[llvm] [UniformityAnalysis] Track uniform values for conservative divergence queries at IR level (PR #180509)

[Pankaj Dwivedi via llvm-commits]

PankajDwivedi-25 wrote:

> Is it possible to change the fundamentals of the pass to invert the tracked logic? I'm guessing the algorithm makes it not possible

That will affect the fundamentals of this pass, potentially altering the number of uniform values and the algorithm's efficiency.

> The tracking VHs are a heavy solution, and there's not really a machine IR equivalent

I think for MIR we do not need to worry, we only need handle for IR.

https://github.com/llvm/llvm-project/pull/180509