1// Copyright 2014 the V8 project authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5// Flags: --allow-natives-syntax 6 7var k = "x"; 8var o1 = {x: 10}; 9var o2 = {x: 11, y: 20}; 10var o3 = {x: 12, y: 20, z: 100}; 11 12function f(o) { 13 var result = 0; 14 for (var i = 0; i < 100; i++) { 15 result += o[k]; 16 } 17 return result; 18} 19 20f(o1); 21f(o1); 22f(o1); 23%OptimizeFunctionOnNextCall(f); 24assertEquals(1000, f(o1)); 25 26f(o2); 27f(o2); 28f(o2); 29%OptimizeFunctionOnNextCall(f); 30assertEquals(1100, f(o2)); 31 32f(o3); 33f(o3); 34f(o3); 35%OptimizeFunctionOnNextCall(f); 36assertEquals(1200, f(o3)); 37 38(function CountOperationDeoptimizationGetter() { 39 var global = {}; 40 global.__defineGetter__("A", function () { return "x"; }); 41 42 function h() { 43 return "A"; 44 } 45 46 function g(a, b, c) { 47 try { 48 return a + b.toString() + c; 49 } catch (e) { } 50 } 51 52 function test(o) { 53 return g(1, o[h()]--, 10); 54 } 55 56 test(global); 57 test(global); 58 %OptimizeFunctionOnNextCall(test); 59 print(test(global)); 60})(); 61 62 63(function CountOperationDeoptimizationPoint() { 64 function test() { 65 this[0, ""]--; 66 } 67 68 test(); 69 test(); 70 %OptimizeFunctionOnNextCall(test); 71 test(); 72})(); 73