【摘要】 阐述基于Cadence的SAI工具进行优化，通过INNOVUS产品中的DB ECO等命令以及一些算法，为工具添加了新功能，提高了工具的自动化程度，对比SAI工具优化前后生成的网表，分析优化结果。更多还原

【Abstract】 This paper expounds the optimization of Sai tool based on cadence, adds new functions to the tool through DB eco and other commands in innovus products and some algorithms, improves the automation degree of the tool, compares the net list generated before and after the optimization of Sai tool, and analyzes the optimization results.更多还原