ref: 402741bc017cfa9602e7d8ea8645696ace54f4cd
dir: /sys/src/libc/sparc/memchr.s/
TEXT memchr(SB), $0 MOVW R7, 0(FP) MOVW n+8(FP), R7 SUBCC R0,R7, R0 BE ret MOVW s1+0(FP), R8 MOVBU c+7(FP), R9 ADD R7,R8, R11 l1: MOVBU (R8), R10 SUBCC R9,R10, R0 ADD $1, R8 BE eq SUBCC R8,R11, R0 BNE l1 MOVW R0, R7 RETURN eq: SUB $1,R8, R7 ret: RETURN