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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_AST_H_ | 5 #ifndef V8_AST_H_ |
6 #define V8_AST_H_ | 6 #define V8_AST_H_ |
7 | 7 |
8 #include "src/v8.h" | 8 #include "src/v8.h" |
9 | 9 |
10 #include "src/assembler.h" | 10 #include "src/assembler.h" |
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1861 } | 1861 } |
1862 int AllocationSiteFeedbackSlot() { | 1862 int AllocationSiteFeedbackSlot() { |
1863 DCHECK(callnew_feedback_slot_ != kInvalidFeedbackSlot); | 1863 DCHECK(callnew_feedback_slot_ != kInvalidFeedbackSlot); |
1864 DCHECK(FLAG_pretenuring_call_new); | 1864 DCHECK(FLAG_pretenuring_call_new); |
1865 return callnew_feedback_slot_ + 1; | 1865 return callnew_feedback_slot_ + 1; |
1866 } | 1866 } |
1867 | 1867 |
1868 void RecordTypeFeedback(TypeFeedbackOracle* oracle); | 1868 void RecordTypeFeedback(TypeFeedbackOracle* oracle); |
1869 virtual bool IsMonomorphic() OVERRIDE { return is_monomorphic_; } | 1869 virtual bool IsMonomorphic() OVERRIDE { return is_monomorphic_; } |
1870 Handle<JSFunction> target() const { return target_; } | 1870 Handle<JSFunction> target() const { return target_; } |
1871 ElementsKind elements_kind() const { return elements_kind_; } | |
1872 Handle<AllocationSite> allocation_site() const { | 1871 Handle<AllocationSite> allocation_site() const { |
1873 return allocation_site_; | 1872 return allocation_site_; |
1874 } | 1873 } |
1875 | 1874 |
1876 static int feedback_slots() { return 1; } | 1875 static int feedback_slots() { return 1; } |
1877 | 1876 |
1878 BailoutId ReturnId() const { return return_id_; } | 1877 BailoutId ReturnId() const { return return_id_; } |
1879 | 1878 |
1880 protected: | 1879 protected: |
1881 CallNew(Zone* zone, Expression* expression, ZoneList<Expression*>* arguments, | 1880 CallNew(Zone* zone, Expression* expression, ZoneList<Expression*>* arguments, |
1882 int pos, IdGen* id_gen) | 1881 int pos, IdGen* id_gen) |
1883 : Expression(zone, pos, id_gen), | 1882 : Expression(zone, pos, id_gen), |
1884 expression_(expression), | 1883 expression_(expression), |
1885 arguments_(arguments), | 1884 arguments_(arguments), |
1886 is_monomorphic_(false), | 1885 is_monomorphic_(false), |
1887 elements_kind_(GetInitialFastElementsKind()), | |
1888 callnew_feedback_slot_(kInvalidFeedbackSlot), | 1886 callnew_feedback_slot_(kInvalidFeedbackSlot), |
1889 return_id_(id_gen->GetNextId()) {} | 1887 return_id_(id_gen->GetNextId()) {} |
1890 | 1888 |
1891 private: | 1889 private: |
1892 Expression* expression_; | 1890 Expression* expression_; |
1893 ZoneList<Expression*>* arguments_; | 1891 ZoneList<Expression*>* arguments_; |
1894 | 1892 |
1895 bool is_monomorphic_; | 1893 bool is_monomorphic_; |
1896 Handle<JSFunction> target_; | 1894 Handle<JSFunction> target_; |
1897 ElementsKind elements_kind_; | |
1898 Handle<AllocationSite> allocation_site_; | 1895 Handle<AllocationSite> allocation_site_; |
1899 int callnew_feedback_slot_; | 1896 int callnew_feedback_slot_; |
1900 | 1897 |
1901 const BailoutId return_id_; | 1898 const BailoutId return_id_; |
1902 }; | 1899 }; |
1903 | 1900 |
1904 | 1901 |
1905 // The CallRuntime class does not represent any official JavaScript | 1902 // The CallRuntime class does not represent any official JavaScript |
1906 // language construct. Instead it is used to call a C or JS function | 1903 // language construct. Instead it is used to call a C or JS function |
1907 // with a set of arguments. This is used from the builtins that are | 1904 // with a set of arguments. This is used from the builtins that are |
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3534 Zone* zone_; | 3531 Zone* zone_; |
3535 Visitor visitor_; | 3532 Visitor visitor_; |
3536 AstValueFactory* ast_value_factory_; | 3533 AstValueFactory* ast_value_factory_; |
3537 AstNode::IdGen* id_gen_; | 3534 AstNode::IdGen* id_gen_; |
3538 }; | 3535 }; |
3539 | 3536 |
3540 | 3537 |
3541 } } // namespace v8::internal | 3538 } } // namespace v8::internal |
3542 | 3539 |
3543 #endif // V8_AST_H_ | 3540 #endif // V8_AST_H_ |
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