--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/hotspot/cpu/s390/vmreg_s390.cpp	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2016 SAP SE. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+#include "precompiled.hpp"
+#include "asm/assembler.hpp"
+#include "code/vmreg.hpp"
+
+void VMRegImpl::set_regName() {
+  // Not clear why we have this duplication (triplication?)
+  Register reg = ::as_Register(0);
+  int i;
+  for (i = 0; i < ConcreteRegisterImpl::max_gpr;) {
+    regName[i++] = reg->name();
+    regName[i++] = reg->name();
+    reg = reg->successor();
+  }
+
+  FloatRegister freg = ::as_FloatRegister(0);
+  for (; i < ConcreteRegisterImpl::max_fpr;) {
+    regName[i++] = freg->name();
+    regName[i++] = freg->name();
+    freg = freg->successor();
+  }
+  for (; i < ConcreteRegisterImpl::number_of_registers; i ++) {
+    regName[i] = "NON-GPR-XMM";
+  }
+}