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 | // CodeGenerator2.h --
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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 : Peter A. Buhr
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12 | // Last Modified On : Mon May 18 23:35:37 2015
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13 | // Update Count : 2
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14 | //
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15 |
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16 | #ifndef CODEGENV_H
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17 | #define CODEGENV_H
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18 |
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19 | #include <strstream>
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20 | #include <list>
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21 |
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22 | #include "SynTree/SynTree.h"
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23 | #include "SynTree/Visitor.h"
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24 | #include "SymTab/Indexer.h"
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25 |
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26 | namespace CodeGen {
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27 | class CodeGenerator2 : public Visitor {
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28 | public:
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29 | static int tabsize;
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30 |
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31 | CodeGenerator2( std::ostream &os );
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32 | CodeGenerator2( std::ostream &os, std::string, int indent = 0, bool infun = false );
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33 | CodeGenerator2( std::ostream &os, char *, int indent = 0, bool infun = false );
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34 |
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35 | CodeGenerator2( CodeGenerator2 & );
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36 |
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37 | //*** Declaration
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38 | virtual void visit( StructDecl * );
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39 | virtual void visit( FunctionDecl * );
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40 | virtual void visit( ObjectDecl * );
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41 | virtual void visit( UnionDecl *aggregateDecl );
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42 | virtual void visit( EnumDecl *aggregateDecl );
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43 | virtual void visit( ContextDecl *aggregateDecl );
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44 | virtual void visit( TypedefDecl *typeDecl );
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45 | virtual void visit( TypeDecl *typeDecl );
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46 |
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47 | //*** Initializer
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48 | virtual void visit( SingleInit * );
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49 | virtual void visit( ListInit * );
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50 |
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51 | //*** Constant
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52 | virtual void visit( Constant * );
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53 |
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54 | //*** Expression
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55 | virtual void visit( ApplicationExpr *applicationExpr );
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56 | virtual void visit( UntypedExpr *untypedExpr );
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57 | virtual void visit( NameExpr *nameExpr );
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58 | virtual void visit( AddressExpr *addressExpr );
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59 | virtual void visit( CastExpr *castExpr );
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60 | virtual void visit( UntypedMemberExpr *memberExpr );
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61 | virtual void visit( MemberExpr *memberExpr );
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62 | virtual void visit( VariableExpr *variableExpr );
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63 | virtual void visit( ConstantExpr *constantExpr );
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64 | virtual void visit( SizeofExpr *sizeofExpr );
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65 | virtual void visit( LogicalExpr *logicalExpr );
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66 | virtual void visit( ConditionalExpr *conditionalExpr );
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67 | virtual void visit( CommaExpr *commaExpr );
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68 | virtual void visit( TupleExpr *tupleExpr );
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69 | virtual void visit( TypeExpr *typeExpr );
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70 |
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71 | //*** Statements
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72 | virtual void visit( CompoundStmt * );
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73 | virtual void visit( ExprStmt * );
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74 | virtual void visit( IfStmt * );
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75 | virtual void visit( SwitchStmt * );
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76 | virtual void visit( CaseStmt * );
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77 | virtual void visit( BranchStmt * );
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78 | virtual void visit( ReturnStmt * );
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79 | virtual void visit( WhileStmt * );
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80 | virtual void visit( ForStmt * );
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81 | virtual void visit( NullStmt * );
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82 | virtual void visit( DeclStmt * );
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83 |
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84 | std::string get_string( void );
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85 | void add_string_left( std::string s ) { before << s; }
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86 | void shift_left();
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87 | template< class Iterator > void genCommaList( Iterator begin, Iterator end );
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88 | private:
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89 | int cur_indent;
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90 | bool insideFunction;
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91 | std::ostream &before;
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92 | std::string after;
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93 |
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94 | static std::string printLabels ( std::list < Label > & );
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95 | void handleStorageClass( Declaration *decl );
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96 | void handleAggregate( AggregateDecl *aggDecl );
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97 | void handleTypedef( NamedTypeDecl *namedType );
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98 |
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99 | };
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100 |
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101 | template< class Iterator >
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102 | void CodeGenerator2::genCommaList( Iterator begin, Iterator end ) {
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103 | if ( begin == end ) return;
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104 |
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105 | for ( ;; ) {
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106 | (*begin++)->accept( *this );
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107 | if ( begin == end ) return;
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108 | before << ", ";
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109 | } // for
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110 | }
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111 |
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112 | inline bool doSemicolon( Declaration* decl ) {
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113 | if ( FunctionDecl* func = dynamic_cast< FunctionDecl* >( decl ) ) {
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114 | return ! func->get_statements();
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115 | } // if
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116 | return true;
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117 | }
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118 | } // namespace CodeGen
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119 |
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120 | #endif // CODEGENV_H
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121 |
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122 | // Local Variables: //
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123 | // tab-width: 4 //
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124 | // mode: c++ //
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125 | // compile-command: "make install" //
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126 | // End: //
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