Author: Fabien Letouzey
Date: 06:53:48 03/23/04
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On March 23, 2004 at 09:48:06, Slater Wold wrote: >On March 23, 2004 at 07:42:11, Fabien Letouzey wrote: > >>On March 23, 2004 at 07:31:53, Slater Wold wrote: >> >>>On March 23, 2004 at 04:29:08, Fabien Letouzey wrote: >>> >>>>On March 22, 2004 at 14:04:01, Slater Wold wrote: >>>> >>>>>If you, or someone you know, has an open source C/C++ engine, please let me know >>>>>where I can get it, or send it to slaterwold@earthlink.net. >>>> >>>>Fruit is available from WBEC. >>>>The source code is in the zip file. >>>> >>>>Not bitboard-based though, don't expect a large speedup going 64 bits. >>>> >>>>Fabien. >>> >>>What compiler did you use to compile the fruit.exe that comes in the WBEC zip? >> >>Dann used MSVC. >>It should compile with Intel C++ as well. >>Any problem, just let me know. >> >>Dann said the MSVC exe was faster, but Aaron said the opposit ... >>Fruit 1.0 is not optimised in any way so I did not investigate. >> >>Fabien. > >It compiled with _zero_ problems. Which is rare, and a very pleasent surprise. >:) > >However, there is no speedup with 64-bit. > >I will investigate later. I don't see why this would be a surprising result; only hash keys benefit from 64-bit ints. Or do your compilers make use of the extra registers? Fabien.
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