uk.ac.man.cs.rainbow.simulator.rasm
Class Call

java.lang.Object
  |
  +--uk.ac.man.cs.rainbow.simulator.Instruction
        |
        +--uk.ac.man.cs.rainbow.simulator.rasm.Call

All Implemented Interfaces:

Serializable

public class Call

extends Instruction

Call a function or procedure. Stores the old program counter (replacing it with addr), start a new stack frame, and initialise the frame from the top n values on the stack. The values v_n ... v₁ are moved to the new stack frame, and are not preserved in the old one.

v_n ... v₁ addr n v_n ... v₁

See Also:

Return, Serialized Form

Inner classes inherited from class uk.ac.man.cs.rainbow.simulator.Instruction

Instruction.MACRO

Constructor Summary

Call()

Call(RASMCode code)

Method Summary

protected boolean	execute(RASMThread thread) Make this instruction execute in the given context.
String	toString()

Methods inherited from class uk.ac.man.cs.rainbow.simulator.Instruction

addClass, getInstruction, getInstruction, getInstruction

Methods inherited from class java.lang.Object

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

Constructor Detail

Call

public Call()

Call

public Call(RASMCode code)

Method Detail

toString

public String toString()

Overrides:

toString in class Object

execute

protected boolean execute(RASMThread thread)
                   throws RASMThread.Exception

Description copied from class: Instruction

Make this instruction execute in the given context.

Overrides:

execute in class Instruction

Following copied from class: uk.ac.man.cs.rainbow.simulator.Instruction

Throws:

RainbowException - All sorts of things can go wrong during execution...