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Diffstat (limited to 'src/qml/jsruntime/qv4function.cpp')
-rw-r--r-- | src/qml/jsruntime/qv4function.cpp | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/src/qml/jsruntime/qv4function.cpp b/src/qml/jsruntime/qv4function.cpp new file mode 100644 index 0000000000..bf633a9b41 --- /dev/null +++ b/src/qml/jsruntime/qv4function.cpp @@ -0,0 +1,88 @@ +/**************************************************************************** +** +** 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. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qv4function_p.h" +#include "qv4managed_p.h" +#include "qv4string_p.h" +#include "qv4value_p.h" + +QT_BEGIN_NAMESPACE + +using namespace QV4; + +Function::~Function() +{ + delete[] codeData; +} + +void Function::mark() +{ + if (name) + name->mark(); + for (int i = 0; i < formals.size(); ++i) + formals.at(i)->mark(); + for (int i = 0; i < locals.size(); ++i) + locals.at(i)->mark(); + for (int i = 0; i < generatedValues.size(); ++i) + if (Managed *m = generatedValues.at(i).asManaged()) + m->mark(); + for (int i = 0; i < identifiers.size(); ++i) + identifiers.at(i)->mark(); +} + +namespace QV4 { +bool operator<(const LineNumberMapping &mapping, qptrdiff pc) +{ + return mapping.codeOffset < pc; +} +} + +int Function::lineNumberForProgramCounter(qptrdiff offset) const +{ + QVector<LineNumberMapping>::ConstIterator it = qLowerBound(lineNumberMappings.begin(), lineNumberMappings.end(), offset); + if (it != lineNumberMappings.constBegin() && lineNumberMappings.count() > 0) + --it; + if (it == lineNumberMappings.constEnd()) + return -1; + return it->lineNumber; +} + +QT_END_NAMESPACE |