There are no longer any places that require a
MERGE_VALUES node with only one operand, so get
rid of special code that only existed to handle
that possibility.

llvm-svn: 60349
diff --git a/llvm/lib/Target/CellSPU/SPUISelLowering.cpp b/llvm/lib/Target/CellSPU/SPUISelLowering.cpp
index bca8a41..184f0b2 100644
--- a/llvm/lib/Target/CellSPU/SPUISelLowering.cpp
+++ b/llvm/lib/Target/CellSPU/SPUISelLowering.cpp
@@ -1047,8 +1047,8 @@
   ArgValues.push_back(Root);
 
   // Return the new list of results.
-  return DAG.getMergeValues(Op.getNode()->getVTList(), &ArgValues[0],
-                            ArgValues.size());
+  return DAG.getNode(ISD::MERGE_VALUES, Op.getNode()->getVTList(),
+                     &ArgValues[0], ArgValues.size());
 }
 
 /// isLSAAddress - Return the immediate to use if the specified