Mercurial > hg > graal-jvmci-8
view src/share/vm/memory/barrierSet.cpp @ 1520:bb843ebc7c55
6919638: CMS: ExplicitGCInvokesConcurrent misinteracts with gc locker
Summary: GC-locker induced concurrent full gc should be asynchronous; policy now controlled by a separate flag, which defaults to false.
Reviewed-by: jmasa
author | ysr |
---|---|
date | Mon, 03 May 2010 20:19:05 -0700 |
parents | 6aa7255741f3 |
children | c18cbe5936b8 |
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/* * Copyright 1997-2006 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. * */ # include "incls/_precompiled.incl" # include "incls/_barrierSet.cpp.incl" // count is number of array elements being written void BarrierSet::static_write_ref_array_pre(HeapWord* start, size_t count) { assert(count <= (size_t)max_intx, "count too large"); #if 0 warning("Pre: \t" INTPTR_FORMAT "[" SIZE_FORMAT "]\t", start, count); #endif if (UseCompressedOops) { Universe::heap()->barrier_set()->write_ref_array_pre((narrowOop*)start, (int)count); } else { Universe::heap()->barrier_set()->write_ref_array_pre( (oop*)start, (int)count); } } // count is number of array elements being written void BarrierSet::static_write_ref_array_post(HeapWord* start, size_t count) { // simply delegate to instance method Universe::heap()->barrier_set()->write_ref_array(start, count); }