Class InstructionDescriptor.ArgumentDescriptor

java.lang.Object

com.oracle.truffle.api.bytecode.InstructionDescriptor.ArgumentDescriptor

Enclosing class:

InstructionDescriptor

public abstract static class InstructionDescriptor.ArgumentDescriptor
extends Object

Descriptor for a single immediate argument of an instruction. Captures kind, name and encoded width of the argument.

Since:

25.1

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	ArgumentDescriptor(Object token)	Internal constructor for generated code.

Method Summary

Modifier and Type	Method	Description
abstract Instruction.Argument.Kind	getKind()	Returns the Instruction.Argument.Kind of this argument descriptor.
abstract int	getLength()	Returns width in bytes.
abstract String	getName()	Returns a human readable name for this argument.
String	toString()

Methods inherited from class Object

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

Constructor Details

ArgumentDescriptor

protected ArgumentDescriptor(Object token)

Internal constructor for generated code. Do not use.

Since:

25.1

Method Details

getKind

public abstract Instruction.Argument.Kind getKind()

Returns the Instruction.Argument.Kind of this argument descriptor.

Since:

25.1

getName

public abstract String getName()

Returns a human readable name for this argument. This could be for example "localOffset" for a local variable access instruction. Arguments with the same getKind() may have different names. A name is typically more descriptive than just the kind and should be preferred over the kind for debug output.

Since:

25.1

getLength

public abstract int getLength()

Returns width in bytes.

Since:

25.1

toString

public String toString()

Overrides:

toString in class Object

Since:

25.1