usr/src/sys/tahoe/align/Amovzwl.c

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

#include "align.h"
movzwl(infop)   process_info *infop;
/*
/*      Move word to longword, zero-extended
/*
/****************************************/
{
        register long result;
        register struct oprnd *oppnt;

        oppnt = operand(infop,0);
        result = oppnt->data;
        negative_0;
        if (result == 0 )  zero_1 ; else zero_0;
        overflow_0;  carry_1;
        if ((oppnt->mode & 0xff) == Dir)
                write_back (infop, result , operand(infop,1) );
        else write_back (infop, result & 0xffff, operand(infop,1) );
}