[Mlir-commits] [mlir] [MLIR][NVVM] Add summary and description fields for several OPs (PR #156726)

[Durgadoss R]

durga4github wrote:

Doc updates LGTM except for a few minor asks.
@grypp , Let us know your preference on doing the Type changes here (or as a separate PR)

https://github.com/llvm/llvm-project/pull/156726