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platform_info.h 3.6 kB

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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 PLATFORM_INFO_H
  17. #define PLATFORM_INFO_H
  18. #include <map>
  19. #include <string>
  20. #include <vector>
  21. #include "platform_info_def.h"
  22. using std::map;
  23. using std::string;
  24. using std::vector;
  25. namespace fe {
  26. class PlatformInfoManager {
  27. public:
  28. PlatformInfoManager(const PlatformInfoManager &) = delete;
  29. PlatformInfoManager &operator=(const PlatformInfoManager &) = delete;
  30. static PlatformInfoManager &Instance();
  31. uint32_t InitializePlatformInfo();
  32. uint32_t Finalize();
  33. uint32_t GetPlatformInfo(const string SoCVersion, PlatformInfo &platformInfo, OptionalInfo &optiCompilationInfo);
  34. uint32_t GetPlatformInfoWithOutSocVersion(PlatformInfo &platformInfo, OptionalInfo &optiCompilationInfo);
  35. void SetOptionalCompilationInfo(OptionalInfo &optiCompilationInfo);
  36. private:
  37. PlatformInfoManager();
  38. ~PlatformInfoManager();
  39. uint32_t LoadIniFile(string iniFileRealPath);
  40. void Trim(string &str);
  41. uint32_t LoadConfigFile(string realPath);
  42. string RealPath(const std::string &path);
  43. string GetSoFilePath();
  44. void ParseVersion(map<string, string> &versionMap, string &socVersion, PlatformInfo &platformInfoTemp);
  45. void ParseSocInfo(map<string, string> &socInfoMap, PlatformInfo &platformInfoTemp);
  46. void ParseCubeOfAICoreSpec(map<string, string> &aiCoreSpecMap, PlatformInfo &platformInfoTemp);
  47. void ParseBufferOfAICoreSpec(map<string, string> &aiCoreSpecMap, PlatformInfo &platformInfoTemp);
  48. void ParseUBOfAICoreSpec(map<string, string> &aiCoreSpecMap, PlatformInfo &platformInfoTemp);
  49. void ParseUnzipOfAICoreSpec(map<string, string> &aiCoreSpecMap, PlatformInfo &platformInfoTemp);
  50. void ParseAICoreSpec(map<string, string> &aiCoreSpecMap, PlatformInfo &platformInfoTemp);
  51. void ParseBufferOfAICoreMemoryRates(map<string, string> &aiCoreMemoryRatesMap, PlatformInfo &platformInfoTemp);
  52. void ParseAICoreMemoryRates(map<string, string> &aiCoreMemoryRatesMap, PlatformInfo &platformInfoTemp);
  53. void ParseUBOfAICoreMemoryRates(map<string, string> &aiCoreMemoryRatesMap, PlatformInfo &platformInfoTemp);
  54. void ParseAICoreintrinsicDtypeMap(map<string, string> &aiCoreintrinsicDtypeMap, PlatformInfo &platformInfoTemp);
  55. void ParseVectorCoreSpec(map<string, string> &vectorCoreSpecMap, PlatformInfo &platformInfoTemp);
  56. void ParseVectorCoreMemoryRates(map<string, string> &vectorCoreMemoryRatesMap, PlatformInfo &platformInfoTemp);
  57. void ParseVectorCoreintrinsicDtypeMap(map<string, string> &vectorCoreintrinsicDtypeMap,
  58. PlatformInfo &platformInfoTemp);
  59. uint32_t ParsePlatformInfoFromStrToStruct(map<string, map<string, string>> &contentInfoMap, string &socVersion,
  60. PlatformInfo &platformInfoTemp);
  61. uint32_t AssemblePlatformInfoVector(map<string, map<string, string>> &contentInfoMap);
  62. private:
  63. bool initFlag_;
  64. map<string, PlatformInfo> platformInfoMap_;
  65. OptionalInfo optiCompilationInfo_;
  66. };
  67. } // namespace fe
  68. #endif

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