[llvm] [LICM] Fold associative binary ops to promote code hoisting (PR #81608)

[Sjoerd Meijer via llvm-commits]

https://github.com/sjoerdmeijer approved this pull request.

The idea makes sense, and the implementation looks good to me too.

But please wait a couple of days to give other reviewers a last chance to look at this; please merge early next week if there are no further comments;

https://github.com/llvm/llvm-project/pull/81608