[LAD] vectorization

Jussi Laako jussi at sonarnerd.net
Tue May 6 23:02:56 UTC 2008


Jussi Laako wrote:
> N=1024, n=1000000, gcc:
>  > clock: 16500 ms (_Complex)
>  > clock: 26760 ms (cvec_t)
>  > clock: 15820 ms (original float array[N][2])
>  > clock: 13700 ms (asm on float array)

And the above case without vectorization (except the asm version):
 > clock: 19730 ms (_Complex)
 > clock: 66840 ms (cvec_t)
 > clock: 18260 ms (original float array[N][2])
 > clock: 13680 ms (asm on float array)

I would say there's a "slight" variation for the cvec_t case...


	- Jussi



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