author | eosterlund |
Mon, 26 Feb 2018 09:34:12 +0100 | |
changeset 49164 | 7e958a8ebcd3 |
parent 47998 | fb0275c320a0 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2000, 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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#ifndef SHARE_VM_GC_SHARED_CARDTABLEMODREFBS_INLINE_HPP |
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#define SHARE_VM_GC_SHARED_CARDTABLEMODREFBS_INLINE_HPP |
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#include "gc/shared/cardTableModRefBS.hpp" |
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#include "gc/shared/cardTable.hpp" |
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#include "runtime/orderAccess.inline.hpp" |
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template <DecoratorSet decorators, typename T> |
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inline void CardTableModRefBS::write_ref_field_post(T* field, oop newVal) { |
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volatile jbyte* byte = _card_table->byte_for(field); |
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if (UseConcMarkSweepGC) { |
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// Perform a releasing store if using CMS so that it may |
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// scan and clear the cards concurrently during pre-cleaning. |
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OrderAccess::release_store(byte, CardTable::dirty_card_val()); |
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} else { |
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*byte = CardTable::dirty_card_val(); |
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} |
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} |
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#endif // SHARE_VM_GC_SHARED_CARDTABLEMODREFBS_INLINE_HPP |