Post-Increment-Shifted on the other hand could reasonably be proposed
in EXT2xx.
+**LD/ST-Shifted**
+
+| 0-5 | 6-10 | 11-15 | 16-20 | 21-22 | 23-31 | Instruction |
+|-------|------|-------|-------|-------|-------|----------------------|
+| PO | RT | RA | RB | sm | XO | lbzsx RT,RA,RB,sm |
+| PO | RT | RA | RB | sm | XO | lbzusx RT,RA,RB,sm |
+| PO | RT | RA | RB | sm | XO | lhzsx RT,RA,RB,sm |
+| PO | RT | RA | RB | sm | XO | lhzusx RT,RA,RB,sm |
+| PO | RT | RA | RB | sm | XO | lhasx RT,RA,RB,sm |
+| PO | RT | RA | RB | sm | XO | lhausx RT,RA,RB,sm |
+| PO | RT | RA | RB | sm | XO | lwzsx RT,RA,RB,sm |
+| PO | RT | RA | RB | sm | XO | lwzusx RT,RA,RB,sm |
+| PO | RT | RA | RB | sm | XO | lwasx RT,RA,RB,sm |
+| PO | RT | RA | RB | sm | XO | lwausx RT,RA,RB,sm |
+| PO | RT | RA | RB | sm | XO | ldsx RT,RA,RB,sm |
+| PO | RT | RA | RB | sm | XO | ldusx RT,RA,RB,sm |
+| PO | RT | RA | RB | sm | XO | lhbrsx RT,RA,RB,sm |
+| PO | RT | RA | RB | sm | XO | lwbrsx RT,RA,RB,sm |
+| PO | RT | RA | RB | sm | XO | ldbrsx RT,RA,RB,sm |
+| PO | RS | RA | RB | sm | XO | stbsx RS,RA,RB,sm |
+| PO | RS | RA | RB | sm | XO | stbusx RS,RA,RB,sm |
+| PO | RS | RA | RB | sm | XO | sthsx RS,RA,RB,sm |
+| PO | RS | RA | RB | sm | XO | sthusx RS,RA,RB,sm |
+| PO | RS | RA | RB | sm | XO | stwsx RS,RA,RB,sm |
+| PO | RS | RA | RB | sm | XO | stwusx RS,RA,RB,sm |
+| PO | RS | RA | RB | sm | XO | stdsx RS,RA,RB,sm |
+| PO | RS | RA | RB | sm | XO | stdusx RS,RA,RB,sm |
+| PO | RS | RA | RB | sm | XO | sthbrsx RS,RA,RB,sm |
+| PO | RS | RA | RB | sm | XO | stwbrsx RS,RA,RB,sm |
+| PO | RS | RA | RB | sm | XO | stdbrsx RS,RA,RB,sm |
+| PO | FRT | RA | RB | sm | XO | lfsxs FRT,RA,RB,sm |
+| PO | FRT | RA | RB | sm | XO | lfsuxs FRT,RA,RB,sm |
+| PO | FRT | RA | RB | sm | XO | lfdxs FRT,RA,RB,sm |
+| PO | FRT | RA | RB | sm | XO | lfduxs FRT,RA,RB,sm |
+| PO | FRT | RA | RB | sm | XO | lfiwaxs FRT,RA,RB,sm |
+| PO | FRT | RA | RB | sm | XO | lfiwzxs FRT,RA,RB,sm |
+| PO | FRS | RA | RB | sm | XO | stfsxs FRS,RA,RB,sm |
+| PO | FRS | RA | RB | sm | XO | stfsuxs FRS,RA,RB,sm |
+| PO | FRS | RA | RB | sm | XO | stfdxs FRS,RA,RB,sm |
+| PO | FRS | RA | RB | sm | XO | stfduxs FRS,RA,RB,sm |
+| PO | FRS | RA | RB | sm | XO | stfiwxs FRS,RA,RB,sm |
+
+**LD/ST-Shifted-Update**
+
| 0-5 | 6-10 | 11-15 | 16-20 | 21-22 | 23-31 | Instruction |
|-------|------|-------|-------|-------|-------|----------------------|
| PO | RT | RA | RB | sm | XO | lbzsx RT,RA,RB,sm |
| PO | FRS | RA | RB | sm | XO | stfdxs FRS,RA,RB,sm |
| PO | FRS | RA | RB | sm | XO | stfduxs FRS,RA,RB,sm |
| PO | FRS | RA | RB | sm | XO | stfiwxs FRS,RA,RB,sm |
+
+**Post-Increment-Update LD/ST-Shifted**
+
+| 0-5 | 6-10 | 11-15 | 16-20 | 21-22 | 23-31 | Instruction |
+|-------|------|-------|-------|-------|-------|----------------------|
| PO | RT | RA | RB | sm | XO | lbzuspx RT,RA,RB,sm |
| PO | RT | RA | RB | sm | XO | lhzuspx RT,RA,RB,sm |
| PO | RT | RA | RB | sm | XO | lhauspx RT,RA,RB,sm |