That is bitwise operations and restricted bitwidth numbers.
If not, are there any plans to add such stuff?
Spreadsheet is excellent tool for creating and analyzing bit mask tables, like instruction set encodings/decodings and
parallel port (GPIO) interfaced instrument data.
Ok, lets start searching th Formulawizard:
BITAND
BITOR
BITXOR
BITLSHIFT
BITRSHIFTThanks.
It’s easy to search when you know what kind of words you are supposed to find. 
The manual don’t mention them - or at least I didn’t find them.
(BTW, how do you mark the question as answered?)
If you want to accept an answer as correct, you may click the chekmark at the left side. You cannot mark a comment as correct. @karolus might convert his comment into an answer, however. You also may edit your original question and add a [solved] in front of the subject.
Thanks, Lupp.