001a9848 - 001a9858

001a9848: 94820000 lhu r2,0x0000(r4)
001a984c: 00000000 nop
001a9850: 24420004 addiu r2,r2,0x0004
001a9854: 03e00008 jr r31
001a9858: a4820000 sh r2,0x0000(r4)