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From: yk@a.nl.cs.cmu.edu (Yasusi Kanada)
Newsgroups: comp.arch
Subject: Re: Chaining on IBM 3090 VF
Keywords: chaining, vector processors
Message-ID: <4060@pt.cs.cmu.edu>
Date: 18 Jan 89 23:47:15 GMT
Organization: Carnegie-Mellon University, CS/RI
Lines: 14

Dr Yasumura in Hitachi Central Research Laboratory replied me as follows:

>I asked Nakatani-san of IBM Research Lab. and he admitted that the article
>was wrong, i.e. there is no chaing feature in 3090/VF.

So, any of the instructions in the sequence VL, ..., VST aren't
executed concurrently.  I'm sorry for my ambiguity in my last posting.
The VST instruction probably generates each element of the result
in every cycle, but it was not what I asked for.  Thanks to all who
responded to my posting.

-Yasusi Kanada


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