[LAD] vectorization

Fons Adriaensen fons at kokkinizita.net
Mon May 5 22:10:53 UTC 2008

On Mon, May 05, 2008 at 11:32:56PM +0200, Jens M Andreasen wrote:

> > clock:  4020 ms (_Complex)
> > clock:  1550 ms (cvec_t)
> > clock: 70000 ms (original float array[N][2])

How do you explain the 45:1 ratio for the latter two ?
Just doing 4 operations in parallel can't do this.
I would never trust these numbers without verifying
the numerical result.



Laboratorio di Acustica ed Elettroacustica
Parma, Italia

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