diff -r c9c3bb79861e -r 70e6b0d8db13 src/hotspot/share/opto/convertnode.cpp
--- a/src/hotspot/share/opto/convertnode.cpp	Tue Oct 22 22:00:21 2019 -0400
+++ b/src/hotspot/share/opto/convertnode.cpp	Tue Oct 22 21:26:45 2019 -0500
@@ -532,6 +532,11 @@
 }
 
 //=============================================================================
+RoundDoubleModeNode* RoundDoubleModeNode::make(PhaseGVN& gvn, Node* arg, RoundDoubleModeNode::RoundingMode rmode) {
+  ConINode* rm = gvn.intcon(rmode);
+  return new RoundDoubleModeNode(arg, (Node *)rm);
+}
+
 //------------------------------Identity---------------------------------------
 // Remove redundant roundings.
 Node* RoundDoubleModeNode::Identity(PhaseGVN* phase) {