[llvm] [AMDGPU] Handle nontemporal and amdgpu.last.use metadata in amdgpu-lower-buffer-fat-pointers (PR #120139)

[Acim Maravic via llvm-commits]

Acim-Maravic wrote:

I have modified the code so that the metadata is now handled in the Selection DAG, so there is no need for my previous changes that were in the amdgpu-lower-buffer-fat-pointers.



https://github.com/llvm/llvm-project/pull/120139