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37 lines
1.3 KiB
37 lines
1.3 KiB
6 years ago
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/* Copyright (c) 2018 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 <string>
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#include "paddle/fluid/framework/op_registry.h"
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#include "paddle/fluid/operators/math/selected_rows_functor.h"
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namespace paddle {
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namespace operators {
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template <typename DeviceContext, typename T>
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class MergeSelectedRowsKernel : public framework::OpKernel<T> {
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public:
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void Compute(const framework::ExecutionContext& context) const override {
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auto* x = context.Input<framework::SelectedRows>("X");
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auto* out = context.Output<framework::SelectedRows>("Out");
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math::scatter::MergeAdd<DeviceContext, T> merge_func;
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merge_func(context.template device_context<DeviceContext>(), *x, out);
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}
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};
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} // namespace operators
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} // namespace paddle
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