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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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 |
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1032 static int CodePageGuardSize(); | 1032 static int CodePageGuardSize(); |
1033 | 1033 |
1034 static int CodePageAreaStartOffset(); | 1034 static int CodePageAreaStartOffset(); |
1035 | 1035 |
1036 static int CodePageAreaEndOffset(); | 1036 static int CodePageAreaEndOffset(); |
1037 | 1037 |
1038 static int CodePageAreaSize() { | 1038 static int CodePageAreaSize() { |
1039 return CodePageAreaEndOffset() - CodePageAreaStartOffset(); | 1039 return CodePageAreaEndOffset() - CodePageAreaStartOffset(); |
1040 } | 1040 } |
1041 | 1041 |
1042 static bool CommitCodePage(VirtualMemory* vm, Address start, size_t size); | 1042 MUST_USE_RESULT static bool CommitCodePage(VirtualMemory* vm, |
| 1043 Address start, |
| 1044 size_t size); |
1043 | 1045 |
1044 private: | 1046 private: |
1045 Isolate* isolate_; | 1047 Isolate* isolate_; |
1046 | 1048 |
1047 // Maximum space size in bytes. | 1049 // Maximum space size in bytes. |
1048 size_t capacity_; | 1050 size_t capacity_; |
1049 // Maximum subset of capacity_ that can be executable | 1051 // Maximum subset of capacity_ that can be executable |
1050 size_t capacity_executable_; | 1052 size_t capacity_executable_; |
1051 | 1053 |
1052 // Allocated space size in bytes. | 1054 // Allocated space size in bytes. |
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2636 } | 2638 } |
2637 // Must be small, since an iteration is used for lookup. | 2639 // Must be small, since an iteration is used for lookup. |
2638 static const int kMaxComments = 64; | 2640 static const int kMaxComments = 64; |
2639 }; | 2641 }; |
2640 #endif | 2642 #endif |
2641 | 2643 |
2642 | 2644 |
2643 } } // namespace v8::internal | 2645 } } // namespace v8::internal |
2644 | 2646 |
2645 #endif // V8_SPACES_H_ | 2647 #endif // V8_SPACES_H_ |
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