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1 | /* | |
2 | * Copyright (C) 2012 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 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 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 | #include "config.h" | |
27 | ||
28 | #include "CodeBlock.h" | |
29 | #include "Executable.h" | |
30 | #include "Heap.h" | |
31 | #include "Interpreter.h" | |
32 | #include "JITStubs.h" | |
33 | #include "JSArray.h" | |
34 | #include "JSCell.h" | |
35 | #include "JSFunction.h" | |
36 | #include "JSGlobalData.h" | |
37 | #include "JSGlobalObject.h" | |
38 | #include "JSObject.h" | |
39 | #include "JSPropertyNameIterator.h" | |
40 | #include "JSString.h" | |
41 | #include "JSTypeInfo.h" | |
42 | #include "JSVariableObject.h" | |
43 | #include "JumpTable.h" | |
44 | #include "LLIntOfflineAsmConfig.h" | |
45 | #include "MarkedSpace.h" | |
46 | #include "RegisterFile.h" | |
47 | #include "ScopeChain.h" | |
48 | #include "Structure.h" | |
49 | #include "StructureChain.h" | |
50 | #include "ValueProfile.h" | |
51 | #include <wtf/text/StringImpl.h> | |
52 | ||
53 | namespace JSC { | |
54 | ||
55 | #define OFFLINE_ASM_OFFSETOF(clazz, field) OBJECT_OFFSETOF(clazz, field) | |
56 | ||
57 | class LLIntOffsetsExtractor { | |
58 | public: | |
59 | static const unsigned* dummy(); | |
60 | }; | |
61 | ||
62 | const unsigned* LLIntOffsetsExtractor::dummy() | |
63 | { | |
64 | #if ENABLE(JIT) | |
65 | // This is a file generated by offlineasm/generate_offsets_extractor.rb, and contains code | |
66 | // to create a table of offsets, sizes, and a header identifying what combination of | |
67 | // Platform.h macros we have set. We include it inside of a method on LLIntOffsetsExtractor | |
68 | // because the fields whose offsets we're extracting are mostly private. So we make their | |
69 | // classes friends with LLIntOffsetsExtractor, and include the header here, to get the C++ | |
70 | // compiler to kindly step aside and yield to our best intentions. | |
71 | #include "LLIntDesiredOffsets.h" | |
72 | return extractorTable; | |
73 | #else | |
74 | return 0; | |
75 | #endif | |
76 | } | |
77 | ||
78 | } // namespace JSC | |
79 | ||
80 | int main(int, char**) | |
81 | { | |
82 | // Out of an abundance of caution, make sure that LLIntOffsetsExtractor::dummy() is live, | |
83 | // and the extractorTable is live, too. | |
84 | printf("%p\n", JSC::LLIntOffsetsExtractor::dummy()); | |
85 | return 0; | |
86 | } | |
87 | ||
88 |