return slotList.get(slotList.size() - loc);
return slotList.get(slotList.size() - (loc+1));
	public ValueType getStackValue(int loc) throws DataflowAnalysisException {		int stackDepth = getStackDepth();		if (loc >= stackDepth)			throw new DataflowAnalysisException("not enough values on stack");		return slotList.get(slotList.size() - loc);	}