Cluster matching with prefetch

ansindex=0

for (j=0;j<Number_Of_Subscriptions,j+= CACHE_LINE_SIZE){

prefetch(sub_array[0][j+LOOKAHEAD]);

prefetch(sub_array[1][j+LOOKAHEAD]);

for (k=j,k<j+ CACHE_LINE_SIZE;k++){

if (P(sub_array[0][j]) && P(sub_array[1][j]))

{ answer[ansindex++] =k}}}

p1 ’

p2 ’

p3 ’

p4 ’

p5 ’

p6 ’

p7 ’

p6 ’