| /* const vAA, #+BBBBbbbb */ | |
| mov r3, rINST, lsr #8 @ r3<- AA | |
| FETCH r0, 1 @ r0<- bbbb (low | |
| FETCH r1, 2 @ r1<- BBBB (high | |
| FETCH_ADVANCE_INST 3 @ advance rPC, load rINST | |
| orr r0, r0, r1, lsl #16 @ r0<- BBBBbbbb | |
| GET_INST_OPCODE ip @ extract opcode from rINST | |
| SET_VREG r0, r3 @ vAA<- r0 | |
| GOTO_OPCODE ip @ jump to next instruction |