Mercurial > hg > jdk9-shenandoah > hotspot
view src/share/vm/oops/objArrayOop.cpp @ 9727:2cad024257e9
8129417: Oop iteration clean-up to remove oop_ms_follow_contents
Reviewed-by: pliden, ehelin
author | sjohanss |
---|---|
date | Wed, 02 Sep 2015 09:14:04 +0200 |
parents | 92457dfb91bd |
children |
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/* * Copyright (c) 1997, 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. * */ #include "precompiled.hpp" #include "gc/shared/specialized_oop_closures.hpp" #include "oops/objArrayKlass.hpp" #include "oops/objArrayOop.hpp" #include "oops/oop.inline.hpp" oop objArrayOopDesc::atomic_compare_exchange_oop(int index, oop exchange_value, oop compare_value) { volatile HeapWord* dest; if (UseCompressedOops) { dest = (HeapWord*)obj_at_addr<narrowOop>(index); } else { dest = (HeapWord*)obj_at_addr<oop>(index); } oop res = oopDesc::atomic_compare_exchange_oop(exchange_value, dest, compare_value, true); // update card mark if success if (res == compare_value) { update_barrier_set((void*)dest, exchange_value); } return res; } #define ObjArrayOop_OOP_ITERATE_DEFN(OopClosureType, nv_suffix) \ \ void objArrayOopDesc::oop_iterate_range(OopClosureType* blk, int start, int end) { \ ((ObjArrayKlass*)klass())->oop_oop_iterate_range##nv_suffix(this, blk, start, end); \ } ALL_OOP_OOP_ITERATE_CLOSURES_1(ObjArrayOop_OOP_ITERATE_DEFN) ALL_OOP_OOP_ITERATE_CLOSURES_2(ObjArrayOop_OOP_ITERATE_DEFN)