vstack.push(createConst(toType, ((FPItem) v).getFPValue()));
vstack.push(createConst(toType, getFPValue(v)));
    final static void convert(EmitterContext ec, VirtualStack vstack,            int fromType, int toType) {        final Item v = vstack.pop(fromType);        if (v.isConstant()) {            vstack.push(createConst(toType, ((FPItem) v).getFPValue()));        } else {            v.pushToFPU(ec);            vstack.fpuStack.pop(v);            vstack.push(createFPUStack(toType));        }    }