cub::SelectLookbackPolicy

struct SelectLookbackPolicy

The lookback tuning policy for all non-ByKey algorithms in DeviceSelect.

Public Functions

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

::std::ostream &os,

const SelectLookbackPolicy &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.

BlockScanAlgorithm scan_algorithm

The BlockScanAlgorithm used for scanning.

LookbackDelayPolicy lookback_delay

The policy configuring the delay used in decoupled lookback.

detail::LoadPrefetch _load_prefetch = detail::LoadPrefetch::none

Implementation detail; do not use directly.

Friends

inline friend constexpr bool operator==(

const SelectLookbackPolicy &lhs,

const SelectLookbackPolicy &rhs

) noexcept

inline friend constexpr bool operator!=(

const SelectLookbackPolicy &lhs,

const SelectLookbackPolicy &rhs

) noexcept