benchmark: add v8 serialize benchmark

Author: anonrig

benchmark/v8/serialize.js

@@ -0,0 +1,16 @@
+'use strict';
+
+const common = require('../common.js');
+const v8 = require('v8');
+
+const bench = common.createBenchmark(main, {
+  n: [1e6]
+});
+
+function main({ n }) {
+  const typedArray = new BigUint64Array();
+  bench.start();
+  for (let i = 0; i < n; i++)
+    v8.serialize({ a: 1, b: typedArray });
+  bench.end(n);
+}