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124 lines
4.3 KiB
124 lines
4.3 KiB
/* Copyright (c) 2017 PaddlePaddle Authors. All Rights Reserve.
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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 "MKLDNNLayer.h"
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#include "mkldnn.hpp"
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namespace paddle {
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typedef mkldnn::inner_product_forward fc_fwd;
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typedef mkldnn::inner_product_backward_weights fc_bwdWgt;
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typedef mkldnn::inner_product_backward_data fc_bwdData;
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/**
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* @brief A subclass of MKLDNNLayer fc layer.
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*
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* The config file api is mkldnn_fc
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*/
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class MKLDNNFcLayer : public MKLDNNLayer {
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protected:
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// input layer size, can not be change after init
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size_t iLayerSize_; // == ic * ih * iw
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// if has already init the weight
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bool hasInitedWgt_;
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// save forward primitive_desc, which can be used backward
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std::shared_ptr<fc_fwd::primitive_desc> fwdPD_;
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// fc weight and bias
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std::unique_ptr<Weight> weight_;
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std::unique_ptr<Weight> biases_;
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public:
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explicit MKLDNNFcLayer(const LayerConfig& config)
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: MKLDNNLayer(config), hasInitedWgt_(false) {}
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~MKLDNNFcLayer() {}
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bool init(const LayerMap& layerMap,
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const ParameterMap& parameterMap) override;
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void reshape(
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int& bs, int& ic, int& ih, int& iw, int oc, int& oh, int& ow) override;
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void resetFwd(std::vector<mkldnn::primitive>& pipeline,
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MKLDNNMatrixPtr& in,
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MKLDNNMatrixPtr& wgt,
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MKLDNNMatrixPtr& bias,
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MKLDNNMatrixPtr& out) override;
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void resetBwd(std::vector<mkldnn::primitive>& pipeline,
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MKLDNNMatrixPtr& in,
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MKLDNNMatrixPtr& wgt,
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MKLDNNMatrixPtr& bias,
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MKLDNNMatrixPtr& out) override;
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void updateWeights(const UpdateCallback& callback) override;
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void convertWeightsFromPaddle() override;
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void convertWeightsToPaddle() override;
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protected:
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/**
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* Forward functions: reset buffers(input, output, weight and bias),
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* reset primitive descriptor,
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* reset pipeline.
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*/
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void resetFwdBuffers(MKLDNNMatrixPtr& in,
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MKLDNNMatrixPtr& wgt,
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MKLDNNMatrixPtr& bias,
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MKLDNNMatrixPtr& out);
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void resetFwdPD(std::shared_ptr<fc_fwd::primitive_desc>& pd,
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MKLDNNMatrixPtr in,
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MKLDNNMatrixPtr wgt,
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MKLDNNMatrixPtr bias,
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MKLDNNMatrixPtr out);
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void resetFwdPipeline(std::vector<mkldnn::primitive>& pipeline,
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std::shared_ptr<fc_fwd::primitive_desc>& pd,
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MKLDNNMatrixPtr& in,
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MKLDNNMatrixPtr& wgt,
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MKLDNNMatrixPtr& bias,
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MKLDNNMatrixPtr& out);
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/**
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* Backward functions: reset buffers(input, output, weight and bias),
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* reset primitive descriptor for backward weight,
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* reset primitive descriptor for backward data,
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* reset pipeline.
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*/
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void resetBwdBuffers(MKLDNNMatrixPtr& in,
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MKLDNNMatrixPtr& wgt,
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MKLDNNMatrixPtr& bias,
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MKLDNNMatrixPtr& out);
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void resetBwdWgtPD(std::shared_ptr<fc_bwdWgt::primitive_desc>& pd,
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MKLDNNMatrixPtr& wgt,
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MKLDNNMatrixPtr& bias,
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MKLDNNMatrixPtr& out);
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void resetBwdDataPD(std::shared_ptr<fc_bwdData::primitive_desc>& pd,
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MKLDNNMatrixPtr& in,
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MKLDNNMatrixPtr& out);
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void resetBwdPipeline(std::vector<mkldnn::primitive>& pipeline,
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std::shared_ptr<fc_bwdWgt::primitive_desc>& bwdWgtPD,
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std::shared_ptr<fc_bwdData::primitive_desc>& bwdDataPD,
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MKLDNNMatrixPtr& in,
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MKLDNNMatrixPtr& wgt,
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MKLDNNMatrixPtr& bias,
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MKLDNNMatrixPtr& out);
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};
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} // namespace paddle
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