text: /**
   * Copyright 2019 Huawei Technologies Co., Ltd
   *
   * Licensed 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.
   */
  
  #ifndef MINDSPORE_CCSRC_KERNEL_RTS_RT_KERNEL_H
  #define MINDSPORE_CCSRC_KERNEL_RTS_RT_KERNEL_H
  
  #include <vector>
  #include <utility>
  #include <memory>
  #include <map>
  #include <string>
  #include "kernel/ascend_kernel_mod.h"
  #include "kernel/task_stream.h"
  
  namespace mindspore {
  namespace kernel {
  class RtKernel : public AscendKernelMod {
   public:
    RtKernel();
    ~RtKernel() override;
    virtual bool Init(const AnfNodePtr &anf_node);
    const std::vector<size_t> &GetInputSizeList() const override;
    const std::vector<size_t> &GetOutputSizeList() const override;
    const std::vector<size_t> &GetWorkspaceSizeList() const override;
  
   protected:
    mutable std::vector<size_t> input_size_list_;
    mutable std::vector<size_t> output_size_list_;
    mutable std::vector<size_t> workspace_size_list_;
  };
  
  using RTKernelPtr = std::shared_ptr<RtKernel>;
  
  using RtKernelCreater = std::function<std::shared_ptr<RtKernel>()>;
  class RtKernelFactory {
    RtKernelFactory() = default;
    ~RtKernelFactory() = default;
  
   public:
    static RtKernelFactory &Get();
    void Registe(const std::string &name, RtKernelCreater &&fun);
    static std::shared_ptr<RtKernel> Create(const std::string &name);
  
   private:
    std::map<string, RtKernelCreater> fmap_;
  };
  
  class _RtKernelRegister {
   public:
    _RtKernelRegister(const std::string &name, RtKernelCreater &&fun) {
      RtKernelFactory::Get().Registe(name, std::move(fun));
    }
    ~_RtKernelRegister() = default;
  };
  
  #define _MS_REG_RTKERNEL_REG(KNAME, clazz)                                             \
    static_assert(std::is_base_of<RtKernel, clazz>::value, " must be base of RtKernel"); \
    static const _RtKernelRegister g_##KNAME##_##_RtKernel_reg(#KNAME, []() { return std::make_shared<clazz>(); });
  
  #define MS_REG_RTKERNEL(KNAME, clazz) _MS_REG_RTKERNEL_REG(KNAME, clazz)
  }  // namespace kernel
  }  // namespace mindspore
  
  #endif  // MINDSPORE_CCSRC_KERNEL_RTS_RT_KERNEL_H
  