Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1 | // Copyright 2008 the V8 project authors. All rights reserved. |
| 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | function load(o) { |
| 29 | return o.x; |
| 30 | }; |
| 31 | |
| 32 | function store(o) { |
| 33 | o.y = 42; |
| 34 | }; |
| 35 | |
| 36 | function call(o) { |
| 37 | return o.f(); |
| 38 | }; |
| 39 | |
| 40 | // Create a slow-case object (with hashed properties). |
| 41 | var o = { x: 42, f: function() { }, z: 100 }; |
| 42 | delete o.z; |
| 43 | |
| 44 | // Initialize IC stubs. |
| 45 | load(o); |
| 46 | store(o); |
| 47 | call(o); |
| 48 | |
| 49 | |
| 50 | // Create a new slow-case object (with hashed properties) and add |
| 51 | // setter and getter properties to the object. |
| 52 | var o = { z: 100 }; |
| 53 | delete o.z; |
| 54 | o.__defineGetter__("x", function() { return 100; }); |
| 55 | o.__defineSetter__("y", function(value) { this.y_mirror = value; }); |
| 56 | o.__defineGetter__("f", function() { return function() { return 300; }}); |
| 57 | |
| 58 | // Perform the load checks. |
| 59 | assertEquals(100, o.x, "normal load"); |
| 60 | assertEquals(100, load(o), "ic load"); |
| 61 | |
| 62 | // Perform the store checks. |
| 63 | o.y = 200; |
| 64 | assertEquals(200, o.y_mirror, "normal store"); |
| 65 | store(o); |
| 66 | assertEquals(42, o.y_mirror, "ic store"); |
| 67 | |
| 68 | // Perform the call checks. |
| 69 | assertEquals(300, o.f(), "normal call"); |
| 70 | assertEquals(300, call(o), "ic call"); |