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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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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3722 kMathCeil = 3, | 3722 kMathCeil = 3, |
3723 kMathAbs = 4, | 3723 kMathAbs = 4, |
3724 kMathLog = 5, | 3724 kMathLog = 5, |
3725 kMathSin = 6, | 3725 kMathSin = 6, |
3726 kMathCos = 7, | 3726 kMathCos = 7, |
3727 kMathTan = 8, | 3727 kMathTan = 8, |
3728 kMathASin = 9, | 3728 kMathASin = 9, |
3729 kMathACos = 0xa, | 3729 kMathACos = 0xa, |
3730 kMathATan = 0xb, | 3730 kMathATan = 0xb, |
3731 kMathExp = 0xc, | 3731 kMathExp = 0xc, |
3732 kMathSqrt = 0xd, | 3732 kMathSqrt = 0xd |
3733 kMathPow = 0xe, | |
3734 kMathPowHalf = 0xf | |
3735 }; | 3733 }; |
3736 | 3734 |
3737 | 3735 |
3738 // SharedFunctionInfo describes the JSFunction information that can be | 3736 // SharedFunctionInfo describes the JSFunction information that can be |
3739 // shared by multiple instances of the function. | 3737 // shared by multiple instances of the function. |
3740 class SharedFunctionInfo: public HeapObject { | 3738 class SharedFunctionInfo: public HeapObject { |
3741 public: | 3739 public: |
3742 // [name]: Function name. | 3740 // [name]: Function name. |
3743 DECL_ACCESSORS(name, Object) | 3741 DECL_ACCESSORS(name, Object) |
3744 | 3742 |
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4149 static const int kIsExpressionBit = 0; | 4147 static const int kIsExpressionBit = 0; |
4150 static const int kIsTopLevelBit = 1; | 4148 static const int kIsTopLevelBit = 1; |
4151 static const int kStartPositionShift = 2; | 4149 static const int kStartPositionShift = 2; |
4152 static const int kStartPositionMask = ~((1 << kStartPositionShift) - 1); | 4150 static const int kStartPositionMask = ~((1 << kStartPositionShift) - 1); |
4153 | 4151 |
4154 // Bit positions in compiler_hints. | 4152 // Bit positions in compiler_hints. |
4155 static const int kHasOnlySimpleThisPropertyAssignments = 0; | 4153 static const int kHasOnlySimpleThisPropertyAssignments = 0; |
4156 static const int kTryFullCodegen = 1; | 4154 static const int kTryFullCodegen = 1; |
4157 static const int kAllowLazyCompilation = 2; | 4155 static const int kAllowLazyCompilation = 2; |
4158 static const int kMathFunctionShift = 3; | 4156 static const int kMathFunctionShift = 3; |
4159 static const int kMathFunctionMask = 0x1f; | 4157 static const int kMathFunctionMask = 0xf; |
4160 static const int kLiveObjectsMayExist = 8; | 4158 static const int kLiveObjectsMayExist = 7; |
4161 static const int kCodeAgeShift = 9; | 4159 static const int kCodeAgeShift = 8; |
4162 static const int kCodeAgeMask = 0x7; | 4160 static const int kCodeAgeMask = 0x7; |
4163 static const int kOptimizationDisabled = 12; | 4161 static const int kOptimizationDisabled = 11; |
4164 | 4162 |
4165 DISALLOW_IMPLICIT_CONSTRUCTORS(SharedFunctionInfo); | 4163 DISALLOW_IMPLICIT_CONSTRUCTORS(SharedFunctionInfo); |
4166 }; | 4164 }; |
4167 | 4165 |
4168 | 4166 |
4169 // JSFunction describes JavaScript functions. | 4167 // JSFunction describes JavaScript functions. |
4170 class JSFunction: public JSObject { | 4168 class JSFunction: public JSObject { |
4171 public: | 4169 public: |
4172 // [prototype_or_initial_map]: | 4170 // [prototype_or_initial_map]: |
4173 DECL_ACCESSORS(prototype_or_initial_map, Object) | 4171 DECL_ACCESSORS(prototype_or_initial_map, Object) |
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6101 } else { | 6099 } else { |
6102 value &= ~(1 << bit_position); | 6100 value &= ~(1 << bit_position); |
6103 } | 6101 } |
6104 return value; | 6102 return value; |
6105 } | 6103 } |
6106 }; | 6104 }; |
6107 | 6105 |
6108 } } // namespace v8::internal | 6106 } } // namespace v8::internal |
6109 | 6107 |
6110 #endif // V8_OBJECTS_H_ | 6108 #endif // V8_OBJECTS_H_ |
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