[Numpy-discussion] Objected-oriented SIMD API for Numpy

Ryan May rmay31 at gmail.com
Wed Oct 21 14:23:14 EDT 2009


On Wed, Oct 21, 2009 at 11:38 AM, Gregor Thalhammer
<gregor.thalhammer at gmail.com> wrote:
> I once wrote a module that replaces the built in transcendental
> functions of numpy by optimized versions from Intels vector math
> library. If someone is interested, I can publish it. In my experience it
> was of little use since real world problems are limited by memory
> bandwidth. Therefore extending numexpr with optimized transcendental
> functions was the better solution. Afterwards I discovered that I could
> have saved the effort of the first approach since gcc is able to use
> optimized functions from Intels vector math library or AMD's math core
> library, see the doc's of -mveclibabi. You just need to recompile numpy
> with proper compiler arguments.

Do you have a link to the documentation for -mveclibabi?  I can't find
this anywhere and I'm *very* interested.

Ryan

-- 
Ryan May
Graduate Research Assistant
School of Meteorology
University of Oklahoma



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