[llvm] [DirectX] Implement the DXILCBufferAccess pass (PR #134571)

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``````````bash
git-clang-format --diff HEAD~1 HEAD --extensions cpp,h -- llvm/include/llvm/Frontend/HLSL/CBuffer.h llvm/lib/Frontend/HLSL/CBuffer.cpp llvm/lib/Target/DirectX/DXILCBufferAccess.cpp llvm/lib/Target/DirectX/DXILCBufferAccess.h llvm/lib/Target/DirectX/DirectX.h llvm/lib/Target/DirectX/DirectXTargetMachine.cpp
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diff --git a/llvm/lib/Frontend/HLSL/CBuffer.cpp b/llvm/lib/Frontend/HLSL/CBuffer.cpp
index b311f6aea..db1003ad3 100644
--- a/llvm/lib/Frontend/HLSL/CBuffer.cpp
+++ b/llvm/lib/Frontend/HLSL/CBuffer.cpp
@@ -57,7 +57,6 @@ std::optional<CBufferMetadata> CBufferMetadata::get(Module &M) {
   return Result;
 }
 
-
 void CBufferMetadata::eraseFromModule() {
   // Remove the cbs named metadata
   MD->eraseFromParent();
diff --git a/llvm/lib/Target/DirectX/DXILCBufferAccess.cpp b/llvm/lib/Target/DirectX/DXILCBufferAccess.cpp
index f8771efea..3867502e7 100644
--- a/llvm/lib/Target/DirectX/DXILCBufferAccess.cpp
+++ b/llvm/lib/Target/DirectX/DXILCBufferAccess.cpp
@@ -50,7 +50,7 @@ struct CBufferRowIntrin {
       break;
     default:
       llvm_unreachable("Only 16, 32, and 64 bit types supported");
-  }
+    }
   }
 };
 } // namespace
@@ -190,9 +190,7 @@ PreservedAnalyses DXILCBufferAccess::run(Module &M, ModuleAnalysisManager &AM) {
 namespace {
 class DXILCBufferAccessLegacy : public ModulePass {
 public:
-  bool runOnModule(Module &M) override {
-    return replaceCBufferAccesses(M);
-  }
+  bool runOnModule(Module &M) override { return replaceCBufferAccesses(M); }
   StringRef getPassName() const override { return "DXIL CBuffer Access"; }
   DXILCBufferAccessLegacy() : ModulePass(ID) {}
 

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https://github.com/llvm/llvm-project/pull/134571