diff --git a/lib/Bitcode/Writer/ValueEnumerator.cpp b/lib/Bitcode/Writer/ValueEnumerator.cpp
index 9ae9905b9f1..1c4d670b271 100644
--- a/lib/Bitcode/Writer/ValueEnumerator.cpp
+++ b/lib/Bitcode/Writer/ValueEnumerator.cpp
@@ -19,6 +19,8 @@
 #include "llvm/Module.h"
 #include "llvm/ValueSymbolTable.h"
 #include "llvm/Instructions.h"
+#include "llvm/Support/Debug.h"
+#include "llvm/Support/raw_ostream.h"
 #include <algorithm>
 using namespace llvm;
 
@@ -107,7 +109,6 @@ ValueEnumerator::ValueEnumerator(const Module *M) {
   OptimizeConstants(FirstConstant, Values.size());
 }
 
-
 unsigned ValueEnumerator::getInstructionID(const Instruction *Inst) const {
   InstructionMapType::const_iterator I = InstructionMap.find(Inst);
   assert(I != InstructionMap.end() && "Instruction is not mapped!");
@@ -130,6 +131,43 @@ unsigned ValueEnumerator::getValueID(const Value *V) const {
   return I->second-1;
 }
 
+void ValueEnumerator::dump() const {
+  print(dbgs(), ValueMap, "Default");
+  dbgs() << '\n';
+  print(dbgs(), MDValueMap, "MetaData");
+  dbgs() << '\n';
+}
+
+void ValueEnumerator::print(raw_ostream &OS, const ValueMapType &Map,
+                            const char *Name) const {
+
+  OS << "Map Name: " << Name << "\n";
+  OS << "Size: " << Map.size() << "\n";
+  for (ValueMapType::const_iterator I = Map.begin(),
+         E = Map.end(); I != E; ++I) {
+
+    const Value *V = I->first;
+    if (V->hasName())
+      OS << "Value: " << V->getName();
+    else
+      OS << "Value: [null]\n";
+    V->dump();
+
+    OS << " Uses(" << std::distance(V->use_begin(),V->use_end()) << "):";
+    for (Value::const_use_iterator UI = V->use_begin(), UE = V->use_end();
+         UI != UE; ++UI) {
+      if (UI != V->use_begin())
+        OS << ",";
+      if((*UI)->hasName())
+        OS << " " << (*UI)->getName();
+      else
+        OS << " [null]";
+
+    }
+    OS <<  "\n\n";
+  }
+}
+
 // Optimize constant ordering.
 namespace {
   struct CstSortPredicate {
diff --git a/lib/Bitcode/Writer/ValueEnumerator.h b/lib/Bitcode/Writer/ValueEnumerator.h
index b6fc920e412..a6ca5360624 100644
--- a/lib/Bitcode/Writer/ValueEnumerator.h
+++ b/lib/Bitcode/Writer/ValueEnumerator.h
@@ -32,6 +32,7 @@ class NamedMDNode;
 class AttrListPtr;
 class ValueSymbolTable;
 class MDSymbolTable;
+class raw_ostream;
 
 class ValueEnumerator {
 public:
@@ -83,6 +84,9 @@ private:
 public:
   ValueEnumerator(const Module *M);
 
+  void dump() const;
+  void print(raw_ostream &OS, const ValueMapType &Map, const char *Name) const;
+
   unsigned getValueID(const Value *V) const;
 
   unsigned getTypeID(Type *T) const {