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qv4compiler_p.h

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/home/opencoverage/opencoverage/guest-scripts/qtdeclarative/src/qtdeclarative/src/qml/compiler/qv4compiler_p.h

Line	Source	Count
1	/****************************************************************************	-
2	**	-
3	** Copyright (C) 2016 The Qt Company Ltd.	-
4	** Contact: https://www.qt.io/licensing/	-
5	**	-
6	** This file is part of the QtQml module of the Qt Toolkit.	-
7	**	-
8	** $QT_BEGIN_LICENSE:LGPL$	-
9	** Commercial License Usage	-
10	** Licensees holding valid commercial Qt licenses may use this file in	-
11	** accordance with the commercial license agreement provided with the	-
12	** Software or, alternatively, in accordance with the terms contained in	-
13	** a written agreement between you and The Qt Company. For licensing terms	-
14	** and conditions see https://www.qt.io/terms-conditions. For further	-
15	** information use the contact form at https://www.qt.io/contact-us.	-
16	**	-
17	** GNU Lesser General Public License Usage	-
18	** Alternatively, this file may be used under the terms of the GNU Lesser	-
19	** General Public License version 3 as published by the Free Software	-
20	** Foundation and appearing in the file LICENSE.LGPL3 included in the	-
21	** packaging of this file. Please review the following information to	-
22	** ensure the GNU Lesser General Public License version 3 requirements	-
23	** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.	-
24	**	-
25	** GNU General Public License Usage	-
26	** Alternatively, this file may be used under the terms of the GNU	-
27	** General Public License version 2.0 or (at your option) the GNU General	-
28	** Public license version 3 or any later version approved by the KDE Free	-
29	** Qt Foundation. The licenses are as published by the Free Software	-
30	** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3	-
31	** included in the packaging of this file. Please review the following	-
32	** information to ensure the GNU General Public License requirements will	-
33	** be met: https://www.gnu.org/licenses/gpl-2.0.html and	-
34	** https://www.gnu.org/licenses/gpl-3.0.html.	-
35	**	-
36	** $QT_END_LICENSE$	-
37	**	-
38	****************************************************************************/	-
39	#ifndef QV4COMPILER_P_H	-
40	#define QV4COMPILER_P_H	-
41		-
42	//	-
43	// W A R N I N G	-
44	// -------------	-
45	//	-
46	// This file is not part of the Qt API. It exists purely as an	-
47	// implementation detail. This header file may change from version to	-
48	// version without notice, or even be removed.	-
49	//	-
50	// We mean it.	-
51	//	-
52		-
53	#include <QtCore/qstring.h>	-
54	#include <QtCore/qhash.h>	-
55	#include <QtCore/qstringlist.h>	-
56	#include <private/qv4global_p.h>	-
57	#include <private/qqmljsastfwd_p.h>	-
58	#include <private/qv4compileddata_p.h>	-
59		-
60	QT_BEGIN_NAMESPACE	-
61		-
62	class QQmlPropertyData;	-
63		-
64	namespace QV4 {	-
65		-
66	namespace CompiledData {	-
67	struct Unit;	-
68	struct Lookup;	-
69	struct RegExp;	-
70	struct JSClassMember;	-
71	}	-
72		-
73	namespace Compiler {	-
74		-
75	struct Class;	-
76		-
77	struct Q_QML_PRIVATE_EXPORT StringTableGenerator {	-
78	StringTableGenerator();	-
79		-
80	int registerString(const QString &str);	-
81	int getStringId(const QString &string) const;	-
82	QString stringForIndex(int index) const { return strings.at(index); } executed 905260 times by 143 tests: `return strings.at(index);` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugjs tst_qqmlecmascript tst_qqmlenginecleanup tst_qqmlenginedebugservice tst_qqmlexpression tst_qqmlfileselector tst_qqmlimport tst_qqmlincubator tst_qqmlinfo ...	905260
83	uint stringCount() const { return strings.size(); } executed 2288967 times by 31 tests: `return strings.size();` Executed by: tst_ecmascripttests tst_examples tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qqmldebugjs tst_qqmlecmascript tst_qqmlenginedebugservice tst_qqmlexpression tst_qqmllistmodel tst_qqmllistmodelworkerscript tst_qqmlmetatype tst_qqmlproperty tst_qqmlqt tst_qqmlxmlhttprequest tst_qquickdesignersupport tst_qquickdrag tst_qquickdroparea tst_qquickgridview tst_qquicklistview tst_qquickpathview tst_qquickpositioners tst_qquickrepeater ...	2288967
84		-
85	uint sizeOfTableAndData() const { return stringDataSize + strings.count() * sizeof(uint); } executed 2289500 times by 31 tests: `return stringDataSize + strings.count() * sizeof(uint);` Executed by: tst_ecmascripttests tst_examples tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qqmldebugjs tst_qqmlecmascript tst_qqmlenginedebugservice tst_qqmlexpression tst_qqmllistmodel tst_qqmllistmodelworkerscript tst_qqmlmetatype tst_qqmlproperty tst_qqmlqt tst_qqmlxmlhttprequest tst_qquickdesignersupport tst_qquickdrag tst_qquickdroparea tst_qquickgridview tst_qquicklistview tst_qquickpathview tst_qquickpositioners tst_qquickrepeater ...	2289500
86		-
87	void clear();	-
88		-
89	void serialize(CompiledData::Unit *unit);	-
90		-
91	private:	-
92	QHash<QString, int> stringToId;	-
93	QStringList strings;	-
94	uint stringDataSize;	-
95	};	-
96		-
97	struct Q_QML_PRIVATE_EXPORT JSUnitGenerator {	-
98	struct MemberInfo {	-
99	QString name;	-
100	bool isAccessor;	-
101	};	-
102		-
103	JSUnitGenerator(Module *module);	-
104		-
105	int registerString(const QString &str) { return stringTable.registerString(str); } executed 25636598 times by 147 tests: `return stringTable.registerString(str);` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugjs tst_qqmlecmascript tst_qqmlenginecleanup tst_qqmlenginedebugservice tst_qqmlexpression tst_qqmlfileselector ...	25636598
106	int getStringId(const QString &string) const { return stringTable.getStringId(string); } executed 10212533 times by 147 tests: `return stringTable.getStringId(string);` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugjs tst_qqmlecmascript tst_qqmlenginecleanup tst_qqmlenginedebugservice tst_qqmlexpression tst_qqmlfileselector ...	10212533
107	QString stringForIndex(int index) const { return stringTable.stringForIndex(index); } executed 752926 times by 143 tests: `return stringTable.stringForIndex(index);` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugjs tst_qqmlecmascript tst_qqmlenginecleanup tst_qqmlenginedebugservice tst_qqmlexpression tst_qqmlfileselector tst_qqmlimport tst_qqmlincubator tst_qqmlinfo ...	752926
108		-
109	int registerGetterLookup(const QString &name);	-
110	int registerGetterLookup(int nameIndex);	-
111	int registerSetterLookup(const QString &name);	-
112	int registerSetterLookup(int nameIndex);	-
113	int registerGlobalGetterLookup(const QString &name);	-
114	int registerGlobalGetterLookup(int nameIndex);	-
115		-
116	int registerRegExp(QQmlJS::AST::RegExpLiteral *regexp);	-
117		-
118	int registerConstant(ReturnedValue v);	-
119	ReturnedValue constant(int idx);	-
120		-
121	int registerJSClass(const QStringList &members);	-
122		-
123	enum GeneratorOption {	-
124	GenerateWithStringTable,	-
125	GenerateWithoutStringTable	-
126	};	-
127		-
128	QV4::CompiledData::Unit *generateUnit(GeneratorOption option = GenerateWithStringTable);	-
129	void writeFunction(char f, Context irFunction) const;	-
130	void writeClass(char *f, const Class &c);	-
131	void writeBlock(char f, Context irBlock) const;	-
132		-
133	StringTableGenerator stringTable;	-
134	QString codeGeneratorName;	-
135	private:	-
136	CompiledData::Unit generateHeader(GeneratorOption option, quint32_le functionOffsets, uint jsClassDataOffset);	-
137		-
138	Module *module;	-
139		-
140	QList<CompiledData::Lookup> lookups;	-
141	QVector<CompiledData::RegExp> regexps;	-
142	QVector<ReturnedValue> constants;	-
143	QByteArray jsClassData;	-
144	QVector<int> jsClassOffsets;	-
145	};	-
146		-
147	}	-
148		-
149	}	-
150		-
151	QT_END_NAMESPACE	-
152		-
153	#endif	-

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/****************************************************************************

** Contact: https://www.qt.io/licensing/

** This file is part of the QtQml module of the Qt Toolkit.

** $QT_BEGIN_LICENSE:LGPL$

** 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.

** GNU Lesser General Public License Usage

** Alternatively, this file may be used under the terms of the GNU Lesser

** General Public License version 3 as published by the Free Software

** Foundation and appearing in the file LICENSE.LGPL3 included in the

** packaging of this file. Please review the following information to

** ensure the GNU Lesser General Public License version 3 requirements

** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.

** GNU General Public License Usage

** Alternatively, this file may be used under the terms of the GNU

** General Public License version 2.0 or (at your option) the GNU General

** Public license version 3 or any later version approved by the KDE Free

** Qt Foundation. The licenses are as published by the Free Software

** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3

** included in the packaging of this file. Please review the following

** information to ensure the GNU General Public License requirements will

** be met: https://www.gnu.org/licenses/gpl-2.0.html and

** https://www.gnu.org/licenses/gpl-3.0.html.

** $QT_END_LICENSE$

****************************************************************************/

#ifndef QV4COMPILER_P_H

#define QV4COMPILER_P_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 <QtCore/qstring.h>

#include <QtCore/qhash.h>

#include <QtCore/qstringlist.h>

#include <private/qv4global_p.h>

#include <private/qqmljsastfwd_p.h>

#include <private/qv4compileddata_p.h>

QT_BEGIN_NAMESPACE

class QQmlPropertyData;

namespace QV4 {

namespace CompiledData {

struct Unit;

struct Lookup;

struct RegExp;

struct JSClassMember;

}

namespace Compiler {

struct Class;

struct Q_QML_PRIVATE_EXPORT StringTableGenerator {

StringTableGenerator();

int registerString(const QString &str);

int getStringId(const QString &string) const;

QString stringForIndex(int index) const { return strings.at(index); }

executed 905260 times by 143 tests: return strings.at(index);

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugjs
tst_qqmlecmascript
tst_qqmlenginecleanup
tst_qqmlenginedebugservice
tst_qqmlexpression
tst_qqmlfileselector
tst_qqmlimport
tst_qqmlincubator
tst_qqmlinfo
...

905260

uint stringCount() const { return strings.size(); }

executed 2288967 times by 31 tests: return strings.size();

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qqmldebugjs
tst_qqmlecmascript
tst_qqmlenginedebugservice
tst_qqmlexpression
tst_qqmllistmodel
tst_qqmllistmodelworkerscript
tst_qqmlmetatype
tst_qqmlproperty
tst_qqmlqt
tst_qqmlxmlhttprequest
tst_qquickdesignersupport
tst_qquickdrag
tst_qquickdroparea
tst_qquickgridview
tst_qquicklistview
tst_qquickpathview
tst_qquickpositioners
tst_qquickrepeater
...

2288967

uint sizeOfTableAndData() const { return stringDataSize + strings.count() * sizeof(uint); }

executed 2289500 times by 31 tests: return stringDataSize + strings.count() * sizeof(uint);

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qqmldebugjs
tst_qqmlecmascript
tst_qqmlenginedebugservice
tst_qqmlexpression
tst_qqmllistmodel
tst_qqmllistmodelworkerscript
tst_qqmlmetatype
tst_qqmlproperty
tst_qqmlqt
tst_qqmlxmlhttprequest
tst_qquickdesignersupport
tst_qquickdrag
tst_qquickdroparea
tst_qquickgridview
tst_qquicklistview
tst_qquickpathview
tst_qquickpositioners
tst_qquickrepeater
...

2289500

void clear();

void serialize(CompiledData::Unit *unit);

private:

QHash<QString, int> stringToId;

QStringList strings;

uint stringDataSize;

};

struct Q_QML_PRIVATE_EXPORT JSUnitGenerator {

struct MemberInfo {

QString name;

bool isAccessor;

};

JSUnitGenerator(Module *module);

104

105

int registerString(const QString &str) { return stringTable.registerString(str); }

executed 25636598 times by 147 tests: return stringTable.registerString(str);

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugjs
tst_qqmlecmascript
tst_qqmlenginecleanup
tst_qqmlenginedebugservice
tst_qqmlexpression
tst_qqmlfileselector
...

25636598

106

int getStringId(const QString &string) const { return stringTable.getStringId(string); }

executed 10212533 times by 147 tests: return stringTable.getStringId(string);

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugjs
tst_qqmlecmascript
tst_qqmlenginecleanup
tst_qqmlenginedebugservice
tst_qqmlexpression
tst_qqmlfileselector
...

10212533

107

QString stringForIndex(int index) const { return stringTable.stringForIndex(index); }

executed 752926 times by 143 tests: return stringTable.stringForIndex(index);

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugjs
tst_qqmlecmascript
tst_qqmlenginecleanup
tst_qqmlenginedebugservice
tst_qqmlexpression
tst_qqmlfileselector
tst_qqmlimport
tst_qqmlincubator
tst_qqmlinfo
...

752926

108

109

int registerGetterLookup(const QString &name);

110

int registerGetterLookup(int nameIndex);

111

int registerSetterLookup(const QString &name);

112

int registerSetterLookup(int nameIndex);

113

int registerGlobalGetterLookup(const QString &name);

114

int registerGlobalGetterLookup(int nameIndex);

115

116

int registerRegExp(QQmlJS::AST::RegExpLiteral *regexp);

117

118

int registerConstant(ReturnedValue v);

119

ReturnedValue constant(int idx);

120

121

int registerJSClass(const QStringList &members);

122

123

enum GeneratorOption {

124

GenerateWithStringTable,

125

GenerateWithoutStringTable

126

};

127

128

QV4::CompiledData::Unit *generateUnit(GeneratorOption option = GenerateWithStringTable);

129

void writeFunction(char *f, Context *irFunction) const;

130

void writeClass(char *f, const Class &c);

131

void writeBlock(char *f, Context *irBlock) const;

132

133

StringTableGenerator stringTable;

134

QString codeGeneratorName;

135

private:

136

CompiledData::Unit generateHeader(GeneratorOption option, quint32_le *functionOffsets, uint *jsClassDataOffset);

Module *module;

QList<CompiledData::Lookup> lookups;

141

QVector<CompiledData::RegExp> regexps;

142

QVector<ReturnedValue> constants;

143

QByteArray jsClassData;

144

QVector<int> jsClassOffsets;

};

}

}

QT_END_NAMESPACE

#endif

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