Surely only if the total time gained for all clients is greater than the
total time to separate, optimize, and maintain multiple versions of the
code.

Erle

http://GANNS.com
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> -----Original Message-----
> From: [EMAIL PROTECTED] 
> [mailto:[EMAIL PROTECTED] On Behalf Of John R Pierce
> Sent: Wednesday, March 23, 2005 10:35 AM
> To: The Great Internet Mersenne Prime Search list
> Subject: Re: [Prime] Unexpected and baffling problem
> 
> > George, perhaps it would be a Good Idea in v24 to check for 
> Athlon or 
> > P4 CPU; if the CPU is something else (tm), print a warning that 
> > performance may be impaired, point out where to download 
> v23.x and ask 
> > for confirmation to continue running.
> 
> I wonder if the time has come to chop the core logic up into 
> several CPU 
> specific DLLs, and load the appropriate one for the hosting 
> hardware ?   This 
> would prevent excessive memory footprints (although, 
> actually, Windows at least only loads 4K code pages which are 
> actually executed, so having it all statically linked into 
> one large .EXE isn't as much of a penalty as one might think, 
> especially if the major sections are forced to 4K boundries).
> 
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