1// Copyright 2011 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 --expose-gc 29 30var a = new Array(10); 31 32function test_load_set_smi(a) { 33 return a[0] = a[0] = 1; 34} 35 36test_load_set_smi(a); 37test_load_set_smi(a); 38test_load_set_smi(123); 39 40function test_load_set_smi_2(a) { 41 return a[0] = a[0] = 1; 42} 43 44test_load_set_smi_2(a); 45%OptimizeFunctionOnNextCall(test_load_set_smi_2); 46test_load_set_smi_2(a); 47test_load_set_smi_2(0); 48%DeoptimizeFunction(test_load_set_smi_2); 49gc(); // Makes V8 forget about type information for test_load_set_smi. 50 51var b = new Object(); 52 53function test_load_set_smi_3(b) { 54 return b[0] = b[0] = 1; 55} 56 57test_load_set_smi_3(b); 58test_load_set_smi_3(b); 59test_load_set_smi_3(123); 60 61function test_load_set_smi_4(b) { 62 return b[0] = b[0] = 1; 63} 64 65test_load_set_smi_4(b); 66%OptimizeFunctionOnNextCall(test_load_set_smi_4); 67test_load_set_smi_4(b); 68test_load_set_smi_4(0); 69%DeoptimizeFunction(test_load_set_smi_4); 70gc(); // Makes V8 forget about type information for test_load_set_smi. 71