add micro-benchmark of array.reduce, array.reduceRight for frozen object

Bug: v8:6831
Change-Id: I61d4080e11e354fb47d5c79c3c26076488f3fe13
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1656852
Commit-Queue: Z Nguyen-Huu <duongn@microsoft.com>
Reviewed-by: Simon Zünd <szuend@chromium.org>
Reviewed-by: Toon Verwaest <verwaest@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62156}

test/js-perf-test/JSTests5.json

@@ -583,7 +583,9 @@
         {"name": "SpreadCall"},
         {"name": "SpreadCallSpreadLiteral"},
         {"name": "HasOwnProperty"},
-        {"name": "ArrayMap"}
+        {"name": "ArrayMap"},
+        {"name": "ArrayReduce"},
+        {"name": "ArrayReduceRight"}
       ]
     },
     {

test/js-perf-test/ObjectFreeze/array-reduce.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 setupArrayReduce(length) {
+  let a = new Array(length);
+  for (let i=0;i<length;i++) {
+    a[i] = ''+i;
+  }
+  return Object.freeze(a);
+}
+
+const kArraylength = 200;
+const frozenArrayReduce = setupArrayReduce(kArraylength);
+
+const reducer = (accumulator, currentValue) => accumulator + Number(currentValue);
+
+function driverArrayReduce(n) {
+  let result = 0;
+  for (let i=0;i<n;i++) {
+    result = frozenArrayReduce.reduce(reducer);
+  }
+  return result;
+}
+
+const kIterations = 1e3;
+
+function ArrayReduce() {
+  driverArrayReduce(kIterations);
+}
+
+const kIterationsWarmUp = [1e1, 1e2];
+
+function ArrayReduceWarmUp() {
+  driverArrayReduce(kIterationsWarmUp[0]);
+  driverArrayReduce(kIterationsWarmUp[1]);
+}
+
+const kRun = 1e1;
+createSuite('ArrayReduce', kRun, ArrayReduce, ArrayReduceWarmUp);
+
+function driverArrayReduceRight(n) {
+  let result = 0;
+  for (let i=0;i<n;i++) {
+    result = frozenArrayReduce.reduceRight(reducer);
+  }
+  return result;
+}
+
+function ArrayReduceRight() {
+  driverArrayReduceRight(kIterations);
+}
+
+function ArrayReduceRightWarmUp() {
+  driverArrayReduceRight(kIterationsWarmUp[0]);
+  driverArrayReduceRight(kIterationsWarmUp[1]);
+}
+
+createSuite('ArrayReduceRight', kRun, ArrayReduceRight, ArrayReduceRightWarmUp);

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

@@ -7,6 +7,7 @@ load('array-indexof-includes.js');
 load('spread-call.js');
 load('has-own-property.js');
 load('array-map.js');
+load('array-reduce.js');
 
 function PrintResult(name, result) {
   console.log(name);