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Re: Ultimate++ for My Thesis [message #13624 is a reply to message #13622] Thu, 17 January 2008 21:05 Go to previous messageGo to previous message
mirek is currently offline  mirek
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Registered: November 2005
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niofis wrote on Thu, 17 January 2008 14:30


PD. I would like sharing some findings: MinGW outputs code that is almost 40% faster than the one compiled with MSC. Windows MinGW vs Linux GCC speed comparison shows that the linux version is around 11% faster than the windows one.


Interesting. Are you sure you have compiled in optimal mode?

Also, if you application is FP heavy, maybe mingw has activated SSE 2 FP by default, while MSC stays with x87. Would be interesting to investigate. So far, MSC always seems on par with Mingw to me in generated code quality and 2-3x faster compiling.

Mirek
 
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