Mercurial > hg > graal-compiler
view src/share/vm/gc_implementation/g1/g1_specialized_oop_closures.hpp @ 1261:0414c1049f15
6923991: G1: improve scalability of RSet scanning
Summary: Implemented block-based work stealing. Moved copying during the rset scanning phase to the main copying phase. Made the size of rset table depend on the region size.
Reviewed-by: apetrusenko, tonyp
author | iveresov |
---|---|
date | Thu, 11 Feb 2010 15:52:19 -0800 |
parents | df6caf649ff7 |
children | c18cbe5936b8 |
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/* * Copyright 2001-2009 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. * */ // The following OopClosure types get specialized versions of // "oop_oop_iterate" that invoke the closures' do_oop methods // non-virtually, using a mechanism defined in this file. Extend these // macros in the obvious way to add specializations for new closures. // Forward declarations. enum G1Barrier { G1BarrierNone, G1BarrierRS, G1BarrierEvac }; template<bool do_gen_barrier, G1Barrier barrier, bool do_mark_forwardee> class G1ParCopyClosure; class G1ParScanClosure; class G1ParPushHeapRSClosure; typedef G1ParCopyClosure<false, G1BarrierEvac, false> G1ParScanHeapEvacClosure; class FilterIntoCSClosure; class FilterOutOfRegionClosure; class FilterInHeapRegionAndIntoCSClosure; class FilterAndMarkInHeapRegionAndIntoCSClosure; #ifdef FURTHER_SPECIALIZED_OOP_OOP_ITERATE_CLOSURES #error "FURTHER_SPECIALIZED_OOP_OOP_ITERATE_CLOSURES already defined." #endif #define FURTHER_SPECIALIZED_OOP_OOP_ITERATE_CLOSURES(f) \ f(G1ParScanHeapEvacClosure,_nv) \ f(G1ParScanClosure,_nv) \ f(G1ParPushHeapRSClosure,_nv) \ f(FilterIntoCSClosure,_nv) \ f(FilterOutOfRegionClosure,_nv) \ f(FilterInHeapRegionAndIntoCSClosure,_nv) \ f(FilterAndMarkInHeapRegionAndIntoCSClosure,_nv) #ifdef FURTHER_SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES #error "FURTHER_SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES already defined." #endif #define FURTHER_SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES(f)