ReTurn from process Module

NAME
	RTM -- Return from process module	(68020 ONLY)

SYNOPSIS
	RTM	Rn

FUNCTION
	Return from a process module called with CALLM.
	This instruction is 68020 ONLY and is used with, for cooperation
	with the PMMU MC68851. Be carreful, it's not available on 68030+.
        
RESULT
	Don't know!

SEE ALSO
	RTS	RTE	RTD