1 /* 2 * Copyright (c) 2017, 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_G1_G1FULLGCSCOPE_HPP 26 #define SHARE_VM_GC_G1_G1FULLGCSCOPE_HPP 27 28 #include "gc/g1/g1CollectedHeap.hpp" 29 #include "gc/g1/g1HeapTransition.hpp" 30 #include "gc/shared/collectorCounters.hpp" 31 #include "gc/shared/gcId.hpp" 32 #include "gc/shared/gcTrace.hpp" 33 #include "gc/shared/gcTraceTime.hpp" 34 #include "gc/shared/gcTimer.hpp" 35 #include "gc/shared/isGCActiveMark.hpp" 36 #include "gc/shared/vmGCOperations.hpp" 37 #include "memory/allocation.hpp" 38 #include "services/memoryService.hpp" 39 40 // Class used to group scoped objects used in the Full GC together. 41 class G1FullGCScope : public StackObj { 42 ResourceMark _rm; 43 bool _explicit_gc; 44 G1CollectedHeap* _g1h; 45 GCIdMark _gc_id; 46 SvcGCMarker _svc_marker; 47 STWGCTimer _timer; 48 G1FullGCTracer _tracer; 49 IsGCActiveMark _active; 50 GCTraceCPUTime _cpu_time; 51 ClearedAllSoftRefs _soft_refs; 52 TraceCollectorStats _collector_stats; 53 TraceMemoryManagerStats _memory_stats; 54 G1HeapTransition _heap_transition; 55 56 public: 57 G1FullGCScope(bool explicit_gc, bool clear_soft); 58 ~G1FullGCScope(); 59 60 bool is_explicit_gc(); 61 bool should_clear_soft_refs(); 62 63 STWGCTimer* timer(); 64 G1FullGCTracer* tracer(); 65 G1HeapTransition* heap_transition(); 66 }; 67 68 #endif //SHARE_VM_GC_G1_G1FULLGCSCOPE_HPP