[Mlir-commits] [mlir] [mlir][vector] Avoid setting padding by default to `0` in `vector.transfer_read` prefer `ub.poison` (PR #146088)

[Fabian Mora]

fabianmcg wrote:

> I wonder if we should improve the semantics and make the poison padding more implicit so that we don't have to create an explicit ub.poison op. We woul dhave to change parser and printer to avoid parsing and printing the padding value for those cases

I was discussing this with @Groverkss, and he was suggesting precisely making it more optional. I agree with both, and perhaps we should strive towards this. However, after looking around it's not a small change. So right now I'm trying to focus on little manageable steps.

https://github.com/llvm/llvm-project/pull/146088