[sldev] RFC: Vectorisation control patch

[Paul TBBle Hampson]

On Mon, Aug 13, 2007 at 09:21:08AM -0700, Dzonatas wrote:
> Paul TBBle Hampson wrote:
> >In fact, as mentioned I'm getting 10% less speed out of the
> >auto-vectorised _vec.cpp than out of the non-vectorised version. I dunno
> >if that's the autovectorisation code actually doing a better job of
> >vectorising the regular code, or what...


> We have discovered the results are too random.

It wasn't random at all. It was very consistent, over several runs.

It doesn't worry me too much, since the rattle-down picks the faster one
in the end anyway, and either way I'm not gaining enough to be quite
playable yet (unless there's no one else in view...)

-- 
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Paul "TBBle" Hampson, B.Sc, LPI, MCSE
Very-later-year Asian Studies student, ANU
The Boss, Bubblesworth Pty Ltd (ABN: 51 095 284 361)
Paul.Hampson at Pobox.com

Of course Pacman didn't influence us as kids. If it did,
we'd be running around in darkened rooms, popping pills and
listening to repetitive music.
 -- Kristian Wilson, Nintendo, Inc, 1989

License: http://creativecommons.org/licenses/by/2.1/au/
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