[llvm-branch-commits] [llvm] Revert "[Mips] Fix missing sign extension in expansion of sub-word atomic max (#77072)" (PR #88818)

[Nikita Popov via llvm-branch-commits]

nikic wrote:

I'd also add that this fixes a regression from a previous LLVM 18 point release:

> Fix regressions introduced in LLVM 18.1.3 in MIPS atomicrmw min/max codegen.

https://github.com/llvm/llvm-project/pull/88818