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Annotation of 43BSDReno/sys/tahoealign/Alnd.c, revision 1.1.1.1

1.1       root        1: /*     Alnd.c  1.1     86/07/20        */
                      2: 
                      3: #include "../tahoealign/align.h"
                      4: lnd(infop)     process_info *infop;
                      5: /*
                      6: /*     Load a negated double operand into accumulator.
                      7: /*
                      8: /*******************************************************/
                      9: {
                     10:        register struct oprnd *oprnd_pnt;
                     11: 
                     12:        oprnd_pnt = operand(infop,0);
                     13:        if ( reserved( oprnd_pnt->data ) ) 
                     14:                exception(infop, ILL_OPRND);
                     15:        if ( oprnd_pnt->data == 0 ) acc_high = 0;
                     16:        else acc_high = 0x80000000 ^ oprnd_pnt->data ;
                     17:        acc_low = oprnd_pnt->data2 ;
                     18:        psl |= PSL_DBL;
                     19:        infop->acc_dbl = 1;
                     20: }

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