xref: /csrg-svn/sys/tahoe/align/Acmpf.c (revision 29597)
1*29597Ssam /*	Acmpf.c	1.1	86/07/20	*/
2*29597Ssam 
3*29597Ssam #include "../tahoealign/align.h"
4*29597Ssam cmpf(infop)	process_info *infop;
5*29597Ssam /*
6*29597Ssam /*	Compare accumulator (float) with operand.
7*29597Ssam /*
8*29597Ssam /*************************************************/
9*29597Ssam {
10*29597Ssam 	register float	*Register_12;	/* Has to be first reg ! */
11*29597Ssam 	register float	*Register_11;
12*29597Ssam 	register long	Register_10;
13*29597Ssam 
14*29597Ssam 	Register_12 = (float *) &acc_high;
15*29597Ssam 	Register_11 = (float *) &operand(infop,0)->data;
16*29597Ssam 	if ( reserved( *(long *)Register_11 ) )
17*29597Ssam 			exception(infop, ILL_OPRND);
18*29597Ssam 	asm ("	ldf	(r12)");
19*29597Ssam 	Register_10=psl;
20*29597Ssam 	Set_psl(r10);	/* restore the user psl */
21*29597Ssam 	asm ("	cmpf	(r11)");
22*29597Ssam 	asm ("	movpsl	r10");
23*29597Ssam 	New_cc (Register_10);
24*29597Ssam }
25