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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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4316 private: | 4316 private: |
4317 static void UnpackInto(const Array& table, | 4317 static void UnpackInto(const Array& table, |
4318 const TypedData& packed, | 4318 const TypedData& packed, |
4319 GrowableArray<DeoptInstr*>* instructions, | 4319 GrowableArray<DeoptInstr*>* instructions, |
4320 intptr_t length); | 4320 intptr_t length); |
4321 }; | 4321 }; |
4322 | 4322 |
4323 | 4323 |
4324 class Code : public Object { | 4324 class Code : public Object { |
4325 public: | 4325 public: |
4326 RawInstructions* active_instructions() const { | 4326 uword active_entry_point() const { return raw_ptr()->entry_point_; } |
4327 return raw_ptr()->active_instructions_; | |
4328 } | |
4329 | 4327 |
4330 RawInstructions* instructions() const { return raw_ptr()->instructions_; } | 4328 RawInstructions* instructions() const { return raw_ptr()->instructions_; } |
4331 | 4329 |
4332 static intptr_t saved_instructions_offset() { | 4330 static intptr_t saved_instructions_offset() { |
4333 return OFFSET_OF(RawCode, instructions_); | 4331 return OFFSET_OF(RawCode, instructions_); |
4334 } | 4332 } |
4335 | 4333 |
4336 static intptr_t entry_point_offset() { | 4334 static intptr_t entry_point_offset() { |
4337 return OFFSET_OF(RawCode, entry_point_); | 4335 return OFFSET_OF(RawCode, entry_point_); |
4338 } | 4336 } |
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4600 bool IsStubCode() const; | 4598 bool IsStubCode() const; |
4601 bool IsFunctionCode() const; | 4599 bool IsFunctionCode() const; |
4602 | 4600 |
4603 void DisableDartCode() const; | 4601 void DisableDartCode() const; |
4604 | 4602 |
4605 void DisableStubCode() const; | 4603 void DisableStubCode() const; |
4606 | 4604 |
4607 void Enable() const { | 4605 void Enable() const { |
4608 if (!IsDisabled()) return; | 4606 if (!IsDisabled()) return; |
4609 ASSERT(Thread::Current()->IsMutatorThread()); | 4607 ASSERT(Thread::Current()->IsMutatorThread()); |
4610 ASSERT(instructions() != active_instructions()); | |
4611 SetActiveInstructions(instructions()); | 4608 SetActiveInstructions(instructions()); |
4612 } | 4609 } |
4613 | 4610 |
4614 bool IsDisabled() const { | 4611 bool IsDisabled() const { |
4615 return instructions() != active_instructions(); | 4612 return active_entry_point() != EntryPoint(); |
4616 } | 4613 } |
4617 | 4614 |
4618 private: | 4615 private: |
4619 void set_state_bits(intptr_t bits) const; | 4616 void set_state_bits(intptr_t bits) const; |
4620 | 4617 |
4621 void set_object_pool(RawObjectPool* object_pool) const { | 4618 void set_object_pool(RawObjectPool* object_pool) const { |
4622 StorePointer(&raw_ptr()->object_pool_, object_pool); | 4619 StorePointer(&raw_ptr()->object_pool_, object_pool); |
4623 } | 4620 } |
4624 | 4621 |
4625 friend class RawObject; // For RawObject::SizeFromClass(). | 4622 friend class RawObject; // For RawObject::SizeFromClass(). |
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8418 | 8415 |
8419 | 8416 |
8420 RawObject* MegamorphicCache::GetTargetFunction(const Array& array, | 8417 RawObject* MegamorphicCache::GetTargetFunction(const Array& array, |
8421 intptr_t index) { | 8418 intptr_t index) { |
8422 return array.At((index * kEntryLength) + kTargetFunctionIndex); | 8419 return array.At((index * kEntryLength) + kTargetFunctionIndex); |
8423 } | 8420 } |
8424 | 8421 |
8425 } // namespace dart | 8422 } // namespace dart |
8426 | 8423 |
8427 #endif // VM_OBJECT_H_ | 8424 #endif // VM_OBJECT_H_ |
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