call = new_r_Call(irg, bb, get_irg_initial_mem(irg), symconst, 4, ins, init_type);
ret = new_r_Return(irg, bb, new_r_Proj(irg, bb, call, mode_M, pn_Call_M_regular), 0, NULL);
call = new_r_Call(irg, bb, get_irg_initial_mem(irg), symconst, 4, ins, init_type);
ret = new_r_Return(irg, bb, new_r_Proj(irg, bb, call, mode_M, pn_Call_M_regular), 0, NULL);