19 lines · 274 B · Assembly
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TEXT	_xinc(SB),$0	/* void _xinc(long *); */ 	MOVD	R3, R4xincloop:	LWAR	(R4), R3	ADD		$1, R3	STWCCC	R3, (R4)	BNE		xincloop	RETURN TEXT	_xdec(SB),$0	/* long _xdec(long *); */ 	MOVD	R3, R4xdecloop:	LWAR	(R4), R3	ADD		$-1, R3	STWCCC	R3, (R4)	BNE		xdecloop	RETURN