v8/test/mjsunit/compiler/array-push-3.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

55 lines
1.3 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 --opt
// Test side effects on arguments evaluation.
(function() {
const a = [];
const bar = x => { a.push(x); return x; };
const foo = x => a.push(bar(x), bar(x));
%PrepareFunctionForOptimization(foo);
foo(1);
foo(2);
%OptimizeFunctionOnNextCall(foo);
foo(3);
assertEquals([1,1,1,1, 2,2,2,2, 3,3,3,3], a);
})();
// Test invalidation on arguments evaluation.
(function() {
let y = 1;
const a = [];
const bar = x => { a.push(y); return x; }
const foo = x => a.push(bar(x), bar(x));
%PrepareFunctionForOptimization(foo);
foo(1);
y = 2;
foo(2);
%OptimizeFunctionOnNextCall(foo);
y = 3;
foo(3);
assertOptimized(foo);
y = 4.4;
foo(4);
assertEquals([1,1,1,1, 2,2,2,2, 3,3,3,3, 4.4,4.4,4,4], a);
})();
(function() {
let y = 1;
const a = [0.5];
const bar = x => { a.push(y); return x; }
const foo = x => a.push(bar(x), bar(x));
%PrepareFunctionForOptimization(foo);
foo(1);
y = 2;
foo(2);
%OptimizeFunctionOnNextCall(foo);
y = 3;
foo(3);
assertOptimized(foo);
y = '4';
foo(4);
assertEquals([0.5, 1,1,1,1, 2,2,2,2, 3,3,3,3, '4','4',4,4], a);
})();