cub::ScanLookbackPolicy

struct ScanLookbackPolicy

The tuning policy for the lookback scan algorithm in DeviceScan.

Public Functions

inline friend ::std::ostream &operator<<(

::std::ostream &os,

const ScanLookbackPolicy &p

)

Public Members

int threads_per_block

Number of threads in a CUDA block.

int items_per_thread

Number of items processed per thread.

BlockLoadAlgorithm load_algorithm

The BlockLoadAlgorithm used for loading items from global memory.

CacheLoadModifier load_modifier

The CacheLoadModifier used for loading items from global memory.

BlockStoreAlgorithm store_algorithm

The BlockStoreAlgorithm used for storing items to global memory.

BlockScanAlgorithm scan_algorithm

The BlockScanAlgorithm used for scanning within a thread block.

LookbackDelayPolicy lookback_delay

The policy configuring the delay used in decoupled lookback.

Friends

inline friend constexpr bool operator==(

const ScanLookbackPolicy &lhs,

const ScanLookbackPolicy &rhs

) noexcept

inline friend constexpr bool operator!=(

const ScanLookbackPolicy &lhs,

const ScanLookbackPolicy &rhs

) noexcept