1b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch// Copyright 2013 the V8 project authors. All rights reserved. 21e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// Redistribution and use in source and binary forms, with or without 31e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// modification, are permitted provided that the following conditions are 41e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// met: 51e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// 61e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// * Redistributions of source code must retain the above copyright 71e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// notice, this list of conditions and the following disclaimer. 81e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// * Redistributions in binary form must reproduce the above 91e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// copyright notice, this list of conditions and the following 101e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// disclaimer in the documentation and/or other materials provided 111e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// with the distribution. 121e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// * Neither the name of Google Inc. nor the names of its 131e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// contributors may be used to endorse or promote products derived 141e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// from this software without specific prior written permission. 151e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// 161e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 171e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 181e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 191e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 201e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 211e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 221e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 231e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 241e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 251e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 261e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 271e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block 283fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdoch// Flags: --allow-natives-syntax 291e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block 30b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch// Test usage of static type information for loads that would otherwise 31b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch// turn into polymorphic or generic loads. 323fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdoch 33b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch// Prepare a highly polymorphic load to be used by all tests. 34b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochObject.prototype.load = function() { return this.property; }; 35b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochObject.prototype.load.call({ A:0, property:10 }); 36b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochObject.prototype.load.call({ A:0, B:0, property:11 }); 37b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochObject.prototype.load.call({ A:0, B:0, C:0, property:12 }); 38b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochObject.prototype.load.call({ A:0, B:0, C:0, D:0, property:13 }); 39b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochObject.prototype.load.call({ A:0, B:0, C:0, D:0, E:0, property:14 }); 40b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochObject.prototype.load.call({ A:0, B:0, C:0, D:0, E:0, F:0, property:15 }); 41e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen Murdoch 42b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch// Test for object literals. 43b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch(function() { 44b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch function f(x) { 45b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch var object = { property:x }; 46b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch return object.load(); 47b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch } 48b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 49b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch assertSame(1, f(1)); 50b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch assertSame(2, f(2)); 51b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch %OptimizeFunctionOnNextCall(f); 52b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch assertSame(3, f(3)); 53b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch})(); 54b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 55b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch// Test for inlined constructors. 56b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch(function() { 57b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch function c(x) { 58b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch this.property = x; 59b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch } 60b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch function f(x) { 61b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch var object = new c(x); 62b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch return object.load(); 63b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch } 64b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 65b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch assertSame(1, f(1)); 66b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch assertSame(2, f(2)); 67b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch %OptimizeFunctionOnNextCall(f); 68b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch assertSame(3, f(3)); 69b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch})(); 70