Mercurial > hg > truffle
annotate src/share/vm/gc_implementation/g1/heapRegion.inline.hpp @ 4114:6729bbc1fcd6
7003454: order constants in constant table by number of references in code
Reviewed-by: kvn, never, bdelsart
author | twisti |
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date | Wed, 16 Nov 2011 01:39:50 -0800 |
parents | abdfc822206f |
children | 2ace1c4ee8da |
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342 | 1 /* |
1972 | 2 * Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved. |
342 | 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
342 | 22 * |
23 */ | |
24 | |
1972 | 25 #ifndef SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGION_INLINE_HPP |
26 #define SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGION_INLINE_HPP | |
27 | |
342 | 28 inline HeapWord* G1OffsetTableContigSpace::allocate(size_t size) { |
29 HeapWord* res = ContiguousSpace::allocate(size); | |
30 if (res != NULL) { | |
31 _offsets.alloc_block(res, size); | |
32 } | |
33 return res; | |
34 } | |
35 | |
36 // Because of the requirement of keeping "_offsets" up to date with the | |
37 // allocations, we sequentialize these with a lock. Therefore, best if | |
38 // this is used for larger LAB allocations only. | |
39 inline HeapWord* G1OffsetTableContigSpace::par_allocate(size_t size) { | |
40 MutexLocker x(&_par_alloc_lock); | |
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41 // Given that we take the lock no need to use par_allocate() here. |
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42 HeapWord* res = ContiguousSpace::allocate(size); |
342 | 43 if (res != NULL) { |
44 _offsets.alloc_block(res, size); | |
45 } | |
46 return res; | |
47 } | |
48 | |
49 inline HeapWord* G1OffsetTableContigSpace::block_start(const void* p) { | |
50 return _offsets.block_start(p); | |
51 } | |
52 | |
53 inline HeapWord* | |
54 G1OffsetTableContigSpace::block_start_const(const void* p) const { | |
55 return _offsets.block_start_const(p); | |
56 } | |
1972 | 57 |
58 #endif // SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGION_INLINE_HPP |