--- old/src/hotspot/share/opto/machnode.cpp	2018-11-15 11:26:21.567831692 +0100
+++ new/src/hotspot/share/opto/machnode.cpp	2018-11-15 11:26:12.695814848 +0100
@@ -801,6 +801,20 @@
   MachCallNode::dump_spec(st);
 }
 #endif
+
+uint MachCallLeafNode::size_of() const { return sizeof(*this); }
+uint MachCallLeafNode::cmp( const Node &n ) const {
+  MachCallLeafNode &call = (MachCallLeafNode&)n;
+  return MachCallRuntimeNode::cmp(call) && _preserves_fp_registers == call._preserves_fp_registers;
+}
+#ifndef PRODUCT
+void MachCallLeafNode::dump_spec(outputStream *st) const {
+  if (_preserves_fp_registers) {
+    st->print("preserves_fp_registers ");
+  }
+  MachCallRuntimeNode::dump_spec(st);
+}
+#endif
 //=============================================================================
 // A shared JVMState for all HaltNodes.  Indicates the start of debug info
 // is at TypeFunc::Parms.  Only required for SOE register spill handling -