[llvm-branch-commits] [llvm] AMDGPU: Fix buffer load/store of pointers (PR #95379)

[Matt Arsenault via llvm-branch-commits]

arsenm wrote:

That's what we've traditionally done and I think we should stop. We currently skip inserting the casts if the type is legal. 

It introduces extra bitcasts, which have a cost and increase pattern match complexity. We have a bunch of patterns that don't bother to look through the casts for a load/store 

https://github.com/llvm/llvm-project/pull/95379