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Subject: Re: off topic : speed of compiled code

Author: Dave Gomboc

Date: 15:28:48 03/22/00

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On March 22, 2000 at 17:19:10, Christophe Theron wrote:

>On March 22, 2000 at 16:38:27, ERIQ wrote:
>
>>does anyone think inprise will produce a better compiler for linux
>>than gnu gcc. I for one would like to see faster excutables for things
>>like winboard engines, and more other games.
>
>
>The GCC compiler produces one of the fastest code on the planet.
>
>Maybe the programs you have tested have been compiled with an older version of
>GCC which was not able to optimize for Pentium class processors.
>
>But there is now a version of GCC that knows how to optimize for Pentium and
>later.
>
>I doubt there is a compiler that produces faster code. If there is, it will by a
>very small margin, probably less than 5%.
>
>
>
>    Christophe

I have to disagree with this.  MSVC 6 reguarly produced much faster executables
for Crafty than gcc-2.95.2, even though gcc-2.95.2 is told to use P6-specific
instructions while MSVC 6 doesn't.

Dave



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