From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 16:29:10 +0200
Subject: Adding upstream version 86.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../devtools/gc-ubench/benchmarks/deepWeakMap.js   | 40 ++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 js/src/devtools/gc-ubench/benchmarks/deepWeakMap.js

(limited to 'js/src/devtools/gc-ubench/benchmarks/deepWeakMap.js')

diff --git a/js/src/devtools/gc-ubench/benchmarks/deepWeakMap.js b/js/src/devtools/gc-ubench/benchmarks/deepWeakMap.js
new file mode 100644
index 0000000000..bf46d1d97b
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/deepWeakMap.js
@@ -0,0 +1,40 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+tests.set(
+  "deepWeakMap",
+  (function() {
+    var garbage = [];
+    var garbageIndex = 0;
+    return {
+      description: "o={wm,k}; w.mk[k]=o2={wm2,k2}; wm2[k2]=....",
+
+      defaultGarbagePerFrame: "1K",
+      defaultGarbagePiles: "1K",
+
+      load: N => {
+        garbage = new Array(N);
+      },
+
+      unload: () => {
+        garbage = [];
+        garbageIndex = 0;
+      },
+
+      makeGarbage: M => {
+        var initial = {};
+        var prev = initial;
+        for (var i = 0; i < M; i++) {
+          var obj = [new WeakMap(), Object.create(null)];
+          obj[0].set(obj[1], prev);
+          prev = obj;
+        }
+        garbage[garbageIndex++] = initial;
+        if (garbageIndex == garbage.length) {
+          garbageIndex = 0;
+        }
+      },
+    };
+  })()
+);
-- 
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