1 files changed, 44 insertions, 0 deletions
diff --git a/cpu_loads/simd.cpp b/cpu_loads/simd.cpp
new file mode 100644
index 00000000..3add21fb
--- /dev/null
+++ b/cpu_loads/simd.cpp
@@ -0,0 +1,44 @@
+#include <arpa/inet.h>
+#include <cutils/sockets.h>
+#include <fcntl.h>
+#include <hardware/gralloc.h>
+#include <sys/stat.h>
+#include <sys/wait.h>
+#include <unistd.h>
+#include <algorithm>
+#include <chrono>
+#include <fstream>
+#include <iostream>
+#include <numeric>
+#include <string>
+#include <tuple>
+#include <vector>
+
+#define EIGEN_RUNTIME_NO_MALLOC
+
+#include <Eigen/Dense>
+
+using namespace std;
+
+int main(int, char**) {
+    Eigen::MatrixXd a(8192, 8192);
+    Eigen::MatrixXd b(8192, 8192);
+    Eigen::MatrixXd c(8192, 8192);
+
+    for (int i = 0; i < 8192; i++) {
+        for (int j = 0; j < 8192; j++) {
+            a(i, j) = 1 + i * j;
+            b(i, j) = 2 + i * j;
+            c(i, j) = 3 + i * j;
+        }
+    }
+
+    cout << "starting" << endl;
+    while (true) {
+        a.noalias() += (b * c);
+        b(1, 5) += 5.0;
+        c(5, 1) -= 5.0;
+    }
+
+    return 0;
+}