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Phi消除问题 #62

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FlyingYu-Z opened this issue Jan 21, 2024 · 2 comments
Closed

Phi消除问题 #62

FlyingYu-Z opened this issue Jan 21, 2024 · 2 comments

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@FlyingYu-Z
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作者的HowItWorks.md中提到

PHI消除使用的是<>论文中的方法,即将TSSA转成CSSA,然后给PHI相关变量分配相同名字来消除PHI.

我已经研究很长时间了，还是没有看到关于TSSA转换成CSSA后消除Phi的相关代码，请问作者是不是没有在dcc项目中实现？
如果没有实现的话，那剩下的Phi不会影响最终的代码生成吗？
@amimo
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amimo commented Jan 21, 2024

是没有的。按我理解，按论文算法构建的就是CSSA，当进行复写传播等优化之后，才会变成TSSA。我转换之后没有做任何优化，他会一直保持CSSA形式。

@FlyingYu-Z
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多谢大佬解惑

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@amimo @FlyingYu-Z