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 --no-use-osr 29 30function foo_smi(a, b) { 31 var result = a * b; 32 result += a * 35; 33 result += a * -1; 34 result += a * 1; 35 result += a * 0; 36 return result * a; 37} 38 39function foo_int(a, b) { 40 var result = a * b; 41 result += a * 35; 42 result += a * -1; 43 result += a * 1; 44 result += a * 0; 45 return result * a; 46} 47 48foo_smi(10, 5); 49var r1 = foo_smi(10, 5); 50%OptimizeFunctionOnNextCall(foo_smi); 51var r2 = foo_smi(10, 5); 52 53assertEquals(r1, r2); 54 55foo_int(10, 21474800); 56var r3 = foo_int(10, 21474800); 57%OptimizeFunctionOnNextCall(foo_int); 58var r4 = foo_int(10, 21474800); 59 60assertEquals(r3, r4); 61 62// Check overflow with -1 constant. 63function foo2(value) { 64 return value * -1; 65} 66 67foo2(-2147483600); 68foo2(-2147483600); 69%OptimizeFunctionOnNextCall(foo2); 70assertEquals(2147483648, foo2(-2147483648)); 71