| /* const/16 vAA, #+BBBB */ | |
| srl a2, rINST, 8 # a2 <- AA | |
| lh a0, 2(rPC) # a0 <- sign-extended BBBB | |
| FETCH_ADVANCE_INST 2 # advance rPC, load rINST | |
| GET_INST_OPCODE v0 # extract opcode from rINST | |
| SET_VREG a0, a2 # vAA <- +BBBB | |
| GOTO_OPCODE v0 # jump to next instruction |