Changeset 58703 in vbox for trunk

Timestamp:

Nov 16, 2015 4:23:36 PM (9 years ago)

Author:

vboxsync

Message:

iprt/types.h: Introduced RTCCUINTXREG and RTCCINTXREG types for dealing with 32-bit registers in 16-bit mode (ARCH_BITS == 16).

File:

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

trunk/include/iprt/types.h

@@ -1567 +1567 @@
 typedef RTCCINTREG const       *PCRTCCINTREG;
 
+
+/** Unsigned integer register in the current context.
+ * @remarks This is for dealing with EAX in 16-bit mode. */
+#if ARCH_BITS == 16 && defined(RT_ARCH_X86)
+typedef uint32_t                RTCCUINTXREG;
+#else
+typedef RTCCUINTREG             RTCCUINTXREG;
+#endif
+/** Pointer to an unsigned integer register in the current context. */
+typedef RTCCUINTREG            *PRTCCUINTREG;
+/** Pointer to a const unsigned integer register in the current context. */
+typedef RTCCUINTREG const      *PCRTCCUINTREG;
+
+/** Signed integer extended register in the current context.
+ * @remarks This is for dealing with EAX in 16-bit mode. */
+#if ARCH_BITS == 16 && defined(RT_ARCH_X86)
+typedef int32_t                 RTCCINTXREG;
+#else
+typedef RTCCINTREG              RTCCINTXREG;
+#endif
+/** Pointer to a signed integer extended register in the current context. */
+typedef RTCCINTXREG            *PRTCCINTXREG;
+/** Pointer to a const signed integer extended register in the current
+ * context. */
+typedef RTCCINTXREG const      *PCRTCCINTXREG;
+
 /** @} */