Re: [LAD] vectorization

From: Jussi Laako <jussi@email-addr-hidden>
Date: Sat Apr 19 2008 - 00:44:20 EEST

Jens M Andreasen wrote:
> engine.o.586 # plain C, runs everywhere but probably pretty terrible
> engine.o.sse # vectorized but has some kludges
> engine.o.sse2 # vectorized and no kludges, works for AMD, recomended!
>
> The pre-install script then looks in /proc/cpuinfo and decides which
> engine to rename to engine.o, links the objects in a jiffy, strips the
> binary and continues installation.

I believe the implementation jack has, to dynamically select suitable
versions of some functions at runtime is nicer... ;)

        - Jussi
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Received on Sat Apr 19 04:15:02 2008

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