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 // ParNew 48 class ParScanWithBarrierClosure; 49 class ParScanWithoutBarrierClosure; 50 // CMS 51 class MarkRefsIntoAndScanClosure; 52 class ParMarkRefsIntoAndScanClosure; 53 class PushAndMarkClosure; 54 class ParPushAndMarkClosure; 55 class PushOrMarkClosure; 56 class ParPushOrMarkClosure; 57 class CMSKeepAliveClosure; 58 class CMSInnerParMarkAndPushClosure; 59 // Misc 60 class 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