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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_GLOBALS_H_ | 5 #ifndef V8_GLOBALS_H_ |
6 #define V8_GLOBALS_H_ | 6 #define V8_GLOBALS_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 #include <stdint.h> | 9 #include <stdint.h> |
10 | 10 |
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813 | 813 |
814 | 814 |
815 enum FunctionKind { | 815 enum FunctionKind { |
816 kNormalFunction = 0, | 816 kNormalFunction = 0, |
817 kArrowFunction = 1 << 0, | 817 kArrowFunction = 1 << 0, |
818 kGeneratorFunction = 1 << 1, | 818 kGeneratorFunction = 1 << 1, |
819 kConciseMethod = 1 << 2, | 819 kConciseMethod = 1 << 2, |
820 kConciseGeneratorMethod = kGeneratorFunction | kConciseMethod, | 820 kConciseGeneratorMethod = kGeneratorFunction | kConciseMethod, |
821 kAccessorFunction = 1 << 3, | 821 kAccessorFunction = 1 << 3, |
822 kDefaultConstructor = 1 << 4, | 822 kDefaultConstructor = 1 << 4, |
823 kSubclassConstructor = 1 << 5 | 823 kSubclassConstructor = 1 << 5, |
| 824 kBaseConstructor = 1 << 6, |
824 }; | 825 }; |
825 | 826 |
826 | 827 |
827 inline bool IsValidFunctionKind(FunctionKind kind) { | 828 inline bool IsValidFunctionKind(FunctionKind kind) { |
828 return kind == FunctionKind::kNormalFunction || | 829 return kind == FunctionKind::kNormalFunction || |
829 kind == FunctionKind::kArrowFunction || | 830 kind == FunctionKind::kArrowFunction || |
830 kind == FunctionKind::kGeneratorFunction || | 831 kind == FunctionKind::kGeneratorFunction || |
831 kind == FunctionKind::kConciseMethod || | 832 kind == FunctionKind::kConciseMethod || |
832 kind == FunctionKind::kConciseGeneratorMethod || | 833 kind == FunctionKind::kConciseGeneratorMethod || |
833 kind == FunctionKind::kAccessorFunction || | 834 kind == FunctionKind::kAccessorFunction || |
834 kind == FunctionKind::kDefaultConstructor || | 835 kind == FunctionKind::kDefaultConstructor || |
| 836 kind == FunctionKind::kBaseConstructor || |
835 kind == FunctionKind::kSubclassConstructor; | 837 kind == FunctionKind::kSubclassConstructor; |
836 } | 838 } |
837 | 839 |
838 | 840 |
839 inline bool IsArrowFunction(FunctionKind kind) { | 841 inline bool IsArrowFunction(FunctionKind kind) { |
840 DCHECK(IsValidFunctionKind(kind)); | 842 DCHECK(IsValidFunctionKind(kind)); |
841 return kind & FunctionKind::kArrowFunction; | 843 return kind & FunctionKind::kArrowFunction; |
842 } | 844 } |
843 | 845 |
844 | 846 |
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859 return kind & FunctionKind::kAccessorFunction; | 861 return kind & FunctionKind::kAccessorFunction; |
860 } | 862 } |
861 | 863 |
862 | 864 |
863 inline bool IsDefaultConstructor(FunctionKind kind) { | 865 inline bool IsDefaultConstructor(FunctionKind kind) { |
864 DCHECK(IsValidFunctionKind(kind)); | 866 DCHECK(IsValidFunctionKind(kind)); |
865 return kind & FunctionKind::kDefaultConstructor; | 867 return kind & FunctionKind::kDefaultConstructor; |
866 } | 868 } |
867 | 869 |
868 | 870 |
| 871 inline bool IsBaseConstructor(FunctionKind kind) { |
| 872 DCHECK(IsValidFunctionKind(kind)); |
| 873 return kind & FunctionKind::kBaseConstructor; |
| 874 } |
| 875 |
| 876 |
869 inline bool IsSubclassConstructor(FunctionKind kind) { | 877 inline bool IsSubclassConstructor(FunctionKind kind) { |
870 DCHECK(IsValidFunctionKind(kind)); | 878 DCHECK(IsValidFunctionKind(kind)); |
871 return kind & FunctionKind::kSubclassConstructor; | 879 return kind & FunctionKind::kSubclassConstructor; |
872 } | 880 } |
| 881 |
| 882 |
| 883 inline bool IsConstructor(FunctionKind kind) { |
| 884 DCHECK(IsValidFunctionKind(kind)); |
| 885 return kind & |
| 886 (FunctionKind::kBaseConstructor | FunctionKind::kSubclassConstructor | |
| 887 FunctionKind::kDefaultConstructor); |
| 888 } |
873 } } // namespace v8::internal | 889 } } // namespace v8::internal |
874 | 890 |
875 namespace i = v8::internal; | 891 namespace i = v8::internal; |
876 | 892 |
877 #endif // V8_GLOBALS_H_ | 893 #endif // V8_GLOBALS_H_ |
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