[llvm] [LV, VP]VP intrinsics support for the Loop Vectorizer + adding new tail-folding mode using EVL. (PR #76172)

[Alexey Bataev via llvm-commits]

alexey-bataev wrote:

> Thanks @fhahn for answering the "Is there a plan to remove it later?" question, constructively! The excepts from D99750 (w/o response there, sigh) were provided as context.

I answered all questions in D99750, unfortunately some of my latest answers are lost, the backup does not have the latest version.
Yes, we plan to remove it and make it part of recipes, we answered this since the very beginning.

https://github.com/llvm/llvm-project/pull/76172