At first I thought it would be using the BCD instructions in some way, as shown ... | Hacker News

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		userbinator 7 months ago \| parent \| context \| favorite \| on: A leap year check in three instructions At first I thought it would be using the BCD instructions in some way, as shown near the bottom of this article: https://news.ycombinator.com/item?id=8477254

kragen 7 months ago [–]

Yeah, I was thinking AAM, but that wouldn't get you to 3.

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