Messages in this thread |  | | From | Shawn Starr <> | | Subject | Re: [CFT] faster athlon/duron memory copy implementation - 2.4.20-pre7 Test | | Date | Sat, 26 Oct 2002 00:26:26 -0400 |
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A 2.5.44 test is coming in a moment :-)
processor : 0 vendor_id : AuthenticAMD cpu family : 6 model : 6 model name : AMD Athlon(TM) MP 2000+ stepping : 2 cpu MHz : 1680.422 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 sse syscall mmxext 3dnowext 3dnow bogomips : 3355.44
RAM is PC2100 Registered DDR 512MB Motherboard/Chipset: A7M266-D AMD 760MPX
lspci info chipset (It's an MPX but also is MP).
00:00.0 Host bridge: Advanced Micro Devices [AMD] AMD-760 MP [IGD4-2P] System Controller (rev 11) 00:07.0 ISA bridge: Advanced Micro Devices [AMD] AMD-768 [Opus] ISA (rev 04) 00:07.3 Bridge: Advanced Micro Devices [AMD] AMD-768 [Opus] ACPI (rev 03) 00:10.0 PCI bridge: Advanced Micro Devices [AMD] AMD-768 [Opus] PCI (rev 04)
(more detail) PCI devices found: Bus 0, device 0, function 0: Host bridge: Advanced Micro Devices [AMD] AMD-760 MP [IGD4-2P] System Controller (rev 17). Master Capable. Latency=32. Prefetchable 32 bit memory at 0xf0000000 [0xf7ffffff]. Prefetchable 32 bit memory at 0xef800000 [0xef800fff]. I/O at 0xe800 [0xe803]. Bus 0, device 1, function 0: PCI bridge: Advanced Micro Devices [AMD] AMD-760 MP [IGD4-2P] AGP Bridge (rev 0). Master Capable. No bursts. Min Gnt=8.
Kernel Preformed on : 2.4.20-pre7
gcc (GCC) 3.2.1 20021011 (prerelease) Copyright (C) 2002 Free Software Foundation, Inc.
gcc athlon.c -O3 -march=athlon-mp -mcpu=athlon-mp -falign-functions -fomit-frame-pointer -mpreferred-stack-boundary=2 -falign-functions=4 -fschedule-insns2 -fexpensive-optimizations -o athlon
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 20526 cycles per page copy_page function '2.4 non MMX' took 23249 cycles per page copy_page function '2.4 MMX fallback' took 23114 cycles per page copy_page function '2.4 MMX version' took 20693 cycles per page copy_page function 'faster_copy' took 11679 cycles per page copy_page function 'even_faster' took 12126 cycles per page copy_page function 'no_prefetch' took 9323 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 20255 cycles per page copy_page function '2.4 non MMX' took 23129 cycles per page copy_page function '2.4 MMX fallback' took 23026 cycles per page copy_page function '2.4 MMX version' took 20394 cycles per page copy_page function 'faster_copy' took 11923 cycles per page copy_page function 'even_faster' took 11974 cycles per page copy_page function 'no_prefetch' took 9521 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 20459 cycles per page copy_page function '2.4 non MMX' took 23211 cycles per page copy_page function '2.4 MMX fallback' took 23347 cycles per page copy_page function '2.4 MMX version' took 20305 cycles per page copy_page function 'faster_copy' took 11944 cycles per page copy_page function 'even_faster' took 12016 cycles per page copy_page function 'no_prefetch' took 9313 cycles per page
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