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rt_ffts_plus.h 1.1 kB

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  1. /*
  2. * Copyright (c) Huawei Technologies Co., Ltd. 2021. All rights reserved.
  3. * Description: ffts plus interface
  4. */
  5. #ifndef CCE_RUNTIME_RT_FFTS_PLUS_H
  6. #define CCE_RUNTIME_RT_FFTS_PLUS_H
  7. #include "base.h"
  8. #include "rt_ffts_plus_define.h"
  9. #include "rt_stars_define.h"
  10. #if defined(__cplusplus) && !defined(COMPILE_OMG_PACKAGE)
  11. extern "C" {
  12. #endif
  13. #pragma pack(push)
  14. #pragma pack (1)
  15. typedef struct tagFftsPlusTaskInfo {
  16. const rtFftsPlusSqe_t *fftsPlusSqe;
  17. const void *descBuf; // include total context
  18. size_t descBufLen; // the length of descBuf
  19. } rtFftsPlusTaskInfo_t;
  20. #pragma pack(pop)
  21. RTS_API rtError_t rtGetAddrAndPrefCntWithHandle(void *handle, const void *devFunc, void **addr, uint32_t *prefetchCnt);
  22. RTS_API rtError_t rtFftsPlusTaskLaunch(rtFftsPlusTaskInfo_t *fftsPlusTaskInfo, rtStream_t stream);
  23. RTS_API rtError_t rtFftsPlusTaskLaunchWithFlag(rtFftsPlusTaskInfo_t *fftsPlusTaskInfo, rtStream_t stream,
  24. uint32_t flag);
  25. #if defined(__cplusplus) && !defined(COMPILE_OMG_PACKAGE)
  26. }
  27. #endif
  28. #endif // CCE_RUNTIME_RT_FFTS_PLUS_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