[llvm] Port CodeGenPrepare to new pass manager (and BasicBlockSectionsProfil… (PR #75380)

[Nick Anderson via llvm-commits]

nickleus27 wrote:

> I guess if you aren't a project member you may not see it? I still find it odd a committer still needs to hit the button after approval

I agree, and thank you.

https://github.com/llvm/llvm-project/pull/75380