diff -r 000000000000 -r f90c822e73f8 src/share/vm/gc_implementation/g1/heapRegionSeq.inline.hpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/share/vm/gc_implementation/g1/heapRegionSeq.inline.hpp	Wed Apr 27 01:25:04 2016 +0800
@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2001, 2014, 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.
+ *
+ */
+
+#ifndef SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSEQ_INLINE_HPP
+#define SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSEQ_INLINE_HPP
+
+#include "gc_implementation/g1/heapRegion.hpp"
+#include "gc_implementation/g1/heapRegionSeq.hpp"
+
+inline HeapRegion* HeapRegionSeq::addr_to_region_unsafe(HeapWord* addr) const {
+  HeapRegion* hr = _regions.get_by_address(addr);
+  assert(hr != NULL, "invariant");
+  return hr;
+}
+
+inline HeapRegion* HeapRegionSeq::addr_to_region(HeapWord* addr) const {
+  if (addr != NULL && addr < heap_end()) {
+    assert(addr >= heap_bottom(),
+          err_msg("addr: " PTR_FORMAT " bottom: " PTR_FORMAT, p2i(addr), p2i(heap_bottom())));
+    return addr_to_region_unsafe(addr);
+  }
+  return NULL;
+}
+
+inline HeapRegion* HeapRegionSeq::at(uint index) const {
+  assert(index < length(), "pre-condition");
+  HeapRegion* hr = _regions.get_by_index(index);
+  assert(hr != NULL, "sanity");
+  assert(hr->hrs_index() == index, "sanity");
+  return hr;
+}
+
+#endif // SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSEQ_INLINE_HPP