adr = new_r_SymConst(irg, mode_P_code, sym, symconst_addr_ent);
call = new_r_Call(first_block, get_irg_no_mem(irg), adr, 0, NULL, get_entity_type(ent));
adr = new_r_SymConst(irg, mode_P_code, sym, symconst_addr_ent);
call = new_r_Call(first_block, get_irg_no_mem(irg), adr, 0, NULL, get_entity_type(ent));