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1 // Copyright 2006-2009 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2009 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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2904 | 2904 |
2905 // Dispatched behavior. | 2905 // Dispatched behavior. |
2906 int CodeSize() { return SizeFor(body_size(), sinfo_size()); } | 2906 int CodeSize() { return SizeFor(body_size(), sinfo_size()); } |
2907 void CodeIterateBody(ObjectVisitor* v); | 2907 void CodeIterateBody(ObjectVisitor* v); |
2908 #ifdef DEBUG | 2908 #ifdef DEBUG |
2909 void CodePrint(); | 2909 void CodePrint(); |
2910 void CodeVerify(); | 2910 void CodeVerify(); |
2911 #endif | 2911 #endif |
2912 // Code entry points are aligned to 32 bytes. | 2912 // Code entry points are aligned to 32 bytes. |
2913 static const int kCodeAlignment = 32; | 2913 static const int kCodeAlignment = 32; |
| 2914 static const int kCodeAlignmentBits = 5; |
2914 static const int kCodeAlignmentMask = kCodeAlignment - 1; | 2915 static const int kCodeAlignmentMask = kCodeAlignment - 1; |
2915 | 2916 |
2916 // Layout description. | 2917 // Layout description. |
2917 static const int kInstructionSizeOffset = HeapObject::kHeaderSize; | 2918 static const int kInstructionSizeOffset = HeapObject::kHeaderSize; |
2918 static const int kRelocationSizeOffset = kInstructionSizeOffset + kIntSize; | 2919 static const int kRelocationSizeOffset = kInstructionSizeOffset + kIntSize; |
2919 static const int kSInfoSizeOffset = kRelocationSizeOffset + kIntSize; | 2920 static const int kSInfoSizeOffset = kRelocationSizeOffset + kIntSize; |
2920 static const int kFlagsOffset = kSInfoSizeOffset + kIntSize; | 2921 static const int kFlagsOffset = kSInfoSizeOffset + kIntSize; |
2921 static const int kKindSpecificFlagsOffset = kFlagsOffset + kIntSize; | 2922 static const int kKindSpecificFlagsOffset = kFlagsOffset + kIntSize; |
2922 // Add padding to align the instruction start following right after | 2923 // Add padding to align the instruction start following right after |
2923 // the Code object header. | 2924 // the Code object header. |
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5144 } else { | 5145 } else { |
5145 value &= ~(1 << bit_position); | 5146 value &= ~(1 << bit_position); |
5146 } | 5147 } |
5147 return value; | 5148 return value; |
5148 } | 5149 } |
5149 }; | 5150 }; |
5150 | 5151 |
5151 } } // namespace v8::internal | 5152 } } // namespace v8::internal |
5152 | 5153 |
5153 #endif // V8_OBJECTS_H_ | 5154 #endif // V8_OBJECTS_H_ |
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