Debug tweak.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30959 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
index 947504a..ad9bfef 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
@@ -656,7 +656,7 @@
         std::cerr << "   ch  #";
       else
         std::cerr << "   val #";
-      std::cerr << I->first << "\n";
+      std::cerr << I->first << " - SU(" << I->first->NodeNum << ")\n";
     }
   }
   if (Succs.size() != 0) {
@@ -667,7 +667,7 @@
         std::cerr << "   ch  #";
       else
         std::cerr << "   val #";
-      std::cerr << I->first << "\n";
+      std::cerr << I->first << " - SU(" << I->first->NodeNum << ")\n";
     }
   }
   std::cerr << "\n";
diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
index 28dc868..ad98383 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
@@ -90,10 +90,10 @@
   // Build scheduling units.
   BuildSchedUnits();
 
-  CalculateDepths();
-  CalculateHeights();
   DEBUG(for (unsigned su = 0, e = SUnits.size(); su != e; ++su)
           SUnits[su].dumpAll(&DAG));
+  CalculateDepths();
+  CalculateHeights();
 
   AvailableQueue->initNodes(SUnits);