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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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36 namespace v8 { | 36 namespace v8 { |
37 namespace internal { | 37 namespace internal { |
38 | 38 |
39 | 39 |
40 Address ExitFrame::ComputeStackPointer(Address fp) { | 40 Address ExitFrame::ComputeStackPointer(Address fp) { |
41 Address marker = Memory::Address_at(fp + ExitFrameConstants::kMarkerOffset); | 41 Address marker = Memory::Address_at(fp + ExitFrameConstants::kMarkerOffset); |
42 Address sp = fp + ExitFrameConstants::kSPOffset; | 42 Address sp = fp + ExitFrameConstants::kSPOffset; |
43 if (marker == NULL) { | 43 if (marker == NULL) { |
44 sp -= DwVfpRegister::kNumRegisters * kDoubleSize + 2 * kPointerSize; | 44 sp -= DwVfpRegister::kNumRegisters * kDoubleSize + 2 * kPointerSize; |
45 } | 45 } |
46 if (marker == reinterpret_cast<void*>(ExitApiFrameConstants::kMarker)) { | |
antonm
2011/01/21 17:56:35
nits:
a) unnecessary space after ==
b) reinterpret
| |
47 sp = Memory::Address_at(fp + ExitApiFrameConstants::kSPOffset); | |
48 } | |
46 return sp; | 49 return sp; |
47 } | 50 } |
48 | 51 |
49 | 52 |
50 } } // namespace v8::internal | 53 } } // namespace v8::internal |
51 | 54 |
52 #endif // V8_TARGET_ARCH_ARM | 55 #endif // V8_TARGET_ARCH_ARM |
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