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From: mmeyer@next.com (Morris Meyer)
Newsgroups: comp.sys.next
Subject: Re: Bug in the 68040 chip
Message-ID: <351@rosie.NeXT.COM>
Date: 5 Mar 91 17:48:12 GMT
References: <1991Mar4.042515.4740@math.ucla.edu>
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In article <1991Mar4.042515.4740@math.ucla.edu> barry@pico.math.ucla.edu (Barry  
Merriman) writes:
> Don't be alarmed---but there appears to be a bug in the 68040
> chip. It does not compute the hyperbolic tangent function
> correctly. 
> 
We have already seen this bug.  The bug is not in the 68040, but rather the
software floating point emulation code that gets executed when the chip traps
these instructions.  It is fixed in our 2.1 software release.

Hope this helps

		--morris

Morris Meyer            NeXT, Inc.
Software Engineer       900 Chesapeake Drive
NeXT OS Group           Redwood City, CA   94063
mmeyer@next.com