benchmark: add startup benchmark for loading public modules

Adding a new benchmark for testing the performance of loading
available public modules.

PR-URL: #35816
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>

benchmark/fixtures/require-builtins.js

@@ -0,0 +1,46 @@
+'use strict';
+
+const list = [
+  'async_hooks',
+  'assert',
+  'buffer',
+  'child_process',
+  'console',
+  'constants',
+  'crypto',
+  'cluster',
+  'dgram',
+  'dns',
+  'domain',
+  'events',
+  'fs',
+  'http',
+  'http2',
+  'https',
+  'inspector',
+  'module',
+  'net',
+  'os',
+  'path',
+  'perf_hooks',
+  'process',
+  'punycode',
+  'querystring',
+  'readline',
+  'repl',
+  'stream',
+  'string_decoder',
+  'timers',
+  'tls',
+  'trace_events',
+  'tty',
+  'url',
+  'util',
+  'vm',
+  'zlib',
+];
+
+for (let i = 0; i < list.length; ++i) {
+  const item = list[i];
+  require(item);
+}

benchmark/misc/startup.js

@@ -7,7 +7,11 @@ let Worker;  // Lazy loaded in main
 
 const bench = common.createBenchmark(main, {
   dur: [1],
-  script: ['benchmark/fixtures/require-cachable', 'test/fixtures/semicolon'],
+  script: [
+    'benchmark/fixtures/require-builtins',
+    'benchmark/fixtures/require-cachable',
+    'test/fixtures/semicolon',
+  ],
   mode: ['process', 'worker']
 }, {
   flags: ['--expose-internals']