Module com.maroontress.intexpr

Package com.maroontress.intexpr.impl

Enum Class Opcode

java.lang.Object

java.lang.Enum<Opcode>

com.maroontress.intexpr.impl.Opcode

All Implemented Interfaces:

Serializable, Comparable<Opcode>, Constable

public enum Opcode
extends Enum<Opcode>

Provides constants of opcodes to visualize the syntax tree.

See Also:

• Wikipedia, Operators in C and C++

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constants

Enum Constant	Description
ADD	Addition.
AND	Bitwise AND.
CONST	Constant (immediate value).
DIV	Division.
LAND	Logical AND.
LEQ	Equal to.
LGE	Greater than or equal to.
LGT	Greater than.
LLE	Less than or equal to.
LLT	Less than.
LNE	Not equal to.
LNOT	Logical negation.
LOR	Logical OR.
MOD	Modulo.
MUL	Multiplication.
NEG	Negation.
NOT	Bitwise NOT.
OR	Bitwise OR.
POS	Positive (NOP).
SHL	Bitwise left shift.
SHR	Bitwise right shift.
SUB	Subtraction.
XOR	Bitwise XOR.

Method Summary

Modifier and Type	Method	Description
static Opcode	valueOf(String name)	Returns the enum constant of this class with the specified name.
static Opcode[]	values()	Returns an array containing the constants of this enum class, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

NEG

public static final Opcode NEG

Negation.

POS

public static final Opcode POS

Positive (NOP).

NOT

public static final Opcode NOT

Bitwise NOT.

LNOT

public static final Opcode LNOT

Logical negation.

MUL

public static final Opcode MUL

Multiplication.

DIV

public static final Opcode DIV

Division.

MOD

public static final Opcode MOD

Modulo.

ADD

public static final Opcode ADD

Addition.

SUB

public static final Opcode SUB

Subtraction.

SHR

public static final Opcode SHR

Bitwise right shift.

SHL

public static final Opcode SHL

Bitwise left shift.

LGT

public static final Opcode LGT

Greater than.

LLT

public static final Opcode LLT

Less than.

LGE

public static final Opcode LGE

Greater than or equal to.

LLE

public static final Opcode LLE

Less than or equal to.

LNE

public static final Opcode LNE

Not equal to.

LEQ

public static final Opcode LEQ

Equal to.

AND

public static final Opcode AND

Bitwise AND.

XOR

public static final Opcode XOR

Bitwise XOR.

OR

public static final Opcode OR

Bitwise OR.

LAND

public static final Opcode LAND

Logical AND.

LOR

public static final Opcode LOR

Logical OR.

CONST

public static final Opcode CONST

Constant (immediate value).

Method Details

values

public static Opcode[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:

an array containing the constants of this enum class, in the order they are declared

valueOf

public static Opcode valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum class has no constant with the specified name

NullPointerException - if the argument is null