[llvm-branch-commits] [clang] [llvm] [AMDGPU][Attributor] Rework update of `AAAMDWavesPerEU` (PR #123995)

[Matt Arsenault via llvm-branch-commits]

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@@ -1336,6 +1311,59 @@ static void addPreloadKernArgHint(Function &F, TargetMachine &TM) {
   }
 }
 
+static void checkWavesPerEU(Module &M, TargetMachine &TM) {
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arsenm wrote:

Missing comment, and "check"? This modifies attributes 

https://github.com/llvm/llvm-project/pull/123995