On Fri, Oct 25, 2002 at 04:43:28AM +1000, Simon Fowler wrote:
> On Thu, Oct 24, 2002 at 07:15:43PM +0200, Manfred Spraul wrote:
> > AMD recommends to perform memory copies with backward read operations 
> > instead of prefetch.
> > 
> > http://208.15.46.63/events/gdc2002.htm
> > 
> > Attached is a test app that compares several memory copy implementations.
> > Could you run it and report the results to me, together with cpu, 
> > chipset and memory type?
> > 
> > Please run 2 or 3 times.
> > 
> simon@caccini:~/hacking$ cat /proc/cpuinfo 
> processor       : 0
> vendor_id       : AuthenticAMD
> cpu family      : 6
> model           : 1
> model name      : AMD-K7(tm) Processor
> stepping        : 2
> cpu MHz         : 553.880
> cache size      : 512 KB
> fdiv_bug        : no
> hlt_bug         : no
> f00f_bug        : no
> coma_bug        : no
> fpu             : yes
> fpu_exception   : yes
> cpuid level     : 1
> wp              : yes
> flags           : fpu vme de pse tsc msr pae mce cx8 sep mtrr pge mca cmov pat mmx syscall mmxext 3dnowext 3dnow
> bogomips        : 1104.28
> 
00:00.0 Host bridge: Advanced Micro Devices [AMD] AMD-751 [Irongate] System Controller (rev 25)
00:01.0 PCI bridge: Advanced Micro Devices [AMD] AMD-751 [Irongate] AGP Bridge (rev 01)

Generic PC100 and PC133 DIMM - both 256MB.

Simon

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