1 | /* |
2 | * Copyright (C) 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 "BytecodeStructs.h" |
29 | #include "ObjectPropertyCondition.h" |
30 | #include "PackedCellPtr.h" |
31 | #include "Watchpoint.h" |
32 | |
33 | namespace JSC { |
34 | |
35 | class LLIntPrototypeLoadAdaptiveStructureWatchpoint final : public Watchpoint { |
36 | public: |
37 | LLIntPrototypeLoadAdaptiveStructureWatchpoint(CodeBlock*, const ObjectPropertyCondition&, unsigned bytecodeOffset); |
38 | |
39 | void install(VM&); |
40 | |
41 | static void clearLLIntGetByIdCache(OpGetById::Metadata&); |
42 | |
43 | const ObjectPropertyCondition& key() const { return m_key; } |
44 | |
45 | void fireInternal(VM&, const FireDetail&); |
46 | |
47 | private: |
48 | // Own destructor may not be called. Keep members trivially destructible. |
49 | JSC_WATCHPOINT_FIELD(PackedCellPtr<CodeBlock>, m_owner); |
50 | JSC_WATCHPOINT_FIELD(Packed<unsigned>, m_bytecodeOffset); |
51 | JSC_WATCHPOINT_FIELD(ObjectPropertyCondition, m_key); |
52 | }; |
53 | |
54 | } // namespace JSC |
55 | |