3 ms·
> I’m surprised they haven’t been revived. ARM has bit addressing with their bit-banding feature where individual bits are mapped onto byte addresses.
by kevin_thibedeau 4y ago
> I’m surprised they haven’t been revived.
ARM has bit addressing with their bit-banding feature where individual bits are mapped onto byte addresses.
- gumby 4y agoThat's handy, and I suppose much faster than mask & shift. But it's often handy to be able to stride through an array at, say, three bits at a time. When you have a very large dataset tricks like this can significantly reduce RAM and especially cache pressure.