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From: toma@tekgvs.TEK.COM (Tom Almy)
Newsgroups: comp.lang.c,comp.misc
Subject: Re: 32bit = 16bit x 16bit (Really: Compiler deficiencies)
Message-ID: <2809@tekgvs.TEK.COM>
Date: Wed, 28-Oct-87 13:19:04 EST
Article-I.D.: tekgvs.2809
Posted: Wed Oct 28 13:19:04 1987
Date-Received: Sat, 31-Oct-87 14:47:08 EST
References: <141@kesmai.COM> <7349@alice.UUCP> <146MAXHAM@RICE> <593@l.cc.purdue.edu> <2998@aw.sei.cmu.edu>
Reply-To: toma@tekgvs.UUCP (Tom Almy)
Organization: Tektronix, Inc., Beaverton, OR.
Lines: 16
Xref: mnetor comp.lang.c:5199 comp.misc:1548

(I don't have the original article)

In article <593@l.cc.purdue.edu> cik@l.cc.purdue.edu (Herman Rubin) writes:

>A general problem with HLL's is that they do not have the necessary
>flexibility to handle situations like this.  I do not know of any language
>which has in its operation list an operation to multiply two 16 bit object
>and get a 32 bit object.

Forth does.  It also provides a 32 bit by 16 bit divide operation, 
a multiply divide function (a*b/c) combining these two for scaled integer
arithmetic, and a divide function returning both quotient and remainder.

Tom Almy
Tektronix, Inc.
toma@tekgvs.TEK.COM