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

1.1       root        1: /*     Awrite_quad.c   1.1     86/07/20        */
                      2: 
                      3: #include       "../tahoealign/align.h"
                      4: 
                      5: write_quadword (infop, qword, where)
                      6: process_info   *infop;
                      7: quadword       qword;
                      8: struct oprnd   *where;
                      9: /*
                     10: /*     Put the quadword at the given address in memory.
                     11: /*     
                     12: /*
                     13: /**************************************************/
                     14: {
                     15:        if (! (where->mode & W)) exception(infop, ILL_ADDRMOD);
                     16:        switch (where->mode & ADDFIELD) /* Mask out R/W bits */
                     17:        {
                     18:        case Add:
                     19:                put_longword (infop, qword.high, where->address);
                     20:                where->address += 4;
                     21:                put_longword (infop, qword.low, where->address);
                     22:                break;
                     23:        case Dir:
                     24:                if ( where->reg_number >= SPOINTER || (where->reg_number & 1) == 1 )
                     25:                        exception (infop, ILL_OPRND); 
                     26:                Replace (infop, where->reg_number, qword.high);
                     27:                Replace (infop, where->reg_number+1, qword.low);
                     28:                break;
                     29:        case SPmode:
                     30:                exception(infop, ILL_ADDRMOD);
                     31:                break;
                     32:        default:
                     33:                printf("Unknown destination in write_quad (alignment code)\n");
                     34:        };
                     35: }      

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