[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 | #ifndef _INITTWEAK_MODEL_H_ |
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| 16 | #define _INITTWEAK_MODEL_H_ |
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| 17 | |
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| 18 | #include "Association.h" |
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| 19 | #include "SemanticError.h" |
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| 20 | #include "SynTree/Visitor.h" |
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| 21 | |
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| 22 | #include "SynTree/Initializer.h" |
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| 23 | #include "SynTree/Declaration.h" |
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| 24 | #include "SynTree/Expression.h" |
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| 25 | #include "SynTree/Type.h" |
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| 26 | |
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| 27 | namespace InitTweak { |
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[bdd516a] | 28 | class InitModelBuilder : public AssociationBuilder, public Visitor { |
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| 29 | public: |
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| 30 | InitModelBuilder( Declaration * ); |
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| 31 | ~InitModelBuilder(); |
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| 32 | |
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| 33 | virtual Association *grab_assoc() { taken = true; return building; } |
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| 34 | virtual Association *get_assoc() { return building; } |
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| 35 | void set_assoc( Association *newAssoc ) { building = newAssoc; } |
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| 36 | |
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| 37 | void init(); |
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| 38 | static int interpretDimension( Expression *exp ) { |
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| 39 | ConstantFolder folder( exp ); |
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| 40 | try { |
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| 41 | return folder.get_constant(); |
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| 42 | } catch (...) { |
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| 43 | throw SemanticError("Invalid array dimension"); |
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| 44 | } |
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| 45 | } |
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| 46 | |
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| 47 | // types |
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| 48 | virtual void visit( ArrayType * ); |
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| 49 | virtual void visit( StructInstType * ); |
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| 50 | virtual void visit( UnionInstType * ); |
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| 51 | virtual void visit( EnumInstType * ); |
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| 52 | virtual void visit( ContextInstType * ) { throw 0; } |
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| 53 | virtual void visit( TypeInstType * ) { throw 0; } |
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| 54 | // virtual void visit( TupleType *tupleType ); |
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| 55 | // declarations |
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| 56 | virtual void visit( StructDecl *); |
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| 57 | virtual void visit( UnionDecl *); |
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| 58 | virtual void visit( EnumDecl *); |
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| 59 | private: |
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| 60 | class ConstantFolder : public Visitor { |
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| 61 | public: |
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| 62 | ConstantFolder( Expression *_expr = 0 ): expr(_expr) {} |
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| 63 | int get_constant() throw() { expr->accept( *this ); return value; } |
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| 64 | void set_constant( Expression *newExp ) { expr = newExp; } |
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| 65 | // Visitor interface |
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| 66 | void visit( Expression * ) { throw 0; } |
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| 67 | void visit( NameExpr * ) { throw 0; } |
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| 68 | void visit( CastExpr * ) { throw 0; } |
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| 69 | void visit( UntypedMemberExpr * ) { throw 0; } |
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| 70 | void visit( VariableExpr * ) { throw 0; } |
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| 71 | void visit( ConstantExpr * ); |
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| 72 | void visit( SizeofExpr * ) { throw 0; } |
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| 73 | void visit( AttrExpr * ) { throw 0; } |
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| 74 | void visit( LogicalExpr * ) { throw 0; } |
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| 75 | void visit( ConditionalExpr * ) { throw 0; } |
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| 76 | void visit( CommaExpr * ) { throw 0; } |
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| 77 | private: |
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| 78 | Expression *expr; |
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| 79 | int value; |
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| 80 | }; |
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| 81 | |
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| 82 | bool taken; |
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| 83 | Declaration *decl; // ? |
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| 84 | Association *building; |
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[51b7345] | 85 | }; |
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| 86 | |
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[bdd516a] | 87 | class InitModelFiller : public AssociationFiller, public Visitor { |
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| 88 | public: |
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| 89 | InitModelFiller( Association *, Initializer *, bool _topLevel = false ); |
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| 90 | ~InitModelFiller() { /* pointers in here are not owned by object (never created by object either) */ } |
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| 91 | virtual Association *get_assoc() { return model; } |
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| 92 | virtual void set_assoc( Association *newAssoc ) { model = newAssoc; } |
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| 93 | |
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| 94 | void init(); |
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| 95 | // Visitor interface |
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| 96 | virtual void visit( SingleInit *singleInit ); |
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| 97 | virtual void visit( ListInit *listInit ); |
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| 98 | private: |
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| 99 | Association *model; |
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| 100 | Initializer *orgInit; |
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| 101 | bool topLevel; |
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| 102 | long int next; |
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| 103 | }; |
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[51b7345] | 104 | |
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[bdd516a] | 105 | class InitUnspooler : public AssociationVisitor { |
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| 106 | public: |
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| 107 | InitUnspooler() : init(0), taken( false ) {} |
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[a32b204] | 108 | virtual ~InitUnspooler() { if (! taken && (init != 0)) { delete init; init = 0; } } |
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[bdd516a] | 109 | Initializer *get_initializer() { return init; } |
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| 110 | Initializer *grab_initializer() { taken = true; return init; } |
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| 111 | |
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| 112 | virtual void visit( SingleName * ); |
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| 113 | virtual void visit( PointAssociation * ); |
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| 114 | virtual void visit( RangeAssociation * ) { std::cerr << "InitUnspooler - In a range assoc" << std::endl; return; } |
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| 115 | private: |
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| 116 | Initializer *init; |
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| 117 | bool taken; |
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| 118 | }; |
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[51b7345] | 119 | |
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| 120 | } // namespace InitTweak |
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| 121 | |
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[bdd516a] | 122 | #endif // _INITTWEAK_MODEL_H_ |
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[51b7345] | 123 | |
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| 124 | /* |
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| 125 | Local Variables: |
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| 126 | mode: c++ |
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| 127 | End: |
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| 128 | */ |
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[51587aa] | 129 | // Local Variables: // |
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| 130 | // tab-width: 4 // |
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| 131 | // mode: c++ // |
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| 132 | // compile-command: "make install" // |
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| 133 | // End: // |
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