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| 1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 the V8 project authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef V8_OBJECTS_H_ | 5 #ifndef V8_OBJECTS_H_ |
| 6 #define V8_OBJECTS_H_ | 6 #define V8_OBJECTS_H_ |
| 7 | 7 |
| 8 #include <iosfwd> | 8 #include <iosfwd> |
| 9 | 9 |
| 10 #include "src/assert-scope.h" | 10 #include "src/assert-scope.h" |
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| 2637 class IncrementalMarking; | 2637 class IncrementalMarking; |
| 2638 | 2638 |
| 2639 | 2639 |
| 2640 // FixedArray describes fixed-sized arrays with element type Object*. | 2640 // FixedArray describes fixed-sized arrays with element type Object*. |
| 2641 class FixedArray: public FixedArrayBase { | 2641 class FixedArray: public FixedArrayBase { |
| 2642 public: | 2642 public: |
| 2643 // Setter and getter for elements. | 2643 // Setter and getter for elements. |
| 2644 inline Object* get(int index) const; | 2644 inline Object* get(int index) const; |
| 2645 static inline Handle<Object> get(FixedArray* array, int index, | 2645 static inline Handle<Object> get(FixedArray* array, int index, |
| 2646 Isolate* isolate); | 2646 Isolate* isolate); |
| 2647 template <class T> | |
| 2648 MaybeHandle<T> GetValue(int index) const; | |
| 2649 | |
| 2650 template <class T> | |
| 2651 Handle<T> GetValueChecked(int index) const; | |
| 2652 | |
| 2653 // Setter that uses write barrier. | 2647 // Setter that uses write barrier. |
| 2654 inline void set(int index, Object* value); | 2648 inline void set(int index, Object* value); |
| 2655 inline bool is_the_hole(int index); | 2649 inline bool is_the_hole(int index); |
| 2656 | 2650 |
| 2657 // Setter that doesn't need write barrier. | 2651 // Setter that doesn't need write barrier. |
| 2658 inline void set(int index, Smi* value); | 2652 inline void set(int index, Smi* value); |
| 2659 // Setter with explicit barrier mode. | 2653 // Setter with explicit barrier mode. |
| 2660 inline void set(int index, Object* value, WriteBarrierMode mode); | 2654 inline void set(int index, Object* value, WriteBarrierMode mode); |
| 2661 | 2655 |
| 2662 // Setters for frequently used oddballs located in old space. | 2656 // Setters for frequently used oddballs located in old space. |
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| 4419 | 4413 |
| 4420 // ByteArray represents fixed sized byte arrays. Used for the relocation info | 4414 // ByteArray represents fixed sized byte arrays. Used for the relocation info |
| 4421 // that is attached to code objects. | 4415 // that is attached to code objects. |
| 4422 class ByteArray: public FixedArrayBase { | 4416 class ByteArray: public FixedArrayBase { |
| 4423 public: | 4417 public: |
| 4424 inline int Size(); | 4418 inline int Size(); |
| 4425 | 4419 |
| 4426 // Setter and getter. | 4420 // Setter and getter. |
| 4427 inline byte get(int index); | 4421 inline byte get(int index); |
| 4428 inline void set(int index, byte value); | 4422 inline void set(int index, byte value); |
| 4429 inline const byte* data() const; | |
| 4430 | 4423 |
| 4431 // Copy in / copy out whole byte slices. | 4424 // Copy in / copy out whole byte slices. |
| 4432 inline void copy_out(int index, byte* buffer, int length); | 4425 inline void copy_out(int index, byte* buffer, int length); |
| 4433 inline void copy_in(int index, const byte* buffer, int length); | 4426 inline void copy_in(int index, const byte* buffer, int length); |
| 4434 | 4427 |
| 4435 // Treat contents as an int array. | 4428 // Treat contents as an int array. |
| 4436 inline int get_int(int index); | 4429 inline int get_int(int index); |
| 4437 inline void set_int(int index, int value); | 4430 inline void set_int(int index, int value); |
| 4438 | 4431 |
| 4439 static int SizeFor(int length) { | 4432 static int SizeFor(int length) { |
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| 10922 } | 10915 } |
| 10923 return value; | 10916 return value; |
| 10924 } | 10917 } |
| 10925 }; | 10918 }; |
| 10926 | 10919 |
| 10927 | 10920 |
| 10928 } // NOLINT, false-positive due to second-order macros. | 10921 } // NOLINT, false-positive due to second-order macros. |
| 10929 } // NOLINT, false-positive due to second-order macros. | 10922 } // NOLINT, false-positive due to second-order macros. |
| 10930 | 10923 |
| 10931 #endif // V8_OBJECTS_H_ | 10924 #endif // V8_OBJECTS_H_ |
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