On Sat, 2005-06-11 at 13:51 -0700, Daniel Walker wrote:
> On Sat, 11 Jun 2005, Ingo Molnar wrote:
> Interesting .. So "cli" takes 7 cycles , "sti" takes 7 cycles. The current
> method does "lea" which takes 1 cycle, and "or" which takes 1 cycle. I'm
> not sure if there is any function call overhead .. So the soft replacment
> of cli/sti is 70% faster on a per instruction level .. So it's at least
> not any slower .. Does everyone agree on that?
No, because x86 is not the whole universe
tglx
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