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Re: Changing the default 32-bit x86 arch for Fedora 12



David Woodhouse wrote:
> I'm after a system-wide answer, not a microbenchmark for zlib or crypto
> code. It should take into account any overheads involved in
> saving/restoring registers on context switch that wouldn't otherwise
> have to be saved/restored.

Doesn't the kernel have to save/restore them anyway? Or how does it know
that a program doesn't contain any SSE assembly?

        Kevin Kofler


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