diff options
author | Lars Knoll <lars.knoll@qt.io> | 2018-06-27 14:18:17 +0200 |
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committer | Lars Knoll <lars.knoll@qt.io> | 2018-07-03 08:08:49 +0000 |
commit | 2666fe4a1440cc798b9db68fcc807450d46069c2 (patch) | |
tree | ac777b1d376d7743edbe15a3f671513d800df128 /src/qml/jsruntime/qv4stackframe.cpp | |
parent | 0b6bc89c61d6fc10bd09dfb7374314d993f0c3c5 (diff) |
Move the C++ and JS stack frame definitions into it's own file
Change-Id: I86e89e07197aec6071809c2d32bd5c98cb7ac6f6
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>
Diffstat (limited to 'src/qml/jsruntime/qv4stackframe.cpp')
-rw-r--r-- | src/qml/jsruntime/qv4stackframe.cpp | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/src/qml/jsruntime/qv4stackframe.cpp b/src/qml/jsruntime/qv4stackframe.cpp new file mode 100644 index 0000000000..a716c53aea --- /dev/null +++ b/src/qml/jsruntime/qv4stackframe.cpp @@ -0,0 +1,74 @@ +/**************************************************************************** +** +** Copyright (C) 2018 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtQml module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#include "qv4stackframe_p.h" +#include <QtCore/qstring.h> + +using namespace QV4; + +QString CppStackFrame::source() const +{ + return v4Function ? v4Function->sourceFile() : QString(); +} + +QString CppStackFrame::function() const +{ + return v4Function ? v4Function->name()->toQString() : QString(); +} + +int CppStackFrame::lineNumber() const +{ + if (!v4Function) + return -1; + + auto findLine = [](const CompiledData::CodeOffsetToLine &entry, uint offset) { + return entry.codeOffset < offset; + }; + + const QV4::CompiledData::Function *cf = v4Function->compiledFunction; + uint offset = instructionPointer; + const CompiledData::CodeOffsetToLine *lineNumbers = cf->lineNumberTable(); + uint nLineNumbers = cf->nLineNumbers; + const CompiledData::CodeOffsetToLine *line = std::lower_bound(lineNumbers, lineNumbers + nLineNumbers, offset, findLine) - 1; + return line->line; +} + +ReturnedValue CppStackFrame::thisObject() const { + return jsFrame->thisObject.asReturnedValue(); +} + |