3 ops
-* grevlog
+* grevlog[w]
* GF mul-add
* bitmask-reverse
| 0.5|6.10|11.15|16.20 |21..25 | 26....30 |31| name |
| -- | -- | --- | --- | ----- | -------- |--| ------ |
| NN | RT | RA |itype/| im0-4 | im5-7 00 |0 | xpermi |
-| NN | RT | RA | RB | im0-4 | im5-7 00 |1 | grevlog |
-| NN | | | | | ----- 01 |m3| crternlogi |
+| NN | | | | | 00 |1 | rsvd |
+| NN | RT | RA | RB | im0-4 | im5-7 01 |0 | grevlog |
+| NN | RT | RA | RB | im0-4 | im5-7 01 |1 | grevlogw |
| NN | RT | RA | RB | RC | mode 010 |Rc| bitmask\* |
| NN | RT | RA | RB | RC | 00 011 |nh| binlut |
| NN | | | | | 01 011 |0 | svshape |