[llvm] [AMDGPU][CodeGen] Post-RA VGPR MSB group optimization pass (PR #222666)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp,h -- llvm/lib/Target/AMDGPU/AMDGPUOptimizeVGPREncoding.cpp llvm/lib/Target/AMDGPU/AMDGPUOptimizeVGPREncoding.h llvm/lib/Target/AMDGPU/AMDGPU.h llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp --diff_from_common_commit
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``````````diff
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUOptimizeVGPREncoding.cpp b/llvm/lib/Target/AMDGPU/AMDGPUOptimizeVGPREncoding.cpp
index f19911ce6..6aeb6a214 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUOptimizeVGPREncoding.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUOptimizeVGPREncoding.cpp
@@ -667,7 +667,7 @@ class AMDGPUOptimizeVGPREncoding {
 public:
   AMDGPUOptimizeVGPREncoding(VirtRegMap &VRM, LiveIntervals &LIS,
                              LiveRegMatrix &LRM)
-      : VRM(VRM), LIS(LIS), LRM(LRM){};
+      : VRM(VRM), LIS(LIS), LRM(LRM) {};
 
   bool run(MachineFunction &MF);
 
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp b/llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
index 11997fb57..feb704247 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
@@ -604,8 +604,8 @@ static cl::opt<bool>
                        cl::Hidden, cl::init(false));
 
 static cl::opt<bool>
-    EnableVGPREncodingOpt("amdgpu-enable-vgpr-encoding-optimization", cl::Hidden,
-                          cl::init(false),
+    EnableVGPREncodingOpt("amdgpu-enable-vgpr-encoding-optimization",
+                          cl::Hidden, cl::init(false),
                           cl::desc("Enable VGPR encoding optimization pass"));
 
 static cl::opt<std::string>

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https://github.com/llvm/llvm-project/pull/222666