annotate src/share/vm/memory/barrierSet.cpp @ 616:4f360ec815ba

6720309: G1: don't synchronously update RSet during evacuation pauses 6720334: G1: don't update RSets of collection set regions during an evacuation pause Summary: Introduced a deferred update mechanism for delaying the rset updates during the collection pause Reviewed-by: apetrusenko, tonyp
author iveresov
date Fri, 06 Mar 2009 13:50:14 -0800
parents 37f87013dfd8
children df6caf649ff7
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1 /*
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2 * Copyright 1997-2006 Sun Microsystems, Inc. All Rights Reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
37f87013dfd8 6711316: Open source the Garbage-First garbage collector
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
37f87013dfd8 6711316: Open source the Garbage-First garbage collector
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
37f87013dfd8 6711316: Open source the Garbage-First garbage collector
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 # include "incls/_precompiled.incl"
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26 # include "incls/_barrierSet.cpp.incl"
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27
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28 // count is in HeapWord's
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29 void BarrierSet::static_write_ref_array_pre(HeapWord* start, size_t count) {
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30 Universe::heap()->barrier_set()->write_ref_array_pre(MemRegion(start, start + count));
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31 }
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32
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33 // count is in HeapWord's
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34 void BarrierSet::static_write_ref_array_post(HeapWord* start, size_t count) {
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35 Universe::heap()->barrier_set()->write_ref_array_work(MemRegion(start, start + count));
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36 }