diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAGFast.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAGFast.cpp
index 4045a34a87e..0c3c974c6cb 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAGFast.cpp
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAGFast.cpp
@@ -109,7 +109,7 @@ private:
 
 /// Schedule - Schedule the DAG using list scheduling.
 void ScheduleDAGFast::Schedule() {
-  DEBUG(errs() << "********** List Scheduling **********\n");
+  DEBUG(dbgs() << "********** List Scheduling **********\n");
 
   NumLiveRegs = 0;
   LiveRegDefs.resize(TRI->getNumRegs(), NULL);  
@@ -136,9 +136,9 @@ void ScheduleDAGFast::ReleasePred(SUnit *SU, SDep *PredEdge) {
 
 #ifndef NDEBUG
   if (PredSU->NumSuccsLeft == 0) {
-    errs() << "*** Scheduling failed! ***\n";
+    dbgs() << "*** Scheduling failed! ***\n";
     PredSU->dump(this);
-    errs() << " has been released too many times!\n";
+    dbgs() << " has been released too many times!\n";
     llvm_unreachable(0);
   }
 #endif
@@ -175,7 +175,7 @@ void ScheduleDAGFast::ReleasePredecessors(SUnit *SU, unsigned CurCycle) {
 /// count of its predecessors. If a predecessor pending count is zero, add it to
 /// the Available queue.
 void ScheduleDAGFast::ScheduleNodeBottomUp(SUnit *SU, unsigned CurCycle) {
-  DEBUG(errs() << "*** Scheduling [" << CurCycle << "]: ");
+  DEBUG(dbgs() << "*** Scheduling [" << CurCycle << "]: ");
   DEBUG(SU->dump(this));
 
   assert(CurCycle >= SU->getHeight() && "Node scheduled below its height!");
@@ -233,7 +233,7 @@ SUnit *ScheduleDAGFast::CopyAndMoveSuccessors(SUnit *SU) {
     if (!TII->unfoldMemoryOperand(*DAG, N, NewNodes))
       return NULL;
 
-    DEBUG(errs() << "Unfolding SU # " << SU->NodeNum << "\n");
+    DEBUG(dbgs() << "Unfolding SU # " << SU->NodeNum << "\n");
     assert(NewNodes.size() == 2 && "Expected a load folding node!");
 
     N = NewNodes[1];
@@ -343,7 +343,7 @@ SUnit *ScheduleDAGFast::CopyAndMoveSuccessors(SUnit *SU) {
     SU = NewSU;
   }
 
-  DEBUG(errs() << "Duplicating SU # " << SU->NodeNum << "\n");
+  DEBUG(dbgs() << "Duplicating SU # " << SU->NodeNum << "\n");
   NewSU = Clone(SU);
 
   // New SUnit has the exact same predecessors.
@@ -550,7 +550,7 @@ void ScheduleDAGFast::ListScheduleBottomUp() {
           // Issue copies, these can be expensive cross register class copies.
           SmallVector<SUnit*, 2> Copies;
           InsertCopiesAndMoveSuccs(LRDef, Reg, DestRC, RC, Copies);
-          DEBUG(errs() << "Adding an edge from SU # " << TrySU->NodeNum
+          DEBUG(dbgs() << "Adding an edge from SU # " << TrySU->NodeNum
                        << " to SU #" << Copies.front()->NodeNum << "\n");
           AddPred(TrySU, SDep(Copies.front(), SDep::Order, /*Latency=*/1,
                               /*Reg=*/0, /*isNormalMemory=*/false,
@@ -558,7 +558,7 @@ void ScheduleDAGFast::ListScheduleBottomUp() {
           NewDef = Copies.back();
         }
 
-        DEBUG(errs() << "Adding an edge from SU # " << NewDef->NodeNum
+        DEBUG(dbgs() << "Adding an edge from SU # " << NewDef->NodeNum
                      << " to SU #" << TrySU->NodeNum << "\n");
         LiveRegDefs[Reg] = NewDef;
         AddPred(NewDef, SDep(TrySU, SDep::Order, /*Latency=*/1,