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https://github.com/NVIDIA/TensorRT-LLM.git
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6755a3f077
* Update TensorRT-LLM --------- Co-authored-by: Tltin <TltinDeng01@gmail.com> Co-authored-by: zhaohb <zhaohbcloud@126.com> Co-authored-by: Bradley Heilbrun <brad@repl.it> Co-authored-by: nqbao11 <nqbao11.01@gmail.com> Co-authored-by: Nikhil Varghese <nikhil@bot-it.ai>
69 lines
2.0 KiB
C++
69 lines
2.0 KiB
C++
/*
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* Copyright (c) 2019-2023, 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 <algorithm>
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#include <optional>
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#include <utility>
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#include <vector>
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#include <cuda_runtime.h>
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#include "tensorrt_llm/common/assert.h"
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#include "tensorrt_llm/common/memoryUtils.h"
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namespace tensorrt_llm
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{
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namespace layers
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{
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// Using a local lambda in beam search layers to fill buffers causes an internal compiler error on nvcc windows.
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// As a workaround and to promote DRY, the fill logic is refactored into FillBuffers below.
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struct FillBuffers
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{
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template <typename T>
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void operator()(std::optional<std::vector<T>> const& optParam, T const defaultValue, std::vector<T>& hostBuffer,
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T*& deviceBuffer) const
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{
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using tensorrt_llm::common::cudaAutoCpy;
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hostBuffer.resize(batch_size);
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if (!optParam)
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{
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std::fill(std::begin(hostBuffer), std::end(hostBuffer), defaultValue);
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}
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else if (optParam->size() == 1)
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{
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std::fill(std::begin(hostBuffer), std::end(hostBuffer), optParam->front());
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}
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else
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{
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TLLM_CHECK_WITH_INFO(optParam->size() == batch_size, "Argument vector size mismatch.");
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std::copy(optParam->begin(), optParam->end(), std::begin(hostBuffer));
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}
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cudaAutoCpy(deviceBuffer, hostBuffer.data(), batch_size, stream);
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}
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size_t batch_size;
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cudaStream_t stream;
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};
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} // namespace layers
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} // namespace tensorrt_llm
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