Re: kickass optimizing compilers?

Jeff Kenton <Jeffrey.Kenton@comcast.net>
16 Jan 2004 22:27:32 -0500

          From comp.compilers

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Re: kickass optimizing compilers? vanevery@indiegamedesign.com (Brandon J. Van Every) (2004-01-16)
Re: kickass optimizing compilers? colohan+@cs.cmu.edu (Christopher Brian Colohan) (2004-01-16)
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From: Jeff Kenton <Jeffrey.Kenton@comcast.net>
Newsgroups: comp.compilers
Date: 16 Jan 2004 22:27:32 -0500
Organization: Comcast Online
References: 04-01-044
Keywords: optimize
Posted-Date: 16 Jan 2004 22:27:32 EST

Brandon J. Van Every wrote:
> Much has been said over the years that oh, compilers will generate
> code better than humans can, but as an ASM jock for 11 years I've
> never seen it.
....
> [This has come up before. It is indeed usually possible for hand
> written code to beat compilers on small routines, but compilers have
> the advantage that when you give them 100,000 lines of code to
> translate, their eyes don't glaze over. -John]


True enough. Furthermore, even if it weren't true, and ASM jocks
(like the readers of this newsgroup ;-) could out-code the compilers,
99% of that code is irrelevant to the overall speed of most any
program. Save your efforts for the 1% that matters, and let the
compilers do the rest.


--
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= http://home.comcast.net/~jeffrey.kenton =


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