diff options
Diffstat (limited to 'src/corelib/global')
-rw-r--r-- | src/corelib/global/archdetect.cpp | 4 | ||||
-rw-r--r-- | src/corelib/global/global.pri | 1 | ||||
-rw-r--r-- | src/corelib/global/qflags.h | 6 | ||||
-rw-r--r-- | src/corelib/global/qfloat16.cpp | 26 | ||||
-rw-r--r-- | src/corelib/global/qfloat16.h | 77 | ||||
-rw-r--r-- | src/corelib/global/qglobal.cpp | 93 | ||||
-rw-r--r-- | src/corelib/global/qglobal.h | 110 | ||||
-rw-r--r-- | src/corelib/global/qglobal_p.h | 3 | ||||
-rw-r--r-- | src/corelib/global/qmemory_p.h | 71 | ||||
-rw-r--r-- | src/corelib/global/qnamespace.h | 47 | ||||
-rw-r--r-- | src/corelib/global/qnamespace.qdoc | 16 | ||||
-rw-r--r-- | src/corelib/global/qnumeric.cpp | 1 | ||||
-rw-r--r-- | src/corelib/global/qoperatingsystemversion.cpp | 2 | ||||
-rw-r--r-- | src/corelib/global/qoperatingsystemversion.h | 2 | ||||
-rw-r--r-- | src/corelib/global/qoperatingsystemversion_win.cpp | 4 | ||||
-rw-r--r-- | src/corelib/global/qprocessordetection.h | 14 | ||||
-rw-r--r-- | src/corelib/global/qsystemdetection.h | 1 | ||||
-rw-r--r-- | src/corelib/global/qtrace_p.h | 2 | ||||
-rw-r--r-- | src/corelib/global/qtypeinfo.h | 1 |
19 files changed, 420 insertions, 61 deletions
diff --git a/src/corelib/global/archdetect.cpp b/src/corelib/global/archdetect.cpp index 66a5e074f6..1d00b7f5a5 100644 --- a/src/corelib/global/archdetect.cpp +++ b/src/corelib/global/archdetect.cpp @@ -67,6 +67,10 @@ # define ARCH_PROCESSOR "power" #elif defined(Q_PROCESSOR_POWER_64) # define ARCH_PROCESSOR "power64" +#elif defined(Q_PROCESSOR_RISCV_32) +# define ARCH_PROCESSOR "riscv32" +#elif defined(Q_PROCESSOR_RISCV_64) +# define ARCH_PROCESSOR "riscv64" #elif defined(Q_PROCESSOR_S390_X) # define ARCH_PROCESSOR "s390x" #elif defined(Q_PROCESSOR_S390) diff --git a/src/corelib/global/global.pri b/src/corelib/global/global.pri index 428c674307..10af46b41a 100644 --- a/src/corelib/global/global.pri +++ b/src/corelib/global/global.pri @@ -7,6 +7,7 @@ HEADERS += \ global/qsystemdetection.h \ global/qcompilerdetection.h \ global/qprocessordetection.h \ + global/qmemory_p.h \ global/qnamespace.h \ global/qendian.h \ global/qendian_p.h \ diff --git a/src/corelib/global/qflags.h b/src/corelib/global/qflags.h index 65f4892472..bd3c219968 100644 --- a/src/corelib/global/qflags.h +++ b/src/corelib/global/qflags.h @@ -42,9 +42,7 @@ #ifndef QFLAGS_H #define QFLAGS_H -#ifdef Q_COMPILER_INITIALIZER_LISTS #include <initializer_list> -#endif QT_BEGIN_NAMESPACE @@ -121,10 +119,8 @@ public: Q_DECL_CONSTEXPR inline QFlags(Zero = nullptr) noexcept : i(0) {} Q_DECL_CONSTEXPR inline QFlags(QFlag flag) noexcept : i(flag) {} -#ifdef Q_COMPILER_INITIALIZER_LISTS Q_DECL_CONSTEXPR inline QFlags(std::initializer_list<Enum> flags) noexcept : i(initializer_list_helper(flags.begin(), flags.end())) {} -#endif Q_DECL_RELAXED_CONSTEXPR inline QFlags &operator&=(int mask) noexcept { i &= mask; return *this; } Q_DECL_RELAXED_CONSTEXPR inline QFlags &operator&=(uint mask) noexcept { i &= mask; return *this; } @@ -154,14 +150,12 @@ public: } private: -#ifdef Q_COMPILER_INITIALIZER_LISTS Q_DECL_CONSTEXPR static inline Int initializer_list_helper(typename std::initializer_list<Enum>::const_iterator it, typename std::initializer_list<Enum>::const_iterator end) noexcept { return (it == end ? Int(0) : (Int(*it) | initializer_list_helper(it + 1, end))); } -#endif Int i; }; diff --git a/src/corelib/global/qfloat16.cpp b/src/corelib/global/qfloat16.cpp index 680268c59b..68763c0606 100644 --- a/src/corelib/global/qfloat16.cpp +++ b/src/corelib/global/qfloat16.cpp @@ -1,5 +1,6 @@ /**************************************************************************** ** +** Copyright (C) 2019 The Qt Company Ltd. ** Copyright (C) 2016 by Southwest Research Institute (R) ** Contact: http://www.qt-project.org/legal ** @@ -39,6 +40,7 @@ #include "qfloat16.h" #include "private/qsimd_p.h" +#include <cmath> // for fpclassify()'s return values QT_BEGIN_NAMESPACE @@ -65,6 +67,19 @@ QT_BEGIN_NAMESPACE */ /*! + \macro QT_NO_FLOAT16_OPERATORS + \relates <QFloat16> + \since 5.12.4 + + Defining this macro disables the arithmetic operators for qfloat16. + + This is only necessary on Visual Studio 2017 (and earlier) when including + \c {<QFloat16>} and \c{<bitset>} in the same translation unit, which would + otherwise cause a compilation error due to a toolchain bug (see + [QTBUG-72073]). +*/ + +/*! \fn bool qIsInf(qfloat16 f) \relates <QFloat16> @@ -91,6 +106,17 @@ QT_BEGIN_NAMESPACE \sa qIsFinite */ +/*! + \internal + Implements qFpClassify() for qfloat16. + */ + +int qfloat16::fpClassify() const noexcept +{ + return isInf() ? FP_INFINITE : isNaN() ? FP_NAN + : !b16 ? FP_ZERO : isNormal() ? FP_NORMAL : FP_SUBNORMAL; +} + /*! \fn int qRound(qfloat16 value) \relates <QFloat16> diff --git a/src/corelib/global/qfloat16.h b/src/corelib/global/qfloat16.h index 243aea98be..4d1aa91349 100644 --- a/src/corelib/global/qfloat16.h +++ b/src/corelib/global/qfloat16.h @@ -1,5 +1,6 @@ /**************************************************************************** ** +** Copyright (C) 2019 The Qt Company Ltd. ** Copyright (C) 2016 by Southwest Research Institute (R) ** Contact: http://www.qt-project.org/legal ** @@ -66,6 +67,13 @@ QT_BEGIN_NAMESPACE class qfloat16 { + struct Wrap + { + // To let our private constructor work, without other code seeing + // ambiguity when constructing from int, double &c. + quint16 b16; + constexpr inline explicit Wrap(int value) : b16(value) {} + }; public: constexpr inline qfloat16() noexcept : b16(0) {} inline qfloat16(float f) noexcept; @@ -75,8 +83,21 @@ public: bool isInf() const noexcept { return ((b16 >> 8) & 0x7e) == 0x7c; } bool isNaN() const noexcept { return ((b16 >> 8) & 0x7e) == 0x7e; } bool isFinite() const noexcept { return ((b16 >> 8) & 0x7c) != 0x7c; } + Q_CORE_EXPORT int fpClassify() const noexcept; + // Support for std::numeric_limits<qfloat16> + static constexpr qfloat16 _limit_epsilon() noexcept { return qfloat16(Wrap(0x1400)); } + static constexpr qfloat16 _limit_min() noexcept { return qfloat16(Wrap(0x400)); } + static constexpr qfloat16 _limit_denorm_min() noexcept { return qfloat16(Wrap(1)); } + static constexpr qfloat16 _limit_max() noexcept { return qfloat16(Wrap(0x7bff)); } + static constexpr qfloat16 _limit_lowest() noexcept { return qfloat16(Wrap(0xfbff)); } + static constexpr qfloat16 _limit_infinity() noexcept { return qfloat16(Wrap(0x7c00)); } + static constexpr qfloat16 _limit_quiet_NaN() noexcept { return qfloat16(Wrap(0x7e00)); } + // Signalling NaN is 0x7f00 + inline constexpr bool isNormal() const noexcept + { return b16 == 0 || ((b16 & 0x7c00) && (b16 & 0x7c00) != 0x7c00); } private: quint16 b16; + constexpr inline explicit qfloat16(Wrap nibble) noexcept : b16(nibble.b16) {} Q_CORE_EXPORT static const quint32 mantissatable[]; Q_CORE_EXPORT static const quint32 exponenttable[]; @@ -85,7 +106,9 @@ private: Q_CORE_EXPORT static const quint32 shifttable[]; friend bool qIsNull(qfloat16 f) noexcept; +#if !defined(QT_NO_FLOAT16_OPERATORS) friend qfloat16 operator-(qfloat16 a) noexcept; +#endif }; Q_DECLARE_TYPEINFO(qfloat16, Q_PRIMITIVE_TYPE); @@ -97,6 +120,7 @@ Q_CORE_EXPORT void qFloatFromFloat16(float *, const qfloat16 *, qsizetype length Q_REQUIRED_RESULT inline bool qIsInf(qfloat16 f) noexcept { return f.isInf(); } Q_REQUIRED_RESULT inline bool qIsNaN(qfloat16 f) noexcept { return f.isNaN(); } Q_REQUIRED_RESULT inline bool qIsFinite(qfloat16 f) noexcept { return f.isFinite(); } +Q_REQUIRED_RESULT inline int qFpClassify(qfloat16 f) noexcept { return f.fpClassify(); } // Q_REQUIRED_RESULT quint32 qFloatDistance(qfloat16 a, qfloat16 b); // The remainder of these utility functions complement qglobal.h @@ -169,6 +193,7 @@ inline qfloat16::operator float() const noexcept } #endif +#if !defined(QT_NO_FLOAT16_OPERATORS) inline qfloat16 operator-(qfloat16 a) noexcept { qfloat16 f; @@ -250,6 +275,7 @@ QF16_MAKE_BOOL_OP_INT(!=) #undef QF16_MAKE_BOOL_OP_INT QT_WARNING_POP +#endif // QT_NO_FLOAT16_OPERATORS /*! \internal @@ -263,4 +289,55 @@ QT_END_NAMESPACE Q_DECLARE_METATYPE(qfloat16) +namespace std { +template<> +class numeric_limits<QT_PREPEND_NAMESPACE(qfloat16)> : public numeric_limits<float> +{ +public: + /* + Treat quint16 b16 as if it were: + uint S: 1; // b16 >> 15 (sign) + uint E: 5; // (b16 >> 10) & 0x1f (offset exponent) + uint M: 10; // b16 & 0x3ff (adjusted mantissa) + + for E == 0: magnitude is M / 2.^{24} + for 0 < E < 31: magnitude is (1. + M / 2.^{10}) * 2.^{E - 15) + for E == 31: not finite + */ + static constexpr int digits = 11; + static constexpr int min_exponent = -13; + static constexpr int max_exponent = 16; + + static constexpr int digits10 = 3; + static constexpr int max_digits10 = 5; + static constexpr int min_exponent10 = -4; + static constexpr int max_exponent10 = 4; + + static constexpr QT_PREPEND_NAMESPACE(qfloat16) epsilon() + { return QT_PREPEND_NAMESPACE(qfloat16)::_limit_epsilon(); } + static constexpr QT_PREPEND_NAMESPACE(qfloat16) (min)() + { return QT_PREPEND_NAMESPACE(qfloat16)::_limit_min(); } + static constexpr QT_PREPEND_NAMESPACE(qfloat16) denorm_min() + { return QT_PREPEND_NAMESPACE(qfloat16)::_limit_denorm_min(); } + static constexpr QT_PREPEND_NAMESPACE(qfloat16) (max)() + { return QT_PREPEND_NAMESPACE(qfloat16)::_limit_max(); } + static constexpr QT_PREPEND_NAMESPACE(qfloat16) lowest() + { return QT_PREPEND_NAMESPACE(qfloat16)::_limit_lowest(); } + static constexpr QT_PREPEND_NAMESPACE(qfloat16) infinity() + { return QT_PREPEND_NAMESPACE(qfloat16)::_limit_infinity(); } + static constexpr QT_PREPEND_NAMESPACE(qfloat16) quiet_NaN() + { return QT_PREPEND_NAMESPACE(qfloat16)::_limit_quiet_NaN(); } +}; + +template<> class numeric_limits<const QT_PREPEND_NAMESPACE(qfloat16)> + : public numeric_limits<QT_PREPEND_NAMESPACE(qfloat16)> {}; +template<> class numeric_limits<volatile QT_PREPEND_NAMESPACE(qfloat16)> + : public numeric_limits<QT_PREPEND_NAMESPACE(qfloat16)> {}; +template<> class numeric_limits<const volatile QT_PREPEND_NAMESPACE(qfloat16)> + : public numeric_limits<QT_PREPEND_NAMESPACE(qfloat16)> {}; + +// Adding overloads to std isn't allowed, so we can't extend this to support +// for fpclassify(), isnormal() &c. (which, furthermore, are macros on MinGW). +} // namespace std + #endif // QFLOAT16_H diff --git a/src/corelib/global/qglobal.cpp b/src/corelib/global/qglobal.cpp index d95064af27..be01e5a605 100644 --- a/src/corelib/global/qglobal.cpp +++ b/src/corelib/global/qglobal.cpp @@ -1426,6 +1426,13 @@ bool qSharedBuild() noexcept */ /*! + \macro Q_OS_WINDOWS + \relates <QtGlobal> + + This is a synonym for Q_OS_WIN. +*/ + +/*! \macro Q_OS_WIN32 \relates <QtGlobal> @@ -1884,6 +1891,42 @@ bool qSharedBuild() noexcept */ /*! + \macro Q_PROCESSOR_RISCV + \relates <QtGlobal> + \since 5.13 + + Defined if the application is compiled for RISC-V processors. Qt currently + supports two RISC-V variants: \l Q_PROCESSOR_RISCV_32 and \l + Q_PROCESSOR_RISCV_64. + + \sa QSysInfo::buildCpuArchitecture() +*/ + +/*! + \macro Q_PROCESSOR_RISCV_32 + \relates <QtGlobal> + \since 5.13 + + Defined if the application is compiled for 32-bit RISC-V processors. The \l + Q_PROCESSOR_RISCV macro is also defined when Q_PROCESSOR_RISCV_32 is + defined. + + \sa QSysInfo::buildCpuArchitecture() +*/ + +/*! + \macro Q_PROCESSOR_RISCV_64 + \relates <QtGlobal> + \since 5.13 + + Defined if the application is compiled for 64-bit RISC-V processors. The \l + Q_PROCESSOR_RISCV macro is also defined when Q_PROCESSOR_RISCV_64 is + defined. + + \sa QSysInfo::buildCpuArchitecture() +*/ + +/*! \macro Q_PROCESSOR_S390 \relates <QtGlobal> @@ -3763,6 +3806,56 @@ bool qunsetenv(const char *varName) */ /*! + \fn template <typename T, typename U = T> T qExchange(T &obj, U &&newValue) + \relates <QtGlobal> + \since 5.14 + + Replaces the value of \a obj with \a newValue and returns the old value of \a obj. + + This is Qt's implementation of std::exchange(). It differs from std::exchange() + only in that it is \c constexpr already in C++14, and available on all supported + compilers. + + Here is how to use qExchange() to implement move constructors: + \code + MyClass(MyClass &&other) + : m_pointer{qExchange(other.m_pointer, nullptr)}, + m_int{qExchange(other.m_int, 0)}, + m_vector{std::move(other.m_vector)}, + ... + \endcode + + For members of class type, we can use std::move(), as their move-constructor will + do the right thing. But for scalar types such as raw pointers or integer type, move + is the same as copy, which, particularly for pointers, is not what we expect. So, we + cannot use std::move() for such types, but we can use std::exchange()/qExchange() to + make sure the source object's member is already reset by the time we get to the + initialization of our next data member, which might come in handy if the constructor + exits with an exception. + + Here is how to use qExchange() to write a loop that consumes the collection it + iterates over: + \code + for (auto &e : qExchange(collection, {}) + doSomethingWith(e); + \endcode + + Which is equivalent to the following, much more verbose code: + \code + { + auto tmp = std::move(collection); + collection = {}; // or collection.clear() + for (auto &e : tmp) + doSomethingWith(e); + } // destroys 'tmp' + \endcode + + This is perfectly safe, as the for-loop keeps the result of qExchange() alive for as + long as the loop runs, saving the declaration of a temporary variable. Be aware, though, + that qExchange() returns a non-const object, so Qt containers may detach. +*/ + +/*! \macro QT_TR_NOOP(sourceText) \relates <QtGlobal> diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h index a0207b483d..24d250d923 100644 --- a/src/corelib/global/qglobal.h +++ b/src/corelib/global/qglobal.h @@ -307,6 +307,14 @@ typedef double qreal; # define QT_DEPRECATED_CONSTRUCTOR #endif +#ifndef QT_DEPRECATED_WARNINGS_SINCE +# ifdef QT_DISABLE_DEPRECATED_BEFORE +# define QT_DEPRECATED_WARNINGS_SINCE QT_DISABLE_DEPRECATED_BEFORE +# else +# define QT_DEPRECATED_WARNINGS_SINCE QT_VERSION +# endif +#endif + #ifndef QT_DISABLE_DEPRECATED_BEFORE #define QT_DISABLE_DEPRECATED_BEFORE QT_VERSION_CHECK(5, 0, 0) #endif @@ -330,6 +338,51 @@ typedef double qreal; #endif /* + QT_DEPRECATED_VERSION(major, minor) and QT_DEPRECATED_VERSION_X(major, minor, text) + outputs a deprecation warning if QT_DEPRECATED_WARNINGS_SINCE is equal or greater + than the version specified as major, minor. This makes it possible to deprecate a + function without annoying a user who needs to stick at a specified minimum version + and therefore can't use the new function. +*/ +#if QT_DEPRECATED_WARNINGS_SINCE >= QT_VERSION_CHECK(5, 12, 0) +# define QT_DEPRECATED_VERSION_X_5_12(text) QT_DEPRECATED_X(text) +# define QT_DEPRECATED_VERSION_5_12 QT_DEPRECATED +#else +# define QT_DEPRECATED_VERSION_X_5_12(text) +# define QT_DEPRECATED_VERSION_5_12 +#endif + +#if QT_DEPRECATED_WARNINGS_SINCE >= QT_VERSION_CHECK(5, 13, 0) +# define QT_DEPRECATED_VERSION_X_5_13(text) QT_DEPRECATED_X(text) +# define QT_DEPRECATED_VERSION_5_13 QT_DEPRECATED +#else +# define QT_DEPRECATED_VERSION_X_5_13(text) +# define QT_DEPRECATED_VERSION_5_13 +#endif + +#if QT_DEPRECATED_WARNINGS_SINCE >= QT_VERSION_CHECK(5, 14, 0) +# define QT_DEPRECATED_VERSION_X_5_14(text) QT_DEPRECATED_X(text) +# define QT_DEPRECATED_VERSION_5_14 QT_DEPRECATED +#else +# define QT_DEPRECATED_VERSION_X_5_14(text) +# define QT_DEPRECATED_VERSION_5_14 +#endif + +#if QT_DEPRECATED_WARNINGS_SINCE >= QT_VERSION_CHECK(5, 15, 0) +# define QT_DEPRECATED_VERSION_X_5_15(text) QT_DEPRECATED_X(text) +# define QT_DEPRECATED_VERSION_5_15 QT_DEPRECATED +#else +# define QT_DEPRECATED_VERSION_X_5_15(text) +# define QT_DEPRECATED_VERSION_5_15 +#endif + +#define QT_DEPRECATED_VERSION_X_5(minor, text) QT_DEPRECATED_VERSION_X_5_##minor(text) +#define QT_DEPRECATED_VERSION_X(major, minor, text) QT_DEPRECATED_VERSION_X_##major(minor, text) + +#define QT_DEPRECATED_VERSION_5(minor) QT_DEPRECATED_VERSION_5_##minor() +#define QT_DEPRECATED_VERSION(major, minor) QT_DEPRECATED_VERSION_##major(minor) + +/* The Qt modules' export macros. The options are: - defined(QT_STATIC): Qt was built or is being built in static mode @@ -369,8 +422,8 @@ typedef double qreal; operator to disable copying (the compiler gives an error message). */ #define Q_DISABLE_COPY(Class) \ - Class(const Class &) Q_DECL_EQ_DELETE;\ - Class &operator=(const Class &) Q_DECL_EQ_DELETE; + Class(const Class &) = delete;\ + Class &operator=(const Class &) = delete; #define Q_DISABLE_MOVE(Class) \ Class(Class &&) = delete; \ @@ -456,11 +509,8 @@ namespace QtPrivate { template <class T> struct AlignOf : AlignOf_Default<T> { }; template <class T> struct AlignOf<T &> : AlignOf<T> {}; - template <size_t N, class T> struct AlignOf<T[N]> : AlignOf<T> {}; - -#ifdef Q_COMPILER_RVALUE_REFS template <class T> struct AlignOf<T &&> : AlignOf<T> {}; -#endif + template <size_t N, class T> struct AlignOf<T[N]> : AlignOf<T> {}; #if defined(Q_PROCESSOR_X86_32) && !defined(Q_OS_WIN) template <class T> struct AlignOf_WorkaroundForI386Abi { enum { Value = sizeof(T) }; }; @@ -852,38 +902,23 @@ Q_REQUIRED_RESULT Q_DECL_CONSTEXPR static inline Q_DECL_UNUSED bool qFuzzyIsNul return qAbs(f) <= 0.00001f; } -/* - This function tests a double for a null value. It doesn't - check whether the actual value is 0 or close to 0, but whether - it is binary 0, disregarding sign. -*/ -Q_REQUIRED_RESULT static inline Q_DECL_UNUSED bool qIsNull(double d) +QT_WARNING_PUSH +QT_WARNING_DISABLE_CLANG("-Wfloat-equal") +QT_WARNING_DISABLE_GCC("-Wfloat-equal") +QT_WARNING_DISABLE_INTEL(1572) + +Q_REQUIRED_RESULT Q_DECL_CONSTEXPR static inline Q_DECL_UNUSED bool qIsNull(double d) noexcept { - union U { - double d; - quint64 u; - }; - U val; - val.d = d; - return (val.u & Q_UINT64_C(0x7fffffffffffffff)) == 0; + return d == 0.0; } -/* - This function tests a float for a null value. It doesn't - check whether the actual value is 0 or close to 0, but whether - it is binary 0, disregarding sign. -*/ -Q_REQUIRED_RESULT static inline Q_DECL_UNUSED bool qIsNull(float f) +Q_REQUIRED_RESULT Q_DECL_CONSTEXPR static inline Q_DECL_UNUSED bool qIsNull(float f) noexcept { - union U { - float f; - quint32 u; - }; - U val; - val.f = f; - return (val.u & 0x7fffffff) == 0; + return f == 0.0f; } +QT_WARNING_POP + /* Compilers which follow outdated template instantiation rules require a class to have a comparison operator to exist when @@ -971,7 +1006,16 @@ template <typename T> Q_DECL_CONSTEXPR typename std::add_const<T>::type &qAsConst(T &t) noexcept { return t; } // prevent rvalue arguments: template <typename T> -void qAsConst(const T &&) Q_DECL_EQ_DELETE; +void qAsConst(const T &&) = delete; + +// like std::exchange +template <typename T, typename U = T> +Q_DECL_RELAXED_CONSTEXPR T qExchange(T &t, U &&newValue) +{ + T old = std::move(t); + t = std::forward<U>(newValue); + return old; +} #ifndef QT_NO_FOREACH diff --git a/src/corelib/global/qglobal_p.h b/src/corelib/global/qglobal_p.h index d52f6268e4..58bc8b7bf3 100644 --- a/src/corelib/global/qglobal_p.h +++ b/src/corelib/global/qglobal_p.h @@ -61,6 +61,9 @@ #endif #if defined(__cplusplus) +#ifdef Q_CC_MINGW +# include <unistd.h> // Define _POSIX_THREAD_SAFE_FUNCTIONS to obtain localtime_r() +#endif #include <time.h> QT_BEGIN_NAMESPACE diff --git a/src/corelib/global/qmemory_p.h b/src/corelib/global/qmemory_p.h new file mode 100644 index 0000000000..ac791385bd --- /dev/null +++ b/src/corelib/global/qmemory_p.h @@ -0,0 +1,71 @@ +/**************************************************************************** +** +** Copyright (C) 2019 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Marc Mutz <marc.mutz@kdab.com> +** Contact: http://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. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#ifndef QMEMORY_P_H +#define QMEMORY_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/qglobal.h> + +#include <memory> +#include <type_traits> +#include <utility> + +QT_BEGIN_NAMESPACE + +// Like std::make_unique, but less ambitious, so keep as private API, for use in Qt itself: +template <typename T, typename... Args> +typename std::enable_if<!std::is_array<T>::value, std::unique_ptr<T>>::type +qt_make_unique(Args &&...args) +{ + return std::unique_ptr<T>{new T(std::forward<Args>(args)...)}; +} + +QT_END_NAMESPACE + +#endif /* QMEMORY_P_H */ diff --git a/src/corelib/global/qnamespace.h b/src/corelib/global/qnamespace.h index 90dd36113f..8b27c60fec 100644 --- a/src/corelib/global/qnamespace.h +++ b/src/corelib/global/qnamespace.h @@ -194,6 +194,13 @@ public: DescendingOrder }; + enum SplitBehaviorFlags { + KeepEmptyParts = 0, + SkipEmptyParts = 0x1, + }; + Q_DECLARE_FLAGS(SplitBehavior, SplitBehaviorFlags) + Q_DECLARE_OPERATORS_FOR_FLAGS(SplitBehavior) + enum TileRule { StretchTile, RepeatTile, @@ -351,14 +358,18 @@ public: WA_MouseTracking = 2, WA_ContentsPropagated = 3, // ## deprecated WA_OpaquePaintEvent = 4, - WA_NoBackground = WA_OpaquePaintEvent, // ## deprecated +#if QT_DEPRECATED_SINCE(5, 14) + WA_NoBackground Q_DECL_ENUMERATOR_DEPRECATED = WA_OpaquePaintEvent, +#endif WA_StaticContents = 5, WA_LaidOut = 7, WA_PaintOnScreen = 8, WA_NoSystemBackground = 9, WA_UpdatesDisabled = 10, WA_Mapped = 11, - WA_MacNoClickThrough = 12, // Mac only +#if QT_DEPRECATED_SINCE(5, 14) + WA_MacNoClickThrough Q_DECL_ENUMERATOR_DEPRECATED = 12, +#endif WA_InputMethodEnabled = 14, WA_WState_Visible = 15, WA_WState_Hidden = 16, @@ -376,8 +387,10 @@ public: WA_Moved = 43, WA_PendingUpdate = 44, WA_InvalidSize = 45, - WA_MacBrushedMetal = 46, // Mac only - WA_MacMetalStyle = WA_MacBrushedMetal, // obsolete +#if QT_DEPRECATED_SINCE(5, 14) + WA_MacBrushedMetal Q_DECL_ENUMERATOR_DEPRECATED = 46, + WA_MacMetalStyle Q_DECL_ENUMERATOR_DEPRECATED = 46, +#endif WA_CustomWhatsThis = 47, WA_LayoutOnEntireRect = 48, WA_OutsideWSRange = 49, @@ -434,7 +447,9 @@ public: WA_LayoutUsesWidgetRect = 92, WA_StyledBackground = 93, // internal - WA_MSWindowsUseDirect3D = 94, // Win only +#if QT_DEPRECATED_SINCE(5, 14) + WA_MSWindowsUseDirect3D Q_DECL_ENUMERATOR_DEPRECATED = 94, +#endif WA_CanHostQMdiSubWindowTitleBar = 95, // Internal WA_MacAlwaysShowToolWindow = 96, // Mac only @@ -466,9 +481,9 @@ public: WA_X11NetWmWindowTypeNotification = 114, WA_X11NetWmWindowTypeCombo = 115, WA_X11NetWmWindowTypeDND = 116, - - WA_MacFrameworkScaled = 117, - +#if QT_DEPRECATED_SINCE(5, 14) + WA_MacFrameworkScaled Q_DECL_ENUMERATOR_DEPRECATED = 117, +#endif WA_SetWindowModality = 118, WA_WState_WindowOpacitySet = 119, // internal WA_TranslucentBackground = 120, @@ -495,7 +510,9 @@ public: enum ApplicationAttribute { AA_ImmediateWidgetCreation = 0, - AA_MSWindowsUseDirect3DByDefault = 1, // Win only +#if QT_DEPRECATED_SINCE(5, 14) + AA_MSWindowsUseDirect3DByDefault Q_DECL_ENUMERATOR_DEPRECATED = 1, +#endif AA_DontShowIconsInMenus = 2, AA_NativeWindows = 3, AA_DontCreateNativeWidgetSiblings = 4, @@ -506,7 +523,9 @@ public: AA_DontUseNativeMenuBar = 6, AA_MacDontSwapCtrlAndMeta = 7, AA_Use96Dpi = 8, - AA_X11InitThreads = 10, +#if QT_DEPRECATED_SINCE(5, 14) + AA_X11InitThreads Q_DECL_ENUMERATOR_DEPRECATED = 10, +#endif AA_SynthesizeTouchForUnhandledMouseEvents = 11, AA_SynthesizeMouseForUnhandledTouchEvents = 12, AA_UseHighDpiPixmaps = 13, @@ -1198,7 +1217,8 @@ public: enum TextFormat { PlainText, RichText, - AutoText + AutoText, + MarkdownText }; enum AspectRatioMode { @@ -1379,7 +1399,9 @@ public: enum InputMethodQuery { ImEnabled = 0x1, ImCursorRectangle = 0x2, - ImMicroFocus = 0x2, // deprecated +#if QT_DEPRECATED_SINCE(5, 14) + ImMicroFocus Q_DECL_ENUMERATOR_DEPRECATED = 0x2, +#endif ImFont = 0x4, ImCursorPosition = 0x8, ImSurroundingText = 0x10, @@ -1757,6 +1779,7 @@ public: QT_Q_FLAG(Alignment) QT_Q_ENUM(TextFlag) QT_Q_FLAG(Orientations) + QT_Q_FLAG(SplitBehavior) QT_Q_FLAG(DropActions) QT_Q_FLAG(Edges) QT_Q_FLAG(DockWidgetAreas) diff --git a/src/corelib/global/qnamespace.qdoc b/src/corelib/global/qnamespace.qdoc index 5bba8c5fe5..12e09d44e7 100644 --- a/src/corelib/global/qnamespace.qdoc +++ b/src/corelib/global/qnamespace.qdoc @@ -2362,6 +2362,19 @@ */ /*! + \enum Qt::SplitBehavior + \since 5.14 + + This enum specifies how the split() functions should behave with + respect to empty strings. + + \value KeepEmptyParts If a field is empty, keep it in the result. + \value SkipEmptyParts If a field is empty, don't include it in the result. + + \sa QString::split() +*/ + +/*! \enum Qt::ClipOperation \value NoClip This operation turns clipping off. @@ -2464,6 +2477,9 @@ \value AutoText The text string is interpreted as for Qt::RichText if Qt::mightBeRichText() returns \c true, otherwise as Qt::PlainText. + + \value MarkdownText The text string is interpreted as Markdown-formatted text. + This enum value was added in Qt 5.14. */ /*! diff --git a/src/corelib/global/qnumeric.cpp b/src/corelib/global/qnumeric.cpp index e6ba62f530..11440f40a4 100644 --- a/src/corelib/global/qnumeric.cpp +++ b/src/corelib/global/qnumeric.cpp @@ -110,6 +110,7 @@ Q_CORE_EXPORT double qInf() { return qt_inf(); } \list \li FP_NAN not a number \li FP_INFINITE infinities (positive or negative) + \li FP_ZERO zero (positive or negative) \li FP_NORMAL finite with a full mantissa \li FP_SUBNORMAL finite with a reduced mantissa \endlist diff --git a/src/corelib/global/qoperatingsystemversion.cpp b/src/corelib/global/qoperatingsystemversion.cpp index 94dc261b41..42a1275621 100644 --- a/src/corelib/global/qoperatingsystemversion.cpp +++ b/src/corelib/global/qoperatingsystemversion.cpp @@ -340,7 +340,6 @@ QString QOperatingSystemVersion::name() const } } -#ifdef Q_COMPILER_INITIALIZER_LISTS /*! \fn bool QOperatingSystemVersion::isAnyOfType(std::initializer_list<OSType> types) const @@ -355,7 +354,6 @@ bool QOperatingSystemVersion::isAnyOfType(std::initializer_list<OSType> types) c } return false; } -#endif /*! \variable QOperatingSystemVersion::Windows7 diff --git a/src/corelib/global/qoperatingsystemversion.h b/src/corelib/global/qoperatingsystemversion.h index df01e5438a..e99e4f8997 100644 --- a/src/corelib/global/qoperatingsystemversion.h +++ b/src/corelib/global/qoperatingsystemversion.h @@ -119,9 +119,7 @@ public: Q_DECL_CONSTEXPR int segmentCount() const { return m_micro >= 0 ? 3 : m_minor >= 0 ? 2 : m_major >= 0 ? 1 : 0; } -#ifdef Q_COMPILER_INITIALIZER_LISTS bool isAnyOfType(std::initializer_list<OSType> types) const; -#endif Q_DECL_CONSTEXPR OSType type() const { return m_os; } QString name() const; diff --git a/src/corelib/global/qoperatingsystemversion_win.cpp b/src/corelib/global/qoperatingsystemversion_win.cpp index 2da190da48..798d985a76 100644 --- a/src/corelib/global/qoperatingsystemversion_win.cpp +++ b/src/corelib/global/qoperatingsystemversion_win.cpp @@ -84,7 +84,6 @@ static inline OSVERSIONINFOEX determineWinOsVersion() #define pGetModuleHandle GetModuleHandleW #endif -#ifndef Q_OS_WINCE HMODULE ntdll = pGetModuleHandle(L"ntdll.dll"); if (Q_UNLIKELY(!ntdll)) return result; @@ -104,9 +103,6 @@ static inline OSVERSIONINFOEX determineWinOsVersion() // GetVersionEx() has been deprecated in Windows 8.1 and will return // only Windows 8 from that version on, so use the kernel API function. pRtlGetVersion(reinterpret_cast<LPOSVERSIONINFO>(&result)); // always returns STATUS_SUCCESS -#else // !Q_OS_WINCE - GetVersionEx(&result); -#endif return result; } diff --git a/src/corelib/global/qprocessordetection.h b/src/corelib/global/qprocessordetection.h index 1f327c352e..8d65720850 100644 --- a/src/corelib/global/qprocessordetection.h +++ b/src/corelib/global/qprocessordetection.h @@ -282,6 +282,20 @@ // Q_BYTE_ORDER not defined, use endianness auto-detection /* + RISC-V family, known variants: 32- and 64-bit + + RISC-V is little-endian. +*/ +#elif defined(__riscv) +# define Q_PROCESSOR_RISCV +# if __riscv_xlen == 64 +# define Q_PROCESSOR_RISCV_64 +# else +# define Q_PROCESSOR_RISCV_32 +# endif +# define Q_BYTE_ORDER Q_LITTLE_ENDIAN + +/* S390 family, known variant: S390X (64-bit) S390 is big-endian. diff --git a/src/corelib/global/qsystemdetection.h b/src/corelib/global/qsystemdetection.h index aabe46f3c2..a2e51fa330 100644 --- a/src/corelib/global/qsystemdetection.h +++ b/src/corelib/global/qsystemdetection.h @@ -176,6 +176,7 @@ #endif #if defined(Q_OS_WIN32) || defined(Q_OS_WIN64) || defined(Q_OS_WINRT) +# define Q_OS_WINDOWS # define Q_OS_WIN #endif diff --git a/src/corelib/global/qtrace_p.h b/src/corelib/global/qtrace_p.h index b72fdd886d..d9011c6066 100644 --- a/src/corelib/global/qtrace_p.h +++ b/src/corelib/global/qtrace_p.h @@ -128,7 +128,7 @@ QT_BEGIN_NAMESPACE const auto qTraceExit_ ## x ## __COUNTER__ = qScopeGuard([&]() { Q_TRACE(x, __VA_ARGS__); }); # define Q_TRACE_SCOPE(x, ...) \ Q_TRACE(x ## _entry, __VA_ARGS__); \ - Q_TRACE_EXIT(x ## _exit, __VA_ARGS__); + Q_TRACE_EXIT(x ## _exit); # define Q_UNCONDITIONAL_TRACE(x, ...) QtPrivate::do_trace_ ## x(__VA_ARGS__) # define Q_TRACE_ENABLED(x) QtPrivate::trace_ ## x ## _enabled() #else diff --git a/src/corelib/global/qtypeinfo.h b/src/corelib/global/qtypeinfo.h index 636dc24c07..30be47296e 100644 --- a/src/corelib/global/qtypeinfo.h +++ b/src/corelib/global/qtypeinfo.h @@ -213,7 +213,6 @@ Q_DECLARE_MOVABLE_CONTAINER(QList); Q_DECLARE_MOVABLE_CONTAINER(QVector); Q_DECLARE_MOVABLE_CONTAINER(QQueue); Q_DECLARE_MOVABLE_CONTAINER(QStack); -Q_DECLARE_MOVABLE_CONTAINER(QLinkedList); Q_DECLARE_MOVABLE_CONTAINER(QSet); #undef Q_DECLARE_MOVABLE_CONTAINER |