1/*
2 * Copyright (C) 2013, 2014 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#ifndef FTLInlineCacheDescriptor_h
27#define FTLInlineCacheDescriptor_h
28
29#if ENABLE(FTL_JIT)
30
31#include "CodeOrigin.h"
32#include "JITInlineCacheGenerator.h"
33#include "MacroAssembler.h"
34#include <wtf/text/StringImpl.h>
35
36namespace JSC { namespace FTL {
37
38class InlineCacheDescriptor {
39public:
40    InlineCacheDescriptor() { }
41
42    InlineCacheDescriptor(unsigned stackmapID, CodeOrigin codeOrigin, StringImpl* uid)
43        : m_stackmapID(stackmapID)
44        , m_codeOrigin(codeOrigin)
45        , m_uid(uid)
46    {
47    }
48
49    unsigned stackmapID() const { return m_stackmapID; }
50    CodeOrigin codeOrigin() const { return m_codeOrigin; }
51    StringImpl* uid() const { return m_uid; }
52
53private:
54    unsigned m_stackmapID;
55    CodeOrigin m_codeOrigin;
56    StringImpl* m_uid;
57
58public:
59    Vector<MacroAssembler::Jump> m_slowPathDone;
60};
61
62class GetByIdDescriptor : public InlineCacheDescriptor {
63public:
64    GetByIdDescriptor() { }
65
66    GetByIdDescriptor(unsigned stackmapID, CodeOrigin codeOrigin, StringImpl* uid)
67        : InlineCacheDescriptor(stackmapID, codeOrigin, uid)
68    {
69    }
70
71    Vector<JITGetByIdGenerator> m_generators;
72};
73
74class PutByIdDescriptor : public InlineCacheDescriptor {
75public:
76    PutByIdDescriptor() { }
77
78    PutByIdDescriptor(
79        unsigned stackmapID, CodeOrigin codeOrigin, StringImpl* uid,
80        ECMAMode ecmaMode, PutKind putKind)
81        : InlineCacheDescriptor(stackmapID, codeOrigin, uid)
82        , m_ecmaMode(ecmaMode)
83        , m_putKind(putKind)
84    {
85    }
86
87    Vector<JITPutByIdGenerator> m_generators;
88
89    ECMAMode ecmaMode() const { return m_ecmaMode; }
90    PutKind putKind() const { return m_putKind; }
91
92private:
93    ECMAMode m_ecmaMode;
94    PutKind m_putKind;
95};
96
97} } // namespace JSC::FTL
98
99#endif // ENABLE(FTL_JIT)
100
101#endif // FTLInlineCacheDescriptor_h
102
103