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From: pb@uucp (Peter Brouwer)
Newsgroups: comp.unix.questions
Subject: Re: Math Coprocessors
Message-ID: <1007@apdnm.idca.tds.philips.nl>
Date: 13 Nov 90 07:28:28 GMT
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Reply-To: pb@idca.tds.philips.nl (Peter Brouwer)
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Disclamer: This opinion is mine alone.


 In article <1990Nov12.032526.17125@mccc.uucp> pjh@mccc.uucp (Pete Holsberg) writes:
>The question came up recently as to whether or not a math coprocessor
>would be a useful addition to a UNIX computer system.  One of us said
>that it would not unless the programs that were being run used floating
>point and/or extended integer arithmetic.  The other said that one will
>find relatively few programs which do not do at least SOME floating
>point or extended integer math, even if it is not explicitly present in
>the program it may be present in a library routine.

Awk uses floatig point a lot. I think most programs don't use float arithmetic.

If your source does not contain float or double type variables ( or not in hot
places ) your not using float arithmatic. I think there are not many C library
functions who are using float arithmetic.





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