[llvm] [LICM] Make an integer version of hoistFPAssociation. (PR #67736)

[Nikita Popov via llvm-commits]

https://github.com/nikic commented:

> @nikic @preames what do you think about the overall direction here?

Seems ok. Anything in particular you're concerned about?

https://github.com/llvm/llvm-project/pull/67736