55 lines
2.2 KiB
C++
55 lines
2.2 KiB
C++
/*
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* Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#include "precompiled.hpp"
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#include "gc/shared/specialized_oop_closures.hpp"
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#include "oops/access.inline.hpp"
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#include "oops/objArrayKlass.hpp"
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#include "oops/objArrayOop.inline.hpp"
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#include "oops/oop.inline.hpp"
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oop objArrayOopDesc::atomic_compare_exchange_oop(int index, oop exchange_value,
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oop compare_value) {
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ptrdiff_t offs;
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if (UseCompressedOops) {
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offs = objArrayOopDesc::obj_at_offset<narrowOop>(index);
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} else {
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offs = objArrayOopDesc::obj_at_offset<oop>(index);
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}
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return HeapAccess<IN_HEAP_ARRAY>::oop_atomic_cmpxchg_at(exchange_value, as_oop(), offs, compare_value);
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}
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Klass* objArrayOopDesc::element_klass() {
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return ObjArrayKlass::cast(klass())->element_klass();
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}
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#define ObjArrayOop_OOP_ITERATE_DEFN(OopClosureType, nv_suffix) \
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\
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void objArrayOopDesc::oop_iterate_range(OopClosureType* blk, int start, int end) { \
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((ObjArrayKlass*)klass())->oop_oop_iterate_range##nv_suffix(this, blk, start, end); \
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}
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ALL_OOP_OOP_ITERATE_CLOSURES_1(ObjArrayOop_OOP_ITERATE_DEFN)
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ALL_OOP_OOP_ITERATE_CLOSURES_2(ObjArrayOop_OOP_ITERATE_DEFN)
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