TEXT memccpy(SB), $0#define BDNZ BC 16,0, MOVW R3, s1+0(FP) MOVW n+12(FP), R7 MOVW s2+4(FP), R4 MOVBZ c+11(FP), R5 CMP R7, $0 BEQ nf MOVW R7, CTR SUB $1, R3 SUB $1, R4l1: MOVBZU 1(R4), R6 CMP R6, R5 MOVBZU R6, 1(R3) BEQ eq BDNZ l1nf: MOVW $0, R3 RETURNeq: ADD $1, R3 RETURN
TEXT memccpy(SB), $0
#define BDNZ BC 16,0,
MOVW R3, s1+0(FP)
MOVW n+12(FP), R7
MOVW s2+4(FP), R4
MOVBZ c+11(FP), R5
CMP R7, $0
BEQ nf
MOVW R7, CTR
SUB $1, R3
SUB $1, R4
l1:
MOVBZU 1(R4), R6
CMP R6, R5
MOVBZU R6, 1(R3)
BEQ eq
BDNZ l1
nf:
MOVW $0, R3
RETURN
eq:
ADD $1, R3
RETURN