15d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// Copyright 2011 the V8 project authors. All rights reserved. 25d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// Redistribution and use in source and binary forms, with or without 35d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// modification, are permitted provided that the following conditions are 45d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// met: 55d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// 65d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// * Redistributions of source code must retain the above copyright 75d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// notice, this list of conditions and the following disclaimer. 85d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// * Redistributions in binary form must reproduce the above 95d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// copyright notice, this list of conditions and the following 105d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// disclaimer in the documentation and/or other materials provided 115d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// with the distribution. 125d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// * Neither the name of Google Inc. nor the names of its 135d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// contributors may be used to endorse or promote products derived 145d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// from this software without specific prior written permission. 155d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// 165d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 175d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 185d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 195d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 205d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 215d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 225d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 235d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 245d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 255d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 265d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 275d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org 285d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// The first count times, test is called with an integer argument and 295d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// crankshaft produces code for int32 representation. Test that the 305d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// implementation correctly deoptimizes. 315d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org 325d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org// Flags: --allow-natives-syntax 335d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org 345d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.orgfunction test(x) { 355d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org var xp = x * 1 - 1; 365d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org return xp; 375d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org} 385d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org 395d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org 405d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.orgfunction check(count) { 415d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org %DeoptimizeFunction(test); 425d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org var i; 435d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org for(var x=0; x < count; x++){ 445d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org for(var y=0; y < count; y++){ 455d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org i = test(x / 100); 465d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org } 475d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org } 485d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org assertEquals((count - 1) / 100, i + 1); 495d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org} 505d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org 515d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.org 525d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.orgcheck(150); 535d6c1f5b20195b800bc6db146920fd6f878d1fd4vegorov@chromium.orgcheck(200); 54f9841897146bc10dbb3c45f0632bb79254602c75machenbach@chromium.orgcheck(350); 55