Author: Dave Gomboc
Date: 21:50:38 04/07/99
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On April 06, 1999 at 23:24:09, Peter McKenzie wrote: >On April 06, 1999 at 15:35:54, Larry Griffiths wrote: > >>On April 06, 1999 at 14:58:42, vitor wrote: >> >>>i think i get the idea of bitboards but i dont know any C or C++ yet, i only >>>know java. so is it possible to implement bitboards in java and if so, how would >>>i do move generation with it? >> >>Vitor, >> >>I believe you can do bitboards in java. JBuilder has a class for >>Big Integers with XOR, AND, and OR methods. I have not used them >>so I do not know if these methods would be efficient. >> >>Larry. > >A long in java is a 64 bit signed integer, an unsigned long is a 64 bit unsigned >integer. You can play with these using the normal C style bitwise operators. > >Peter Are there some Java compilers to native code that I don't know about? My understanding is that the performance of JIT compilers on cpu-intensive code is approximately 40x slower than C++. (Does that figure sound realistic?) Dave Gomboc
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