[PATCH] D93423: [GlobalISel] Use slot indexes to speed up huge block compile time

[Amara Emerson via Phabricator via llvm-commits]

aemerson added a comment.

In D93423#2459004 <https://reviews.llvm.org/D93423#2459004>, @aditya_nandakumar wrote:

> If slot indexes are preserved and used in other passes that use CSE, do you think the compile time impact is amortized/minimized?

It's possible it would help a bit. I think the localizer may also benefit from this. I don't see it making a big difference either way though in most code.


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