174e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// Copyright 2010 the V8 project authors. All rights reserved. 274e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// Redistribution and use in source and binary forms, with or without 374e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// modification, are permitted provided that the following conditions are 474e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// met: 574e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// 674e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// * Redistributions of source code must retain the above copyright 774e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// notice, this list of conditions and the following disclaimer. 874e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// * Redistributions in binary form must reproduce the above 974e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// copyright notice, this list of conditions and the following 1074e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// disclaimer in the documentation and/or other materials provided 1174e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// with the distribution. 1274e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// * Neither the name of Google Inc. nor the names of its 1374e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// contributors may be used to endorse or promote products derived 1474e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// from this software without specific prior written permission. 1574e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// 1674e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1774e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1874e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1974e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 2074e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2174e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2274e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2374e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2474e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2574e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2674e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2774e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org 2874e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// Test constant folding of smi operations that overflow a 32-bit int 2974e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org// See http://code.google.com/p/v8/issues/detail?id=580 3074e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org 3174e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.orgfunction num_ops() { 3274e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org var x; 3374e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org var tmp = 0; 3474e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org x = (tmp = 1578221999, tmp)+(tmp = 572285336, tmp); 35a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org assertEquals(2150507335, x, "++"); 3674e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org x = 1578221999 + 572285336; 3774e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org assertEquals(2150507335, x); 3874e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org 3974e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org x = (tmp = -1500000000, tmp)+(tmp = -2000000000, tmp); 40a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org assertEquals(-3500000000, x, "+-"); 4174e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org x = -1500000000 + -2000000000; 4274e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org assertEquals(-3500000000, x); 4374e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org 4474e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org x = (tmp = 1578221999, tmp)-(tmp = -572285336, tmp); 45a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org assertEquals(2150507335, x, "--"); 4674e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org x = 1578221999 - -572285336; 4774e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org assertEquals(2150507335, x); 4874e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org 4974e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org x = (tmp = -1500000000, tmp)-(tmp = 2000000000, tmp); 50a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org assertEquals(-3500000000, x, "-+"); 5174e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org x = -1500000000 - 2000000000; 5274e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org assertEquals(-3500000000, x); 5374e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org} 5474e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.org 5574e4e5ea6d118c13967c54fe92c7782ebdcb6eb7kasperl@chromium.orgnum_ops(); 56