[llvm] [Transforms][Utils] Add LoopSplitUtils for iteration-space loop splitting (PR #205995)

[Ashutosh Nema via llvm-commits]

nema-ashutosh wrote:

Thanks, i have noticed that. it's the guard/latch branches not propagating profile metadata. I have a fix and will send a quick follow up PR shortly., sorry for the breakage !

https://github.com/llvm/llvm-project/pull/205995