[llvm] [LV] Use original trip-count as the vector-trip-count if use predicated EVL instructions for tail-folding. (PR #132675)

[Luke Lau via llvm-commits]

https://github.com/lukel97 commented:

How does this interact with https://github.com/llvm/llvm-project/pull/131005? Both of these remove the EVL based IV IIUC?

https://github.com/llvm/llvm-project/pull/132675