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https://github.com/NVIDIA/TensorRT-LLM.git
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99 lines
3.9 KiB
C++
99 lines
3.9 KiB
C++
/*
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* Copyright (c) 2022-2024, 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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#pragma once
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#include "tensorrt_llm/runtime/bufferManager.h"
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#include "tensorrt_llm/runtime/common.h"
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#include "tensorrt_llm/runtime/generationConfig.h"
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#include "tensorrt_llm/runtime/iTensor.h"
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#include "tensorrt_llm/runtime/modelConfig.h"
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#include "tensorrt_llm/runtime/tllmRuntime.h"
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#include "tensorrt_llm/runtime/worldConfig.h"
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namespace tensorrt_llm::batch_manager::kv_cache_manager
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{
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class KVCacheManager;
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}
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namespace tensorrt_llm::runtime
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{
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class RuntimeBuffers;
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class TransformerBuffers
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{
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public:
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using TensorPtr = ITensor::SharedPtr;
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using KvCacheManager = batch_manager::kv_cache_manager::KVCacheManager;
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using TensorMap = StringPtrMap<ITensor>;
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TransformerBuffers();
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TransformerBuffers(
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TllmRuntime const& runtime, runtime::ModelConfig const& modelConfig, runtime::WorldConfig const& worldConfig);
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void reshape(
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GenerationConfig const& generationConfig, ModelConfig const& modelConfig, WorldConfig const& worldConfig);
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void reshapeKvTensors(
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SizeType maxBatchSize, SizeType maxBeamWidth, SizeType maxBlocksPerSeq, runtime::TllmRuntime const& runtime);
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void setKvPoolPointers(KvCacheManager const* kvCacheManager);
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void reset(BufferManager& manager){};
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TransformerBuffers sliceTo(
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GenerationConfig const& generationConfig, ModelConfig const& modelConfig, SizeType offset, SizeType batchSize);
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void prepareContextStep(RuntimeBuffers* runtimeBuffers, TensorPtr const& inputIds, TokenIdType padId,
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BufferManager& manager, KvCacheManager const* kvCacheManager, SizeType firstBatchSlotIdx,
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ModelConfig const& modelConfig, WorldConfig const& worldConfig);
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void postContextStep(RuntimeBuffers* runtimeBuffers, std::vector<RuntimeBuffers> const& contextBuffers,
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BufferManager& manager, ModelConfig const& modelConfig, WorldConfig const& worldConfig);
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void prepareNextStep(RuntimeBuffers* runtimeBuffers, SizeType step, BufferManager& manager,
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KvCacheManager* kvCacheManager, SizeType firstBatchSlotIdx, ModelConfig const& modelConfig,
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WorldConfig const& worldConfig);
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void getRuntimeBuffers(RuntimeBuffers const* runtimeBuffers, TensorMap& inputBuffers, TensorMap& outputBuffers,
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SizeType step, TensorPtr const& inputIds, ModelConfig const& modelConfig, WorldConfig const& worldConfig) const;
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protected:
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void copyAttentionMasks(
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RuntimeBuffers* runtimeBuffers, std::vector<RuntimeBuffers> const& contextBatches, BufferManager& manager);
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void tile(RuntimeBuffers* runtimeBuffers, BufferManager& manager, ModelConfig const& modelConfig,
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WorldConfig const& worldConfig);
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public:
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// engine
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TensorPtr pastKeyValueLengths; // with attention plugin, host tensor
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TensorPtr attentionMask; // without attention plugin
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TensorPtr positionIds;
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std::vector<TensorPtr> presentKeysVals;
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std::vector<TensorPtr> presentKeysValsAlt; // without attention plugin
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TensorPtr maxAttentionWindows; // with attention plugin, host tensor
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TensorPtr sinkTokenLengths; // with attention plugin, host tensor
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TensorPtr kvCacheBlockPoolPointers;
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TensorPtr kvCacheBlockOffsetsHost; // [batchSize * beamWidth, 2, maxBlocksPerSeq * 2]
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TensorPtr kvCacheBlockOffsetsDevice; // [batchSize * beamWidth, 2, maxBlocksPerSeq * 2]
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};
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} // namespace tensorrt_llm::runtime
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