text: /*
   * 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.
   */
  
  /*!
   * \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_
  