[llvm] [DirectX] introducing lowering for `bufferUpdateCounter` (PR #115041)

[Finn Plummer via llvm-commits]

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@@ -463,6 +463,28 @@ class OpLowerer {
     });
   }
 
+  [[nodiscard]] bool lowerUpdateCounter(Function &F) {
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inbelic wrote:

Okay, sounds good 👍

https://github.com/llvm/llvm-project/pull/115041