TEXT	longjmp(SB), $0	MOVL	r+8(FP), AX	CMPL	AX, $0	JNE	ok		/* ansi: "longjmp(0) => longjmp(1)" */	MOVL	$1, AX		/* bless their pointed heads */ok:	MOVQ	0(RARG), SP	/* restore sp */	MOVQ	8(RARG), BX	/* put return pc on the stack */	MOVQ	BX, 0(SP)	RET TEXT	setjmp(SB), $0	MOVQ	SP, 0(RARG)	/* store sp */	MOVQ	0(SP), BX	/* store return pc */	MOVQ	BX, 8(RARG)	MOVL	$0, AX		/* return 0 */	RET