569   int cl, cl2, mode, cost;  in setup_class_subset_and_memory_move_costs()  local
604     for (cl2 = (int) N_REG_CLASSES - 1; cl2 >= 0; cl2--)  in setup_class_subset_and_memory_move_costs()
607 	temp_hard_regset2 = reg_class_contents[cl2] & ~no_unit_alloc_regs;  in setup_class_subset_and_memory_move_costs()
608 	ira_class_subset_p[cl][cl2]  in setup_class_subset_and_memory_move_costs()
611 	    && hard_reg_set_subset_p (reg_class_contents[cl2],  in setup_class_subset_and_memory_move_costs()
615 	      cost = ira_memory_move_cost[mode][cl2][0];  in setup_class_subset_and_memory_move_costs()
618 	      cost = ira_memory_move_cost[mode][cl2][1];  in setup_class_subset_and_memory_move_costs()
785   int cl, cl2;  in setup_pressure_classes()  local
841 	      cl2 = pressure_classes[i];  in setup_pressure_classes()
842 	      temp_hard_regset2 = (reg_class_contents[cl2]  in setup_pressure_classes()
846 		      || cl2 == (int) GENERAL_REGS))  in setup_pressure_classes()
848 		  pressure_classes[curr++] = (enum reg_class) cl2;  in setup_pressure_classes()
858 	      pressure_classes[curr++] = (enum reg_class) cl2;  in setup_pressure_classes()
925   int i, cl, cl2, m;  in setup_uniform_class_p()  local
937       for (i = 0; (cl2 = reg_class_subclasses[cl][i]) != LIM_REG_CLASSES; i++)  in setup_uniform_class_p()
939 	  if (ira_class_hard_regs_num[cl2] == 0)  in setup_uniform_class_p()
942 	    if (contains_reg_of_mode[cl][m] && contains_reg_of_mode[cl2][m])  in setup_uniform_class_p()
946 		    != ira_register_move_cost[m][cl2][cl2])  in setup_uniform_class_p()
952       if (cl2 == LIM_REG_CLASSES)  in setup_uniform_class_p()
1151   enum reg_class cl2 = *(const enum reg_class *) v2p;  in comp_reg_classes_func()  local
1156   tcl2 = ira_allocno_class_translate[cl2];  in comp_reg_classes_func()
1160   return (int) cl1 - (int) cl2;  in comp_reg_classes_func()
1196   int i, cl1, cl2, cl3;  in setup_reg_class_relations()  local
1206       for (cl2 = 0; cl2 < N_REG_CLASSES; cl2++)  in setup_reg_class_relations()
1208 	  ira_reg_classes_intersect_p[cl1][cl2] = false;  in setup_reg_class_relations()
1209 	  ira_reg_class_intersect[cl1][cl2] = NO_REGS;  in setup_reg_class_relations()
1210 	  ira_reg_class_subset[cl1][cl2] = NO_REGS;  in setup_reg_class_relations()
1212 	  temp_set2 = reg_class_contents[cl2] & ~no_unit_alloc_regs;  in setup_reg_class_relations()
1224 		  if (reg_class_subset_p (ira_reg_class_intersect[cl1][cl2],  in setup_reg_class_relations()
1226 		    ira_reg_class_intersect[cl1][cl2] = (enum reg_class) cl3;  in setup_reg_class_relations()
1228 	      ira_reg_class_subunion[cl1][cl2] = reg_class_subunion[cl1][cl2];  in setup_reg_class_relations()
1229 	      ira_reg_class_superunion[cl1][cl2] = reg_class_superunion[cl1][cl2];  in setup_reg_class_relations()
1232 	  ira_reg_classes_intersect_p[cl1][cl2]  in setup_reg_class_relations()
1234 	  if (important_class_p[cl1] && important_class_p[cl2]  in setup_reg_class_relations()
1245 	      *p++ = (enum reg_class) cl2;  in setup_reg_class_relations()
1248 	  ira_reg_class_subunion[cl1][cl2] = NO_REGS;  in setup_reg_class_relations()
1249 	  ira_reg_class_superunion[cl1][cl2] = NO_REGS;  in setup_reg_class_relations()
1251 			      & reg_class_contents[cl2]  in setup_reg_class_relations()
1253 	  union_set = ((reg_class_contents[cl1] | reg_class_contents[cl2])  in setup_reg_class_relations()
1267 			   [ira_reg_class_intersect[cl1][cl2]]);  in setup_reg_class_relations()
1276 				  || ((ira_reg_class_intersect[cl1][cl2]  in setup_reg_class_relations()
1282 					   ira_reg_class_intersect[cl1][cl2]])))))  in setup_reg_class_relations()
1283 			ira_reg_class_intersect[cl1][cl2] = (enum reg_class) cl3;  in setup_reg_class_relations()
1286 		    = (reg_class_contents[ira_reg_class_subset[cl1][cl2]]  in setup_reg_class_relations()
1295 			      [(int) ira_reg_class_subset[cl1][cl2]])))  in setup_reg_class_relations()
1296 		    ira_reg_class_subset[cl1][cl2] = (enum reg_class) cl3;  in setup_reg_class_relations()
1305 		    = (reg_class_contents[ira_reg_class_subunion[cl1][cl2]]  in setup_reg_class_relations()
1307 	 	  if (ira_reg_class_subunion[cl1][cl2] == NO_REGS  in setup_reg_class_relations()
1315 			      || (ira_reg_class_subunion[cl1][cl2] != GENERAL_REGS  in setup_reg_class_relations()
1319 				      [(int) ira_reg_class_subunion[cl1][cl2]])))))  in setup_reg_class_relations()
1320 		    ira_reg_class_subunion[cl1][cl2] = (enum reg_class) cl3;  in setup_reg_class_relations()
1328 		    = (reg_class_contents[ira_reg_class_superunion[cl1][cl2]]  in setup_reg_class_relations()
1330 	 	  if (ira_reg_class_superunion[cl1][cl2] == NO_REGS  in setup_reg_class_relations()
1338 			      || (ira_reg_class_superunion[cl1][cl2] != GENERAL_REGS  in setup_reg_class_relations()
1342 				      [(int) ira_reg_class_superunion[cl1][cl2]])))))  in setup_reg_class_relations()
1343 		    ira_reg_class_superunion[cl1][cl2] = (enum reg_class) cl3;  in setup_reg_class_relations()
1448   int i, cl, cl2, m;  in setup_reg_class_nregs()  local
1458 	     (cl2 = alloc_reg_class_subclasses[cl][i]) != LIM_REG_CLASSES;  in setup_reg_class_nregs()
1460 	  if (ira_reg_class_min_nregs[cl2][m]  in setup_reg_class_nregs()
1462 	    ira_reg_class_min_nregs[cl][m] = ira_reg_class_min_nregs[cl2][m];  in setup_reg_class_nregs()
1550   unsigned int i, cl1, cl2;  in ira_init_register_move_cost()  local
1566     for (cl2 = 0; cl2 < N_REG_CLASSES; cl2++)  in ira_init_register_move_cost()
1570 	    || !hard_reg_set_intersect_p (ok_regs, reg_class_contents[cl2]))  in ira_init_register_move_cost()
1574 		|| (ira_reg_class_max_nregs[cl2][mode]  in ira_init_register_move_cost()
1575 		    > ira_class_hard_regs_num[cl2]))  in ira_init_register_move_cost()
1579 		      + ira_memory_move_cost[mode][cl2][1]) * 2;  in ira_init_register_move_cost()
1584 				       (enum reg_class) cl2);  in ira_init_register_move_cost()
1587 	all_match &= (last_move_cost[cl1][cl2] == cost);  in ira_init_register_move_cost()
1588 	last_move_cost[cl1][cl2] = cost;  in ira_init_register_move_cost()
1605     for (cl2 = 0; cl2 < N_REG_CLASSES; cl2++)  in ira_init_register_move_cost()
1610 	if (last_move_cost[cl1][cl2] == 65535)  in ira_init_register_move_cost()
1612 	    ira_register_move_cost[mode][cl1][cl2] = 65535;  in ira_init_register_move_cost()
1613 	    ira_may_move_in_cost[mode][cl1][cl2] = 65535;  in ira_init_register_move_cost()
1614 	    ira_may_move_out_cost[mode][cl1][cl2] = 65535;  in ira_init_register_move_cost()
1618 	    cost = last_move_cost[cl1][cl2];  in ira_init_register_move_cost()
1620 	    for (p2 = &reg_class_subclasses[cl2][0];  in ira_init_register_move_cost()
1632 		cost = MAX (cost, ira_register_move_cost[mode][*p1][cl2]);  in ira_init_register_move_cost()
1635 	    ira_register_move_cost[mode][cl1][cl2] = cost;  in ira_init_register_move_cost()
1637 	    if (ira_class_subset_p[cl1][cl2])  in ira_init_register_move_cost()
1638 	      ira_may_move_in_cost[mode][cl1][cl2] = 0;  in ira_init_register_move_cost()
1640 	      ira_may_move_in_cost[mode][cl1][cl2] = cost;  in ira_init_register_move_cost()
1642 	    if (ira_class_subset_p[cl2][cl1])  in ira_init_register_move_cost()
1643 	      ira_may_move_out_cost[mode][cl1][cl2] = 0;  in ira_init_register_move_cost()
1645 	      ira_may_move_out_cost[mode][cl1][cl2] = cost;  in ira_init_register_move_cost()