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operator_factory.h 2.4 kB

5 years ago
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  1. /**
  2. * Copyright 2019-2020 Huawei Technologies Co., Ltd
  3. *
  4. * Licensed under the Apache License, Version 2.0 (the "License");
  5. * you may not use this file except in compliance with the License.
  6. * You may obtain a copy of the License at
  7. *
  8. * http://www.apache.org/licenses/LICENSE-2.0
  9. *
  10. * Unless required by applicable law or agreed to in writing, software
  11. * distributed under the License is distributed on an "AS IS" BASIS,
  12. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13. * See the License for the specific language governing permissions and
  14. * limitations under the License.
  15. */
  16. #ifndef INC_EXTERNAL_GRAPH_OPERATOR_FACTORY_H_
  17. #define INC_EXTERNAL_GRAPH_OPERATOR_FACTORY_H_
  18. #include <map>
  19. #include <memory>
  20. #include <string>
  21. #include <vector>
  22. #include "external/graph/ge_error_codes.h"
  23. #include "external/graph//operator.h"
  24. namespace ge {
  25. using OpCreator = std::function<Operator(const std::string &)>;
  26. using InferShapeFunc = std::function<graphStatus(Operator &)>;
  27. using InferFormatFunc = std::function<graphStatus(Operator &)>;
  28. using VerifyFunc = std::function<graphStatus(Operator &)>;
  29. class GE_FUNC_DEV_VISIBILITY GE_FUNC_HOST_VISIBILITY OperatorFactory {
  30. public:
  31. static Operator CreateOperator(const std::string &operator_name, const std::string &operator_type);
  32. static graphStatus GetOpsTypeList(std::vector<std::string> &all_ops);
  33. static bool IsExistOp(const string &operator_type);
  34. };
  35. class GE_FUNC_DEV_VISIBILITY GE_FUNC_HOST_VISIBILITY OperatorCreatorRegister {
  36. public:
  37. OperatorCreatorRegister(const string &operator_type, OpCreator const &op_creator);
  38. ~OperatorCreatorRegister() = default;
  39. };
  40. class GE_FUNC_DEV_VISIBILITY GE_FUNC_HOST_VISIBILITY InferShapeFuncRegister {
  41. public:
  42. InferShapeFuncRegister(const std::string &operator_type, const InferShapeFunc &infer_shape_func);
  43. ~InferShapeFuncRegister() = default;
  44. };
  45. class GE_FUNC_DEV_VISIBILITY GE_FUNC_HOST_VISIBILITY InferFormatFuncRegister {
  46. public:
  47. InferFormatFuncRegister(const std::string &operator_type, const InferFormatFunc &infer_format_func);
  48. ~InferFormatFuncRegister() = default;
  49. };
  50. class GE_FUNC_DEV_VISIBILITY GE_FUNC_HOST_VISIBILITY VerifyFuncRegister {
  51. public:
  52. VerifyFuncRegister(const std::string &operator_type, const VerifyFunc &verify_func);
  53. ~VerifyFuncRegister() = default;
  54. };
  55. } // namespace ge
  56. #endif // INC_EXTERNAL_GRAPH_OPERATOR_FACTORY_H_

图引擎模块(GE)是MindSpore的一个子模块,其代码由C++实现,位于前端模块ME和底层硬件之间,起到承接作用。图引擎模块以ME下发的图作为输入,然后进行一系列的深度图优化操作,最后输出一张可以在底层硬件上高效运行的图。GE针对昇腾AI处理器的硬件结构特点,做了特定的优化工作,以此来充分发挥出昇腾AI处理器的强大算力。在进行模型训练/推理时,GE会被自动调用而用户并不感知。GE主要由GE API和GE Core两部分组成,详细的架构图如下所示

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