// 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 (function test() { function foo(a) { a.push(a.length = 2); } foo([1]); foo([1]); %OptimizeFunctionOnNextCall(foo); foo([1]); %OptimizeFunctionOnNextCall(foo); foo([1]); assertOptimized(foo); })(); (function testElementTypeCheckSmi() { function foo(a) { a.push('a'); } foo([1]); foo([1]); %OptimizeFunctionOnNextCall(foo); foo([1]); %OptimizeFunctionOnNextCall(foo); foo([1]); assertOptimized(foo); })(); (function testElementTypeCheckDouble() { function foo(a) { a.push('a'); } foo([0.3413312]); foo([0.3413312]); %OptimizeFunctionOnNextCall(foo); foo([0.3413312]); %OptimizeFunctionOnNextCall(foo); foo([0.3413312]); assertOptimized(foo); })(); (function test() { function bar(a) { a.x = 2 }; %NeverOptimizeFunction(bar); function foo(a) { a.push(bar(a)); } foo(["1"]); foo(["1"]); %OptimizeFunctionOnNextCall(foo); foo(["1"]); %OptimizeFunctionOnNextCall(foo); foo(["1"]); assertOptimized(foo); })(); (function test() { function foo(a) { a.push(a.length = 2); } foo([0.34234]); foo([0.34234]); %OptimizeFunctionOnNextCall(foo); foo([0.34234]); %OptimizeFunctionOnNextCall(foo); foo([0.34234]); assertOptimized(foo); })(); (function test() { const N = 128 * 1024; function foo(a) { a.push(1); } foo(new Array(N)); foo(new Array(N)); %OptimizeFunctionOnNextCall(foo); foo(new Array(N)); %OptimizeFunctionOnNextCall(foo); foo(new Array(N)); assertOptimized(foo); })(); (function test() { function mkArray() { const N = 128 * 1024; let a = [0.1]; a.length = N; return a; } function foo(a) { a.push(0.23441233123); } foo(mkArray()); foo(mkArray()); %OptimizeFunctionOnNextCall(foo); foo(mkArray()); %OptimizeFunctionOnNextCall(foo); foo(mkArray()); assertOptimized(foo); })();