Re: Noob question. Why is the for-pentium4 kernel built with -march=i686 ?

[Jan Engelhardt]

>AFAIK it's not possible to use SSE and MME in kernel mode, since these
>registers aren't preserved (it would be expensive).

Floating point is anyway a no-no in the kernel. 



Jan Engelhardt
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| Alphagate Systems, http://alphagate.hopto.org/
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