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author | Alexandru Croitor <alexandru.croitor@qt.io> | 2019-10-14 17:46:16 +0200 |
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committer | Alexandru Croitor <alexandru.croitor@qt.io> | 2019-10-14 17:46:34 +0200 |
commit | 440286655e0ca271506cf7cc02ad0dbf4baef9ca (patch) | |
tree | 896fa81adb8b14a69355a3a6cf64d06ec8173c9a /src/corelib/global/qfloat16.cpp | |
parent | 1e27ad1697187549151657ba187928e439300db7 (diff) | |
parent | e164d61ca8263fc4b46fdd916e1ea77c7dd2b735 (diff) |
Merge remote-tracking branch 'origin/dev' into wip/cmake
Change-Id: I4a78428a8ea273b6960792e3b8043f816fa37fcf
Diffstat (limited to 'src/corelib/global/qfloat16.cpp')
-rw-r--r-- | src/corelib/global/qfloat16.cpp | 49 |
1 files changed, 45 insertions, 4 deletions
diff --git a/src/corelib/global/qfloat16.cpp b/src/corelib/global/qfloat16.cpp index ff2997b73a..6c21b7de5a 100644 --- a/src/corelib/global/qfloat16.cpp +++ b/src/corelib/global/qfloat16.cpp @@ -107,14 +107,55 @@ QT_BEGIN_NAMESPACE */ /*! - \internal - Implements qFpClassify() for qfloat16. - */ + \internal + \since 5.14 + bool qfloat16::isInf() const noexcept + + Tests whether this \c qfloat16 value is an infinity. + + \sa qIsInf() +*/ + +/*! + \internal + \since 5.14 + bool qfloat16::isNaN() const noexcept + + Tests whether this \c qfloat16 value is "not a number". + + \sa qIsNaN() +*/ + +/*! + \since 5.14 + bool qfloat16::isNormal() const noexcept + Tests whether this \c qfloat16 value is finite and in normal form. + + \sa qFpClassify() +*/ + +/*! + \internal + \since 5.14 + bool qfloat16::isFinite() const noexcept + + Tests whether this \c qfloat16 value is finite. + + \sa qIsFinite() +*/ + +/*! + \internal + \since 5.14 + Implements qFpClassify() for qfloat16. + + \sa qFpClassify() +*/ int qfloat16::fpClassify() const noexcept { return isInf() ? FP_INFINITE : isNaN() ? FP_NAN - : !b16 ? FP_ZERO : isNormal() ? FP_NORMAL : FP_SUBNORMAL; + : !(b16 & 0x7fff) ? FP_ZERO : isNormal() ? FP_NORMAL : FP_SUBNORMAL; } /*! \fn int qRound(qfloat16 value) |