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#ifndef TRAFFIC_SYNTHETIC_H
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#ifndef TRAFFIC_SYNTHETIC_H
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#define TRAFFIC_SYNTHETIC_H
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#define TRAFFIC_SYNTHETIC_H
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#include "topology.h"
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#define INJECT_OFF -1
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//#include "topology.h"
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extern int TRAFFIC_TYPE;
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extern int TRAFFIC_TYPE;
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extern int HOTSPOT_NUM;
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extern int HOTSPOT_NUM;
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extern char * TRAFFIC;
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extern char * TRAFFIC;
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extern unsigned char NEw;
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extern unsigned char NEw;
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int custom_traffic_table[NE];
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typedef struct HOTSPOT_NODE {
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typedef struct HOTSPOT_NODE {
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int ip_num;
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int ip_num;
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char send_enable;
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char send_enable;
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int percentage; // x10
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int percentage; // x10
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} hotspot_st;
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} hotspot_st;
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hotspot_st * hotspots;
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hotspot_st * hotspots;
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unsigned int pck_dst_gen_1D (unsigned int);
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// number, b:bit location W: number width log2(num)
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// number, b:bit location W: number width log2(num)
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int getBit(int num, int b, int W)
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int getBit(int num, int b, int W)
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{
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{
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while(b<0) b+=W;
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while(b<0) b+=W;
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else *num = *num | mask; // deassert bit
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else *num = *num | mask; // deassert bit
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}
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}
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unsigned int get_rnd_ip (unsigned int core_num){
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unsigned int rnd=rand()%NE;
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if(IS_SELF_LOOP_EN) return rnd;
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//make sure its not same as sender core
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while (rnd==core_num) rnd=rand()%NE;
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return rnd;
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}
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#if (defined (IS_MESH) || defined (IS_TORUS) || defined (IS_LINE) || defined (IS_RING) )
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unsigned int pck_dst_gen_2D (unsigned int core_num){
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unsigned int pck_dst_gen_2D (unsigned int core_num){
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//for mesh-tori
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//for mesh-tori
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unsigned int current_l,current_x, current_y;
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unsigned int current_l,current_x, current_y;
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unsigned int dest_l,dest_x,dest_y;
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unsigned int dest_l,dest_x,dest_y;
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unsigned int rnd100=0;
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unsigned int rnd100=0;
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unsigned int max_percent=100/HOTSPOT_NUM;
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unsigned int max_percent=100/HOTSPOT_NUM;
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int i;
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int i;
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if((strcmp (TRAFFIC,"RANDOM")==0) || (strcmp (TRAFFIC,"random")==0)){
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if((strcmp (TRAFFIC,"RANDOM")==0) || (strcmp (TRAFFIC,"random")==0)){
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do{
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//get a random IP core
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rnd=rand()%NE;
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return endp_addr_encoder(get_rnd_ip(core_num));
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}while (rnd==core_num); // get a random IP core, make sure its not same as sender core
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return endp_addr_encoder(rnd);
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}
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}
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if ((strcmp(TRAFFIC,"HOTSPOT")==0) || (strcmp (TRAFFIC,"hot spot")==0)){
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if ((strcmp(TRAFFIC,"HOTSPOT")==0) || (strcmp (TRAFFIC,"hot spot")==0)){
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unsigned int rnd1000=0;
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unsigned int rnd1000=0;
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do{
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rnd=get_rnd_ip(core_num);
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rnd=rand()%NE;
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}while (rnd==core_num); // get a random IP core, make sure its not same as sender core
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rnd1000=rand()%1000; // generate a random number between 0 & 1000
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rnd1000=rand()%1000; // generate a random number between 0 & 1000
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for (i=0;i<HOTSPOT_NUM; i++){
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for (i=0;i<HOTSPOT_NUM; i++){
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if ( hotspots[i].send_enable == 0 && core_num ==hotspots[i].ip_num){
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if ( hotspots[i].send_enable == 0 && core_num ==hotspots[i].ip_num){
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rnd = core_num; // turn off the core
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//rnd = core_num; // turn off the core
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return endp_addr_encoder(rnd);
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//return endp_addr_encoder(rnd);
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return INJECT_OFF;
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}
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}
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}
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}
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for (i=0;i<HOTSPOT_NUM; i++){
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for (i=0;i<HOTSPOT_NUM; i++){
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if (rnd1000 < hotspots[i].percentage && core_num !=hotspots[i].ip_num) {
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if (rnd1000 < hotspots[i].percentage && core_num !=hotspots[i].ip_num) {
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rnd = hotspots[i].ip_num;
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rnd = hotspots[i].ip_num;
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dest_y = (current_y + 1)%T2;
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dest_y = (current_y + 1)%T2;
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dest_l = current_l;
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dest_l = current_l;
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return mesh_tori_addr_join(dest_x,dest_y,dest_l);
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return mesh_tori_addr_join(dest_x,dest_y,dest_l);
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}
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}
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if( strcmp(TRAFFIC ,"CUSTOM") == 0){
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if(( strcmp(TRAFFIC ,"CUSTOM") == 0)|| (strcmp (TRAFFIC,"custom")==0)){
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//[(x+(k/2-1)) mod k, (y+(k/2-1)) mod k],
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if (custom_traffic_table[core_num]== INJECT_OFF) return INJECT_OFF;
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if(current_x ==0 && current_y == 0 && current_l==0 ){
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return endp_addr_encoder(custom_traffic_table[core_num]);
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// dest_x = T1-1;
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// dest_y = T2-1;
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// dest_l = T3-1;
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dest_x = 0;
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dest_y = 0;
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dest_l = 1;
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return mesh_tori_addr_join(dest_x,dest_y,dest_l);
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}// make it invalid
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dest_x = current_x;
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dest_y = current_y;
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dest_l = current_l;
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return mesh_tori_addr_join(dest_x,dest_y,dest_l);
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}
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}
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printf ("traffic %s is an unsupported traffic pattern\n",TRAFFIC);
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fprintf (stderr,"ERROR: traffic %s is an unsupported traffic pattern\n",TRAFFIC);
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dest_x = current_x;
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return INJECT_OFF;
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dest_y = current_y;
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dest_l = current_l;
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return mesh_tori_addr_join(dest_x,dest_y,dest_l);
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}
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}
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#else
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unsigned int pck_dst_gen_2D (unsigned int core_num){
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return pck_dst_gen_1D (core_num);
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}
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#endif
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unsigned int pck_dst_gen_1D (unsigned int core_num){
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unsigned int pck_dst_gen_1D (unsigned int core_num){
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unsigned int rnd=0;
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unsigned int rnd=0;
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unsigned int max_percent=100/HOTSPOT_NUM;
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unsigned int max_percent=100/HOTSPOT_NUM;
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int i;
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int i;
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if((strcmp (TRAFFIC,"RANDOM")==0) || (strcmp (TRAFFIC,"random")==0)){
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if((strcmp (TRAFFIC,"RANDOM")==0) || (strcmp (TRAFFIC,"random")==0)){
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do{
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return endp_addr_encoder(get_rnd_ip(core_num));
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rnd=rand()%NE;
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}while (rnd==core_num); // get a random IP core, make sure its not same as sender core
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return endp_addr_encoder(rnd);
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}
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}
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if ((strcmp(TRAFFIC,"HOTSPOT")==0) || (strcmp (TRAFFIC,"hot spot")==0)){
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if ((strcmp(TRAFFIC,"HOTSPOT")==0) || (strcmp (TRAFFIC,"hot spot")==0)){
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unsigned int rnd1000=0;
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unsigned int rnd1000=0;
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int i;
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int i;
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do{
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rnd=get_rnd_ip(core_num);
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rnd=rand()%NE;
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}while (rnd==core_num); // get a random IP core, make sure its not same as sender core
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rnd1000=rand()%1000; // generate a random number between 0 & 1000
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rnd1000=rand()%1000; // generate a random number between 0 & 1000
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for (i=0;i<HOTSPOT_NUM; i++){
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for (i=0;i<HOTSPOT_NUM; i++){
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if ( hotspots[i].send_enable == 0 && core_num ==hotspots[i].ip_num){
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if ( hotspots[i].send_enable == 0 && core_num ==hotspots[i].ip_num){
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rnd = core_num; // turn off the core
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return endp_addr_encoder(rnd);
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return INJECT_OFF;
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}
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}
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}
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}
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for (i=0;i<HOTSPOT_NUM; i++){
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for (i=0;i<HOTSPOT_NUM; i++){
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if (rnd1000 < hotspots[i].percentage && core_num !=hotspots[i].ip_num) {
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if (rnd1000 < hotspots[i].percentage && core_num !=hotspots[i].ip_num) {
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if(( strcmp(TRAFFIC ,"NEIGHBOR") == 0)|| (strcmp (TRAFFIC,"neighbor")==0)){
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if(( strcmp(TRAFFIC ,"NEIGHBOR") == 0)|| (strcmp (TRAFFIC,"neighbor")==0)){
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//dx = sx + 1 mod k
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//dx = sx + 1 mod k
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return endp_addr_encoder((core_num + 1)%NE);
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return endp_addr_encoder((core_num + 1)%NE);
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}
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}
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if( strcmp(TRAFFIC ,"CUSTOM") == 0){
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if(( strcmp(TRAFFIC ,"CUSTOM") == 0)|| (strcmp (TRAFFIC,"custom")==0)){
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//[(x+(k/2-1)) mod k, (y+(k/2-1)) mod k],
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if (custom_traffic_table[core_num]== INJECT_OFF) return INJECT_OFF;
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if(core_num ==2 ) return endp_addr_encoder(6);
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return endp_addr_encoder(custom_traffic_table[core_num]);
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return endp_addr_encoder(core_num);
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}
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}
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printf ("traffic %s is an unsupported traffic pattern\n",TRAFFIC);
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fprintf (stderr,"ERROR: traffic %s is an unsupported traffic pattern\n",TRAFFIC);
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return endp_addr_encoder(core_num);
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return INJECT_OFF;
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}
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}
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unsigned int rnd_between (unsigned int a, unsigned int b){
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unsigned int rnd_between (unsigned int a, unsigned int b){
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unsigned int rnd,diff,min;
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unsigned int rnd,diff,min;
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