1/*
2 * Copyright (C) 2017 Yusuke Suzuki <[email protected]>.
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#if ENABLE(JIT)
29
30#include "AccessCase.h"
31
32namespace JSC {
33
34class JSModuleEnvironment;
35class JSModuleNamespaceObject;
36
37class ModuleNamespaceAccessCase : public AccessCase {
38public:
39 using Base = AccessCase;
40 friend class AccessCase;
41
42 JSModuleNamespaceObject* moduleNamespaceObject() const { return m_moduleNamespaceObject.get(); }
43 JSModuleEnvironment* moduleEnvironment() const { return m_moduleEnvironment.get(); }
44 ScopeOffset scopeOffset() const { return m_scopeOffset; }
45
46 static std::unique_ptr<AccessCase> create(VM&, JSCell* owner, const Identifier&, JSModuleNamespaceObject*, JSModuleEnvironment*, ScopeOffset);
47
48 std::unique_ptr<AccessCase> clone() const override;
49
50 void emit(AccessGenerationState&, MacroAssembler::JumpList& fallThrough);
51
52 ~ModuleNamespaceAccessCase();
53
54private:
55 ModuleNamespaceAccessCase(VM&, JSCell* owner, const Identifier&, JSModuleNamespaceObject*, JSModuleEnvironment*, ScopeOffset);
56
57 WriteBarrier<JSModuleNamespaceObject> m_moduleNamespaceObject;
58 WriteBarrier<JSModuleEnvironment> m_moduleEnvironment;
59 ScopeOffset m_scopeOffset;
60};
61
62} // namespace JSC
63
64#endif // ENABLE(JIT)
65