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rt_dfx.h 1.2 kB

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  1. /*
  2. * Copyright (c) Huawei Technologies Co., Ltd. 2021. All rights reserved.
  3. * Description: dfx interface
  4. */
  5. #ifndef CCE_RUNTIME_RT_DFX_H
  6. #define CCE_RUNTIME_RT_DFX_H
  7. #include "base.h"
  8. #if defined(__cplusplus)
  9. extern "C" {
  10. #endif
  11. // max task tag buffer is 1024(include '\0')
  12. #define TASK_TAG_MAX_LEN 1024U
  13. /**
  14. * @brief set task tag.
  15. * once set is only use by one task and thread local.
  16. * attention:
  17. * 1. it's used for dump current task in active stream now.
  18. * 2. it must be called be for task submit and will be invalid after task submit.
  19. * @param [in] taskTag task tag, usually it's can be node name or task name.
  20. * must end with '\0' and max len is TASK_TAG_MAX_LEN.
  21. * @return RT_ERROR_NONE for ok
  22. * @return other failed
  23. */
  24. RTS_API rtError_t rtSetTaskTag(const char_t *taskTag);
  25. /**
  26. * @brief set aicpu device attribute.
  27. * it is used for aicpu device to be aware of enviroment config
  28. * @param [in] key attrubute key.
  29. * @param [in] val attrubute value.
  30. * @return RT_ERROR_NONE for ok
  31. * @return other failed
  32. */
  33. RTS_API rtError_t rtSetAicpuAttr(const char_t *key, const char_t *val);
  34. #if defined(__cplusplus)
  35. }
  36. #endif
  37. #endif // CCE_RUNTIME_RT_DFX_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