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InvertedListAppend.cuh
/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD+Patents license found in the
* LICENSE file in the root directory of this source tree.
*/
// Copyright 2004-present Facebook. All Rights Reserved.
#pragma once
#include "../GpuIndicesOptions.h"
#include "../utils/Tensor.cuh"
#include <thrust/device_vector.h>
namespace faiss { namespace gpu {
/// Update device-side list pointers in a batch
void runUpdateListPointers(Tensor<int, 1, true>& listIds,
Tensor<int, 1, true>& newListLength,
Tensor<void*, 1, true>& newCodePointers,
Tensor<void*, 1, true>& newIndexPointers,
thrust::device_vector<int>& listLengths,
thrust::device_vector<void*>& listCodes,
thrust::device_vector<void*>& listIndices,
cudaStream_t stream);
/// Actually append the new codes / vector indices to the individual lists
/// IVFPQ
void runIVFPQInvertedListAppend(Tensor<int, 1, true>& listIds,
Tensor<int, 1, true>& listOffset,
Tensor<int, 2, true>& encodings,
Tensor<long, 1, true>& indices,
thrust::device_vector<void*>& listCodes,
thrust::device_vector<void*>& listIndices,
IndicesOptions indicesOptions,
cudaStream_t stream);
/// IVF flat storage
void runIVFFlatInvertedListAppend(Tensor<int, 1, true>& listIds,
Tensor<int, 1, true>& listOffset,
Tensor<float, 2, true>& vecs,
Tensor<long, 1, true>& indices,
bool useFloat16,
thrust::device_vector<void*>& listData,
thrust::device_vector<void*>& listIndices,
IndicesOptions indicesOptions,
cudaStream_t stream);
} } // namespace