| 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 | // Type.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 : Fri Mar 17 09:04:03 2017
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| 13 | // Update Count : 147
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| 14 | //
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| 15 |
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| 16 | #ifndef TYPE_H
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| 17 | #define TYPE_H
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| 18 |
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| 19 | #include "BaseSyntaxNode.h"
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| 20 | #include "Mutator.h"
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| 21 | #include "SynTree.h"
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| 22 | #include "Visitor.h"
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| 23 | #include <strings.h> // ffs
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| 24 |
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| 25 | class Type : public BaseSyntaxNode {
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| 26 | public:
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| 27 | // Simulate inheritance because union does not allow it.
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| 28 | // Bug in g++-4.9 prevents static field in union
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| 29 | //static const char * Names[];
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| 30 | #define BFCommon( BFType, N ) \
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| 31 | bool operator[]( unsigned int i ) const { return val & (1 << i); } \
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| 32 | bool any() const { return val != 0; } \
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| 33 | void reset() { val = 0; } \
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| 34 | int ffs() { return ::ffs( val ) - 1; } \
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| 35 | BFType operator&=( BFType other ) { \
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| 36 | val &= other.val; return *this; \
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| 37 | } \
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| 38 | BFType operator&( BFType other ) const { \
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| 39 | BFType q = other; \
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| 40 | q &= *this; \
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| 41 | return q; \
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| 42 | } \
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| 43 | BFType operator|=( BFType other ) { \
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| 44 | val |= other.val; return *this; \
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| 45 | } \
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| 46 | BFType operator|( BFType other ) const { \
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| 47 | BFType q = other; \
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| 48 | q |= *this; \
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| 49 | return q; \
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| 50 | } \
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| 51 | BFType operator-=( BFType other ) { \
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| 52 | val &= ~other.val; return *this; \
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| 53 | } \
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| 54 | void print( std::ostream & os ) const { \
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| 55 | if ( (*this).any() ) { \
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| 56 | for ( unsigned int i = 0; i < N; i += 1 ) { \
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| 57 | if ( (*this)[i] ) { \
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| 58 | os << BFType##Names[i] << ' '; \
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| 59 | } \
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| 60 | } \
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| 61 | } \
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| 62 | }
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| 63 |
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| 64 | // enum must remain in the same order as the corresponding bit fields.
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| 65 |
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| 66 | enum { Inline = 1 << 0, Noreturn = 1 << 1, Fortran = 1 << 2, NumFuncSpecifier = 3 };
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| 67 | static const char * FuncSpecifiersNames[];
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| 68 | union FuncSpecifiers {
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| 69 | unsigned int val;
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| 70 | struct {
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| 71 | bool is_inline : 1;
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| 72 | bool is_noreturn : 1;
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| 73 | bool is_fortran : 1;
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| 74 | };
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| 75 | FuncSpecifiers() : val( 0 ) {}
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| 76 | FuncSpecifiers( unsigned int val ) : val( val ) {}
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| 77 | // equality (==, !=) works implicitly on first field "val", relational operations are undefined.
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| 78 | BFCommon( FuncSpecifiers, NumFuncSpecifier )
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| 79 | }; // FuncSpecifiers
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| 80 |
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| 81 | enum { Extern = 1 << 0, Static = 1 << 1, Auto = 1 << 2, Register = 1 << 3, Threadlocal = 1 << 4, NumStorageClass = 5 };
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| 82 | static const char * StorageClassesNames[];
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| 83 | union StorageClasses {
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| 84 | unsigned int val;
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| 85 | struct {
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| 86 | bool is_extern : 1;
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| 87 | bool is_static : 1;
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| 88 | bool is_auto : 1;
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| 89 | bool is_register : 1;
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| 90 | bool is_threadlocal : 1;
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| 91 | };
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| 92 |
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| 93 | StorageClasses() : val( 0 ) {}
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| 94 | StorageClasses( unsigned int val ) : val( val ) {}
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| 95 | // equality (==, !=) works implicitly on first field "val", relational operations are undefined.
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| 96 | BFCommon( StorageClasses, NumStorageClass )
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| 97 | }; // StorageClasses
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| 98 |
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| 99 | enum { Const = 1 << 0, Restrict = 1 << 1, Volatile = 1 << 2, Lvalue = 1 << 3, Mutex = 1 << 4, Atomic = 1 << 5, NumTypeQualifier = 6 };
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| 100 | static const char * QualifiersNames[];
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| 101 | union Qualifiers {
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| 102 | enum { Mask = ~(Restrict | Lvalue) };
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| 103 | unsigned int val;
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| 104 | struct {
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| 105 | bool is_const : 1;
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| 106 | bool is_restrict : 1;
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| 107 | bool is_volatile : 1;
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| 108 | bool is_lvalue : 1;
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| 109 | bool is_mutex : 1;
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| 110 | bool is_atomic : 1;
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| 111 | };
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| 112 |
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| 113 | Qualifiers() : val( 0 ) {}
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| 114 | Qualifiers( unsigned int val ) : val( val ) {}
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| 115 | // Complex comparisons provide implicit qualifier downcasting, e.g., T downcast to const T.
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| 116 | bool operator==( Qualifiers other ) const { return (val & Mask) == (other.val & Mask); }
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| 117 | bool operator!=( Qualifiers other ) const { return (val & Mask) != (other.val & Mask); }
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| 118 | bool operator<=( Qualifiers other ) const {
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| 119 | return is_const <= other.is_const && is_volatile <= other.is_volatile &&
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| 120 | is_mutex >= other.is_mutex && is_atomic == other.is_atomic;
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| 121 | }
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| 122 | bool operator<( Qualifiers other ) const { return *this != other && *this <= other; }
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| 123 | bool operator>=( Qualifiers other ) const { return ! (*this < other); }
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| 124 | bool operator>( Qualifiers other ) const { return *this != other && *this >= other; }
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| 125 | BFCommon( Qualifiers, NumTypeQualifier )
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| 126 | }; // Qualifiers
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| 127 |
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| 128 | Type( const Qualifiers & tq, const std::list< Attribute * > & attributes );
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| 129 | Type( const Type & other );
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| 130 | virtual ~Type();
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| 131 |
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| 132 | Qualifiers & get_qualifiers() { return tq; }
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| 133 | bool get_const() { return tq.is_const; }
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| 134 | bool get_volatile() { return tq.is_volatile; }
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| 135 | bool get_restrict() { return tq.is_restrict; }
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| 136 | bool get_lvalue() { return tq.is_lvalue; }
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| 137 | bool get_mutex() { return tq.is_mutex; }
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| 138 | bool get_atomic() { return tq.is_atomic; }
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| 139 | void set_const( bool newValue ) { tq.is_const = newValue; }
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| 140 | void set_volatile( bool newValue ) { tq.is_volatile = newValue; }
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| 141 | void set_restrict( bool newValue ) { tq.is_restrict = newValue; }
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| 142 | void set_lvalue( bool newValue ) { tq.is_lvalue = newValue; }
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| 143 | void set_mutex( bool newValue ) { tq.is_mutex = newValue; }
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| 144 | void set_atomic( bool newValue ) { tq.is_atomic = newValue; }
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| 145 |
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| 146 | typedef std::list<TypeDecl *> ForallList;
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| 147 | ForallList& get_forall() { return forall; }
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| 148 |
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| 149 | std::list< Attribute * >& get_attributes() { return attributes; }
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| 150 | const std::list< Attribute * >& get_attributes() const { return attributes; }
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| 151 |
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| 152 | /// How many elemental types are represented by this type
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| 153 | virtual unsigned size() const { return 1; };
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| 154 | virtual bool isVoid() const { return size() == 0; }
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| 155 | virtual Type * getComponent( unsigned i ) { assertf( size() == 1 && i == 0, "Type::getComponent was called with size %d and index %d\n", size(), i ); return this; }
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| 156 |
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| 157 | Type *stripDeclarator();
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| 158 |
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| 159 | virtual bool isComplete() const { return true; }
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| 160 |
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| 161 | virtual Type *clone() const = 0;
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| 162 | virtual void accept( Visitor & v ) = 0;
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| 163 | virtual Type *acceptMutator( Mutator & m ) = 0;
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| 164 | virtual void print( std::ostream & os, int indent = 0 ) const;
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| 165 | private:
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| 166 | Qualifiers tq;
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| 167 | ForallList forall;
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| 168 | std::list< Attribute * > attributes;
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| 169 | };
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| 170 |
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| 171 | extern Type::Qualifiers emptyQualifiers; // no qualifiers on constants
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| 172 |
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| 173 | class VoidType : public Type {
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| 174 | public:
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| 175 | VoidType( const Type::Qualifiers & tq, const std::list< Attribute * > & attributes = std::list< Attribute * >() );
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| 176 |
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| 177 | virtual unsigned size() const { return 0; };
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| 178 | virtual bool isComplete() const { return false; }
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| 179 |
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| 180 | virtual VoidType *clone() const { return new VoidType( *this ); }
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| 181 | virtual void accept( Visitor & v ) { v.visit( this ); }
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| 182 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); }
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| 183 | virtual void print( std::ostream & os, int indent = 0 ) const;
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| 184 | };
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| 185 |
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| 186 | class BasicType : public Type {
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| 187 | public:
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| 188 | enum Kind {
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| 189 | Bool,
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| 190 | Char,
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| 191 | SignedChar,
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| 192 | UnsignedChar,
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| 193 | ShortSignedInt,
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| 194 | ShortUnsignedInt,
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| 195 | SignedInt,
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| 196 | UnsignedInt,
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| 197 | LongSignedInt,
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| 198 | LongUnsignedInt,
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| 199 | LongLongSignedInt,
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| 200 | LongLongUnsignedInt,
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| 201 | Float,
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| 202 | Double,
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| 203 | LongDouble,
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| 204 | FloatComplex,
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| 205 | DoubleComplex,
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| 206 | LongDoubleComplex,
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| 207 | FloatImaginary,
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| 208 | DoubleImaginary,
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| 209 | LongDoubleImaginary,
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| 210 | NUMBER_OF_BASIC_TYPES
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| 211 | };
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| 212 |
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| 213 | static const char *typeNames[]; // string names for basic types, MUST MATCH with Kind
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| 214 |
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| 215 | BasicType( const Type::Qualifiers & tq, Kind bt, const std::list< Attribute * > & attributes = std::list< Attribute * >() );
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| 216 |
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| 217 | Kind get_kind() { return kind; }
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| 218 | void set_kind( Kind newValue ) { kind = newValue; }
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| 219 |
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| 220 | virtual BasicType *clone() const { return new BasicType( *this ); }
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| 221 | virtual void accept( Visitor & v ) { v.visit( this ); }
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| 222 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); }
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| 223 | virtual void print( std::ostream & os, int indent = 0 ) const;
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| 224 |
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| 225 | bool isInteger() const;
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| 226 | private:
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| 227 | Kind kind;
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| 228 | };
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| 229 |
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| 230 | class PointerType : public Type {
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| 231 | public:
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| 232 | PointerType( const Type::Qualifiers & tq, Type *base, const std::list< Attribute * > & attributes = std::list< Attribute * >() );
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| 233 | PointerType( const Type::Qualifiers & tq, Type *base, Expression *dimension, bool isVarLen, bool isStatic, const std::list< Attribute * > & attributes = std::list< Attribute * >() );
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| 234 | PointerType( const PointerType& );
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| 235 | virtual ~PointerType();
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| 236 |
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| 237 | Type *get_base() { return base; }
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| 238 | void set_base( Type *newValue ) { base = newValue; }
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| 239 | Expression *get_dimension() { return dimension; }
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| 240 | void set_dimension( Expression *newValue ) { dimension = newValue; }
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| 241 | bool get_isVarLen() { return isVarLen; }
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| 242 | void set_isVarLen( bool newValue ) { isVarLen = newValue; }
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| 243 | bool get_isStatic() { return isStatic; }
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| 244 | void set_isStatic( bool newValue ) { isStatic = newValue; }
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| 245 |
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| 246 | virtual PointerType *clone() const { return new PointerType( *this ); }
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| 247 | virtual void accept( Visitor & v ) { v.visit( this ); }
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| 248 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); }
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| 249 | virtual void print( std::ostream & os, int indent = 0 ) const;
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| 250 | private:
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| 251 | Type *base;
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| 252 |
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| 253 | // In C99, pointer types can be qualified in many ways e.g., int f( int a[ static 3 ] )
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| 254 | Expression *dimension;
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| 255 | bool isVarLen;
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| 256 | bool isStatic;
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| 257 | };
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| 258 |
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| 259 | class ArrayType : public Type {
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| 260 | public:
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| 261 | ArrayType( const Type::Qualifiers & tq, Type *base, Expression *dimension, bool isVarLen, bool isStatic, const std::list< Attribute * > & attributes = std::list< Attribute * >() );
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| 262 | ArrayType( const ArrayType& );
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| 263 | virtual ~ArrayType();
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| 264 |
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| 265 | Type *get_base() { return base; }
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| 266 | void set_base( Type *newValue ) { base = newValue; }
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| 267 | Expression *get_dimension() { return dimension; }
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| 268 | void set_dimension( Expression *newValue ) { dimension = newValue; }
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| 269 | bool get_isVarLen() { return isVarLen; }
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| 270 | void set_isVarLen( bool newValue ) { isVarLen = newValue; }
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| 271 | bool get_isStatic() { return isStatic; }
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| 272 | void set_isStatic( bool newValue ) { isStatic = newValue; }
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| 273 |
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| 274 | virtual bool isComplete() const { return ! isVarLen; }
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| 275 |
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| 276 | virtual ArrayType *clone() const { return new ArrayType( *this ); }
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| 277 | virtual void accept( Visitor & v ) { v.visit( this ); }
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| 278 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); }
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| 279 | virtual void print( std::ostream & os, int indent = 0 ) const;
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| 280 | private:
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| 281 | Type *base;
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| 282 | Expression *dimension;
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| 283 | bool isVarLen;
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| 284 | bool isStatic;
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| 285 | };
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| 286 |
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| 287 | class FunctionType : public Type {
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| 288 | public:
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| 289 | FunctionType( const Type::Qualifiers & tq, bool isVarArgs, const std::list< Attribute * > & attributes = std::list< Attribute * >() );
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| 290 | FunctionType( const FunctionType& );
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| 291 | virtual ~FunctionType();
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| 292 |
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| 293 | std::list<DeclarationWithType*> & get_returnVals() { return returnVals; }
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| 294 | std::list<DeclarationWithType*> & get_parameters() { return parameters; }
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| 295 | bool get_isVarArgs() const { return isVarArgs; }
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| 296 | void set_isVarArgs( bool newValue ) { isVarArgs = newValue; }
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| 297 | bool isTtype() const;
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| 298 |
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| 299 | virtual FunctionType *clone() const { return new FunctionType( *this ); }
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| 300 | virtual void accept( Visitor & v ) { v.visit( this ); }
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| 301 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); }
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| 302 | virtual void print( std::ostream & os, int indent = 0 ) const;
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| 303 | private:
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| 304 | std::list<DeclarationWithType*> returnVals;
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| 305 | std::list<DeclarationWithType*> parameters;
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| 306 |
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| 307 | // Does the function accept a variable number of arguments following the arguments specified in the parameters list.
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| 308 | // This could be because of
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| 309 | // - an ellipsis in a prototype declaration
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| 310 | // - an unprototyped declaration
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| 311 | bool isVarArgs;
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| 312 | };
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| 313 |
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| 314 | class ReferenceToType : public Type {
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| 315 | public:
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| 316 | ReferenceToType( const Type::Qualifiers & tq, const std::string & name, const std::list< Attribute * > & attributes );
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| 317 | ReferenceToType( const ReferenceToType & other );
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| 318 | virtual ~ReferenceToType();
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| 319 |
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| 320 | const std::string & get_name() const { return name; }
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| 321 | void set_name( std::string newValue ) { name = newValue; }
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| 322 | std::list< Expression* >& get_parameters() { return parameters; }
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| 323 | bool get_hoistType() const { return hoistType; }
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| 324 | void set_hoistType( bool newValue ) { hoistType = newValue; }
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| 325 |
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| 326 | virtual ReferenceToType *clone() const = 0;
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| 327 | virtual void accept( Visitor & v ) = 0;
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| 328 | virtual Type *acceptMutator( Mutator & m ) = 0;
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| 329 | virtual void print( std::ostream & os, int indent = 0 ) const;
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| 330 | protected:
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| 331 | virtual std::string typeString() const = 0;
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| 332 | std::list< Expression* > parameters;
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| 333 | std::string name;
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| 334 | private:
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| 335 | bool hoistType;
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| 336 | };
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| 337 |
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| 338 | class StructInstType : public ReferenceToType {
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| 339 | typedef ReferenceToType Parent;
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| 340 | public:
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| 341 | StructInstType( const Type::Qualifiers & tq, const std::string & name, const std::list< Attribute * > & attributes = std::list< Attribute * >() ) : Parent( tq, name, attributes ), baseStruct( 0 ) {}
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| 342 | StructInstType( const Type::Qualifiers & tq, StructDecl * baseStruct, const std::list< Attribute * > & attributes = std::list< Attribute * >() );
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| 343 | StructInstType( const StructInstType & other ) : Parent( other ), baseStruct( other.baseStruct ) {}
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| 344 |
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| 345 | StructDecl *get_baseStruct() const { return baseStruct; }
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| 346 | void set_baseStruct( StructDecl *newValue ) { baseStruct = newValue; }
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| 347 |
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| 348 | /// Accesses generic parameters of base struct (NULL if none such)
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| 349 | std::list<TypeDecl*> * get_baseParameters();
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| 350 |
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| 351 | virtual bool isComplete() const;
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| 352 |
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| 353 | /// Looks up the members of this struct named "name" and places them into "foundDecls".
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| 354 | /// Clones declarations into "foundDecls", caller responsible for freeing
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| 355 | void lookup( const std::string & name, std::list< Declaration* > & foundDecls ) const;
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| 356 |
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| 357 | virtual StructInstType *clone() const { return new StructInstType( *this ); }
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| 358 | virtual void accept( Visitor & v ) { v.visit( this ); }
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| 359 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); }
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| 360 |
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| 361 | virtual void print( std::ostream & os, int indent = 0 ) const;
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| 362 | private:
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| 363 | virtual std::string typeString() const;
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| 364 |
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| 365 | // this decl is not "owned" by the struct inst; it is merely a pointer to elsewhere in the tree,
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| 366 | // where the structure used in this type is actually defined
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| 367 | StructDecl *baseStruct;
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| 368 | };
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| 369 |
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| 370 | class UnionInstType : public ReferenceToType {
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| 371 | typedef ReferenceToType Parent;
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| 372 | public:
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| 373 | UnionInstType( const Type::Qualifiers & tq, const std::string & name, const std::list< Attribute * > & attributes = std::list< Attribute * >() ) : Parent( tq, name, attributes ), baseUnion( 0 ) {}
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| 374 | UnionInstType( const Type::Qualifiers & tq, UnionDecl * baseUnion, const std::list< Attribute * > & attributes = std::list< Attribute * >() );
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| 375 | UnionInstType( const UnionInstType & other ) : Parent( other ), baseUnion( other.baseUnion ) {}
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| 376 |
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| 377 | UnionDecl *get_baseUnion() const { return baseUnion; }
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| 378 | void set_baseUnion( UnionDecl * newValue ) { baseUnion = newValue; }
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| 379 |
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| 380 | /// Accesses generic parameters of base union (NULL if none such)
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| 381 | std::list< TypeDecl * > * get_baseParameters();
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| 382 |
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| 383 | virtual bool isComplete() const;
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| 384 |
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| 385 | /// looks up the members of this union named "name" and places them into "foundDecls"
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| 386 | /// Clones declarations into "foundDecls", caller responsible for freeing
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| 387 | void lookup( const std::string & name, std::list< Declaration* > & foundDecls ) const;
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| 388 |
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| 389 | virtual UnionInstType *clone() const { return new UnionInstType( *this ); }
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| 390 | virtual void accept( Visitor & v ) { v.visit( this ); }
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| 391 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); }
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| 392 |
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| 393 | virtual void print( std::ostream & os, int indent = 0 ) const;
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| 394 | private:
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| 395 | virtual std::string typeString() const;
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| 396 |
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| 397 | // this decl is not "owned" by the union inst; it is merely a pointer to elsewhere in the tree,
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| 398 | // where the union used in this type is actually defined
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| 399 | UnionDecl *baseUnion;
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| 400 | };
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| 401 |
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| 402 | class EnumInstType : public ReferenceToType {
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| 403 | typedef ReferenceToType Parent;
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| 404 | public:
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| 405 | EnumInstType( const Type::Qualifiers & tq, const std::string & name, const std::list< Attribute * > & attributes = std::list< Attribute * >() ) : Parent( tq, name, attributes ) {}
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| 406 | EnumInstType( const Type::Qualifiers & tq, EnumDecl * baseEnum, const std::list< Attribute * > & attributes = std::list< Attribute * >() );
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| 407 | EnumInstType( const EnumInstType & other ) : Parent( other ), baseEnum( other.baseEnum ) {}
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| 408 |
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| 409 | EnumDecl *get_baseEnum() const { return baseEnum; }
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| 410 | void set_baseEnum( EnumDecl *newValue ) { baseEnum = newValue; }
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| 411 |
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| 412 | virtual bool isComplete() const;
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| 413 |
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| 414 | virtual EnumInstType *clone() const { return new EnumInstType( *this ); }
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| 415 | virtual void accept( Visitor & v ) { v.visit( this ); }
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| 416 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); }
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| 417 | private:
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| 418 | virtual std::string typeString() const;
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| 419 |
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| 420 | // this decl is not "owned" by the union inst; it is merely a pointer to elsewhere in the tree,
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| 421 | // where the union used in this type is actually defined
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| 422 | EnumDecl *baseEnum = nullptr;
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| 423 | };
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| 424 |
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| 425 | class TraitInstType : public ReferenceToType {
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| 426 | typedef ReferenceToType Parent;
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| 427 | public:
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| 428 | TraitInstType( const Type::Qualifiers & tq, const std::string & name, const std::list< Attribute * > & attributes = std::list< Attribute * >() ) : Parent( tq, name, attributes ) {}
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| 429 | TraitInstType( const TraitInstType & other );
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| 430 | ~TraitInstType();
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| 431 |
|
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| 432 | std::list< Declaration* >& get_members() { return members; }
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| 433 |
|
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| 434 | virtual bool isComplete() const;
|
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| 435 |
|
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| 436 | virtual TraitInstType *clone() const { return new TraitInstType( *this ); }
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| 437 | virtual void accept( Visitor & v ) { v.visit( this ); }
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| 438 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); }
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| 439 | private:
|
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| 440 | virtual std::string typeString() const;
|
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| 441 |
|
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| 442 | // this member is filled in by the validate pass, which instantiates the members of the correponding
|
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| 443 | // aggregate with the actual type parameters specified for this use of the context
|
|---|
| 444 | std::list< Declaration* > members;
|
|---|
| 445 | };
|
|---|
| 446 |
|
|---|
| 447 | class TypeInstType : public ReferenceToType {
|
|---|
| 448 | typedef ReferenceToType Parent;
|
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| 449 | public:
|
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| 450 | TypeInstType( const Type::Qualifiers & tq, const std::string & name, TypeDecl *baseType, const std::list< Attribute * > & attributes = std::list< Attribute * >() );
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| 451 | TypeInstType( const Type::Qualifiers & tq, const std::string & name, bool isFtype, const std::list< Attribute * > & attributes = std::list< Attribute * >() );
|
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| 452 | TypeInstType( const TypeInstType & other );
|
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| 453 | ~TypeInstType();
|
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| 454 |
|
|---|
| 455 | TypeDecl *get_baseType() const { return baseType; }
|
|---|
| 456 | void set_baseType( TypeDecl *newValue );
|
|---|
| 457 | bool get_isFtype() const { return isFtype; }
|
|---|
| 458 | void set_isFtype( bool newValue ) { isFtype = newValue; }
|
|---|
| 459 |
|
|---|
| 460 | virtual bool isComplete() const;
|
|---|
| 461 |
|
|---|
| 462 | virtual TypeInstType *clone() const { return new TypeInstType( *this ); }
|
|---|
| 463 | virtual void accept( Visitor & v ) { v.visit( this ); }
|
|---|
| 464 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); }
|
|---|
| 465 | virtual void print( std::ostream & os, int indent = 0 ) const;
|
|---|
| 466 | private:
|
|---|
| 467 | virtual std::string typeString() const;
|
|---|
| 468 | // this decl is not "owned" by the type inst; it is merely a pointer to elsewhere in the tree,
|
|---|
| 469 | // where the type used here is actually defined
|
|---|
| 470 | TypeDecl *baseType;
|
|---|
| 471 | bool isFtype;
|
|---|
| 472 | };
|
|---|
| 473 |
|
|---|
| 474 | class TupleType : public Type {
|
|---|
| 475 | public:
|
|---|
| 476 | TupleType( const Type::Qualifiers & tq, const std::list< Type * > & types = std::list< Type * >(), const std::list< Attribute * > & attributes = std::list< Attribute * >() );
|
|---|
| 477 | TupleType( const TupleType& );
|
|---|
| 478 | virtual ~TupleType();
|
|---|
| 479 |
|
|---|
| 480 | typedef std::list<Type*> value_type;
|
|---|
| 481 | typedef value_type::iterator iterator;
|
|---|
| 482 |
|
|---|
| 483 | std::list<Type*>& get_types() { return types; }
|
|---|
| 484 | virtual unsigned size() const { return types.size(); };
|
|---|
| 485 |
|
|---|
| 486 | iterator begin() { return types.begin(); }
|
|---|
| 487 | iterator end() { return types.end(); }
|
|---|
| 488 |
|
|---|
| 489 | virtual Type * getComponent( unsigned i ) {
|
|---|
| 490 | assertf( i < size(), "TupleType::getComponent: index %d must be less than size %d", i, size() );
|
|---|
| 491 | return *(begin()+i);
|
|---|
| 492 | }
|
|---|
| 493 |
|
|---|
| 494 | // virtual bool isComplete() const { return true; } // xxx - not sure if this is right, might need to recursively check complete-ness
|
|---|
| 495 |
|
|---|
| 496 | virtual TupleType *clone() const { return new TupleType( *this ); }
|
|---|
| 497 | virtual void accept( Visitor & v ) { v.visit( this ); }
|
|---|
| 498 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); }
|
|---|
| 499 | virtual void print( std::ostream & os, int indent = 0 ) const;
|
|---|
| 500 | private:
|
|---|
| 501 | std::list<Type*> types;
|
|---|
| 502 | };
|
|---|
| 503 |
|
|---|
| 504 | class TypeofType : public Type {
|
|---|
| 505 | public:
|
|---|
| 506 | TypeofType( const Type::Qualifiers & tq, Expression *expr, const std::list< Attribute * > & attributes = std::list< Attribute * >() );
|
|---|
| 507 | TypeofType( const TypeofType& );
|
|---|
| 508 | virtual ~TypeofType();
|
|---|
| 509 |
|
|---|
| 510 | Expression *get_expr() const { return expr; }
|
|---|
| 511 | void set_expr( Expression *newValue ) { expr = newValue; }
|
|---|
| 512 |
|
|---|
| 513 | virtual bool isComplete() const { assert( false ); return false; }
|
|---|
| 514 |
|
|---|
| 515 | virtual TypeofType *clone() const { return new TypeofType( *this ); }
|
|---|
| 516 | virtual void accept( Visitor & v ) { v.visit( this ); }
|
|---|
| 517 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); }
|
|---|
| 518 | virtual void print( std::ostream & os, int indent = 0 ) const;
|
|---|
| 519 | private:
|
|---|
| 520 | Expression *expr;
|
|---|
| 521 | };
|
|---|
| 522 |
|
|---|
| 523 | class AttrType : public Type {
|
|---|
| 524 | public:
|
|---|
| 525 | AttrType( const Type::Qualifiers & tq, const std::string & name, Expression *expr, const std::list< Attribute * > & attributes = std::list< Attribute * >() );
|
|---|
| 526 | AttrType( const Type::Qualifiers & tq, const std::string & name, Type *type, const std::list< Attribute * > & attributes = std::list< Attribute * >() );
|
|---|
| 527 | AttrType( const AttrType& );
|
|---|
| 528 | virtual ~AttrType();
|
|---|
| 529 |
|
|---|
| 530 | const std::string & get_name() const { return name; }
|
|---|
| 531 | void set_name( const std::string & newValue ) { name = newValue; }
|
|---|
| 532 | Expression *get_expr() const { return expr; }
|
|---|
| 533 | void set_expr( Expression *newValue ) { expr = newValue; }
|
|---|
| 534 | Type *get_type() const { return type; }
|
|---|
| 535 | void set_type( Type *newValue ) { type = newValue; }
|
|---|
| 536 | bool get_isType() const { return isType; }
|
|---|
| 537 | void set_isType( bool newValue ) { isType = newValue; }
|
|---|
| 538 |
|
|---|
| 539 | virtual bool isComplete() const { assert( false ); } // xxx - not sure what to do here
|
|---|
| 540 |
|
|---|
| 541 | virtual AttrType *clone() const { return new AttrType( *this ); }
|
|---|
| 542 | virtual void accept( Visitor & v ) { v.visit( this ); }
|
|---|
| 543 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); }
|
|---|
| 544 | virtual void print( std::ostream & os, int indent = 0 ) const;
|
|---|
| 545 | private:
|
|---|
| 546 | std::string name;
|
|---|
| 547 | Expression *expr;
|
|---|
| 548 | Type *type;
|
|---|
| 549 | bool isType;
|
|---|
| 550 | };
|
|---|
| 551 |
|
|---|
| 552 | /// Represents the GCC built-in varargs type
|
|---|
| 553 | class VarArgsType : public Type {
|
|---|
| 554 | public:
|
|---|
| 555 | VarArgsType();
|
|---|
| 556 | VarArgsType( Type::Qualifiers tq, const std::list< Attribute * > & attributes = std::list< Attribute * >() );
|
|---|
| 557 |
|
|---|
| 558 | virtual bool isComplete() const{ return true; } // xxx - is this right?
|
|---|
| 559 |
|
|---|
| 560 | virtual VarArgsType *clone() const { return new VarArgsType( *this ); }
|
|---|
| 561 | virtual void accept( Visitor & v ) { v.visit( this ); }
|
|---|
| 562 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); }
|
|---|
| 563 | virtual void print( std::ostream & os, int indent = 0 ) const;
|
|---|
| 564 | };
|
|---|
| 565 |
|
|---|
| 566 | /// Represents a zero constant
|
|---|
| 567 | class ZeroType : public Type {
|
|---|
| 568 | public:
|
|---|
| 569 | ZeroType();
|
|---|
| 570 | ZeroType( Type::Qualifiers tq, const std::list< Attribute * > & attributes = std::list< Attribute * >() );
|
|---|
| 571 |
|
|---|
| 572 | virtual ZeroType *clone() const { return new ZeroType( *this ); }
|
|---|
| 573 | virtual void accept( Visitor & v ) { v.visit( this ); }
|
|---|
| 574 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); }
|
|---|
| 575 | virtual void print( std::ostream & os, int indent = 0 ) const;
|
|---|
| 576 | };
|
|---|
| 577 |
|
|---|
| 578 | /// Represents a one constant
|
|---|
| 579 | class OneType : public Type {
|
|---|
| 580 | public:
|
|---|
| 581 | OneType();
|
|---|
| 582 | OneType( Type::Qualifiers tq, const std::list< Attribute * > & attributes = std::list< Attribute * >() );
|
|---|
| 583 |
|
|---|
| 584 | virtual OneType *clone() const { return new OneType( *this ); }
|
|---|
| 585 | virtual void accept( Visitor & v ) { v.visit( this ); }
|
|---|
| 586 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); }
|
|---|
| 587 | virtual void print( std::ostream & os, int indent = 0 ) const;
|
|---|
| 588 | };
|
|---|
| 589 |
|
|---|
| 590 | std::ostream & operator<<( std::ostream & out, const Type * type );
|
|---|
| 591 |
|
|---|
| 592 | #endif // TYPE_H
|
|---|
| 593 |
|
|---|
| 594 | // Local Variables: //
|
|---|
| 595 | // tab-width: 4 //
|
|---|
| 596 | // mode: c++ //
|
|---|
| 597 | // compile-command: "make install" //
|
|---|
| 598 | // End: //
|
|---|