832x: MATH_EMUL

[Detlev Zundel]

Hi Kumar,

> On Aug 21, 2009, at 1:39 AM, Heiko Schocher wrote:
>
>> Hello,
>>
>> I actually porting a mpc8321 based port, and because there is no FPU
>> on this CPU, I activated MATH_EMUL, as all other mpc832x ports did.
>>
>> Is there something like a counter, which counts how many times this
>> Exception occurs?
>
> Geert published some patches that did something like this but there
> isn't upstream as far as I know at this point.

Were there any technical reasons or did it just slip into the cracks?
In my opinion such a counter would be *very* helpful to judge the
performance impact one suffers instead of living in ignorant bliss.

Cheers
  Detlev

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