| 1 | // |
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| 2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo |
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| 3 | // |
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| 4 | // The contents of this file are covered under the licence agreement in the |
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| 5 | // file "LICENCE" distributed with Cforall. |
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| 6 | // |
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| 7 | // Mangler.h -- |
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| 8 | // |
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| 9 | // Author : Richard C. Bilson |
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| 10 | // Created On : Sun May 17 21:44:03 2015 |
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| 11 | // Last Modified By : Rob Schluntz |
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| 12 | // Last Modified On : Wed Aug 19 15:48:46 2015 |
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| 13 | // Update Count : 14 |
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| 14 | // |
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| 15 | |
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| 16 | #ifndef MANGLER_H |
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| 17 | #define MANGLER_H |
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| 18 | |
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| 19 | #include <sstream> |
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| 20 | #include "SynTree/SynTree.h" |
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| 21 | #include "SynTree/Visitor.h" |
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| 22 | |
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| 23 | namespace SymTab { |
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| 24 | /// Mangles names to a unique C identifier |
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| 25 | class Mangler : public Visitor { |
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| 26 | public: |
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| 27 | template< typename SynTreeClass > |
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| 28 | static std::string mangle( SynTreeClass *decl, bool mangleOverridable = true, bool includeQualifiers = true ); // interface to clients |
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| 29 | |
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| 30 | virtual void visit( ObjectDecl *declaration ); |
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| 31 | virtual void visit( FunctionDecl *declaration ); |
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| 32 | virtual void visit( TypeDecl *declaration ); |
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| 33 | |
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| 34 | virtual void visit( VoidType *voidType ); |
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| 35 | virtual void visit( BasicType *basicType ); |
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| 36 | virtual void visit( PointerType *pointerType ); |
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| 37 | virtual void visit( ArrayType *arrayType ); |
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| 38 | virtual void visit( FunctionType *functionType ); |
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| 39 | virtual void visit( StructInstType *aggregateUseType ); |
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| 40 | virtual void visit( UnionInstType *aggregateUseType ); |
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| 41 | virtual void visit( EnumInstType *aggregateUseType ); |
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| 42 | virtual void visit( TypeInstType *aggregateUseType ); |
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| 43 | virtual void visit( TupleType *tupleType ); |
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| 44 | |
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| 45 | std::string get_mangleName() { return mangleName.str(); } |
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| 46 | private: |
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| 47 | std::ostringstream mangleName; ///< Mangled name being constructed |
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| 48 | typedef std::map< std::string, std::pair< int, int > > VarMapType; |
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| 49 | VarMapType varNums; ///< Map of type variables to indices |
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| 50 | int nextVarNum; ///< Next type variable index |
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| 51 | bool isTopLevel; ///< Is the Mangler at the top level |
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| 52 | bool mangleOverridable; ///< Specially mangle overridable built-in methods |
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| 53 | bool includeQualifiers; ///< Include type qualifiers in mangled name |
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| 54 | |
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| 55 | Mangler( bool mangleOverridable, bool includeQualifiers ); |
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| 56 | Mangler( const Mangler & ); |
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| 57 | |
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| 58 | void mangleDecl( DeclarationWithType *declaration ); |
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| 59 | void mangleRef( ReferenceToType *refType, std::string prefix ); |
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| 60 | |
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| 61 | void printQualifiers( Type *type ); |
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| 62 | }; // Mangler |
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| 63 | |
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| 64 | template< typename SynTreeClass > |
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| 65 | std::string Mangler::mangle( SynTreeClass *decl, bool mangleOverridable, bool includeQualifiers ) { |
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| 66 | Mangler mangler( mangleOverridable, includeQualifiers ); |
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| 67 | maybeAccept( decl, mangler ); |
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| 68 | return mangler.get_mangleName(); |
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| 69 | } |
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| 70 | } // SymTab |
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| 71 | |
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| 72 | #endif // MANGLER_H |
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| 73 | |
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| 74 | // Local Variables: // |
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| 75 | // tab-width: 4 // |
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| 76 | // mode: c++ // |
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| 77 | // compile-command: "make install" // |
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| 78 | // End: // |
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