| // 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: --track-fields --track-double-fields --allow-natives-syntax |
| // Flags: --parallel-recompilation --parallel-recompilation-delay=50 |
| |
| function assertUnoptimized(fun) { |
| assertTrue(%GetOptimizationStatus(fun) != 1); |
| } |
| |
| function new_object() { |
| var o = {}; |
| o.a = 1; |
| o.b = 2; |
| return o; |
| } |
| |
| function add_field(obj) { |
| obj.c = 3; |
| } |
| |
| add_field(new_object()); |
| add_field(new_object()); |
| %OptimizeFunctionOnNextCall(add_field, "parallel"); |
| |
| var o = new_object(); |
| add_field(o); // Trigger optimization. |
| assertUnoptimized(add_field); // Not yet optimized. |
| o.c = 2.2; // Invalidate transition map. |
| %CompleteOptimization(add_field); // Conclude optimization with... |
| assertUnoptimized(add_field); // ... bailing out due to map dependency. |
| |