Package org.sosy_lab.java_smt.api

Class FloatingPointNumber

java.lang.Object

org.sosy_lab.java_smt.api.FloatingPointNumber

@Immutable
public abstract class FloatingPointNumber
extends Object

Represents a floating-point number with customizable precision, consisting of sign, exponent, and mantissa components.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	DOUBLE_PRECISION_EXPONENT_SIZE
static final int	DOUBLE_PRECISION_MANTISSA_SIZE
static final int	SINGLE_PRECISION_EXPONENT_SIZE
static final int	SINGLE_PRECISION_MANTISSA_SIZE

Constructor Summary

Constructors

Constructor	Description
FloatingPointNumber()

Method Summary

Modifier and Type	Method	Description
double	doubleValue()	compute a representation as Java-based double value, if possible.
float	floatValue()	compute a representation as Java-based float value, if possible.
abstract BigInteger	getExponent()	The exponent of the floating-point number, given as numeric value.
abstract int	getExponentSize()
abstract BigInteger	getMantissa()	The mantissa (aka significand) of the floating-point number, given as numeric value.
abstract int	getMantissaSize()
abstract boolean	getSign()	Whether the number is positive (TRUE) or negative (FALSE).
static FloatingPointNumber	of(boolean sign, BigInteger exponent, BigInteger mantissa, int exponentSize, int mantissaSize)
static FloatingPointNumber	of(String bits, int exponentSize, int mantissaSize)
final String	toString()	Return a bit-representation of sign-bit, exponent, and mantissa, i.e., a concatenation of their bit-representations in this exact ordering.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Details

SINGLE_PRECISION_EXPONENT_SIZE

public static final int SINGLE_PRECISION_EXPONENT_SIZE

See Also:

• Constant Field Values

SINGLE_PRECISION_MANTISSA_SIZE

public static final int SINGLE_PRECISION_MANTISSA_SIZE

See Also:

• Constant Field Values

DOUBLE_PRECISION_EXPONENT_SIZE

public static final int DOUBLE_PRECISION_EXPONENT_SIZE

See Also:

• Constant Field Values

DOUBLE_PRECISION_MANTISSA_SIZE

public static final int DOUBLE_PRECISION_MANTISSA_SIZE

See Also:

• Constant Field Values

Constructor Details

FloatingPointNumber

public FloatingPointNumber()

Method Details

getSign

public abstract boolean getSign()

Whether the number is positive (TRUE) or negative (FALSE).

getExponent

public abstract BigInteger getExponent()

The exponent of the floating-point number, given as numeric value.

getMantissa

public abstract BigInteger getMantissa()

The mantissa (aka significand) of the floating-point number, given as numeric value.

getExponentSize

public abstract int getExponentSize()

getMantissaSize

public abstract int getMantissaSize()

of

public static FloatingPointNumber of(boolean sign,
 BigInteger exponent,
 BigInteger mantissa,
 int exponentSize,
 int mantissaSize)

of

public static FloatingPointNumber of(String bits,
 int exponentSize,
 int mantissaSize)

floatValue

public float floatValue()

compute a representation as Java-based float value, if possible.

doubleValue

public double doubleValue()

compute a representation as Java-based double value, if possible.

toString

public final String toString()

Return a bit-representation of sign-bit, exponent, and mantissa, i.e., a concatenation of their bit-representations in this exact ordering.

Overrides:

toString in class Object