Extract header qtypes.h from qglobal.h

And move the related checks from qglobal.cpp to qtypes.cpp.

This requires removing the unnecessary include statement for qglobal.h
from qprocessordetection.h, that now needs to be included in qtypes.h.

Task-number: QTBUG-99313
Change-Id: Ifd72b956326909be82c162f37854cad0878010e2
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

1 files changed, 1 insertions, 134 deletions

diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h
index b475c9cc64..82c6e5e037 100644
--- a/src/corelib/global/qglobal.h
+++ b/src/corelib/global/qglobal.h
@@ -7,7 +7,6 @@
 
 #if 0
 #pragma qt_class(QtGlobal)
-#pragma qt_class(QIntegerForSize)
 #endif
 
 #ifdef __cplusplus
@@ -98,6 +97,7 @@ inline void qt_noop(void) {}
 #include <QtCore/qcompilerdetection.h>
 
 #include <QtCore/qassert.h>
+#include <QtCore/qtypes.h>
 
 #if defined (__ELF__)
 #  define Q_OF_ELF
@@ -115,73 +115,6 @@ inline void qt_noop(void) {}
 QT_BEGIN_NAMESPACE
 
 /*
-   Size-dependent types (architechture-dependent byte order)
-
-   Make sure to update QMetaType when changing these typedefs
-*/
-
-typedef signed char qint8;         /* 8 bit signed */
-typedef unsigned char quint8;      /* 8 bit unsigned */
-typedef short qint16;              /* 16 bit signed */
-typedef unsigned short quint16;    /* 16 bit unsigned */
-typedef int qint32;                /* 32 bit signed */
-typedef unsigned int quint32;      /* 32 bit unsigned */
-// Unlike LL / ULL in C++, for historical reasons, we force the
-// result to be of the requested type.
-#ifdef __cplusplus
-#  define Q_INT64_C(c) static_cast<long long>(c ## LL)     /* signed 64 bit constant */
-#  define Q_UINT64_C(c) static_cast<unsigned long long>(c ## ULL) /* unsigned 64 bit constant */
-#else
-#  define Q_INT64_C(c) ((long long)(c ## LL))               /* signed 64 bit constant */
-#  define Q_UINT64_C(c) ((unsigned long long)(c ## ULL))    /* unsigned 64 bit constant */
-#endif
-typedef long long qint64;           /* 64 bit signed */
-typedef unsigned long long quint64; /* 64 bit unsigned */
-
-typedef qint64 qlonglong;
-typedef quint64 qulonglong;
-
-#ifndef __cplusplus
-// In C++ mode, we define below using QIntegerForSize template
-Q_STATIC_ASSERT_X(sizeof(ptrdiff_t) == sizeof(size_t), "Weird ptrdiff_t and size_t definitions");
-typedef ptrdiff_t qptrdiff;
-typedef ptrdiff_t qsizetype;
-typedef ptrdiff_t qintptr;
-typedef size_t quintptr;
-
-#define PRIdQPTRDIFF "td"
-#define PRIiQPTRDIFF "ti"
-
-#define PRIdQSIZETYPE "td"
-#define PRIiQSIZETYPE "ti"
-
-#define PRIdQINTPTR "td"
-#define PRIiQINTPTR "ti"
-
-#define PRIuQUINTPTR "zu"
-#define PRIoQUINTPTR "zo"
-#define PRIxQUINTPTR "zx"
-#define PRIXQUINTPTR "zX"
-#endif
-
-/*
-   Useful type definitions for Qt
-*/
-
-QT_BEGIN_INCLUDE_NAMESPACE
-typedef unsigned char uchar;
-typedef unsigned short ushort;
-typedef unsigned int uint;
-typedef unsigned long ulong;
-QT_END_INCLUDE_NAMESPACE
-
-#if defined(QT_COORD_TYPE)
-typedef QT_COORD_TYPE qreal;
-#else
-typedef double qreal;
-#endif
-
-/*
    Some classes do not permit copies to be made of an object. These
    classes contains a private copy constructor and assignment
    operator to disable copying (the compiler gives an error message).
@@ -297,72 +230,6 @@ Q_CORE_EXPORT Q_DECL_CONST_FUNCTION const char *qVersion(void) Q_DECL_NOEXCEPT;
 # define Q_DESTRUCTOR_FUNCTION(AFUNC) Q_DESTRUCTOR_FUNCTION0(AFUNC)
 #endif
 
-/*
-  quintptr and qptrdiff is guaranteed to be the same size as a pointer, i.e.
-
-      sizeof(void *) == sizeof(quintptr)
-      && sizeof(void *) == sizeof(qptrdiff)
-
-  size_t and qsizetype are not guaranteed to be the same size as a pointer, but
-  they usually are. We actually check for that in qglobal.cpp.
-*/
-template <int> struct QIntegerForSize;
-template <>    struct QIntegerForSize<1> { typedef quint8  Unsigned; typedef qint8  Signed; };
-template <>    struct QIntegerForSize<2> { typedef quint16 Unsigned; typedef qint16 Signed; };
-template <>    struct QIntegerForSize<4> { typedef quint32 Unsigned; typedef qint32 Signed; };
-template <>    struct QIntegerForSize<8> { typedef quint64 Unsigned; typedef qint64 Signed; };
-#if defined(Q_CC_GNU) && defined(__SIZEOF_INT128__)
-template <>    struct QIntegerForSize<16> { __extension__ typedef unsigned __int128 Unsigned; __extension__ typedef __int128 Signed; };
-#endif
-template <class T> struct QIntegerForSizeof: QIntegerForSize<sizeof(T)> { };
-typedef QIntegerForSize<Q_PROCESSOR_WORDSIZE>::Signed qregisterint;
-typedef QIntegerForSize<Q_PROCESSOR_WORDSIZE>::Unsigned qregisteruint;
-typedef QIntegerForSizeof<void *>::Unsigned quintptr;
-typedef QIntegerForSizeof<void *>::Signed qptrdiff;
-typedef qptrdiff qintptr;
-using qsizetype = QIntegerForSizeof<std::size_t>::Signed;
-
-// These custom definitions are necessary as we're not defining our
-// datatypes in terms of the language ones, but in terms of integer
-// types that have the sime size. For instance, on a 32-bit platform,
-// qptrdiff is int, while ptrdiff_t may be aliased to long; therefore
-// using %td to print a qptrdiff would be wrong (and raise -Wformat
-// warnings), although both int and long have same bit size on that
-// platform.
-//
-// We know that sizeof(size_t) == sizeof(void *) == sizeof(qptrdiff).
-#if SIZE_MAX == 4294967295ULL
-#define PRIuQUINTPTR "u"
-#define PRIoQUINTPTR "o"
-#define PRIxQUINTPTR "x"
-#define PRIXQUINTPTR "X"
-
-#define PRIdQPTRDIFF "d"
-#define PRIiQPTRDIFF "i"
-
-#define PRIdQINTPTR "d"
-#define PRIiQINTPTR "i"
-
-#define PRIdQSIZETYPE "d"
-#define PRIiQSIZETYPE "i"
-#elif SIZE_MAX == 18446744073709551615ULL
-#define PRIuQUINTPTR "llu"
-#define PRIoQUINTPTR "llo"
-#define PRIxQUINTPTR "llx"
-#define PRIXQUINTPTR "llX"
-
-#define PRIdQPTRDIFF "lld"
-#define PRIiQPTRDIFF "lli"
-
-#define PRIdQINTPTR "lld"
-#define PRIiQINTPTR "lli"
-
-#define PRIdQSIZETYPE "lld"
-#define PRIiQSIZETYPE "lli"
-#else
-#error Unsupported platform (unknown value for SIZE_MAX)
-#endif
-
 /* moc compats (signals/slots) */
 #ifndef QT_MOC_COMPAT
 #  define QT_MOC_COMPAT