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1 // Copyright 2009 the V8 project authors. All rights reserved. | 1 // Copyright 2009 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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52 static const int kFPOffset = 1 * kPointerSize; | 52 static const int kFPOffset = 1 * kPointerSize; |
53 static const int kStateOffset = 2 * kPointerSize; | 53 static const int kStateOffset = 2 * kPointerSize; |
54 static const int kPCOffset = 3 * kPointerSize; | 54 static const int kPCOffset = 3 * kPointerSize; |
55 | 55 |
56 static const int kSize = 4 * kPointerSize; | 56 static const int kSize = 4 * kPointerSize; |
57 }; | 57 }; |
58 | 58 |
59 | 59 |
60 class EntryFrameConstants : public AllStatic { | 60 class EntryFrameConstants : public AllStatic { |
61 public: | 61 public: |
62 static const int kCallerFPOffset = 0 * kPointerSize; | 62 static const int kCallerFPOffset = -6 * kPointerSize; |
63 | 63 |
64 static const int kFunctionArgOffset = 1 * kPointerSize; | 64 static const int kFunctionArgOffset = +3 * kPointerSize; |
65 static const int kReceiverArgOffset = 2 * kPointerSize; | 65 static const int kReceiverArgOffset = +4 * kPointerSize; |
66 static const int kArgcOffset = 3 * kPointerSize; | 66 static const int kArgcOffset = +5 * kPointerSize; |
67 static const int kArgvOffset = 4 * kPointerSize; | 67 static const int kArgvOffset = +6 * kPointerSize; |
68 }; | 68 }; |
69 | 69 |
70 | 70 |
71 class ExitFrameConstants : public AllStatic { | 71 class ExitFrameConstants : public AllStatic { |
72 public: | 72 public: |
73 static const int kDebugMarkOffset = -2 * kPointerSize; | 73 static const int kDebugMarkOffset = -2 * kPointerSize; |
74 static const int kSPOffset = -1 * kPointerSize; | 74 static const int kSPOffset = -1 * kPointerSize; |
75 | 75 |
76 static const int kCallerFPOffset = +0 * kPointerSize; | 76 static const int kCallerFPOffset = +0 * kPointerSize; |
77 static const int kCallerPCOffset = +1 * kPointerSize; | 77 static const int kCallerPCOffset = +1 * kPointerSize; |
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117 | 117 |
118 | 118 |
119 inline Object* JavaScriptFrame::function_slot_object() const { | 119 inline Object* JavaScriptFrame::function_slot_object() const { |
120 const int offset = JavaScriptFrameConstants::kFunctionOffset; | 120 const int offset = JavaScriptFrameConstants::kFunctionOffset; |
121 return Memory::Object_at(fp() + offset); | 121 return Memory::Object_at(fp() + offset); |
122 } | 122 } |
123 | 123 |
124 } } // namespace v8::internal | 124 } } // namespace v8::internal |
125 | 125 |
126 #endif // V8_X64_FRAMES_X64_H_ | 126 #endif // V8_X64_FRAMES_X64_H_ |
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