1 /* 2 * Copyright (c) 2019, 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_implementation/g1/g1HeapRegionTraceType.hpp" 27 #include "gc_implementation/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 HumStartsTag: 35 case HumContTag: 36 case OldTag: 37 return true; 38 } 39 return false; 40 } 41 42 const char* HeapRegionType::get_str() const { 43 hrt_assert_is_valid(_tag); 44 switch (_tag) { 45 case FreeTag: return "FREE"; 46 case EdenTag: return "EDEN"; 47 case SurvTag: return "SURV"; 48 case HumStartsTag: return "HUMS"; 49 case HumContTag: return "HUMC"; 50 case OldTag: return "OLD"; 51 } 52 ShouldNotReachHere(); 53 // keep some compilers happy 54 return NULL; 55 } 56 57 const char* HeapRegionType::get_short_str() const { 58 hrt_assert_is_valid(_tag); 59 switch (_tag) { 60 case FreeTag: return "F"; 61 case EdenTag: return "E"; 62 case SurvTag: return "S"; 63 case HumStartsTag: return "HS"; 64 case HumContTag: return "HC"; 65 case OldTag: return "O"; 66 } 67 ShouldNotReachHere(); 68 // keep some compilers happy 69 return NULL; 70 } 71 72 G1HeapRegionTraceType::Type HeapRegionType::get_trace_type() { 73 hrt_assert_is_valid(_tag); 74 switch (_tag) { 75 case FreeTag: return G1HeapRegionTraceType::Free; 76 case EdenTag: return G1HeapRegionTraceType::Eden; 77 case SurvTag: return G1HeapRegionTraceType::Survivor; 78 case HumStartsTag: return G1HeapRegionTraceType::StartsHumongous; 79 case HumContTag: return G1HeapRegionTraceType::ContinuesHumongous; 80 case OldTag: return G1HeapRegionTraceType::Old; 81 default: 82 ShouldNotReachHere(); 83 return G1HeapRegionTraceType::Free; // keep some compilers happy 84 } 85 }