runtime/vm/stack_frame_mips.h - Issue 14925005: Remove stack_frame_<arch>.cc files.

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

Issue 14925005: Remove stack_frame_<arch>.cc files. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/

Patch Set: Created 7 years, 7 months 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_MIPS_H_	5 #ifndef VM_STACK_FRAME_MIPS_H_

6 #define VM_STACK_FRAME_MIPS_H_	6 #define VM_STACK_FRAME_MIPS_H_

7	7

8 namespace dart {	8 namespace dart {

9	9

10 /* MIPS Dart Frame Layout	10 /* MIPS Dart Frame Layout

11	11

12 \| \| <- TOS	12 \| \| <- TOS

13 Callee frame \| ... \|	13 Callee frame \| ... \|

14 \| current RA \| (PC of current frame)	14 \| current RA \| (PC of current frame)

15 \| PC Marker \| (callee's frame code entry)	15 \| callee's PC marker \|

16 +-------------------+	16 +--------------------+

17 Current frame \| ... \| <- SP of current frame	17 Current frame \| ... \| <- SP of current frame

18 \| first local \|	18 \| first local \|

19 \| caller's PP \|	19 \| caller's PP \|

20 \| caller's FP \| <- FP of current frame	20 \| caller's FP \| <- FP of current frame

21 \| caller's RA \| (PC of caller frame)	21 \| caller's RA \| (PC of caller frame)

22 \| PC Marker \| (current frame's code entry)	22 \| PC marker \| (current frame's code entry + offset)

23 +-------------------+	23 +--------------------+

24 Caller frame \| last parameter \|	24 Caller frame \| last parameter \| <- SP of caller frame

25 \| ... \|	25 \| ... \|

26 */	26 */

27	27

28 static const int kLastParamSlotIndex = 3; // From fp.	28 static const int kSavedPcSlotFromSp = -2;

29 static const int kFirstLocalSlotIndex = -2; // From fp.	29 static const int kFirstLocalSlotFromFp = -2;

30 static const int kPcSlotIndexFromSp = -2;	30 static const int kSavedCallerFpSlotFromFp = 0;

	31 static const int kPcMarkerSlotFromFp = 2;

	32 static const int kParamEndSlotFromFp = 2; // Same slot as current pc marker.

	33 static const int kCallerSpSlotFromFp = 3;

	34

	35 // Entry and exit frame layout.

	36 static const int kSavedContextSlotFromEntryFp = -11;

	37 static const int kExitLinkSlotFromEntryFp = -10;

31	38

32 } // namespace dart	39 } // namespace dart

33	40

34 #endif // VM_STACK_FRAME_MIPS_H_	41 #endif // VM_STACK_FRAME_MIPS_H_

35	42

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