Author: Anthony Cozzie
Date: 17:01:17 06/30/04
Go up one level in this thread
On June 30, 2004 at 13:06:24, Matthew Hull wrote: >On June 30, 2004 at 12:57:26, Vincent Diepeveen wrote: > >>Hello, >> >>For diep moving from 32 to 64 bits is not so interesting. But the 8==>16 >>registers is. >> >>All tested with same diep version : >> >>at windows 64 bits : >> >>net2003 32 bits : 135k nps >>amd SDK 64 bits : 130k nps >>gcc 3.4 32 bits : 130k nps (with pgo) >> >>at linux (gentoo) 64 bits : >>gcc 3.3.3 64 bits : 140k nps >> >>So it's trivial that moving from 8 to 16 registers increased it by 10k nps, >>despite also losing to larger instruction sizes. > > > >If you had gone with bitboards, you would have seen a 47% increase. I think we've had the bitboard debate enough times . . at least 40 since I've been around, and probably more before that :) anthony
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