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 ArchiveTag: 38 return true; 39 default: 40 return false; 41 } 42 } 43 44 const char* HeapRegionType::get_str() const { 45 hrt_assert_is_valid(_tag); 46 switch (_tag) { 47 case FreeTag: return "FREE"; 48 case EdenTag: return "EDEN"; 49 case SurvTag: return "SURV"; 50 case StartsHumongousTag: return "HUMS"; 51 case ContinuesHumongousTag: return "HUMC"; 52 case OldTag: return "OLD"; 53 case ArchiveTag: return "ARC"; 54 default: ShouldNotReachHere(); 55 // keep some compilers happy 56 return NULL; 57 } 58 } 59 60 const char* HeapRegionType::get_short_str() const { 61 hrt_assert_is_valid(_tag); 62 switch (_tag) { 63 case FreeTag: return "F"; 64 case EdenTag: return "E"; 65 case SurvTag: return "S"; 66 case StartsHumongousTag: return "HS"; 67 case ContinuesHumongousTag: return "HC"; 68 case OldTag: return "O"; 69 case ArchiveTag: return "A"; 70 default: ShouldNotReachHere(); 71 // keep some compilers happy 72 return NULL; 73 } 74 } 75 76 G1HeapRegionTraceType::Type HeapRegionType::get_trace_type() { 77 hrt_assert_is_valid(_tag); 78 switch (_tag) { 79 case FreeTag: return G1HeapRegionTraceType::Free; 80 case EdenTag: return G1HeapRegionTraceType::Eden; 81 case SurvTag: return G1HeapRegionTraceType::Survivor; 82 case StartsHumongousTag: return G1HeapRegionTraceType::StartsHumongous; 83 case ContinuesHumongousTag: return G1HeapRegionTraceType::ContinuesHumongous; 84 case OldTag: return G1HeapRegionTraceType::Old; 85 case ArchiveTag: return G1HeapRegionTraceType::Archive; 86 default: ShouldNotReachHere(); 87 // keep some compilers happy 88 return G1HeapRegionTraceType::Free; 89 } 90 }