1/*
2 * Copyright (C) 2012-2016 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#pragma once
27
28#include "UnlinkedCodeBlock.h"
29
30namespace JSC {
31
32class CachedFunctionCodeBlock;
33
34class UnlinkedFunctionCodeBlock final : public UnlinkedCodeBlock {
35public:
36 typedef UnlinkedCodeBlock Base;
37 static const unsigned StructureFlags = Base::StructureFlags | StructureIsImmortal;
38
39 static UnlinkedFunctionCodeBlock* create(VM* vm, CodeType codeType, const ExecutableInfo& info, OptionSet<CodeGenerationMode> codeGenerationMode)
40 {
41 UnlinkedFunctionCodeBlock* instance = new (NotNull, allocateCell<UnlinkedFunctionCodeBlock>(vm->heap)) UnlinkedFunctionCodeBlock(vm, vm->unlinkedFunctionCodeBlockStructure.get(), codeType, info, codeGenerationMode);
42 instance->finishCreation(*vm);
43 return instance;
44 }
45
46 static void destroy(JSCell*);
47
48private:
49 friend CachedFunctionCodeBlock;
50
51 UnlinkedFunctionCodeBlock(VM* vm, Structure* structure, CodeType codeType, const ExecutableInfo& info, OptionSet<CodeGenerationMode> codeGenerationMode)
52 : Base(vm, structure, codeType, info, codeGenerationMode)
53 {
54 }
55
56 UnlinkedFunctionCodeBlock(Decoder&, const CachedFunctionCodeBlock&);
57
58public:
59 static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue proto)
60 {
61 return Structure::create(vm, globalObject, proto, TypeInfo(UnlinkedFunctionCodeBlockType, StructureFlags), info());
62 }
63
64 DECLARE_INFO;
65};
66
67}
68