Changeset 94605 in vbox for trunk/include/iprt/types.h

Timestamp:

Apr 14, 2022 1:47:13 PM (3 years ago)

Author:

vboxsync

Message:

iprt/types.h: Added RTFLOAT80U_IS_387_INVALID macro. bugref:9898

File:

• trunk/include/iprt/types.h (modified) (1 diff)

trunk/include/iprt/types.h

@@ -1235 +1235 @@
 # define RTFLOAT80U_IS_NORMAL(a_pr80) \
     (((a_pr80)->s.uMantissa & RT_BIT_64(63))  && (a_pr80)->s.uExponent > 0 && (a_pr80)->s.uExponent < 0x7fff)
+/** Invalid 387 (and later) operands: Pseudo-Infinity, Psuedo-NaN, Unnormals. */
+#define RTFLOAT80U_IS_387_INVALID(a_pr80) \
+    (!((a_pr80)->s.uMantissa & RT_BIT_64(63)) && (a_pr80)->s.uExponent > 0)
 /** @} */