xref: /csrg-svn/sys/tahoe/align/Ashll.c (revision 29633)
1 /*	Ashll.c	1.1	86/07/20	*/
2 
3 
4 #include "../tahoealign/align.h"
5 
6 shll(infop)	process_info *infop;
7 /*
8 /*	Shift logical left (longword).
9 /*	Checks for overflow.
10 /*
11 /*******************************/
12 {
13 	register	long	Register_12;	/* Has to be first reg ! */
14 	register	long	Register_11;
15 	register	long	Register_10;
16 
17 	Register_12 = operand(infop,0)->data;
18 	Register_11 = operand(infop,1)->data;
19 	Register_10 = psl;
20 	Set_psl(r10);	/*save the orig CC bits of the psl */
21 	asm("	shll	r12,r11,r10");
22 	asm("	movpsl	r12");
23 	New_cc (Register_12);
24 	write_back (infop, Register_10, operand(infop,2));
25 }
26