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-rw-r--r--js/src/devtools/gc-ubench/benchmarks/bigTextNodes.js42
-rw-r--r--js/src/devtools/gc-ubench/benchmarks/deepWeakMap.js40
-rw-r--r--js/src/devtools/gc-ubench/benchmarks/events.js40
-rw-r--r--js/src/devtools/gc-ubench/benchmarks/expandoEvents.js41
-rw-r--r--js/src/devtools/gc-ubench/benchmarks/globalArrayArrayLiteral.js32
-rw-r--r--js/src/devtools/gc-ubench/benchmarks/globalArrayBuffer.js36
-rw-r--r--js/src/devtools/gc-ubench/benchmarks/globalArrayFgFinalized.js37
-rw-r--r--js/src/devtools/gc-ubench/benchmarks/globalArrayLargeArray.js34
-rw-r--r--js/src/devtools/gc-ubench/benchmarks/globalArrayLargeObject.js36
-rw-r--r--js/src/devtools/gc-ubench/benchmarks/globalArrayNewObject.js33
-rw-r--r--js/src/devtools/gc-ubench/benchmarks/globalArrayObjectLiteral.js32
-rw-r--r--js/src/devtools/gc-ubench/benchmarks/globalArrayReallocArray.js34
-rw-r--r--js/src/devtools/gc-ubench/benchmarks/largeArrayPropertyAndElements.js40
-rw-r--r--js/src/devtools/gc-ubench/benchmarks/noAllocation.js10
-rw-r--r--js/src/devtools/gc-ubench/benchmarks/pairCyclicWeakMap.js46
-rw-r--r--js/src/devtools/gc-ubench/benchmarks/propertyTreeSplitting.js24
-rw-r--r--js/src/devtools/gc-ubench/benchmarks/selfCyclicWeakMap.js42
-rw-r--r--js/src/devtools/gc-ubench/benchmarks/textNodes.js38
18 files changed, 637 insertions, 0 deletions
diff --git a/js/src/devtools/gc-ubench/benchmarks/bigTextNodes.js b/js/src/devtools/gc-ubench/benchmarks/bigTextNodes.js
new file mode 100644
index 0000000000..0a66be03d3
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/bigTextNodes.js
@@ -0,0 +1,42 @@
+/* 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(
+ "bigTextNodes",
+ (function() {
+ var garbage = [];
+ var garbageIndex = 0;
+ return {
+ description: "var foo = [ textNode, textNode, ... ]",
+
+ enabled: "document" in globalThis,
+
+ load: N => {
+ garbage = new Array(N);
+ },
+ unload: () => {
+ garbage = [];
+ garbageIndex = 0;
+ },
+
+ defaultGarbagePerFrame: "8",
+ defaultGarbagePiles: "8",
+
+ makeGarbage: N => {
+ var a = [];
+ var s = "x";
+ for (var i = 0; i < 16; i++) {
+ s = s + s;
+ }
+ for (var i = 0; i < N; i++) {
+ a.push(document.createTextNode(s));
+ }
+ garbage[garbageIndex++] = a;
+ if (garbageIndex == garbage.length) {
+ garbageIndex = 0;
+ }
+ },
+ };
+ })()
+);
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;
+ }
+ },
+ };
+ })()
+);
diff --git a/js/src/devtools/gc-ubench/benchmarks/events.js b/js/src/devtools/gc-ubench/benchmarks/events.js
new file mode 100644
index 0000000000..0fe91b7596
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/events.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(
+ "events",
+ (function() {
+ var garbage = [];
+ var garbageIndex = 0;
+ return {
+ description: "var foo = [ textNode, textNode, ... ]",
+
+ enabled: "document" in globalThis,
+
+ load: N => {
+ garbage = new Array(N);
+ },
+ unload: () => {
+ garbage = [];
+ garbageIndex = 0;
+ },
+
+ defaultGarbagePerFrame: "100K",
+ defaultGarbagePiles: "8",
+
+ makeGarbage: N => {
+ var a = [];
+ for (var i = 0; i < N; i++) {
+ var e = document.createEvent("Events");
+ e.initEvent("TestEvent", true, true);
+ a.push(e);
+ }
+ garbage[garbageIndex++] = a;
+ if (garbageIndex == garbage.length) {
+ garbageIndex = 0;
+ }
+ },
+ };
+ })()
+);
diff --git a/js/src/devtools/gc-ubench/benchmarks/expandoEvents.js b/js/src/devtools/gc-ubench/benchmarks/expandoEvents.js
new file mode 100644
index 0000000000..4c6a53c8fe
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/expandoEvents.js
@@ -0,0 +1,41 @@
+/* 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(
+ "expandoEvents",
+ (function() {
+ var garbage = [];
+ var garbageIndex = 0;
+ return {
+ description: "var foo = [ textNode, textNode, ... ]",
+
+ enabled: "document" in globalThis,
+
+ load: N => {
+ garbage = new Array(N);
+ },
+ unload: () => {
+ garbage = [];
+ garbageIndex = 0;
+ },
+
+ defaultGarbagePerFrame: "100K",
+ defaultGarbagePiles: "8",
+
+ makeGarbage: N => {
+ var a = [];
+ for (var i = 0; i < N; i++) {
+ var e = document.createEvent("Events");
+ e.initEvent("TestEvent", true, true);
+ e.color = ["tuna"];
+ a.push(e);
+ }
+ garbage[garbageIndex++] = a;
+ if (garbageIndex == garbage.length) {
+ garbageIndex = 0;
+ }
+ },
+ };
+ })()
+);
diff --git a/js/src/devtools/gc-ubench/benchmarks/globalArrayArrayLiteral.js b/js/src/devtools/gc-ubench/benchmarks/globalArrayArrayLiteral.js
new file mode 100644
index 0000000000..a9003d8be6
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/globalArrayArrayLiteral.js
@@ -0,0 +1,32 @@
+/* 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(
+ "globalArrayArrayLiteral",
+ (function() {
+ var garbage = [];
+ var garbageIndex = 0;
+ return {
+ description: "var foo = [[], ....]",
+ defaultGarbagePerFrame: "1M",
+ defaultGarbagePiles: "1K",
+
+ load: N => {
+ garbage = new Array(N);
+ },
+ unload: () => {
+ garbage = [];
+ garbageIndex = 0;
+ },
+ makeGarbage: N => {
+ for (var i = 0; i < N; i++) {
+ garbage[garbageIndex++] = ["foo", "bar", "baz", "baa"];
+ if (garbageIndex == garbage.length) {
+ garbageIndex = 0;
+ }
+ }
+ },
+ };
+ })()
+);
diff --git a/js/src/devtools/gc-ubench/benchmarks/globalArrayBuffer.js b/js/src/devtools/gc-ubench/benchmarks/globalArrayBuffer.js
new file mode 100644
index 0000000000..06bf73eea8
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/globalArrayBuffer.js
@@ -0,0 +1,36 @@
+/* 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(
+ "globalArrayBuffer",
+ (function() {
+ var garbage = [];
+ var garbageIndex = 0;
+ return {
+ description: "var foo = ArrayBuffer(N); # (large malloc data)",
+
+ load: N => {
+ garbage = new Array(N);
+ },
+ unload: () => {
+ garbage = [];
+ garbageIndex = 0;
+ },
+
+ defaultGarbagePerFrame: "4M",
+ defaultGarbagePiles: "8K",
+
+ makeGarbage: N => {
+ var ab = new ArrayBuffer(N);
+ var view = new Uint8Array(ab);
+ view[0] = 1;
+ view[N - 1] = 2;
+ garbage[garbageIndex++] = ab;
+ if (garbageIndex == garbage.length) {
+ garbageIndex = 0;
+ }
+ },
+ };
+ })()
+);
diff --git a/js/src/devtools/gc-ubench/benchmarks/globalArrayFgFinalized.js b/js/src/devtools/gc-ubench/benchmarks/globalArrayFgFinalized.js
new file mode 100644
index 0000000000..d61d56b81c
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/globalArrayFgFinalized.js
@@ -0,0 +1,37 @@
+/* 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(
+ "globalArrayFgFinalized",
+ (function() {
+ var garbage = [];
+ var garbageIndex = 0;
+ return {
+ description:
+ "var foo = [ new Map, new Map, ... ]; # (foreground finalized)",
+
+ load: N => {
+ garbage = new Array(N);
+ },
+ unload: () => {
+ garbage = [];
+ garbageIndex = 0;
+ },
+
+ defaultGarbagePiles: "8K",
+ defaultGarbagePerFrame: "48K",
+
+ makeGarbage: N => {
+ var arr = [];
+ for (var i = 0; i < N; i++) {
+ arr.push(new Map());
+ }
+ garbage[garbageIndex++] = arr;
+ if (garbageIndex == garbage.length) {
+ garbageIndex = 0;
+ }
+ },
+ };
+ })()
+);
diff --git a/js/src/devtools/gc-ubench/benchmarks/globalArrayLargeArray.js b/js/src/devtools/gc-ubench/benchmarks/globalArrayLargeArray.js
new file mode 100644
index 0000000000..38e4f2a85b
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/globalArrayLargeArray.js
@@ -0,0 +1,34 @@
+/* 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(
+ "globalArrayLargeArray",
+ (function() {
+ var garbage = [];
+ var garbageIndex = 0;
+ return {
+ description: "var foo = [[...], ....]",
+ defaultGarbagePerFrame: "3M",
+ defaultGarbagePiles: "1K",
+
+ load: N => {
+ garbage = new Array(N);
+ },
+ unload: () => {
+ garbage = [];
+ garbageIndex = 0;
+ },
+ makeGarbage: N => {
+ var a = new Array(N);
+ for (var i = 0; i < N; i++) {
+ a[i] = N - i;
+ }
+ garbage[garbageIndex++] = a;
+ if (garbageIndex == garbage.length) {
+ garbageIndex = 0;
+ }
+ },
+ };
+ })()
+);
diff --git a/js/src/devtools/gc-ubench/benchmarks/globalArrayLargeObject.js b/js/src/devtools/gc-ubench/benchmarks/globalArrayLargeObject.js
new file mode 100644
index 0000000000..ed1c38b271
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/globalArrayLargeObject.js
@@ -0,0 +1,36 @@
+/* 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(
+ "globalArrayLargeObject",
+ (function() {
+ var garbage = [];
+ var garbageIndex = 0;
+ return {
+ description: "var foo = { LARGE }; # (large slots)",
+
+ load: N => {
+ garbage = new Array(N);
+ },
+ unload: () => {
+ garbage = [];
+ garbageIndex = 0;
+ },
+
+ defaultGarbagePiles: "8K",
+ defaultGarbagePerFrame: "64K",
+
+ makeGarbage: N => {
+ var obj = {};
+ for (var i = 0; i < N; i++) {
+ obj["key" + i] = i;
+ }
+ garbage[garbageIndex++] = obj;
+ if (garbageIndex == garbage.length) {
+ garbageIndex = 0;
+ }
+ },
+ };
+ })()
+);
diff --git a/js/src/devtools/gc-ubench/benchmarks/globalArrayNewObject.js b/js/src/devtools/gc-ubench/benchmarks/globalArrayNewObject.js
new file mode 100644
index 0000000000..04487aac20
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/globalArrayNewObject.js
@@ -0,0 +1,33 @@
+/* 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(
+ "globalArrayNewObject",
+ (function() {
+ var garbage = [];
+ var garbageIndex = 0;
+ return {
+ description: "var foo = [new Object(), ....]",
+ defaultGarbagePerFrame: "128K",
+ defaultGarbagePiles: "1K",
+
+ load: N => {
+ garbage = new Array(N);
+ },
+ unload: () => {
+ garbage = [];
+ garbageIndex = 0;
+ },
+
+ makeGarbage: N => {
+ for (var i = 0; i < N; i++) {
+ garbage[garbageIndex++] = new Object();
+ if (garbageIndex == garbage.length) {
+ garbageIndex = 0;
+ }
+ }
+ },
+ };
+ })()
+);
diff --git a/js/src/devtools/gc-ubench/benchmarks/globalArrayObjectLiteral.js b/js/src/devtools/gc-ubench/benchmarks/globalArrayObjectLiteral.js
new file mode 100644
index 0000000000..a31e76bdc6
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/globalArrayObjectLiteral.js
@@ -0,0 +1,32 @@
+/* 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(
+ "globalArrayObjectLiteral",
+ (function() {
+ var garbage = [];
+ var garbageIndex = 0;
+ return {
+ description: "var foo = [{}, ....]",
+ defaultGarbagePerFrame: "384K",
+ defaultGarbagePiles: "1K",
+
+ load: N => {
+ garbage = new Array(N);
+ },
+ unload: () => {
+ garbage = [];
+ garbageIndex = 0;
+ },
+ makeGarbage: N => {
+ for (var i = 0; i < N; i++) {
+ garbage[garbageIndex++] = { a: "foo", b: "bar", 0: "foo", 1: "bar" };
+ if (garbageIndex == garbage.length) {
+ garbageIndex = 0;
+ }
+ }
+ },
+ };
+ })()
+);
diff --git a/js/src/devtools/gc-ubench/benchmarks/globalArrayReallocArray.js b/js/src/devtools/gc-ubench/benchmarks/globalArrayReallocArray.js
new file mode 100644
index 0000000000..54316736e1
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/globalArrayReallocArray.js
@@ -0,0 +1,34 @@
+/* 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(
+ "globalArrayReallocArray",
+ (function() {
+ var garbage = [];
+ var garbageIndex = 0;
+ return {
+ description: "var foo = [[,,,], ....]",
+ defaultGarbagePerFrame: "2M",
+ defaultGarbagePiles: "1K",
+
+ load: N => {
+ garbage = new Array(N);
+ },
+ unload: () => {
+ garbage = [];
+ garbageIndex = 0;
+ },
+ makeGarbage: N => {
+ var a = [];
+ for (var i = 0; i < N; i++) {
+ a[i] = N - i;
+ }
+ garbage[garbageIndex++] = a;
+ if (garbageIndex == garbage.length) {
+ garbageIndex = 0;
+ }
+ },
+ };
+ })()
+);
diff --git a/js/src/devtools/gc-ubench/benchmarks/largeArrayPropertyAndElements.js b/js/src/devtools/gc-ubench/benchmarks/largeArrayPropertyAndElements.js
new file mode 100644
index 0000000000..0202f56e40
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/largeArrayPropertyAndElements.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(
+ "largeArrayPropertyAndElements",
+ (function() {
+ var garbage;
+ var index;
+
+ return {
+ description: "Large array with both properties and elements",
+
+ load: n => {
+ garbage = new Array(n);
+ garbage.fill(null);
+ index = 0;
+ },
+
+ unload: () => {
+ garbage = null;
+ index = 0;
+ },
+
+ defaultGarbagePiles: "100K",
+ defaultGarbagePerFrame: "48K",
+
+ makeGarbage: n => {
+ for (var i = 0; i < n; i++) {
+ index++;
+ index %= garbage.length;
+
+ var obj = {};
+ garbage[index] = obj;
+ garbage["key-" + index] = obj;
+ }
+ },
+ };
+ })()
+);
diff --git a/js/src/devtools/gc-ubench/benchmarks/noAllocation.js b/js/src/devtools/gc-ubench/benchmarks/noAllocation.js
new file mode 100644
index 0000000000..8e6ba53943
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/noAllocation.js
@@ -0,0 +1,10 @@
+/* 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("noAllocation", {
+ description: "Do not generate any garbage.",
+ load: N => {},
+ unload: () => {},
+ makeGarbage: N => {},
+});
diff --git a/js/src/devtools/gc-ubench/benchmarks/pairCyclicWeakMap.js b/js/src/devtools/gc-ubench/benchmarks/pairCyclicWeakMap.js
new file mode 100644
index 0000000000..ac43325b6f
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/pairCyclicWeakMap.js
@@ -0,0 +1,46 @@
+/* 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(
+ "pairCyclicWeakMap",
+ (function() {
+ var garbage = [];
+ var garbageIndex = 0;
+ return {
+ description: "wm1[k1] = k2; wm2[k2] = k3; wm1[k3] = k4; wm2[k4] = ...",
+
+ defaultGarbagePerFrame: "10K",
+ defaultGarbagePiles: "1K",
+
+ load: N => {
+ garbage = new Array(N);
+ },
+
+ unload: () => {
+ garbage = [];
+ garbageIndex = 0;
+ },
+
+ makeGarbage: M => {
+ var wm1 = new WeakMap();
+ var wm2 = new WeakMap();
+ var initialKey = {};
+ var key = initialKey;
+ var value = {};
+ for (var i = 0; i < M / 2; i++) {
+ wm1.set(key, value);
+ key = value;
+ value = {};
+ wm2.set(key, value);
+ key = value;
+ value = {};
+ }
+ garbage[garbageIndex++] = [initialKey, wm1, wm2];
+ if (garbageIndex == garbage.length) {
+ garbageIndex = 0;
+ }
+ },
+ };
+ })()
+);
diff --git a/js/src/devtools/gc-ubench/benchmarks/propertyTreeSplitting.js b/js/src/devtools/gc-ubench/benchmarks/propertyTreeSplitting.js
new file mode 100644
index 0000000000..9fc62b29e2
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/propertyTreeSplitting.js
@@ -0,0 +1,24 @@
+/* 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(
+ "propertyTreeSplitting",
+ (function() {
+ var garbage = [];
+ var garbageIndex = 0;
+ var obj = {};
+ return {
+ description: "use delete to generate Shape garbage (piles are unused)",
+ load: N => {},
+ unload: () => {},
+ makeGarbage: N => {
+ for (var a = 0; a < N; ++a) {
+ obj.x = 1;
+ obj.y = 2;
+ delete obj.x;
+ }
+ },
+ };
+ })()
+);
diff --git a/js/src/devtools/gc-ubench/benchmarks/selfCyclicWeakMap.js b/js/src/devtools/gc-ubench/benchmarks/selfCyclicWeakMap.js
new file mode 100644
index 0000000000..c7736c72b9
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/selfCyclicWeakMap.js
@@ -0,0 +1,42 @@
+/* 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(
+ "selfCyclicWeakMap",
+ (function() {
+ var garbage = [];
+ var garbageIndex = 0;
+ return {
+ description: "var wm = new WeakMap(); wm[k1] = k2; wm[k2] = k3; ...",
+
+ defaultGarbagePerFrame: "10K",
+ defaultGarbagePiles: "1K",
+
+ load: N => {
+ garbage = new Array(N);
+ },
+
+ unload: () => {
+ garbage = [];
+ garbageIndex = 0;
+ },
+
+ makeGarbage: M => {
+ var wm = new WeakMap();
+ var initialKey = {};
+ var key = initialKey;
+ var value = {};
+ for (var i = 0; i < M; i++) {
+ wm.set(key, value);
+ key = value;
+ value = {};
+ }
+ garbage[garbageIndex++] = [initialKey, wm];
+ if (garbageIndex == garbage.length) {
+ garbageIndex = 0;
+ }
+ },
+ };
+ })()
+);
diff --git a/js/src/devtools/gc-ubench/benchmarks/textNodes.js b/js/src/devtools/gc-ubench/benchmarks/textNodes.js
new file mode 100644
index 0000000000..07fd07e7b7
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/textNodes.js
@@ -0,0 +1,38 @@
+/* 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(
+ "textNodes",
+ (function() {
+ var garbage = [];
+ var garbageIndex = 0;
+ return {
+ description: "var foo = [ textNode, textNode, ... ]",
+
+ enabled: "document" in globalThis,
+
+ load: N => {
+ garbage = new Array(N);
+ },
+ unload: () => {
+ garbage = [];
+ garbageIndex = 0;
+ },
+
+ defaultGarbagePerFrame: "100K",
+ defaultGarbagePiles: "8",
+
+ makeGarbage: N => {
+ var a = [];
+ for (var i = 0; i < N; i++) {
+ a.push(document.createTextNode("t" + i));
+ }
+ garbage[garbageIndex++] = a;
+ if (garbageIndex == garbage.length) {
+ garbageIndex = 0;
+ }
+ },
+ };
+ })()
+);