Add micro-benchmark of array.indexOf, array.includes for frozen objects

Bug: v8:6831
Change-Id: I4d244771629a1c4785353f125d919793bdf37267
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1604408Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Commit-Queue: Z Nguyen-Huu <duongn@microsoft.com>
Cr-Commit-Position: refs/heads/master@{#61430}

test/js-perf-test/JSTests5.json

@@ -571,7 +571,9 @@
       "results_regexp": "^%s\\-Numbers\\(Score\\): (.+)$",
       "tests": [
         {"name": "TaggedTemplate"},
-        {"name": "TaggedTemplateLoose"}
+        {"name": "TaggedTemplateLoose"},
+        {"name": "ArrayIndexOf"},
+        {"name": "ArrayIncludes"}
       ]
     },
     {

test/js-perf-test/ObjectFreeze/array-indexof-includes.js

+// Copyright 2019 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+function setupArray(length) {
+  var a = new Array(length);
+  for (var i=0;i<length;i++) {
+    a[i] = ''+i;
+  }
+  return Object.freeze(a);
+}
+
+const frozenArray = setupArray(200);
+
+function driverArrayIndexOf(n) {
+  let result = 0;
+  for (var i=0;i<n;i++) {
+    result += frozenArray.indexOf(''+i)==-1?0:1;
+  }
+  return result;
+}
+
+function ArrayIndexOf() {
+  driverArrayIndexOf(1e4);
+}
+
+function ArrayIndexOfWarmUp() {
+  driverArrayIndexOf(1e1);
+  driverArrayIndexOf(1e2);
+  driverArrayIndexOf(1e3);
+}
+
+createSuite('ArrayIndexOf', 10, ArrayIndexOf, ArrayIndexOfWarmUp);
+
+function driverArrayIncludes(n) {
+  let result = 0;
+  for (var i=0;i<n;i++) {
+    result += frozenArray.includes(''+i)?0:1;
+  }
+  return result;
+}
+
+function ArrayIncludes() {
+  driverArrayIncludes(1e4);
+}
+
+function ArrayIncludesWarmUp() {
+  driverArrayIncludes(1e1);
+  driverArrayIncludes(1e2);
+  driverArrayIncludes(1e3);
+}
+
+createSuite('ArrayIncludes', 10, ArrayIncludes, ArrayIncludesWarmUp);

test/js-perf-test/ObjectFreeze/run.js

@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 load('../base.js');
 load('tagged-template.js');
+load('array-indexof-includes.js');
 
 function PrintResult(name, result) {
   console.log(name);