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Subject: Re: Gerbil 64-bit Speedup

Author: Fabien Letouzey

Date: 01:40:06 03/30/04

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On March 30, 2004 at 04:25:25, Peter Fendrich wrote:

>On March 30, 2004 at 01:35:13, Slater Wold wrote:
>
>>64-bit Gerbil compiled with -O2 -Og -Ot -Oy -Oi -Ob2 -GL:
>>
>>1,098,625 N/sec on opening position for 30s.
>>
>>32-bit Gerbil compiled with -O2 -Og -Ot -Oy -Oi -Ob2 -GL:
>>
>>1,094,747 N/sec on opening position for 30s.
>>
>>
>>32-bit Gerbil that comes with source:
>>
>>1,115,953 N/sec on opening position for 30s.
>
>
>What is 64-bit Gerbil - a re-write to 64-bit code or the same Gerbil on a 64-bit
>cpu?
>/Peter

I think what Slater is doing is to compile source code with the same compiler in
32-bit and 64-bit modes and compare the speed.  I don't think he modifies the
source code in any way, so it is not a re-write.

The tests are probably all made on the same 64-bit hardware.

Fabien.




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