Changes between Version 20 and Version 21 of SIMDPlan


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Timestamp:
Oct 14, 2011 3:11:10 PM (4 years ago)
Author:
pmonday
Comment:

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  • SIMDPlan

    v20 v21  
    6767fi 
    6868}}} 
     69 
     70Once the mk/config.h is modified with the above, the includes/ghcautoconf.h is modified during the first stage of the GHC build process.  Once includes/ghcautoconf.h is modified, the _USE_SSE constant is available in the Cmm definitions (next section). 
    6971 
    7072There are more detailed explanations of how to use cpuid to determine the supported SSE instruction set available on the web as well.  cpuid may be more appropriate but are also much more complex.  Details for using cpuid are available at [http://software.intel.com/en-us/articles/using-cpuid-to-detect-the-presence-of-sse-41-and-sse-42-instruction-sets/].