Article View: comp.arch
Article #1875Re: Vectorizing division in a do loop
From: Greg Frazier
Date: Fri, 18 Aug 1989 05:41
Date: Fri, 18 Aug 1989 05:41
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In article <MCCALPIN.89Aug17175558@masig3.ocean.fsu.edu> mccalpin@masig3.ocean.fsu.edu (John D. McCalpin) writes:
+>In the above referenced message, Hugh ??? <gsg0384@uxa.cso.uiuc.edu> writes:
+>>I've heard that vector machines are more expensive than multi-cpu parallel
+>>machines. I've got two questions about vector machines.
+>
+> There is no reason, in principle, why this should be true.
I think the reason behind this is that multicomputers can
use off-the-shelf processors in their processing nodes.
Vector machines, on the other hand, require custom parts.
Greg Frazier o Internet: frazier@CS.UCLA.EDU
CS dept., UCLA /\ UUCP: ...!{ucbvax,rutgers}!ucla-cs!frazier
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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!cs.utexas.edu!tut.cis.ohio-state.edu!rutgers!usc!henry.jpl.nasa.gov!elroy.jpl.nasa.gov!ucla-cs!oahu!frazier From: frazier@oahu.cs.ucla.edu (Greg Frazier) Newsgroups: comp.arch Subject: Re: Vectorizing division in a do loop Message-ID: <26530@shemp.CS.UCLA.EDU> Date: 18 Aug 89 05:41:15 GMT References: <112400003@uxa.cso.uiuc.edu> <MCCALPIN.89Aug17175558@masig3.ocean.fsu.edu> Sender: news@CS.UCLA.EDU Reply-To: frazier@cs.ucla.edu (Greg Frazier) Organization: UCLA Computer Science Department Lines: 14