xref: /original-bsd/sys/tahoe/align/Acvld.c (revision 9b5efc43)
1 /*-
2  * Copyright (c) 1986 The Regents of the University of California.
3  * All rights reserved.
4  *
5  * This code is derived from software contributed to Berkeley by
6  * Computer Consoles Inc.
7  *
8  * %sccs.include.redist.c%
9  *
10  *	@(#)Acvld.c	7.1 (Berkeley) 12/06/90
11  */
12 
13 #include "align.h"
14 cvld(infop)	process_info *infop;
15 /*
16 /*	Convert integer to double (into accumulator).
17 /*
18 /******************************************************/
19 {
20 	register	long	Register_12;	/* Has to be first reg ! */
21 	register	double	*Register_11;
22 	register	long	Register_10;
23 
24 	Register_11 = (double *) &acc_high;
25 	Register_10 = operand(infop,0)->data;
26 	Register_12=psl;
27 	Set_psl(r12);	/* restore the user psl */
28 	asm ("	cvld	r10");		/* Don't change the order !! */
29 	asm ("	movpsl	r12");
30 	asm ("	std	(r11)");
31 	New_cc (Register_12);
32 }
33