runtime/vm/stack_frame_arm.h - Issue 62953014: ARM and MIPS changes which correspond to the initial change submitted in

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Side by Side Diff: runtime/vm/stack_frame_arm.h

Issue 62953014: ARM and MIPS changes which correspond to the initial change submitted in (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/

Patch Set: Created 7 years, 1 month ago

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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_STACK_FRAME_ARM_H_	5 #ifndef VM_STACK_FRAME_ARM_H_

6 #define VM_STACK_FRAME_ARM_H_	6 #define VM_STACK_FRAME_ARM_H_

7	7

8 namespace dart {	8 namespace dart {

9	9

10 /* ARM Dart Frame Layout	10 /* ARM Dart Frame Layout

(...skipping 14 matching lines...) Expand all Loading...
25 +--------------------+	25 +--------------------+

26 Caller frame \| last parameter \| <- SP of caller frame	26 Caller frame \| last parameter \| <- SP of caller frame

27 \| ... \|	27 \| ... \|

28	28

29 T against a slot indicates it needs to be traversed during GC.	29 T against a slot indicates it needs to be traversed during GC.

30 */	30 */

31	31

32 static const int kDartFrameFixedSize = 4; // PP, FP, LR, PC marker.	32 static const int kDartFrameFixedSize = 4; // PP, FP, LR, PC marker.

33 static const int kSavedPcSlotFromSp = -2;	33 static const int kSavedPcSlotFromSp = -2;

34	34

35 static const int kFirstObjectSlotFromFp = -2; // Used by GC to traverse stack.	35 static const int kFirstObjectSlotFromFp = -1; // Used by GC to traverse stack.

36	36

37 static const int kFirstLocalSlotFromFp = -2;	37 static const int kFirstLocalSlotFromFp = -2;

38 static const int kSavedCallerPpSlotFromFp = -1;	38 static const int kSavedCallerPpSlotFromFp = -1;

39 static const int kSavedCallerFpSlotFromFp = 0;	39 static const int kSavedCallerFpSlotFromFp = 0;

40 static const int kSavedCallerPcSlotFromFp = 1;	40 static const int kSavedCallerPcSlotFromFp = 1;

41 static const int kPcMarkerSlotFromFp = 2;	41 static const int kPcMarkerSlotFromFp = 2;

42 static const int kParamEndSlotFromFp = 2; // One slot past last parameter.	42 static const int kParamEndSlotFromFp = 2; // One slot past last parameter.

43 static const int kCallerSpSlotFromFp = 3;	43 static const int kCallerSpSlotFromFp = 3;

44	44

45 // Entry and exit frame layout.	45 // Entry and exit frame layout.

46 static const int kSavedContextSlotFromEntryFp = -26;	46 static const int kSavedContextSlotFromEntryFp = -26;

47 static const int kExitLinkSlotFromEntryFp = -25;	47 static const int kExitLinkSlotFromEntryFp = -25;

48	48

49 } // namespace dart	49 } // namespace dart

50	50

51 #endif // VM_STACK_FRAME_ARM_H_	51 #endif // VM_STACK_FRAME_ARM_H_

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