| // Copyright 2013 the V8 project authors. All rights reserved. |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following |
| // disclaimer in the documentation and/or other materials provided |
| // with the distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived |
| // from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| // Flags: --allow-natives-syntax |
| |
| // Test usage of static type information for loads that would otherwise |
| // turn into polymorphic or generic loads. |
| |
| // Prepare a highly polymorphic load to be used by all tests. |
| Object.prototype.load = function() { return this.property; }; |
| Object.prototype.load.call({ A:0, property:10 }); |
| Object.prototype.load.call({ A:0, B:0, property:11 }); |
| Object.prototype.load.call({ A:0, B:0, C:0, property:12 }); |
| Object.prototype.load.call({ A:0, B:0, C:0, D:0, property:13 }); |
| Object.prototype.load.call({ A:0, B:0, C:0, D:0, E:0, property:14 }); |
| Object.prototype.load.call({ A:0, B:0, C:0, D:0, E:0, F:0, property:15 }); |
| |
| // Test for object literals. |
| (function() { |
| function f(x) { |
| var object = { property:x }; |
| return object.load(); |
| } |
| |
| %PrepareFunctionForOptimization(f); |
| assertSame(1, f(1)); |
| assertSame(2, f(2)); |
| %OptimizeFunctionOnNextCall(f); |
| assertSame(3, f(3)); |
| })(); |
| |
| // Test for inlined constructors. |
| (function() { |
| function c(x) { |
| this.property = x; |
| } |
| function f(x) { |
| var object = new c(x); |
| return object.load(); |
| } |
| |
| %PrepareFunctionForOptimization(f); |
| assertSame(1, f(1)); |
| assertSame(2, f(2)); |
| %OptimizeFunctionOnNextCall(f); |
| assertSame(3, f(3)); |
| })(); |