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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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| 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 #ifndef V8_HANDLES_H_ | 28 #ifndef V8_HANDLES_H_ |
| 29 #define V8_HANDLES_H_ | 29 #define V8_HANDLES_H_ |
| 30 | 30 |
| 31 #include "allocation.h" | 31 #include "allocation.h" |
| 32 #include "apiutils.h" | 32 #include "apiutils.h" |
| 33 #include "objects.h" |
| 33 | 34 |
| 34 namespace v8 { | 35 namespace v8 { |
| 35 namespace internal { | 36 namespace internal { |
| 36 | 37 |
| 37 // ---------------------------------------------------------------------------- | 38 // ---------------------------------------------------------------------------- |
| 38 // A Handle provides a reference to an object that survives relocation by | 39 // A Handle provides a reference to an object that survives relocation by |
| 39 // the garbage collector. | 40 // the garbage collector. |
| 40 // Handles are only valid within a HandleScope. | 41 // Handles are only valid within a HandleScope. |
| 41 // When a handle is created for an object a cell is allocated in the heap. | 42 // When a handle is created for an object a cell is allocated in the heap. |
| 42 | 43 |
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| 344 private: | 345 private: |
| 345 Isolate* isolate_; | 346 Isolate* isolate_; |
| 346 Object** limit_; | 347 Object** limit_; |
| 347 int level_; | 348 int level_; |
| 348 #endif | 349 #endif |
| 349 }; | 350 }; |
| 350 | 351 |
| 351 } } // namespace v8::internal | 352 } } // namespace v8::internal |
| 352 | 353 |
| 353 #endif // V8_HANDLES_H_ | 354 #endif // V8_HANDLES_H_ |
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