[llvm-branch-commits] [llvm] [InstCombine] Canonicalize atomicrmw sub of a constant to add (PR #232626)

[Harrison Hao via llvm-branch-commits]

harrisonGPU wrote:

> Can you please sanity check codegen on other targets? I expect this will be fine, but we should check if any may need a reverse transform.

I have already checked AMDGPU, NVPTX, x86

https://github.com/llvm/llvm-project/pull/232626