cub::WarpExchange< T, ITEMS_PER_THREAD, LOGICAL_WARP_THREADS, PTX_ARCH > Class Template Reference

Detailed Description

template<typename T, int ITEMS_PER_THREAD, int LOGICAL_WARP_THREADS = CUB_PTX_WARP_THREADS, int PTX_ARCH = CUB_PTX_ARCH>
class cub::WarpExchange< T, ITEMS_PER_THREAD, LOGICAL_WARP_THREADS, PTX_ARCH >

Definition at line 1134 of file block_exchange.cuh.

Data Structures
struct	_TempStorage
	Shared memory storage layout type. More...
struct	TempStorage
	\smemstorage{WarpExchange} More...

Public Member Functions
__device__ __forceinline__	WarpExchange (TempStorage &temp_storage)
	Constructor.
template<typename OffsetT >
__device__ __forceinline__ void	ScatterToStriped (T items[ITEMS_PER_THREAD], OffsetT ranks[ITEMS_PER_THREAD])
	Exchanges valid data items annotated by rank into striped arrangement.

Private Types
enum	{   IS_ARCH_WARP = (LOGICAL_WARP_THREADS == CUB_WARP_THREADS(PTX_ARCH)) , WARP_ITEMS = (ITEMS_PER_THREAD * LOGICAL_WARP_THREADS) + 1 , LOG_SMEM_BANKS = CUB_LOG_SMEM_BANKS(PTX_ARCH) , SMEM_BANKS = 1 << LOG_SMEM_BANKS ,   INSERT_PADDING = (ITEMS_PER_THREAD > 4) && (PowerOfTwo<ITEMS_PER_THREAD>::VALUE) , PADDING_ITEMS = (INSERT_PADDING) ? (WARP_ITEMS >> LOG_SMEM_BANKS) : 0 }
	Constants. More...

Private Attributes
_TempStorage &	temp_storage
int	lane_id

Member Enumeration Documentation

anonymous enum

template<typename T , int ITEMS_PER_THREAD, int LOGICAL_WARP_THREADS = CUB_PTX_WARP_THREADS, int PTX_ARCH = CUB_PTX_ARCH>

anonymous enum

private

Constants.

Definition at line 1143 of file block_exchange.cuh.

Constructor & Destructor Documentation

WarpExchange()

template<typename T , int ITEMS_PER_THREAD, int LOGICAL_WARP_THREADS = CUB_PTX_WARP_THREADS, int PTX_ARCH = CUB_PTX_ARCH>

__device__ __forceinline__ cub::WarpExchange< T, ITEMS_PER_THREAD, LOGICAL_WARP_THREADS, PTX_ARCH >::WarpExchange ( TempStorage &  temp_storage )

inline

Constructor.

Definition at line 1190 of file block_exchange.cuh.

Member Function Documentation

ScatterToStriped()

template<typename T , int ITEMS_PER_THREAD, int LOGICAL_WARP_THREADS = CUB_PTX_WARP_THREADS, int PTX_ARCH = CUB_PTX_ARCH>

template<typename OffsetT >

__device__ __forceinline__ void cub::WarpExchange< T, ITEMS_PER_THREAD, LOGICAL_WARP_THREADS, PTX_ARCH >::ScatterToStriped ( T  items[ITEMS_PER_THREAD], OffsetT  ranks[ITEMS_PER_THREAD]  )

inline

Exchanges valid data items annotated by rank into striped arrangement.

• \smemreuse

Template Parameters

OffsetT

[inferred] Signed integer type for local offsets

Parameters

	items	[in-out] Items to exchange
[in]	ranks	Corresponding scatter ranks

Definition at line 1213 of file block_exchange.cuh.

Field Documentation

lane_id

template<typename T , int ITEMS_PER_THREAD, int LOGICAL_WARP_THREADS = CUB_PTX_WARP_THREADS, int PTX_ARCH = CUB_PTX_ARCH>

int cub::WarpExchange< T, ITEMS_PER_THREAD, LOGICAL_WARP_THREADS, PTX_ARCH >::lane_id

private

Definition at line 1181 of file block_exchange.cuh.

temp_storage

template<typename T , int ITEMS_PER_THREAD, int LOGICAL_WARP_THREADS = CUB_PTX_WARP_THREADS, int PTX_ARCH = CUB_PTX_ARCH>

_TempStorage& cub::WarpExchange< T, ITEMS_PER_THREAD, LOGICAL_WARP_THREADS, PTX_ARCH >::temp_storage

private

Definition at line 1180 of file block_exchange.cuh.

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The documentation for this class was generated from the following file:

• openfpm_data/src/util/cuda/cub_old/block/block_exchange.cuh