1// Copyright 2013 the V8 project authors. All rights reserved. 2// Redistribution and use in source and binary forms, with or without 3// modification, are permitted provided that the following conditions are 4// met: 5// 6// * Redistributions of source code must retain the above copyright 7// notice, this list of conditions and the following disclaimer. 8// * Redistributions in binary form must reproduce the above 9// copyright notice, this list of conditions and the following 10// disclaimer in the documentation and/or other materials provided 11// with the distribution. 12// * Neither the name of Google Inc. nor the names of its 13// contributors may be used to endorse or promote products derived 14// from this software without specific prior written permission. 15// 16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28// Flags: --allow-natives-syntax 29 30 31function f(o) { 32 return Math.floor(o.x_smi) + 1; 33} 34 35assertEquals(2, f({x_smi:1})); 36assertEquals(2, f({x_smi:1})); 37%OptimizeFunctionOnNextCall(f); 38assertEquals(2, f({x_smi:1})); 39 40function f2(o) { 41 return Math.floor(o.x_tagged) + 1; 42} 43 44var o = {x_tagged:{}}; 45o.x_tagged = 1.4; 46assertEquals(2, f2(o)); 47assertEquals(2, f2(o)); 48%OptimizeFunctionOnNextCall(f2); 49assertEquals(2, f2(o)); 50 51function f3(o) { 52 return Math.round(o.x_smi) + 1; 53} 54 55assertEquals(2, f3({x_smi:1})); 56assertEquals(2, f3({x_smi:1})); 57%OptimizeFunctionOnNextCall(f3); 58assertEquals(2, f3({x_smi:1})); 59 60function f4(o) { 61 return Math.round(o.x_tagged) + 1; 62} 63 64assertEquals(2, f4(o)); 65assertEquals(2, f4(o)); 66%OptimizeFunctionOnNextCall(f4); 67assertEquals(2, f4(o)); 68