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Issue 335027: Reverted 3130-3131 since they don't work on mac. (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: Created 11 years, 1 month ago
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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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50 50
51 StackFrame::Type ExitFrame::GetStateForFramePointer(Address fp, State* state) { 51 StackFrame::Type ExitFrame::GetStateForFramePointer(Address fp, State* state) {
52 if (fp == 0) return NONE; 52 if (fp == 0) return NONE;
53 // Compute the stack pointer. 53 // Compute the stack pointer.
54 Address sp = Memory::Address_at(fp + ExitFrameConstants::kSPOffset); 54 Address sp = Memory::Address_at(fp + ExitFrameConstants::kSPOffset);
55 // Fill in the state. 55 // Fill in the state.
56 state->fp = fp; 56 state->fp = fp;
57 state->sp = sp; 57 state->sp = sp;
58 state->pc_address = reinterpret_cast<Address*>(sp - 1 * kPointerSize); 58 state->pc_address = reinterpret_cast<Address*>(sp - 1 * kPointerSize);
59 // Determine frame type. 59 // Determine frame type.
60 return EXIT; 60 if (Memory::Address_at(fp + ExitFrameConstants::kDebugMarkOffset) != 0) {
61 return EXIT_DEBUG;
62 } else {
63 return EXIT;
64 }
61 } 65 }
62 66
63 int JavaScriptFrame::GetProvidedParametersCount() const { 67 int JavaScriptFrame::GetProvidedParametersCount() const {
64 return ComputeParametersCount(); 68 return ComputeParametersCount();
65 } 69 }
66 70
67 71
68 void ExitFrame::Iterate(ObjectVisitor* a) const { 72 void ExitFrame::Iterate(ObjectVisitor* a) const {
69 // Exit frames on X64 do not contain any pointers. The arguments 73 // Exit frames on X64 do not contain any pointers. The arguments
70 // are traversed as part of the expression stack of the calling 74 // are traversed as part of the expression stack of the calling
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100 104
101 105
102 byte* ArgumentsAdaptorFrame::GetCallerStackPointer() const { 106 byte* ArgumentsAdaptorFrame::GetCallerStackPointer() const {
103 const int arguments = Smi::cast(GetExpression(0))->value(); 107 const int arguments = Smi::cast(GetExpression(0))->value();
104 const int offset = StandardFrameConstants::kCallerSPOffset; 108 const int offset = StandardFrameConstants::kCallerSPOffset;
105 return fp() + offset + (arguments + 1) * kPointerSize; 109 return fp() + offset + (arguments + 1) * kPointerSize;
106 } 110 }
107 111
108 112
109 } } // namespace v8::internal 113 } } // namespace v8::internal
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