Sustain

000161e0: 94c20004 lhu r2,0x0004(r6)
000161e4: 90830000 lbu r3,0x0000(r4)
000161e8: 34420040 ori r2,r2,0x0040
000161ec: a4c20004 sh r2,0x0004(r6)
000161f0: 24820001 addiu r2,r4,0x0001
000161f4: 03e00008 jr r31
000161f8: a4c30068 sh r3,0x0068(r6)