> Using the Intel 9.1 compiler on an IA64 system the performance of
> AES and (to a lesser extent) other algorithms implemented in
> assembly language is less than that using gcc. I've included the
> speed output for several of the algorithms below.
> Is this a know issue and is there a workaround other than switching
> to gcc?

You should compare with the best optimization flags for each compiler. I
don't see any of the typical icc optimization flags used,
like -ip, -march=pentium4, -msse3, -xP, or whatever is appropriate for your


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