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Annotation of coherent/d/bin/cc/c/n1/i8086/altemp.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * This routine allocates temporary
                      3:  * locations on the stack, adjusting the stack
                      4:  * frame temporaty location if necessary.
                      5:  */
                      6: #ifdef   vax
                      7: #include "INC$LIB:cc1.h"
                      8: #else
                      9: #include "cc1.h"
                     10: #endif
                     11: 
                     12: /*
                     13:  * Allocate a new temporary and
                     14:  * return a pointer to a TREE node that describes
                     15:  * it. The type is set from the type of the node that
                     16:  * is going to be stored. The "flag" is true if the
                     17:  * node needs to be allocated.
                     18:  */
                     19: TREE *
                     20: tempnode(tp, flag)
                     21: register TREE  *tp;
                     22: {
                     23:        register TREE   *tp1;
                     24:        register TYPE   ntype;
                     25:        register int    nbase;
                     26: 
                     27:        if (flag != 0)
                     28:                curtemp += pertype[tp->t_type].p_size;
                     29:        ntype = SPTR;
                     30:        nbase = BP;
                     31: #if !ONLYSMALL
                     32:        if (notvariant(VSMALL)) {
                     33:                ntype = LPTR;
                     34:                nbase = SSBP;
                     35:        }
                     36: #endif
                     37:        tp1 = makenode(REG, ntype);
                     38:        tp1->t_reg = nbase;
                     39:        tp1 = leafnode(tp1);
                     40:        tp1 = leftnode(SUB, tp1, ntype, 0);
                     41:        tp1->t_rp = ivalnode(curtemp);
                     42:        tp1 = leftnode(STAR, tp1, tp->t_type, tp->t_size);
                     43:        return (tp1);
                     44: }

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