[llvm] [llvm-exegesis] Align loop MBB in loop repetitor (PR #77264)

[Aiden Grossman via llvm-commits]

boomanaiden154 wrote:

> Not quite understand the background, but want to share to see if the recent feature #71026 helps with this.

Thank you for pointing this out. We don't lower anything from LLVM IR and generate machine code directly for benchmarks in `llvm-exegesis`, so this isn't applicable with the way we're doing things currently.

https://github.com/llvm/llvm-project/pull/77264