1 /* 2 * Copyright (c) 2018, 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_GC_SHARED_VMSTRUCTS_GC_HPP 26 #define SHARE_GC_SHARED_VMSTRUCTS_GC_HPP 27 28 #include "gc/shared/ageTable.hpp" 29 #include "gc/shared/cardGeneration.hpp" 30 #include "gc/shared/cardTableRS.hpp" 31 #include "gc/shared/collectedHeap.hpp" 32 #include "gc/shared/genCollectedHeap.hpp" 33 #include "gc/shared/generation.hpp" 34 #include "gc/shared/generationSpec.hpp" 35 #include "gc/shared/oopStorage.hpp" 36 #include "gc/shared/space.hpp" 37 #include "gc/serial/defNewGeneration.hpp" 38 #include "gc/serial/vmStructs_serial.hpp" 39 #if INCLUDE_ALL_GCS 40 #include "gc/cms/vmStructs_cms.hpp" 41 #include "gc/g1/vmStructs_g1.hpp" 42 #include "gc/parallel/vmStructs_parallelgc.hpp" 43 #endif 44 45 #define VM_STRUCTS_GC(nonstatic_field, \ 46 volatile_nonstatic_field, \ 47 static_field, \ 48 unchecked_nonstatic_field) \ 49 ALL_GCS_ONLY(VM_STRUCTS_CMSGC(nonstatic_field, \ 50 volatile_nonstatic_field, \ 51 static_field)) \ 52 ALL_GCS_ONLY(VM_STRUCTS_G1GC(nonstatic_field, \ 53 volatile_nonstatic_field, \ 54 static_field)) \ 55 ALL_GCS_ONLY(VM_STRUCTS_PARALLELGC(nonstatic_field, \ 56 volatile_nonstatic_field, \ 57 static_field)) \ 58 VM_STRUCTS_SERIALGC(nonstatic_field, \ 59 volatile_nonstatic_field, \ 60 static_field) \ 61 /**********************************************************************************/ \ 62 /* Generation and Space hierarchies */ \ 63 /**********************************************************************************/ \ 64 \ 65 unchecked_nonstatic_field(AgeTable, sizes, sizeof(AgeTable::sizes)) \ 66 \ 67 nonstatic_field(BarrierSet, _fake_rtti, BarrierSet::FakeRtti) \ 68 \ 69 nonstatic_field(BarrierSet::FakeRtti, _concrete_tag, BarrierSet::Name) \ 70 \ 71 nonstatic_field(BlockOffsetTable, _bottom, HeapWord*) \ 72 nonstatic_field(BlockOffsetTable, _end, HeapWord*) \ 73 \ 74 nonstatic_field(BlockOffsetSharedArray, _reserved, MemRegion) \ 75 nonstatic_field(BlockOffsetSharedArray, _end, HeapWord*) \ 76 nonstatic_field(BlockOffsetSharedArray, _vs, VirtualSpace) \ 77 nonstatic_field(BlockOffsetSharedArray, _offset_array, u_char*) \ 78 \ 79 nonstatic_field(BlockOffsetArray, _array, BlockOffsetSharedArray*) \ 80 nonstatic_field(BlockOffsetArray, _sp, Space*) \ 81 nonstatic_field(BlockOffsetArrayContigSpace, _next_offset_threshold, HeapWord*) \ 82 nonstatic_field(BlockOffsetArrayContigSpace, _next_offset_index, size_t) \ 83 \ 84 nonstatic_field(BlockOffsetArrayNonContigSpace, _unallocated_block, HeapWord*) \ 85 \ 86 nonstatic_field(CardGeneration, _rs, CardTableRS*) \ 87 nonstatic_field(CardGeneration, _bts, BlockOffsetSharedArray*) \ 88 nonstatic_field(CardGeneration, _shrink_factor, size_t) \ 89 nonstatic_field(CardGeneration, _capacity_at_prologue, size_t) \ 90 nonstatic_field(CardGeneration, _used_at_prologue, size_t) \ 91 \ 92 nonstatic_field(CardTable, _whole_heap, const MemRegion) \ 93 nonstatic_field(CardTable, _guard_index, const size_t) \ 94 nonstatic_field(CardTable, _last_valid_index, const size_t) \ 95 nonstatic_field(CardTable, _page_size, const size_t) \ 96 nonstatic_field(CardTable, _byte_map_size, const size_t) \ 97 nonstatic_field(CardTable, _byte_map, jbyte*) \ 98 nonstatic_field(CardTable, _cur_covered_regions, int) \ 99 nonstatic_field(CardTable, _covered, MemRegion*) \ 100 nonstatic_field(CardTable, _committed, MemRegion*) \ 101 nonstatic_field(CardTable, _guard_region, MemRegion) \ 102 nonstatic_field(CardTable, _byte_map_base, jbyte*) \ 103 nonstatic_field(CardTableBarrierSet, _defer_initial_card_mark, bool) \ 104 nonstatic_field(CardTableBarrierSet, _card_table, CardTable*) \ 105 \ 106 nonstatic_field(CollectedHeap, _reserved, MemRegion) \ 107 nonstatic_field(CollectedHeap, _is_gc_active, bool) \ 108 nonstatic_field(CollectedHeap, _total_collections, unsigned int) \ 109 \ 110 nonstatic_field(CompactibleSpace, _compaction_top, HeapWord*) \ 111 nonstatic_field(CompactibleSpace, _first_dead, HeapWord*) \ 112 nonstatic_field(CompactibleSpace, _end_of_live, HeapWord*) \ 113 \ 114 nonstatic_field(ContiguousSpace, _top, HeapWord*) \ 115 nonstatic_field(ContiguousSpace, _concurrent_iteration_safe_limit, HeapWord*) \ 116 nonstatic_field(ContiguousSpace, _saved_mark_word, HeapWord*) \ 117 \ 118 nonstatic_field(DefNewGeneration, _old_gen, Generation*) \ 119 nonstatic_field(DefNewGeneration, _tenuring_threshold, uint) \ 120 nonstatic_field(DefNewGeneration, _age_table, AgeTable) \ 121 nonstatic_field(DefNewGeneration, _eden_space, ContiguousSpace*) \ 122 nonstatic_field(DefNewGeneration, _from_space, ContiguousSpace*) \ 123 nonstatic_field(DefNewGeneration, _to_space, ContiguousSpace*) \ 124 \ 125 nonstatic_field(Generation, _reserved, MemRegion) \ 126 nonstatic_field(Generation, _virtual_space, VirtualSpace) \ 127 nonstatic_field(Generation, _stat_record, Generation::StatRecord) \ 128 \ 129 nonstatic_field(Generation::StatRecord, invocations, int) \ 130 nonstatic_field(Generation::StatRecord, accumulated_time, elapsedTimer) \ 131 \ 132 nonstatic_field(GenerationSpec, _name, Generation::Name) \ 133 nonstatic_field(GenerationSpec, _init_size, size_t) \ 134 nonstatic_field(GenerationSpec, _max_size, size_t) \ 135 \ 136 nonstatic_field(GenCollectedHeap, _young_gen, Generation*) \ 137 nonstatic_field(GenCollectedHeap, _old_gen, Generation*) \ 138 nonstatic_field(GenCollectedHeap, _young_gen_spec, GenerationSpec*) \ 139 nonstatic_field(GenCollectedHeap, _old_gen_spec, GenerationSpec*) \ 140 \ 141 nonstatic_field(HeapWord, i, char*) \ 142 \ 143 nonstatic_field(MemRegion, _start, HeapWord*) \ 144 nonstatic_field(MemRegion, _word_size, size_t) \ 145 \ 146 nonstatic_field(OffsetTableContigSpace, _offsets, BlockOffsetArray) \ 147 \ 148 nonstatic_field(Space, _bottom, HeapWord*) \ 149 nonstatic_field(Space, _end, HeapWord*) 150 151 #define VM_TYPES_GC(declare_type, \ 152 declare_toplevel_type, \ 153 declare_integer_type) \ 154 ALL_GCS_ONLY(VM_TYPES_CMSGC(declare_type, \ 155 declare_toplevel_type, \ 156 declare_integer_type)) \ 157 ALL_GCS_ONLY(VM_TYPES_G1GC(declare_type, \ 158 declare_toplevel_type, \ 159 declare_integer_type)) \ 160 ALL_GCS_ONLY(VM_TYPES_PARALLELGC(declare_type, \ 161 declare_toplevel_type, \ 162 declare_integer_type)) \ 163 VM_TYPES_SERIALGC(declare_type, \ 164 declare_toplevel_type, \ 165 declare_integer_type) \ 166 /******************************************/ \ 167 /* Generation and space hierarchies */ \ 168 /* (needed for run-time type information) */ \ 169 /******************************************/ \ 170 \ 171 declare_toplevel_type(CollectedHeap) \ 172 declare_type(GenCollectedHeap, CollectedHeap) \ 173 declare_toplevel_type(Generation) \ 174 declare_type(DefNewGeneration, Generation) \ 175 declare_type(CardGeneration, Generation) \ 176 declare_toplevel_type(Space) \ 177 declare_type(CompactibleSpace, Space) \ 178 declare_type(ContiguousSpace, CompactibleSpace) \ 179 declare_type(OffsetTableContigSpace, ContiguousSpace) \ 180 declare_toplevel_type(BarrierSet) \ 181 declare_type(ModRefBarrierSet, BarrierSet) \ 182 declare_type(CardTableBarrierSet, ModRefBarrierSet) \ 183 declare_toplevel_type(CardTable) \ 184 declare_type(CardTableRS, CardTable) \ 185 declare_toplevel_type(BarrierSet::Name) \ 186 declare_toplevel_type(BlockOffsetSharedArray) \ 187 declare_toplevel_type(BlockOffsetTable) \ 188 declare_type(BlockOffsetArray, BlockOffsetTable) \ 189 declare_type(BlockOffsetArrayContigSpace, BlockOffsetArray) \ 190 declare_type(BlockOffsetArrayNonContigSpace, BlockOffsetArray) \ 191 \ 192 /* Miscellaneous other GC types */ \ 193 \ 194 declare_toplevel_type(AgeTable) \ 195 declare_toplevel_type(Generation::StatRecord) \ 196 declare_toplevel_type(GenerationSpec) \ 197 declare_toplevel_type(HeapWord) \ 198 declare_toplevel_type(MemRegion) \ 199 declare_toplevel_type(ThreadLocalAllocBuffer) \ 200 declare_toplevel_type(VirtualSpace) \ 201 \ 202 /* Pointers to Garbage Collection types */ \ 203 \ 204 declare_toplevel_type(BarrierSet*) \ 205 declare_toplevel_type(BlockOffsetSharedArray*) \ 206 declare_toplevel_type(CardTable*) \ 207 declare_toplevel_type(CardTable*const) \ 208 declare_toplevel_type(CardTableRS*) \ 209 declare_toplevel_type(CardTableBarrierSet*) \ 210 declare_toplevel_type(CardTableBarrierSet**) \ 211 declare_toplevel_type(CollectedHeap*) \ 212 declare_toplevel_type(ContiguousSpace*) \ 213 declare_toplevel_type(DefNewGeneration*) \ 214 declare_toplevel_type(GenCollectedHeap*) \ 215 declare_toplevel_type(Generation*) \ 216 declare_toplevel_type(GenerationSpec**) \ 217 declare_toplevel_type(HeapWord*) \ 218 declare_toplevel_type(HeapWord* volatile) \ 219 declare_toplevel_type(MemRegion*) \ 220 declare_toplevel_type(OffsetTableContigSpace*) \ 221 declare_toplevel_type(Space*) \ 222 declare_toplevel_type(ThreadLocalAllocBuffer*) \ 223 \ 224 declare_toplevel_type(BarrierSet::FakeRtti) 225 226 #define VM_INT_CONSTANTS_GC(declare_constant, \ 227 declare_constant_with_value) \ 228 ALL_GCS_ONLY(VM_INT_CONSTANTS_CMSGC(declare_constant, \ 229 declare_constant_with_value)) \ 230 ALL_GCS_ONLY(VM_INT_CONSTANTS_G1GC(declare_constant, \ 231 declare_constant_with_value)) \ 232 ALL_GCS_ONLY(VM_INT_CONSTANTS_PARALLELGC(declare_constant, \ 233 declare_constant_with_value)) \ 234 VM_INT_CONSTANTS_SERIALGC(declare_constant, \ 235 declare_constant_with_value) \ 236 \ 237 /********************************************/ \ 238 /* Generation and Space Hierarchy Constants */ \ 239 /********************************************/ \ 240 \ 241 declare_constant(AgeTable::table_size) \ 242 \ 243 declare_constant(BarrierSet::ModRef) \ 244 declare_constant(BarrierSet::CardTableBarrierSet) \ 245 \ 246 declare_constant(BOTConstants::LogN) \ 247 declare_constant(BOTConstants::LogN_words) \ 248 declare_constant(BOTConstants::N_bytes) \ 249 declare_constant(BOTConstants::N_words) \ 250 declare_constant(BOTConstants::LogBase) \ 251 declare_constant(BOTConstants::Base) \ 252 declare_constant(BOTConstants::N_powers) \ 253 \ 254 declare_constant(CardTable::clean_card) \ 255 declare_constant(CardTable::last_card) \ 256 declare_constant(CardTable::dirty_card) \ 257 declare_constant(CardTable::Precise) \ 258 declare_constant(CardTable::ObjHeadPreciseArray) \ 259 declare_constant(CardTable::card_shift) \ 260 declare_constant(CardTable::card_size) \ 261 declare_constant(CardTable::card_size_in_words) \ 262 \ 263 declare_constant(CardTableRS::youngergen_card) \ 264 \ 265 declare_constant(CollectedHeap::Serial) \ 266 declare_constant(CollectedHeap::Parallel) \ 267 declare_constant(CollectedHeap::CMS) \ 268 declare_constant(CollectedHeap::G1) \ 269 \ 270 /* constants from Generation::Name enum */ \ 271 \ 272 declare_constant(Generation::DefNew) \ 273 declare_constant(Generation::MarkSweepCompact) \ 274 declare_constant(Generation::Other) \ 275 \ 276 declare_constant(Generation::LogOfGenGrain) \ 277 declare_constant(Generation::GenGrain) \ 278 279 280 #endif // SHARE_GC_SHARED_VMSTRUCTS_GC_HPP