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→Example
// Print the cache line size
cout << "Cache line size: " << CACHE_LINE_SIZE << " bytes" << endl;
// Run the program using a single thread
cout << "Running program using a single thread" << endl;
high_resolution_clock::time_point start_time = high_resolution_clock::now();
for (int i = 0; i < NUM_ITERATIONS; i++) {
counter1.value++;
counter2.value++;
}
high_resolution_clock::time_point end_time = high_resolution_clock::now();
checkRuntime(start_time, end_time);
cout << "Counter 1: " << counter1.value << endl;
cout << "Counter 2: " << counter2.value << endl;
// Record Run the start timeprogram using multiple threads cout << "Running program using " << NUM_THREADS << " threads" << endl; counter1.value = 0; counter2.value = 0; high_resolution_clock::time_point start_time = high_resolution_clock::now();
thread t1(increment1);
thread t2(increment2);
t1.join();
t2.join();
checkRuntime(start_time, end_time);
cout << "Counter 1: " << counter1.value << endl;
cout << "Counter 2: " << counter2.value << endl;
return 0;
}
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