1 TEXT memccpy(SB), $0 2MOVW R1, 0(FP) 3 MOVW n+12(FP), R1 4 BEQ R1, ret 5 MOVW s1+0(FP), R3 6 MOVW s2+4(FP), R2 7 MOVBU c+11(FP), R4 8 ADDU R1, R2, R5 9 10l1: MOVBU (R2), R6 11 ADDU $1, R2 12 MOVBU R6, (R3) 13 ADDU $1, R3 14 BEQ R4, R6, eq 15 BNE R2, R5, l1 16 MOVW $0, R1 17 RET 18 19eq: MOVW R3, R1 20ret: RET 21