Tablegen: Add OperandWithDefaultOps Operand type

This Operand type takes a default argument, and is initialized to
this value if it does not appear in a patter.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163315 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/CodeGenDAGPatterns.h b/utils/TableGen/CodeGenDAGPatterns.h
index 09b2a5b..25a0e4b 100644
--- a/utils/TableGen/CodeGenDAGPatterns.h
+++ b/utils/TableGen/CodeGenDAGPatterns.h
@@ -582,8 +582,8 @@
   void ComputeNamedNodes(TreePatternNode *N);
 };
 
-/// DAGDefaultOperand - One of these is created for each PredicateOperand
-/// or OptionalDefOperand that has a set ExecuteAlways / DefaultOps field.
+/// DAGDefaultOperand - One of these is created for each OperandWithDefaultOps
+/// that has a set ExecuteAlways / DefaultOps field.
 struct DAGDefaultOperand {
   std::vector<TreePatternNode*> DefaultOps;
 };