v8/test/mjsunit/compiler/deopt-closure.js
Ross McIlroy 31a3cfbc10 [Test] Add PrepareForOptimization to mjsunit/compiler
BUG=v8:8801

Change-Id: I9d9d9824c6c9ad0176bbfd3723da1b578b17c256
Reviewed-on: https://chromium-review.googlesource.com/c/1495555
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Cr-Commit-Position: refs/heads/master@{#60001}
2019-03-04 12:25:41 +00:00

51 lines
1.2 KiB
JavaScript

// Copyright 2017 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
(function TestMaterializeTargetOfInterpretedFrame() {
function f(x) {
function g() {
%_DeoptimizeNow();
return x + 1;
}
return g();
}
%PrepareFunctionForOptimization(f);
assertEquals(24, f(23));
assertEquals(43, f(42));
%OptimizeFunctionOnNextCall(f);
assertEquals(66, f(65));
})();
(function TestMaterializeTargetOfArgumentsAdaptorFrame() {
function f(x) {
function g(a, b, c) {
%_DeoptimizeNow();
return x + 1;
}
return g();
}
%PrepareFunctionForOptimization(f);
assertEquals(24, f(23));
assertEquals(43, f(42));
%OptimizeFunctionOnNextCall(f);
assertEquals(66, f(65));
})();
(function TestMaterializeTargetOfConstructStubFrame() {
function f(x) {
function g() {
%_DeoptimizeNow();
this.val = x + 1;
}
return new g();
}
%PrepareFunctionForOptimization(f);
assertEquals({ val: 24 }, f(23));
assertEquals({ val: 43 }, f(42));
%OptimizeFunctionOnNextCall(f);
assertEquals({ val: 66 }, f(65));
})();