ref: b4c916efce5e1476d9ac7079ca8ffec54fdcbce2
dir: /sys/src/libc/sparc/memccpy.s/
TEXT memccpy(SB), $0 MOVW R7, 0(FP) MOVW n+12(FP), R7 SUBCC R0,R7, R0 BE ret MOVW s1+0(FP), R9 MOVW s2+4(FP), R8 MOVBU c+11(FP), R10 ADD R7,R8, R11 l1: MOVBU (R8), R12 ADD $1, R8 MOVBU R12, (R9) ADD $1, R9 SUBCC R10,R12, R0 BE eq SUBCC R8,R11, R0 BNE l1 MOVW R0, R7 RETURN eq: MOVW R9, R7 ret: RETURN