Backport AVX256 load/store split patches to gcc 4.6 for performance boost on latest AMD/Intel hardware.

Lu, Hongjiu hongjiu.lu@intel.com
Mon Jun 20 23:38:00 GMT 2011


> 
> The patch that disables default setting of unaligned load splitting
> for bdver1 has been committed
> to trunk as revision 175230.
> 
> Here is the patch: http://gcc.gnu.org/ml/gcc-patches/2011-
> 06/msg01518.html.
> 
> H. J., is there anything else that is pending to fix at this moment
> regarding avx256 load/store splitting?
> 
> If no, can we backport the set of patches to 4.6 branch now?
> 

I have no problems with backporting now.

Thanks.

H.J.



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