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Diffstat (limited to 'src/qml/jsruntime/qv4function_p.h')
-rw-r--r-- | src/qml/jsruntime/qv4function_p.h | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/src/qml/jsruntime/qv4function_p.h b/src/qml/jsruntime/qv4function_p.h new file mode 100644 index 0000000000..4dd0533d51 --- /dev/null +++ b/src/qml/jsruntime/qv4function_p.h @@ -0,0 +1,142 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** 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 Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/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 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#ifndef QV4FUNCTION_H +#define QV4FUNCTION_H + +#include "qv4global_p.h" + +#include <QtCore/QVector> +#include <QtCore/QByteArray> +#include <QtCore/qurl.h> + +#include <config.h> +#include <assembler/MacroAssemblerCodeRef.h> +#include "qv4value_def_p.h" + +QT_BEGIN_NAMESPACE + +namespace QV4 { + +struct String; +struct Function; +struct Object; +struct FunctionObject; +struct ExecutionContext; +struct ExecutionEngine; +class MemoryManager; + +struct ObjectPrototype; +struct StringPrototype; +struct NumberPrototype; +struct BooleanPrototype; +struct ArrayPrototype; +struct FunctionPrototype; +struct DatePrototype; +struct ErrorPrototype; +struct EvalErrorPrototype; +struct RangeErrorPrototype; +struct ReferenceErrorPrototype; +struct SyntaxErrorPrototype; +struct TypeErrorPrototype; +struct URIErrorPrototype; +struct InternalClass; +struct Lookup; + +struct LineNumberMapping +{ + quint32 codeOffset; + int lineNumber; +}; + +struct Function { + String *name; + + Value (*code)(ExecutionContext *, const uchar *); + const uchar *codeData; + JSC::MacroAssemblerCodeRef codeRef; + quint32 codeSize; + + QVector<String *> formals; + QVector<String *> locals; + QVector<Value> generatedValues; + QVector<String *> identifiers; + QVector<Function *> nestedFunctions; + Function *outer; + + Lookup *lookups; + + bool hasNestedFunctions; + bool hasDirectEval; + bool usesArgumentsObject; + bool isStrict; + bool isNamedExpression; + + QString sourceFile; + QVector<LineNumberMapping> lineNumberMappings; + + Function(String *name) + : name(name) + , code(0) + , codeData(0) + , codeSize(0) + , outer(0) + , lookups(0) + , hasNestedFunctions(0) + , hasDirectEval(false) + , usesArgumentsObject(false) + , isStrict(false) + , isNamedExpression(false) + {} + ~Function(); + + inline bool needsActivation() const { return hasNestedFunctions || hasDirectEval || usesArgumentsObject; } + + void mark(); + + int lineNumberForProgramCounter(qptrdiff offset) const; +}; + +} +Q_DECLARE_TYPEINFO(QV4::LineNumberMapping, Q_PRIMITIVE_TYPE); + +QT_END_NAMESPACE + +#endif |