int main(int argc, char* argv[]) {
if (argc != 4) {
printf("Incorrect number of arguments, must specify number of cores, array size, number of loops\n");
exit(-1);
}
num_cores = atol(argv[1]);
if(num_cores <= 0){
printf("Invalid number of cores\n");
exit(-1);
}
arraySize = atol(argv[2]);
if(arraySize <= 0){
printf("Invalid array size\n");
exit(-1);
}
loops = atol(argv[3]);
if(loops < 0){
printf("Invalid number of loops\n");
exit(-1);
}
srand(time(NULL));
debug_printf("Spanning cores\n");
errval_t err;
for (int core = 1; core < num_cores; core++) {
err = domain_new_dispatcher(core, span_cb, NULL);
if (err_is_fail(err)) {
DEBUG_ERR(err, "failed span %d", core);
}
}
while (num_cores != 1 && !all_spanned) {
thread_yield();
}
debug_printf("Spanning complete!\n");
globalArray = (float*) malloc(arraySize * sizeof(float));
unsigned long loops_[] = {1,100,10000,1000000,100000000,1000000000};
for(int i = 0; i < 6; i++){
loops = loops_[i];
float shared = performAveraging(averageSharedBF);
float local = performAveraging(averageLocalBF);
printf("SHARED BF (%lu): %fs\n", loops, shared);
printf("LOCAL BF (%lu): %fs\n", loops, local);
printf("\n");
}
free(globalArray);
return 0;
}
//mobility change 14-4-10
void updateNeighborInfo(int node, int infra, int rssi)
{
//if(node == 25) // mobility hack
//{
int i,j,k;
//int fragment_hearing;
struct event * anEvent;
if(nodeID[node].infra_list[infra].is_neighbor == TRUE)
{
nodeID[node].infra_list[infra].timeLastHeard = simTime;
performAveraging(node, infra, rssi);
//fprintf(stderr,"Node %d is now a neighbor of %d \n", infra, node);
}
else
{
if(nodeID[node].infra_list[infra].times_observed == INFRA_HEARD_THRESHOLD)
{
//perform averaging, send reactive update, set is_neighbor to true, and start timer
nodeID[node].infra_list[infra].infra_node = infra;
nodeID[node].infra_list[infra].is_neighbor = TRUE;
nodeID[node].infra_list[infra].timeLastHeard = simTime;
performAveraging(node, infra, rssi);
//fragment_hearing = FRAGMENT_HEARING(node,infra);
anEvent = getNextExpectedFragmentEvent(simTime + FRAGMENT_TIMEOUT, node, infra);
insertEvent(anEvent);
//mobility hack 16-4-10, this is reactive, should not result in another topology update event being set.
if(simTime > 1200000)
{
anEvent = getTopologyUpdateEvent(simTime, node, node, nodeID[node].parent,TX, REACTIVE);
insertEvent(anEvent);
}
//fprintf(stderr,"RSSI values with which neighbor %d is heard are \n", infra);
for(i=0; i < INFRA_HEARD_THRESHOLD; i++)
{
//fprintf(stderr," RSSI at position %d is %d \n", i, nodeID[node].infra_list[infra].rssi[i]);
}
}
else
{
for(i=0; i < INFRA_HEARD_THRESHOLD; i++)
{
if(nodeID[node].infra_list[infra].rssi[i] == 0) // mobility hack
{
nodeID[node].infra_list[infra].rssi[i] = rssi;
break;
}
}
nodeID[node].infra_list[infra].times_observed++;
//fprintf(stderr,"Infra %d heard for %d times \n", infra, nodeID[node].infra_list[infra].times_observed);
}
}
//}
}
