/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */ /*! * Copyright (c) 2017 by Contributors * \file cuda_common.h * \brief Common utilities for CUDA */ #ifndef TVM_RUNTIME_CUDA_CUDA_COMMON_H_ #define TVM_RUNTIME_CUDA_CUDA_COMMON_H_ #include <cuda_runtime.h> #include <tvm/runtime/packed_func.h> #include <string> #include "../workspace_pool.h" namespace tvm { namespace runtime { #define CUDA_DRIVER_CALL(x) \ { \ CUresult result = x; \ if (result != CUDA_SUCCESS && result != CUDA_ERROR_DEINITIALIZED) { \ const char *msg; \ cuGetErrorName(result, &msg); \ LOG(FATAL) \ << "CUDAError: " #x " failed with error: " << msg; \ } \ } #define CUDA_CALL(func) \ { \ cudaError_t e = (func); \ CHECK(e == cudaSuccess || e == cudaErrorCudartUnloading) \ << "CUDA: " << cudaGetErrorString(e); \ } /*! \brief Thread local workspace */ class CUDAThreadEntry { public: /*! \brief The cuda stream */ cudaStream_t stream{nullptr}; /*! \brief thread local pool*/ WorkspacePool pool; /*! \brief constructor */ CUDAThreadEntry(); // get the threadlocal workspace static CUDAThreadEntry* ThreadLocal(); }; } // namespace runtime } // namespace tvm #endif // TVM_RUNTIME_CUDA_CUDA_COMMON_H_