runtime/vm/stack_frame_arm64.h - Issue 1559223003: Treat R19 is a C preserved register, fixing crashing on Linux ARM64.

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Side by Side Diff: runtime/vm/stack_frame_arm64.h

Issue 1559223003: Treat R19 is a C preserved register, fixing crashing on Linux ARM64. (Closed) Base URL: git@github.com:dart-lang/sdk.git@master

Patch Set: Created 4 years, 11 months ago

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1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file	1 // Copyright (c) 2014, 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_ARM64_H_	5 #ifndef VM_STACK_FRAME_ARM64_H_

6 #define VM_STACK_FRAME_ARM64_H_	6 #define VM_STACK_FRAME_ARM64_H_

7	7

8 namespace dart {	8 namespace dart {

9	9

10 /* ARM64 Dart Frame Layout	10 /* ARM64 Dart Frame Layout

(...skipping 26 matching lines...) Expand all Loading...
37 static const int kSavedCallerPpSlotFromFp = -2;	37 static const int kSavedCallerPpSlotFromFp = -2;

38 static const int kPcMarkerSlotFromFp = -1;	38 static const int kPcMarkerSlotFromFp = -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	41

42 static const int kParamEndSlotFromFp = 1; // One slot past last parameter.	42 static const int kParamEndSlotFromFp = 1; // One slot past last parameter.

43 static const int kCallerSpSlotFromFp = 2;	43 static const int kCallerSpSlotFromFp = 2;

44 static const int kSavedAboveReturnAddress = 3; // Saved above return address.	44 static const int kSavedAboveReturnAddress = 3; // Saved above return address.

45	45

46 // Entry and exit frame layout.	46 // Entry and exit frame layout.

47 static const int kExitLinkSlotFromEntryFp = -21;	47 static const int kExitLinkSlotFromEntryFp = -22;

48 COMPILE_ASSERT(kAbiPreservedCpuRegCount == 9);	48 COMPILE_ASSERT(kAbiPreservedCpuRegCount == 10);

49 COMPILE_ASSERT(kAbiPreservedFpuRegCount == 8);	49 COMPILE_ASSERT(kAbiPreservedFpuRegCount == 8);

50	50

51 } // namespace dart	51 } // namespace dart

52	52

53 #endif // VM_STACK_FRAME_ARM64_H_	53 #endif // VM_STACK_FRAME_ARM64_H_

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