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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/jit-test/tests/baseline/accessor-ic-shape-replacement.js
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/jit-test/tests/baseline/accessor-ic-shape-replacement.js')
-rw-r--r--js/src/jit-test/tests/baseline/accessor-ic-shape-replacement.js55
1 files changed, 55 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/baseline/accessor-ic-shape-replacement.js b/js/src/jit-test/tests/baseline/accessor-ic-shape-replacement.js
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index 0000000000..7ddf007858
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+++ b/js/src/jit-test/tests/baseline/accessor-ic-shape-replacement.js
@@ -0,0 +1,55 @@
+// Make sure we properly update the getter when we update the holder
+// shape in the getter IC.
+function f(obj) {
+ var x;
+ for (var i = 0; i < 20; ++i) {
+ x = obj.foo;
+ }
+ return x;
+}
+
+var proto = {};
+var obj1 = Object.create(proto);
+var obj2 = Object.create(proto);
+obj2.bar = "5";
+Object.defineProperty(proto, "foo",
+ { get: function() { return 1; }, configurable: true });
+assertEq(f(obj1), 1);
+assertEq(f(obj2), 1);
+
+Object.defineProperty(proto, "foo",
+ { get: function() { return 2; }, configurable: true });
+assertEq(f(obj1), 2);
+assertEq(f(obj2), 2);
+
+// Make sure we properly update the setter when we update the holder
+// shape in the setter IC.
+function g(obj) {
+ var x;
+ for (var i = 0; i < 20; ++i) {
+ obj.foo = i;
+ }
+ return x;
+}
+
+var proto = {};
+var obj1 = Object.create(proto);
+var obj2 = Object.create(proto);
+var sideEffect;
+obj2.bar = "5";
+Object.defineProperty(proto, "foo",
+ { set: function() { sideEffect = 1; }, configurable: true });
+g(obj1);
+assertEq(sideEffect, 1);
+sideEffect = undefined;
+g(obj2);
+assertEq(sideEffect, 1);
+sideEffect = undefined;
+
+Object.defineProperty(proto, "foo",
+ { set: function() { sideEffect = 2; }, configurable: true });
+g(obj1);
+assertEq(sideEffect, 2);
+sideEffect = undefined;
+g(obj2);
+assertEq(sideEffect, 2);