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68 lines
2.6 KiB
68 lines
2.6 KiB
/* Copyright (c) 2016 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 <NvInfer.h>
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#if !defined(_WIN32)
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#include <dlfcn.h>
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#endif
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#include <mutex> // NOLINT
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#include "paddle/fluid/platform/dynload/dynamic_loader.h"
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#include "paddle/fluid/platform/enforce.h"
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namespace paddle {
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namespace platform {
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namespace dynload {
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void* GetTensorRtHandle();
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extern std::once_flag tensorrt_dso_flag;
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extern void* tensorrt_dso_handle;
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#define DECLARE_DYNAMIC_LOAD_TENSORRT_WRAP(__name) \
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struct DynLoad__##__name { \
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template <typename... Args> \
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auto operator()(Args... args) -> DECLARE_TYPE(__name, args...) { \
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std::call_once(tensorrt_dso_flag, []() { \
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tensorrt_dso_handle = paddle::platform::dynload::GetTensorRtHandle(); \
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}); \
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static void* p_##__name = dlsym(tensorrt_dso_handle, #__name); \
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if (p_##__name == nullptr) { \
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return nullptr; \
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} \
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using tensorrt_func = decltype(&::__name); \
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return reinterpret_cast<tensorrt_func>(p_##__name)(args...); \
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} \
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}; \
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extern DynLoad__##__name __name
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#if (NV_TENSORRT_MAJOR >= 6)
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#define TENSORRT_RAND_ROUTINE_EACH(__macro) \
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__macro(createInferBuilder_INTERNAL); \
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__macro(createInferRuntime_INTERNAL); \
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__macro(getPluginRegistry);
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#else
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#define TENSORRT_RAND_ROUTINE_EACH(__macro) \
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__macro(createInferBuilder_INTERNAL); \
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__macro(createInferRuntime_INTERNAL);
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#endif
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TENSORRT_RAND_ROUTINE_EACH(DECLARE_DYNAMIC_LOAD_TENSORRT_WRAP)
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} // namespace dynload
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} // namespace platform
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} // namespace paddle
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