[Cryptech Tech] Pascal indexing?

[Joachim Strömbergson]

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Aloha!

Rob Austein wrote:
> At Tue, 05 May 2015 08:53:02 +0200, Joachim Strömbergson wrote:
>> To me it makes more sence to have someting called _BIT be the
>> index number of the bit. But hey, I'm the HW guy and also know the
>> context. If the team thinks it would be easier to grokk for users
>> (esp SW developers) to have _BIT mean the bitmask then I'm all for
>> it.
> 
> Software generally wants it in mask form.  One can do this by
> defining the constants as masks or by defining the constants as bit
> numbers and using "<<".  Which makes sense depends on whether
> anything actually needs the bit numbers: "<<" is easy, log2() is
> harder, but if nothing needs the bit numbers, just using the mask is
> that much simpler.

Ok. Pascal it is. ;-)

- -- 
Med vänlig hälsning, Yours

Joachim Strömbergson - Alltid i harmonisk svängning.
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 Joachim Strömbergson          Secworks AB          joachim at secworks.se
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