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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 // 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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63 static const int kArgvOffset = 6 * kPointerSize; | 63 static const int kArgvOffset = 6 * kPointerSize; |
64 }; | 64 }; |
65 | 65 |
66 | 66 |
67 class ExitFrameConstants : public AllStatic { | 67 class ExitFrameConstants : public AllStatic { |
68 public: | 68 public: |
69 static const int kCodeOffset = -2 * kPointerSize; | 69 static const int kCodeOffset = -2 * kPointerSize; |
70 static const int kSPOffset = -1 * kPointerSize; | 70 static const int kSPOffset = -1 * kPointerSize; |
71 | 71 |
72 static const int kCallerFPOffset = +0 * kPointerSize; | 72 static const int kCallerFPOffset = +0 * kPointerSize; |
73 static const int kCallerPCOffset = +1 * kPointerSize; | 73 static const int kCallerPCOffset = kFPOnStackSize; |
74 | 74 |
75 // FP-relative displacement of the caller's SP. It points just | 75 // FP-relative displacement of the caller's SP. It points just |
76 // below the saved PC. | 76 // below the saved PC. |
77 static const int kCallerSPDisplacement = +2 * kPointerSize; | 77 static const int kCallerSPDisplacement = kCallerPCOffset + kPCOnStackSize; |
78 }; | 78 }; |
79 | 79 |
80 | 80 |
81 class JavaScriptFrameConstants : public AllStatic { | 81 class JavaScriptFrameConstants : public AllStatic { |
82 public: | 82 public: |
83 // FP-relative. | 83 // FP-relative. |
84 static const int kLocal0Offset = StandardFrameConstants::kExpressionsOffset; | 84 static const int kLocal0Offset = StandardFrameConstants::kExpressionsOffset; |
85 static const int kLastParameterOffset = +2 * kPointerSize; | 85 static const int kLastParameterOffset = kFPOnStackSize + kPCOnStackSize; |
86 static const int kFunctionOffset = StandardFrameConstants::kMarkerOffset; | 86 static const int kFunctionOffset = StandardFrameConstants::kMarkerOffset; |
87 | 87 |
88 // Caller SP-relative. | 88 // Caller SP-relative. |
89 static const int kParam0Offset = -2 * kPointerSize; | 89 static const int kParam0Offset = -2 * kPointerSize; |
90 static const int kReceiverOffset = -1 * kPointerSize; | 90 static const int kReceiverOffset = -1 * kPointerSize; |
91 }; | 91 }; |
92 | 92 |
93 | 93 |
94 class ArgumentsAdaptorFrameConstants : public AllStatic { | 94 class ArgumentsAdaptorFrameConstants : public AllStatic { |
95 public: | 95 public: |
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128 | 128 |
129 | 129 |
130 inline void StackHandler::SetFp(Address slot, Address fp) { | 130 inline void StackHandler::SetFp(Address slot, Address fp) { |
131 Memory::Address_at(slot) = fp; | 131 Memory::Address_at(slot) = fp; |
132 } | 132 } |
133 | 133 |
134 | 134 |
135 } } // namespace v8::internal | 135 } } // namespace v8::internal |
136 | 136 |
137 #endif // V8_X64_FRAMES_X64_H_ | 137 #endif // V8_X64_FRAMES_X64_H_ |
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