Rajeev Rao
135 lines
5.4 KiB
C++
135 lines
5.4 KiB
C++
/*
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* Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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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*/
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#include <cuda.h>
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#if CUDA_VERSION >= 10010
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#ifndef TRT_EMB_LAYER_NORM_PLUGIN_H
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#define TRT_EMB_LAYER_NORM_PLUGIN_H
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#include "NvInferPlugin.h"
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#include "NvInferRuntime.h"
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#include "bertCommon.h"
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#include <string>
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#include <vector>
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namespace bert
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{
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int computeMaskIdx(cudaStream_t stream, const int S, const int B, const int* mask, int* maskIdx);
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template <typename T>
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int embSkipLayerNorm(cudaStream_t stream, int ld, int B, int S, const int* inputIds, const int* token_ids,
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const float* beta, const float* gamma, const T* wordEmb, const T* posEmb, const T* tokEmb, T* output);
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cudaError_t convertMask(const uint32_t S, const uint32_t B, const uint32_t warps_m, const uint32_t warps_n,
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const uint32_t warps_k, const int* inputMaskSB, uint32_t* inputMaskX, cudaStream_t stream);
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class EmbLayerNormPluginDynamic : public nvinfer1::IPluginV2DynamicExt
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{
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public:
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EmbLayerNormPluginDynamic(const std::string& name, const nvinfer1::DataType type, const nvinfer1::DataType mhaType,
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const nvinfer1::Weights& beta, const nvinfer1::Weights& gamma, const nvinfer1::Weights& word_emb,
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const nvinfer1::Weights& pos_emb, const nvinfer1::Weights& tok_emb, const bool useFullMask);
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EmbLayerNormPluginDynamic(const std::string& name, const void* data, size_t length);
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// It doesn't make sense to make EmbLayerNormPluginDynamic without arguments, so we
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// delete default constructor.
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EmbLayerNormPluginDynamic() = delete;
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// IPluginV2DynamicExt Methods
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nvinfer1::IPluginV2DynamicExt* clone() const noexcept override;
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nvinfer1::DimsExprs getOutputDimensions(
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int outputIndex, const nvinfer1::DimsExprs* inputs, int nbInputs, nvinfer1::IExprBuilder& exprBuilder) noexcept override;
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bool supportsFormatCombination(
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int pos, const nvinfer1::PluginTensorDesc* inOut, int nbInputs, int nbOutputs) noexcept override;
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void configurePlugin(const nvinfer1::DynamicPluginTensorDesc* in, int nbInputs,
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const nvinfer1::DynamicPluginTensorDesc* out, int nbOutputs) noexcept override;
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size_t getWorkspaceSize(const nvinfer1::PluginTensorDesc* inputs, int nbInputs,
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const nvinfer1::PluginTensorDesc* outputs, int nbOutputs) const noexcept override;
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int enqueue(const nvinfer1::PluginTensorDesc* inputDesc, const nvinfer1::PluginTensorDesc* outputDesc,
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const void* const* inputs, void* const* outputs, void* workspace, cudaStream_t stream) noexcept override;
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// IPluginV2Ext Methods
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nvinfer1::DataType getOutputDataType(int index, const nvinfer1::DataType* inputTypes, int nbInputs) const noexcept override;
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// IPluginV2 Methods
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const char* getPluginType() const noexcept override;
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const char* getPluginVersion() const noexcept override;
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int getNbOutputs() const noexcept override;
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int initialize() noexcept override;
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void terminate() noexcept override;
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size_t getSerializationSize() const noexcept override;
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void serialize(void* buffer) const noexcept override;
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void destroy() noexcept override;
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void setPluginNamespace(const char* pluginNamespace) noexcept override;
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const char* getPluginNamespace() const noexcept override;
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private:
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const std::string mLayerName;
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std::string mNamespace;
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bert::cuda_unique_ptr<float> mGammaDev;
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bert::cuda_unique_ptr<float> mBetaDev;
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bert::cuda_unique_ptr<void> mWordEmbDev;
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bert::cuda_unique_ptr<void> mTokEmbDev;
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bert::cuda_unique_ptr<void> mPosEmbDev;
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size_t mLd; // leading dim = hidden size
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size_t mS; // sequence length
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size_t mWordVocabSize;
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size_t mPosVocabSize;
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size_t mTokVocabSize;
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bert::WeightsWithOwnership mBeta;
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bert::WeightsWithOwnership mGamma;
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bert::WeightsWithOwnership mWordEmb;
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bert::WeightsWithOwnership mTokEmb;
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bert::WeightsWithOwnership mPosEmb;
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nvinfer1::DataType mType;
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bool mUseFullMask;
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nvinfer1::DataType mMhaType;
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int mSM;
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};
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class EmbLayerNormPluginDynamicCreator : public nvinfer1::IPluginCreator
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{
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public:
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EmbLayerNormPluginDynamicCreator();
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const char* getPluginName() const noexcept override;
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const char* getPluginVersion() const noexcept override;
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const nvinfer1::PluginFieldCollection* getFieldNames() noexcept override;
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nvinfer1::IPluginV2* createPlugin(const char* name, const nvinfer1::PluginFieldCollection* fc) noexcept override;
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nvinfer1::IPluginV2* deserializePlugin(const char* name, const void* serialData, size_t serialLength) noexcept override;
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void setPluginNamespace(const char* pluginNamespace) noexcept override;
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const char* getPluginNamespace() const noexcept override;
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private:
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static nvinfer1::PluginFieldCollection mFC;
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static std::vector<nvinfer1::PluginField> mPluginAttributes;
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std::string mNamespace;
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};
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} // namespace bert
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#endif // TRT_EMB_LAYER_NORM_PLUGIN_H
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#endif // CUDA_VERSION >= 10010
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