🚀 go-pugleaf

RetroBBS NetNews Server

Inspired by RockSolid Light RIP Retro Guy

Article View: comp.lang.misc
Article #2093

Re: Optimizing

#2093
From: Dan Bernstein
Date: Thu, 15 Nov 1990 22:16
26 lines
1751 bytes
In article <11896@life.ai.mit.edu> misha@just-right.ai.mit.edu (Mike Bolotski) writes:
> In article <5020:Nov1518:23:0790@kramden.acf.nyu.edu> brnstnd@kramden.acf.nyu.edu (Dan Bernstein) writes:
> >What I'd love to see is a way to turn on optimizer debugging output for
> >a section of code. The optimizer would print out everything that it
> >looks for while optimizing, what it finds, and what it's not sure about.
> >Then the programmer can make assertions to fill in the missing gaps.
> This is something that everyone in the group will hopefully agree on.

I'm sure someone will disagree just for the sake of arguing with me. :-(

> And by the way, Dan, are we ever going to see a public admission of
> error on the "optimal addition sequence" issue? 

You mean my statements about optimizing addition chains in a general
computation? In the ``array references cannot be made optimal'' thread I
gave something that might stand for a proof of my assertions. Jim admits
that I'm right too.

> Or do you claim
> to be more an authority on the issue than Aho, Sethi, or Ullman?

I claim that you're misapplying their statements about something
entirely different. In fact, I said so before in a followup to your
article.

---Dan
Technical Details
Message-ID: <8515:Nov1522:16:1490@kramden.acf.nyu.edu>
Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!julius.cs.uiuc.edu!wuarchive!udel!haven!adm!cmcl2!kramden.acf.nyu.edu!brnstnd
References: <GESSEL.90Nov14134457@carthage.cs.swarthmore.edu> <5020:Nov1518:23:0790@kramden.acf.nyu.edu> <11896@life.ai.mit.edu>

Show Full Headers
Complete Article Headers
Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!julius.cs.uiuc.edu!wuarchive!udel!haven!adm!cmcl2!kramden.acf.nyu.edu!brnstnd
From: brnstnd@kramden.acf.nyu.edu (Dan Bernstein)
Newsgroups: comp.lang.misc
Subject: Re: Optimizing
Message-ID: <8515:Nov1522:16:1490@kramden.acf.nyu.edu>
Date: 15 Nov 90 22:16:14 GMT
References: <GESSEL.90Nov14134457@carthage.cs.swarthmore.edu> <5020:Nov1518:23:0790@kramden.acf.nyu.edu> <11896@life.ai.mit.edu>
Organization: IR
Lines: 26