[51587aa] | 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 | // XXX.cc -- |
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| 8 | // |
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| 9 | // Author : Richard C. Bilson |
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| 10 | // Created On : Mon May 18 07:44:20 2015 |
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| 11 | // Last Modified By : |
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| 12 | // Last Modified On : |
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| 13 | // Update Count : 0 |
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| 14 | // |
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[51b7345] | 15 | /* |
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| 16 | * This file is part of the Cforall project |
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| 17 | * |
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| 18 | * $Id: FindFunction.cc,v 1.5 2005/08/29 20:14:13 rcbilson Exp $ |
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| 19 | * |
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| 20 | */ |
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| 21 | |
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| 22 | #include "FindFunction.h" |
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| 23 | #include "SynTree/Type.h" |
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| 24 | #include "SynTree/Declaration.h" |
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| 25 | #include "SynTree/Visitor.h" |
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| 26 | |
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| 27 | namespace GenPoly { |
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| 28 | |
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| 29 | class FindFunction : public Mutator |
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| 30 | { |
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| 31 | public: |
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| 32 | FindFunction( std::list< FunctionType* > &functions, const TyVarMap &tyVars, bool replaceMode, FindFunctionPredicate predicate ); |
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| 33 | |
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| 34 | virtual Type *mutate( FunctionType *functionType ); |
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| 35 | virtual Type *mutate( PointerType *pointerType ); |
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| 36 | |
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| 37 | private: |
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| 38 | void handleForall( const std::list< TypeDecl* > &forall ); |
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| 39 | |
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| 40 | std::list< FunctionType* > &functions; |
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| 41 | TyVarMap tyVars; |
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| 42 | bool replaceMode; |
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| 43 | FindFunctionPredicate predicate; |
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| 44 | }; |
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| 45 | |
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| 46 | void |
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| 47 | findFunction( Type *type, std::list< FunctionType* > &functions, const TyVarMap &tyVars, FindFunctionPredicate predicate ) |
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| 48 | { |
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| 49 | FindFunction finder( functions, tyVars, false, predicate ); |
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| 50 | type->acceptMutator( finder ); |
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| 51 | } |
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| 52 | |
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| 53 | void |
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| 54 | findAndReplaceFunction( Type *&type, std::list< FunctionType* > &functions, const TyVarMap &tyVars, FindFunctionPredicate predicate ) |
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| 55 | { |
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| 56 | FindFunction finder( functions, tyVars, true, predicate ); |
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| 57 | type = type->acceptMutator( finder ); |
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| 58 | } |
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| 59 | |
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| 60 | FindFunction::FindFunction( std::list< FunctionType* > &functions, const TyVarMap &tyVars, bool replaceMode, FindFunctionPredicate predicate ) |
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| 61 | : functions( functions ), tyVars( tyVars ), replaceMode( replaceMode ), predicate( predicate ) |
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| 62 | { |
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| 63 | } |
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| 64 | |
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| 65 | void |
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| 66 | FindFunction::handleForall( const std::list< TypeDecl* > &forall ) |
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| 67 | { |
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[a32b204] | 68 | for ( std::list< TypeDecl* >::const_iterator i = forall.begin(); i != forall.end(); ++i ) { |
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[51b7345] | 69 | TyVarMap::iterator var = tyVars.find( (*i)->get_name() ); |
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[a32b204] | 70 | if ( var != tyVars.end() ) { |
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[51b7345] | 71 | tyVars.erase( var ); |
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| 72 | } |
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| 73 | } |
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| 74 | } |
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| 75 | |
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| 76 | Type* |
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| 77 | FindFunction::mutate( FunctionType *functionType ) |
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| 78 | { |
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| 79 | TyVarMap oldTyVars = tyVars; |
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| 80 | handleForall( functionType->get_forall() ); |
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| 81 | mutateAll( functionType->get_returnVals(), *this ); |
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| 82 | Type *ret = functionType; |
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[a32b204] | 83 | if ( predicate( functionType, tyVars ) ) { |
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[51b7345] | 84 | functions.push_back( functionType ); |
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[a32b204] | 85 | if ( replaceMode ) { |
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[51b7345] | 86 | ret = new FunctionType( Type::Qualifiers(), true ); |
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| 87 | } |
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| 88 | } |
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| 89 | tyVars = oldTyVars; |
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| 90 | return ret; |
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| 91 | } |
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| 92 | |
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| 93 | Type * |
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| 94 | FindFunction::mutate( PointerType *pointerType ) |
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| 95 | { |
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| 96 | TyVarMap oldTyVars = tyVars; |
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| 97 | handleForall( pointerType->get_forall() ); |
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| 98 | Type *ret = Mutator::mutate( pointerType ); |
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| 99 | tyVars = oldTyVars; |
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| 100 | return ret; |
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| 101 | } |
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| 102 | |
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| 103 | } // namespace GenPoly |
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[51587aa] | 104 | // Local Variables: // |
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| 105 | // tab-width: 4 // |
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| 106 | // mode: c++ // |
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| 107 | // compile-command: "make install" // |
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| 108 | // End: // |
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