These are signed and unsigned, min or max. SVP64 Prefixing defines Saturation
semantics therefore Saturated variants of these instructions need not be proposed.
+## Integer MinMax Mode
+
+* bit 0: set if word variant else dword
+* bit 1: set if signed else unsigned
+* bit 2: set if max else min
+
+| `IMM` | Assembly Alias |
+|-------|--------------------|
+| 000 | minu RT,RA,RB |
+| 001 | maxu RT,RA,RB |
+| 010 | mins RT,RA,RB |
+| 011 | maxs RT,RA,RB |
+| 100 | minuw RT,RA,RB |
+| 101 | maxuw RT,RA,RB |
+| 110 | minsw RT,RA,RB |
+| 111 | maxsw RT,RA,RB |
+
## Minimum Unsigned
X-Form