[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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[3be261a] | 7 | // Expression.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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[e612146c] | 11 | // Last Modified By : Peter A. Buhr |
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| 12 | // Last Modified On : Sun Sep 3 19:23:46 2017 |
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| 13 | // Update Count : 48 |
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[0dd3a2f] | 14 | // |
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[e612146c] | 15 | |
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[6b0b624] | 16 | #pragma once |
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[51b7345] | 17 | |
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[ea6332d] | 18 | #include <iosfwd> // for ostream |
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| 19 | #include <list> // for list, list<>::iterator |
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| 20 | #include <map> // for map, map<>::value_compare |
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| 21 | #include <memory> // for allocator, unique_ptr |
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| 22 | #include <string> // for string |
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| 23 | |
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| 24 | #include "BaseSyntaxNode.h" // for BaseSyntaxNode |
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| 25 | #include "Constant.h" // for Constant |
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| 26 | #include "Initializer.h" // for Designation (ptr only), Initializer |
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[5809461] | 27 | #include "Label.h" // for Label |
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[ea6332d] | 28 | #include "Mutator.h" // for Mutator |
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| 29 | #include "SynTree.h" // for UniqueId |
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| 30 | #include "Visitor.h" // for Visitor |
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[294647b] | 31 | |
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[51b7345] | 32 | |
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[df626eb] | 33 | struct ParamEntry; |
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| 34 | |
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| 35 | typedef std::map< UniqueId, ParamEntry > InferredParams; |
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| 36 | |
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| 37 | /// ParamEntry contains the i.d. of a declaration and a type that is derived from that declaration, |
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| 38 | /// but subject to decay-to-pointer and type parameter renaming |
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| 39 | struct ParamEntry { |
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| 40 | ParamEntry(): decl( 0 ), actualType( 0 ), formalType( 0 ), expr( 0 ), inferParams( new InferredParams ) {} |
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| 41 | ParamEntry( UniqueId decl, Type * actualType, Type * formalType, Expression* expr ): decl( decl ), actualType( actualType ), formalType( formalType ), expr( expr ), inferParams( new InferredParams ) {} |
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| 42 | ParamEntry( const ParamEntry & other ); |
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[eba74ba] | 43 | ParamEntry( ParamEntry&& other ); |
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[df626eb] | 44 | ParamEntry & operator=( const ParamEntry & other ); |
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[4d6d62e] | 45 | ParamEntry & operator=( ParamEntry && other ); |
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[df626eb] | 46 | |
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| 47 | UniqueId decl; |
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| 48 | Type * actualType; |
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| 49 | Type * formalType; |
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| 50 | Expression * expr; |
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| 51 | std::unique_ptr< InferredParams > inferParams; |
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| 52 | }; |
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| 53 | |
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[47534159] | 54 | /// Expression is the root type for all expressions |
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[df626eb] | 55 | class Expression : public BaseSyntaxNode { |
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[68f9c43] | 56 | protected: |
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| 57 | virtual ~Expression(); |
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| 58 | |
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[0dd3a2f] | 59 | public: |
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[65cdc1e] | 60 | Type * result; |
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| 61 | TypeSubstitution * env; |
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| 62 | bool extension = false; |
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[df626eb] | 63 | InferredParams inferParams; |
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[65cdc1e] | 64 | |
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[bf4b4cf] | 65 | Expression(); |
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[5ded739] | 66 | Expression( const Expression & other ); |
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[0dd3a2f] | 67 | |
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[906e24d] | 68 | Type *& get_result() { return result; } |
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[fbcde64] | 69 | const Type * get_result() const { return result; } |
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[5ded739] | 70 | void set_result( Type * newValue ) { result = newValue; } |
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[0dd3a2f] | 71 | |
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[5ded739] | 72 | TypeSubstitution * get_env() const { return env; } |
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| 73 | void set_env( TypeSubstitution * newValue ) { env = newValue; } |
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[e04ef3a] | 74 | bool get_extension() const { return extension; } |
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[8e9cbb2] | 75 | Expression * set_extension( bool exten ) { extension = exten; return this; } |
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[0dd3a2f] | 76 | |
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[df626eb] | 77 | InferredParams & get_inferParams() { return inferParams; } |
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| 78 | |
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[cdb990a] | 79 | // move other's inferParams to this |
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| 80 | void spliceInferParams( Expression * other ); |
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| 81 | |
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[fa16264] | 82 | virtual Expression * clone() const override = 0; |
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| 83 | virtual void accept( Visitor & v ) override = 0; |
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| 84 | virtual Expression * acceptMutator( Mutator & m ) override = 0; |
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[50377a4] | 85 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[51b7345] | 86 | }; |
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| 87 | |
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[9706554] | 88 | /// ApplicationExpr represents the application of a function to a set of parameters. This is the result of running an |
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| 89 | /// UntypedExpr through the expression analyzer. |
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[0dd3a2f] | 90 | class ApplicationExpr : public Expression { |
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| 91 | public: |
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[65cdc1e] | 92 | Expression * function; |
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[871cdb4] | 93 | std::list<Expression *> args; |
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[65cdc1e] | 94 | |
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[a5f0529] | 95 | ApplicationExpr( Expression * function, const std::list<Expression *> & args = std::list< Expression * >() ); |
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[5ded739] | 96 | ApplicationExpr( const ApplicationExpr & other ); |
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[0dd3a2f] | 97 | |
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[5ded739] | 98 | Expression * get_function() const { return function; } |
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| 99 | void set_function( Expression * newValue ) { function = newValue; } |
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[0dd3a2f] | 100 | std::list<Expression *>& get_args() { return args; } |
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| 101 | |
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[5ded739] | 102 | virtual ApplicationExpr * clone() const { return new ApplicationExpr( * this ); } |
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| 103 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 104 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 105 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[51b7345] | 106 | }; |
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| 107 | |
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[9706554] | 108 | /// UntypedExpr represents the application of a function to a set of parameters, but where the particular overload for |
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| 109 | /// the function name has not yet been determined. Most operators are converted into functional form automatically, to |
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| 110 | /// permit operator overloading. |
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[0dd3a2f] | 111 | class UntypedExpr : public Expression { |
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| 112 | public: |
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[65cdc1e] | 113 | Expression * function; |
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| 114 | std::list<Expression*> args; |
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| 115 | |
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[bf4b4cf] | 116 | UntypedExpr( Expression * function, const std::list<Expression *> & args = std::list< Expression * >() ); |
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[5ded739] | 117 | UntypedExpr( const UntypedExpr & other ); |
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[0dd3a2f] | 118 | |
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[5ded739] | 119 | Expression * get_function() const { return function; } |
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| 120 | void set_function( Expression * newValue ) { function = newValue; } |
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[0dd3a2f] | 121 | |
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| 122 | std::list<Expression*>::iterator begin_args() { return args.begin(); } |
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| 123 | std::list<Expression*>::iterator end_args() { return args.end(); } |
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| 124 | std::list<Expression*>& get_args() { return args; } |
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| 125 | |
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[b3b2077] | 126 | static UntypedExpr * createDeref( Expression * arg ); |
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| 127 | static UntypedExpr * createAssign( Expression * arg1, Expression * arg2 ); |
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| 128 | |
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[5ded739] | 129 | virtual UntypedExpr * clone() const { return new UntypedExpr( * this ); } |
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| 130 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 131 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 132 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[51b7345] | 133 | }; |
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| 134 | |
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[47534159] | 135 | /// NameExpr contains a name whose meaning is still not determined |
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[0dd3a2f] | 136 | class NameExpr : public Expression { |
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| 137 | public: |
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[65cdc1e] | 138 | std::string name; |
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| 139 | |
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[bf4b4cf] | 140 | NameExpr( std::string name ); |
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[5ded739] | 141 | NameExpr( const NameExpr & other ); |
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[0dd3a2f] | 142 | |
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[5ded739] | 143 | const std::string & get_name() const { return name; } |
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[0dd3a2f] | 144 | void set_name( std::string newValue ) { name = newValue; } |
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| 145 | |
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[5ded739] | 146 | virtual NameExpr * clone() const { return new NameExpr( * this ); } |
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| 147 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 148 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 149 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[51b7345] | 150 | }; |
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| 151 | |
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| 152 | // The following classes are used to represent expression types that cannot be converted into |
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| 153 | // function-call format. |
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| 154 | |
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[5ded739] | 155 | /// AddressExpr represents a address-of expression, e.g. & e |
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[0dd3a2f] | 156 | class AddressExpr : public Expression { |
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| 157 | public: |
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[65cdc1e] | 158 | Expression * arg; |
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| 159 | |
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[bf4b4cf] | 160 | AddressExpr( Expression * arg ); |
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[5ded739] | 161 | AddressExpr( const AddressExpr & other ); |
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[0dd3a2f] | 162 | |
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[5ded739] | 163 | Expression * get_arg() const { return arg; } |
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| 164 | void set_arg(Expression * newValue ) { arg = newValue; } |
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[0dd3a2f] | 165 | |
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[5ded739] | 166 | virtual AddressExpr * clone() const { return new AddressExpr( * this ); } |
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| 167 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 168 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 169 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[51b7345] | 170 | }; |
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| 171 | |
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[5809461] | 172 | // GCC &&label |
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| 173 | // https://gcc.gnu.org/onlinedocs/gcc-3.4.2/gcc/Labels-as-Values.html |
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[0dd3a2f] | 174 | class LabelAddressExpr : public Expression { |
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| 175 | public: |
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[5809461] | 176 | Label arg; |
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[65cdc1e] | 177 | |
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[5809461] | 178 | LabelAddressExpr( const Label &arg ); |
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[5ded739] | 179 | LabelAddressExpr( const LabelAddressExpr & other ); |
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[0dd3a2f] | 180 | |
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[5ded739] | 181 | virtual LabelAddressExpr * clone() const { return new LabelAddressExpr( * this ); } |
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| 182 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 183 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 184 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[51b7345] | 185 | }; |
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| 186 | |
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[47534159] | 187 | /// CastExpr represents a type cast expression, e.g. (int)e |
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[0dd3a2f] | 188 | class CastExpr : public Expression { |
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| 189 | public: |
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[65cdc1e] | 190 | Expression * arg; |
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[c0bf94e] | 191 | bool isGenerated = true; // whether this cast appeared in the source program |
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[65cdc1e] | 192 | |
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[c0bf94e] | 193 | CastExpr( Expression * arg, bool isGenerated = true ); |
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| 194 | CastExpr( Expression * arg, Type * toType, bool isGenerated = true ); |
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[9a705dc8] | 195 | CastExpr( Expression * arg, void * ) = delete; // prevent accidentally passing pointers for isGenerated in the first constructor |
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[5ded739] | 196 | CastExpr( const CastExpr & other ); |
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[0dd3a2f] | 197 | |
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[5ded739] | 198 | Expression * get_arg() const { return arg; } |
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[a5f0529] | 199 | void set_arg( Expression * newValue ) { arg = newValue; } |
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[0dd3a2f] | 200 | |
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[5ded739] | 201 | virtual CastExpr * clone() const { return new CastExpr( * this ); } |
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| 202 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 203 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 204 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[51b7345] | 205 | }; |
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| 206 | |
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[9a705dc8] | 207 | /// KeywordCastExpr represents a cast to 'keyword types', e.g. (thread &)t |
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| 208 | class KeywordCastExpr : public Expression { |
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| 209 | public: |
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| 210 | Expression * arg; |
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| 211 | enum Target { |
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| 212 | Coroutine, Thread, Monitor, NUMBER_OF_TARGETS |
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| 213 | } target; |
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| 214 | |
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| 215 | KeywordCastExpr( Expression * arg, Target target ); |
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| 216 | KeywordCastExpr( const KeywordCastExpr & other ); |
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| 217 | |
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| 218 | const std::string & targetString() const; |
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| 219 | |
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| 220 | virtual KeywordCastExpr * clone() const { return new KeywordCastExpr( * this ); } |
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| 221 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 222 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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| 223 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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| 224 | }; |
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| 225 | |
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[a5f0529] | 226 | /// VirtualCastExpr repersents a virtual dynamic cast, e.g. (virtual exception)e |
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| 227 | class VirtualCastExpr : public Expression { |
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| 228 | public: |
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[5ded739] | 229 | Expression * arg; |
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[65cdc1e] | 230 | |
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[a5f0529] | 231 | VirtualCastExpr( Expression * arg, Type * toType ); |
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| 232 | VirtualCastExpr( const VirtualCastExpr & other ); |
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| 233 | |
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| 234 | Expression * get_arg() const { return arg; } |
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| 235 | void set_arg( Expression * newValue ) { arg = newValue; } |
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| 236 | |
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| 237 | virtual VirtualCastExpr * clone() const { return new VirtualCastExpr( * this ); } |
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| 238 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 239 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 240 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[51b7345] | 241 | }; |
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| 242 | |
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[47534159] | 243 | /// UntypedMemberExpr represents a member selection operation, e.g. q.p before processing by the expression analyzer |
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[0dd3a2f] | 244 | class UntypedMemberExpr : public Expression { |
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| 245 | public: |
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[65cdc1e] | 246 | Expression * member; |
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| 247 | Expression * aggregate; |
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| 248 | |
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[bf4b4cf] | 249 | UntypedMemberExpr( Expression * member, Expression * aggregate ); |
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[5ded739] | 250 | UntypedMemberExpr( const UntypedMemberExpr & other ); |
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[0dd3a2f] | 251 | |
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[3b58d91] | 252 | Expression * get_member() const { return member; } |
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| 253 | void set_member( Expression * newValue ) { member = newValue; } |
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[5ded739] | 254 | Expression * get_aggregate() const { return aggregate; } |
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| 255 | void set_aggregate( Expression * newValue ) { aggregate = newValue; } |
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[0dd3a2f] | 256 | |
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[5ded739] | 257 | virtual UntypedMemberExpr * clone() const { return new UntypedMemberExpr( * this ); } |
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| 258 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 259 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 260 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[51b7345] | 261 | }; |
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| 262 | |
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[4551a6e] | 263 | /// MemberExpr represents a member selection operation, e.g. q.p after processing by the expression analyzer. |
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| 264 | /// Does not take ownership of member. |
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[0dd3a2f] | 265 | class MemberExpr : public Expression { |
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| 266 | public: |
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[65cdc1e] | 267 | DeclarationWithType * member; |
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| 268 | Expression * aggregate; |
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| 269 | |
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[bf4b4cf] | 270 | MemberExpr( DeclarationWithType * member, Expression * aggregate ); |
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[5ded739] | 271 | MemberExpr( const MemberExpr & other ); |
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[0dd3a2f] | 272 | |
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[5ded739] | 273 | DeclarationWithType * get_member() const { return member; } |
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| 274 | void set_member( DeclarationWithType * newValue ) { member = newValue; } |
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| 275 | Expression * get_aggregate() const { return aggregate; } |
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| 276 | void set_aggregate( Expression * newValue ) { aggregate = newValue; } |
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[0dd3a2f] | 277 | |
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[5ded739] | 278 | virtual MemberExpr * clone() const { return new MemberExpr( * this ); } |
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| 279 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 280 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 281 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[51b7345] | 282 | }; |
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| 283 | |
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[4551a6e] | 284 | /// VariableExpr represents an expression that simply refers to the value of a named variable. |
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| 285 | /// Does not take ownership of var. |
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[0dd3a2f] | 286 | class VariableExpr : public Expression { |
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| 287 | public: |
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[65cdc1e] | 288 | DeclarationWithType * var; |
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| 289 | |
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[bf4b4cf] | 290 | VariableExpr( DeclarationWithType * var ); |
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[5ded739] | 291 | VariableExpr( const VariableExpr & other ); |
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[0dd3a2f] | 292 | |
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[5ded739] | 293 | DeclarationWithType * get_var() const { return var; } |
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| 294 | void set_var( DeclarationWithType * newValue ) { var = newValue; } |
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[0dd3a2f] | 295 | |
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[8a6cf7e] | 296 | static VariableExpr * functionPointer( FunctionDecl * decl ); |
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| 297 | |
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[5ded739] | 298 | virtual VariableExpr * clone() const { return new VariableExpr( * this ); } |
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| 299 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 300 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 301 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[51b7345] | 302 | }; |
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| 303 | |
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[3be261a] | 304 | /// ConstantExpr represents an expression that simply refers to the value of a constant |
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[0dd3a2f] | 305 | class ConstantExpr : public Expression { |
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| 306 | public: |
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[65cdc1e] | 307 | Constant constant; |
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| 308 | |
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[bf4b4cf] | 309 | ConstantExpr( Constant constant ); |
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[5ded739] | 310 | ConstantExpr( const ConstantExpr & other ); |
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[0dd3a2f] | 311 | |
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[5ded739] | 312 | Constant * get_constant() { return & constant; } |
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[ddb80bd] | 313 | const Constant * get_constant() const { return & constant; } |
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[5ded739] | 314 | void set_constant( const Constant & newValue ) { constant = newValue; } |
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[0dd3a2f] | 315 | |
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[ddb80bd] | 316 | long long int intValue() const; |
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| 317 | |
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[5ded739] | 318 | virtual ConstantExpr * clone() const { return new ConstantExpr( * this ); } |
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| 319 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 320 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 321 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[51b7345] | 322 | }; |
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| 323 | |
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[47534159] | 324 | /// SizeofExpr represents a sizeof expression (could be sizeof(int) or sizeof 3+4) |
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[0dd3a2f] | 325 | class SizeofExpr : public Expression { |
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| 326 | public: |
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[65cdc1e] | 327 | Expression * expr; |
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| 328 | Type * type; |
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| 329 | bool isType; |
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| 330 | |
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[bf4b4cf] | 331 | SizeofExpr( Expression * expr ); |
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[5ded739] | 332 | SizeofExpr( const SizeofExpr & other ); |
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[bf4b4cf] | 333 | SizeofExpr( Type * type ); |
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[0dd3a2f] | 334 | |
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[5ded739] | 335 | Expression * get_expr() const { return expr; } |
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| 336 | void set_expr( Expression * newValue ) { expr = newValue; } |
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| 337 | Type * get_type() const { return type; } |
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| 338 | void set_type( Type * newValue ) { type = newValue; } |
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[0dd3a2f] | 339 | bool get_isType() const { return isType; } |
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| 340 | void set_isType( bool newValue ) { isType = newValue; } |
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| 341 | |
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[5ded739] | 342 | virtual SizeofExpr * clone() const { return new SizeofExpr( * this ); } |
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| 343 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 344 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 345 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[51b7345] | 346 | }; |
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| 347 | |
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[47534159] | 348 | /// AlignofExpr represents an alignof expression |
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| 349 | class AlignofExpr : public Expression { |
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| 350 | public: |
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[65cdc1e] | 351 | Expression * expr; |
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| 352 | Type * type; |
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| 353 | bool isType; |
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| 354 | |
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[bf4b4cf] | 355 | AlignofExpr( Expression * expr ); |
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[5ded739] | 356 | AlignofExpr( const AlignofExpr & other ); |
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[bf4b4cf] | 357 | AlignofExpr( Type * type ); |
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[47534159] | 358 | |
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[5ded739] | 359 | Expression * get_expr() const { return expr; } |
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| 360 | void set_expr( Expression * newValue ) { expr = newValue; } |
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| 361 | Type * get_type() const { return type; } |
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| 362 | void set_type( Type * newValue ) { type = newValue; } |
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[47534159] | 363 | bool get_isType() const { return isType; } |
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| 364 | void set_isType( bool newValue ) { isType = newValue; } |
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| 365 | |
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[5ded739] | 366 | virtual AlignofExpr * clone() const { return new AlignofExpr( * this ); } |
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| 367 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 368 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 369 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[47534159] | 370 | }; |
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| 371 | |
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[2a4b088] | 372 | /// UntypedOffsetofExpr represents an offsetof expression before resolution |
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| 373 | class UntypedOffsetofExpr : public Expression { |
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| 374 | public: |
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[65cdc1e] | 375 | Type * type; |
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| 376 | std::string member; |
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| 377 | |
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[bf4b4cf] | 378 | UntypedOffsetofExpr( Type * type, const std::string & member ); |
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[5ded739] | 379 | UntypedOffsetofExpr( const UntypedOffsetofExpr & other ); |
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[2a4b088] | 380 | |
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| 381 | std::string get_member() const { return member; } |
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[5ded739] | 382 | void set_member( const std::string & newValue ) { member = newValue; } |
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| 383 | Type * get_type() const { return type; } |
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| 384 | void set_type( Type * newValue ) { type = newValue; } |
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| 385 | |
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| 386 | virtual UntypedOffsetofExpr * clone() const { return new UntypedOffsetofExpr( * this ); } |
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| 387 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 388 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 389 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[2a4b088] | 390 | }; |
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| 391 | |
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[25a054f] | 392 | /// OffsetofExpr represents an offsetof expression |
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| 393 | class OffsetofExpr : public Expression { |
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| 394 | public: |
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[65cdc1e] | 395 | Type * type; |
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| 396 | DeclarationWithType * member; |
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| 397 | |
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[bf4b4cf] | 398 | OffsetofExpr( Type * type, DeclarationWithType * member ); |
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[5ded739] | 399 | OffsetofExpr( const OffsetofExpr & other ); |
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[25a054f] | 400 | |
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[5ded739] | 401 | Type * get_type() const { return type; } |
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| 402 | void set_type( Type * newValue ) { type = newValue; } |
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| 403 | DeclarationWithType * get_member() const { return member; } |
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| 404 | void set_member( DeclarationWithType * newValue ) { member = newValue; } |
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| 405 | |
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| 406 | virtual OffsetofExpr * clone() const { return new OffsetofExpr( * this ); } |
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| 407 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 408 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 409 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[25a054f] | 410 | }; |
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| 411 | |
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[afc1045] | 412 | /// Expression representing a pack of field-offsets for a generic type |
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| 413 | class OffsetPackExpr : public Expression { |
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| 414 | public: |
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[65cdc1e] | 415 | StructInstType * type; |
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| 416 | |
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[bf4b4cf] | 417 | OffsetPackExpr( StructInstType * type ); |
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[5ded739] | 418 | OffsetPackExpr( const OffsetPackExpr & other ); |
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[afc1045] | 419 | |
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[5ded739] | 420 | StructInstType * get_type() const { return type; } |
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| 421 | void set_type( StructInstType * newValue ) { type = newValue; } |
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[afc1045] | 422 | |
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[5ded739] | 423 | virtual OffsetPackExpr * clone() const { return new OffsetPackExpr( * this ); } |
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| 424 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 425 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 426 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[afc1045] | 427 | }; |
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| 428 | |
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[47534159] | 429 | /// AttrExpr represents an @attribute expression (like sizeof, but user-defined) |
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[0dd3a2f] | 430 | class AttrExpr : public Expression { |
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| 431 | public: |
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[65cdc1e] | 432 | Expression * attr; |
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| 433 | Expression * expr; |
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| 434 | Type * type; |
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| 435 | bool isType; |
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| 436 | |
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[bf4b4cf] | 437 | AttrExpr(Expression * attr, Expression * expr ); |
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[5ded739] | 438 | AttrExpr( const AttrExpr & other ); |
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[bf4b4cf] | 439 | AttrExpr( Expression * attr, Type * type ); |
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[0dd3a2f] | 440 | |
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[5ded739] | 441 | Expression * get_attr() const { return attr; } |
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| 442 | void set_attr( Expression * newValue ) { attr = newValue; } |
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| 443 | Expression * get_expr() const { return expr; } |
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| 444 | void set_expr( Expression * newValue ) { expr = newValue; } |
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| 445 | Type * get_type() const { return type; } |
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| 446 | void set_type( Type * newValue ) { type = newValue; } |
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[0dd3a2f] | 447 | bool get_isType() const { return isType; } |
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| 448 | void set_isType( bool newValue ) { isType = newValue; } |
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| 449 | |
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[5ded739] | 450 | virtual AttrExpr * clone() const { return new AttrExpr( * this ); } |
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| 451 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 452 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 453 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[51b7345] | 454 | }; |
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| 455 | |
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[47534159] | 456 | /// LogicalExpr represents a short-circuit boolean expression (&& or ||) |
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[0dd3a2f] | 457 | class LogicalExpr : public Expression { |
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| 458 | public: |
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[65cdc1e] | 459 | Expression * arg1; |
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| 460 | Expression * arg2; |
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| 461 | |
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[bf4b4cf] | 462 | LogicalExpr( Expression * arg1, Expression * arg2, bool andp = true ); |
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[5ded739] | 463 | LogicalExpr( const LogicalExpr & other ); |
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[0dd3a2f] | 464 | |
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| 465 | bool get_isAnd() const { return isAnd; } |
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[5ded739] | 466 | Expression * get_arg1() { return arg1; } |
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| 467 | void set_arg1( Expression * newValue ) { arg1 = newValue; } |
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| 468 | Expression * get_arg2() const { return arg2; } |
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| 469 | void set_arg2( Expression * newValue ) { arg2 = newValue; } |
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| 470 | |
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| 471 | virtual LogicalExpr * clone() const { return new LogicalExpr( * this ); } |
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| 472 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 473 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 474 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[65cdc1e] | 475 | |
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[0dd3a2f] | 476 | private: |
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| 477 | bool isAnd; |
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[51b7345] | 478 | }; |
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| 479 | |
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[47534159] | 480 | /// ConditionalExpr represents the three-argument conditional ( p ? a : b ) |
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[0dd3a2f] | 481 | class ConditionalExpr : public Expression { |
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| 482 | public: |
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[65cdc1e] | 483 | Expression * arg1; |
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| 484 | Expression * arg2; |
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| 485 | Expression * arg3; |
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| 486 | |
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[bf4b4cf] | 487 | ConditionalExpr( Expression * arg1, Expression * arg2, Expression * arg3 ); |
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[5ded739] | 488 | ConditionalExpr( const ConditionalExpr & other ); |
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[0dd3a2f] | 489 | |
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[5ded739] | 490 | Expression * get_arg1() const { return arg1; } |
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| 491 | void set_arg1( Expression * newValue ) { arg1 = newValue; } |
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| 492 | Expression * get_arg2() const { return arg2; } |
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| 493 | void set_arg2( Expression * newValue ) { arg2 = newValue; } |
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| 494 | Expression * get_arg3() const { return arg3; } |
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| 495 | void set_arg3( Expression * newValue ) { arg3 = newValue; } |
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| 496 | |
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| 497 | virtual ConditionalExpr * clone() const { return new ConditionalExpr( * this ); } |
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| 498 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 499 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 500 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[51b7345] | 501 | }; |
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| 502 | |
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[47534159] | 503 | /// CommaExpr represents the sequence operator ( a, b ) |
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[0dd3a2f] | 504 | class CommaExpr : public Expression { |
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| 505 | public: |
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[65cdc1e] | 506 | Expression * arg1; |
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| 507 | Expression * arg2; |
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| 508 | |
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[bf4b4cf] | 509 | CommaExpr( Expression * arg1, Expression * arg2 ); |
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[5ded739] | 510 | CommaExpr( const CommaExpr & other ); |
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[0dd3a2f] | 511 | |
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[5ded739] | 512 | Expression * get_arg1() const { return arg1; } |
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| 513 | void set_arg1( Expression * newValue ) { arg1 = newValue; } |
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| 514 | Expression * get_arg2() const { return arg2; } |
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| 515 | void set_arg2( Expression * newValue ) { arg2 = newValue; } |
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[0dd3a2f] | 516 | |
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[5ded739] | 517 | virtual CommaExpr * clone() const { return new CommaExpr( * this ); } |
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| 518 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 519 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 520 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[51b7345] | 521 | }; |
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| 522 | |
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[47534159] | 523 | /// TypeExpr represents a type used in an expression (e.g. as a type generator parameter) |
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[0dd3a2f] | 524 | class TypeExpr : public Expression { |
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| 525 | public: |
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[65cdc1e] | 526 | Type * type; |
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| 527 | |
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[5ded739] | 528 | TypeExpr( Type * type ); |
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| 529 | TypeExpr( const TypeExpr & other ); |
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[0dd3a2f] | 530 | |
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[5ded739] | 531 | Type * get_type() const { return type; } |
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| 532 | void set_type( Type * newValue ) { type = newValue; } |
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[0dd3a2f] | 533 | |
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[5ded739] | 534 | virtual TypeExpr * clone() const { return new TypeExpr( * this ); } |
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| 535 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 536 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 537 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[51b7345] | 538 | }; |
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| 539 | |
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[47534159] | 540 | /// AsmExpr represents a GCC 'asm constraint operand' used in an asm statement: [output] "=f" (result) |
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[7f5566b] | 541 | class AsmExpr : public Expression { |
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| 542 | public: |
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[65cdc1e] | 543 | Expression * inout; |
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[e612146c] | 544 | Expression * constraint; |
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[65cdc1e] | 545 | Expression * operand; |
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| 546 | |
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[e612146c] | 547 | AsmExpr( Expression * inout, Expression * constraint, Expression * operand ) : inout( inout ), constraint( constraint ), operand( operand ) {} |
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[3be261a] | 548 | AsmExpr( const AsmExpr & other ); |
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[7f5566b] | 549 | |
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[5ded739] | 550 | Expression * get_inout() const { return inout; } |
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| 551 | void set_inout( Expression * newValue ) { inout = newValue; } |
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[7f5566b] | 552 | |
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[e612146c] | 553 | Expression * get_constraint() const { return constraint; } |
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| 554 | void set_constraint( Expression * newValue ) { constraint = newValue; } |
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[7f5566b] | 555 | |
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[5ded739] | 556 | Expression * get_operand() const { return operand; } |
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| 557 | void set_operand( Expression * newValue ) { operand = newValue; } |
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[7f5566b] | 558 | |
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[5ded739] | 559 | virtual AsmExpr * clone() const { return new AsmExpr( * this ); } |
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| 560 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 561 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 562 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[65cdc1e] | 563 | |
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[7f5566b] | 564 | // https://gcc.gnu.org/onlinedocs/gcc-4.7.1/gcc/Machine-Constraints.html#Machine-Constraints |
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| 565 | }; |
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| 566 | |
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[db4ecc5] | 567 | /// ImplicitCopyCtorExpr represents the application of a function to a set of parameters, |
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| 568 | /// along with a set of copy constructor calls, one for each argument. |
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| 569 | class ImplicitCopyCtorExpr : public Expression { |
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[68f9c43] | 570 | protected: |
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| 571 | virtual ~ImplicitCopyCtorExpr(); |
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| 572 | |
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[db4ecc5] | 573 | public: |
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[65cdc1e] | 574 | ApplicationExpr * callExpr; |
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| 575 | std::list< ObjectDecl * > tempDecls; |
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| 576 | std::list< ObjectDecl * > returnDecls; |
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| 577 | std::list< Expression * > dtors; |
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| 578 | |
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[db4ecc5] | 579 | ImplicitCopyCtorExpr( ApplicationExpr * callExpr ); |
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| 580 | ImplicitCopyCtorExpr( const ImplicitCopyCtorExpr & other ); |
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| 581 | |
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[5ded739] | 582 | ApplicationExpr * get_callExpr() const { return callExpr; } |
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| 583 | void set_callExpr( ApplicationExpr * newValue ) { callExpr = newValue; } |
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[db4ecc5] | 584 | |
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| 585 | std::list< ObjectDecl * > & get_tempDecls() { return tempDecls; } |
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| 586 | std::list< ObjectDecl * > & get_returnDecls() { return returnDecls; } |
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| 587 | std::list< Expression * > & get_dtors() { return dtors; } |
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| 588 | |
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[5ded739] | 589 | virtual ImplicitCopyCtorExpr * clone() const { return new ImplicitCopyCtorExpr( * this ); } |
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| 590 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 591 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 592 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[db4ecc5] | 593 | }; |
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| 594 | |
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[b6fe7e6] | 595 | /// ConstructorExpr represents the use of a constructor in an expression context, e.g. int * x = malloc() { 5 }; |
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| 596 | class ConstructorExpr : public Expression { |
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| 597 | public: |
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[65cdc1e] | 598 | Expression * callExpr; |
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| 599 | |
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[b6fe7e6] | 600 | ConstructorExpr( Expression * callExpr ); |
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| 601 | ConstructorExpr( const ConstructorExpr & other ); |
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[0dd3a2f] | 602 | |
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[5ded739] | 603 | Expression * get_callExpr() const { return callExpr; } |
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| 604 | void set_callExpr( Expression * newValue ) { callExpr = newValue; } |
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[0dd3a2f] | 605 | |
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[5ded739] | 606 | virtual ConstructorExpr * clone() const { return new ConstructorExpr( * this ); } |
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| 607 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 608 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 609 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[51b7345] | 610 | }; |
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| 611 | |
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[630a82a] | 612 | /// CompoundLiteralExpr represents a C99 'compound literal' |
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| 613 | class CompoundLiteralExpr : public Expression { |
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| 614 | public: |
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[65cdc1e] | 615 | Initializer * initializer; |
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| 616 | |
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[630a82a] | 617 | CompoundLiteralExpr( Type * type, Initializer * initializer ); |
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[5ded739] | 618 | CompoundLiteralExpr( const CompoundLiteralExpr & other ); |
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[630a82a] | 619 | |
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| 620 | Initializer * get_initializer() const { return initializer; } |
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| 621 | void set_initializer( Initializer * i ) { initializer = i; } |
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| 622 | |
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[5ded739] | 623 | virtual CompoundLiteralExpr * clone() const { return new CompoundLiteralExpr( * this ); } |
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| 624 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 625 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 626 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[630a82a] | 627 | }; |
---|
| 628 | |
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[b6fe7e6] | 629 | /// RangeExpr represents a range e.g. '3 ... 5' or '1~10' |
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[8688ce1] | 630 | class RangeExpr : public Expression { |
---|
| 631 | public: |
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[65cdc1e] | 632 | Expression * low, * high; |
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| 633 | |
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[5ded739] | 634 | RangeExpr( Expression * low, Expression * high ); |
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| 635 | RangeExpr( const RangeExpr & other ); |
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[8688ce1] | 636 | |
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[d9e2280] | 637 | Expression * get_low() const { return low; } |
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| 638 | Expression * get_high() const { return high; } |
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[5ded739] | 639 | RangeExpr * set_low( Expression * low ) { RangeExpr::low = low; return this; } |
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| 640 | RangeExpr * set_high( Expression * high ) { RangeExpr::high = high; return this; } |
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[8688ce1] | 641 | |
---|
[5ded739] | 642 | virtual RangeExpr * clone() const { return new RangeExpr( * this ); } |
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| 643 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 644 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 645 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[8688ce1] | 646 | }; |
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| 647 | |
---|
[907eccb] | 648 | /// UntypedTupleExpr represents a tuple expression ( [a, b, c] ) before resolution |
---|
| 649 | class UntypedTupleExpr : public Expression { |
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| 650 | public: |
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[65cdc1e] | 651 | std::list<Expression*> exprs; |
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| 652 | |
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[bf4b4cf] | 653 | UntypedTupleExpr( const std::list< Expression * > & exprs ); |
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[5ded739] | 654 | UntypedTupleExpr( const UntypedTupleExpr & other ); |
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[907eccb] | 655 | |
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| 656 | std::list<Expression*>& get_exprs() { return exprs; } |
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| 657 | |
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[5ded739] | 658 | virtual UntypedTupleExpr * clone() const { return new UntypedTupleExpr( * this ); } |
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| 659 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 660 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 661 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
---|
[907eccb] | 662 | }; |
---|
| 663 | |
---|
[6eb8948] | 664 | /// TupleExpr represents a tuple expression ( [a, b, c] ) |
---|
| 665 | class TupleExpr : public Expression { |
---|
| 666 | public: |
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[65cdc1e] | 667 | std::list<Expression*> exprs; |
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| 668 | |
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[bf4b4cf] | 669 | TupleExpr( const std::list< Expression * > & exprs ); |
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[5ded739] | 670 | TupleExpr( const TupleExpr & other ); |
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[6eb8948] | 671 | |
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| 672 | std::list<Expression*>& get_exprs() { return exprs; } |
---|
| 673 | |
---|
[5ded739] | 674 | virtual TupleExpr * clone() const { return new TupleExpr( * this ); } |
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| 675 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 676 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 677 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
---|
[6eb8948] | 678 | }; |
---|
| 679 | |
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[3b58d91] | 680 | /// TupleIndexExpr represents an element selection operation on a tuple value, e.g. t.3 after processing by the expression analyzer |
---|
| 681 | class TupleIndexExpr : public Expression { |
---|
| 682 | public: |
---|
[65cdc1e] | 683 | Expression * tuple; |
---|
| 684 | unsigned int index; |
---|
| 685 | |
---|
[3b58d91] | 686 | TupleIndexExpr( Expression * tuple, unsigned int index ); |
---|
[5ded739] | 687 | TupleIndexExpr( const TupleIndexExpr & other ); |
---|
[3b58d91] | 688 | |
---|
| 689 | Expression * get_tuple() const { return tuple; } |
---|
| 690 | int get_index() const { return index; } |
---|
[5ded739] | 691 | TupleIndexExpr * set_tuple( Expression * newValue ) { tuple = newValue; return this; } |
---|
[3b58d91] | 692 | TupleIndexExpr * set_index( unsigned int newValue ) { index = newValue; return this; } |
---|
| 693 | |
---|
[5ded739] | 694 | virtual TupleIndexExpr * clone() const { return new TupleIndexExpr( * this ); } |
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| 695 | virtual void accept( Visitor & v ) { v.visit( this ); } |
---|
| 696 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
---|
[50377a4] | 697 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
---|
[3b58d91] | 698 | }; |
---|
| 699 | |
---|
[65660bd] | 700 | /// TupleAssignExpr represents a multiple assignment operation, where both sides of the assignment have tuple type, e.g. [a, b, c] = [d, e, f];, a mass assignment operation, where the left hand side has tuple type and the right hand side does not, e.g. [a, b, c] = 5.0;, or a tuple ctor/dtor expression |
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[6eb8948] | 701 | class TupleAssignExpr : public Expression { |
---|
[3b58d91] | 702 | public: |
---|
[65cdc1e] | 703 | StmtExpr * stmtExpr = nullptr; |
---|
| 704 | |
---|
[bf4b4cf] | 705 | TupleAssignExpr( const std::list< Expression * > & assigns, const std::list< ObjectDecl * > & tempDecls ); |
---|
[5ded739] | 706 | TupleAssignExpr( const TupleAssignExpr & other ); |
---|
[3b58d91] | 707 | |
---|
[d5556a3] | 708 | TupleAssignExpr * set_stmtExpr( StmtExpr * newValue ) { stmtExpr = newValue; return this; } |
---|
| 709 | StmtExpr * get_stmtExpr() const { return stmtExpr; } |
---|
[3b58d91] | 710 | |
---|
[5ded739] | 711 | virtual TupleAssignExpr * clone() const { return new TupleAssignExpr( * this ); } |
---|
| 712 | virtual void accept( Visitor & v ) { v.visit( this ); } |
---|
| 713 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
---|
[50377a4] | 714 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
---|
[3b58d91] | 715 | }; |
---|
| 716 | |
---|
[6eb8948] | 717 | /// StmtExpr represents a GCC 'statement expression', e.g. ({ int x = 5; x; }) |
---|
| 718 | class StmtExpr : public Expression { |
---|
| 719 | public: |
---|
[65cdc1e] | 720 | CompoundStmt * statements; |
---|
| 721 | std::list< ObjectDecl * > returnDecls; // return variable(s) for stmt expression |
---|
| 722 | std::list< Expression * > dtors; // destructor(s) for return variable(s) |
---|
| 723 | |
---|
[5ded739] | 724 | StmtExpr( CompoundStmt * statements ); |
---|
[6eb8948] | 725 | StmtExpr( const StmtExpr & other ); |
---|
[3b58d91] | 726 | |
---|
[6eb8948] | 727 | CompoundStmt * get_statements() const { return statements; } |
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| 728 | StmtExpr * set_statements( CompoundStmt * newValue ) { statements = newValue; return this; } |
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[3b58d91] | 729 | |
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[5e2c348] | 730 | // call to set the result type of this StmtExpr based on its body |
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| 731 | void computeResult(); |
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| 732 | |
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[d5556a3] | 733 | std::list< ObjectDecl * > & get_returnDecls() { return returnDecls; } |
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| 734 | std::list< Expression * > & get_dtors() { return dtors; } |
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| 735 | |
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[5ded739] | 736 | virtual StmtExpr * clone() const { return new StmtExpr( * this ); } |
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| 737 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 738 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 739 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[3b58d91] | 740 | }; |
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| 741 | |
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[3c13c03] | 742 | class UniqueExpr : public Expression { |
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| 743 | public: |
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[65cdc1e] | 744 | Expression * expr; |
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| 745 | ObjectDecl * object; |
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| 746 | VariableExpr * var; |
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| 747 | |
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[bf32bb8] | 748 | UniqueExpr( Expression * expr, long long idVal = -1 ); |
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[3c13c03] | 749 | UniqueExpr( const UniqueExpr & other ); |
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| 750 | |
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[141b786] | 751 | Expression * get_expr() const { return expr; } |
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| 752 | UniqueExpr * set_expr( Expression * newValue ) { expr = newValue; return this; } |
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[3c13c03] | 753 | |
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[141b786] | 754 | ObjectDecl * get_object() const { return object; } |
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| 755 | UniqueExpr * set_object( ObjectDecl * newValue ) { object = newValue; return this; } |
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| 756 | |
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| 757 | VariableExpr * get_var() const { return var; } |
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| 758 | UniqueExpr * set_var( VariableExpr * newValue ) { var = newValue; return this; } |
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[77971f6] | 759 | |
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[bf32bb8] | 760 | int get_id() const { return id; } |
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| 761 | |
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[5ded739] | 762 | virtual UniqueExpr * clone() const { return new UniqueExpr( * this ); } |
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| 763 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 764 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 765 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[65cdc1e] | 766 | |
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[3c13c03] | 767 | private: |
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[bf32bb8] | 768 | int id; |
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| 769 | static long long count; |
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[3c13c03] | 770 | }; |
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| 771 | |
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[e4d829b] | 772 | struct InitAlternative { |
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| 773 | public: |
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| 774 | Type * type = nullptr; |
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| 775 | Designation * designation = nullptr; |
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| 776 | InitAlternative( Type * type, Designation * designation ); |
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| 777 | InitAlternative( const InitAlternative & other ); |
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| 778 | InitAlternative & operator=( const Initializer & other ) = delete; // at the moment this isn't used, and I don't want to implement it |
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| 779 | }; |
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| 780 | |
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| 781 | class UntypedInitExpr : public Expression { |
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| 782 | public: |
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[65cdc1e] | 783 | Expression * expr; |
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| 784 | std::list<InitAlternative> initAlts; |
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| 785 | |
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[e4d829b] | 786 | UntypedInitExpr( Expression * expr, const std::list<InitAlternative> & initAlts ); |
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| 787 | UntypedInitExpr( const UntypedInitExpr & other ); |
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| 788 | |
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| 789 | Expression * get_expr() const { return expr; } |
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| 790 | UntypedInitExpr * set_expr( Expression * newValue ) { expr = newValue; return this; } |
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| 791 | |
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| 792 | std::list<InitAlternative> & get_initAlts() { return initAlts; } |
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| 793 | |
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| 794 | virtual UntypedInitExpr * clone() const { return new UntypedInitExpr( * this ); } |
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| 795 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 796 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 797 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[e4d829b] | 798 | }; |
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| 799 | |
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| 800 | class InitExpr : public Expression { |
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| 801 | public: |
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[65cdc1e] | 802 | Expression * expr; |
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| 803 | Designation * designation; |
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| 804 | |
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[62423350] | 805 | InitExpr( Expression * expr, Designation * designation ); |
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[e4d829b] | 806 | InitExpr( const InitExpr & other ); |
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| 807 | |
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| 808 | Expression * get_expr() const { return expr; } |
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| 809 | InitExpr * set_expr( Expression * newValue ) { expr = newValue; return this; } |
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| 810 | |
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| 811 | Designation * get_designation() const { return designation; } |
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| 812 | InitExpr * set_designation( Designation * newValue ) { designation = newValue; return this; } |
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| 813 | |
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| 814 | virtual InitExpr * clone() const { return new InitExpr( * this ); } |
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| 815 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 816 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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[50377a4] | 817 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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[e4d829b] | 818 | }; |
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| 819 | |
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[44b4114] | 820 | /// expression that contains a deleted identifier - should never make it past the resolver. |
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| 821 | class DeletedExpr : public Expression { |
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| 822 | public: |
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| 823 | Expression * expr; |
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| 824 | BaseSyntaxNode * deleteStmt; |
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| 825 | |
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| 826 | DeletedExpr( Expression * expr, BaseSyntaxNode * deleteStmt ); |
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| 827 | DeletedExpr( const DeletedExpr & other ); |
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| 828 | |
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| 829 | virtual DeletedExpr * clone() const { return new DeletedExpr( * this ); } |
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| 830 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 831 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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| 832 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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| 833 | }; |
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| 834 | |
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[0f79853] | 835 | /// expression wrapping the use of a default argument - should never make it past the resolver. |
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| 836 | class DefaultArgExpr : public Expression { |
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| 837 | public: |
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| 838 | Expression * expr; |
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| 839 | |
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| 840 | DefaultArgExpr( Expression * expr ); |
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| 841 | DefaultArgExpr( const DefaultArgExpr & other ); |
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| 842 | |
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| 843 | virtual DefaultArgExpr * clone() const { return new DefaultArgExpr( * this ); } |
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| 844 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 845 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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| 846 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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| 847 | }; |
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| 848 | |
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[d807ca28] | 849 | /// C11 _Generic expression |
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| 850 | class GenericExpr : public Expression { |
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| 851 | public: |
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| 852 | struct Association { |
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| 853 | Type * type = nullptr; |
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| 854 | Expression * expr = nullptr; |
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| 855 | bool isDefault = false; |
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| 856 | |
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| 857 | Association( Type * type, Expression * expr ); |
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| 858 | Association( Expression * expr ); |
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| 859 | Association( const Association & other ); |
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| 860 | Association & operator=( const Association & other ) = delete; // at the moment this isn't used, and I don't want to implement it |
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| 861 | }; |
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| 862 | |
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| 863 | Expression * control; |
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| 864 | std::list<Association> associations; |
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| 865 | |
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| 866 | GenericExpr( Expression * control, const std::list<Association> & assoc ); |
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| 867 | GenericExpr( const GenericExpr & other ); |
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[28f3a19] | 868 | ~GenericExpr(); |
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[d807ca28] | 869 | |
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| 870 | virtual GenericExpr * clone() const { return new GenericExpr( * this ); } |
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| 871 | virtual void accept( Visitor & v ) { v.visit( this ); } |
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| 872 | virtual Expression * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
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| 873 | virtual void print( std::ostream & os, Indenter indent = {} ) const; |
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| 874 | }; |
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| 875 | |
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[0dd3a2f] | 876 | // Local Variables: // |
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| 877 | // tab-width: 4 // |
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| 878 | // mode: c++ // |
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| 879 | // compile-command: "make install" // |
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| 880 | // End: // |
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