wehub-resource-sync
98 lines
3.1 KiB
C++
98 lines
3.1 KiB
C++
/* 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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#include "paddle/phi/backends/dynload/tensorrt.h"
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#include <mutex>
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#include <string>
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#if defined(_WIN32)
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#include <windows.h>
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#else
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#include <dlfcn.h>
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#endif
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namespace phi::dynload {
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std::once_flag tensorrt_dso_flag;
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void* tensorrt_dso_handle;
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std::once_flag tensorrt_plugin_dso_flag;
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void* tensorrt_plugin_dso_handle;
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#define DEFINE_WRAP(__name) DynLoad__##__name __name
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TENSORRT_RAND_ROUTINE_EACH_POINTER(DEFINE_WRAP);
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TENSORRT_RAND_ROUTINE_EACH_NON_POINTER(DEFINE_WRAP);
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TENSORRT_PLUGIN_RAND_ROUTINE_EACH(DEFINE_WRAP);
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void* GetDsoHandle(const std::string& dso_name) {
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#if defined(_WIN32)
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HMODULE dso_handle = LoadLibraryA(dso_name.c_str());
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PADDLE_ENFORCE_NOT_NULL(
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dso_handle,
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common::errors::NotFound(
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"TensorRT is needed, "
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"but TensorRT dynamic library '%s' is not found.\n"
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" Suggestions:\n"
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" 1. Check if the TensorRT is installed correctly and its version"
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" is matched with paddlepaddle you installed.\n"
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" 2. Configure environment variables as follows:\n"
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" - Windows: set PATH by `set PATH=XXX;%PATH%`\n",
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dso_name.c_str()));
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return reinterpret_cast<void*>(dso_handle);
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#else
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int dynload_flags = RTLD_LAZY | RTLD_LOCAL;
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void* dso_handle = dlopen(dso_name.c_str(), dynload_flags);
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PADDLE_ENFORCE_NOT_NULL(
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dso_handle,
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common::errors::NotFound(
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"TensorRT is needed, "
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"but TensorRT dynamic library '%s' is not found.\n"
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" Suggestions:\n"
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" 1. Check if the TensorRT is installed correctly and its version"
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" is matched with paddlepaddle you installed.\n"
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" 2. Configure environment variables as follows:\n"
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" - Linux: set LD_LIBRARY_PATH by `export LD_LIBRARY_PATH=...`\n"
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" - Mac: set DYLD_LIBRARY_PATH by `export DYLD_LIBRARY_PATH=...`\n",
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dso_name.c_str()));
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return dso_handle;
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#endif
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}
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void* GetTensorRtHandle() {
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#if defined(__APPLE__) || defined(__OSX__)
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std::string dso_name = "libnvinfer.dylib";
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#elif defined(_WIN32)
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std::string dso_name = "nvinfer.dll";
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#else
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std::string dso_name = "libnvinfer.so";
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#endif
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return GetDsoHandle(dso_name);
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}
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void* GetTensorRtPluginHandle() {
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#if defined(__APPLE__) || defined(__OSX__)
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std::string dso_name = "libnvinfer_plugin.dylib";
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#elif defined(_WIN32)
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std::string dso_name = "nvinfer_plugin.dll";
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#else
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std::string dso_name = "libnvinfer_plugin.so";
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#endif
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return GetDsoHandle(dso_name);
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}
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} // namespace phi::dynload
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