v8/test/mjsunit/compiler/serializer-accessors.js
Camillo Bruni e3e8ea5d65 [flags] Rename --opt to --turbofan
To be consistent with the all the other tiers and avoid confusion, we
rename --opt to ---turbofan, and --always-opt to --always-turbofan.

Change-Id: Ie23dc8282b3fb4cf2fbf73b6c3d5264de5d09718
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3610431
Reviewed-by: Leszek Swirski <leszeks@chromium.org>
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Reviewed-by: Jakob Linke <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/main@{#80336}
2022-05-03 12:10:30 +00:00

43 lines
1.1 KiB
JavaScript

// 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 --turbofan --no-always-turbofan
var expect_interpreted = true;
class C {
get prop() {
return 42;
}
set prop(v) {
if (!%IsDictPropertyConstTrackingEnabled()) {
// TODO(v8:11457) If v8_dict_property_const_tracking is enabled, then
// C.prototype is a dictionary mode object and we cannot inline the call
// to this setter, yet.
assertEquals(expect_interpreted, %IsBeingInterpreted());
}
%TurbofanStaticAssert(v === 43);
}
}
const c = new C();
function foo() {
assertEquals(expect_interpreted, %IsBeingInterpreted());
%TurbofanStaticAssert(c.prop === 42);
c.prop = 43;
}
%PrepareFunctionForOptimization(
Object.getOwnPropertyDescriptor(C.prototype, 'prop').get);
%PrepareFunctionForOptimization(
Object.getOwnPropertyDescriptor(C.prototype, 'prop').set);
%PrepareFunctionForOptimization(foo);
foo();
foo();
expect_interpreted = false;
%OptimizeFunctionOnNextCall(foo);
foo();