 0.6 rounds up. More...
SYS_Decimal128	operator- () const
	Unary minus. More...
void	zero ()
	Set to zero. More...
uint	numDigits () const
	Determine number of significant digits. More...
void	toString (char *str) const
	Conversion to string, buffer must contain at least NUMBUF bytes. More...
void	fromString (const char *str)
	Conversion from string. More...
	operator int32 () const
	operator uint32 () const
	operator fpreal32 () const
	operator fpreal64 () const
SYS_Decimal128 &	operator= (int32 v)
SYS_Decimal128 &	operator= (uint32 v)
SYS_Decimal128 &	operator= (fpreal32 v)
SYS_Decimal128 &	operator= (fpreal64 v)
SYS_Decimal128 &	operator+= (const SYS_Decimal128 &v)
SYS_Decimal128 &	operator-= (const SYS_Decimal128 &v)
SYS_Decimal128 &	operator*= (const SYS_Decimal128 &v)
SYS_Decimal128 &	operator/= (const SYS_Decimal128 &v)
bool	isCanonical () const
bool	isFinite () const
bool	isInfinite () const
bool	isInteger () const
bool	isNan () const
bool	isNegative () const
bool	isNormal () const
bool	isPositive () const
bool	isZero () const
bool	operator== (const SYS_Decimal128 &v) const
bool	operator!= (const SYS_Decimal128 &v) const
bool	operator< (const SYS_Decimal128 &v) const
bool	operator<= (const SYS_Decimal128 &v) const
bool	operator> (const SYS_Decimal128 &v) const
bool	operator>= (const SYS_Decimal128 &v) const

Static Public Attributes
static const int	NUMBUF = 43
	Maximum string length+1. More...

Detailed Description

Decimal128 floating point class (IEEE 754-2008)

Definition at line 24 of file SYS_Decimal128.h.

Constructor & Destructor Documentation

SYS_Decimal128::SYS_Decimal128 ( )

default

Default constructor, leaves value uninitialized.

SYS_Decimal128::SYS_Decimal128 ( int32  v )

inlineexplicit

Definition at line 138 of file SYS_Decimal128.h.

SYS_Decimal128::SYS_Decimal128 ( uint32  v )

inlineexplicit

Definition at line 144 of file SYS_Decimal128.h.

SYS_Decimal128::SYS_Decimal128 ( fpreal32  v )

inlineexplicit

Definition at line 150 of file SYS_Decimal128.h.

SYS_Decimal128::SYS_Decimal128 ( fpreal64  v )

inlineexplicit

Definition at line 156 of file SYS_Decimal128.h.

SYS_Decimal128::SYS_Decimal128 ( const char *  str )

inlineexplicit

Definition at line 162 of file SYS_Decimal128.h.

Member Function Documentation

void SYS_Decimal128::fromString

(

const char *

str

)

Conversion from string.

bool SYS_Decimal128::isCanonical

(

)

const

Classification

bool SYS_Decimal128::isFinite

(

)

const

Classification

bool SYS_Decimal128::isInfinite

(

)

const

Classification

bool SYS_Decimal128::isInteger

(

)

const

Classification

bool SYS_Decimal128::isNan

(

)

const

Classification

bool SYS_Decimal128::isNegative

(

)

const

Classification

bool SYS_Decimal128::isNormal

(

)

const

Classification

bool SYS_Decimal128::isPositive

(

)

const

Classification

bool SYS_Decimal128::isZero

(

)

const

Classification

uint SYS_Decimal128::numDigits

(

)

const

Determine number of significant digits.

SYS_Decimal128::operator fpreal32

(

)

const

Conversion to other type

SYS_Decimal128::operator fpreal64

(

)

const

Conversion to other type

SYS_Decimal128::operator int32

(

)

const

Conversion to other type

SYS_Decimal128::operator uint32

(

)

const

Conversion to other type

bool SYS_Decimal128::operator!= ( const SYS_Decimal128 &  v ) const

inline

Comparison Operators

Definition at line 88 of file SYS_Decimal128.h.

SYS_Decimal128& SYS_Decimal128::operator*=

(

const SYS_Decimal128 &

v

)

Arithmetic Assignment

SYS_Decimal128& SYS_Decimal128::operator+=

(

const SYS_Decimal128 &

v

)

Arithmetic Assignment

SYS_Decimal128 SYS_Decimal128::operator-

(

)

const

Unary minus.

SYS_Decimal128& SYS_Decimal128::operator-=

(

const SYS_Decimal128 &

v

)

Arithmetic Assignment

SYS_Decimal128& SYS_Decimal128::operator/=

(

const SYS_Decimal128 &

v

)

Arithmetic Assignment

bool SYS_Decimal128::operator<

(

const SYS_Decimal128 &

v

)

const

Comparison Operators

bool SYS_Decimal128::operator<=

(

const SYS_Decimal128 &

v

)

const

Comparison Operators

SYS_Decimal128& SYS_Decimal128::operator=

(

int32

v

)

Assignment

SYS_Decimal128& SYS_Decimal128::operator=

(

uint32

v

)

Assignment

SYS_Decimal128& SYS_Decimal128::operator=

(

fpreal32

v

)

Assignment

SYS_Decimal128& SYS_Decimal128::operator=

(

fpreal64

v

)

Assignment

bool SYS_Decimal128::operator==

(

const SYS_Decimal128 &

v

)

const

Comparison Operators

bool SYS_Decimal128::operator>

(

const SYS_Decimal128 &

v

)

const

Comparison Operators

bool SYS_Decimal128::operator>=

(

const SYS_Decimal128 &

v

)

const

Comparison Operators

int32 SYS_Decimal128::roundedInt

(

)

const

Round to nearest integer, 0.6 rounds up.

void SYS_Decimal128::toString

(

char *

str

)

const

Conversion to string, buffer must contain at least NUMBUF bytes.

void SYS_Decimal128::zero

(

)

Set to zero.

Member Data Documentation

const int SYS_Decimal128::NUMBUF = 43

static

Maximum string length+1.

Definition at line 97 of file SYS_Decimal128.h.

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

• SYS/SYS_Decimal128.h