internal override void Execute()
{
var identDest = this.operands[0] as IdentOperand;
var identAdd1 = this.operands[1] as IdentOperand;
var identAdd2 = this.operands[2] as IdentOperand;
int val1 = Convert.ToInt32(store.Get(identAdd1));
int val2 = Convert.ToInt32(store.Get(identAdd2));
int res = val1 + val2;
NumOperand num = new NumOperand(res);
SetOpCode setOp = new SetOpCode(new Operand[] { identDest, num }, store);
setOp.Execute();
}