--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/hotspot/share/gc/g1/g1BiasedArray.cpp	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2013, 2016, 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.
+ *
+ */
+
+#include "precompiled.hpp"
+#include "gc/g1/g1BiasedArray.hpp"
+#include "memory/padded.inline.hpp"
+
+// Allocate a new array, generic version.
+address G1BiasedMappedArrayBase::create_new_base_array(size_t length, size_t elem_size) {
+  assert(length > 0, "just checking");
+  assert(elem_size > 0, "just checking");
+  return PaddedPrimitiveArray<u_char, mtGC>::create_unfreeable(length * elem_size);
+}
+
+#ifndef PRODUCT
+void G1BiasedMappedArrayBase::verify_index(idx_t index) const {
+  guarantee(_base != NULL, "Array not initialized");
+  guarantee(index < length(), "Index out of bounds index: " SIZE_FORMAT " length: " SIZE_FORMAT, index, length());
+}
+
+void G1BiasedMappedArrayBase::verify_biased_index(idx_t biased_index) const {
+  guarantee(_biased_base != NULL, "Array not initialized");
+  guarantee(biased_index >= bias() && biased_index < (bias() + length()),
+            "Biased index out of bounds, index: " SIZE_FORMAT " bias: " SIZE_FORMAT " length: " SIZE_FORMAT,
+            biased_index, bias(), length());
+}
+
+void G1BiasedMappedArrayBase::verify_biased_index_inclusive_end(idx_t biased_index) const {
+  guarantee(_biased_base != NULL, "Array not initialized");
+  guarantee(biased_index >= bias() && biased_index <= (bias() + length()),
+            "Biased index out of inclusive bounds, index: " SIZE_FORMAT " bias: " SIZE_FORMAT " length: " SIZE_FORMAT,
+            biased_index, bias(), length());
+}
+
+#endif