[llvm] [AMDGPU][MISched] Allow memory ops of different base pointers to be clustered (PR #140674)

[via llvm-commits]

choikwa wrote:

> Have you done any other benchmarking on this patch? It seems like it could have a big effect on performance, both good and bad.

I ran the ROCmValidation suite but didn't observe significant perf delta.

https://github.com/llvm/llvm-project/pull/140674