[unix-history] / usr / src / sys / tahoe / align / Aadd2.c

/*	Aadd2.c	1.2	90/12/04	*/

#include "align.h" 
add2(infop)	process_info *infop;
/*
/*	Add , 2 operands.
/*
/*****************************************/
{
	register	long	Register_12;	/* Has to be first reg ! */
	register 	long	data0, data1, result;

	data0 = operand(infop,0)->data; 
	data1 = operand(infop,1)->data; 
	Register_12=psl;
	Set_psl(r12);	/* restore the user psl */
	result = data0 + data1;		/* 32 bits of true result */
	asm ("	movpsl	r12");
	New_cc (Register_12);
	write_back (infop,result, operand(infop,1) );
}
Commit	Line	Data
6499767c	1	/* Aadd2.c 1.2 90/12/04 */
c2716bcf	2
6499767c	3	#include "align.h"
c2716bcf SL	4	add2(infop) process_info *infop;
	5	/*
	6	/* Add , 2 operands.
	7	/*
	8	/*****************************************/
	9	{
	10	register long Register_12; /* Has to be first reg ! */
	11	register long data0, data1, result;
	12
	13	data0 = operand(infop,0)->data;
	14	data1 = operand(infop,1)->data;
	15	Register_12=psl;
	16	Set_psl(r12); /* restore the user psl */
	17	result = data0 + data1; /* 32 bits of true result */
	18	asm (" movpsl r12");
	19	New_cc (Register_12);
	20	write_back (infop,result, operand(infop,1) );
	21	}