1 files changed, 7 insertions, 6 deletions
diff --git a/include/llvm/CodeGen/RegisterScavenging.h b/include/llvm/CodeGen/RegisterScavenging.h
index 122c78534253..efe1a3c6d0f7 100644
--- a/include/llvm/CodeGen/RegisterScavenging.h
+++ b/include/llvm/CodeGen/RegisterScavenging.h
@@ -7,10 +7,11 @@
 //
 //===----------------------------------------------------------------------===//
 //
-// This file declares the machine register scavenger class. It can provide
-// information such as unused register at any point in a machine basic block.
-// It also provides a mechanism to make registers available by evicting them
-// to spill slots.
+/// \file
+/// This file declares the machine register scavenger class. It can provide
+/// information such as unused register at any point in a machine basic block.
+/// It also provides a mechanism to make registers available by evicting them
+/// to spill slots.
 //
 //===----------------------------------------------------------------------===//
 
@@ -71,8 +72,8 @@ public:
   RegScavenger()
     : MBB(nullptr), NumRegUnits(0), Tracking(false) {}
 
-  /// Start tracking liveness from the begin of the specific basic block.
-  void enterBasicBlock(MachineBasicBlock *mbb);
+  /// Start tracking liveness from the begin of basic block \p MBB.
+  void enterBasicBlock(MachineBasicBlock &MBB);
 
   /// Move the internal MBB iterator and update register states.
   void forward();