Report errors correctly for unselected target intrinsics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84193 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/CodeGenDAGPatterns.h b/utils/TableGen/CodeGenDAGPatterns.h
index 9b53ecc..398764b 100644
--- a/utils/TableGen/CodeGenDAGPatterns.h
+++ b/utils/TableGen/CodeGenDAGPatterns.h
@@ -584,6 +584,8 @@
     return intrinsic_wo_chain_sdnode;
   }
   
+  bool hasTargetIntrinsics() { return !TgtIntrinsics.empty(); }
+
 private:
   void ParseNodeInfo();
   void ParseNodeTransforms();