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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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8396 | 8396 |
8397 class PolymorphicCodeCache: public Struct { | 8397 class PolymorphicCodeCache: public Struct { |
8398 public: | 8398 public: |
8399 DECL_ACCESSORS(cache, Object) | 8399 DECL_ACCESSORS(cache, Object) |
8400 | 8400 |
8401 static void Update(Handle<PolymorphicCodeCache> cache, | 8401 static void Update(Handle<PolymorphicCodeCache> cache, |
8402 MapHandleList* maps, | 8402 MapHandleList* maps, |
8403 Code::Flags flags, | 8403 Code::Flags flags, |
8404 Handle<Code> code); | 8404 Handle<Code> code); |
8405 | 8405 |
8406 MUST_USE_RESULT MaybeObject* Update(MapHandleList* maps, | |
8407 Code::Flags flags, | |
8408 Code* code); | |
8409 | 8406 |
8410 // Returns an undefined value if the entry is not found. | 8407 // Returns an undefined value if the entry is not found. |
8411 Handle<Object> Lookup(MapHandleList* maps, Code::Flags flags); | 8408 Handle<Object> Lookup(MapHandleList* maps, Code::Flags flags); |
8412 | 8409 |
8413 static inline PolymorphicCodeCache* cast(Object* obj); | 8410 static inline PolymorphicCodeCache* cast(Object* obj); |
8414 | 8411 |
8415 // Dispatched behavior. | 8412 // Dispatched behavior. |
8416 DECLARE_PRINTER(PolymorphicCodeCache) | 8413 DECLARE_PRINTER(PolymorphicCodeCache) |
8417 DECLARE_VERIFIER(PolymorphicCodeCache) | 8414 DECLARE_VERIFIER(PolymorphicCodeCache) |
8418 | 8415 |
8419 static const int kCacheOffset = HeapObject::kHeaderSize; | 8416 static const int kCacheOffset = HeapObject::kHeaderSize; |
8420 static const int kSize = kCacheOffset + kPointerSize; | 8417 static const int kSize = kCacheOffset + kPointerSize; |
8421 | 8418 |
8422 private: | 8419 private: |
8423 DISALLOW_IMPLICIT_CONSTRUCTORS(PolymorphicCodeCache); | 8420 DISALLOW_IMPLICIT_CONSTRUCTORS(PolymorphicCodeCache); |
8424 }; | 8421 }; |
8425 | 8422 |
8426 | 8423 |
8427 class PolymorphicCodeCacheHashTable | 8424 class PolymorphicCodeCacheHashTable |
8428 : public HashTable<PolymorphicCodeCacheHashTable, | 8425 : public HashTable<PolymorphicCodeCacheHashTable, |
8429 CodeCacheHashTableShape, | 8426 CodeCacheHashTableShape, |
8430 HashTableKey*> { | 8427 HashTableKey*> { |
8431 public: | 8428 public: |
8432 Object* Lookup(MapHandleList* maps, int code_kind); | 8429 Object* Lookup(MapHandleList* maps, int code_kind); |
8433 | 8430 |
8434 MUST_USE_RESULT MaybeObject* Put(MapHandleList* maps, | 8431 static Handle<PolymorphicCodeCacheHashTable> Put( |
8435 int code_kind, | 8432 Handle<PolymorphicCodeCacheHashTable> hash_table, |
8436 Code* code); | 8433 MapHandleList* maps, |
| 8434 int code_kind, |
| 8435 Handle<Code> code); |
8437 | 8436 |
8438 static inline PolymorphicCodeCacheHashTable* cast(Object* obj); | 8437 static inline PolymorphicCodeCacheHashTable* cast(Object* obj); |
8439 | 8438 |
8440 static const int kInitialSize = 64; | 8439 static const int kInitialSize = 64; |
8441 private: | 8440 private: |
8442 DISALLOW_IMPLICIT_CONSTRUCTORS(PolymorphicCodeCacheHashTable); | 8441 DISALLOW_IMPLICIT_CONSTRUCTORS(PolymorphicCodeCacheHashTable); |
8443 }; | 8442 }; |
8444 | 8443 |
8445 | 8444 |
8446 class TypeFeedbackInfo: public Struct { | 8445 class TypeFeedbackInfo: public Struct { |
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11100 } else { | 11099 } else { |
11101 value &= ~(1 << bit_position); | 11100 value &= ~(1 << bit_position); |
11102 } | 11101 } |
11103 return value; | 11102 return value; |
11104 } | 11103 } |
11105 }; | 11104 }; |
11106 | 11105 |
11107 } } // namespace v8::internal | 11106 } } // namespace v8::internal |
11108 | 11107 |
11109 #endif // V8_OBJECTS_H_ | 11108 #endif // V8_OBJECTS_H_ |
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