[0dd3a2f] | 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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[ae63a18] | 7 | // Type.h -- |
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[0dd3a2f] | 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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[90c3b1c] | 11 | // Last Modified By : Peter A. Buhr |
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[6013bd7] | 12 | // Last Modified On : Thu Mar 23 16:16:36 2017 |
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| 13 | // Update Count : 149 |
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[0dd3a2f] | 14 | // |
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| 15 | |
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[51b7345] | 16 | #ifndef TYPE_H |
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| 17 | #define TYPE_H |
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| 18 | |
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[138e29e] | 19 | #include "BaseSyntaxNode.h" |
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| 20 | #include "Mutator.h" |
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[51b7345] | 21 | #include "SynTree.h" |
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| 22 | #include "Visitor.h" |
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[6f95000] | 23 | #include <strings.h> // ffs |
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[51b7345] | 24 | |
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[138e29e] | 25 | class Type : public BaseSyntaxNode { |
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[c8ffe20b] | 26 | public: |
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[6f95000] | 27 | // Simulate inheritance because union does not allow it. |
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[615a096] | 28 | // Bug in g++-4.9 prevents static field in union |
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| 29 | //static const char * Names[]; |
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[6f95000] | 30 | #define BFCommon( BFType, N ) \ |
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[d6d747d] | 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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[6f95000] | 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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[d6d747d] | 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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[615a096] | 58 | os << BFType##Names[i] << ' '; \ |
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[d6d747d] | 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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[68fe077a] | 64 | // enum must remain in the same order as the corresponding bit fields. |
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| 65 | |
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[ddfd945] | 66 | enum { Inline = 1 << 0, Noreturn = 1 << 1, Fortran = 1 << 2, NumFuncSpecifier = 3 }; |
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[615a096] | 67 | static const char * FuncSpecifiersNames[]; |
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[ddfd945] | 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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[615a096] | 77 | // equality (==, !=) works implicitly on first field "val", relational operations are undefined. |
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[6f95000] | 78 | BFCommon( FuncSpecifiers, NumFuncSpecifier ) |
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[ddfd945] | 79 | }; // FuncSpecifiers |
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| 80 | |
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[68fe077a] | 81 | enum { Extern = 1 << 0, Static = 1 << 1, Auto = 1 << 2, Register = 1 << 3, Threadlocal = 1 << 4, NumStorageClass = 5 }; |
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[615a096] | 82 | static const char * StorageClassesNames[]; |
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[68fe077a] | 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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[615a096] | 95 | // equality (==, !=) works implicitly on first field "val", relational operations are undefined. |
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[6f95000] | 96 | BFCommon( StorageClasses, NumStorageClass ) |
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[68fe077a] | 97 | }; // StorageClasses |
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| 98 | |
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[bf4ac09] | 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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[615a096] | 100 | static const char * QualifiersNames[]; |
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[bf4ac09] | 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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[615a096] | 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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[bf4ac09] | 111 | }; |
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[6e8bd43] | 112 | |
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[bf4ac09] | 113 | Qualifiers() : val( 0 ) {} |
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| 114 | Qualifiers( unsigned int val ) : val( val ) {} |
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[615a096] | 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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[d6d747d] | 118 | bool operator<=( Qualifiers other ) const { |
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[e04b636] | 119 | return is_const <= other.is_const //Any non-const converts to const without cost |
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| 120 | && is_volatile <= other.is_volatile //Any non-volatile converts to volatile without cost |
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| 121 | && is_mutex >= other.is_mutex //Any mutex converts to non-mutex without cost |
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| 122 | && is_atomic == other.is_atomic; //No conversion from atomic to non atomic is free |
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[bf4ac09] | 123 | } |
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[6f95000] | 124 | bool operator<( Qualifiers other ) const { return *this != other && *this <= other; } |
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| 125 | bool operator>=( Qualifiers other ) const { return ! (*this < other); } |
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| 126 | bool operator>( Qualifiers other ) const { return *this != other && *this >= other; } |
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| 127 | BFCommon( Qualifiers, NumTypeQualifier ) |
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[bf4ac09] | 128 | }; // Qualifiers |
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[0dd3a2f] | 129 | |
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[f2e40a9f] | 130 | Type( const Qualifiers & tq, const std::list< Attribute * > & attributes ); |
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| 131 | Type( const Type & other ); |
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[0dd3a2f] | 132 | virtual ~Type(); |
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| 133 | |
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[f2e40a9f] | 134 | Qualifiers & get_qualifiers() { return tq; } |
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[615a096] | 135 | bool get_const() { return tq.is_const; } |
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| 136 | bool get_volatile() { return tq.is_volatile; } |
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| 137 | bool get_restrict() { return tq.is_restrict; } |
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| 138 | bool get_lvalue() { return tq.is_lvalue; } |
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| 139 | bool get_mutex() { return tq.is_mutex; } |
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| 140 | bool get_atomic() { return tq.is_atomic; } |
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| 141 | void set_const( bool newValue ) { tq.is_const = newValue; } |
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| 142 | void set_volatile( bool newValue ) { tq.is_volatile = newValue; } |
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| 143 | void set_restrict( bool newValue ) { tq.is_restrict = newValue; } |
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| 144 | void set_lvalue( bool newValue ) { tq.is_lvalue = newValue; } |
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| 145 | void set_mutex( bool newValue ) { tq.is_mutex = newValue; } |
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| 146 | void set_atomic( bool newValue ) { tq.is_atomic = newValue; } |
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[8c49c0e] | 147 | |
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| 148 | typedef std::list<TypeDecl *> ForallList; |
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| 149 | ForallList& get_forall() { return forall; } |
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[0dd3a2f] | 150 | |
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[c0aa336] | 151 | std::list< Attribute * >& get_attributes() { return attributes; } |
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| 152 | const std::list< Attribute * >& get_attributes() const { return attributes; } |
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| 153 | |
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[906e24d] | 154 | /// How many elemental types are represented by this type |
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| 155 | virtual unsigned size() const { return 1; }; |
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| 156 | virtual bool isVoid() const { return size() == 0; } |
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[7933351] | 157 | 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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[906e24d] | 158 | |
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[142cf5d] | 159 | /// return type without outer pointers and arrays |
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[0698aa1] | 160 | Type * stripDeclarator(); |
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| 161 | |
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| 162 | /// return type without outer references |
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| 163 | Type * stripReferences(); |
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[6f95000] | 164 | |
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[4a9ccc3] | 165 | virtual bool isComplete() const { return true; } |
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| 166 | |
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[0dd3a2f] | 167 | virtual Type *clone() const = 0; |
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[f2e40a9f] | 168 | virtual void accept( Visitor & v ) = 0; |
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| 169 | virtual Type *acceptMutator( Mutator & m ) = 0; |
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| 170 | virtual void print( std::ostream & os, int indent = 0 ) const; |
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[c8ffe20b] | 171 | private: |
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[0dd3a2f] | 172 | Qualifiers tq; |
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[8c49c0e] | 173 | ForallList forall; |
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[c0aa336] | 174 | std::list< Attribute * > attributes; |
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[51b7345] | 175 | }; |
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| 176 | |
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[4cb935e] | 177 | extern Type::Qualifiers emptyQualifiers; // no qualifiers on constants |
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| 178 | |
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[c8ffe20b] | 179 | class VoidType : public Type { |
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| 180 | public: |
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[f2e40a9f] | 181 | VoidType( const Type::Qualifiers & tq, const std::list< Attribute * > & attributes = std::list< Attribute * >() ); |
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[51b7345] | 182 | |
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[906e24d] | 183 | virtual unsigned size() const { return 0; }; |
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[4a9ccc3] | 184 | virtual bool isComplete() const { return false; } |
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[906e24d] | 185 | |
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[0dd3a2f] | 186 | virtual VoidType *clone() const { return new VoidType( *this ); } |
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[f2e40a9f] | 187 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 188 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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| 189 | virtual void print( std::ostream & os, int indent = 0 ) const; |
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[51b7345] | 190 | }; |
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| 191 | |
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[c8ffe20b] | 192 | class BasicType : public Type { |
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| 193 | public: |
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[ae63a18] | 194 | enum Kind { |
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[0dd3a2f] | 195 | Bool, |
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| 196 | Char, |
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| 197 | SignedChar, |
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| 198 | UnsignedChar, |
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| 199 | ShortSignedInt, |
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| 200 | ShortUnsignedInt, |
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| 201 | SignedInt, |
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| 202 | UnsignedInt, |
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| 203 | LongSignedInt, |
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| 204 | LongUnsignedInt, |
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| 205 | LongLongSignedInt, |
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| 206 | LongLongUnsignedInt, |
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| 207 | Float, |
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| 208 | Double, |
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| 209 | LongDouble, |
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| 210 | FloatComplex, |
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| 211 | DoubleComplex, |
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| 212 | LongDoubleComplex, |
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| 213 | FloatImaginary, |
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| 214 | DoubleImaginary, |
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| 215 | LongDoubleImaginary, |
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| 216 | NUMBER_OF_BASIC_TYPES |
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[ae63a18] | 217 | }; |
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[0dd3a2f] | 218 | |
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[59db689] | 219 | static const char *typeNames[]; // string names for basic types, MUST MATCH with Kind |
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[0dd3a2f] | 220 | |
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[f2e40a9f] | 221 | BasicType( const Type::Qualifiers & tq, Kind bt, const std::list< Attribute * > & attributes = std::list< Attribute * >() ); |
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[0dd3a2f] | 222 | |
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| 223 | Kind get_kind() { return kind; } |
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| 224 | void set_kind( Kind newValue ) { kind = newValue; } |
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| 225 | |
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| 226 | virtual BasicType *clone() const { return new BasicType( *this ); } |
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[f2e40a9f] | 227 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 228 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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| 229 | virtual void print( std::ostream & os, int indent = 0 ) const; |
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[0dd3a2f] | 230 | |
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| 231 | bool isInteger() const; |
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[c8ffe20b] | 232 | private: |
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[0dd3a2f] | 233 | Kind kind; |
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[51b7345] | 234 | }; |
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| 235 | |
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[c8ffe20b] | 236 | class PointerType : public Type { |
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| 237 | public: |
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[f2e40a9f] | 238 | PointerType( const Type::Qualifiers & tq, Type *base, const std::list< Attribute * > & attributes = std::list< Attribute * >() ); |
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| 239 | 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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[0dd3a2f] | 240 | PointerType( const PointerType& ); |
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| 241 | virtual ~PointerType(); |
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| 242 | |
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| 243 | Type *get_base() { return base; } |
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| 244 | void set_base( Type *newValue ) { base = newValue; } |
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| 245 | Expression *get_dimension() { return dimension; } |
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| 246 | void set_dimension( Expression *newValue ) { dimension = newValue; } |
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| 247 | bool get_isVarLen() { return isVarLen; } |
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| 248 | void set_isVarLen( bool newValue ) { isVarLen = newValue; } |
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| 249 | bool get_isStatic() { return isStatic; } |
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| 250 | void set_isStatic( bool newValue ) { isStatic = newValue; } |
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| 251 | |
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[ed8a0d2] | 252 | bool is_array() const { return isStatic || isVarLen || dimension; } |
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| 253 | |
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[ce8c12f] | 254 | virtual bool isComplete() const { return ! isVarLen; } |
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| 255 | |
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[0dd3a2f] | 256 | virtual PointerType *clone() const { return new PointerType( *this ); } |
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[f2e40a9f] | 257 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 258 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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| 259 | virtual void print( std::ostream & os, int indent = 0 ) const; |
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[c8ffe20b] | 260 | private: |
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[0dd3a2f] | 261 | Type *base; |
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[ae63a18] | 262 | |
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[0dd3a2f] | 263 | // In C99, pointer types can be qualified in many ways e.g., int f( int a[ static 3 ] ) |
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| 264 | Expression *dimension; |
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| 265 | bool isVarLen; |
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| 266 | bool isStatic; |
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[51b7345] | 267 | }; |
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| 268 | |
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[c8ffe20b] | 269 | class ArrayType : public Type { |
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| 270 | public: |
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[f2e40a9f] | 271 | 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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[0dd3a2f] | 272 | ArrayType( const ArrayType& ); |
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| 273 | virtual ~ArrayType(); |
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| 274 | |
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| 275 | Type *get_base() { return base; } |
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| 276 | void set_base( Type *newValue ) { base = newValue; } |
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| 277 | Expression *get_dimension() { return dimension; } |
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| 278 | void set_dimension( Expression *newValue ) { dimension = newValue; } |
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| 279 | bool get_isVarLen() { return isVarLen; } |
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| 280 | void set_isVarLen( bool newValue ) { isVarLen = newValue; } |
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| 281 | bool get_isStatic() { return isStatic; } |
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| 282 | void set_isStatic( bool newValue ) { isStatic = newValue; } |
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| 283 | |
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[4a9ccc3] | 284 | virtual bool isComplete() const { return ! isVarLen; } |
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| 285 | |
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[0dd3a2f] | 286 | virtual ArrayType *clone() const { return new ArrayType( *this ); } |
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[f2e40a9f] | 287 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 288 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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| 289 | virtual void print( std::ostream & os, int indent = 0 ) const; |
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[c8ffe20b] | 290 | private: |
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[0dd3a2f] | 291 | Type *base; |
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| 292 | Expression *dimension; |
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| 293 | bool isVarLen; |
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| 294 | bool isStatic; |
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[51b7345] | 295 | }; |
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| 296 | |
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[ce8c12f] | 297 | class ReferenceType : public Type { |
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| 298 | public: |
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| 299 | ReferenceType( const Type::Qualifiers & tq, Type *base, const std::list< Attribute * > & attributes = std::list< Attribute * >() ); |
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| 300 | ReferenceType( const ReferenceType & ); |
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| 301 | virtual ~ReferenceType(); |
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| 302 | |
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| 303 | Type *get_base() { return base; } |
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| 304 | void set_base( Type *newValue ) { base = newValue; } |
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| 305 | |
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| 306 | virtual ReferenceType *clone() const { return new ReferenceType( *this ); } |
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| 307 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 308 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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| 309 | virtual void print( std::ostream & os, int indent = 0 ) const; |
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| 310 | private: |
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| 311 | Type *base; |
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| 312 | }; |
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| 313 | |
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[c8ffe20b] | 314 | class FunctionType : public Type { |
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| 315 | public: |
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[f2e40a9f] | 316 | FunctionType( const Type::Qualifiers & tq, bool isVarArgs, const std::list< Attribute * > & attributes = std::list< Attribute * >() ); |
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[0dd3a2f] | 317 | FunctionType( const FunctionType& ); |
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| 318 | virtual ~FunctionType(); |
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| 319 | |
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[cf16f94] | 320 | std::list<DeclarationWithType*> & get_returnVals() { return returnVals; } |
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| 321 | std::list<DeclarationWithType*> & get_parameters() { return parameters; } |
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[8bf784a] | 322 | bool get_isVarArgs() const { return isVarArgs; } |
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[0dd3a2f] | 323 | void set_isVarArgs( bool newValue ) { isVarArgs = newValue; } |
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[8bf784a] | 324 | bool isTtype() const; |
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| 325 | |
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[0dd3a2f] | 326 | virtual FunctionType *clone() const { return new FunctionType( *this ); } |
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[f2e40a9f] | 327 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 328 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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| 329 | virtual void print( std::ostream & os, int indent = 0 ) const; |
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[c8ffe20b] | 330 | private: |
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[0dd3a2f] | 331 | std::list<DeclarationWithType*> returnVals; |
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| 332 | std::list<DeclarationWithType*> parameters; |
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| 333 | |
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[839ccbb] | 334 | // Does the function accept a variable number of arguments following the arguments specified in the parameters list. |
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| 335 | // This could be because of |
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[0dd3a2f] | 336 | // - an ellipsis in a prototype declaration |
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| 337 | // - an unprototyped declaration |
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| 338 | bool isVarArgs; |
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[51b7345] | 339 | }; |
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| 340 | |
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[c8ffe20b] | 341 | class ReferenceToType : public Type { |
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| 342 | public: |
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[f2e40a9f] | 343 | ReferenceToType( const Type::Qualifiers & tq, const std::string & name, const std::list< Attribute * > & attributes ); |
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| 344 | ReferenceToType( const ReferenceToType & other ); |
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[0dd3a2f] | 345 | virtual ~ReferenceToType(); |
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| 346 | |
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[f2e40a9f] | 347 | const std::string & get_name() const { return name; } |
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[0dd3a2f] | 348 | void set_name( std::string newValue ) { name = newValue; } |
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| 349 | std::list< Expression* >& get_parameters() { return parameters; } |
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[43c89a7] | 350 | bool get_hoistType() const { return hoistType; } |
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| 351 | void set_hoistType( bool newValue ) { hoistType = newValue; } |
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[ae63a18] | 352 | |
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[0dd3a2f] | 353 | virtual ReferenceToType *clone() const = 0; |
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[f2e40a9f] | 354 | virtual void accept( Visitor & v ) = 0; |
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| 355 | virtual Type *acceptMutator( Mutator & m ) = 0; |
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| 356 | virtual void print( std::ostream & os, int indent = 0 ) const; |
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[6013bd7] | 357 | |
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[b3c36f4] | 358 | virtual void lookup( __attribute__((unused)) const std::string & name, __attribute__((unused)) std::list< Declaration* > & foundDecls ) const {} |
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[c8ffe20b] | 359 | protected: |
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[0dd3a2f] | 360 | virtual std::string typeString() const = 0; |
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| 361 | std::list< Expression* > parameters; |
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| 362 | std::string name; |
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[5d125e4] | 363 | private: |
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[43c89a7] | 364 | bool hoistType; |
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[51b7345] | 365 | }; |
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| 366 | |
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[c8ffe20b] | 367 | class StructInstType : public ReferenceToType { |
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[0dd3a2f] | 368 | typedef ReferenceToType Parent; |
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[c8ffe20b] | 369 | public: |
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[f2e40a9f] | 370 | 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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| 371 | StructInstType( const Type::Qualifiers & tq, StructDecl * baseStruct, const std::list< Attribute * > & attributes = std::list< Attribute * >() ); |
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| 372 | StructInstType( const StructInstType & other ) : Parent( other ), baseStruct( other.baseStruct ) {} |
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[51b7345] | 373 | |
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[0dd3a2f] | 374 | StructDecl *get_baseStruct() const { return baseStruct; } |
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| 375 | void set_baseStruct( StructDecl *newValue ) { baseStruct = newValue; } |
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[37a3b8f9] | 376 | |
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[ed94eac] | 377 | /// Accesses generic parameters of base struct (NULL if none such) |
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[839ccbb] | 378 | std::list<TypeDecl*> * get_baseParameters(); |
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[ae63a18] | 379 | |
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[4a9ccc3] | 380 | virtual bool isComplete() const; |
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| 381 | |
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[37a3b8f9] | 382 | /// Looks up the members of this struct named "name" and places them into "foundDecls". |
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| 383 | /// Clones declarations into "foundDecls", caller responsible for freeing |
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[f2e40a9f] | 384 | void lookup( const std::string & name, std::list< Declaration* > & foundDecls ) const; |
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[51b7345] | 385 | |
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[0dd3a2f] | 386 | virtual StructInstType *clone() const { return new StructInstType( *this ); } |
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[f2e40a9f] | 387 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 388 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[5d125e4] | 389 | |
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[f2e40a9f] | 390 | virtual void print( std::ostream & os, int indent = 0 ) const; |
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[c8ffe20b] | 391 | private: |
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[0dd3a2f] | 392 | virtual std::string typeString() const; |
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[ae63a18] | 393 | |
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[0dd3a2f] | 394 | // this decl is not "owned" by the struct inst; it is merely a pointer to elsewhere in the tree, |
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| 395 | // where the structure used in this type is actually defined |
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| 396 | StructDecl *baseStruct; |
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[51b7345] | 397 | }; |
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| 398 | |
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[c8ffe20b] | 399 | class UnionInstType : public ReferenceToType { |
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[0dd3a2f] | 400 | typedef ReferenceToType Parent; |
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[c8ffe20b] | 401 | public: |
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[f2e40a9f] | 402 | 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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| 403 | UnionInstType( const Type::Qualifiers & tq, UnionDecl * baseUnion, const std::list< Attribute * > & attributes = std::list< Attribute * >() ); |
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| 404 | UnionInstType( const UnionInstType & other ) : Parent( other ), baseUnion( other.baseUnion ) {} |
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[0dd3a2f] | 405 | |
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| 406 | UnionDecl *get_baseUnion() const { return baseUnion; } |
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[c0aa336] | 407 | void set_baseUnion( UnionDecl * newValue ) { baseUnion = newValue; } |
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[37a3b8f9] | 408 | |
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[ed94eac] | 409 | /// Accesses generic parameters of base union (NULL if none such) |
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[c0aa336] | 410 | std::list< TypeDecl * > * get_baseParameters(); |
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[ae63a18] | 411 | |
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[4a9ccc3] | 412 | virtual bool isComplete() const; |
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| 413 | |
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[37a3b8f9] | 414 | /// looks up the members of this union named "name" and places them into "foundDecls" |
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| 415 | /// Clones declarations into "foundDecls", caller responsible for freeing |
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[f2e40a9f] | 416 | void lookup( const std::string & name, std::list< Declaration* > & foundDecls ) const; |
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[0dd3a2f] | 417 | |
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| 418 | virtual UnionInstType *clone() const { return new UnionInstType( *this ); } |
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[f2e40a9f] | 419 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 420 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[5d125e4] | 421 | |
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[f2e40a9f] | 422 | virtual void print( std::ostream & os, int indent = 0 ) const; |
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[c8ffe20b] | 423 | private: |
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[0dd3a2f] | 424 | virtual std::string typeString() const; |
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[ae63a18] | 425 | |
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[0dd3a2f] | 426 | // this decl is not "owned" by the union inst; it is merely a pointer to elsewhere in the tree, |
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| 427 | // where the union used in this type is actually defined |
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| 428 | UnionDecl *baseUnion; |
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[51b7345] | 429 | }; |
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| 430 | |
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[c8ffe20b] | 431 | class EnumInstType : public ReferenceToType { |
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[0dd3a2f] | 432 | typedef ReferenceToType Parent; |
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[c8ffe20b] | 433 | public: |
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[f2e40a9f] | 434 | 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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| 435 | EnumInstType( const Type::Qualifiers & tq, EnumDecl * baseEnum, const std::list< Attribute * > & attributes = std::list< Attribute * >() ); |
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| 436 | EnumInstType( const EnumInstType & other ) : Parent( other ), baseEnum( other.baseEnum ) {} |
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[51b7345] | 437 | |
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[c0aa336] | 438 | EnumDecl *get_baseEnum() const { return baseEnum; } |
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| 439 | void set_baseEnum( EnumDecl *newValue ) { baseEnum = newValue; } |
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| 440 | |
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| 441 | virtual bool isComplete() const; |
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[4a9ccc3] | 442 | |
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[0dd3a2f] | 443 | virtual EnumInstType *clone() const { return new EnumInstType( *this ); } |
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[f2e40a9f] | 444 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 445 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[c8ffe20b] | 446 | private: |
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[0dd3a2f] | 447 | virtual std::string typeString() const; |
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[c0aa336] | 448 | |
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| 449 | // this decl is not "owned" by the union inst; it is merely a pointer to elsewhere in the tree, |
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| 450 | // where the union used in this type is actually defined |
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| 451 | EnumDecl *baseEnum = nullptr; |
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[51b7345] | 452 | }; |
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| 453 | |
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[4040425] | 454 | class TraitInstType : public ReferenceToType { |
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[0dd3a2f] | 455 | typedef ReferenceToType Parent; |
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[c8ffe20b] | 456 | public: |
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[f2e40a9f] | 457 | 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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| 458 | TraitInstType( const TraitInstType & other ); |
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[4040425] | 459 | ~TraitInstType(); |
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[51b7345] | 460 | |
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[0dd3a2f] | 461 | std::list< Declaration* >& get_members() { return members; } |
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[51b7345] | 462 | |
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[4a9ccc3] | 463 | virtual bool isComplete() const; |
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| 464 | |
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[4040425] | 465 | virtual TraitInstType *clone() const { return new TraitInstType( *this ); } |
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[f2e40a9f] | 466 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 467 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[c8ffe20b] | 468 | private: |
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[0dd3a2f] | 469 | virtual std::string typeString() const; |
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[ae63a18] | 470 | |
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[0dd3a2f] | 471 | // this member is filled in by the validate pass, which instantiates the members of the correponding |
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| 472 | // aggregate with the actual type parameters specified for this use of the context |
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| 473 | std::list< Declaration* > members; |
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[51b7345] | 474 | }; |
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| 475 | |
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[c8ffe20b] | 476 | class TypeInstType : public ReferenceToType { |
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[0dd3a2f] | 477 | typedef ReferenceToType Parent; |
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[c8ffe20b] | 478 | public: |
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[f2e40a9f] | 479 | TypeInstType( const Type::Qualifiers & tq, const std::string & name, TypeDecl *baseType, const std::list< Attribute * > & attributes = std::list< Attribute * >() ); |
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| 480 | TypeInstType( const Type::Qualifiers & tq, const std::string & name, bool isFtype, const std::list< Attribute * > & attributes = std::list< Attribute * >() ); |
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| 481 | TypeInstType( const TypeInstType & other ); |
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[1e8b02f5] | 482 | ~TypeInstType(); |
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[0dd3a2f] | 483 | |
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| 484 | TypeDecl *get_baseType() const { return baseType; } |
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| 485 | void set_baseType( TypeDecl *newValue ); |
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| 486 | bool get_isFtype() const { return isFtype; } |
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| 487 | void set_isFtype( bool newValue ) { isFtype = newValue; } |
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[ae63a18] | 488 | |
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[4a9ccc3] | 489 | virtual bool isComplete() const; |
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| 490 | |
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[0dd3a2f] | 491 | virtual TypeInstType *clone() const { return new TypeInstType( *this ); } |
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[f2e40a9f] | 492 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 493 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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| 494 | virtual void print( std::ostream & os, int indent = 0 ) const; |
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[c8ffe20b] | 495 | private: |
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[0dd3a2f] | 496 | virtual std::string typeString() const; |
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| 497 | // this decl is not "owned" by the type inst; it is merely a pointer to elsewhere in the tree, |
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| 498 | // where the type used here is actually defined |
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| 499 | TypeDecl *baseType; |
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| 500 | bool isFtype; |
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[51b7345] | 501 | }; |
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| 502 | |
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[c8ffe20b] | 503 | class TupleType : public Type { |
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| 504 | public: |
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[62423350] | 505 | TupleType( const Type::Qualifiers & tq, const std::list< Type * > & types, const std::list< Attribute * > & attributes = std::list< Attribute * >() ); |
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[0dd3a2f] | 506 | TupleType( const TupleType& ); |
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| 507 | virtual ~TupleType(); |
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[51b7345] | 508 | |
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[0362d42] | 509 | typedef std::list<Type*> value_type; |
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| 510 | typedef value_type::iterator iterator; |
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| 511 | |
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[62423350] | 512 | std::list<Type *> & get_types() { return types; } |
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[906e24d] | 513 | virtual unsigned size() const { return types.size(); }; |
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[51b7345] | 514 | |
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[62423350] | 515 | // For now, this is entirely synthetic -- tuple types always have unnamed members. |
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| 516 | // Eventually, we may allow named tuples, in which case members should subsume types |
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| 517 | std::list<Declaration *> & get_members() { return members; } |
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| 518 | |
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[0362d42] | 519 | iterator begin() { return types.begin(); } |
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| 520 | iterator end() { return types.end(); } |
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| 521 | |
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[7933351] | 522 | virtual Type * getComponent( unsigned i ) { |
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| 523 | assertf( i < size(), "TupleType::getComponent: index %d must be less than size %d", i, size() ); |
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| 524 | return *(begin()+i); |
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| 525 | } |
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| 526 | |
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[4a9ccc3] | 527 | // virtual bool isComplete() const { return true; } // xxx - not sure if this is right, might need to recursively check complete-ness |
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| 528 | |
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[0dd3a2f] | 529 | virtual TupleType *clone() const { return new TupleType( *this ); } |
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[f2e40a9f] | 530 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 531 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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| 532 | virtual void print( std::ostream & os, int indent = 0 ) const; |
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[c8ffe20b] | 533 | private: |
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[62423350] | 534 | std::list<Type *> types; |
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| 535 | std::list<Declaration *> members; |
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[51b7345] | 536 | }; |
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| 537 | |
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[c8ffe20b] | 538 | class TypeofType : public Type { |
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| 539 | public: |
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[f2e40a9f] | 540 | TypeofType( const Type::Qualifiers & tq, Expression *expr, const std::list< Attribute * > & attributes = std::list< Attribute * >() ); |
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[0dd3a2f] | 541 | TypeofType( const TypeofType& ); |
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| 542 | virtual ~TypeofType(); |
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[51b7345] | 543 | |
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[0dd3a2f] | 544 | Expression *get_expr() const { return expr; } |
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| 545 | void set_expr( Expression *newValue ) { expr = newValue; } |
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[51b7345] | 546 | |
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[4a9ccc3] | 547 | virtual bool isComplete() const { assert( false ); return false; } |
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| 548 | |
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[0dd3a2f] | 549 | virtual TypeofType *clone() const { return new TypeofType( *this ); } |
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[f2e40a9f] | 550 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 551 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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| 552 | virtual void print( std::ostream & os, int indent = 0 ) const; |
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[c8ffe20b] | 553 | private: |
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[0dd3a2f] | 554 | Expression *expr; |
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[51b7345] | 555 | }; |
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| 556 | |
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[c8ffe20b] | 557 | class AttrType : public Type { |
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| 558 | public: |
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[f2e40a9f] | 559 | AttrType( const Type::Qualifiers & tq, const std::string & name, Expression *expr, const std::list< Attribute * > & attributes = std::list< Attribute * >() ); |
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| 560 | AttrType( const Type::Qualifiers & tq, const std::string & name, Type *type, const std::list< Attribute * > & attributes = std::list< Attribute * >() ); |
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[0dd3a2f] | 561 | AttrType( const AttrType& ); |
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| 562 | virtual ~AttrType(); |
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| 563 | |
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[f2e40a9f] | 564 | const std::string & get_name() const { return name; } |
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| 565 | void set_name( const std::string & newValue ) { name = newValue; } |
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[0dd3a2f] | 566 | Expression *get_expr() const { return expr; } |
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| 567 | void set_expr( Expression *newValue ) { expr = newValue; } |
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| 568 | Type *get_type() const { return type; } |
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| 569 | void set_type( Type *newValue ) { type = newValue; } |
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| 570 | bool get_isType() const { return isType; } |
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| 571 | void set_isType( bool newValue ) { isType = newValue; } |
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| 572 | |
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[4a9ccc3] | 573 | virtual bool isComplete() const { assert( false ); } // xxx - not sure what to do here |
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| 574 | |
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[0dd3a2f] | 575 | virtual AttrType *clone() const { return new AttrType( *this ); } |
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[f2e40a9f] | 576 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 577 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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| 578 | virtual void print( std::ostream & os, int indent = 0 ) const; |
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[c8ffe20b] | 579 | private: |
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[0dd3a2f] | 580 | std::string name; |
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| 581 | Expression *expr; |
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| 582 | Type *type; |
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| 583 | bool isType; |
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[51b7345] | 584 | }; |
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| 585 | |
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[44b7088] | 586 | /// Represents the GCC built-in varargs type |
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| 587 | class VarArgsType : public Type { |
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[90c3b1c] | 588 | public: |
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[44b7088] | 589 | VarArgsType(); |
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[c0aa336] | 590 | VarArgsType( Type::Qualifiers tq, const std::list< Attribute * > & attributes = std::list< Attribute * >() ); |
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[44b7088] | 591 | |
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[4a9ccc3] | 592 | virtual bool isComplete() const{ return true; } // xxx - is this right? |
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| 593 | |
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[44b7088] | 594 | virtual VarArgsType *clone() const { return new VarArgsType( *this ); } |
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[f2e40a9f] | 595 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 596 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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| 597 | virtual void print( std::ostream & os, int indent = 0 ) const; |
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[44b7088] | 598 | }; |
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| 599 | |
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[89e6ffc] | 600 | /// Represents a zero constant |
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| 601 | class ZeroType : public Type { |
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| 602 | public: |
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| 603 | ZeroType(); |
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[c0aa336] | 604 | ZeroType( Type::Qualifiers tq, const std::list< Attribute * > & attributes = std::list< Attribute * >() ); |
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[89e6ffc] | 605 | |
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| 606 | virtual ZeroType *clone() const { return new ZeroType( *this ); } |
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[f2e40a9f] | 607 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 608 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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| 609 | virtual void print( std::ostream & os, int indent = 0 ) const; |
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[89e6ffc] | 610 | }; |
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| 611 | |
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| 612 | /// Represents a one constant |
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| 613 | class OneType : public Type { |
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| 614 | public: |
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| 615 | OneType(); |
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[c0aa336] | 616 | OneType( Type::Qualifiers tq, const std::list< Attribute * > & attributes = std::list< Attribute * >() ); |
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[89e6ffc] | 617 | |
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| 618 | virtual OneType *clone() const { return new OneType( *this ); } |
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[f2e40a9f] | 619 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 620 | virtual Type *acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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| 621 | virtual void print( std::ostream & os, int indent = 0 ) const; |
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[89e6ffc] | 622 | }; |
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| 623 | |
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[3906301] | 624 | std::ostream & operator<<( std::ostream & out, const Type * type ); |
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[baf7fee] | 625 | |
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[c8ffe20b] | 626 | #endif // TYPE_H |
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[0dd3a2f] | 627 | |
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| 628 | // Local Variables: // |
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| 629 | // tab-width: 4 // |
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| 630 | // mode: c++ // |
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| 631 | // compile-command: "make install" // |
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| 632 | // End: // |
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