Mercurial > hg > truffle
annotate src/share/vm/gc_implementation/g1/heapRegionSeq.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 | c3f1170908be |
children | 720b6a76dd9d |
rev | line source |
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342 | 1 /* |
3766 | 2 * Copyright (c) 2001, 2011, 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_HEAPREGIONSEQ_INLINE_HPP |
26 #define SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSEQ_INLINE_HPP | |
27 | |
3766 | 28 #include "gc_implementation/g1/heapRegion.hpp" |
1972 | 29 #include "gc_implementation/g1/heapRegionSeq.hpp" |
30 | |
3766 | 31 inline size_t HeapRegionSeq::addr_to_index_biased(HeapWord* addr) const { |
32 assert(_heap_bottom <= addr && addr < _heap_end, | |
33 err_msg("addr: "PTR_FORMAT" bottom: "PTR_FORMAT" end: "PTR_FORMAT, | |
34 addr, _heap_bottom, _heap_end)); | |
35 size_t index = (size_t) addr >> _region_shift; | |
36 return index; | |
37 } | |
38 | |
39 inline HeapRegion* HeapRegionSeq::addr_to_region_unsafe(HeapWord* addr) const { | |
40 assert(_heap_bottom <= addr && addr < _heap_end, | |
41 err_msg("addr: "PTR_FORMAT" bottom: "PTR_FORMAT" end: "PTR_FORMAT, | |
42 addr, _heap_bottom, _heap_end)); | |
43 size_t index_biased = addr_to_index_biased(addr); | |
44 HeapRegion* hr = _regions_biased[index_biased]; | |
45 assert(hr != NULL, "invariant"); | |
46 return hr; | |
47 } | |
48 | |
49 inline HeapRegion* HeapRegionSeq::addr_to_region(HeapWord* addr) const { | |
50 if (addr != NULL && addr < _heap_end) { | |
51 assert(addr >= _heap_bottom, | |
52 err_msg("addr: "PTR_FORMAT" bottom: "PTR_FORMAT, addr, _heap_bottom)); | |
53 return addr_to_region_unsafe(addr); | |
342 | 54 } |
55 return NULL; | |
56 } | |
1972 | 57 |
3766 | 58 inline HeapRegion* HeapRegionSeq::at(size_t index) const { |
59 assert(index < length(), "pre-condition"); | |
60 HeapRegion* hr = _regions[index]; | |
61 assert(hr != NULL, "sanity"); | |
62 assert(hr->hrs_index() == index, "sanity"); | |
63 return hr; | |
64 } | |
65 | |
1972 | 66 #endif // SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSEQ_INLINE_HPP |