On Wed, 16 Feb 2000 10:21:45 -0500 
 "Kevin P. Neal" <kpneal@pobox.com> wrote:

 > I was reading through some assembly last night trying to get
 > Postgres working. I found an instruction that doesn't appear to
 > be in the architecture reference.
 > 
 > Just so I'm clear, what do these instructions do?
 > 
 > bis $1, $2, $3
 > or  $4, $5, $6

"bis" == logical sum

"or" is an assembler macro for "bis"

The first one is:

	$3 = $1 | $2

The second one is:

	$6 = $4 | $5

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