1 | /* |
2 | * Copyright (C) 2008 Apple Inc. All rights reserved. |
3 | * |
4 | * Redistribution and use in source and binary forms, with or without |
5 | * modification, are permitted provided that the following conditions |
6 | * are met: |
7 | * 1. Redistributions of source code must retain the above copyright |
8 | * notice, this list of conditions and the following disclaimer. |
9 | * 2. Redistributions in binary form must reproduce the above copyright |
10 | * notice, this list of conditions and the following disclaimer in the |
11 | * documentation and/or other materials provided with the distribution. |
12 | * |
13 | * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
14 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
15 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
17 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
18 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
19 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
20 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
21 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
22 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
23 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 | */ |
25 | |
26 | #ifndef StructureChain_h |
27 | #define StructureChain_h |
28 | |
29 | #include <wtf/OwnArrayPtr.h> |
30 | #include <wtf/PassRefPtr.h> |
31 | #include <wtf/RefCounted.h> |
32 | #include <wtf/RefPtr.h> |
33 | |
34 | namespace JSC { |
35 | |
36 | class Structure; |
37 | |
38 | class StructureChain : public RefCounted<StructureChain> { |
39 | friend class JIT; |
40 | |
41 | public: |
42 | #if OS(HPUX) |
43 | static PassRefPtr<StructureChain> create(Structure* head); |
44 | #else |
45 | static PassRefPtr<StructureChain> create(Structure* head) { return adoptRef(p: new StructureChain(head)); } |
46 | #endif |
47 | RefPtr<Structure>* head() { return m_vector.get(); } |
48 | |
49 | private: |
50 | StructureChain(Structure* head); |
51 | |
52 | OwnArrayPtr<RefPtr<Structure> > m_vector; |
53 | }; |
54 | |
55 | } // namespace JSC |
56 | |
57 | #endif // StructureChain_h |
58 | |