private RefItem(int kind, Register reg, VmConstString val, int offsetToFP) { super(kind, reg, offsetToFP); this.value = val;
RefItem(ItemFactory factory) { super(factory);
	private RefItem(int kind, Register reg, VmConstString val, int offsetToFP) {		super(kind, reg, offsetToFP);		this.value = val;	}