Turn sprite towards attack

0007270c: 10800008 beq r4,r0,0x00072730
00072710: 27bdfff0 addiu r29,r29,0xfff0
00072714: 84830072 lh r3,0x0072(r4)
00072718: 2402ffff addiu r2,r0,0xffff
0007271c: 14620004 bne r3,r2,0x00072730
00072720: 00000000 nop
00072724: 94820070 lhu r2,0x0070(r4)
00072728: 00000000 nop
0007272c: a4820072 sh r2,0x0072(r4)
00072730: 27bd0010 addiu r29,r29,0x0010
00072734: 03e00008 jr r31
00072738: 00000000 nop