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Issue 24072013: Hydrogenisation of binops (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: fix rewrite mode & finetune type feedback Created 7 years, 2 months ago
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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 // 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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1961 virtual int position() const V8_OVERRIDE { return pos_; } 1961 virtual int position() const V8_OVERRIDE { return pos_; }
1962 1962
1963 void RecordTypeFeedback(TypeFeedbackOracle* oracle, Zone* zone); 1963 void RecordTypeFeedback(TypeFeedbackOracle* oracle, Zone* zone);
1964 virtual bool IsMonomorphic() V8_OVERRIDE { return is_monomorphic_; } 1964 virtual bool IsMonomorphic() V8_OVERRIDE { return is_monomorphic_; }
1965 virtual SmallMapList* GetReceiverTypes() V8_OVERRIDE { 1965 virtual SmallMapList* GetReceiverTypes() V8_OVERRIDE {
1966 return &receiver_types_; 1966 return &receiver_types_;
1967 } 1967 }
1968 virtual KeyedAccessStoreMode GetStoreMode() V8_OVERRIDE { 1968 virtual KeyedAccessStoreMode GetStoreMode() V8_OVERRIDE {
1969 return store_mode_; 1969 return store_mode_;
1970 } 1970 }
1971 TypeInfo type() const { return type_; } 1971 Handle<Type> type() const { return type_; }
1972 1972
1973 BailoutId AssignmentId() const { return assignment_id_; } 1973 BailoutId AssignmentId() const { return assignment_id_; }
1974 1974
1975 TypeFeedbackId CountBinOpFeedbackId() const { return count_id_; } 1975 TypeFeedbackId CountBinOpFeedbackId() const { return count_id_; }
1976 TypeFeedbackId CountStoreFeedbackId() const { return reuse(id()); } 1976 TypeFeedbackId CountStoreFeedbackId() const { return reuse(id()); }
1977 1977
1978 protected: 1978 protected:
1979 CountOperation(Isolate* isolate, 1979 CountOperation(Isolate* isolate,
1980 Token::Value op, 1980 Token::Value op,
1981 bool is_prefix, 1981 bool is_prefix,
1982 Expression* expr, 1982 Expression* expr,
1983 int pos) 1983 int pos)
1984 : Expression(isolate), 1984 : Expression(isolate),
1985 op_(op), 1985 op_(op),
1986 is_prefix_(is_prefix), 1986 is_prefix_(is_prefix),
1987 is_monomorphic_(false), 1987 is_monomorphic_(false),
1988 store_mode_(STANDARD_STORE), 1988 store_mode_(STANDARD_STORE),
1989 expression_(expr), 1989 expression_(expr),
1990 pos_(pos), 1990 pos_(pos),
1991 assignment_id_(GetNextId(isolate)), 1991 assignment_id_(GetNextId(isolate)),
1992 count_id_(GetNextId(isolate)) {} 1992 count_id_(GetNextId(isolate)) {}
1993 1993
1994 private: 1994 private:
1995 Token::Value op_; 1995 Token::Value op_;
1996 bool is_prefix_ : 1; 1996 bool is_prefix_ : 1;
1997 bool is_monomorphic_ : 1; 1997 bool is_monomorphic_ : 1;
1998 KeyedAccessStoreMode store_mode_ : 5; // Windows treats as signed, 1998 KeyedAccessStoreMode store_mode_ : 5; // Windows treats as signed,
1999 // must have extra bit. 1999 // must have extra bit.
2000 TypeInfo type_; 2000 Handle<Type> type_;
2001 2001
2002 Expression* expression_; 2002 Expression* expression_;
2003 int pos_; 2003 int pos_;
2004 const BailoutId assignment_id_; 2004 const BailoutId assignment_id_;
2005 const TypeFeedbackId count_id_; 2005 const TypeFeedbackId count_id_;
2006 SmallMapList receiver_types_; 2006 SmallMapList receiver_types_;
2007 }; 2007 };
2008 2008
2009 2009
2010 class CompareOperation V8_FINAL : public Expression { 2010 class CompareOperation V8_FINAL : public Expression {
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3252 private: 3252 private:
3253 Isolate* isolate_; 3253 Isolate* isolate_;
3254 Zone* zone_; 3254 Zone* zone_;
3255 Visitor visitor_; 3255 Visitor visitor_;
3256 }; 3256 };
3257 3257
3258 3258
3259 } } // namespace v8::internal 3259 } } // namespace v8::internal
3260 3260
3261 #endif // V8_AST_H_ 3261 #endif // V8_AST_H_
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