Reworked unit tests for machine and renamed test_programs directory

test/riscv_instructions/boolean_logic/comparisons.c

@@ -0,0 +1,15 @@
+int main() {
+    int x = 0;
+    int y = 1;
+    while (x <= y) {
+        if (x > y) {
+            x += 1;
+        } else if (x == y) {
+            x += y;
+        } else if (x < y) {
+            y += 1;
+        } else {
+            return 0;
+        }
+    }
+}