[PD] array copy speed test

geiger geiger at xdv.org
Tue Aug 1 11:28:08 CEST 2006


On Mon, 31 Jul 2006, Hans-Christoph Steiner wrote:
> > well, as pd is a purely interpreted language, i doubt that you can
> > improve it without writing a compiler for pd patches ... and even
> > then ... if you'll have overhead for stack management and message
> > handling ...
> > a pure c or even simd implementation will always be way faster ...
>
> Anyone feel like SIMDifiying [arraycopy] (hint hint ;).  I suppose
> vasp is a SIMD version of [arraycopy].

SIMD doesn't help in copying data. And in any case, introducing
platform dependend code is only advisable in cases where it really
matters.

Is there a special reason you want an ultrafast arraycopy ?

Günter




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