1 files changed, 32 insertions, 1 deletions
diff --git a/src/corelib/io/qdatastream.cpp b/src/corelib/io/qdatastream.cpp
index b4eb98e062..2369fe4726 100644
--- a/src/corelib/io/qdatastream.cpp
+++ b/src/corelib/io/qdatastream.cpp
@@ -42,6 +42,7 @@
 
 #if !defined(QT_NO_DATASTREAM) || defined(QT_BOOTSTRAPPED)
 #include "qbuffer.h"
+#include "qfloat16.h"
 #include "qstring.h"
 #include <stdio.h>
 #include <ctype.h>
@@ -448,6 +449,9 @@ QDataStream::FloatingPointPrecision QDataStream::floatingPointPrecision() const
 
     The default is DoublePrecision.
 
+    Note that this property does not affect the serialization or deserialization of \c qfloat16
+    instances.
+
     \warning This property must be set to the same value on the object that writes and the object
     that reads the data stream.
 
@@ -557,6 +561,7 @@ void QDataStream::setByteOrder(ByteOrder bo)
     \value Qt_5_6 Version 17 (Qt 5.6)
     \value Qt_5_7 Same as Qt_5_6
     \value Qt_5_8 Same as Qt_5_6
+    \value Qt_5_9 Same as Qt_5_6
     \omitvalue Qt_DefaultCompiledVersion
 
     \sa setVersion(), version()
@@ -972,6 +977,20 @@ QDataStream &QDataStream::operator>>(double &f)
 
 /*!
     \overload
+    \since 5.9
+
+    Reads a floating point number from the stream into \a f,
+    using the standard IEEE 754 format. Returns a reference to the
+    stream.
+*/
+QDataStream &QDataStream::operator>>(qfloat16 &f)
+{
+    return *this >> reinterpret_cast<qint16&>(f);
+}
+
+
+/*!
+    \overload
 
     Reads the '\\0'-terminated string \a s from the stream and returns
     a reference to the stream.
@@ -1259,6 +1278,19 @@ QDataStream &QDataStream::operator<<(double f)
 
 
 /*!
+    \fn QDataStream &QDataStream::operator<<(qfloat16 f)
+    \overload
+    \since 5.9
+
+    Writes a floating point number, \a f, to the stream using
+    the standard IEEE 754 format. Returns a reference to the stream.
+*/
+QDataStream &QDataStream::operator<<(qfloat16 f)
+{
+    return *this << reinterpret_cast<qint16&>(f);
+}
+
+/*!
     \overload
 
     Writes the '\\0'-terminated string \a s to the stream and returns a
@@ -1281,7 +1313,6 @@ QDataStream &QDataStream::operator<<(const char *s)
     return *this;
 }
 
-
 /*!
     Writes the length specifier \a len and the buffer \a s to the
     stream and returns a reference to the stream.