| 0-1 | 2 | 3 4 | description |
| --- | --- |---------|-------------------------- |
-| 00 | 0 | sz dz | normal mode |
+| 00 | 0 | sz dz | normal mode |
| 00 | 1 | sz CRM | reduce mode (mapreduce), SUBVL=1 |
-| 00 | 1 | SVM CRM | reduce mode (mapreduce), SUBVL>1 |
-| 01 | inv | CR-bit | Rc=1: ffirst CR sel |
+| 00 | 1 | SVM CRM | subvector reduce mode, SUBVL>1 |
+| 01 | inv | CR-bit | Rc=1: ffirst CR sel |
| 01 | inv | sz dz | Rc=0: ffirst z/nonz |
| 10 | N | sz dz | sat mode: N=0/1 u/s |
| 11 | inv | CR-bit | Rc=1: pred-result CR sel |