[Mlir-commits] [mlir] [mlir][scf] Add simple LICM pattern for `scf.while` (PR #76370)

[Matthias Springer]

matthias-springer wrote:

I’ve seen cases where it was beneficial to interleave CSE with pattern applications until a fix point is reached. CSE and patterns enabled each other and had to be run multiple times in a loop. (Whether that is a good design or not is a different question.) I had similar cases in mind with LICM and pattern applications. 

https://github.com/llvm/llvm-project/pull/76370