wehub-resource-sync
62 lines
2.3 KiB
C++
62 lines
2.3 KiB
C++
/* Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License. */
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#pragma once
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#include "paddle/phi/kernels/funcs/sparse/flatten_indices.h"
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namespace phi {
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namespace funcs {
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namespace sparse {
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template <typename IntT>
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__global__ void FlattenIndicesKernel(const IntT* indices,
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const IntT* sparse_offsets,
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const int64_t non_zero_num,
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const int64_t sparse_dim,
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IntT* out) {
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int64_t tid =
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static_cast<int64_t>(threadIdx.x) +
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static_cast<int64_t>(blockIdx.x) * static_cast<int64_t>(blockDim.x);
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funcs::sparse::FlattenIndices<IntT>(indices,
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sparse_offsets,
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non_zero_num,
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sparse_dim,
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tid,
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gridDim.x * blockDim.x,
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out);
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}
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template <typename IntT>
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__global__ void IndexToCoordinateKernel(const IntT* index,
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const Dim<DDim::kMaxRank> dims,
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const int64_t non_zero_num,
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const int64_t sparse_dim,
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IntT* indices) {
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int64_t tid =
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static_cast<int64_t>(threadIdx.x) +
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static_cast<int64_t>(blockIdx.x) * static_cast<int64_t>(blockDim.x);
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IndexToCoordinate(index,
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dims,
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non_zero_num,
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sparse_dim,
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tid,
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gridDim.x * blockDim.x,
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indices);
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}
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} // namespace sparse
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} // namespace funcs
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} // namespace phi
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