Mercurial > hg > truffle
comparison src/share/vm/gc_implementation/g1/g1AllocRegion.hpp @ 6010:720b6a76dd9d
7157073: G1: type change size_t -> uint for region counts / indexes
Summary: Change the type of fields / variables / etc. that represent region counts and indeces from size_t to uint.
Reviewed-by: iveresov, brutisso, jmasa, jwilhelm
author | tonyp |
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date | Wed, 18 Apr 2012 07:21:15 -0400 |
parents | f44782f04dd4 |
children | 9412b1915547 1b422ef5288a |
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6009:dde53abda3d6 | 6010:720b6a76dd9d |
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1 /* | 1 /* |
2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. | 2 * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | 4 * |
5 * This code is free software; you can redistribute it and/or modify it | 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 | 6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. | 7 * published by the Free Software Foundation. |
62 // between a call to init() and a call to release(). The count | 62 // between a call to init() and a call to release(). The count |
63 // mostly includes regions that are freshly allocated, as well as | 63 // mostly includes regions that are freshly allocated, as well as |
64 // the region that is re-used using the set() method. This count can | 64 // the region that is re-used using the set() method. This count can |
65 // be used in any heuristics that might want to bound how many | 65 // be used in any heuristics that might want to bound how many |
66 // distinct regions this object can used during an active interval. | 66 // distinct regions this object can used during an active interval. |
67 size_t _count; | 67 uint _count; |
68 | 68 |
69 // When we set up a new active region we save its used bytes in this | 69 // When we set up a new active region we save its used bytes in this |
70 // field so that, when we retire it, we can calculate how much space | 70 // field so that, when we retire it, we can calculate how much space |
71 // we allocated in it. | 71 // we allocated in it. |
72 size_t _used_bytes_before; | 72 size_t _used_bytes_before; |
134 HeapRegion* get() const { | 134 HeapRegion* get() const { |
135 // Make sure that the dummy region does not escape this class. | 135 // Make sure that the dummy region does not escape this class. |
136 return (_alloc_region == _dummy_region) ? NULL : _alloc_region; | 136 return (_alloc_region == _dummy_region) ? NULL : _alloc_region; |
137 } | 137 } |
138 | 138 |
139 size_t count() { return _count; } | 139 uint count() { return _count; } |
140 | 140 |
141 // The following two are the building blocks for the allocation method. | 141 // The following two are the building blocks for the allocation method. |
142 | 142 |
143 // First-level allocation: Should be called without holding a | 143 // First-level allocation: Should be called without holding a |
144 // lock. It will try to allocate lock-free out of the active region, | 144 // lock. It will try to allocate lock-free out of the active region, |