dispatch_reduce.cuh File Reference

#include <stdio.h>
#include <iterator>
#include "../../agent/agent_reduce.cuh"
#include "../../iterator/arg_index_input_iterator.cuh"
#include "../../thread/thread_operators.cuh"
#include "../../grid/grid_even_share.cuh"
#include "../../util_debug.cuh"
#include "../../util_device.cuh"
#include "../../util_namespace.cuh"

Go to the source code of this file.

Data Structures
struct	cub::DeviceReducePolicy< OuputT, OffsetT, ReductionOpT >
	< Binary reduction functor type having member T operator()(const T &a, const T &b) More...
struct	cub::DeviceReducePolicy< OuputT, OffsetT, ReductionOpT >::Policy130
	SM13. More...
struct	cub::DeviceReducePolicy< OuputT, OffsetT, ReductionOpT >::Policy200
	SM20. More...
struct	cub::DeviceReducePolicy< OuputT, OffsetT, ReductionOpT >::Policy300
	SM30. More...
struct	cub::DeviceReducePolicy< OuputT, OffsetT, ReductionOpT >::Policy350
	SM35. More...
struct	cub::DeviceReducePolicy< OuputT, OffsetT, ReductionOpT >::Policy600
	SM60. More...
struct	cub::DispatchReduce< InputIteratorT, OutputIteratorT, OffsetT, ReductionOpT >
	< Binary reduction functor type having member T operator()(const T &a, const T &b) More...
struct	cub::DispatchSegmentedReduce< InputIteratorT, OutputIteratorT, OffsetIteratorT, OffsetT, ReductionOpT >
	< Binary reduction functor type having member T operator()(const T &a, const T &b) More...

Namespaces
namespace	cub
	Optional outer namespace(s)

Typedefs
typedef AgentReduce< typename ChainedPolicyT::ActivePolicy::ReducePolicy, InputIteratorT, OutputIteratorT, OffsetT, ReductionOpT >	cub::AgentReduceT

Functions
template<typename ChainedPolicyT , typename InputIteratorT , typename OutputIteratorT , typename OffsetT , typename ReductionOpT >
	cub::__launch_bounds__ (int(ChainedPolicyT::ActivePolicy::ReducePolicy::BLOCK_THREADS)) __global__ void DeviceReduceKernel(InputIteratorT d_in
	< Binary reduction functor type having member T operator()(const T &a, const T &b)
	cub::if (threadIdx.x==0) d_out[blockIdx.x] = reduction_op(init, block_aggregate)
template<typename ChainedPolicyT , typename InputIteratorT , typename OutputIteratorT , typename OffsetT , typename ReductionOpT , typename OuputT >
	cub::__launch_bounds__ (int(ChainedPolicyT::ActivePolicy::SingleTilePolicy::BLOCK_THREADS), 1) __global__ void DeviceReduceSingleTileKernel(InputIteratorT d_in
	< Data element type that is convertible to the value type of OutputIteratorT
	cub::if (num_items==0)
template<typename T , typename OffsetT , typename IteratorT >
__device__ __forceinline__ void	cub::NormalizeReductionOutput (T &, OffsetT, IteratorT)
	Normalize input iterator to segment offset.
template<typename KeyValuePairT , typename OffsetT , typename WrappedIteratorT , typename OutputValueT >
__device__ __forceinline__ void	cub::NormalizeReductionOutput (KeyValuePairT &val, OffsetT base_offset, ArgIndexInputIterator< WrappedIteratorT, OffsetT, OutputValueT >)
	Normalize input iterator to segment offset (specialized for arg-index)
template<typename ChainedPolicyT , typename InputIteratorT , typename OutputIteratorT , typename OffsetIteratorT , typename OffsetT , typename ReductionOpT , typename OutputT >
	cub::__launch_bounds__ (int(ChainedPolicyT::ActivePolicy::ReducePolicy::BLOCK_THREADS)) __global__ void DeviceSegmentedReduceKernel(InputIteratorT d_in
	< Data element type that is convertible to the value type of OutputIteratorT
	cub::if (segment_begin==segment_end)
	cub::NormalizeReductionOutput (block_aggregate, segment_begin, d_in)

Variables
OutputIteratorT	cub::d_out
	< [in] Pointer to the input sequence of data items
OutputIteratorT OffsetT GridEvenShare< OffsetT > ReductionOpT	cub::reduction_op
	< [in] Binary reduction functor
OutputT	cub::block_aggregate = AgentReduceT(temp_storage, d_in, reduction_op).ConsumeTiles(even_share)
OutputIteratorT OffsetT ReductionOpT OuputT	cub::init
	< [in] The initial value of the reduction

Detailed Description

cub::DeviceReduce provides device-wide, parallel operations for computing a reduction across a sequence of data items residing within device-accessible memory.

Definition in file dispatch_reduce.cuh.