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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #ifndef VM_OBJECT_H_ | 5 #ifndef VM_OBJECT_H_ |
6 #define VM_OBJECT_H_ | 6 #define VM_OBJECT_H_ |
7 | 7 |
8 #include "include/dart_api.h" | 8 #include "include/dart_api.h" |
9 #include "platform/assert.h" | 9 #include "platform/assert.h" |
10 #include "platform/utils.h" | 10 #include "platform/utils.h" |
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4205 RawObject* Evaluate(const String& expr, | 4205 RawObject* Evaluate(const String& expr, |
4206 const Array& param_names, | 4206 const Array& param_names, |
4207 const Array& param_values) const; | 4207 const Array& param_values) const; |
4208 | 4208 |
4209 static intptr_t InstanceSize() { | 4209 static intptr_t InstanceSize() { |
4210 return RoundedAllocationSize(sizeof(RawInstance)); | 4210 return RoundedAllocationSize(sizeof(RawInstance)); |
4211 } | 4211 } |
4212 | 4212 |
4213 static RawInstance* New(const Class& cls, Heap::Space space = Heap::kNew); | 4213 static RawInstance* New(const Class& cls, Heap::Space space = Heap::kNew); |
4214 | 4214 |
| 4215 // Array/list element address computations. |
| 4216 static intptr_t DataOffsetFor(intptr_t cid); |
| 4217 static intptr_t ElementSizeFor(intptr_t cid); |
| 4218 |
4215 protected: | 4219 protected: |
4216 virtual void PrintSharedInstanceJSON(JSONObject* jsobj, bool ref) const; | 4220 virtual void PrintSharedInstanceJSON(JSONObject* jsobj, bool ref) const; |
4217 | 4221 |
4218 private: | 4222 private: |
4219 RawObject** FieldAddrAtOffset(intptr_t offset) const { | 4223 RawObject** FieldAddrAtOffset(intptr_t offset) const { |
4220 ASSERT(IsValidFieldOffset(offset)); | 4224 ASSERT(IsValidFieldOffset(offset)); |
4221 return reinterpret_cast<RawObject**>(raw_value() - kHeapObjectTag + offset); | 4225 return reinterpret_cast<RawObject**>(raw_value() - kHeapObjectTag + offset); |
4222 } | 4226 } |
4223 RawObject** FieldAddr(const Field& field) const { | 4227 RawObject** FieldAddr(const Field& field) const { |
4224 return FieldAddrAtOffset(field.Offset()); | 4228 return FieldAddrAtOffset(field.Offset()); |
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7066 | 7070 |
7067 | 7071 |
7068 RawObject* MegamorphicCache::GetTargetFunction(const Array& array, | 7072 RawObject* MegamorphicCache::GetTargetFunction(const Array& array, |
7069 intptr_t index) { | 7073 intptr_t index) { |
7070 return array.At((index * kEntryLength) + kTargetFunctionIndex); | 7074 return array.At((index * kEntryLength) + kTargetFunctionIndex); |
7071 } | 7075 } |
7072 | 7076 |
7073 } // namespace dart | 7077 } // namespace dart |
7074 | 7078 |
7075 #endif // VM_OBJECT_H_ | 7079 #endif // VM_OBJECT_H_ |
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