author | chegar |
Thu, 17 Oct 2019 20:53:35 +0100 | |
branch | datagramsocketimpl-branch |
changeset 58678 | 9cf78a70fa4f |
parent 54970 | src/hotspot/share/gc/g1/g1DirtyCardQueue.hpp@76d3d96a8bc2 |
child 58679 | 9c3209ff7550 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2019, 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_GC_G1_G1CARDTABLEENTRYCLOSURE_HPP |
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#define SHARE_GC_G1_G1CARDTABLEENTRYCLOSURE_HPP |
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#include "gc/shared/cardTable.hpp" |
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#include "gc/shared/ptrQueue.hpp" |
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#include "memory/allocation.hpp" |
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// A closure class for processing card table entries. Note that we don't |
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// require these closure objects to be stack-allocated. |
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class G1CardTableEntryClosure: public CHeapObj<mtGC> { |
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public: |
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typedef CardTable::CardValue CardValue; |
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// Process the card whose card table entry is "card_ptr". |
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virtual void do_card_ptr(CardValue* card_ptr, uint worker_id) = 0; |
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// Process all the card_ptrs in node. |
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void apply_to_buffer(BufferNode* node, size_t buffer_size, uint worker_id) { |
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void** buffer = BufferNode::make_buffer_from_node(node); |
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for (size_t i = node->index(); i < buffer_size; ++i) { |
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CardValue* card_ptr = static_cast<CardValue*>(buffer[i]); |
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do_card_ptr(card_ptr, worker_id); |
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} |
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} |
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}; |
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#endif // SHARE_GC_G1_G1CARDTABLEENTRYCLOSURE_HPP |