[llvm] [LAA] refactor program logic (NFC) (PR #92101)

[Florian Hahn via llvm-commits]

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

LGTM, thanks!

In the future, it would be good to avoid force pushes and use merge commits instead of rebases to update the PR, as Github deals with merges much better than with force pushes & rebases in terms of retaining comments

https://github.com/llvm/llvm-project/pull/92101