0x4706d670: add r12,r12,r1
0x4706d674: add r11,r11,r1
0x4706d678: andi r2,r20,0x3
0x4706d67c: bi 0x4706d694
0x4706d680: lbu r1,(r12+0)
0x4706d684: addi r2,r2,-1
0x4706d688: addi r12,r12,1
0x4706d68c: sb (r11+0),r1
0x4706d690: addi r11,r11,1
=> 0x4706d694: bne r2,r0,0x4706d680