[TUHS] Encoding an ISA: Random Logic vs. Control Stores

Humm hummsmith42 at gmail.com
Wed Dec 1 07:45:50 AEST 2021


Quoth Jon Steinhart:
>arnold at skeeve.com writes:
>> Can someone please explain why it's called "random" logic? Discrete
>> logic I understand (more or less), but I've not heard the term "random"
>> used in this context before now.
>
>Well, as a recovered random logic designer, I think that the name comes
>from there being no particular structure to the logic.  Many parts of
>logic design are very regular, think memory.  But that regularity doesn't
>exist when, for example, decoding irregular instructions.

Now that’s a “random” definition.

-- 
Humm


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