22.3. i860 Machine Directives

.dual

Enter dual instruction mode. While this directive is supported, the preferred way to use dual instruction mode is to explicitly code the dual bit with the d. prefix.

.enddual

Exit dual instruction mode. While this directive is supported, the preferred way to use dual instruction mode is to explicitly code the dual bit with the d. prefix.

.atmp

Change the temporary register used when expanding pseudo operations. The default register is r31.