check rc car code in c using 89c51 uc

i am working on 89c51 uc is this code correct for rc car.

#include<stdio.h>
#include<Regx51.h>

sbit t0=P1^0;
sbit t1=P1^1;
sbit t2=P1^2;
sbit t3=P1^3;
sbit t4=P2^0;
sbit t5=P2^1;
sbit t6=P2^2;
sbit t7=P2^3;
sbit t8=P2^4;
sbit t9=P1^5;
sbit t10=P1^6;
sbit t11=P1^7;
sbit t12=P2^5;
sbit t13=P2^6;
sbit t14=P2^7;

void main()
{

t9=t10=t11=t12=t13=t14=0; t0=1; t1=1;t2=1;t3=1;//t3=t2=t1=t0=1; for(; ;) { l1: if(t0==0) //left { t4=1; t5=1; t6=t7=t8=0; goto l1; } l2:if(t1==0) //right { t6=1; t7=1; t4=t5=t8=0; goto l2; } l3:if(t2==0) //forward { t7=1; t4=t5=t6=t8=0; goto l3; } l4:if(t3==0) //reverse { t8=1; t4=t5=t6=t7=0; goto l4; }

}
}