--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jdk.internal.vm.ci/share/classes/jdk.vm.ci.hotspot/src/jdk/vm/ci/hotspot/HotSpotMetaData.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2014, 2015, Oracle and/or its affiliates. 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.
+ */
+package jdk.vm.ci.hotspot;
+
+import static jdk.vm.ci.hotspot.HotSpotJVMCIRuntime.runtime;
+
+import jdk.vm.ci.code.TargetDescription;
+
+public class HotSpotMetaData {
+    private byte[] pcDescBytes;
+    private byte[] scopesDescBytes;
+    private byte[] relocBytes;
+    private byte[] exceptionBytes;
+    private byte[] oopMaps;
+    private String[] metadata;
+
+    public HotSpotMetaData(TargetDescription target, HotSpotCompiledCode compiledMethod) {
+        // Assign the fields default values...
+        pcDescBytes = new byte[0];
+        scopesDescBytes = new byte[0];
+        relocBytes = new byte[0];
+        exceptionBytes = new byte[0];
+        oopMaps = new byte[0];
+        metadata = new String[0];
+        // ...some of them will be overwritten by the VM:
+        runtime().getCompilerToVM().getMetadata(target, compiledMethod, this);
+    }
+
+    public byte[] pcDescBytes() {
+        return pcDescBytes;
+    }
+
+    public byte[] scopesDescBytes() {
+        return scopesDescBytes;
+    }
+
+    public byte[] relocBytes() {
+        return relocBytes;
+    }
+
+    public byte[] exceptionBytes() {
+        return exceptionBytes;
+    }
+
+    public byte[] oopMaps() {
+        return oopMaps;
+    }
+
+    public String[] metadataEntries() {
+        return metadata;
+    }
+}