Mercurial > hg > truffle
annotate src/share/vm/memory/blockOffsetTable.inline.hpp @ 1633:65b0c03b165d
6965671: fatal error: acquiring lock JNIGlobalHandle_lock/16 out of order with lock CodeCache_lock/1
Reviewed-by: kvn, dcubed
author | never |
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date | Fri, 02 Jul 2010 15:01:47 -0700 |
parents | c18cbe5936b8 |
children | be3f9c242c9d |
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0 | 1 /* |
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6941466: Oracle rebranding changes for Hotspot repositories
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2 * Copyright (c) 2000, 2002, Oracle and/or its affiliates. All rights reserved. |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 ////////////////////////////////////////////////////////////////////////// | |
26 // BlockOffsetTable inlines | |
27 ////////////////////////////////////////////////////////////////////////// | |
28 inline HeapWord* BlockOffsetTable::block_start(const void* addr) const { | |
29 if (addr >= _bottom && addr < _end) { | |
30 return block_start_unsafe(addr); | |
31 } else { | |
32 return NULL; | |
33 } | |
34 } | |
35 | |
36 ////////////////////////////////////////////////////////////////////////// | |
37 // BlockOffsetSharedArray inlines | |
38 ////////////////////////////////////////////////////////////////////////// | |
39 inline size_t BlockOffsetSharedArray::index_for(const void* p) const { | |
40 char* pc = (char*)p; | |
41 assert(pc >= (char*)_reserved.start() && | |
42 pc < (char*)_reserved.end(), | |
43 "p not in range."); | |
44 size_t delta = pointer_delta(pc, _reserved.start(), sizeof(char)); | |
45 size_t result = delta >> LogN; | |
46 assert(result < _vs.committed_size(), "bad index from address"); | |
47 return result; | |
48 } | |
49 | |
50 inline HeapWord* BlockOffsetSharedArray::address_for_index(size_t index) const { | |
51 assert(index < _vs.committed_size(), "bad index"); | |
52 HeapWord* result = _reserved.start() + (index << LogN_words); | |
53 assert(result >= _reserved.start() && result < _reserved.end(), | |
54 "bad address from index"); | |
55 return result; | |
56 } | |
57 | |
58 | |
59 ////////////////////////////////////////////////////////////////////////// | |
60 // BlockOffsetArrayNonContigSpace inlines | |
61 ////////////////////////////////////////////////////////////////////////// | |
62 inline void BlockOffsetArrayNonContigSpace::freed(HeapWord* blk_start, | |
63 HeapWord* blk_end) { | |
64 // Verify that the BOT shows [blk_start, blk_end) to be one block. | |
65 verify_single_block(blk_start, blk_end); | |
66 // adjust _unallocated_block upward or downward | |
67 // as appropriate | |
68 if (BlockOffsetArrayUseUnallocatedBlock) { | |
69 assert(_unallocated_block <= _end, | |
70 "Inconsistent value for _unallocated_block"); | |
71 if (blk_end >= _unallocated_block && blk_start <= _unallocated_block) { | |
72 // CMS-specific note: a block abutting _unallocated_block to | |
73 // its left is being freed, a new block is being added or | |
74 // we are resetting following a compaction | |
75 _unallocated_block = blk_start; | |
76 } | |
77 } | |
78 } |