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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, 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_ASSEMBLER_ARM_H_ | 5 #ifndef VM_ASSEMBLER_ARM_H_ |
6 #define VM_ASSEMBLER_ARM_H_ | 6 #define VM_ASSEMBLER_ARM_H_ |
7 | 7 |
8 #ifndef VM_ASSEMBLER_H_ | 8 #ifndef VM_ASSEMBLER_H_ |
9 #error Do not include assembler_arm.h directly; use assembler.h instead. | 9 #error Do not include assembler_arm.h directly; use assembler.h instead. |
10 #endif | 10 #endif |
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727 // Set up a stub frame so that the stack traversal code can easily identify | 727 // Set up a stub frame so that the stack traversal code can easily identify |
728 // a stub frame. | 728 // a stub frame. |
729 void EnterStubFrame(bool load_pp = false); | 729 void EnterStubFrame(bool load_pp = false); |
730 void LeaveStubFrame(); | 730 void LeaveStubFrame(); |
731 | 731 |
732 // Instruction pattern from entrypoint is used in Dart frame prologs | 732 // Instruction pattern from entrypoint is used in Dart frame prologs |
733 // to set up the frame and save a PC which can be used to figure out the | 733 // to set up the frame and save a PC which can be used to figure out the |
734 // RawInstruction object corresponding to the code running in the frame. | 734 // RawInstruction object corresponding to the code running in the frame. |
735 static const intptr_t kEntryPointToPcMarkerOffset = Instr::kPCReadOffset; | 735 static const intptr_t kEntryPointToPcMarkerOffset = Instr::kPCReadOffset; |
736 | 736 |
| 737 void UpdateAllocationStats(intptr_t cid, |
| 738 Register temp_reg, |
| 739 Heap::Space space = Heap::kNew); |
| 740 |
| 741 void UpdateAllocationStatsWithSize(intptr_t cid, |
| 742 Register size_reg, |
| 743 Register temp_reg, |
| 744 Heap::Space space = Heap::kNew); |
| 745 |
737 // Inlined allocation of an instance of class 'cls', code has no runtime | 746 // Inlined allocation of an instance of class 'cls', code has no runtime |
738 // calls. Jump to 'failure' if the instance cannot be allocated here. | 747 // calls. Jump to 'failure' if the instance cannot be allocated here. |
739 // Allocated instance is returned in 'instance_reg'. | 748 // Allocated instance is returned in 'instance_reg'. |
740 // Only the tags field of the object is initialized. | 749 // Only the tags field of the object is initialized. |
741 void TryAllocate(const Class& cls, | 750 void TryAllocate(const Class& cls, |
742 Label* failure, | 751 Label* failure, |
743 Register instance_reg); | 752 Register instance_reg, |
| 753 Register temp_reg); |
744 | 754 |
745 // Emit data (e.g encoded instruction or immediate) in instruction stream. | 755 // Emit data (e.g encoded instruction or immediate) in instruction stream. |
746 void Emit(int32_t value); | 756 void Emit(int32_t value); |
747 | 757 |
748 // On some other platforms, we draw a distinction between safe and unsafe | 758 // On some other platforms, we draw a distinction between safe and unsafe |
749 // smis. | 759 // smis. |
750 static bool IsSafe(const Object& object) { return true; } | 760 static bool IsSafe(const Object& object) { return true; } |
751 static bool IsSafeSmi(const Object& object) { return object.IsSmi(); } | 761 static bool IsSafeSmi(const Object& object) { return object.IsSmi(); } |
752 | 762 |
753 private: | 763 private: |
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885 Register value, | 895 Register value, |
886 Label* no_update); | 896 Label* no_update); |
887 | 897 |
888 DISALLOW_ALLOCATION(); | 898 DISALLOW_ALLOCATION(); |
889 DISALLOW_COPY_AND_ASSIGN(Assembler); | 899 DISALLOW_COPY_AND_ASSIGN(Assembler); |
890 }; | 900 }; |
891 | 901 |
892 } // namespace dart | 902 } // namespace dart |
893 | 903 |
894 #endif // VM_ASSEMBLER_ARM_H_ | 904 #endif // VM_ASSEMBLER_ARM_H_ |
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