TEXT	strchr(SB), $0 	MOVQ	RARG, DI	MOVB	c+8(FP), AX	CMPB	AX, $0	JEQ	l2	/**/ /* * char is not null */l1:	MOVB	(DI), BX	CMPB	BX, $0	JEQ	ret0	ADDQ	$1, DI	CMPB	AX, BX	JNE	l1 	MOVQ	DI, AX	SUBQ	$1, AX	RET /* * char is null */l2:	MOVQ	$-1, CX	CLD 	REPN;	SCASB 	MOVQ	DI, AX	SUBQ	$1, AX	RET ret0:	MOVQ	$0, AX	RET