#define IRSLOAD_READONLY 0x10 /* Read-only, omit slot store. */
#define IRSLOAD_INHERIT 0x20 /* Inherited by exits/side traces. */
-/* XLOAD mode, stored in op2. */
-#define IRXLOAD_READONLY 1 /* Load from read-only data. */
-#define IRXLOAD_VOLATILE 2 /* Load from volatile data. */
-#define IRXLOAD_UNALIGNED 4 /* Unaligned load. */
+/* XLOAD mode bits, stored in op2. */
+#define IRXLOAD_READONLY 0x01 /* Load from read-only data. */
+#define IRXLOAD_VOLATILE 0x02 /* Load from volatile data. */
+#define IRXLOAD_UNALIGNED 0x04 /* Unaligned load. */
/* BUFHDR mode, stored in op2. */
#define IRBUFHDR_RESET 0 /* Reset buffer. */