cuda::experimental::stf::access_mode# enum class cuda::experimental::stf::access_mode : unsigned int# Encodes an access mode (read, write, redux, …) Values: enumerator none = 0# enumerator read = 1# enumerator write = 2# enumerator rw = 3# enumerator relaxed = 4# enumerator reduce = 8# enumerator reduce_no_init = 16#