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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 #ifndef V8_FRAMES_H_ | 5 #ifndef V8_FRAMES_H_ |
6 #define V8_FRAMES_H_ | 6 #define V8_FRAMES_H_ |
7 | 7 |
8 #include "src/allocation.h" | 8 #include "src/allocation.h" |
9 #include "src/handles.h" | 9 #include "src/handles.h" |
10 #include "src/safepoint-table.h" | 10 #include "src/safepoint-table.h" |
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169 static const int kCodeOffset = | 169 static const int kCodeOffset = |
170 StandardFrameConstants::kExpressionsOffset - 0 * kPointerSize; | 170 StandardFrameConstants::kExpressionsOffset - 0 * kPointerSize; |
171 | 171 |
172 static const int kFrameSize = | 172 static const int kFrameSize = |
173 StandardFrameConstants::kFixedFrameSize + 4 * kPointerSize; | 173 StandardFrameConstants::kFixedFrameSize + 4 * kPointerSize; |
174 }; | 174 }; |
175 | 175 |
176 | 176 |
177 class InterpreterFrameConstants : public AllStatic { | 177 class InterpreterFrameConstants : public AllStatic { |
178 public: | 178 public: |
| 179 // Fixed frame includes new.target and bytecode offset. |
| 180 static const int kFixedFrameSize = |
| 181 StandardFrameConstants::kFixedFrameSize + 2 * kPointerSize; |
| 182 static const int kFixedFrameSizeFromFp = |
| 183 StandardFrameConstants::kFixedFrameSizeFromFp + 2 * kPointerSize; |
| 184 |
179 // FP-relative. | 185 // FP-relative. |
180 static const int kRegisterFilePointerFromFp = | 186 static const int kRegisterFilePointerFromFp = |
181 -StandardFrameConstants::kFixedFrameSizeFromFp - 3 * kPointerSize; | 187 -StandardFrameConstants::kFixedFrameSizeFromFp - 3 * kPointerSize; |
182 | 188 |
183 // Register file pointer relative. | 189 // Register file pointer relative. |
184 static const int kLastParamFromRegisterPointer = | 190 static const int kLastParamFromRegisterPointer = |
185 StandardFrameConstants::kFixedFrameSize + 3 * kPointerSize; | 191 StandardFrameConstants::kFixedFrameSize + 3 * kPointerSize; |
186 | 192 |
187 static const int kBytecodeOffsetFromRegisterPointer = 1 * kPointerSize; | 193 static const int kBytecodeOffsetFromRegisterPointer = 1 * kPointerSize; |
188 static const int kNewTargetFromRegisterPointer = 2 * kPointerSize; | 194 static const int kNewTargetFromRegisterPointer = 2 * kPointerSize; |
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959 | 965 |
960 | 966 |
961 // Reads all frames on the current stack and copies them into the current | 967 // Reads all frames on the current stack and copies them into the current |
962 // zone memory. | 968 // zone memory. |
963 Vector<StackFrame*> CreateStackMap(Isolate* isolate, Zone* zone); | 969 Vector<StackFrame*> CreateStackMap(Isolate* isolate, Zone* zone); |
964 | 970 |
965 } // namespace internal | 971 } // namespace internal |
966 } // namespace v8 | 972 } // namespace v8 |
967 | 973 |
968 #endif // V8_FRAMES_H_ | 974 #endif // V8_FRAMES_H_ |
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