xref: /csrg-svn/sys/tahoe/align/Acmpd.c (revision 45699)
1*45699Sbostic /*	Acmpd.c	1.2	90/12/04	*/
229596Ssam 
3*45699Sbostic #include "align.h"
429596Ssam cmpd(infop)	process_info *infop;
529596Ssam /*
629596Ssam /*	Compare accumulator (double) with operand.
729596Ssam /*
829596Ssam /****************************************************/
929596Ssam {
1029596Ssam 	register float	*Register_12;	/* Has to be first reg ! */
1129596Ssam 	register float	*Register_11;
1229596Ssam 	register long	Register_10;
1329596Ssam 
1429596Ssam 	Register_12 = (float *) &acc_high;
1529596Ssam 	Register_11 = (float *) &operand(infop,0)->data;
1629596Ssam 	if ( reserved( *(long *)Register_11 ) )
1729596Ssam 			exception(infop, ILL_OPRND);
1829596Ssam 	asm ("	ldd	(r12)");
1929596Ssam 	Register_10=psl;
2029596Ssam 	Set_psl(r10);	/* restore the user psl */
2129596Ssam 	asm ("	cmpd	(r11)");
2229596Ssam 	asm ("	movpsl	r10");
2329596Ssam 	New_cc (Register_10);
2429596Ssam }
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