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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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4317 private: | 4317 private: |
4318 static void UnpackInto(const Array& table, | 4318 static void UnpackInto(const Array& table, |
4319 const TypedData& packed, | 4319 const TypedData& packed, |
4320 GrowableArray<DeoptInstr*>* instructions, | 4320 GrowableArray<DeoptInstr*>* instructions, |
4321 intptr_t length); | 4321 intptr_t length); |
4322 }; | 4322 }; |
4323 | 4323 |
4324 | 4324 |
4325 class Code : public Object { | 4325 class Code : public Object { |
4326 public: | 4326 public: |
4327 uword active_entry_point() const { return raw_ptr()->entry_point_; } | 4327 RawInstructions* active_instructions() const { |
| 4328 return raw_ptr()->active_instructions_; |
| 4329 } |
4328 | 4330 |
4329 RawInstructions* instructions() const { return raw_ptr()->instructions_; } | 4331 RawInstructions* instructions() const { return raw_ptr()->instructions_; } |
4330 | 4332 |
4331 static intptr_t saved_instructions_offset() { | 4333 static intptr_t saved_instructions_offset() { |
4332 return OFFSET_OF(RawCode, instructions_); | 4334 return OFFSET_OF(RawCode, instructions_); |
4333 } | 4335 } |
4334 | 4336 |
4335 static intptr_t entry_point_offset() { | 4337 static intptr_t entry_point_offset() { |
4336 return OFFSET_OF(RawCode, entry_point_); | 4338 return OFFSET_OF(RawCode, entry_point_); |
4337 } | 4339 } |
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4599 bool IsStubCode() const; | 4601 bool IsStubCode() const; |
4600 bool IsFunctionCode() const; | 4602 bool IsFunctionCode() const; |
4601 | 4603 |
4602 void DisableDartCode() const; | 4604 void DisableDartCode() const; |
4603 | 4605 |
4604 void DisableStubCode() const; | 4606 void DisableStubCode() const; |
4605 | 4607 |
4606 void Enable() const { | 4608 void Enable() const { |
4607 if (!IsDisabled()) return; | 4609 if (!IsDisabled()) return; |
4608 ASSERT(Thread::Current()->IsMutatorThread()); | 4610 ASSERT(Thread::Current()->IsMutatorThread()); |
| 4611 ASSERT(instructions() != active_instructions()); |
4609 SetActiveInstructions(instructions()); | 4612 SetActiveInstructions(instructions()); |
4610 } | 4613 } |
4611 | 4614 |
4612 bool IsDisabled() const { | 4615 bool IsDisabled() const { |
4613 return active_entry_point() != EntryPoint(); | 4616 return instructions() != active_instructions(); |
4614 } | 4617 } |
4615 | 4618 |
4616 private: | 4619 private: |
4617 void set_state_bits(intptr_t bits) const; | 4620 void set_state_bits(intptr_t bits) const; |
4618 | 4621 |
4619 void set_object_pool(RawObjectPool* object_pool) const { | 4622 void set_object_pool(RawObjectPool* object_pool) const { |
4620 StorePointer(&raw_ptr()->object_pool_, object_pool); | 4623 StorePointer(&raw_ptr()->object_pool_, object_pool); |
4621 } | 4624 } |
4622 | 4625 |
4623 friend class RawObject; // For RawObject::SizeFromClass(). | 4626 friend class RawObject; // For RawObject::SizeFromClass(). |
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8502 | 8505 |
8503 | 8506 |
8504 RawObject* MegamorphicCache::GetTargetFunction(const Array& array, | 8507 RawObject* MegamorphicCache::GetTargetFunction(const Array& array, |
8505 intptr_t index) { | 8508 intptr_t index) { |
8506 return array.At((index * kEntryLength) + kTargetFunctionIndex); | 8509 return array.At((index * kEntryLength) + kTargetFunctionIndex); |
8507 } | 8510 } |
8508 | 8511 |
8509 } // namespace dart | 8512 } // namespace dart |
8510 | 8513 |
8511 #endif // VM_OBJECT_H_ | 8514 #endif // VM_OBJECT_H_ |
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