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. 39 class OopClosure; 40 class OopsInGenClosure; 41 // DefNew 42 class ScanClosure; 43 class FastScanClosure; 44 class FilteringClosure; 45 // MarkSweep 46 class MarkAndPushClosure; 47 class AdjustPointerClosure; 48 // ParNew 49 class ParScanWithBarrierClosure; 50 class ParScanWithoutBarrierClosure; 51 // CMS 52 class MarkRefsIntoAndScanClosure; 53 class ParMarkRefsIntoAndScanClosure; 54 class PushAndMarkClosure; 55 class ParPushAndMarkClosure; 56 class PushOrMarkClosure; 57 class ParPushOrMarkClosure; 58 class CMSKeepAliveClosure; 59 class CMSInnerParMarkAndPushClosure; 60 // Misc 61 class NoHeaderExtendedOopClosure; 62 63 // This macro applies an argument macro to all OopClosures for which we 64 // want specialized bodies of "oop_oop_iterate". The arguments to "f" are: 65 // "f(closureType, non_virtual)" 66 // where "closureType" is the name of the particular subclass of ExtendedOopClosure, 67 // and "non_virtual" will be the string "_nv" if the closure type should 68 // have its "do_oop" method invoked non-virtually, or else the 69 // string "_v". ("ExtendedOopClosure" itself will be the only class in the latter 70 // category.) 71 72 // This is split into several because of a Visual C++ 6.0 compiler bug 73 // where very long macros cause the compiler to crash 74 75 #define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_S(f) \ 76 f(ScanClosure,_nv) \ 77 f(FastScanClosure,_nv) \ 78 f(FilteringClosure,_nv) 79 80 #if INCLUDE_ALL_GCS 81 #define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_P(f) \ 82 f(ParScanWithBarrierClosure,_nv) \ 83 f(ParScanWithoutBarrierClosure,_nv) 84 #else // INCLUDE_ALL_GCS 85 #define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_P(f) 86 #endif // INCLUDE_ALL_GCS 87 88 #define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_1(f) \ 89 f(NoHeaderExtendedOopClosure,_nv) \ 90 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_S(f) \ 91 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_P(f) 92 93 #define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_MS(f) \ 94 f(MarkAndPushClosure,_nv) \ 95 f(AdjustPointerClosure, _nv) 96 97 #if INCLUDE_ALL_GCS 98 #define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_CMS(f) \ 99 f(MarkRefsIntoAndScanClosure,_nv) \ 100 f(ParMarkRefsIntoAndScanClosure,_nv) \ 101 f(PushAndMarkClosure,_nv) \ 102 f(ParPushAndMarkClosure,_nv) \ 103 f(PushOrMarkClosure,_nv) \ 104 f(ParPushOrMarkClosure,_nv) \ 105 f(CMSKeepAliveClosure,_nv) \ 106 f(CMSInnerParMarkAndPushClosure,_nv) 107 #endif 108 109 #if INCLUDE_ALL_GCS 110 #define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_2(f) \ 111 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_MS(f) \ 112 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_CMS(f) \ 113 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_G1(f) 114 #else // INCLUDE_ALL_GCS 115 #define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_2(f) \ 116 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_MS(f) 117 #endif // INCLUDE_ALL_GCS 118 119 120 // We separate these out, because sometime the general one has 121 // a different definition from the specialized ones, and sometimes it 122 // doesn't. 123 124 #define ALL_OOP_OOP_ITERATE_CLOSURES_1(f) \ 125 f(ExtendedOopClosure,_v) \ 126 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_1(f) 127 128 #define ALL_OOP_OOP_ITERATE_CLOSURES_2(f) \ 129 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_2(f) 130 131 #if INCLUDE_ALL_GCS 132 // This macro applies an argument macro to all OopClosures for which we 133 // want specialized bodies of a family of methods related to 134 // "par_oop_iterate". The arguments to f are the same as above. 135 // The "root_class" is the most general class to define; this may be 136 // "OopClosure" in some applications and "OopsInGenClosure" in others. 137 138 #define SPECIALIZED_PAR_OOP_ITERATE_CLOSURES(f) \ 139 f(MarkRefsIntoAndScanClosure,_nv) \ 140 f(PushAndMarkClosure,_nv) \ 141 f(ParMarkRefsIntoAndScanClosure,_nv) \ 142 f(ParPushAndMarkClosure,_nv) 143 144 #define ALL_PAR_OOP_ITERATE_CLOSURES(f) \ 145 f(ExtendedOopClosure,_v) \ 146 SPECIALIZED_PAR_OOP_ITERATE_CLOSURES(f) 147 #endif // INCLUDE_ALL_GCS 148 149 // This macro applies an argument macro to all OopClosures for which we 150 // want specialized bodies of a family of methods related to 151 // "oops_since_save_marks_do". The arguments to f are the same as above. 152 // The "root_class" is the most general class to define; this may be 153 // "OopClosure" in some applications and "OopsInGenClosure" in others. 154 155 #define SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG_S(f) \ 156 f(ScanClosure,_nv) \ 157 f(FastScanClosure,_nv) 158 159 #if INCLUDE_ALL_GCS 160 #define SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG_P(f) \ 161 f(ParScanWithBarrierClosure,_nv) \ 162 f(ParScanWithoutBarrierClosure,_nv) 163 #else // INCLUDE_ALL_GCS 164 #define SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG_P(f) 165 #endif // INCLUDE_ALL_GCS 166 167 #define SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG(f) \ 168 SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG_S(f) \ 169 SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG_P(f) 170 171 #define SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES(f) \ 172 SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG(f) 173 174 // We separate these out, because sometime the general one has 175 // a different definition from the specialized ones, and sometimes it 176 // doesn't. 177 178 #define ALL_SINCE_SAVE_MARKS_CLOSURES(f) \ 179 f(OopsInGenClosure,_v) \ 180 SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES(f) 181 182 #endif // SHARE_VM_GC_SHARED_SPECIALIZED_OOP_CLOSURES_HPP