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From: tc@amd.UUCP (Tom Crawford)
Newsgroups: net.arch
Subject: Re: Re: Re: RISC (really on multiplication d
Message-ID: <1551@amd.UUCP>
Date: Wed, 24-Jul-85 10:32:23 EDT
Article-I.D.: amd.1551
Posted: Wed Jul 24 10:32:23 1985
Date-Received: Thu, 25-Jul-85 21:50:20 EDT
References: <149@mips.UUCP> <600005@pbear.UUCP> <493@mmintl.UUCP> <233@weitek.UUCP> <1202@sjuvax.UUCP> <>
Reply-To: tc@amd.UUCP (Tom Crawford)
Organization: AMD, Santa Clara, CA
Lines: 9


The SDS 9300 had an instruction called Twin Multiply.  It treated two
24-bit operands as pairs of 12-bit integers and performed two 
12 x 12 => 24 multiplies.

Who's SDS, you ask?  Scientific Data Systems, of course!

			Tom Crawford
			...amd!tc