1/* 2 * Copyright (c) 2001, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25#ifndef SHARE_VM_GC_SHARED_SPECIALIZED_OOP_CLOSURES_HPP 26#define SHARE_VM_GC_SHARED_SPECIALIZED_OOP_CLOSURES_HPP 27 28#include "utilities/macros.hpp" 29#if INCLUDE_ALL_GCS 30#include "gc/g1/g1_specialized_oop_closures.hpp" 31#endif // INCLUDE_ALL_GCS 32 33// The following OopClosure types get specialized versions of 34// "oop_oop_iterate" that invoke the closures' do_oop methods 35// non-virtually, using a mechanism defined in this file. Extend these 36// macros in the obvious way to add specializations for new closures. 37 38// Forward declarations. 39class OopClosure; 40class OopsInGenClosure; 41// DefNew 42class ScanClosure; 43class FastScanClosure; 44class FilteringClosure; 45// MarkSweep 46class MarkAndPushClosure; 47// ParNew 48class ParScanWithBarrierClosure; 49class ParScanWithoutBarrierClosure; 50// CMS 51class MarkRefsIntoAndScanClosure; 52class ParMarkRefsIntoAndScanClosure; 53class PushAndMarkClosure; 54class ParPushAndMarkClosure; 55class PushOrMarkClosure; 56class ParPushOrMarkClosure; 57class CMSKeepAliveClosure; 58class CMSInnerParMarkAndPushClosure; 59// Misc 60class NoHeaderExtendedOopClosure; 61 62// This macro applies an argument macro to all OopClosures for which we 63// want specialized bodies of "oop_oop_iterate". The arguments to "f" are: 64// "f(closureType, non_virtual)" 65// where "closureType" is the name of the particular subclass of ExtendedOopClosure, 66// and "non_virtual" will be the string "_nv" if the closure type should 67// have its "do_oop" method invoked non-virtually, or else the 68// string "_v". ("ExtendedOopClosure" itself will be the only class in the latter 69// category.) 70 71// This is split into several because of a Visual C++ 6.0 compiler bug 72// where very long macros cause the compiler to crash 73 74#define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_S(f) \ 75 f(ScanClosure,_nv) \ 76 f(FastScanClosure,_nv) \ 77 f(FilteringClosure,_nv) 78 79#if INCLUDE_ALL_GCS 80#define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_P(f) \ 81 f(ParScanWithBarrierClosure,_nv) \ 82 f(ParScanWithoutBarrierClosure,_nv) 83#else // INCLUDE_ALL_GCS 84#define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_P(f) 85#endif // INCLUDE_ALL_GCS 86 87#define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_1(f) \ 88 f(NoHeaderExtendedOopClosure,_nv) \ 89 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_S(f) \ 90 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_P(f) 91 92#define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_MS(f) \ 93 f(MarkAndPushClosure,_nv) 94 95#if INCLUDE_ALL_GCS 96#define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_CMS(f) \ 97 f(MarkRefsIntoAndScanClosure,_nv) \ 98 f(ParMarkRefsIntoAndScanClosure,_nv) \ 99 f(PushAndMarkClosure,_nv) \ 100 f(ParPushAndMarkClosure,_nv) \ 101 f(PushOrMarkClosure,_nv) \ 102 f(ParPushOrMarkClosure,_nv) \ 103 f(CMSKeepAliveClosure,_nv) \ 104 f(CMSInnerParMarkAndPushClosure,_nv) 105#endif 106 107#if INCLUDE_ALL_GCS 108#define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_2(f) \ 109 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_MS(f) \ 110 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_CMS(f) \ 111 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_G1(f) 112#else // INCLUDE_ALL_GCS 113#define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_2(f) \ 114 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_MS(f) 115#endif // INCLUDE_ALL_GCS 116 117 118// We separate these out, because sometime the general one has 119// a different definition from the specialized ones, and sometimes it 120// doesn't. 121 122#define ALL_OOP_OOP_ITERATE_CLOSURES_1(f) \ 123 f(ExtendedOopClosure,_v) \ 124 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_1(f) 125 126#define ALL_OOP_OOP_ITERATE_CLOSURES_2(f) \ 127 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_2(f) 128 129#if INCLUDE_ALL_GCS 130// This macro applies an argument macro to all OopClosures for which we 131// want specialized bodies of a family of methods related to 132// "par_oop_iterate". The arguments to f are the same as above. 133// The "root_class" is the most general class to define; this may be 134// "OopClosure" in some applications and "OopsInGenClosure" in others. 135 136#define SPECIALIZED_PAR_OOP_ITERATE_CLOSURES(f) \ 137 f(MarkRefsIntoAndScanClosure,_nv) \ 138 f(PushAndMarkClosure,_nv) \ 139 f(ParMarkRefsIntoAndScanClosure,_nv) \ 140 f(ParPushAndMarkClosure,_nv) 141 142#define ALL_PAR_OOP_ITERATE_CLOSURES(f) \ 143 f(ExtendedOopClosure,_v) \ 144 SPECIALIZED_PAR_OOP_ITERATE_CLOSURES(f) 145#endif // INCLUDE_ALL_GCS 146 147// This macro applies an argument macro to all OopClosures for which we 148// want specialized bodies of a family of methods related to 149// "oops_since_save_marks_do". The arguments to f are the same as above. 150// The "root_class" is the most general class to define; this may be 151// "OopClosure" in some applications and "OopsInGenClosure" in others. 152 153#define SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG_S(f) \ 154 f(ScanClosure,_nv) \ 155 f(FastScanClosure,_nv) 156 157#if INCLUDE_ALL_GCS 158#define SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG_P(f) \ 159 f(ParScanWithBarrierClosure,_nv) \ 160 f(ParScanWithoutBarrierClosure,_nv) 161#else // INCLUDE_ALL_GCS 162#define SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG_P(f) 163#endif // INCLUDE_ALL_GCS 164 165#define SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG(f) \ 166 SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG_S(f) \ 167 SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG_P(f) 168 169#define SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES(f) \ 170 SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG(f) 171 172// We separate these out, because sometime the general one has 173// a different definition from the specialized ones, and sometimes it 174// doesn't. 175 176#define ALL_SINCE_SAVE_MARKS_CLOSURES(f) \ 177 f(OopsInGenClosure,_v) \ 178 SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES(f) 179 180#endif // SHARE_VM_GC_SHARED_SPECIALIZED_OOP_CLOSURES_HPP 181