106e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// Copyright 2012 the V8 project authors. All rights reserved. 206e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// Redistribution and use in source and binary forms, with or without 306e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// modification, are permitted provided that the following conditions are 406e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// met: 506e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// 606e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// * Redistributions of source code must retain the above copyright 706e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// notice, this list of conditions and the following disclaimer. 806e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// * Redistributions in binary form must reproduce the above 906e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// copyright notice, this list of conditions and the following 1006e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// disclaimer in the documentation and/or other materials provided 1106e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// with the distribution. 1206e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// * Neither the name of Google Inc. nor the names of its 1306e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// contributors may be used to endorse or promote products derived 1406e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// from this software without specific prior written permission. 1506e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// 1606e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1706e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1806e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1906e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 2006e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2106e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2206e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2306e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2406e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2506e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2606e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2706e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org 2806e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// Flags: --allow-natives-syntax 2906e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org 3006e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// Test CompareIC stubs for normal and strict equality comparison of known 3106e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// objects in slow mode. These objects share the same map even though they 3206e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// might have completely different properties. 3306e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org 3406e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.orgfunction eq(a, b) { 3506e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org return a == b; 3606e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org} 3706e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org 3806e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.orgfunction eq_strict(a, b) { 3906e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org return a === b; 4006e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org} 4106e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org 4206e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.orgfunction test(a, b) { 4306e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org // Check CompareIC for equality of known objects. 4406e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org assertTrue(eq(a, a)); 4506e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org assertTrue(eq(b, b)); 4606e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org assertFalse(eq(a, b)); 4706e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org // Check CompareIC for strict equality of known objects. 4806e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org assertTrue(eq_strict(a, a)); 4906e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org assertTrue(eq_strict(b, b)); 5006e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org assertFalse(eq_strict(a, b)); 5106e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org} 5206e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org 5306e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// Prepare two objects in slow mode that have the same map. 5406e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.orgvar obj1 = %OptimizeObjectForAddingMultipleProperties({}, 1); 5506e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.orgvar obj2 = %OptimizeObjectForAddingMultipleProperties({}, 1); 5606e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org 5706e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// Test original objects. 5806e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.orgassertTrue(%HaveSameMap(obj1, obj2)); 5906e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.orgtest(obj1, obj2); 6006e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org 6106e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// Test after adding property to first object. 6206e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.orgobj1.x = 1; 6306e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.orgassertTrue(%HaveSameMap(obj1, obj2)); 6406e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.orgtest(obj1, obj2); 6506e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org 6606e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.org// Test after adding property to second object. 6706e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.orgobj2.y = 2; 6806e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.orgassertTrue(%HaveSameMap(obj1, obj2)); 6906e015b4281a37023da61f41c02ee5cac0c37f25mstarzinger@chromium.orgtest(obj1, obj2); 70