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.
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.
Change the temporary register used when expanding pseudo operations. The default register is r31.
The .dual, .enddual, and .atmp directives are available only in the Intel syntax mode.
Both syntaxes allow for the standard .align directive. However, the Intel syntax additionally allows keywords for the alignment parameter: ".align type", where `type' is one of .short, .long, .quad, .single, .double representing alignments of 2, 4, 16, 4, and 8, respectively.