as: MRI

 
 7.62 '.mri VAL'
 ===============
 
 If VAL is non-zero, this tells 'as' to enter MRI mode.  If VAL is zero,
 this tells 'as' to exit MRI mode.  This change affects code assembled
 until the next '.mri' directive, or until the end of the file.  See
 MRI mode M.