Mercurial > hg > truffle
comparison src/share/vm/gc_implementation/g1/heapRegionType.cpp @ 20481:c02ec279b062
8057768: Make heap region region type in G1 HeapRegion explicit
Reviewed-by: brutisso, tschatzl
author | brutisso |
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date | Tue, 16 Sep 2014 14:27:40 +0200 |
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20478:00448aa81791 | 20481:c02ec279b062 |
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1 /* | |
2 * Copyright (c) 2014, 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/heapRegionType.hpp" | |
27 | |
28 bool HeapRegionType::is_valid(Tag tag) { | |
29 switch (tag) { | |
30 case FreeTag: | |
31 case EdenTag: | |
32 case SurvTag: | |
33 case HumStartsTag: | |
34 case HumContTag: | |
35 case OldTag: | |
36 return true; | |
37 } | |
38 return false; | |
39 } | |
40 | |
41 const char* HeapRegionType::get_str() const { | |
42 hrt_assert_is_valid(_tag); | |
43 switch (_tag) { | |
44 case FreeTag: return "FREE"; | |
45 case EdenTag: return "EDEN"; | |
46 case SurvTag: return "SURV"; | |
47 case HumStartsTag: return "HUMS"; | |
48 case HumContTag: return "HUMC"; | |
49 case OldTag: return "OLD"; | |
50 } | |
51 ShouldNotReachHere(); | |
52 // keep some compilers happy | |
53 return NULL; | |
54 } | |
55 | |
56 const char* HeapRegionType::get_short_str() const { | |
57 hrt_assert_is_valid(_tag); | |
58 switch (_tag) { | |
59 case FreeTag: return "F"; | |
60 case EdenTag: return "E"; | |
61 case SurvTag: return "S"; | |
62 case HumStartsTag: return "HS"; | |
63 case HumContTag: return "HC"; | |
64 case OldTag: return "O"; | |
65 } | |
66 ShouldNotReachHere(); | |
67 // keep some compilers happy | |
68 return NULL; | |
69 } |