Add ops() method to SDNode that returns an ArrayRef<SDUse>. Use it to simplify some code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@211993 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/SelectionDAG/SelectionDAG.cpp

@@ -557,7 +557,7 @@ static void AddNodeIDNode(FoldingSetNodeID &ID, const SDNode *N) {
   // Add the return value info.
   AddNodeIDValueTypes(ID, N->getVTList());
   // Add the operand info.
-  AddNodeIDOperands(ID, makeArrayRef(N->op_begin(), N->op_end()));
+  AddNodeIDOperands(ID, N->ops());
 
   // Handle SDNode leafs with special info.
   AddNodeIDCustom(ID, N);