1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
/*
* Copyright (C) 2016-2024 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if ENABLE(WEBASSEMBLY)
#include "CallLinkInfo.h"
#include "JSDestructibleObject.h"
#include "JSObject.h"
#include "MemoryMode.h"
#include "WasmFormat.h"
#include <wtf/Bag.h>
#include <wtf/Expected.h>
#include <wtf/Forward.h>
#include <wtf/Ref.h>
#include <wtf/text/WTFString.h>
namespace JSC {
namespace Wasm {
class Module;
struct ModuleInformation;
class Plan;
}
class JSWebAssemblyMemory;
class SymbolTable;
class JSWebAssemblyModule final : public JSNonFinalObject {
public:
using Base = JSNonFinalObject;
static constexpr DestructionMode needsDestruction = NeedsDestruction;
static void destroy(JSCell*);
template<typename CellType, SubspaceAccess mode>
static GCClient::IsoSubspace* subspaceFor(VM& vm)
{
return vm.webAssemblyModuleSpace<mode>();
}
DECLARE_EXPORT_INFO;
JS_EXPORT_PRIVATE static JSWebAssemblyModule* create(VM&, Structure*, Ref<Wasm::Module>&&);
static Structure* createStructure(VM&, JSGlobalObject*, JSValue);
const Wasm::ModuleInformation& moduleInformation() const;
SymbolTable* exportSymbolTable() const;
Wasm::TypeIndex typeIndexFromFunctionIndexSpace(Wasm::FunctionSpaceIndex functionIndexSpace) const;
JS_EXPORT_PRIVATE Wasm::Module& module();
private:
JSWebAssemblyModule(VM&, Structure*, Ref<Wasm::Module>&&);
void finishCreation(VM&);
DECLARE_VISIT_CHILDREN;
Ref<Wasm::Module> m_module;
WriteBarrier<SymbolTable> m_exportSymbolTable;
};
} // namespace JSC
#endif // ENABLE(WEBASSEMBLY)
|
