TYPEMAP
int64_t	T_INT64
uint64_t	T_UINT64

INPUT
T_INT64
        $var = SvI64($arg);
T_UINT64
        $var = SvU64($arg);

OUTPUT
T_INT64
        $arg = newSVi64($var);
T_UINT64
        $arg = newSVu64($var);