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Issue 16482004: Revert "Enable map dependency to in-flight compilation info." (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 6 months ago
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1 // Copyright 2013 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 // Flags: --track-fields --track-double-fields --allow-natives-syntax
29 // Flags: --parallel-recompilation --parallel-recompilation-delay=50
30
31 function assertUnoptimized(fun) {
32 assertTrue(%GetOptimizationStatus(fun) != 1);
33 }
34
35 function new_object() {
36 var o = {};
37 o.a = 1;
38 o.b = 2;
39 return o;
40 }
41
42 function add_field(obj) {
43 obj.c = 3;
44 }
45
46 add_field(new_object());
47 add_field(new_object());
48 %OptimizeFunctionOnNextCall(add_field, "parallel");
49
50 var o = new_object();
51 add_field(o); // Trigger optimization.
52 assertUnoptimized(add_field); // Not yet optimized.
53 o.c = 2.2; // Invalidate transition map.
54 %CompleteOptimization(add_field); // Conclude optimization with...
55 assertUnoptimized(add_field); // ... bailing out due to map dependency.
56
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