4 ms·
ROT (and shifts) is N log N. Look at shuffle networks. If you have shift operations in the core, their is no reason you cannot have a ROTATE operation. It doesn
by sifar 7y ago
ROT (and shifts) is N log N. Look at shuffle networks.
If you have shift operations in the core, their is no reason you cannot have a ROTATE operation. It doesn't add much additional HW.
- Taniwha 7y agoit adds to gate delays (especially when N is 128 - a 128 fan in is pretty expensive in space and time)