dispatch_reduce_by_key.cuh File Reference

#include <stdio.h>
#include <iterator>
#include "dispatch_scan.cuh"
#include "../../agent/agent_reduce_by_key.cuh"
#include "../../thread/thread_operators.cuh"
#include "../../grid/grid_queue.cuh"
#include "../../util_device.cuh"
#include "../../util_namespace.cuh"

Go to the source code of this file.

Data Structures
struct	cub::DispatchReduceByKey< KeysInputIteratorT, UniqueOutputIteratorT, ValuesInputIteratorT, AggregatesOutputIteratorT, NumRunsOutputIteratorT, EqualityOpT, ReductionOpT, OffsetT >
	< Signed integer type for global offsets More...
struct	cub::DispatchReduceByKey< KeysInputIteratorT, UniqueOutputIteratorT, ValuesInputIteratorT, AggregatesOutputIteratorT, NumRunsOutputIteratorT, EqualityOpT, ReductionOpT, OffsetT >::Policy350
	SM35. More...
struct	cub::DispatchReduceByKey< KeysInputIteratorT, UniqueOutputIteratorT, ValuesInputIteratorT, AggregatesOutputIteratorT, NumRunsOutputIteratorT, EqualityOpT, ReductionOpT, OffsetT >::Policy300
	SM30. More...
struct	cub::DispatchReduceByKey< KeysInputIteratorT, UniqueOutputIteratorT, ValuesInputIteratorT, AggregatesOutputIteratorT, NumRunsOutputIteratorT, EqualityOpT, ReductionOpT, OffsetT >::Policy200
	SM20. More...
struct	cub::DispatchReduceByKey< KeysInputIteratorT, UniqueOutputIteratorT, ValuesInputIteratorT, AggregatesOutputIteratorT, NumRunsOutputIteratorT, EqualityOpT, ReductionOpT, OffsetT >::Policy130
	SM13. More...
struct	cub::DispatchReduceByKey< KeysInputIteratorT, UniqueOutputIteratorT, ValuesInputIteratorT, AggregatesOutputIteratorT, NumRunsOutputIteratorT, EqualityOpT, ReductionOpT, OffsetT >::Policy110
	SM11. More...
struct	cub::DispatchReduceByKey< KeysInputIteratorT, UniqueOutputIteratorT, ValuesInputIteratorT, AggregatesOutputIteratorT, NumRunsOutputIteratorT, EqualityOpT, ReductionOpT, OffsetT >::PtxReduceByKeyPolicy
struct	cub::DispatchReduceByKey< KeysInputIteratorT, UniqueOutputIteratorT, ValuesInputIteratorT, AggregatesOutputIteratorT, NumRunsOutputIteratorT, EqualityOpT, ReductionOpT, OffsetT >::KernelConfig

Namespaces
namespace	cub
	Optional outer namespace(s)

Functions
template<typename AgentReduceByKeyPolicyT , typename KeysInputIteratorT , typename UniqueOutputIteratorT , typename ValuesInputIteratorT , typename AggregatesOutputIteratorT , typename NumRunsOutputIteratorT , typename ScanTileStateT , typename EqualityOpT , typename ReductionOpT , typename OffsetT >
	cub::__launch_bounds__ (int(AgentReduceByKeyPolicyT::BLOCK_THREADS)) __global__ void DeviceReduceByKeyKernel(KeysInputIteratorT d_keys_in
	< Signed integer type for global offsets
	cub::AgentReduceByKeyT (temp_storage, d_keys_in, d_unique_out, d_values_in, d_aggregates_out, d_num_runs_out, equality_op, reduction_op).ConsumeRange(num_items

Variables
UniqueOutputIteratorT	cub::d_unique_out
	< Pointer to the input sequence of keys
UniqueOutputIteratorT ValuesInputIteratorT AggregatesOutputIteratorT	cub::d_aggregates_out
	Pointer to the output sequence of value aggregates (one aggregate per run)
UniqueOutputIteratorT ValuesInputIteratorT AggregatesOutputIteratorT NumRunsOutputIteratorT	cub::d_num_runs_out
	Pointer to total number of runs encountered (i.e., the length of d_unique_out)
UniqueOutputIteratorT ValuesInputIteratorT AggregatesOutputIteratorT NumRunsOutputIteratorT ScanTileStateT	cub::tile_state
	Tile status interface.
UniqueOutputIteratorT ValuesInputIteratorT AggregatesOutputIteratorT NumRunsOutputIteratorT ScanTileStateT int	cub::start_tile
	The starting tile for the current grid.
UniqueOutputIteratorT ValuesInputIteratorT AggregatesOutputIteratorT NumRunsOutputIteratorT ScanTileStateT int EqualityOpT	cub::equality_op
	KeyT equality operator.

Detailed Description

cub::DeviceReduceByKey provides device-wide, parallel operations for reducing segments of values residing within device-accessible memory.

Definition in file dispatch_reduce_by_key.cuh.