arch_set_irn_register(or_const, &ia32_gp_regs[REG_GP_NOREG]);
or = new_bd_ia32_Or(NULL, block, noreg, noreg, nomem, load_res,
or_const);
arch_set_irn_register(or_const, &ia32_gp_regs[REG_GP_NOREG]);
or = new_bd_ia32_Or(NULL, block, noreg, noreg, nomem, load_res,
or_const);