AIC_OP_OR
case AIC_OP_OR:
case AIC_OP_OR:
format_1_instr(AIC_OP_OR, &$2, &$4, &$5, $6);
format_1_instr(AIC_OP_OR, &$2, &$4, &allzeros, $5);
type_check(&$2, &$4, AIC_OP_OR);
case AIC_OP_OR: