dotprod.c

来自「TI DSP标准测试程序集benchmark」· C语言 代码 · 共 29 行

#define MN 8
       int dotprod                                                         
       (                                                                   
           const short *m,       // Pointer to first vector  //            
           const short *n,       // Pointer to second vector //            
           int          count    // Length of vectors.       //            
       )                                                                   
       {                                                                   
           int i, sum = 0;                                                 
                                                                           
           for (i = 0; i < count; i++)                                     
               sum += m[i] * n[i];                                         
                                                                           
           return sum;                                                     
       }
	   
	   int main(){
	   short m[MN];
	   short n[NN];
		   int i;
	   for(i=0;i<MN;i++){
	   m[i]=i-MN;
	   }
	   for(i=0;i<MN;i++){
	   n[i]=i+MN;
	   }
	   dotprod(m,n,MN)
	   return 0;
	   }