[geos-devel] Optimization

[Stephen Woodbridge]

On 5/2/2017 1:53 PM, Amanda Osvaldo wrote:
> Hi everybody.
> 
> I'm reading the Geos source code and have no found any low-level 
> optimization, like the use AVX2 instruction set for Intel processors.
> 
> It's an important question because without these and others optimization 
> I have no significant difference between a Intel Core and Intel Xeon 
> processors.
> 
> Can someone tell me if the lack of optimization is intentional or just a 
> lack of programmers?
> 
> -- Amanda Osvaldo

Amanda,

I would think that this is the responsibility of the compiler, not the 
application. I believe you can get an Intel compiler that is designed to 
optimize for these various HW differences.

https://software.intel.com/en-us/blogs/2013/01/03/free-intel-c-compilers-for-students-and-related-parallel-programming-tools

-Steve W

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