Author: Dezhi Zhao
Date: 08:07:38 09/08/03
Go up one level in this thread
<snip> > >Btw. MOVQ is even a SSE2 instruction with XMM-regsiters. If target is >XMM-register, the upper 64-bit are zero extented. On opterons SSE2, MOVQ is >"double direct path", so i guess using SSE2-MOVQ is a bit slower, than MMX-MOVQ >- maybe in this 22sec range. > >Regards, >Gerd Yes. Test runs confirms your projection. SSE2 movq is not better than movdpa. It is still in the range of 22s. Zhao
This page took 0.01 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.