Give MachineFunctionAnalysis a getPassName() implementation to make timing reports prettier.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122816 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/CodeGen/MachineFunctionAnalysis.h

@@ -37,6 +37,10 @@ public:
 
   MachineFunction &getMF() const { return *MF; }
   CodeGenOpt::Level getOptLevel() const { return OptLevel; }
+  
+  virtual const char* getPassName() const {
+    return "Machine Function Analysis";
+  }
 
 private:
   virtual bool doInitialization(Module &M);