1    /* const-wide/16 vAA, #+BBBB */
2    FETCH_S x0, 1                       // x0<- ssssssssssssBBBB (sign-extended)
3    lsr     w3, wINST, #8               // w3<- AA
4    FETCH_ADVANCE_INST 2                // advance rPC, load rINST
5    GET_INST_OPCODE ip                  // extract opcode from rINST
6    SET_VREG_WIDE x0, w3
7    GOTO_OPCODE ip                      // jump to next instruction
8