News for hackers. Stuff that matters.

A comment on Parsing short hexadecimal strings efficiently. Parent comment

Re:Parsing short hexadecimal strings efficiently by hairtuq on Wednesday April 17, 2019 @06:22PM (#19686962)
I tried using https://github.com/falk-hueffner/sematrope. Best I can get is x - ((x >> 4) ^ 0x33), should be slightly faster. EDIT: unfortunately that works only for upper case letters.
[ Parent | on HN ]

There are no comments on this comment yet.