blob: c5b502075c3ad70ea14a7bbd7c4825110d87f70c (
plain)
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
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
|
/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtQml module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
****************************************************************************/
#ifndef QV4IDENTIFIERTABLE_H
#define QV4IDENTIFIERTABLE_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "qv4identifier_p.h"
#include "qv4string_p.h"
#include "qv4engine_p.h"
#include <qset.h>
#include <limits.h>
QT_BEGIN_NAMESPACE
namespace QV4 {
struct Q_QML_PRIVATE_EXPORT IdentifierTable
{
ExecutionEngine *engine;
uint alloc;
uint size;
int numBits;
Heap::StringOrSymbol **entriesByHash;
Heap::StringOrSymbol **entriesById;
QSet<IdentifierHashData *> idHashes;
void addEntry(Heap::StringOrSymbol *str);
public:
IdentifierTable(ExecutionEngine *engine, int numBits = 8);
~IdentifierTable();
Heap::String *insertString(const QString &s);
Heap::Symbol *insertSymbol(const QString &s);
PropertyKey asPropertyKey(const Heap::String *str) {
if (str->identifier.isValid())
return str->identifier;
return asPropertyKeyImpl(str);
}
PropertyKey asPropertyKey(const QV4::String *str) {
return asPropertyKey(str->d());
}
PropertyKey asPropertyKey(const QString &s);
PropertyKey asPropertyKey(const char *s, int len);
PropertyKey asPropertyKeyImpl(const Heap::String *str);
Heap::StringOrSymbol *resolveId(PropertyKey i) const;
Heap::String *stringForId(PropertyKey i) const;
Heap::Symbol *symbolForId(PropertyKey i) const;
void markObjects(MarkStack *markStack);
void sweep();
void addIdentifierHash(IdentifierHashData *h) {
idHashes.insert(h);
}
void removeIdentifierHash(IdentifierHashData *h) {
idHashes.remove(h);
}
};
}
QT_END_NAMESPACE
#endif
|