Mercurial > hg > truffle
view src/share/vm/gc_implementation/shared/gcStats.hpp @ 952:ace8397c8563
6876276: assert(!is_visited,"visit only once")
Summary: schedule the superword loads based on dependence constraints
Reviewed-by: kvn, never
author | cfang |
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date | Mon, 31 Aug 2009 08:31:45 -0700 |
parents | a61af66fc99e |
children | c18cbe5936b8 |
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/* * Copyright 2003-2006 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. * */ class GCStats : public CHeapObj { protected: // Avg amount promoted; used for avoiding promotion undo // This class does not update deviations if the sample is zero. AdaptivePaddedNoZeroDevAverage* _avg_promoted; public: GCStats(); enum Name { GCStatsKind, CMSGCStatsKind }; virtual Name kind() { return GCStatsKind; } AdaptivePaddedNoZeroDevAverage* avg_promoted() const { return _avg_promoted; } // Average in bytes size_t average_promoted_in_bytes() const { return (size_t)_avg_promoted->average(); } // Padded average in bytes size_t padded_average_promoted_in_bytes() const { return (size_t)_avg_promoted->padded_average(); } }; class CMSGCStats : public GCStats { public: CMSGCStats(); virtual Name kind() { return CMSGCStatsKind; } };