diff options
Diffstat (limited to 'src/corelib/global/qfloat16.cpp')
| -rw-r--r-- | src/corelib/global/qfloat16.cpp | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/corelib/global/qfloat16.cpp b/src/corelib/global/qfloat16.cpp index 680268c59b..2bf6ff00c2 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 @@ -91,6 +93,17 @@ 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> |