[llvm-branch-commits] [llvm] [MachinePipeliner] Introduce a new class for loop-carried deps (PR #137663)

[Ryotaro Kasuga via llvm-branch-commits]

kasuga-fj wrote:

This PR is a part of [Stacked Pull Requests](https://llvm.org/docs/GitHub.html#stacked-pull-requests) and depends on #137662. The target branch will automatically change to main after the dependent PR is merged. Could you please take a look at #137662 at first?

https://github.com/llvm/llvm-project/pull/137663