[unix-history] / usr / src / sys / tahoealign / Acvtlw.c

/*	Acvtlw.c	1.1	86/07/20	*/

#include "../tahoealign/align.h"
cvtlw(infop) 
process_info *infop;
/*
/*	Convert longword to word
/*
/****************************************/
{
	register long result;

	result = operand(infop,0)->data;
	if (result < 0 )  negative_1 ; else negative_0;
	if (result == 0 )  zero_1 ; else zero_0;
	carry_1; 
	if (result > 0x7fff || result <= -0x8000) overflow_1;
	else overflow_0;
	write_back (infop, result, operand(infop,1) );
}
Commit	Line	Data
c8cccbb7 C	1	/* Acvtlw.c 1.1 86/07/20 */
	2
	3	#include "../tahoealign/align.h"
	4	cvtlw(infop)
	5	process_info *infop;
	6	/*
	7	/* Convert longword to word
	8	/*
	9	/****************************************/
	10	{
	11	register long result;
	12
	13	result = operand(infop,0)->data;
	14	if (result < 0 ) negative_1 ; else negative_0;
	15	if (result == 0 ) zero_1 ; else zero_0;
	16	carry_1;
	17	if (result > 0x7fff \|\| result <= -0x8000) overflow_1;
	18	else overflow_0;
	19	write_back (infop, result, operand(infop,1) );
	20	}