Included chrono clock for higher precision.

DRAMSys/simulator/main.cpp

@@ -39,7 +39,7 @@
 #include <systemc.h>
 #include <utility>
 #include <vector>
-#include <ctime>
+#include <chrono>
 
 #include "DRAMSys.h"
 #include "TraceSetup.h"
@@ -53,6 +53,11 @@ string pathOfFile(string file)
     return file.substr(0, file.find_last_of('/'));
 }
 
+int main(int argc, char **argv)
+{
+    return sc_main(argc, argv);
+}
+
 int sc_main(int argc, char **argv)
 {
     sc_set_time_resolution(1, SC_PS);
@@ -105,7 +110,7 @@ int sc_main(int argc, char **argv)
     }
 
     // Store the starting of the simulation in wallclock time:
-    clock_t simStartTime = clock();
+    auto start = std::chrono::high_resolution_clock::now();
 
     // Kickstart the players:
     for (auto &p : players) {
@@ -116,8 +121,9 @@ int sc_main(int argc, char **argv)
     sc_set_stop_mode(SC_STOP_FINISH_DELTA);
     sc_start();
 
-    double elapsed_secs = double(clock() - simStartTime) / CLOCKS_PER_SEC;
-    cout << "Simulation took " + to_string(elapsed_secs) + " seconds" << endl;
+    auto finish = std::chrono::high_resolution_clock::now();
+    std::chrono::duration<double> elapsed = finish - start;
+    std::cout << "Simulation took " + std::to_string(elapsed.count()) + " seconds." << std::endl;
 
     delete dramSys;
     delete ts;