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prebuild_env.sh 455 B

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  1. #!bin/bash
  2. target_path=$(pwd)
  3. echo "target path: ${target_path}/prebuild"
  4. if [ ! -d "${target_path}/prebuild" ]; then
  5. echo "cloning prebuild repository to ${target_path}"
  6. cd ${target_path}
  7. git clone https://gitee.com/mindspore/prebuild.git
  8. else
  9. echo "found prebuild in ${target_path}, attempting to update ..."
  10. cd ${target_path}/prebuild
  11. git pull
  12. fi
  13. cd -
  14. export D_LINK_PATH=${target_path}/prebuild/lib64

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