vstack.loadLocal(eContext, ebpOfs);
    public final void visit_dstore(int index) {        //TODO: port to orp-style        Item val = vstack.popItem(Item.DOUBLE);        val.push(eContext);        val.release(eContext);        int ebpOfs = stackFrame.getWideEbpOffset(index);        helper.writePOP64(Register.EAX, Register.EDX);        os.writeMOV(INTSIZE, FP, ebpOfs, Register.EAX);        os.writeMOV(INTSIZE, FP, ebpOfs + 4, Register.EDX);    }