hotspot/src/share/vm/memory/cardTableModRefBS.inline.hpp
changeset 29081 c61eb4914428
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/src/share/vm/memory/cardTableModRefBS.inline.hpp	Fri Feb 13 14:37:35 2015 +0100
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2000, 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.
+ *
+ */
+
+#ifndef SHARE_VM_MEMORY_CARDTABLEMODREFBS_INLINE_HPP
+#define SHARE_VM_MEMORY_CARDTABLEMODREFBS_INLINE_HPP
+
+#include "memory/cardTableModRefBS.hpp"
+#include "oops/oopsHierarchy.hpp"
+#include "runtime/orderAccess.inline.hpp"
+
+template <class T> inline void CardTableModRefBS::inline_write_ref_field(T* field, oop newVal, bool release) {
+  jbyte* byte = byte_for((void*)field);
+  if (release) {
+    // Perform a releasing store if requested.
+    OrderAccess::release_store((volatile jbyte*) byte, dirty_card);
+  } else {
+    *byte = dirty_card;
+  }
+}
+
+#endif // SHARE_VM_MEMORY_CARDTABLEMODREFBS_INLINE_HPP