[51b7345] | 1 | /* |
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| 2 | * This file is part of the Cforall project |
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| 3 | * |
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| 4 | * $Id: RenameVars.cc,v 1.4 2005/08/29 20:14:16 rcbilson Exp $ |
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| 5 | * |
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| 6 | */ |
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| 7 | |
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| 8 | #include <strstream> |
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| 9 | |
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| 10 | #include "RenameVars.h" |
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| 11 | #include "SynTree/Visitor.h" |
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| 12 | #include "SynTree/Type.h" |
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| 13 | #include "SynTree/Declaration.h" |
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| 14 | #include "SynTree/Expression.h" |
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| 15 | |
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| 16 | namespace ResolvExpr { |
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| 17 | |
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| 18 | RenameVars global_renamer; |
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| 19 | |
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| 20 | RenameVars::RenameVars() |
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| 21 | : level( 0 ) |
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| 22 | { |
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| 23 | mapStack.push_front( std::map< std::string, std::string >() ); |
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| 24 | } |
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| 25 | |
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| 26 | void |
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| 27 | RenameVars::reset() |
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| 28 | { |
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| 29 | level = 0; |
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| 30 | } |
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| 31 | |
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| 32 | void |
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| 33 | RenameVars::visit( VoidType *voidType ) |
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| 34 | { |
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| 35 | typeBefore( voidType ); |
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| 36 | typeAfter( voidType ); |
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| 37 | } |
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| 38 | |
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| 39 | void |
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| 40 | RenameVars::visit( BasicType *basicType ) |
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| 41 | { |
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| 42 | typeBefore( basicType ); |
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| 43 | typeAfter( basicType ); |
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| 44 | } |
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| 45 | |
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| 46 | void |
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| 47 | RenameVars::visit( PointerType *pointerType ) |
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| 48 | { |
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| 49 | typeBefore( pointerType ); |
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| 50 | /// std::cout << "do pointer" << std::endl; |
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| 51 | maybeAccept( pointerType->get_base(), *this ); |
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| 52 | /// std::cout << "done pointer" << std::endl; |
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| 53 | typeAfter( pointerType ); |
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| 54 | } |
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| 55 | |
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| 56 | void |
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| 57 | RenameVars::visit( ArrayType *arrayType ) |
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| 58 | { |
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| 59 | typeBefore( arrayType ); |
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| 60 | maybeAccept( arrayType->get_dimension(), *this ); |
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| 61 | maybeAccept( arrayType->get_base(), *this ); |
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| 62 | typeAfter( arrayType ); |
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| 63 | } |
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| 64 | |
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| 65 | void |
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| 66 | RenameVars::visit( FunctionType *functionType ) |
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| 67 | { |
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| 68 | typeBefore( functionType ); |
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| 69 | /// std::cout << "return vals" << std::endl; |
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| 70 | acceptAll( functionType->get_returnVals(), *this ); |
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| 71 | /// std::cout << functionType->get_parameters().size() << " parameters" << std::endl; |
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| 72 | acceptAll( functionType->get_parameters(), *this ); |
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| 73 | /// std::cout << "done function" << std::endl; |
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| 74 | typeAfter( functionType ); |
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| 75 | } |
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| 76 | |
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| 77 | void |
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| 78 | RenameVars::visit( StructInstType *aggregateUseType ) |
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| 79 | { |
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| 80 | typeBefore( aggregateUseType ); |
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| 81 | acceptAll( aggregateUseType->get_parameters(), *this ); |
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| 82 | typeAfter( aggregateUseType ); |
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| 83 | } |
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| 84 | |
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| 85 | void |
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| 86 | RenameVars::visit( UnionInstType *aggregateUseType ) |
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| 87 | { |
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| 88 | typeBefore( aggregateUseType ); |
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| 89 | acceptAll( aggregateUseType->get_parameters(), *this ); |
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| 90 | typeAfter( aggregateUseType ); |
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| 91 | } |
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| 92 | |
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| 93 | void |
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| 94 | RenameVars::visit( EnumInstType *aggregateUseType ) |
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| 95 | { |
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| 96 | typeBefore( aggregateUseType ); |
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| 97 | acceptAll( aggregateUseType->get_parameters(), *this ); |
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| 98 | typeAfter( aggregateUseType ); |
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| 99 | } |
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| 100 | |
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| 101 | void |
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| 102 | RenameVars::visit( ContextInstType *aggregateUseType ) |
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| 103 | { |
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| 104 | typeBefore( aggregateUseType ); |
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| 105 | acceptAll( aggregateUseType->get_parameters(), *this ); |
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| 106 | acceptAll( aggregateUseType->get_members(), *this ); |
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| 107 | typeAfter( aggregateUseType ); |
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| 108 | } |
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| 109 | |
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| 110 | void |
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| 111 | RenameVars::visit( TypeInstType *instType ) |
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| 112 | { |
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| 113 | typeBefore( instType ); |
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| 114 | /// std::cout << "instance of type " << instType->get_name() << std::endl; |
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| 115 | std::map< std::string, std::string >::const_iterator i = mapStack.front().find( instType->get_name() ); |
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| 116 | if( i != mapStack.front().end() ) { |
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| 117 | /// std::cout << "found name " << i->second << std::endl; |
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| 118 | instType->set_name( i->second ); |
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| 119 | } else { |
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| 120 | /// std::cout << "no name found" << std::endl; |
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| 121 | } |
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| 122 | acceptAll( instType->get_parameters(), *this ); |
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| 123 | typeAfter( instType ); |
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| 124 | } |
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| 125 | |
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| 126 | void |
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| 127 | RenameVars::visit( TupleType *tupleType ) |
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| 128 | { |
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| 129 | typeBefore( tupleType ); |
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| 130 | acceptAll( tupleType->get_types(), *this ); |
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| 131 | typeAfter( tupleType ); |
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| 132 | } |
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| 133 | |
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| 134 | void |
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| 135 | RenameVars::typeBefore( Type *type ) |
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| 136 | { |
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| 137 | if( !type->get_forall().empty() ) { |
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| 138 | /// std::cout << "type with forall: "; |
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| 139 | /// type->print( std::cout ); |
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| 140 | /// std::cout << std::endl; |
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| 141 | mapStack.push_front( mapStack.front() ); |
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| 142 | for( std::list< TypeDecl* >::iterator i = type->get_forall().begin(); i != type->get_forall().end(); ++i ) { |
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| 143 | std::ostrstream output; |
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| 144 | output << "_" << level << "_" << (*i)->get_name(); |
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| 145 | std::string newname( output.str(), output.pcount() ); |
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| 146 | mapStack.front()[ (*i)->get_name() ] = newname; |
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| 147 | (*i)->set_name( newname ); |
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| 148 | level++; |
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| 149 | acceptAll( (*i)->get_assertions(), *this ); |
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| 150 | } |
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| 151 | } |
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| 152 | } |
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| 153 | |
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| 154 | void |
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| 155 | RenameVars::typeAfter( Type *type ) |
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| 156 | { |
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| 157 | if( !type->get_forall().empty() ) { |
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| 158 | mapStack.pop_front(); |
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| 159 | } |
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| 160 | } |
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| 161 | |
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| 162 | } // namespace ResolvExpr |
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