[Mlir-commits] [mlir] [MLIR][XeGPU] setUnitDim bug fix and add documentation (PR #173521)

[Charitha Saumya]

https://github.com/charithaintc approved this pull request.

Approving to unblock. 

`mapSlicedDimsToParentSpace` is still not very clear to me. please address the comments.

nit: Passing the correct parent rank will make this function a lot more straightforward.


https://github.com/llvm/llvm-project/pull/173521