Re: Any further work on superoptimizer?

megatest!djones@decwrl.dec.com (Dave Jones)
26 Feb 92 22:52:40 GMT

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[2 earlier articles]
Re: Any further work on superoptimizer? megatest!djones@decwrl.dec.com (1992-01-29)
Re: Any further work on superoptimizer? hrubin@pop.stat.purdue.edu (1992-02-02)
Re: Any further work on superoptimizer? rmf@chopin.cs.columbia.edu (1992-02-03)
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Newsgroups: comp.compilers
From: megatest!djones@decwrl.dec.com (Dave Jones)
Keywords: optimize
Organization: Megatest Corporation, San Jose, Ca
References: 92-02-043
Date: 26 Feb 92 22:52:40 GMT

In article <92-01-117@comp.compilers) Dave Jones writes:
) ... using no computer help, I coded up sequences that beat two of his
) "superoptimized" ones. I sent the code-fragments to the author, but never
) received a reply.


At the time, I definitely thought I had uncovered a bug.


If I remember correctly, I used only instructions that appeared in other
"superoptimized" code in the article.


As I said, I sent it to the author, but never received a reply. That was a
long time ago, but I seem to recall that I sent US mail, not email. I've
searched through my ancient email and can't find it.


Sorry I brought it up now.


--


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