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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
11 // with the distribution. | 11 // with the distribution. |
12 // * Neither the name of Google Inc. nor the names of its | 12 // * Neither the name of Google Inc. nor the names of its |
13 // contributors may be used to endorse or promote products derived | 13 // contributors may be used to endorse or promote products derived |
14 // from this software without specific prior written permission. | 14 // from this software without specific prior written permission. |
15 // | 15 // |
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 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. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | 27 |
28 // Flags: --expose-debug-as debug | |
29 // Get the Debug object exposed from the debug context global object. | |
30 | 28 |
31 // Scenario: a function is being changed, which causes enclosing function to | 29 // Scenario: a function is being changed, which causes enclosing function to |
32 // have its positions patched; position changing requires new instance of Code | 30 // have its positions patched; position changing requires new instance of Code |
33 // object to be introduced; the function happens to be on stack at this moment; | 31 // object to be introduced; the function happens to be on stack at this moment; |
34 // later it will resume over new instance of Code. | 32 // later it will resume over new instance of Code. |
35 // Before the change 2 rinfo are 22 characters away from each other. After the | 33 // Before the change 2 rinfo are 22 characters away from each other. After the |
36 // change they are 114 characters away from each other. New instance of Code is | 34 // change they are 114 characters away from each other. New instance of Code is |
37 // required when those numbers cross the border value of 64 (in any direction). | 35 // required when those numbers cross the border value of 64 (in any direction). |
38 | 36 |
39 Debug = debug.Debug | 37 Debug = debug.Debug |
(...skipping 34 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
74 // This several iterations should cause call IC for BeingReplaced call. This IC | 72 // This several iterations should cause call IC for BeingReplaced call. This IC |
75 // will keep reference to code object of BeingRepalced function. This reference | 73 // will keep reference to code object of BeingRepalced function. This reference |
76 // should also be patched. Unfortunately, this is a manually checked fact (from | 74 // should also be patched. Unfortunately, this is a manually checked fact (from |
77 // debugger or debug print) and doesn't work as an automatic test. | 75 // debugger or debug print) and doesn't work as an automatic test. |
78 CallM(NoOp); | 76 CallM(NoOp); |
79 CallM(NoOp); | 77 CallM(NoOp); |
80 CallM(NoOp); | 78 CallM(NoOp); |
81 | 79 |
82 var res = CallM(Changer); | 80 var res = CallM(Changer); |
83 assertEquals("Capybara", res); | 81 assertEquals("Capybara", res); |
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