Author: Gian-Carlo Pascutto
Date: 13:01:22 10/14/02
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On October 14, 2002 at 12:46:55, Gerd Isenberg wrote: >Hi all, > >as proposed some weeks ago, first conclusions of using Kogge-Stone and dumb7fill >slideattack-generation with mmx-registers in IsiChess, which uses legal move >generation with a kind of an infinite machine. > >IsiChessMMX is slightly but considerable faster on Athlon XP (but sucks on P4). Two questions Gerd: 1) What was the slowdown after throwing out the rotated bitboards? 2) What is the gain after all changes? Looks fascinating, but I'll probably hold off until I get a 64 bit chip. -- GCP
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