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List:       haiku-development
Subject:    [haiku-development] Re: Optimizing Painter::_DrawBitmapBilinearCopy32
From:       Adam K Kirchhoff <adamk () voicenet ! com>
Date:       2009-06-16 1:14:46
Message-ID: 4A36F206.8070401 () voicenet ! com
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Christian Packmann wrote:
> Adam K Kirchhoff - 2009-06-15 15:01 :
> > CPU vendor ID: GenuineIntel
> > CPU:                   Intel(R) Xeon(TM) CPU 3.20GHz
> > SIMD instructions: MMX SSE SSE-Integer SSE2 SSE3
> > 
> > --  Results  --
> > 
> > Minimum    Average    Maximum
> > # 1:    459336     504028     883224  - 'C, original'
> > # 2:    537852     541143     560832  - 'C, precise'
> > # 3:    494304     495826     506484  - 'C, precise DIV'
> > # 4:    349416     349748     352692  - 'MMX/SSE'
> > # 5:    325248     337629     381876  - 'MMX/SSE optim-test'
> > # 6:    334044     336484     355212  - 'SSE2'
> > Skipped 'SSSE3', insufficient SIMD support
> > 
> 
> Can you give a bit more information on this system? It's a Pentium-IV 
> based Xeon, but one of the later core revisions, I can't tell which. 
> The performance in comparison to the P4 result posted by Urias is 
> astonishing.

Does this tell you what you're looking for?

CPU: Intel(R) Xeon(TM) CPU 3.20GHz (3191.87-MHz 686-class CPU)
  Origin = "GenuineIntel"  Id = 0xf64  Stepping = 4
  
Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
  Features2=0xe43d<SSE3,DTES64,MON,DS_CPL,VMX,CNXT-ID,CX16,xTPR,PDCM>
  AMD Features=0x20100000<NX,LM>
  AMD Features2=0x1<LAHF>
  Cores per package: 2
  Logical CPUs per core: 2
real memory  = 2145427456 (2046 MB)
avail memory = 2089406464 (1992 MB)

The machine itself is a Dell Precision 490 workstation.

Adam


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