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Side by Side Diff: tests/language/vm/lazy_deopt_with_exception_and_stacktrace_test.dart

Issue 2374173002: Revert "Pass new pool pointer to the JumpToException stub instead of reloading in through the frame… (Closed)
Patch Set: Created 4 years, 2 months ago
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1 // Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file.
4 // Test deoptimization on an optimistically hoisted smi check.
5 // VMOptions=--optimization-counter-threshold=10 --no-background-compilation -- enable-inlining-annotations
6
7 // Test that lazy deoptimization works if the program returns to a function
8 // that is scheduled for lazy deoptimization via an exception.
9
10 import 'package:expect/expect.dart';
11
12 class C {
13 var x = 42;
14 }
15
16
17 const NeverInline = "NeverInline";
18
19 @NeverInline
20 AA(C c, bool b) {
21 if (b) {
22 c.x = 2.5;
23 throw 123;
24 }
25 }
26
27 @NeverInline
28 T1(C c, bool b) {
29 try {
30 AA(c, b);
31 } on dynamic catch (e, st) {
32 print(e);
33 print(st);
34 }
35 return c.x + 1;
36 }
37
38
39 @NeverInline
40 T2(C c, bool b) {
41 try {
42 AA(c, b);
43 } on String catch(e, st) {
44 print(e);
45 print(st);
46 Expect.isTrue(false);
47 } on int catch(e, st) {
48 Expect.equals(e, 123);
49 Expect.equals(b, true);
50 Expect.equals(c.x, 2.5);
51 print(st);
52 }
53 return c.x + 1;
54 }
55
56
57 main() {
58 var c = new C();
59 for (var i = 0; i < 10000; ++i) {
60 T1(c, false);
61 T2(c, false);
62 }
63 Expect.equals(43, T1(c, false));
64 Expect.equals(43, T2(c, false));
65 Expect.equals(3.5, T1(c, true));
66 Expect.equals(3.5, T2(c, true));
67 }
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