[llvm-branch-commits] [llvm] [mlir] add LLVM_HAS_AMDGPU_TARGET (PR #182652)

[Krzysztof Drewniak via llvm-branch-commits]

https://github.com/krzysz00 requested changes to this pull request.

I'd like to see a PR description update or otherwise an indication of the motivation for this change

https://github.com/llvm/llvm-project/pull/182652