Author: Jay Urbanski
Date: 15:44:44 07/02/03
Go up one level in this thread
On July 01, 2003 at 04:30:50, Roberto Nerici wrote: >On July 01, 2003 at 02:01:13, Russell Reagan wrote: > >>On July 01, 2003 at 01:48:25, Luis Smith wrote: >> >>>I believe Robert Hyatt said Crafty was 64 bit from the first day he ported it >>>over to C from Cray, but I could be wrong... >> >>I think he means that he wants a version of Crafty that is compiled specifically >>for the Opteron's 64-bit capabilities, rather than running a 32-bit version on >>the 64-bit hardware. > >Yes, I agree, and that is the important distinction. There have recently been a >number of posts (not surprisingly) regarding Opterons/Athlon 64s and Crafty and >SPECmarks etc, but sometimes 32bit figures are being quoted and sometimes 64bit >ones. > >Right now most of us can't do much with a 64 bit version, but I think those are >the interesting figures. I want to know what difference the 64 bit code makes, >and then I can spend the next x years looking forward to seeing the difference >myself... > >Roberto/. I'll run SPECINT for Opteron compiled with PGI's 64-bit compiler and post the results in a few days.
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