By: rwessel (robertwessel.delete@this.yahoo.com), February 26, 2013 12:42 am
Room: Moderated Discussions
Matthew D (mattd.delete@this.example.com) on February 26, 2013 12:07 am wrote:
> Although everyone agrees what the carry bit should do after an add, there are two conventions
> for the value of the carry bit after a subtract (or compare). They're both in common use.
Which doesn't really change the point. The are CPUs that have a separate "carry" for shifts (usually called "link" then), and many processors with other minor variations (the two carries on 68K, for example).
> Although everyone agrees what the carry bit should do after an add, there are two conventions
> for the value of the carry bit after a subtract (or compare). They're both in common use.
Which doesn't really change the point. The are CPUs that have a separate "carry" for shifts (usually called "link" then), and many processors with other minor variations (the two carries on 68K, for example).
