v8/test/debugger/debug/debug-optimize.js
Ross McIlroy c0720d28db [Test] Add PrepareForOptimization to debugger/ tests.
BUG=v8:8801

Change-Id: Id5ef6219ba2dca2be0603dd0d45e7b27136836e9
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1587391
Reviewed-by: Mythri Alle <mythria@chromium.org>
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61085}
2019-04-29 13:47:16 +00:00

56 lines
898 B
JavaScript

// Copyright 2015 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: --opt --no-always-opt --turbo-inlining
var Debug = debug.Debug;
function f1() {
return 1;
}
function f2() {
return 2;
}
function f3() {
return f1();
}
function f4() {
return 4;
}
function optimize(f) {
%PrepareFunctionForOptimization(f);
f();
f();
%OptimizeFunctionOnNextCall(f);
f();
}
optimize(f1);
optimize(f2);
optimize(f3);
Debug.setListener(function() {});
assertOptimized(f1);
assertOptimized(f2);
assertOptimized(f3);
Debug.setBreakPoint(f1, 1);
// Setting break point deoptimizes f1 and f3 (which inlines f1).
assertUnoptimized(f1);
assertOptimized(f2);
assertUnoptimized(f3);
// We can optimize with break points set.
optimize(f4);
assertOptimized(f4);
Debug.setListener(null);