+/* HINT operand flags. */
+#define HINT_OPD_F_NOPRINT (1 << 0) /* Should not be printed. */
+
+/* Encode 7-bit HINT #imm in the lower 8 bits. Use higher bits for flags. */
+#define HINT_ENCODE(flag, val) ((flag << 8) | val)
+#define HINT_FLAG(val) (val >> 8)
+#define HINT_VAL(val) (val & 0xff)
+