Pico2RiscVtest1V01.c

#include <stdio.h>

#include "pico/stdlib.h"

int x,sum ;

void intTest1(){

  int sum=0 ;

  int x=1 ;

  int val=1 ;

  int time1=time_us_32() ;

  for(int kk=0 ; kk<100 ; kk++){

    x=x+12 ;

    sum=sum+(x*x)/12345+x+val ;

    val=val+2+2345/x ;

    }

  int time2=time_us_32() ;

  printf("time2-time1=%6d  ",time2-time1) ;

  printf("x=%10d sum=%10d val=%10d\n",x,sum,val) ;

  }

void intTest2(){

  while(1){

    intTest1() ;

    sleep_ms(1000) ;

    }

  }

int main(){

  stdio_init_all();

  printf("Hello, world!\n");

  printf("Running on RISC-V !\n") ;

  intTest2() ;

  }