tvp1.getValue(tp.doublep);
castToDouble.convertDouble(tp.doublep, dOut);
break;
case ValueTag.XS_FLOAT_TAG:
tvp1.getValue(tp.floatp);
castToDouble.convertFloat(tp.floatp, dOut);
break;
case ValueTag.XS_SHORT_TAG:
case ValueTag.XS_UNSIGNED_BYTE_TAG:
tvp1.getValue(tp.shortp);
castToDouble.convertShort(tp.shortp, dOut);