On Mon, 22 Nov 1999 12:03:06 +0900 (JST) 
 nisimura@itc.aist-nara.ac.jp (Toru Nishimura) wrote:

 > R3000A processor seems to do runtime endian-switching as well.  Some of
 > Japaneses once toyed an idea of 'endian reversing emul layer', but it
 > didn't be realized.

R3000A can do it on an "entire processor" scale, right?  R4000 can do it
as "user in one mode, supervisor in another".  At least, that's how I
remember it.

        -- Jason R. Thorpe <thorpej@nas.nasa.gov>