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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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 #include "isolate.h" | 28 #include "isolate.h" |
| 29 #include "spaces.h" |
29 | 30 |
30 #ifndef V8_SNAPSHOT_H_ | 31 #ifndef V8_SNAPSHOT_H_ |
31 #define V8_SNAPSHOT_H_ | 32 #define V8_SNAPSHOT_H_ |
32 | 33 |
33 namespace v8 { | 34 namespace v8 { |
34 namespace internal { | 35 namespace internal { |
35 | 36 |
36 class Snapshot { | 37 class Snapshot { |
37 public: | 38 public: |
38 // Initialize the VM from the given snapshot file. If snapshot_file is | 39 // Initialize the VM from the given snapshot file. If snapshot_file is |
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79 static const int size_; | 80 static const int size_; |
80 static const int raw_size_; | 81 static const int raw_size_; |
81 static const int context_size_; | 82 static const int context_size_; |
82 static const int context_raw_size_; | 83 static const int context_raw_size_; |
83 | 84 |
84 static bool Deserialize(const byte* content, int len); | 85 static bool Deserialize(const byte* content, int len); |
85 | 86 |
86 DISALLOW_IMPLICIT_CONSTRUCTORS(Snapshot); | 87 DISALLOW_IMPLICIT_CONSTRUCTORS(Snapshot); |
87 }; | 88 }; |
88 | 89 |
| 90 |
| 91 // These are the sizes of the spaces that are needed in order to unpack the |
| 92 // VM boot snapshot. |
| 93 const int kMinimumSpaceSizes[LAST_SPACE + 1] = { |
| 94 0, // New space. |
| 95 512 * 1024, // Old pointer space. |
| 96 128 * 1024, // Old data space. |
| 97 256 * 1024, // Code space. |
| 98 64 * 1024, // Map space. |
| 99 64 * 1024, // Cell space. |
| 100 0 // Large object space. |
| 101 }; |
| 102 |
| 103 |
| 104 |
89 } } // namespace v8::internal | 105 } } // namespace v8::internal |
90 | 106 |
91 #endif // V8_SNAPSHOT_H_ | 107 #endif // V8_SNAPSHOT_H_ |
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