xref: /original-bsd/sys/tahoe/align/Aor2.c (revision b65ab6e5)
1*b65ab6e5Sbostic /*-
2*b65ab6e5Sbostic  * Copyright (c) 1986 The Regents of the University of California.
3*b65ab6e5Sbostic  * All rights reserved.
4*b65ab6e5Sbostic  *
5*b65ab6e5Sbostic  * This code is derived from software contributed to Berkeley by
6*b65ab6e5Sbostic  * Computer Consoles Inc.
7*b65ab6e5Sbostic  *
8*b65ab6e5Sbostic  * %sccs.include.redist.c%
9*b65ab6e5Sbostic  *
10*b65ab6e5Sbostic  *	@(#)Aor2.c	7.1 (Berkeley) 12/06/90
11*b65ab6e5Sbostic  */
12c230bc77Ssam 
13f5878f6dSbostic #include "align.h"
or2(infop)14c230bc77Ssam or2 (infop)	process_info *infop;
15c230bc77Ssam /*
16c230bc77Ssam /*	Or , 2 operands.
17c230bc77Ssam /*
18c230bc77Ssam /****************************************/
19c230bc77Ssam {
20c230bc77Ssam 	register	long	Register_12;	/* Has to be first reg ! */
21c230bc77Ssam 	register 	long	data0, data1, result;
22c230bc77Ssam 
23c230bc77Ssam 	data0 = operand(infop,0)->data;
24c230bc77Ssam 	data1 = operand(infop,1)->data;
25c230bc77Ssam 	Register_12=psl;
26c230bc77Ssam 	Set_psl(r12);	/* restore the user psl */
27c230bc77Ssam 	result = data0 | data1;		/* 32 bits of true result */
28c230bc77Ssam 	asm ("	movpsl	r12");
29c230bc77Ssam 	New_cc (Register_12);
30c230bc77Ssam 	write_back (infop,result, operand(infop,1) );
31c230bc77Ssam }
32