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39
40#ifndef QTQMLGLOBAL_P_H
41#define QTQMLGLOBAL_P_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists purely as an
48// implementation detail. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include <QtCore/private/qglobal_p.h>
55#include <QtQml/qtqmlglobal.h>
56#include <QtQml/qqmlextensionplugin.h>
57#ifndef QT_QML_BOOTSTRAPPED
58# include <QtQml/private/qtqml-config_p.h>
59#endif
60#include <private/qqmlapiversion_p.h>
61
62#define Q_QML_PRIVATE_EXPORT Q_QML_EXPORT
63
64void Q_QML_PRIVATE_EXPORT qml_register_types_QtQml();
65GHS_KEEP_REFERENCE(qml_register_types_QtQml);
66
67#if !defined(QT_QMLDEVTOOLS_LIB) && !defined(QT_BUILD_QMLDEVTOOLS_LIB)
68# define Q_QML_AUTOTEST_EXPORT Q_AUTOTEST_EXPORT
69#else
70# define Q_QML_AUTOTEST_EXPORT
71#endif
72
73// When doing macOS universal builds, JIT needs to be disabled for the ARM slice.
74// Because both arm and x86_64 slices are built in one clang frontend invocation
75// we need this hack to ensure each backend invocation sees the correct value
76// of the feature definition.
77
78// Unset dummy value
79#undef QT_QML_JIT_SUPPORTED_IMPL
80// Compute per-arch value and save in extra define
81#if QT_CONFIG(qml_jit) && !(defined(Q_OS_MACOS) && defined(Q_PROCESSOR_ARM))
82# define QT_QML_JIT_SUPPORTED_IMPL 1
83#else
84# define QT_QML_JIT_SUPPORTED_IMPL 0
85#endif
86// Unset original feature value
87#undef QT_FEATURE_qml_jit
88// Set new value based on previous computation
89#if QT_QML_JIT_SUPPORTED_IMPL
90# define QT_FEATURE_qml_jit 1
91#else
92# define QT_FEATURE_qml_jit -1
93#endif
94
95#endif // QTQMLGLOBAL_P_H
96

source code of qtdeclarative/src/qml/qtqmlglobal_p.h