1 /* 2 * Copyright (c) 2014, 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 #include "precompiled.hpp" 26 #include "gc/g1/g1HeapRegionTraceType.hpp" 27 #include "gc/g1/heapRegionType.hpp" 28 29 bool HeapRegionType::is_valid(Tag tag) { 30 switch (tag) { 31 case FreeTag: 32 case EdenTag: 33 case SurvTag: 34 case StartsHumongousTag: 35 case ContinuesHumongousTag: 36 case OldTag: 37 case OpenArchiveTag: 38 case ClosedArchiveTag: 39 return true; 40 default: 41 return false; 42 } 43 } 44 45 const char* HeapRegionType::get_str() const { 46 hrt_assert_is_valid(_tag); 47 switch (_tag) { 48 case FreeTag: return "FREE"; 49 case EdenTag: return "EDEN"; 50 case SurvTag: return "SURV"; 51 case StartsHumongousTag: return "HUMS"; 52 case ContinuesHumongousTag: return "HUMC"; 53 case OldTag: return "OLD"; 54 case OpenArchiveTag: return "OARC"; 55 case ClosedArchiveTag: return "CARC"; 56 default: 57 ShouldNotReachHere(); 58 return NULL; // keep some compilers happy 59 } 60 } 61 62 const char* HeapRegionType::get_short_str() const { 63 hrt_assert_is_valid(_tag); 64 switch (_tag) { 65 case FreeTag: return "F"; 66 case EdenTag: return "E"; 67 case SurvTag: return "S"; 68 case StartsHumongousTag: return "HS"; 69 case ContinuesHumongousTag: return "HC"; 70 case OldTag: return "O"; 71 case OpenArchiveTag: return "OA"; 72 case ClosedArchiveTag: return "CA"; 73 default: 74 ShouldNotReachHere(); 75 return NULL; // keep some compilers happy 76 } 77 } 78 79 G1HeapRegionTraceType::Type HeapRegionType::get_trace_type() { 80 hrt_assert_is_valid(_tag); 81 switch (_tag) { 82 case FreeTag: return G1HeapRegionTraceType::Free; 83 case EdenTag: return G1HeapRegionTraceType::Eden; 84 case SurvTag: return G1HeapRegionTraceType::Survivor; 85 case StartsHumongousTag: return G1HeapRegionTraceType::StartsHumongous; 86 case ContinuesHumongousTag: return G1HeapRegionTraceType::ContinuesHumongous; 87 case OldTag: return G1HeapRegionTraceType::Old; 88 case OpenArchiveTag: return G1HeapRegionTraceType::OpenArchive; 89 case ClosedArchiveTag: return G1HeapRegionTraceType::ClosedArchive; 90 default: 91 ShouldNotReachHere(); 92 return G1HeapRegionTraceType::Free; // keep some compilers happy 93 } 94 }