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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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 // ---------------------------------------------------- | 52 // ---------------------------------------------------- |
53 | 53 |
54 | 54 |
55 class StackHandlerConstants : public AllStatic { | 55 class StackHandlerConstants : public AllStatic { |
56 public: | 56 public: |
57 static const int kNextOffset = 0 * kPointerSize; | 57 static const int kNextOffset = 0 * kPointerSize; |
58 static const int kFPOffset = 1 * kPointerSize; | 58 static const int kFPOffset = 1 * kPointerSize; |
59 static const int kStateOffset = 2 * kPointerSize; | 59 static const int kStateOffset = 2 * kPointerSize; |
60 static const int kPCOffset = 3 * kPointerSize; | 60 static const int kPCOffset = 3 * kPointerSize; |
61 | 61 |
62 static const int kAddressDisplacement = 0; | |
63 static const int kSize = kPCOffset + kPointerSize; | 62 static const int kSize = kPCOffset + kPointerSize; |
64 }; | 63 }; |
65 | 64 |
66 | 65 |
67 class EntryFrameConstants : public AllStatic { | 66 class EntryFrameConstants : public AllStatic { |
68 public: | 67 public: |
69 static const int kCallerFPOffset = -6 * kPointerSize; | 68 static const int kCallerFPOffset = -6 * kPointerSize; |
70 | 69 |
71 static const int kFunctionArgOffset = +3 * kPointerSize; | 70 static const int kFunctionArgOffset = +3 * kPointerSize; |
72 static const int kReceiverArgOffset = +4 * kPointerSize; | 71 static const int kReceiverArgOffset = +4 * kPointerSize; |
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127 | 126 |
128 inline Object* JavaScriptFrame::function_slot_object() const { | 127 inline Object* JavaScriptFrame::function_slot_object() const { |
129 const int offset = JavaScriptFrameConstants::kFunctionOffset; | 128 const int offset = JavaScriptFrameConstants::kFunctionOffset; |
130 return Memory::Object_at(fp() + offset); | 129 return Memory::Object_at(fp() + offset); |
131 } | 130 } |
132 | 131 |
133 | 132 |
134 } } // namespace v8::internal | 133 } } // namespace v8::internal |
135 | 134 |
136 #endif // V8_IA32_FRAMES_IA32_H_ | 135 #endif // V8_IA32_FRAMES_IA32_H_ |
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