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SubjectRe: [CFT] faster athlon/duron memory copy implementation
Date
ABIT KT7A 896M PC133 

processor : 0
vendor_id : AuthenticAMD
cpu family : 6
model : 4
model name : AMD Athlon(tm) processor
stepping : 4
cpu MHz : 1333.416
cache size : 256 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 apic sep mtrr pge mca cmov pat pse36 mmx fxsr syscall mmxext 3dnowext 3dnow
bogomips : 2660.76


Athlon test program $Id: fast.c,v 1.6 2000/09/23 09:05:45 arjan Exp $

copy_page() tests
copy_page function 'warm up run' took 23577 cycles per page
copy_page function '2.4 non MMX' took 30797 cycles per page
copy_page function '2.4 MMX fallback' took 30748 cycles per page
copy_page function '2.4 MMX version' took 23793 cycles per page
copy_page function 'faster_copy' took 13461 cycles per page
copy_page function 'even_faster' took 12599 cycles per page
copy_page function 'no_prefetch' took 11218 cycles per page

Athlon test program $Id: fast.c,v 1.6 2000/09/23 09:05:45 arjan Exp $

copy_page() tests
copy_page function 'warm up run' took 23122 cycles per page
copy_page function '2.4 non MMX' took 30279 cycles per page
copy_page function '2.4 MMX fallback' took 30452 cycles per page
copy_page function '2.4 MMX version' took 23152 cycles per page
copy_page function 'faster_copy' took 13367 cycles per page
copy_page function 'even_faster' took 12482 cycles per page
copy_page function 'no_prefetch' took 11146 cycles per page

Athlon test program $Id: fast.c,v 1.6 2000/09/23 09:05:45 arjan Exp $

copy_page() tests
copy_page function 'warm up run' took 22860 cycles per page
copy_page function '2.4 non MMX' took 30052 cycles per page
copy_page function '2.4 MMX fallback' took 30070 cycles per page
copy_page function '2.4 MMX version' took 22815 cycles per page
copy_page function 'faster_copy' took 13245 cycles per page
copy_page function 'even_faster' took 12393 cycles per page
copy_page function 'no_prefetch' took 11200 cycles per page

Mike
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