/home/runner/work/cccl/cccl/cub/cub/device/device_segmented_sort.cuh
File members: /home/runner/work/cccl/cccl/cub/cub/device/device_segmented_sort.cuh
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*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
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* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
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* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
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#pragma once
#include <cub/config.cuh>
#if defined(_CCCL_IMPLICIT_SYSTEM_HEADER_GCC)
# pragma GCC system_header
#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_CLANG)
# pragma clang system_header
#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
# pragma system_header
#endif // no system header
#include <cub/detail/nvtx.cuh>
#include <cub/device/dispatch/dispatch_segmented_sort.cuh>
#include <cub/util_deprecated.cuh>
#include <cub/util_namespace.cuh>
CUB_NAMESPACE_BEGIN
struct DeviceSegmentedSort
{
private:
// Name reported for NVTX ranges
_CCCL_HOST_DEVICE static constexpr auto GetName() -> const char*
{
return "cub::DeviceSegmentedRadixSort";
}
// Internal version without NVTX range
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t SortKeysNoNVTX(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
constexpr bool is_descending = false;
constexpr bool is_overwrite_okay = false;
using DispatchT =
DispatchSegmentedSort<is_descending, KeyT, cub::NullType, int, BeginOffsetIteratorT, EndOffsetIteratorT>;
DoubleBuffer<KeyT> d_keys(const_cast<KeyT*>(d_keys_in), d_keys_out);
DoubleBuffer<NullType> d_values;
return DispatchT::Dispatch(
d_temp_storage,
temp_storage_bytes,
d_keys,
d_values,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
is_overwrite_okay,
stream);
}
public:
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t SortKeys(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
CUB_DETAIL_NVTX_RANGE_SCOPE_IF(d_temp_storage, GetName());
return SortKeysNoNVTX(
d_temp_storage,
temp_storage_bytes,
d_keys_in,
d_keys_out,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_DETAIL_RUNTIME_DEBUG_SYNC_IS_NOT_SUPPORTED CUB_RUNTIME_FUNCTION static cudaError_t SortKeys(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream,
bool debug_synchronous)
{
CUB_DETAIL_RUNTIME_DEBUG_SYNC_USAGE_LOG
return SortKeys<KeyT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys_in,
d_keys_out,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
private:
// Internal version without NVTX range
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t SortKeysDescendingNoNVTX(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
constexpr bool is_descending = true;
constexpr bool is_overwrite_okay = false;
using DispatchT =
DispatchSegmentedSort<is_descending, KeyT, cub::NullType, int, BeginOffsetIteratorT, EndOffsetIteratorT>;
DoubleBuffer<KeyT> d_keys(const_cast<KeyT*>(d_keys_in), d_keys_out);
DoubleBuffer<NullType> d_values;
return DispatchT::Dispatch(
d_temp_storage,
temp_storage_bytes,
d_keys,
d_values,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
is_overwrite_okay,
stream);
}
public:
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t SortKeysDescending(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
CUB_DETAIL_NVTX_RANGE_SCOPE_IF(d_temp_storage, GetName());
return SortKeysDescendingNoNVTX(
d_temp_storage,
temp_storage_bytes,
d_keys_in,
d_keys_out,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_DETAIL_RUNTIME_DEBUG_SYNC_IS_NOT_SUPPORTED CUB_RUNTIME_FUNCTION static cudaError_t SortKeysDescending(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream,
bool debug_synchronous)
{
CUB_DETAIL_RUNTIME_DEBUG_SYNC_USAGE_LOG
return SortKeysDescending<KeyT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys_in,
d_keys_out,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
private:
// Internal version without NVTX range
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t SortKeysNoNVTX(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
constexpr bool is_descending = false;
constexpr bool is_overwrite_okay = true;
using DispatchT =
DispatchSegmentedSort<is_descending, KeyT, cub::NullType, int, BeginOffsetIteratorT, EndOffsetIteratorT>;
DoubleBuffer<NullType> d_values;
return DispatchT::Dispatch(
d_temp_storage,
temp_storage_bytes,
d_keys,
d_values,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
is_overwrite_okay,
stream);
}
public:
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t SortKeys(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
CUB_DETAIL_NVTX_RANGE_SCOPE_IF(d_temp_storage, GetName());
return SortKeysNoNVTX(
d_temp_storage, temp_storage_bytes, d_keys, num_items, num_segments, d_begin_offsets, d_end_offsets, stream);
}
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_DETAIL_RUNTIME_DEBUG_SYNC_IS_NOT_SUPPORTED CUB_RUNTIME_FUNCTION static cudaError_t SortKeys(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream,
bool debug_synchronous)
{
CUB_DETAIL_RUNTIME_DEBUG_SYNC_USAGE_LOG
return SortKeys<KeyT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage, temp_storage_bytes, d_keys, num_items, num_segments, d_begin_offsets, d_end_offsets, stream);
}
private:
// Internal version without NVTX range
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t SortKeysDescendingNoNVTX(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
constexpr bool is_descending = true;
constexpr bool is_overwrite_okay = true;
using DispatchT =
DispatchSegmentedSort<is_descending, KeyT, cub::NullType, int, BeginOffsetIteratorT, EndOffsetIteratorT>;
DoubleBuffer<NullType> d_values;
return DispatchT::Dispatch(
d_temp_storage,
temp_storage_bytes,
d_keys,
d_values,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
is_overwrite_okay,
stream);
}
public:
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t SortKeysDescending(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
CUB_DETAIL_NVTX_RANGE_SCOPE_IF(d_temp_storage, GetName());
return SortKeysDescendingNoNVTX(
d_temp_storage, temp_storage_bytes, d_keys, num_items, num_segments, d_begin_offsets, d_end_offsets, stream);
}
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_DETAIL_RUNTIME_DEBUG_SYNC_IS_NOT_SUPPORTED CUB_RUNTIME_FUNCTION static cudaError_t SortKeysDescending(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream,
bool debug_synchronous)
{
CUB_DETAIL_RUNTIME_DEBUG_SYNC_USAGE_LOG
return SortKeysDescending<KeyT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage, temp_storage_bytes, d_keys, num_items, num_segments, d_begin_offsets, d_end_offsets, stream);
}
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t StableSortKeys(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
CUB_DETAIL_NVTX_RANGE_SCOPE_IF(d_temp_storage, GetName());
return SortKeysNoNVTX<KeyT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys_in,
d_keys_out,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_DETAIL_RUNTIME_DEBUG_SYNC_IS_NOT_SUPPORTED CUB_RUNTIME_FUNCTION static cudaError_t StableSortKeys(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream,
bool debug_synchronous)
{
CUB_DETAIL_RUNTIME_DEBUG_SYNC_USAGE_LOG
return StableSortKeys<KeyT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys_in,
d_keys_out,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t StableSortKeysDescending(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
CUB_DETAIL_NVTX_RANGE_SCOPE_IF(d_temp_storage, GetName());
return SortKeysDescendingNoNVTX<KeyT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys_in,
d_keys_out,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_DETAIL_RUNTIME_DEBUG_SYNC_IS_NOT_SUPPORTED CUB_RUNTIME_FUNCTION static cudaError_t StableSortKeysDescending(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream,
bool debug_synchronous)
{
CUB_DETAIL_RUNTIME_DEBUG_SYNC_USAGE_LOG
return StableSortKeysDescending<KeyT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys_in,
d_keys_out,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t StableSortKeys(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
CUB_DETAIL_NVTX_RANGE_SCOPE_IF(d_temp_storage, GetName());
return SortKeysNoNVTX<KeyT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage, temp_storage_bytes, d_keys, num_items, num_segments, d_begin_offsets, d_end_offsets, stream);
}
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_DETAIL_RUNTIME_DEBUG_SYNC_IS_NOT_SUPPORTED CUB_RUNTIME_FUNCTION static cudaError_t StableSortKeys(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream,
bool debug_synchronous)
{
CUB_DETAIL_RUNTIME_DEBUG_SYNC_USAGE_LOG
return StableSortKeys<KeyT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage, temp_storage_bytes, d_keys, num_items, num_segments, d_begin_offsets, d_end_offsets, stream);
}
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t StableSortKeysDescending(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
CUB_DETAIL_NVTX_RANGE_SCOPE_IF(d_temp_storage, GetName());
return SortKeysDescendingNoNVTX<KeyT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage, temp_storage_bytes, d_keys, num_items, num_segments, d_begin_offsets, d_end_offsets, stream);
}
template <typename KeyT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_DETAIL_RUNTIME_DEBUG_SYNC_IS_NOT_SUPPORTED CUB_RUNTIME_FUNCTION static cudaError_t StableSortKeysDescending(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream,
bool debug_synchronous)
{
CUB_DETAIL_RUNTIME_DEBUG_SYNC_USAGE_LOG
return StableSortKeysDescending<KeyT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage, temp_storage_bytes, d_keys, num_items, num_segments, d_begin_offsets, d_end_offsets, stream);
}
private:
// Internal version without NVTX range
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t SortPairsNoNVTX(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
const ValueT* d_values_in,
ValueT* d_values_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
constexpr bool is_descending = false;
constexpr bool is_overwrite_okay = false;
using DispatchT = DispatchSegmentedSort<is_descending, KeyT, ValueT, int, BeginOffsetIteratorT, EndOffsetIteratorT>;
DoubleBuffer<KeyT> d_keys(const_cast<KeyT*>(d_keys_in), d_keys_out);
DoubleBuffer<ValueT> d_values(const_cast<ValueT*>(d_values_in), d_values_out);
return DispatchT::Dispatch(
d_temp_storage,
temp_storage_bytes,
d_keys,
d_values,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
is_overwrite_okay,
stream);
}
public:
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t SortPairs(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
const ValueT* d_values_in,
ValueT* d_values_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
CUB_DETAIL_NVTX_RANGE_SCOPE_IF(d_temp_storage, GetName());
return SortPairsNoNVTX(
d_temp_storage,
temp_storage_bytes,
d_keys_in,
d_keys_out,
d_values_in,
d_values_out,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_DETAIL_RUNTIME_DEBUG_SYNC_IS_NOT_SUPPORTED CUB_RUNTIME_FUNCTION static cudaError_t SortPairs(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
const ValueT* d_values_in,
ValueT* d_values_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream,
bool debug_synchronous)
{
CUB_DETAIL_RUNTIME_DEBUG_SYNC_USAGE_LOG
return SortPairs<KeyT, ValueT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys_in,
d_keys_out,
d_values_in,
d_values_out,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
private:
// Internal version without NVTX range
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t SortPairsDescendingNoNVTX(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
const ValueT* d_values_in,
ValueT* d_values_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
constexpr bool is_descending = true;
constexpr bool is_overwrite_okay = false;
using DispatchT = DispatchSegmentedSort<is_descending, KeyT, ValueT, int, BeginOffsetIteratorT, EndOffsetIteratorT>;
DoubleBuffer<KeyT> d_keys(const_cast<KeyT*>(d_keys_in), d_keys_out);
DoubleBuffer<ValueT> d_values(const_cast<ValueT*>(d_values_in), d_values_out);
return DispatchT::Dispatch(
d_temp_storage,
temp_storage_bytes,
d_keys,
d_values,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
is_overwrite_okay,
stream);
}
public:
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t SortPairsDescending(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
const ValueT* d_values_in,
ValueT* d_values_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
CUB_DETAIL_NVTX_RANGE_SCOPE_IF(d_temp_storage, GetName());
return SortPairsDescendingNoNVTX(
d_temp_storage,
temp_storage_bytes,
d_keys_in,
d_keys_out,
d_values_in,
d_values_out,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_DETAIL_RUNTIME_DEBUG_SYNC_IS_NOT_SUPPORTED CUB_RUNTIME_FUNCTION static cudaError_t SortPairsDescending(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
const ValueT* d_values_in,
ValueT* d_values_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream,
bool debug_synchronous)
{
CUB_DETAIL_RUNTIME_DEBUG_SYNC_USAGE_LOG
return SortPairsDescending<KeyT, ValueT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys_in,
d_keys_out,
d_values_in,
d_values_out,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
private:
// Internal version without NVTX range
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t SortPairsNoNVTX(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
DoubleBuffer<ValueT>& d_values,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
constexpr bool is_descending = false;
constexpr bool is_overwrite_okay = true;
using DispatchT = DispatchSegmentedSort<is_descending, KeyT, ValueT, int, BeginOffsetIteratorT, EndOffsetIteratorT>;
return DispatchT::Dispatch(
d_temp_storage,
temp_storage_bytes,
d_keys,
d_values,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
is_overwrite_okay,
stream);
}
public:
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t SortPairs(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
DoubleBuffer<ValueT>& d_values,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
CUB_DETAIL_NVTX_RANGE_SCOPE_IF(d_temp_storage, GetName());
return SortPairsNoNVTX(
d_temp_storage,
temp_storage_bytes,
d_keys,
d_values,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_DETAIL_RUNTIME_DEBUG_SYNC_IS_NOT_SUPPORTED CUB_RUNTIME_FUNCTION static cudaError_t SortPairs(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
DoubleBuffer<ValueT>& d_values,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream,
bool debug_synchronous)
{
CUB_DETAIL_RUNTIME_DEBUG_SYNC_USAGE_LOG
return SortPairs<KeyT, ValueT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys,
d_values,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
private:
// Internal version without NVTX range
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t SortPairsDescendingNoNVTX(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
DoubleBuffer<ValueT>& d_values,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
constexpr bool is_descending = true;
constexpr bool is_overwrite_okay = true;
using DispatchT = DispatchSegmentedSort<is_descending, KeyT, ValueT, int, BeginOffsetIteratorT, EndOffsetIteratorT>;
return DispatchT::Dispatch(
d_temp_storage,
temp_storage_bytes,
d_keys,
d_values,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
is_overwrite_okay,
stream);
}
public:
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t SortPairsDescending(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
DoubleBuffer<ValueT>& d_values,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
CUB_DETAIL_NVTX_RANGE_SCOPE_IF(d_temp_storage, GetName());
return SortPairsDescendingNoNVTX(
d_temp_storage,
temp_storage_bytes,
d_keys,
d_values,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_DETAIL_RUNTIME_DEBUG_SYNC_IS_NOT_SUPPORTED CUB_RUNTIME_FUNCTION static cudaError_t SortPairsDescending(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
DoubleBuffer<ValueT>& d_values,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream,
bool debug_synchronous)
{
CUB_DETAIL_RUNTIME_DEBUG_SYNC_USAGE_LOG
return SortPairsDescending<KeyT, ValueT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys,
d_values,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t StableSortPairs(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
const ValueT* d_values_in,
ValueT* d_values_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
CUB_DETAIL_NVTX_RANGE_SCOPE_IF(d_temp_storage, GetName());
return SortPairsNoNVTX<KeyT, ValueT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys_in,
d_keys_out,
d_values_in,
d_values_out,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_DETAIL_RUNTIME_DEBUG_SYNC_IS_NOT_SUPPORTED CUB_RUNTIME_FUNCTION static cudaError_t StableSortPairs(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
const ValueT* d_values_in,
ValueT* d_values_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream,
bool debug_synchronous)
{
CUB_DETAIL_RUNTIME_DEBUG_SYNC_USAGE_LOG
return StableSortPairs<KeyT, ValueT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys_in,
d_keys_out,
d_values_in,
d_values_out,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t StableSortPairsDescending(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
const ValueT* d_values_in,
ValueT* d_values_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
CUB_DETAIL_NVTX_RANGE_SCOPE_IF(d_temp_storage, GetName());
return SortPairsDescendingNoNVTX<KeyT, ValueT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys_in,
d_keys_out,
d_values_in,
d_values_out,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_DETAIL_RUNTIME_DEBUG_SYNC_IS_NOT_SUPPORTED CUB_RUNTIME_FUNCTION static cudaError_t StableSortPairsDescending(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
const KeyT* d_keys_in,
KeyT* d_keys_out,
const ValueT* d_values_in,
ValueT* d_values_out,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream,
bool debug_synchronous)
{
CUB_DETAIL_RUNTIME_DEBUG_SYNC_USAGE_LOG
return StableSortPairsDescending<KeyT, ValueT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys_in,
d_keys_out,
d_values_in,
d_values_out,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t StableSortPairs(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
DoubleBuffer<ValueT>& d_values,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
CUB_DETAIL_NVTX_RANGE_SCOPE_IF(d_temp_storage, GetName());
return SortPairsNoNVTX<KeyT, ValueT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys,
d_values,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_DETAIL_RUNTIME_DEBUG_SYNC_IS_NOT_SUPPORTED CUB_RUNTIME_FUNCTION static cudaError_t StableSortPairs(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
DoubleBuffer<ValueT>& d_values,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream,
bool debug_synchronous)
{
CUB_DETAIL_RUNTIME_DEBUG_SYNC_USAGE_LOG
return StableSortPairs<KeyT, ValueT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys,
d_values,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_RUNTIME_FUNCTION static cudaError_t StableSortPairsDescending(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
DoubleBuffer<ValueT>& d_values,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream = 0)
{
CUB_DETAIL_NVTX_RANGE_SCOPE_IF(d_temp_storage, GetName());
return SortPairsDescendingNoNVTX<KeyT, ValueT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys,
d_values,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
template <typename KeyT, typename ValueT, typename BeginOffsetIteratorT, typename EndOffsetIteratorT>
CUB_DETAIL_RUNTIME_DEBUG_SYNC_IS_NOT_SUPPORTED CUB_RUNTIME_FUNCTION static cudaError_t StableSortPairsDescending(
void* d_temp_storage,
std::size_t& temp_storage_bytes,
DoubleBuffer<KeyT>& d_keys,
DoubleBuffer<ValueT>& d_values,
int num_items,
int num_segments,
BeginOffsetIteratorT d_begin_offsets,
EndOffsetIteratorT d_end_offsets,
cudaStream_t stream,
bool debug_synchronous)
{
CUB_DETAIL_RUNTIME_DEBUG_SYNC_USAGE_LOG
return StableSortPairsDescending<KeyT, ValueT, BeginOffsetIteratorT, EndOffsetIteratorT>(
d_temp_storage,
temp_storage_bytes,
d_keys,
d_values,
num_items,
num_segments,
d_begin_offsets,
d_end_offsets,
stream);
}
};
CUB_NAMESPACE_END