On Fri, 15 Mar 2002, Rick Kelly wrote:

: >Oh, I'm sure there's boost, but I'd be curious to see an analysis.  The
: >speed difference between mul/div on v7 and v8 is *huge*.

: According to the GNU docs, there is also some instruction reordering as
: well as inclusion of the instructions above when using -mcpu=v8.

I didn't deny that.  However, the focus of this thread has been improving
the speed of the crypto routines used by ssh, which rely very heavily on
multiply and divide.  That's the majority of the speedup here.

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