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1 /* |
1 /* |
2 * Copyright (c) 2001, 2007, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 2001, 2010, 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. |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
20 * or visit www.oracle.com if you need additional information or have any |
20 * or visit www.oracle.com if you need additional information or have any |
21 * questions. |
21 * questions. |
22 * |
22 * |
23 */ |
23 */ |
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24 |
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25 #ifndef SHARE_VM_GC_IMPLEMENTATION_G1_BUFFERINGOOPCLOSURE_HPP |
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26 #define SHARE_VM_GC_IMPLEMENTATION_G1_BUFFERINGOOPCLOSURE_HPP |
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27 |
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28 #include "memory/genOopClosures.hpp" |
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29 #include "memory/generation.hpp" |
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30 #include "runtime/os.hpp" |
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31 #include "utilities/taskqueue.hpp" |
24 |
32 |
25 // A BufferingOops closure tries to separate out the cost of finding roots |
33 // A BufferingOops closure tries to separate out the cost of finding roots |
26 // from the cost of applying closures to them. It maintains an array of |
34 // from the cost of applying closures to them. It maintains an array of |
27 // ref-containing locations. Until the array is full, applying the closure |
35 // ref-containing locations. Until the array is full, applying the closure |
28 // to an oop* merely records that location in the array. Since this |
36 // to an oop* merely records that location in the array. Since this |
199 _oc(oc), |
207 _oc(oc), |
200 _buffer_curr(_buffer), _buffer_top(_buffer + BufferLength), |
208 _buffer_curr(_buffer), _buffer_top(_buffer + BufferLength), |
201 _hr_curr(_hr_buffer), |
209 _hr_curr(_hr_buffer), |
202 _closure_app_seconds(0.0) { } |
210 _closure_app_seconds(0.0) { } |
203 }; |
211 }; |
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212 |
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213 #endif // SHARE_VM_GC_IMPLEMENTATION_G1_BUFFERINGOOPCLOSURE_HPP |