[llvm] [AArch64][LoopIdiom] Generalize AArch64LoopIdiomTransform into LoopIdiomTransform (PR #94081)

[Philip Reames via llvm-commits]

preames wrote:

> > Can we please split this into two changes, one which does the move and rename, and a second which adds the new functionality? This diff is slightly confusing as a reader.
> 
> I don't think I add any new functionalities in this patch, the support for RVV-style vectorization is in #94082 . Or are you referring to factoring out the part that will differ between SVE and RVV? That change is NFC.

Apologies, it looks like I misread the patch description.


https://github.com/llvm/llvm-project/pull/94081