Mercurial > hg > truffle
annotate src/share/vm/utilities/array.cpp @ 7788:dbbe8ce3bfa5
commands: accept 'server0' as a vm, accept version number which have '-...' suffix (-internal, -ea...)
author | Gilles Duboscq <duboscq@ssw.jku.at> |
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date | Wed, 13 Feb 2013 18:33:54 +0100 |
parents | f34d701e952e |
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rev | line source |
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0 | 1 /* |
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7197424: update copyright year to match last edit in jdk8 hotspot repository
mikael
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2 * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved. |
0 | 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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c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
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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 |
c18cbe5936b8
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #include "precompiled.hpp" |
26 #include "memory/resourceArea.hpp" | |
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8003935: Simplify the needed includes for using Thread::current()
stefank
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27 #include "runtime/thread.inline.hpp" |
1972 | 28 #include "utilities/array.hpp" |
0 | 29 |
30 | |
31 #ifdef ASSERT | |
32 void ResourceArray::init_nesting() { | |
33 _nesting = Thread::current()->resource_area()->nesting(); | |
34 } | |
35 #endif | |
36 | |
37 | |
38 void ResourceArray::sort(size_t esize, ftype f) { | |
39 if (!is_empty()) qsort(_data, length(), esize, f); | |
40 } | |
6197 | 41 template <MEMFLAGS F> void CHeapArray<F>::sort(size_t esize, ftype f) { |
0 | 42 if (!is_empty()) qsort(_data, length(), esize, f); |
43 } | |
44 | |
45 | |
46 void ResourceArray::expand(size_t esize, int i, int& size) { | |
47 // make sure we are expanding within the original resource mark | |
48 assert( | |
49 _nesting == Thread::current()->resource_area()->nesting(), | |
50 "allocating outside original resource mark" | |
51 ); | |
52 // determine new size | |
53 if (size == 0) size = 4; // prevent endless loop | |
54 while (i >= size) size *= 2; | |
55 // allocate and initialize new data section | |
56 void* data = resource_allocate_bytes(esize * size); | |
57 memcpy(data, _data, esize * length()); | |
58 _data = data; | |
59 } | |
60 | |
61 | |
6197 | 62 template <MEMFLAGS F> void CHeapArray<F>::expand(size_t esize, int i, int& size) { |
0 | 63 // determine new size |
64 if (size == 0) size = 4; // prevent endless loop | |
65 while (i >= size) size *= 2; | |
66 // allocate and initialize new data section | |
6197 | 67 void* data = NEW_C_HEAP_ARRAY(char*, esize * size, F); |
0 | 68 memcpy(data, _data, esize * length()); |
6197 | 69 FREE_C_HEAP_ARRAY(char*, _data, F); |
0 | 70 _data = data; |
71 } | |
72 | |
73 | |
74 void ResourceArray::remove_at(size_t esize, int i) { | |
75 assert(0 <= i && i < length(), "index out of bounds"); | |
76 _length--; | |
77 void* dst = (char*)_data + i*esize; | |
78 void* src = (char*)dst + esize; | |
79 size_t cnt = (length() - i)*esize; | |
80 memmove(dst, src, cnt); | |
81 } | |
82 | |
6197 | 83 template <MEMFLAGS F> void CHeapArray<F>::remove_at(size_t esize, int i) { |
0 | 84 assert(0 <= i && i < length(), "index out of bounds"); |
85 _length--; | |
86 void* dst = (char*)_data + i*esize; | |
87 void* src = (char*)dst + esize; | |
88 size_t cnt = (length() - i)*esize; | |
89 memmove(dst, src, cnt); | |
90 } |