1 /* 2 * Copyright (c) 2013, 2018, Red Hat, Inc. All rights reserved. 3 * 4 * This code is free software; you can redistribute it and/or modify it 5 * under the terms of the GNU General Public License version 2 only, as 6 * published by the Free Software Foundation. 7 * 8 * This code is distributed in the hope that it will be useful, but WITHOUT 9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 11 * version 2 for more details (a copy is included in the LICENSE file that 12 * accompanied this code). 13 * 14 * You should have received a copy of the GNU General Public License version 15 * 2 along with this work; if not, write to the Free Software Foundation, 16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 17 * 18 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 19 * or visit www.oracle.com if you need additional information or have any 20 * questions. 21 * 22 */ 23 24 #include "precompiled.hpp" 25 26 #include "gc/shenandoah/shenandoahHeap.inline.hpp" 27 #include "gc/shenandoah/shenandoahUtils.hpp" 28 #include "gc/shenandoah/shenandoahVMOperations.hpp" 29 30 bool VM_ShenandoahReferenceOperation::doit_prologue() { 31 Heap_lock->lock(); 32 return true; 33 } 34 35 void VM_ShenandoahReferenceOperation::doit_epilogue() { 36 if (Universe::has_reference_pending_list()) { 37 Heap_lock->notify_all(); 38 } 39 Heap_lock->unlock(); 40 } 41 42 void VM_ShenandoahInitMark::doit() { 43 ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::OTHER); 44 ShenandoahHeap::heap()->entry_init_mark(); 45 } 46 47 void VM_ShenandoahFinalMarkStartEvac::doit() { 48 ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::OTHER); 49 ShenandoahHeap::heap()->entry_final_mark(); 50 } 51 52 void VM_ShenandoahFinalEvac::doit() { 53 ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::OTHER); 54 ShenandoahHeap::heap()->entry_final_evac(); 55 } 56 57 void VM_ShenandoahFullGC::doit() { 58 ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::FULL); 59 ShenandoahHeap::heap()->entry_full(_gc_cause); 60 } 61 62 void VM_ShenandoahDegeneratedGC::doit() { 63 ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::OTHER); 64 ShenandoahHeap::heap()->entry_degenerated(_point); 65 } 66 67 void VM_ShenandoahInitTraversalGC::doit() { 68 ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::OTHER); 69 ShenandoahHeap::heap()->entry_init_traversal(); 70 } 71 72 void VM_ShenandoahFinalTraversalGC::doit() { 73 ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::OTHER); 74 ShenandoahHeap::heap()->entry_final_traversal(); 75 } 76 77 void VM_ShenandoahInitUpdateRefs::doit() { 78 ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::OTHER); 79 ShenandoahHeap::heap()->entry_init_updaterefs(); 80 } 81 82 void VM_ShenandoahFinalUpdateRefs::doit() { 83 ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::OTHER); 84 ShenandoahHeap::heap()->entry_final_updaterefs(); 85 }