diff options
Diffstat (limited to 'src/corelib/plugin/qplugin_p.h')
| -rw-r--r-- | src/corelib/plugin/qplugin_p.h | 101 |
1 files changed, 61 insertions, 40 deletions
diff --git a/src/corelib/plugin/qplugin_p.h b/src/corelib/plugin/qplugin_p.h index ce45ebf700..534ca569df 100644 --- a/src/corelib/plugin/qplugin_p.h +++ b/src/corelib/plugin/qplugin_p.h @@ -1,41 +1,5 @@ -/**************************************************************************** -** -** Copyright (C) 2018 Intel Corporation. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtCore 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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2018 Intel Corporation. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only #ifndef QPLUGIN_P_H #define QPLUGIN_P_H @@ -61,7 +25,8 @@ enum class QtPluginMetaDataKeys { IID, ClassName, MetaData, - URI + URI, + IsDebug, }; // F(IntKey, StringKey, Description) @@ -70,7 +35,63 @@ enum class QtPluginMetaDataKeys { F(QtPluginMetaDataKeys::IID, "IID", "Plugin's Interface ID") \ F(QtPluginMetaDataKeys::ClassName, "className", "Plugin class name") \ F(QtPluginMetaDataKeys::MetaData, "MetaData", "Other meta data") \ - F(QtPluginMetaDataKeys::URI, "URI", "Plugin URI") + F(QtPluginMetaDataKeys::URI, "URI", "Plugin URI") \ + /* not output by moc in CBOR */ \ + F(QtPluginMetaDataKeys::QtVersion, "version", "Qt version") \ + F(QtPluginMetaDataKeys::Requirements, "archlevel", "Architectural level") \ + F(QtPluginMetaDataKeys::IsDebug, "debug", "Debug-mode plugin") \ + /**/ + +namespace { +struct DecodedArchRequirements +{ + quint8 level; + bool isDebug; + friend constexpr bool operator==(DecodedArchRequirements r1, DecodedArchRequirements r2) + { + return r1.level == r2.level && r1.isDebug == r2.isDebug; + } +}; + +static constexpr DecodedArchRequirements decodeVersion0ArchRequirements(quint8 value) +{ + // see qPluginArchRequirements() and QPluginMetaDataV2::archRequirements() + DecodedArchRequirements r = {}; +#ifdef Q_PROCESSOR_X86 + if (value & 4) + r.level = 4; // AVX512F -> x86-64-v4 + else if (value & 2) + r.level = 3; // AVX2 -> x86-64-v3 +#endif + if (value & 1) + r.isDebug = true; + return r; +} +// self checks +static_assert(decodeVersion0ArchRequirements(0) == DecodedArchRequirements{ 0, false }); +static_assert(decodeVersion0ArchRequirements(1) == DecodedArchRequirements{ 0, true }); +#ifdef Q_PROCESSOR_X86 +static_assert(decodeVersion0ArchRequirements(2) == DecodedArchRequirements{ 3, false }); +static_assert(decodeVersion0ArchRequirements(3) == DecodedArchRequirements{ 3, true }); +static_assert(decodeVersion0ArchRequirements(4) == DecodedArchRequirements{ 4, false }); +static_assert(decodeVersion0ArchRequirements(5) == DecodedArchRequirements{ 4, true }); +#endif + +static constexpr DecodedArchRequirements decodeVersion1ArchRequirements(quint8 value) +{ + return { quint8(value & 0x7f), bool(value & 0x80) }; +} +// self checks +static_assert(decodeVersion1ArchRequirements(0) == DecodedArchRequirements{ 0, false }); +static_assert(decodeVersion1ArchRequirements(0x80) == DecodedArchRequirements{ 0, true }); +#ifdef Q_PROCESSOR_X86 +static_assert(decodeVersion1ArchRequirements(1) == DecodedArchRequirements{ 1, false }); +static_assert(decodeVersion1ArchRequirements(3) == DecodedArchRequirements{ 3, false}); +static_assert(decodeVersion1ArchRequirements(4) == DecodedArchRequirements{ 4, false }); +static_assert(decodeVersion1ArchRequirements(0x82) == DecodedArchRequirements{ 2, true }); +static_assert(decodeVersion1ArchRequirements(0x84) == DecodedArchRequirements{ 4, true }); +#endif +} // unnamed namespace QT_END_NAMESPACE |