| 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 | /// Mangle syntax tree object; primary interface to clients
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| 28 | template< typename SynTreeClass >
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| 29 | static std::string mangle( SynTreeClass *decl, bool mangleOverridable = true );
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| 30 | /// Mangle a type name; secondary interface
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| 31 | static std::string mangleType( Type* ty );
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| 32 |
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| 33 | virtual void visit( ObjectDecl *declaration );
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| 34 | virtual void visit( FunctionDecl *declaration );
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| 35 | virtual void visit( TypeDecl *declaration );
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| 36 |
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| 37 | virtual void visit( VoidType *voidType );
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| 38 | virtual void visit( BasicType *basicType );
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| 39 | virtual void visit( PointerType *pointerType );
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| 40 | virtual void visit( ArrayType *arrayType );
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| 41 | virtual void visit( FunctionType *functionType );
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| 42 | virtual void visit( StructInstType *aggregateUseType );
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| 43 | virtual void visit( UnionInstType *aggregateUseType );
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| 44 | virtual void visit( EnumInstType *aggregateUseType );
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| 45 | virtual void visit( TypeInstType *aggregateUseType );
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| 46 | virtual void visit( TupleType *tupleType );
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| 47 |
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| 48 | std::string get_mangleName() { return mangleName.str(); }
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| 49 | private:
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| 50 | std::ostringstream mangleName; ///< Mangled name being constructed
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| 51 | typedef std::map< std::string, std::pair< int, int > > VarMapType;
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| 52 | VarMapType varNums; ///< Map of type variables to indices
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| 53 | int nextVarNum; ///< Next type variable index
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| 54 | bool isTopLevel; ///< Is the Mangler at the top level
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| 55 | bool mangleOverridable; ///< Specially mangle overridable built-in methods
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| 56 | bool typeMode; ///< Produce a unique mangled name for a type
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| 57 |
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| 58 | Mangler( bool mangleOverridable, bool typeMode );
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| 59 | Mangler( const Mangler & );
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| 60 |
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| 61 | void mangleDecl( DeclarationWithType *declaration );
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| 62 | void mangleRef( ReferenceToType *refType, std::string prefix );
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| 63 | void mangleGenericRef( ReferenceToType *refType, std::string prefix );
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| 64 |
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| 65 | void printQualifiers( Type *type );
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| 66 | }; // Mangler
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| 67 |
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| 68 | template< typename SynTreeClass >
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| 69 | std::string Mangler::mangle( SynTreeClass *decl, bool mangleOverridable ) {
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| 70 | Mangler mangler( mangleOverridable, false );
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| 71 | maybeAccept( decl, mangler );
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| 72 | return mangler.get_mangleName();
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| 73 | }
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| 74 | } // SymTab
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| 75 |
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| 76 | #endif // MANGLER_H
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| 77 |
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| 78 | // Local Variables: //
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| 79 | // tab-width: 4 //
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| 80 | // mode: c++ //
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| 81 | // compile-command: "make install" //
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| 82 | // End: //
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