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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 |
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1015 // Helper function that governs the promotion policy from new space to | 1015 // Helper function that governs the promotion policy from new space to |
1016 // old. If the object's old address lies below the new space's age | 1016 // old. If the object's old address lies below the new space's age |
1017 // mark or if we've already filled the bottom 1/16th of the to space, | 1017 // mark or if we've already filled the bottom 1/16th of the to space, |
1018 // we try to promote this object. | 1018 // we try to promote this object. |
1019 static inline bool ShouldBePromoted(Address old_address, int object_size); | 1019 static inline bool ShouldBePromoted(Address old_address, int object_size); |
1020 | 1020 |
1021 static int MaxObjectSizeInNewSpace() { return kMaxObjectSizeInNewSpace; } | 1021 static int MaxObjectSizeInNewSpace() { return kMaxObjectSizeInNewSpace; } |
1022 | 1022 |
1023 static void ClearJSFunctionResultCaches(); | 1023 static void ClearJSFunctionResultCaches(); |
1024 | 1024 |
| 1025 static void ClearNormalizedMapCaches(); |
| 1026 |
1025 static GCTracer* tracer() { return tracer_; } | 1027 static GCTracer* tracer() { return tracer_; } |
1026 | 1028 |
1027 private: | 1029 private: |
1028 static int reserved_semispace_size_; | 1030 static int reserved_semispace_size_; |
1029 static int max_semispace_size_; | 1031 static int max_semispace_size_; |
1030 static int initial_semispace_size_; | 1032 static int initial_semispace_size_; |
1031 static int max_old_generation_size_; | 1033 static int max_old_generation_size_; |
1032 static size_t code_range_size_; | 1034 static size_t code_range_size_; |
1033 | 1035 |
1034 // For keeping track of how much data has survived | 1036 // For keeping track of how much data has survived |
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1975 | 1977 |
1976 // To speed up scavenge collections new space string are kept | 1978 // To speed up scavenge collections new space string are kept |
1977 // separate from old space strings. | 1979 // separate from old space strings. |
1978 static List<Object*> new_space_strings_; | 1980 static List<Object*> new_space_strings_; |
1979 static List<Object*> old_space_strings_; | 1981 static List<Object*> old_space_strings_; |
1980 }; | 1982 }; |
1981 | 1983 |
1982 } } // namespace v8::internal | 1984 } } // namespace v8::internal |
1983 | 1985 |
1984 #endif // V8_HEAP_H_ | 1986 #endif // V8_HEAP_H_ |
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