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 4a8:   e35c0801        cmp     ip, #65536      ; 0x10000
 4ac:   21a0c82c        lsrcs   ip, ip, #16
 4b0:   320c2cff        andcc   r2, ip, #65280  ; 0xff00
 4b4:   220c2cff        andcs   r2, ip, #65280  ; 0xff00