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rt_stars.h 728 B

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  1. /*
  2. * Copyright (c) Huawei Technologies Co., Ltd. 2021. All rights reserved.
  3. * Description:
  4. */
  5. #ifndef __CCE_RUNTIME_STARS_H
  6. #define __CCE_RUNTIME_STARS_H
  7. #include "base.h"
  8. #if defined(__cplusplus) && !defined(COMPILE_OMG_PACKAGE)
  9. extern "C" {
  10. #endif
  11. /**
  12. * @ingroup rt_stars
  13. * @brief launch stars task.
  14. * used for send star sqe directly.
  15. * @param [in] taskSqe stars task sqe
  16. * @param [in] sqeLen stars task sqe length
  17. * @param [in] stream associated stream
  18. * @return RT_ERROR_NONE for ok, others failed
  19. */
  20. RTS_API rtError_t rtStarsTaskLaunch(const void *taskSqe, uint32_t sqeLen, rtStream_t stream);
  21. #if defined(__cplusplus) && !defined(COMPILE_OMG_PACKAGE)
  22. }
  23. #endif
  24. #endif // __CCE_RUNTIME_STARS_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