[llvm] [GlobalIsel] Visit ICmp (PR #105991)

Thorsten Schütt via llvm-commits llvm-commits at lists.llvm.org
Sun Sep 15 23:35:05 PDT 2024


tschuett wrote:

> > I still have an unanswered question.
> 
> Which question?

@nikic requested changes with the statement
"This PR is particularly problematic because it adds lot of expensive combines based on things like KnownBits -- these are very much not harmless folds you can add "just because"."

I am still looking for evidence of that claim.

https://github.com/llvm/llvm-project/pull/105991


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