diff --git a/lib/Target/SparcV9/SparcV9CodeEmitter.h b/lib/Target/SparcV9/SparcV9CodeEmitter.h
index d21345ec041..5a932a843d4 100644
--- a/lib/Target/SparcV9/SparcV9CodeEmitter.h
+++ b/lib/Target/SparcV9/SparcV9CodeEmitter.h
@@ -7,7 +7,10 @@
 // 
 //===----------------------------------------------------------------------===//
 // 
-// TODO: Need a description here.
+// Target-specific portions of the machine code emitter for the SparcV9.
+// This class interfaces with the JIT's Emitter in order to turn MachineInstrs
+// into words of binary machine code. Its code is partially generated by
+// TableGen's CodeEmitterGenerator.
 //
 //===----------------------------------------------------------------------===//
 
@@ -40,6 +43,8 @@ public:
   SparcV9CodeEmitter(TargetMachine &T, MachineCodeEmitter &M);
   ~SparcV9CodeEmitter();
 
+  const char *getPassName() const { return "SparcV9 Machine Code Emitter"; }
+
   /// runOnMachineFunction - emits the given machine function to memory.
   ///
   bool runOnMachineFunction(MachineFunction &F);