contrib/gcc/cse.c

682 dump_class (struct table_elt *classp)
687   print_rtl (stderr, classp->exp);
690   for (elt = classp->first_same_value; elt; elt = elt->next_same_value)
1219 insert_regs (rtx x, struct table_elt *classp, int modified)
1240 	  if (classp)
1241 	    for (classp = classp->first_same_value;
1242 		 classp != 0;
1243 		 classp = classp->next_same_value)
1244 	      if (REG_P (classp->exp)
1245 		  && GET_MODE (classp->exp) == GET_MODE (x))
1247 		  unsigned c_regno = REGNO (classp->exp);
1514 insert (rtx x, struct table_elt *classp, unsigned int hash, enum machine_mode mode)
1559   if (classp)
1561       classp = classp->first_same_value;
1562       if (CHEAPER (elt, classp))
1566 	  elt->next_same_value = classp;
1567 	  classp->prev_same_value = elt;
1570 	  for (p = classp; p; p = p->next_same_value)
1579 	  for (p = classp; (next = p->next_same_value) && CHEAPER (next, elt);
1589 	  elt->first_same_value = classp;
1610   if (elt->is_const && classp && REG_P (classp->exp)
1613       int exp_q = REG_QTY (REGNO (classp->exp));
1621 	   && classp
1627       for (p = classp; p != 0; p = p->next_same_value)
5999       struct table_elt *classp = sets[0].src_elt;
6006 	  classp = 0;
6008       if (insert_regs (src_eqv, classp, 0))
6013       elt = insert (src_eqv, classp, src_eqv_hash, eqvmode);
6044 	    struct table_elt *classp = src_eqv_elt;
6057 	    if (!classp)
6058 	      classp = sets[i].src_const_elt;
6072 		    if (insert_regs (src, classp, 0))
6077 		    elt = insert (src, classp, sets[i].src_hash, mode);
6079 		    sets[i].src_elt = classp = elt;
6082 		  sets[i].src_elt = classp;
6087 	      sets[i].src_elt = insert (sets[i].src_const, classp,
6338 	    struct table_elt *elt, *classp = 0;
6386 		    if (insert_regs (new_src, classp, 0))
6391 		    src_elt = insert (new_src, classp, src_hash, new_mode);
6394 		else if (classp && classp != src_elt->first_same_value)
6397 		  merge_equiv_classes (src_elt, classp);
6399 		classp = src_elt->first_same_value;
6401 		while (classp
6402 		       && !REG_P (classp->exp)
6403 		       && ! exp_equiv_p (classp->exp, classp->exp, 1, false))
6404 		  classp = classp->next_same_value;