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Subject: Re: gcc 3.1 kicks intel at its own hardware!

Author: pavel

Date: 12:54:50 05/18/02

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On May 18, 2002 at 14:42:38, Vincent Diepeveen wrote:

>Hello,
>
>for DIEP gcc 3.1 is
>6-7% faster than intel c++ at a P3-800.
>
>To use branch optimization in gcc 3.1:
>
>compile with -pg -fprofile-arcs then run the program
>later recompile (rm *.o -f) with -fbranch-probabilities.
>
>NOT BAD FOR A FREE COMPILER!!
>
>At a K7 the difference is much bigger than this, the default
>compile is already faster around 6% or so.
>
>Exact results i only can get later though as i have not yet
>linux installed on my K7. So coming tournaments perhaps i
>run linux!


Are you planning to run DIEP under Arena?
Maybe we ask Martin to port Arena in Linux ;)

pavs



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