DoubleHelper

java.lang.Object
- org.htmlunit.corejs.javascript.v8dtoa.DoubleHelper

public class DoubleHelper
extends java.lang.Object

Field Summary

Fields
Modifier and Type	Field	Description
`private static int`	`kDenormalExponent`
`private static int`	`kExponentBias`
`(package private) static long`	`kExponentMask`
`(package private) static long`	`kHiddenBit`
`(package private) static long`	`kSignificandMask`
`private static int`	`kSignificandSize`
`(package private) static long`	`kSignMask`

Constructor Summary

Constructors
Constructor Description

DoubleHelper()

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`(package private) static DiyFp`	`asDiyFp(long d64)`
`(package private) static DiyFp`	`asNormalizedDiyFp(long d64)`
`(package private) static int`	`exponent(long d64)`
`(package private) static boolean`	`isDenormal(long d64)`
`(package private) static boolean`	`isInfinite(long d64)`
`(package private) static boolean`	`isNan(long d64)`
`(package private) static boolean`	`isSpecial(long d64)`
`(package private) static void`	`normalizedBoundaries(long d64, DiyFp m_minus, DiyFp m_plus)`
`(package private) static int`	`sign(long d64)`
`(package private) static long`	`significand(long d64)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail
- kSignMask
```
static final long kSignMask
```
  See Also:
  
  Constant Field Values
- kExponentMask
```
static final long kExponentMask
```
  See Also:
  
  Constant Field Values
- kSignificandMask
```
static final long kSignificandMask
```
  See Also:
  
  Constant Field Values
- kHiddenBit
```
static final long kHiddenBit
```
  See Also:
  
  Constant Field Values
- kSignificandSize
```
private static final int kSignificandSize
```
  See Also:
  
  Constant Field Values
- kExponentBias
```
private static final int kExponentBias
```
  See Also:
  
  Constant Field Values
- kDenormalExponent
```
private static final int kDenormalExponent
```
  See Also:
  
  Constant Field Values

Constructor Detail
- DoubleHelper
```
public DoubleHelper()
```

Method Detail

asDiyFp
```
static DiyFp asDiyFp(long d64)
```

asNormalizedDiyFp

static DiyFp asNormalizedDiyFp(long d64)

exponent
```
static int exponent(long d64)
```

significand
```
static long significand(long d64)
```

isDenormal

static boolean isDenormal(long d64)

isSpecial

static boolean isSpecial(long d64)

isNan
```
static boolean isNan(long d64)
```

isInfinite

static boolean isInfinite(long d64)

sign
```
static int sign(long d64)
```

normalizedBoundaries

static void normalizedBoundaries(long d64,
                                 DiyFp m_minus,
                                 DiyFp m_plus)