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simu_ckt (copy).cc
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simu_ckt (copy).cc
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#include <iostream>
#include <fstream>
#include <sstream>
#include <string>
#include <cstdlib>
#include <climits>
#include <vector>
#include <map>
//#include <unordered_map>
#include <cmath>
#include <cassert>
#include <ctime>
#include <sys/timeb.h>
#include "head/queue.h"
#include "head/call_abc.h"
#include "head/write_func.h"
#include "head/helper.h"
#include "head/loc_sim_main.h"
#include "/home/wuyi/usr/CUDD/cudd-2.5.0/cudd/cudd.h"
#include "/home/wuyi/usr/CUDD/cudd-2.5.0/cudd/cuddInt.h"
#include "cudd/bnet.h"
using namespace std;
extern int numPI_ini, numPO_ini;
int sample_num = 10000;
//Global variables and external variables
void simu_ckt(BnetNetwork *net, map<string, map<string, double> > &node_pattern_rate, map<string, double> &node_sp, double &real_er, int iIndex, int flag)
{
struct timeb startTime, endTime;
BnetNode *nd, *tmp;
BnetTabline *f;
if(iIndex == 0 && flag == 0)
{
//get node_set: all nodes excluding PI nodes
int num_input = net->npis;
int num_output = 0;
vector<char*> node_set;
nd = net->nodes;
cout << "node_set: " << endl;
while(nd != NULL)
{
if(nd->type == BNET_INPUT_NODE)
{
nd = nd->next;
continue;
}
node_set.push_back(nd->name);
num_output++;
nd = nd->next;
}
//write ckt_org_simu.blif
string filename = "./blif_files/ckt_org_simu.blif";
ofstream fout;
fout.open(filename.c_str(), iostream::out);
fout << ".model ckt_org_simu" << endl;
fout << ".inputs ";
for(int i = 0; i < net->npis; i++)
fout << "n" << net->inputs[i] << " ";
fout << endl;
fout << ".outputs ";
for(int i = 0; i < node_set.size(); i++)
fout << "n" << node_set[i] << " ";
fout << endl;
nd = net->nodes;
while(nd != NULL)
{
if(nd->type == BNET_INPUT_NODE)
{
nd = nd->next;
continue;
}
fout << ".names ";
for(int i = 0; i < nd->ninp; i++)
fout << "n" << nd->inputs[i] << " ";
fout << "n" << nd->name << endl;
f = nd->f;
while(f != NULL)
{
if (f->values != NULL)
fout << f->values << " " << 1 - nd->polarity << endl;
else
fout << 1 - nd->polarity << endl;
f = f->next;
}
nd = nd->next;
}
//convert ckt_org_simu.blif to ckt_org_simu.v
int res = call_abc(0); //ckt_org_simu.blif -> ckt_org_simu.v
if (res != 0)
{
cout << "error in call_abc(0)!" << endl;
exit(1);
}
//write testbench file
gen_testbench_org(num_input, num_output, sample_num);
//call vcs to run the simulation
vector<string> rand, simu_res;
rand.reserve(sample_num);
simu_res.reserve(sample_num);
call_vcs_org(rand, simu_res);
//obtain input_signatures
cout << "obtain input_signatures: " << endl;
map<char*, string> input_signatures;
map<char*, string>::iterator itrm_cs;
for(int i = 0; i < net->npis; i++)
{
char *input = net->inputs[i];
st_lookup(net->hash, input, &tmp);
string sig;
double num_one = 0;
for(int j = 0; j < rand.size(); j++)
{
string vec = rand[j];
char c = vec[i];
sig.append(1, c);
if(c == '1')
num_one++;
}
double sp = num_one/sample_num;
cout << "input node: " << input << ", sp = " << sp << endl;
string str(input);
node_sp.insert(make_pair(str, sp));
input_signatures.insert(make_pair(tmp->name, sig));
}
//obtain node_signatures
cout << "obtain node_signatures: " << endl;
map<char*, string> node_signatures;
int index = 0;
nd = net->nodes;
while(nd != NULL)
{
if(nd->type == BNET_INPUT_NODE)
{
nd = nd->next;
continue;
}
char *cnode = nd->name;
string signature;
string sig;
double num_one = 0;
for(int j = 0; j < simu_res.size(); j++)
{
string vec = simu_res[j];
char c = vec[index];
sig.append(1, c);
if(c == '1')
num_one++;
}
double sp = num_one/sample_num;
// cout << "internal node: " << cnode << ", sp = " << sp << endl;
string str(cnode);
node_sp.insert(make_pair(str, sp));
node_signatures.insert(pair<char*, string>(cnode, sig));
nd = nd->next;
index++;
}
//obtain node_pattern_rate from simulation result
struct timeb st, et;
cout << "obtain node_pattern_rate: " << endl;
index = 0;
nd = net->nodes;
while(nd != NULL)
{
if(nd->type == BNET_INPUT_NODE)
{
nd = nd->next;
continue;
}
char *cnode = nd->name;
// cout << "cnode: " << cnode << endl;
ftime(&st);
vector<string> in_signatures;
in_signatures.reserve(20);
for(int j = 0; j < nd->ninp; j++)
{
char *innode = nd->inputs[j];
st_lookup(net->hash, innode, &tmp);
if(tmp->type == BNET_INPUT_NODE)
itrm_cs = input_signatures.find(tmp->name);
else
itrm_cs = node_signatures.find(tmp->name);
string signature = itrm_cs->second;
in_signatures.push_back(signature);
}
ftime(&et);
double rt_npe1 = ((et.time - st.time)*1000 + (et.millitm - st.millitm))/1000.0;
// cout << "@runtime for npe1: " << rt_npe1 << endl;
ftime(&st);
map<string, double> pattern_count;
map<string, double>::iterator itrm_sd;
for(int j = 0; j < sample_num; j++)
{
string pattern;
for(int k = 0; k < in_signatures.size(); k++)
{
string sig = in_signatures[k];
char c = sig[j];
pattern.append(1, c);
}
itrm_sd = pattern_count.find(pattern);
// cout << "this_pattern = " << pattern << ", cnode = " << cnode << endl;
if(itrm_sd == pattern_count.end())
pattern_count.insert(make_pair(pattern, 1));
else
itrm_sd->second += 1;
}
ftime(&et);
double rt_npe2 = ((et.time - st.time)*1000 + (et.millitm - st.millitm))/1000.0;
cout << "@runtime for npe2: " << rt_npe2 << endl;
ftime(&st);
map<string, double> pattern_rate;
for(itrm_sd = pattern_count.begin(); itrm_sd != pattern_count.end(); itrm_sd++)
{
double count = itrm_sd->second;
double rate = count/(double)sample_num;
itrm_sd->second = rate;
// cout << "pattern: " << itrm_sd->first << ", rate: " << rate << endl;
}
string node_str(cnode);
node_pattern_rate.insert(make_pair(node_str, pattern_count));
ftime(&et);
double rt_npe3 = ((et.time - st.time)*1000 + (et.millitm - st.millitm))/1000.0;
cout << "@runtime for npe3: " << rt_npe3 << endl;
nd = nd->next;
index++;
}
}//if(iIndex == 0 && flag == 0)
else
{
//step1. get node_set: all nodes excluding PI and nodes in ckt_org
int num_input = net->npis;
int num_output = 0;
vector<char*> node_set;
nd = net->nodes;
cout << "node_set: " << endl;
while(nd != NULL)
{
if(nd->type == BNET_INPUT_NODE)
{
nd = nd->next;
continue;
}
string sname(nd->name);
if((sname.find("sim") == string::npos) || nd->type == BNET_OUTPUT_NODE)
{
nd = nd->next;
continue;
}
node_set.push_back(nd->name);
num_output++;
nd = nd->next;
}
char *outnode = net->outputs[0];
st_lookup(net->hash, outnode, &nd);
node_set.push_back(nd->name);
num_output++;
//write ckt_org_sim_simu.blif
string filename = "./blif_files/ckt_org_sim_simu.blif";
ofstream fout;
fout.open(filename.c_str(), iostream::out);
fout << ".model ckt_org_sim_simu" << endl;
fout << ".inputs ";
for(int i = 0; i < net->npis; i++)
fout << "n" << net->inputs[i] << " ";
fout << endl;
fout << ".outputs ";
for(int i = 0; i < node_set.size(); i++)
fout << "n" << node_set[i] << " ";
fout << endl;
nd = net->nodes;
while(nd != NULL)
{
if(nd->type == BNET_INPUT_NODE)
{
nd = nd->next;
continue;
}
fout << ".names ";
for(int i = 0; i < nd->ninp; i++)
fout << "n" << nd->inputs[i] << " ";
fout << "n" << nd->name << endl;
f = nd->f;
while(f != NULL)
{
if (f->values != NULL)
fout << f->values << " " << 1 - nd->polarity << endl;
else
fout << 1 - nd->polarity << endl;
f = f->next;
}
nd = nd->next;
}
fout << ".end" << endl;
fout.close();
//step2.1 convert ckt_org_sim_simu.blif to ckt_org_sim_simu.v
int res = call_abc(1);
if (res != 0)
{
cout << "error in call_abc(1)!" << endl;
exit(1);
}
//step2.2 write testbench file
string dut = "ckt_org_sim_simu";
gen_testbench_sim(num_input, num_output, sample_num, dut);
//step2.3 call vcs to run the simulation
vector<string> rand, simu_res;
string po_sig;
call_vcs_sim(rand, simu_res, po_sig, dut);
int num_diff = 0;
for(int j = 0; j < po_sig.size(); j++)
if(po_sig[j] == '1')
num_diff++;
cout << "num_diff = " << num_diff << endl;
real_er = num_diff/(double)sample_num;
//step3. obtain input_signatures
cout << "obtain input_signatures: " << endl;
map<char*, string> input_signatures;
map<char*, string>::iterator itrm_cs;
for(int i = 0; i < net->npis; i++)
{
char *input = net->inputs[i];
st_lookup(net->hash, input, &tmp);
string sig;
for(int j = 0; j < rand.size(); j++)
{
string vec = rand[j];
char c = vec[i];
sig.append(1, c);
}
input_signatures.insert(make_pair(tmp->name, sig));
}
//step4. obtain node_signatures
cout << "obtain node_signatures: " << endl;
map<char*, string> node_signatures;
int index = 0;
nd = net->nodes;
while(nd != NULL)
{
if(nd->type == BNET_INPUT_NODE)
{
nd = nd->next;
continue;
}
string sname(nd->name);
if((sname.find("sim") == string::npos) || nd->type == BNET_OUTPUT_NODE)
{
nd = nd->next;
continue;
}
char *cnode = nd->name;
string signature;
string sig;
for(int j = 0; j < simu_res.size(); j++)
{
string vec = simu_res[j];
char c = vec[index];
sig.append(1, c);
}
node_signatures.insert(pair<char*, string>(cnode, sig));
nd = nd->next;
index++;
}
//step5. obtain node_pattern_rate from simulation result
struct timeb st, et;
cout << "obtain node_pattern_rate: " << endl;
index = 0;
nd = net->nodes;
while(nd != NULL)
{
if(nd->type == BNET_INPUT_NODE)
{
nd = nd->next;
continue;
}
string sname(nd->name);
if((sname.find("sim") == string::npos) || nd->type == BNET_OUTPUT_NODE)
{
nd = nd->next;
continue;
}
char *cnode = nd->name;
// cout << "cnode: " << cnode << " ";
vector<string> in_signatures;
in_signatures.reserve(20);
for(int j = 0; j < nd->ninp; j++)
{
char *innode = nd->inputs[j];
st_lookup(net->hash, innode, &tmp);
if(tmp->type == BNET_INPUT_NODE)
itrm_cs = input_signatures.find(tmp->name);
else
itrm_cs = node_signatures.find(tmp->name);
string signature = itrm_cs->second;
in_signatures.push_back(signature);
}
ftime(&st);
map<string, double> pattern_count;
map<string, double>::iterator itrm_sd;
for(int j = 0; j < sample_num; j++)
{
string pattern;
for(int k = 0; k < in_signatures.size(); k++)
{
string sig = in_signatures[k];
char c = sig[j];
pattern.append(1, c);
}
itrm_sd = pattern_count.find(pattern);
if(itrm_sd == pattern_count.end())
pattern_count.insert(make_pair(pattern, 1));
else
itrm_sd->second += 1;
}
ftime(&et);
double rt_npe2 = ((et.time - st.time)*1000 + (et.millitm - st.millitm))/1000.0;
// cout << "@runtime for npe2: " << rt_npe2 << endl;
map<string, double> pattern_rate;
for(itrm_sd = pattern_count.begin(); itrm_sd != pattern_count.end(); itrm_sd++)
{
double count = itrm_sd->second;
// cout << "pattern: " << itrm_sd->first << ", count: " << count << endl;
double rate = count/(double)sample_num;
itrm_sd->second = rate;
}
string node_str;
if(sname.find("sim") != string::npos)
node_str = sname.substr(0, sname.length()-3);
node_pattern_rate.insert(make_pair(node_str, pattern_count));
nd = nd->next;
index++;
}
}
}
void simu_ckt_both(BnetNetwork *net, map<string, map<string, double> > &node_pattern_rate, map<string, double> &node_sp, map<string, int> &internal_index, map<string, struct wi_pair> &sim_output_wi, struct po_index_set &pis, vector<string> &rand, vector<string> &simu_res, int &num_output, double &ave_error_mag, double &real_er, int iIndex, int flag)
{
struct timeb startTime, endTime;
BnetNode *nd, *tmp;
BnetTabline *f;
map<string, struct wi_pair>::iterator itrm_sw;
if(iIndex == 0 && flag == 0)
{
cout << "in simu_ckt_both, iIndex = 0: " << endl;
//get node_set: all nodes excluding PI nodes
int num_input = net->npis;
num_output = 0;
vector<char*> node_set;
nd = net->nodes;
cout << "node_set: " << endl;
struct wi_pair wi;
int input_index = 0, output_index = 0;
while(nd != NULL)
{
string str(nd->name);
if(nd->type == BNET_INPUT_NODE)
{
internal_index.insert(make_pair(str, input_index));
input_index++;
nd = nd->next;
continue;
}
if(nd->type == BNET_OUTPUT_NODE)
{
wi.weight = output_index++;
wi.index = num_output;
sim_output_wi.insert(make_pair(str, wi));
}
else
internal_index.insert(make_pair(str, num_output));
node_set.push_back(nd->name);
num_output++;
nd = nd->next;
}
//set pis
pis.org_index_end = num_output - 1;
pis.org_index_start = num_output - net->npos;
//write ckt_org_simu.blif
string filename = "./blif_files/ckt_org_simu.blif";
ofstream fout;
fout.open(filename.c_str(), iostream::out);
fout << ".model ckt_org_simu" << endl;
fout << ".inputs ";
for(int i = 0; i < net->npis; i++)
fout << "n" << net->inputs[i] << " ";
fout << endl;
fout << ".outputs ";
for(int i = 0; i < node_set.size(); i++)
fout << "n" << node_set[i] << " ";
fout << endl;
cout << "0.outputs " << endl;
int num = 0;
for(int i = 0; i < node_set.size(); i++)
{
string str(node_set[i]);
if(sim_output_wi.find(str) != sim_output_wi.end())
continue;
cout << node_set[i] << " ";
num++;
}
cout << endl;
cout << "num = " << num << endl;
nd = net->nodes;
while(nd != NULL)
{
if(nd->type == BNET_INPUT_NODE)
{
nd = nd->next;
continue;
}
fout << ".names ";
for(int i = 0; i < nd->ninp; i++)
fout << "n" << nd->inputs[i] << " ";
fout << "n" << nd->name << endl;
f = nd->f;
while(f != NULL)
{
if (f->values != NULL)
fout << f->values << " " << 1 - nd->polarity << endl;
else
fout << 1 - nd->polarity << endl;
f = f->next;
}
nd = nd->next;
}
fout << ".end" << endl;
fout.close();
//convert ckt_org_simu.blif to ckt_org_simu.v
int res = call_abc(0); //ckt_org_simu.blif -> ckt_org_simu.v
if (res != 0)
{
cout << "error in call_abc(0)!" << endl;
exit(1);
}
//write testbench file
gen_testbench_org(num_input, num_output, sample_num);
//call vcs to run the simulation
// simu_res.reserve(sample_num);
call_vcs_org(rand, simu_res);
//obtain input_signatures
cout << "obtain input_signatures: " << endl;
map<char*, string> input_signatures;
map<char*, string>::iterator itrm_cs;
for(int i = 0; i < net->npis; i++)
{
char *input = net->inputs[i];
st_lookup(net->hash, input, &tmp);
string sig;
double num_one = 0;
for(int j = 0; j < rand.size(); j++)
{
string vec = rand[j];
char c = vec[i];
sig.append(1, c);
if(c == '1')
num_one++;
}
double sp = num_one/sample_num;
cout << "input node: " << input << ", sp = " << sp << endl;
string str(input);
node_sp.insert(make_pair(str, sp));
input_signatures.insert(make_pair(tmp->name, sig));
}
//obtain node_signatures
cout << "obtain node_signatures: " << endl;
map<char*, string> node_signatures;
int index = 0;
nd = net->nodes;
while(nd != NULL)
{
if(nd->type == BNET_INPUT_NODE)
{
nd = nd->next;
continue;
}
char *cnode = nd->name;
string signature;
string sig;
double num_one = 0;
for(int j = 0; j < simu_res.size(); j++)
{
string vec = simu_res[j];
char c = vec[index];
sig.append(1, c);
if(c == '1')
num_one++;
}
double sp = num_one/sample_num;
// cout << "internal node: " << cnode << ", sp = " << sp << endl;
string str(cnode);
node_sp.insert(make_pair(str, sp));
node_signatures.insert(pair<char*, string>(cnode, sig));
nd = nd->next;
index++;
}
//obtain node_pattern_rate from simulation result
struct timeb st, et;
cout << "obtain node_pattern_rate: " << endl;
index = 0;
nd = net->nodes;
while(nd != NULL)
{
if(nd->type == BNET_INPUT_NODE)
{
nd = nd->next;
continue;
}
char *cnode = nd->name;
// cout << "cnode: " << cnode << endl;
ftime(&st);
vector<string> in_signatures;
in_signatures.reserve(20);
for(int j = 0; j < nd->ninp; j++)
{
char *innode = nd->inputs[j];
// cout << "innode: " << innode << " ";
st_lookup(net->hash, innode, &tmp);
if(tmp->type == BNET_INPUT_NODE)
itrm_cs = input_signatures.find(tmp->name);
else
itrm_cs = node_signatures.find(tmp->name);
string signature = itrm_cs->second;
// cout << "insig: " << signature << endl;
in_signatures.push_back(signature);
}
ftime(&et);
double rt_npe1 = ((et.time - st.time)*1000 + (et.millitm - st.millitm))/1000.0;
// cout << "@runtime for npe1: " << rt_npe1 << endl;
ftime(&st);
map<string, double> pattern_count;
map<string, double>::iterator itrm_sd;
for(int j = 0; j < sample_num; j++)
{
string pattern;
for(int k = 0; k < in_signatures.size(); k++)
{
string sig = in_signatures[k];
char c = sig[j];
pattern.append(1, c);
}
itrm_sd = pattern_count.find(pattern);
// cout << "this_pattern = " << pattern << ", cnode = " << cnode << endl;
if(itrm_sd == pattern_count.end())
pattern_count.insert(make_pair(pattern, 1));
else
itrm_sd->second += 1;
}
ftime(&et);
double rt_npe2 = ((et.time - st.time)*1000 + (et.millitm - st.millitm))/1000.0;
// cout << "@runtime for npe2: " << rt_npe2 << endl;
ftime(&st);
map<string, double> pattern_rate;
for(itrm_sd = pattern_count.begin(); itrm_sd != pattern_count.end(); itrm_sd++)
{
double count = itrm_sd->second;
double rate = count/(double)sample_num;
itrm_sd->second = rate;
// cout << "pattern: " << itrm_sd->first << ", rate: " << rate << endl;
}
string node_str(cnode);
node_pattern_rate.insert(make_pair(node_str, pattern_count));
ftime(&et);
double rt_npe3 = ((et.time - st.time)*1000 + (et.millitm - st.millitm))/1000.0;
// cout << "@runtime for npe3: " << rt_npe3 << endl;
nd = nd->next;
index++;
}
}//if(iIndex == 0 && flag == 0)
else
{
//step1. get node_set: all nodes excluding PI and nodes in ckt_org
int num_input = net->npis;
num_output = 0;
vector<char*> node_set;
vector<string> org_outputs, sim_outputs;
set<string> org_outputs_set;
pis.org_index_start = -1;
pis.org_index_end = -1;
pis.sim_index_start = -1;
pis.sim_index_end = -1;
nd = net->nodes;
cout << "node_set: " << endl;
int input_index = 0, output_index = 0;
while(nd != NULL)
{
if(nd->type == BNET_INPUT_NODE || nd->type == BNET_OUTPUT_NODE)
{
if(nd->type == BNET_INPUT_NODE)
{
string str(nd->name);
internal_index.insert(make_pair(str, input_index));
input_index++;
}
nd = nd->next;
continue;
}
string sname(nd->name);
if((sname.find("sim") != string::npos) && (sname.find("_out") == string::npos))
{
node_set.push_back(nd->name);
internal_index.insert(make_pair(sname, num_output));
num_output++;
nd = nd->next;
continue;
}
//put into node_set the outputs of original network and of simplified network
if(sname.find("inter_") != string::npos)
{
string sin0(nd->inputs[0]);
org_outputs.push_back(sin0);
if(pis.org_index_start == -1) pis.org_index_start = num_output;
string sin1(nd->inputs[1]);
sim_outputs.push_back(sin1);
struct wi_pair wi;
wi.weight = output_index++;
wi.index = -1;
sim_output_wi.insert(make_pair(sin1, wi));
}
nd = nd->next;
}
char *outnode = net->outputs[0];
st_lookup(net->hash, outnode, &nd);
node_set.push_back(nd->name);
num_output++;
cout << "num_output = " << num_output << endl;
num_output += org_outputs.size() * 2;
pis.org_index_end = pis.org_index_start + org_outputs.size() - 1;
pis.sim_index_start = pis.org_index_end + 1;
pis.sim_index_end = pis.sim_index_start + sim_outputs.size() - 1;
cout << "org_index_start = " << pis.org_index_start << ", org_index_end = " << pis.org_index_end << endl;
cout << "sim_index_start = " << pis.sim_index_start << ", sim_index_end = " << pis.sim_index_end << endl;
cout << "org_outputs: " << endl;
for(int i = 0; i < org_outputs.size(); i++)
cout << org_outputs[i] << " ";
cout << endl;
cout << endl << "sim_outputs: " << endl;
int start_index = pis.sim_index_start;
for(int i = 0; i < sim_outputs.size(); i++)
{
cout << sim_outputs[i] << " ";
itrm_sw = sim_output_wi.find(sim_outputs[i]);
itrm_sw->second.index = start_index++;
// sim_output_index.insert(make_pair(sim_outputs[i], start_index++));
}
cout << endl;
//step2. write ckt_org_sim_simu.blif: add the output nodes of the original network as outputs (for error magnitude metric)
string filename = "./blif_files/ckt_org_sim_simu.blif";
ofstream fout;
fout.open(filename.c_str(), iostream::out);
fout << ".model ckt_org_sim_simu" << endl;
fout << ".inputs ";
for(int i = 0; i < net->npis; i++)
fout << "n" << net->inputs[i] << " ";
fout << endl;
fout << ".outputs ";
for(int i = 0; i < node_set.size() - 1; i++)
fout << "n" << node_set[i] << " ";
cout << endl << "1.outputs "<< node_set.size() << endl;
for(int i = 0; i < node_set.size() - 1; i++)
cout << node_set[i] << " ";
cout << endl;
for(int i = 0; i < org_outputs.size(); i++)
fout << "n" << org_outputs[i] << " ";
for(int i = 0; i < sim_outputs.size(); i++)
fout << "n" << sim_outputs[i] << " ";
fout << "n" << node_set[node_set.size()-1] << endl;
nd = net->nodes;
while(nd != NULL)
{
if(nd->type == BNET_INPUT_NODE)
{
nd = nd->next;
continue;
}
fout << ".names ";
for(int i = 0; i < nd->ninp; i++)
fout << "n" << nd->inputs[i] << " ";
fout << "n" << nd->name << endl;
f = nd->f;
while(f != NULL)
{
if (f->values != NULL)
fout << f->values << " " << 1 - nd->polarity << endl;
else
fout << 1 - nd->polarity << endl;
f = f->next;
}
nd = nd->next;
}
fout << ".end" << endl;
fout.close();
//step2.1 convert ckt_org_sim_simu.blif to ckt_org_sim_simu.v
int res = call_abc(1);
if (res != 0)
{
cout << "error in call_abc(1)!" << endl;
exit(1);
}
//step2.2 write testbench file
string dut = "ckt_org_sim_simu";
gen_testbench_sim(num_input, num_output, sample_num, dut);
//step2.3 call vcs to run the simulation
// vector<string> rand;
string po_sig;
call_vcs_sim(rand, simu_res, po_sig, dut);
int num_diff = 0;
for(int j = 0; j < po_sig.size(); j++)
if(po_sig[j] == '1')
num_diff++;
cout << "num_diff = " << num_diff << endl;
real_er = num_diff/(double)sample_num;
//step3. obtain input_signatures
cout << "obtain input_signatures: " << endl;
map<char*, string> input_signatures;
map<char*, string>::iterator itrm_cs;
for(int i = 0; i < net->npis; i++)
{
char *input = net->inputs[i];
st_lookup(net->hash, input, &tmp);
string sig;
for(int j = 0; j < rand.size(); j++)
{
string vec = rand[j];
char c = vec[i];
sig.append(1, c);
}
input_signatures.insert(make_pair(tmp->name, sig));
}
//step4. obtain node_signatures
cout << "obtain node_signatures: " << endl;
map<char*, string> node_signatures;
int index = 0;
nd = net->nodes;
while(nd != NULL)
{
if(nd->type == BNET_INPUT_NODE || nd->type == BNET_OUTPUT_NODE)
{
nd = nd->next;
continue;
}
string sname(nd->name);
if((sname.find("sim") != string::npos) && (sname.find("_out") == string::npos))
{
char *cnode = nd->name;
string signature;
string sig;
for(int j = 0; j < simu_res.size(); j++)
{
string vec = simu_res[j];
char c = vec[index];
sig.append(1, c);
}
node_signatures.insert(pair<char*, string>(cnode, sig));
index++;
}
nd = nd->next;
}
//obtain ave_error_mag
/* vector<int> org_each_bit_sum, sim_each_bit_sum;
int k = 0;
for(int i = sim_index_start; i <= sim_index_end; i++, k++)
{
string sig;
int cur_sum = 0;
for(int j = 0; j < simu_res.size(); j++)
{
string vec = simu_res[j];
char c = vec[i];
sig.append(1, c);
if(c == '1') cur_sum += 1;
}
sim_each_bit_sum.push_back(cur_sum);
}
k = 0;
for(int i = org_index_start; i <= org_index_end; i++, k++)
{
string sig;
int cur_sum = 0;
for(int j = 0; j < simu_res.size(); j++)
{
string vec = simu_res[j];
char c = vec[i];
sig.append(1, c);
if(c == '1') cur_sum += 1;
}
org_each_bit_sum.push_back(cur_sum);
}
for(int i = 0; i < org_outputs.size(); i++)
{
int each_bit_sum_sim = sim_each_bit_sum[i];
int each_bit_sum_org = org_each_bit_sum[i];
ave_error_mag += abs(each_bit_sum_sim - each_bit_sum_org) * pow(2.0,i);
}
ave_error_mag /= sample_num;
cout << "org_each_bit_sum: ";
for(int i = 0; i < org_each_bit_sum.size(); i++) cout << org_each_bit_sum[i] << " ";
cout << endl;
cout << "sim_each_bit_sum: ";
for(int i = 0; i < sim_each_bit_sum.size(); i++) cout << sim_each_bit_sum[i] << " ";
cout << endl;
*/
cout << "in simu_ckt_both: " << endl;
for(int i = 0; i < simu_res.size(); i++)
{
string vec = simu_res[i];
double sim_value = 0, org_value = 0;
string sim_sig, org_sig;
int k = 0;
for(int j = pis.sim_index_start; j <= pis.sim_index_end; j++, k++)
{
char c = vec[j];
sim_sig.append(1, c);
if(c == '1') sim_value += pow(2.0, k);
}
k = 0;
for(int j = pis.org_index_start; j <= pis.org_index_end; j++, k++)
{
char c = vec[j];
org_sig.append(1, c);
if(c == '1') org_value += pow(2.0, k);
}
ave_error_mag += abs(sim_value - org_value);
if (abs(sim_value - org_value) > 0)
cout << abs(sim_value - org_value) << " ";
}
cout << endl;
ave_error_mag /= sample_num;
cout << "after simulation: ave_error_mag = " << ave_error_mag << endl;
//step5. obtain node_pattern_rate from simulation result
struct timeb st, et;
cout << "obtain node_pattern_rate: " << endl;
nd = net->nodes;
while(nd != NULL)
{
if(nd->type == BNET_INPUT_NODE || nd->type == BNET_OUTPUT_NODE)
{
nd = nd->next;
continue;
}
string sname(nd->name);
if((sname.find("sim") != string::npos) && (sname.find("_out") == string::npos))
{
char *cnode = nd->name;
vector<string> in_signatures;
in_signatures.reserve(20);
for(int j = 0; j < nd->ninp; j++)
{
char *innode = nd->inputs[j];
st_lookup(net->hash, innode, &tmp);
if(tmp->type == BNET_INPUT_NODE)
itrm_cs = input_signatures.find(tmp->name);
else
itrm_cs = node_signatures.find(tmp->name);
string signature = itrm_cs->second;
in_signatures.push_back(signature);
}