1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
|
// 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.
// Flags: --allow-natives-syntax
{
const realm = Realm.createAllowCrossRealmAccess();
const foo = Realm.eval(realm, "function foo() { return this.foo }; foo");
%PrepareFunctionForOptimization(foo);
assertSame(foo(), foo);
%OptimizeFunctionOnNextCall(foo);
assertSame(foo(), foo);
}
// detachGlobal, old map
{
const realm = Realm.createAllowCrossRealmAccess();
const foo = Realm.eval(realm, "function foo() { return this.foo }; foo");
%PrepareFunctionForOptimization(foo);
assertSame(foo(), foo);
Realm.detachGlobal(realm);
%OptimizeFunctionOnNextCall(foo);
assertThrows(foo);
}
// navigate, old map
{
const realm = Realm.createAllowCrossRealmAccess();
const foo = Realm.eval(realm, "function foo() { return this.foo }; foo");
%PrepareFunctionForOptimization(foo);
assertSame(foo(), foo);
Realm.navigate(realm);
%OptimizeFunctionOnNextCall(foo);
assertThrows(foo);
}
// detachGlobal, new map
{
const realm = Realm.createAllowCrossRealmAccess();
const foo = Realm.eval(realm, "function foo() { return this.foo }; foo");
assertSame(foo(), foo);
Realm.detachGlobal(realm);
%PrepareFunctionForOptimization(foo);
assertThrows(foo);
%OptimizeFunctionOnNextCall(foo);
assertThrows(foo);
}
// navigate, new map
{
const realm = Realm.createAllowCrossRealmAccess();
const foo = Realm.eval(realm, "function foo() { return this.foo }; foo");
assertSame(foo(), foo);
Realm.navigate(realm);
%PrepareFunctionForOptimization(foo);
assertThrows(foo);
%OptimizeFunctionOnNextCall(foo);
assertThrows(foo);
}
// detachGlobal, old and new map
{
const realm = Realm.createAllowCrossRealmAccess();
const foo = Realm.eval(realm, "function foo() { return this.foo }; foo");
%PrepareFunctionForOptimization(foo);
assertSame(foo(), foo);
Realm.detachGlobal(realm);
assertThrows(foo);
%OptimizeFunctionOnNextCall(foo);
assertThrows(foo);
}
// navigate, old and new map
{
const realm = Realm.createAllowCrossRealmAccess();
const foo = Realm.eval(realm, "function foo() { return this.foo }; foo");
%PrepareFunctionForOptimization(foo);
assertSame(foo(), foo);
Realm.navigate(realm);
assertThrows(foo);
%OptimizeFunctionOnNextCall(foo);
assertThrows(foo);
}
|
