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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/arm64/assembler-arm64.h" | 5 #include "src/arm64/assembler-arm64.h" |
6 #include "src/arm64/constants-arm64.h" | 6 #include "src/arm64/constants-arm64.h" |
7 | 7 |
8 #ifndef V8_ARM64_FRAMES_ARM64_H_ | 8 #ifndef V8_ARM64_FRAMES_ARM64_H_ |
9 #define V8_ARM64_FRAMES_ARM64_H_ | 9 #define V8_ARM64_FRAMES_ARM64_H_ |
10 | 10 |
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46 static const int kCodeOffset = -2 * kPointerSize; | 46 static const int kCodeOffset = -2 * kPointerSize; |
47 static const int kLastExitFrameField = kCodeOffset; | 47 static const int kLastExitFrameField = kCodeOffset; |
48 | 48 |
49 static const int kConstantPoolOffset = 0; // Not used | 49 static const int kConstantPoolOffset = 0; // Not used |
50 }; | 50 }; |
51 | 51 |
52 | 52 |
53 class JavaScriptFrameConstants : public AllStatic { | 53 class JavaScriptFrameConstants : public AllStatic { |
54 public: | 54 public: |
55 // FP-relative. | 55 // FP-relative. |
56 static const int kLocal0Offset = StandardFrameConstants::kExpressionsOffset; | 56 static const int kFunctionOffset = StandardFrameConstants::kMarkerOffset; |
| 57 static const int kFeedbackVectorOffset = |
| 58 StandardFrameConstants::kExpressionsOffset; |
| 59 static const int kLocal0Offset = -1 * kPointerSize + kFeedbackVectorOffset; |
| 60 static const int kLocal0OffsetOptimized = kFeedbackVectorOffset; |
| 61 |
| 62 static const int kUnoptimizedFixedFrameSizeFromFp = |
| 63 StandardFrameConstants::kFixedFrameSizeFromFp + kPointerSize; |
57 | 64 |
58 // There are two words on the stack (saved fp and saved lr) between fp and | 65 // There are two words on the stack (saved fp and saved lr) between fp and |
59 // the arguments. | 66 // the arguments. |
60 static const int kLastParameterOffset = 2 * kPointerSize; | 67 static const int kLastParameterOffset = 2 * kPointerSize; |
61 | 68 |
62 static const int kFunctionOffset = StandardFrameConstants::kMarkerOffset; | 69 static const int kUnoptimizedFixedFrameSize = |
| 70 StandardFrameConstants::kFixedFrameSize + kPointerSize; |
63 }; | 71 }; |
64 | 72 |
65 | 73 |
66 class ArgumentsAdaptorFrameConstants : public AllStatic { | 74 class ArgumentsAdaptorFrameConstants : public AllStatic { |
67 public: | 75 public: |
68 // FP-relative. | 76 // FP-relative. |
69 static const int kLengthOffset = StandardFrameConstants::kExpressionsOffset; | 77 static const int kLengthOffset = StandardFrameConstants::kExpressionsOffset; |
70 | 78 |
71 static const int kFrameSize = | 79 static const int kFrameSize = |
72 StandardFrameConstants::kFixedFrameSize + kPointerSize; | 80 StandardFrameConstants::kFixedFrameSize + kPointerSize; |
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95 | 103 |
96 inline Object* JavaScriptFrame::function_slot_object() const { | 104 inline Object* JavaScriptFrame::function_slot_object() const { |
97 const int offset = JavaScriptFrameConstants::kFunctionOffset; | 105 const int offset = JavaScriptFrameConstants::kFunctionOffset; |
98 return Memory::Object_at(fp() + offset); | 106 return Memory::Object_at(fp() + offset); |
99 } | 107 } |
100 | 108 |
101 | 109 |
102 } } // namespace v8::internal | 110 } } // namespace v8::internal |
103 | 111 |
104 #endif // V8_ARM64_FRAMES_ARM64_H_ | 112 #endif // V8_ARM64_FRAMES_ARM64_H_ |
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