[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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[2d80111] | 11 | // Last Modified By : Andrew Beach |
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| 12 | // Last Modified On : Wed Aug 7 16:56:00 2019 |
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| 13 | // Update Count : 51 |
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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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[0b00df0] | 23 | #include <vector> // for vector |
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[ea6332d] | 24 | |
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| 25 | #include "BaseSyntaxNode.h" // for BaseSyntaxNode |
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| 26 | #include "Constant.h" // for Constant |
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| 27 | #include "Initializer.h" // for Designation (ptr only), Initializer |
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[5809461] | 28 | #include "Label.h" // for Label |
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[ea6332d] | 29 | #include "Mutator.h" // for Mutator |
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| 30 | #include "SynTree.h" // for UniqueId |
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| 31 | #include "Visitor.h" // for Visitor |
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[294647b] | 32 | |
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[51b7345] | 33 | |
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[df626eb] | 34 | struct ParamEntry; |
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| 35 | |
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| 36 | typedef std::map< UniqueId, ParamEntry > InferredParams; |
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| 37 | |
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| 38 | /// ParamEntry contains the i.d. of a declaration and a type that is derived from that declaration, |
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| 39 | /// but subject to decay-to-pointer and type parameter renaming |
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| 40 | struct ParamEntry { |
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[462a7c7] | 41 | ParamEntry(): decl( 0 ), declptr( nullptr ), actualType( nullptr ), formalType( nullptr ), expr( nullptr ) {} |
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| 42 | ParamEntry( UniqueId decl, Declaration * declptr, Type * actualType, Type * formalType, Expression* expr ); |
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[df626eb] | 43 | ParamEntry( const ParamEntry & other ); |
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[4d6d62e] | 44 | ParamEntry( ParamEntry && other ); |
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[df626eb] | 45 | ~ParamEntry(); |
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[4d6d62e] | 46 | ParamEntry & operator=( ParamEntry && other ); |
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[df626eb] | 47 | |
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[aaeacf4] | 48 | UniqueId const decl; |
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| 49 | Declaration * const declptr; |
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| 50 | Type * const actualType; |
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| 51 | Type * const formalType; |
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[df626eb] | 52 | Expression * expr; |
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| 53 | }; |
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| 54 | |
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[47534159] | 55 | /// Expression is the root type for all expressions |
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[df626eb] | 56 | class Expression : public BaseSyntaxNode { |
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[0dd3a2f] | 57 | public: |
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[65cdc1e] | 58 | Type * result; |
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| 59 | TypeSubstitution * env; |
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| 60 | bool extension = false; |
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[0b00df0] | 61 | InferredParams inferParams; ///< Post-resolution inferred parameter slots |
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| 62 | std::vector<UniqueId> resnSlots; ///< Pre-resolution inferred parameter slots |
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[0e315a5] | 63 | |
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[0b00df0] | 64 | // xxx - should turn inferParams+resnSlots into a union to save some memory |
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[65cdc1e] | 65 | |
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[bf4b4cf] | 66 | Expression(); |
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[5ded739] | 67 | Expression( const Expression & other ); |
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[0dd3a2f] | 68 | virtual ~Expression(); |
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| 69 | |
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[906e24d] | 70 | Type *& get_result() { return result; } |
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[fbcde64] | 71 | const Type * get_result() const { return result; } |
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[5ded739] | 72 | void set_result( Type * newValue ) { result = newValue; } |
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[2d80111] | 73 | bool get_lvalue() const; |
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[0dd3a2f] | 74 | |
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[5ded739] | 75 | TypeSubstitution * get_env() const { return env; } |
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| 76 | void set_env( TypeSubstitution * newValue ) { env = newValue; } |
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[e04ef3a] | 77 | bool get_extension() const { return extension; } |
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[8e9cbb2] | 78 | Expression * set_extension( bool exten ) { extension = exten; return this; } |
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[0dd3a2f] | 79 | |
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[cdb990a] | 80 | // move other's inferParams to this |
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| 81 | void spliceInferParams( Expression * other ); |
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| 82 | |
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[fa16264] | 83 | virtual Expression * clone() const override = 0; |
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| 84 | virtual void accept( Visitor & v ) override = 0; |
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[7870799] | 85 | virtual void accept( Visitor & v ) const override = 0; |
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[fa16264] | 86 | virtual Expression * acceptMutator( Mutator & m ) override = 0; |
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[50377a4] | 87 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[51b7345] | 88 | }; |
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| 89 | |
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[9706554] | 90 | /// ApplicationExpr represents the application of a function to a set of parameters. This is the result of running an |
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| 91 | /// UntypedExpr through the expression analyzer. |
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[0dd3a2f] | 92 | class ApplicationExpr : public Expression { |
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| 93 | public: |
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[65cdc1e] | 94 | Expression * function; |
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[871cdb4] | 95 | std::list<Expression *> args; |
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[65cdc1e] | 96 | |
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[a5f0529] | 97 | ApplicationExpr( Expression * function, const std::list<Expression *> & args = std::list< Expression * >() ); |
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[5ded739] | 98 | ApplicationExpr( const ApplicationExpr & other ); |
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[0dd3a2f] | 99 | virtual ~ApplicationExpr(); |
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| 100 | |
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[5ded739] | 101 | Expression * get_function() const { return function; } |
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| 102 | void set_function( Expression * newValue ) { function = newValue; } |
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[0dd3a2f] | 103 | std::list<Expression *>& get_args() { return args; } |
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| 104 | |
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[7870799] | 105 | virtual ApplicationExpr * clone() const override { return new ApplicationExpr( * this ); } |
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| 106 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 107 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 108 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 109 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[51b7345] | 110 | }; |
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| 111 | |
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[9706554] | 112 | /// UntypedExpr represents the application of a function to a set of parameters, but where the particular overload for |
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| 113 | /// the function name has not yet been determined. Most operators are converted into functional form automatically, to |
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| 114 | /// permit operator overloading. |
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[0dd3a2f] | 115 | class UntypedExpr : public Expression { |
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| 116 | public: |
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[65cdc1e] | 117 | Expression * function; |
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| 118 | std::list<Expression*> args; |
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| 119 | |
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[bf4b4cf] | 120 | UntypedExpr( Expression * function, const std::list<Expression *> & args = std::list< Expression * >() ); |
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[5ded739] | 121 | UntypedExpr( const UntypedExpr & other ); |
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[0dd3a2f] | 122 | virtual ~UntypedExpr(); |
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| 123 | |
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[5ded739] | 124 | Expression * get_function() const { return function; } |
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| 125 | void set_function( Expression * newValue ) { function = newValue; } |
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[0dd3a2f] | 126 | |
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| 127 | std::list<Expression*>::iterator begin_args() { return args.begin(); } |
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| 128 | std::list<Expression*>::iterator end_args() { return args.end(); } |
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| 129 | std::list<Expression*>& get_args() { return args; } |
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| 130 | |
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[b3b2077] | 131 | static UntypedExpr * createDeref( Expression * arg ); |
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| 132 | static UntypedExpr * createAssign( Expression * arg1, Expression * arg2 ); |
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| 133 | |
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[7870799] | 134 | virtual UntypedExpr * clone() const override { return new UntypedExpr( * this ); } |
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| 135 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 136 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 137 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 138 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[51b7345] | 139 | }; |
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| 140 | |
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[47534159] | 141 | /// NameExpr contains a name whose meaning is still not determined |
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[0dd3a2f] | 142 | class NameExpr : public Expression { |
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| 143 | public: |
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[65cdc1e] | 144 | std::string name; |
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| 145 | |
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[bf4b4cf] | 146 | NameExpr( std::string name ); |
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[5ded739] | 147 | NameExpr( const NameExpr & other ); |
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[0dd3a2f] | 148 | virtual ~NameExpr(); |
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| 149 | |
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[5ded739] | 150 | const std::string & get_name() const { return name; } |
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[0dd3a2f] | 151 | void set_name( std::string newValue ) { name = newValue; } |
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| 152 | |
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[7870799] | 153 | virtual NameExpr * clone() const override { return new NameExpr( * this ); } |
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| 154 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 155 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 156 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 157 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[51b7345] | 158 | }; |
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| 159 | |
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| 160 | // The following classes are used to represent expression types that cannot be converted into |
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| 161 | // function-call format. |
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| 162 | |
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[5ded739] | 163 | /// AddressExpr represents a address-of expression, e.g. & e |
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[0dd3a2f] | 164 | class AddressExpr : public Expression { |
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| 165 | public: |
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[65cdc1e] | 166 | Expression * arg; |
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| 167 | |
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[bf4b4cf] | 168 | AddressExpr( Expression * arg ); |
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[5ded739] | 169 | AddressExpr( const AddressExpr & other ); |
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[0dd3a2f] | 170 | virtual ~AddressExpr(); |
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| 171 | |
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[5ded739] | 172 | Expression * get_arg() const { return arg; } |
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| 173 | void set_arg(Expression * newValue ) { arg = newValue; } |
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[0dd3a2f] | 174 | |
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[7870799] | 175 | virtual AddressExpr * clone() const override { return new AddressExpr( * this ); } |
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| 176 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 177 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 178 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 179 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[51b7345] | 180 | }; |
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| 181 | |
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[5809461] | 182 | // GCC &&label |
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| 183 | // https://gcc.gnu.org/onlinedocs/gcc-3.4.2/gcc/Labels-as-Values.html |
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[0dd3a2f] | 184 | class LabelAddressExpr : public Expression { |
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| 185 | public: |
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[5809461] | 186 | Label arg; |
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[65cdc1e] | 187 | |
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[5809461] | 188 | LabelAddressExpr( const Label &arg ); |
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[5ded739] | 189 | LabelAddressExpr( const LabelAddressExpr & other ); |
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[0dd3a2f] | 190 | virtual ~LabelAddressExpr(); |
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| 191 | |
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[7870799] | 192 | virtual LabelAddressExpr * clone() const override { return new LabelAddressExpr( * this ); } |
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| 193 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 194 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 195 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 196 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[51b7345] | 197 | }; |
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| 198 | |
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[47534159] | 199 | /// CastExpr represents a type cast expression, e.g. (int)e |
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[0dd3a2f] | 200 | class CastExpr : public Expression { |
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| 201 | public: |
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[65cdc1e] | 202 | Expression * arg; |
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[5170d95] | 203 | bool isGenerated = true; // cast generated implicitly by code generation or explicit in program |
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[65cdc1e] | 204 | |
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[c0bf94e] | 205 | CastExpr( Expression * arg, bool isGenerated = true ); |
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| 206 | CastExpr( Expression * arg, Type * toType, bool isGenerated = true ); |
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[9a705dc8] | 207 | CastExpr( Expression * arg, void * ) = delete; // prevent accidentally passing pointers for isGenerated in the first constructor |
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[5ded739] | 208 | CastExpr( const CastExpr & other ); |
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[0dd3a2f] | 209 | virtual ~CastExpr(); |
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| 210 | |
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[5ded739] | 211 | Expression * get_arg() const { return arg; } |
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[a5f0529] | 212 | void set_arg( Expression * newValue ) { arg = newValue; } |
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[0dd3a2f] | 213 | |
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[7870799] | 214 | virtual CastExpr * clone() const override { return new CastExpr( * this ); } |
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| 215 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 216 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 217 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 218 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[51b7345] | 219 | }; |
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| 220 | |
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[9a705dc8] | 221 | /// KeywordCastExpr represents a cast to 'keyword types', e.g. (thread &)t |
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| 222 | class KeywordCastExpr : public Expression { |
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| 223 | public: |
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| 224 | Expression * arg; |
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| 225 | enum Target { |
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| 226 | Coroutine, Thread, Monitor, NUMBER_OF_TARGETS |
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| 227 | } target; |
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| 228 | |
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| 229 | KeywordCastExpr( Expression * arg, Target target ); |
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| 230 | KeywordCastExpr( const KeywordCastExpr & other ); |
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| 231 | virtual ~KeywordCastExpr(); |
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| 232 | |
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| 233 | const std::string & targetString() const; |
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| 234 | |
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[7870799] | 235 | virtual KeywordCastExpr * clone() const override { return new KeywordCastExpr( * this ); } |
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| 236 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 237 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 238 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 239 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[9a705dc8] | 240 | }; |
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| 241 | |
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[a5f0529] | 242 | /// VirtualCastExpr repersents a virtual dynamic cast, e.g. (virtual exception)e |
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| 243 | class VirtualCastExpr : public Expression { |
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| 244 | public: |
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[5ded739] | 245 | Expression * arg; |
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[65cdc1e] | 246 | |
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[a5f0529] | 247 | VirtualCastExpr( Expression * arg, Type * toType ); |
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| 248 | VirtualCastExpr( const VirtualCastExpr & other ); |
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| 249 | virtual ~VirtualCastExpr(); |
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| 250 | |
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| 251 | Expression * get_arg() const { return arg; } |
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| 252 | void set_arg( Expression * newValue ) { arg = newValue; } |
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| 253 | |
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[7870799] | 254 | virtual VirtualCastExpr * clone() const override { return new VirtualCastExpr( * this ); } |
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| 255 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 256 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 257 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 258 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[51b7345] | 259 | }; |
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| 260 | |
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[47534159] | 261 | /// UntypedMemberExpr represents a member selection operation, e.g. q.p before processing by the expression analyzer |
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[0dd3a2f] | 262 | class UntypedMemberExpr : public Expression { |
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| 263 | public: |
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[65cdc1e] | 264 | Expression * member; |
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| 265 | Expression * aggregate; |
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| 266 | |
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[bf4b4cf] | 267 | UntypedMemberExpr( Expression * member, Expression * aggregate ); |
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[5ded739] | 268 | UntypedMemberExpr( const UntypedMemberExpr & other ); |
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[0dd3a2f] | 269 | virtual ~UntypedMemberExpr(); |
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| 270 | |
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[3b58d91] | 271 | Expression * get_member() const { return member; } |
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| 272 | void set_member( Expression * newValue ) { member = newValue; } |
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[5ded739] | 273 | Expression * get_aggregate() const { return aggregate; } |
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| 274 | void set_aggregate( Expression * newValue ) { aggregate = newValue; } |
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[0dd3a2f] | 275 | |
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[7870799] | 276 | virtual UntypedMemberExpr * clone() const override { return new UntypedMemberExpr( * this ); } |
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| 277 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 278 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 279 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 280 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[51b7345] | 281 | }; |
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| 282 | |
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[4551a6e] | 283 | /// MemberExpr represents a member selection operation, e.g. q.p after processing by the expression analyzer. |
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| 284 | /// Does not take ownership of member. |
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[0dd3a2f] | 285 | class MemberExpr : public Expression { |
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| 286 | public: |
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[65cdc1e] | 287 | DeclarationWithType * member; |
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| 288 | Expression * aggregate; |
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| 289 | |
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[bf4b4cf] | 290 | MemberExpr( DeclarationWithType * member, Expression * aggregate ); |
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[5ded739] | 291 | MemberExpr( const MemberExpr & other ); |
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[0dd3a2f] | 292 | virtual ~MemberExpr(); |
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| 293 | |
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[5ded739] | 294 | DeclarationWithType * get_member() const { return member; } |
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| 295 | void set_member( DeclarationWithType * newValue ) { member = newValue; } |
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| 296 | Expression * get_aggregate() const { return aggregate; } |
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| 297 | void set_aggregate( Expression * newValue ) { aggregate = newValue; } |
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[0dd3a2f] | 298 | |
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[7870799] | 299 | virtual MemberExpr * clone() const override { return new MemberExpr( * this ); } |
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| 300 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 301 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 302 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 303 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[51b7345] | 304 | }; |
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| 305 | |
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[4551a6e] | 306 | /// VariableExpr represents an expression that simply refers to the value of a named variable. |
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| 307 | /// Does not take ownership of var. |
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[0dd3a2f] | 308 | class VariableExpr : public Expression { |
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| 309 | public: |
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[65cdc1e] | 310 | DeclarationWithType * var; |
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| 311 | |
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[546e712] | 312 | VariableExpr(); |
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[bf4b4cf] | 313 | VariableExpr( DeclarationWithType * var ); |
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[5ded739] | 314 | VariableExpr( const VariableExpr & other ); |
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[0dd3a2f] | 315 | virtual ~VariableExpr(); |
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| 316 | |
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[5ded739] | 317 | DeclarationWithType * get_var() const { return var; } |
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| 318 | void set_var( DeclarationWithType * newValue ) { var = newValue; } |
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[0dd3a2f] | 319 | |
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[8a6cf7e] | 320 | static VariableExpr * functionPointer( FunctionDecl * decl ); |
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| 321 | |
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[7870799] | 322 | virtual VariableExpr * clone() const override { return new VariableExpr( * this ); } |
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| 323 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 324 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 325 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 326 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[51b7345] | 327 | }; |
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| 328 | |
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[3be261a] | 329 | /// ConstantExpr represents an expression that simply refers to the value of a constant |
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[0dd3a2f] | 330 | class ConstantExpr : public Expression { |
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| 331 | public: |
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[65cdc1e] | 332 | Constant constant; |
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| 333 | |
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[bf4b4cf] | 334 | ConstantExpr( Constant constant ); |
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[5ded739] | 335 | ConstantExpr( const ConstantExpr & other ); |
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[0dd3a2f] | 336 | virtual ~ConstantExpr(); |
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| 337 | |
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[5ded739] | 338 | Constant * get_constant() { return & constant; } |
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[ddb80bd] | 339 | const Constant * get_constant() const { return & constant; } |
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[5ded739] | 340 | void set_constant( const Constant & newValue ) { constant = newValue; } |
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[0dd3a2f] | 341 | |
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[ddb80bd] | 342 | long long int intValue() const; |
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| 343 | |
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[7870799] | 344 | virtual ConstantExpr * clone() const override { return new ConstantExpr( * this ); } |
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| 345 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 346 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 347 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 348 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[51b7345] | 349 | }; |
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| 350 | |
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[47534159] | 351 | /// SizeofExpr represents a sizeof expression (could be sizeof(int) or sizeof 3+4) |
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[0dd3a2f] | 352 | class SizeofExpr : public Expression { |
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| 353 | public: |
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[65cdc1e] | 354 | Expression * expr; |
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| 355 | Type * type; |
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| 356 | bool isType; |
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| 357 | |
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[bf4b4cf] | 358 | SizeofExpr( Expression * expr ); |
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[5ded739] | 359 | SizeofExpr( const SizeofExpr & other ); |
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[bf4b4cf] | 360 | SizeofExpr( Type * type ); |
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[0dd3a2f] | 361 | virtual ~SizeofExpr(); |
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| 362 | |
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[5ded739] | 363 | Expression * get_expr() const { return expr; } |
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| 364 | void set_expr( Expression * newValue ) { expr = newValue; } |
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| 365 | Type * get_type() const { return type; } |
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| 366 | void set_type( Type * newValue ) { type = newValue; } |
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[0dd3a2f] | 367 | bool get_isType() const { return isType; } |
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| 368 | void set_isType( bool newValue ) { isType = newValue; } |
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| 369 | |
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[7870799] | 370 | virtual SizeofExpr * clone() const override { return new SizeofExpr( * this ); } |
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| 371 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 372 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 373 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 374 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[51b7345] | 375 | }; |
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| 376 | |
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[47534159] | 377 | /// AlignofExpr represents an alignof expression |
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| 378 | class AlignofExpr : public Expression { |
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| 379 | public: |
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[65cdc1e] | 380 | Expression * expr; |
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| 381 | Type * type; |
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| 382 | bool isType; |
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| 383 | |
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[bf4b4cf] | 384 | AlignofExpr( Expression * expr ); |
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[5ded739] | 385 | AlignofExpr( const AlignofExpr & other ); |
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[bf4b4cf] | 386 | AlignofExpr( Type * type ); |
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[47534159] | 387 | virtual ~AlignofExpr(); |
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| 388 | |
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[5ded739] | 389 | Expression * get_expr() const { return expr; } |
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| 390 | void set_expr( Expression * newValue ) { expr = newValue; } |
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| 391 | Type * get_type() const { return type; } |
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| 392 | void set_type( Type * newValue ) { type = newValue; } |
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[47534159] | 393 | bool get_isType() const { return isType; } |
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| 394 | void set_isType( bool newValue ) { isType = newValue; } |
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| 395 | |
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[7870799] | 396 | virtual AlignofExpr * clone() const override { return new AlignofExpr( * this ); } |
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| 397 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 398 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 399 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 400 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[47534159] | 401 | }; |
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| 402 | |
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[2a4b088] | 403 | /// UntypedOffsetofExpr represents an offsetof expression before resolution |
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| 404 | class UntypedOffsetofExpr : public Expression { |
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| 405 | public: |
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[65cdc1e] | 406 | Type * type; |
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| 407 | std::string member; |
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| 408 | |
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[bf4b4cf] | 409 | UntypedOffsetofExpr( Type * type, const std::string & member ); |
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[5ded739] | 410 | UntypedOffsetofExpr( const UntypedOffsetofExpr & other ); |
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[2a4b088] | 411 | virtual ~UntypedOffsetofExpr(); |
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| 412 | |
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| 413 | std::string get_member() const { return member; } |
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[5ded739] | 414 | void set_member( const std::string & newValue ) { member = newValue; } |
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| 415 | Type * get_type() const { return type; } |
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| 416 | void set_type( Type * newValue ) { type = newValue; } |
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| 417 | |
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[7870799] | 418 | virtual UntypedOffsetofExpr * clone() const override { return new UntypedOffsetofExpr( * this ); } |
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| 419 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 420 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 421 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 422 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[2a4b088] | 423 | }; |
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| 424 | |
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[25a054f] | 425 | /// OffsetofExpr represents an offsetof expression |
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| 426 | class OffsetofExpr : public Expression { |
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| 427 | public: |
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[65cdc1e] | 428 | Type * type; |
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| 429 | DeclarationWithType * member; |
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| 430 | |
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[bf4b4cf] | 431 | OffsetofExpr( Type * type, DeclarationWithType * member ); |
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[5ded739] | 432 | OffsetofExpr( const OffsetofExpr & other ); |
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[25a054f] | 433 | virtual ~OffsetofExpr(); |
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| 434 | |
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[5ded739] | 435 | Type * get_type() const { return type; } |
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| 436 | void set_type( Type * newValue ) { type = newValue; } |
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| 437 | DeclarationWithType * get_member() const { return member; } |
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| 438 | void set_member( DeclarationWithType * newValue ) { member = newValue; } |
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| 439 | |
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[7870799] | 440 | virtual OffsetofExpr * clone() const override { return new OffsetofExpr( * this ); } |
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| 441 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 442 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 443 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 444 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[25a054f] | 445 | }; |
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| 446 | |
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[afc1045] | 447 | /// Expression representing a pack of field-offsets for a generic type |
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| 448 | class OffsetPackExpr : public Expression { |
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| 449 | public: |
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[65cdc1e] | 450 | StructInstType * type; |
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| 451 | |
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[bf4b4cf] | 452 | OffsetPackExpr( StructInstType * type ); |
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[5ded739] | 453 | OffsetPackExpr( const OffsetPackExpr & other ); |
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[afc1045] | 454 | virtual ~OffsetPackExpr(); |
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| 455 | |
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[5ded739] | 456 | StructInstType * get_type() const { return type; } |
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| 457 | void set_type( StructInstType * newValue ) { type = newValue; } |
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[afc1045] | 458 | |
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[7870799] | 459 | virtual OffsetPackExpr * clone() const override { return new OffsetPackExpr( * this ); } |
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| 460 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 461 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 462 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 463 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[afc1045] | 464 | }; |
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| 465 | |
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[47534159] | 466 | /// LogicalExpr represents a short-circuit boolean expression (&& or ||) |
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[0dd3a2f] | 467 | class LogicalExpr : public Expression { |
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| 468 | public: |
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[65cdc1e] | 469 | Expression * arg1; |
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| 470 | Expression * arg2; |
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| 471 | |
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[bf4b4cf] | 472 | LogicalExpr( Expression * arg1, Expression * arg2, bool andp = true ); |
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[5ded739] | 473 | LogicalExpr( const LogicalExpr & other ); |
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[0dd3a2f] | 474 | virtual ~LogicalExpr(); |
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| 475 | |
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| 476 | bool get_isAnd() const { return isAnd; } |
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[5ded739] | 477 | Expression * get_arg1() { return arg1; } |
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| 478 | void set_arg1( Expression * newValue ) { arg1 = newValue; } |
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| 479 | Expression * get_arg2() const { return arg2; } |
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| 480 | void set_arg2( Expression * newValue ) { arg2 = newValue; } |
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| 481 | |
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[7870799] | 482 | virtual LogicalExpr * clone() const override { return new LogicalExpr( * this ); } |
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| 483 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 484 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 485 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 486 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[65cdc1e] | 487 | |
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[0dd3a2f] | 488 | private: |
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| 489 | bool isAnd; |
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[51b7345] | 490 | }; |
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| 491 | |
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[47534159] | 492 | /// ConditionalExpr represents the three-argument conditional ( p ? a : b ) |
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[0dd3a2f] | 493 | class ConditionalExpr : public Expression { |
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| 494 | public: |
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[65cdc1e] | 495 | Expression * arg1; |
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| 496 | Expression * arg2; |
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| 497 | Expression * arg3; |
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| 498 | |
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[bf4b4cf] | 499 | ConditionalExpr( Expression * arg1, Expression * arg2, Expression * arg3 ); |
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[5ded739] | 500 | ConditionalExpr( const ConditionalExpr & other ); |
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[0dd3a2f] | 501 | virtual ~ConditionalExpr(); |
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| 502 | |
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[5ded739] | 503 | Expression * get_arg1() const { return arg1; } |
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| 504 | void set_arg1( Expression * newValue ) { arg1 = newValue; } |
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| 505 | Expression * get_arg2() const { return arg2; } |
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| 506 | void set_arg2( Expression * newValue ) { arg2 = newValue; } |
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| 507 | Expression * get_arg3() const { return arg3; } |
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| 508 | void set_arg3( Expression * newValue ) { arg3 = newValue; } |
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| 509 | |
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[7870799] | 510 | virtual ConditionalExpr * clone() const override { return new ConditionalExpr( * this ); } |
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| 511 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 512 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 513 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 514 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[51b7345] | 515 | }; |
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| 516 | |
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[47534159] | 517 | /// CommaExpr represents the sequence operator ( a, b ) |
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[0dd3a2f] | 518 | class CommaExpr : public Expression { |
---|
| 519 | public: |
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[65cdc1e] | 520 | Expression * arg1; |
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| 521 | Expression * arg2; |
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| 522 | |
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[bf4b4cf] | 523 | CommaExpr( Expression * arg1, Expression * arg2 ); |
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[5ded739] | 524 | CommaExpr( const CommaExpr & other ); |
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[0dd3a2f] | 525 | virtual ~CommaExpr(); |
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| 526 | |
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[5ded739] | 527 | Expression * get_arg1() const { return arg1; } |
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| 528 | void set_arg1( Expression * newValue ) { arg1 = newValue; } |
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| 529 | Expression * get_arg2() const { return arg2; } |
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| 530 | void set_arg2( Expression * newValue ) { arg2 = newValue; } |
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[0dd3a2f] | 531 | |
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[7870799] | 532 | virtual CommaExpr * clone() const override { return new CommaExpr( * this ); } |
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| 533 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 534 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 535 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 536 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[51b7345] | 537 | }; |
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| 538 | |
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[47534159] | 539 | /// TypeExpr represents a type used in an expression (e.g. as a type generator parameter) |
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[0dd3a2f] | 540 | class TypeExpr : public Expression { |
---|
| 541 | public: |
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[65cdc1e] | 542 | Type * type; |
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| 543 | |
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[5ded739] | 544 | TypeExpr( Type * type ); |
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| 545 | TypeExpr( const TypeExpr & other ); |
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[0dd3a2f] | 546 | virtual ~TypeExpr(); |
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| 547 | |
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[5ded739] | 548 | Type * get_type() const { return type; } |
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| 549 | void set_type( Type * newValue ) { type = newValue; } |
---|
[0dd3a2f] | 550 | |
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[7870799] | 551 | virtual TypeExpr * clone() const override { return new TypeExpr( * this ); } |
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| 552 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 553 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 554 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 555 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[51b7345] | 556 | }; |
---|
| 557 | |
---|
[47534159] | 558 | /// AsmExpr represents a GCC 'asm constraint operand' used in an asm statement: [output] "=f" (result) |
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[7f5566b] | 559 | class AsmExpr : public Expression { |
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| 560 | public: |
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[65cdc1e] | 561 | Expression * inout; |
---|
[e612146c] | 562 | Expression * constraint; |
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[65cdc1e] | 563 | Expression * operand; |
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| 564 | |
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[e612146c] | 565 | AsmExpr( Expression * inout, Expression * constraint, Expression * operand ) : inout( inout ), constraint( constraint ), operand( operand ) {} |
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[3be261a] | 566 | AsmExpr( const AsmExpr & other ); |
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[7f5566b] | 567 | virtual ~AsmExpr() { delete inout; delete constraint; delete operand; }; |
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| 568 | |
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[5ded739] | 569 | Expression * get_inout() const { return inout; } |
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| 570 | void set_inout( Expression * newValue ) { inout = newValue; } |
---|
[7f5566b] | 571 | |
---|
[e612146c] | 572 | Expression * get_constraint() const { return constraint; } |
---|
| 573 | void set_constraint( Expression * newValue ) { constraint = newValue; } |
---|
[7f5566b] | 574 | |
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[5ded739] | 575 | Expression * get_operand() const { return operand; } |
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| 576 | void set_operand( Expression * newValue ) { operand = newValue; } |
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[7f5566b] | 577 | |
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[7870799] | 578 | virtual AsmExpr * clone() const override { return new AsmExpr( * this ); } |
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| 579 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 580 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
---|
| 581 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 582 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
---|
[65cdc1e] | 583 | |
---|
[7f5566b] | 584 | // https://gcc.gnu.org/onlinedocs/gcc-4.7.1/gcc/Machine-Constraints.html#Machine-Constraints |
---|
| 585 | }; |
---|
| 586 | |
---|
[db4ecc5] | 587 | /// ImplicitCopyCtorExpr represents the application of a function to a set of parameters, |
---|
| 588 | /// along with a set of copy constructor calls, one for each argument. |
---|
| 589 | class ImplicitCopyCtorExpr : public Expression { |
---|
| 590 | public: |
---|
[2f86ddf] | 591 | ApplicationExpr * callExpr = nullptr; |
---|
[65cdc1e] | 592 | |
---|
[db4ecc5] | 593 | ImplicitCopyCtorExpr( ApplicationExpr * callExpr ); |
---|
| 594 | ImplicitCopyCtorExpr( const ImplicitCopyCtorExpr & other ); |
---|
| 595 | virtual ~ImplicitCopyCtorExpr(); |
---|
| 596 | |
---|
[7870799] | 597 | virtual ImplicitCopyCtorExpr * clone() const override { return new ImplicitCopyCtorExpr( * this ); } |
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| 598 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 599 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
---|
| 600 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
---|
| 601 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
---|
[db4ecc5] | 602 | }; |
---|
| 603 | |
---|
[b6fe7e6] | 604 | /// ConstructorExpr represents the use of a constructor in an expression context, e.g. int * x = malloc() { 5 }; |
---|
| 605 | class ConstructorExpr : public Expression { |
---|
| 606 | public: |
---|
[65cdc1e] | 607 | Expression * callExpr; |
---|
| 608 | |
---|
[b6fe7e6] | 609 | ConstructorExpr( Expression * callExpr ); |
---|
| 610 | ConstructorExpr( const ConstructorExpr & other ); |
---|
| 611 | ~ConstructorExpr(); |
---|
[0dd3a2f] | 612 | |
---|
[5ded739] | 613 | Expression * get_callExpr() const { return callExpr; } |
---|
| 614 | void set_callExpr( Expression * newValue ) { callExpr = newValue; } |
---|
[0dd3a2f] | 615 | |
---|
[7870799] | 616 | virtual ConstructorExpr * clone() const override { return new ConstructorExpr( * this ); } |
---|
| 617 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
---|
| 618 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
---|
| 619 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
---|
| 620 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
---|
[51b7345] | 621 | }; |
---|
| 622 | |
---|
[630a82a] | 623 | /// CompoundLiteralExpr represents a C99 'compound literal' |
---|
| 624 | class CompoundLiteralExpr : public Expression { |
---|
| 625 | public: |
---|
[65cdc1e] | 626 | Initializer * initializer; |
---|
| 627 | |
---|
[630a82a] | 628 | CompoundLiteralExpr( Type * type, Initializer * initializer ); |
---|
[5ded739] | 629 | CompoundLiteralExpr( const CompoundLiteralExpr & other ); |
---|
[3b58d91] | 630 | virtual ~CompoundLiteralExpr(); |
---|
[630a82a] | 631 | |
---|
| 632 | Initializer * get_initializer() const { return initializer; } |
---|
| 633 | void set_initializer( Initializer * i ) { initializer = i; } |
---|
| 634 | |
---|
[7870799] | 635 | virtual CompoundLiteralExpr * clone() const override { return new CompoundLiteralExpr( * this ); } |
---|
| 636 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
---|
| 637 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
---|
| 638 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
---|
| 639 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
---|
[630a82a] | 640 | }; |
---|
| 641 | |
---|
[b6fe7e6] | 642 | /// RangeExpr represents a range e.g. '3 ... 5' or '1~10' |
---|
[8688ce1] | 643 | class RangeExpr : public Expression { |
---|
| 644 | public: |
---|
[65cdc1e] | 645 | Expression * low, * high; |
---|
| 646 | |
---|
[5ded739] | 647 | RangeExpr( Expression * low, Expression * high ); |
---|
| 648 | RangeExpr( const RangeExpr & other ); |
---|
[8688ce1] | 649 | |
---|
[d9e2280] | 650 | Expression * get_low() const { return low; } |
---|
| 651 | Expression * get_high() const { return high; } |
---|
[5ded739] | 652 | RangeExpr * set_low( Expression * low ) { RangeExpr::low = low; return this; } |
---|
| 653 | RangeExpr * set_high( Expression * high ) { RangeExpr::high = high; return this; } |
---|
[8688ce1] | 654 | |
---|
[7870799] | 655 | virtual RangeExpr * clone() const override { return new RangeExpr( * this ); } |
---|
| 656 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
---|
| 657 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
---|
| 658 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
---|
| 659 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
---|
[8688ce1] | 660 | }; |
---|
| 661 | |
---|
[907eccb] | 662 | /// UntypedTupleExpr represents a tuple expression ( [a, b, c] ) before resolution |
---|
| 663 | class UntypedTupleExpr : public Expression { |
---|
| 664 | public: |
---|
[65cdc1e] | 665 | std::list<Expression*> exprs; |
---|
| 666 | |
---|
[bf4b4cf] | 667 | UntypedTupleExpr( const std::list< Expression * > & exprs ); |
---|
[5ded739] | 668 | UntypedTupleExpr( const UntypedTupleExpr & other ); |
---|
[907eccb] | 669 | virtual ~UntypedTupleExpr(); |
---|
| 670 | |
---|
| 671 | std::list<Expression*>& get_exprs() { return exprs; } |
---|
| 672 | |
---|
[7870799] | 673 | virtual UntypedTupleExpr * clone() const override { return new UntypedTupleExpr( * this ); } |
---|
| 674 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
---|
| 675 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
---|
| 676 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
---|
| 677 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
---|
[907eccb] | 678 | }; |
---|
| 679 | |
---|
[6eb8948] | 680 | /// TupleExpr represents a tuple expression ( [a, b, c] ) |
---|
| 681 | class TupleExpr : public Expression { |
---|
| 682 | public: |
---|
[65cdc1e] | 683 | std::list<Expression*> exprs; |
---|
| 684 | |
---|
[bf4b4cf] | 685 | TupleExpr( const std::list< Expression * > & exprs ); |
---|
[5ded739] | 686 | TupleExpr( const TupleExpr & other ); |
---|
[6eb8948] | 687 | virtual ~TupleExpr(); |
---|
| 688 | |
---|
| 689 | std::list<Expression*>& get_exprs() { return exprs; } |
---|
| 690 | |
---|
[7870799] | 691 | virtual TupleExpr * clone() const override { return new TupleExpr( * this ); } |
---|
| 692 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
---|
| 693 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
---|
| 694 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
---|
| 695 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
---|
[6eb8948] | 696 | }; |
---|
| 697 | |
---|
[3b58d91] | 698 | /// TupleIndexExpr represents an element selection operation on a tuple value, e.g. t.3 after processing by the expression analyzer |
---|
| 699 | class TupleIndexExpr : public Expression { |
---|
| 700 | public: |
---|
[65cdc1e] | 701 | Expression * tuple; |
---|
| 702 | unsigned int index; |
---|
| 703 | |
---|
[3b58d91] | 704 | TupleIndexExpr( Expression * tuple, unsigned int index ); |
---|
[5ded739] | 705 | TupleIndexExpr( const TupleIndexExpr & other ); |
---|
[3b58d91] | 706 | virtual ~TupleIndexExpr(); |
---|
| 707 | |
---|
| 708 | Expression * get_tuple() const { return tuple; } |
---|
| 709 | int get_index() const { return index; } |
---|
[5ded739] | 710 | TupleIndexExpr * set_tuple( Expression * newValue ) { tuple = newValue; return this; } |
---|
[3b58d91] | 711 | TupleIndexExpr * set_index( unsigned int newValue ) { index = newValue; return this; } |
---|
| 712 | |
---|
[7870799] | 713 | virtual TupleIndexExpr * clone() const override { return new TupleIndexExpr( * this ); } |
---|
| 714 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
---|
| 715 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
---|
| 716 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
---|
| 717 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
---|
[3b58d91] | 718 | }; |
---|
| 719 | |
---|
[65660bd] | 720 | /// 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 |
---|
[6eb8948] | 721 | class TupleAssignExpr : public Expression { |
---|
[3b58d91] | 722 | public: |
---|
[65cdc1e] | 723 | StmtExpr * stmtExpr = nullptr; |
---|
| 724 | |
---|
[bf4b4cf] | 725 | TupleAssignExpr( const std::list< Expression * > & assigns, const std::list< ObjectDecl * > & tempDecls ); |
---|
[5ded739] | 726 | TupleAssignExpr( const TupleAssignExpr & other ); |
---|
[6eb8948] | 727 | virtual ~TupleAssignExpr(); |
---|
[3b58d91] | 728 | |
---|
[d5556a3] | 729 | TupleAssignExpr * set_stmtExpr( StmtExpr * newValue ) { stmtExpr = newValue; return this; } |
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| 730 | StmtExpr * get_stmtExpr() const { return stmtExpr; } |
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[3b58d91] | 731 | |
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[7870799] | 732 | virtual TupleAssignExpr * clone() const override { return new TupleAssignExpr( * this ); } |
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| 733 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 734 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 735 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 736 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[20de6fb] | 737 | |
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| 738 | friend class ConverterNewToOld; |
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| 739 | private: |
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| 740 | TupleAssignExpr( StmtExpr * stmts ); |
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[3b58d91] | 741 | }; |
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| 742 | |
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[6eb8948] | 743 | /// StmtExpr represents a GCC 'statement expression', e.g. ({ int x = 5; x; }) |
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| 744 | class StmtExpr : public Expression { |
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| 745 | public: |
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[65cdc1e] | 746 | CompoundStmt * statements; |
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| 747 | std::list< ObjectDecl * > returnDecls; // return variable(s) for stmt expression |
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| 748 | std::list< Expression * > dtors; // destructor(s) for return variable(s) |
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| 749 | |
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[0e315a5] | 750 | // readonly |
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| 751 | ExprStmt * resultExpr = nullptr; |
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| 752 | |
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[5ded739] | 753 | StmtExpr( CompoundStmt * statements ); |
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[6eb8948] | 754 | StmtExpr( const StmtExpr & other ); |
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| 755 | virtual ~StmtExpr(); |
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[3b58d91] | 756 | |
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[6eb8948] | 757 | CompoundStmt * get_statements() const { return statements; } |
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| 758 | StmtExpr * set_statements( CompoundStmt * newValue ) { statements = newValue; return this; } |
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[3b58d91] | 759 | |
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[5e2c348] | 760 | // call to set the result type of this StmtExpr based on its body |
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| 761 | void computeResult(); |
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| 762 | |
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[d5556a3] | 763 | std::list< ObjectDecl * > & get_returnDecls() { return returnDecls; } |
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| 764 | std::list< Expression * > & get_dtors() { return dtors; } |
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| 765 | |
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[7870799] | 766 | virtual StmtExpr * clone() const override { return new StmtExpr( * this ); } |
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| 767 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 768 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 769 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 770 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[3b58d91] | 771 | }; |
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| 772 | |
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[3c13c03] | 773 | class UniqueExpr : public Expression { |
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| 774 | public: |
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[65cdc1e] | 775 | Expression * expr; |
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| 776 | ObjectDecl * object; |
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| 777 | VariableExpr * var; |
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| 778 | |
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[bf32bb8] | 779 | UniqueExpr( Expression * expr, long long idVal = -1 ); |
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[3c13c03] | 780 | UniqueExpr( const UniqueExpr & other ); |
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| 781 | ~UniqueExpr(); |
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| 782 | |
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[141b786] | 783 | Expression * get_expr() const { return expr; } |
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| 784 | UniqueExpr * set_expr( Expression * newValue ) { expr = newValue; return this; } |
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[3c13c03] | 785 | |
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[141b786] | 786 | ObjectDecl * get_object() const { return object; } |
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| 787 | UniqueExpr * set_object( ObjectDecl * newValue ) { object = newValue; return this; } |
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| 788 | |
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| 789 | VariableExpr * get_var() const { return var; } |
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| 790 | UniqueExpr * set_var( VariableExpr * newValue ) { var = newValue; return this; } |
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[77971f6] | 791 | |
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[bf32bb8] | 792 | int get_id() const { return id; } |
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| 793 | |
---|
[7870799] | 794 | virtual UniqueExpr * clone() const override { return new UniqueExpr( * this ); } |
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| 795 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 796 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
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| 797 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 798 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[65cdc1e] | 799 | |
---|
[3c13c03] | 800 | private: |
---|
[bf32bb8] | 801 | int id; |
---|
| 802 | static long long count; |
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[3c13c03] | 803 | }; |
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| 804 | |
---|
[e4d829b] | 805 | struct InitAlternative { |
---|
| 806 | public: |
---|
| 807 | Type * type = nullptr; |
---|
| 808 | Designation * designation = nullptr; |
---|
| 809 | InitAlternative( Type * type, Designation * designation ); |
---|
| 810 | InitAlternative( const InitAlternative & other ); |
---|
| 811 | InitAlternative & operator=( const Initializer & other ) = delete; // at the moment this isn't used, and I don't want to implement it |
---|
| 812 | ~InitAlternative(); |
---|
| 813 | }; |
---|
| 814 | |
---|
| 815 | class UntypedInitExpr : public Expression { |
---|
| 816 | public: |
---|
[65cdc1e] | 817 | Expression * expr; |
---|
| 818 | std::list<InitAlternative> initAlts; |
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| 819 | |
---|
[e4d829b] | 820 | UntypedInitExpr( Expression * expr, const std::list<InitAlternative> & initAlts ); |
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| 821 | UntypedInitExpr( const UntypedInitExpr & other ); |
---|
| 822 | ~UntypedInitExpr(); |
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| 823 | |
---|
| 824 | Expression * get_expr() const { return expr; } |
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| 825 | UntypedInitExpr * set_expr( Expression * newValue ) { expr = newValue; return this; } |
---|
| 826 | |
---|
| 827 | std::list<InitAlternative> & get_initAlts() { return initAlts; } |
---|
| 828 | |
---|
[7870799] | 829 | virtual UntypedInitExpr * clone() const override { return new UntypedInitExpr( * this ); } |
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| 830 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 831 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
---|
| 832 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 833 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[e4d829b] | 834 | }; |
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| 835 | |
---|
| 836 | class InitExpr : public Expression { |
---|
| 837 | public: |
---|
[65cdc1e] | 838 | Expression * expr; |
---|
| 839 | Designation * designation; |
---|
| 840 | |
---|
[62423350] | 841 | InitExpr( Expression * expr, Designation * designation ); |
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[e4d829b] | 842 | InitExpr( const InitExpr & other ); |
---|
| 843 | ~InitExpr(); |
---|
| 844 | |
---|
| 845 | Expression * get_expr() const { return expr; } |
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| 846 | InitExpr * set_expr( Expression * newValue ) { expr = newValue; return this; } |
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| 847 | |
---|
| 848 | Designation * get_designation() const { return designation; } |
---|
| 849 | InitExpr * set_designation( Designation * newValue ) { designation = newValue; return this; } |
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| 850 | |
---|
[7870799] | 851 | virtual InitExpr * clone() const override { return new InitExpr( * this ); } |
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| 852 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
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| 853 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
---|
| 854 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
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| 855 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
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[e4d829b] | 856 | }; |
---|
| 857 | |
---|
[44b4114] | 858 | /// expression that contains a deleted identifier - should never make it past the resolver. |
---|
| 859 | class DeletedExpr : public Expression { |
---|
| 860 | public: |
---|
| 861 | Expression * expr; |
---|
[e67991f] | 862 | Declaration * deleteStmt; |
---|
[44b4114] | 863 | |
---|
[e67991f] | 864 | DeletedExpr( Expression * expr, Declaration * deleteStmt ); |
---|
[44b4114] | 865 | DeletedExpr( const DeletedExpr & other ); |
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| 866 | ~DeletedExpr(); |
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| 867 | |
---|
[7870799] | 868 | virtual DeletedExpr * clone() const override { return new DeletedExpr( * this ); } |
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| 869 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
---|
| 870 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
---|
| 871 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
---|
| 872 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
---|
[44b4114] | 873 | }; |
---|
| 874 | |
---|
[0f79853] | 875 | /// expression wrapping the use of a default argument - should never make it past the resolver. |
---|
| 876 | class DefaultArgExpr : public Expression { |
---|
| 877 | public: |
---|
| 878 | Expression * expr; |
---|
| 879 | |
---|
| 880 | DefaultArgExpr( Expression * expr ); |
---|
| 881 | DefaultArgExpr( const DefaultArgExpr & other ); |
---|
| 882 | ~DefaultArgExpr(); |
---|
| 883 | |
---|
[7870799] | 884 | virtual DefaultArgExpr * clone() const override { return new DefaultArgExpr( * this ); } |
---|
| 885 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
---|
| 886 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
---|
| 887 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
---|
| 888 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
---|
[0f79853] | 889 | }; |
---|
| 890 | |
---|
[d807ca28] | 891 | /// C11 _Generic expression |
---|
| 892 | class GenericExpr : public Expression { |
---|
| 893 | public: |
---|
| 894 | struct Association { |
---|
| 895 | Type * type = nullptr; |
---|
| 896 | Expression * expr = nullptr; |
---|
| 897 | bool isDefault = false; |
---|
| 898 | |
---|
| 899 | Association( Type * type, Expression * expr ); |
---|
| 900 | Association( Expression * expr ); |
---|
| 901 | Association( const Association & other ); |
---|
| 902 | Association & operator=( const Association & other ) = delete; // at the moment this isn't used, and I don't want to implement it |
---|
| 903 | ~Association(); |
---|
| 904 | }; |
---|
| 905 | |
---|
| 906 | Expression * control; |
---|
| 907 | std::list<Association> associations; |
---|
| 908 | |
---|
| 909 | GenericExpr( Expression * control, const std::list<Association> & assoc ); |
---|
| 910 | GenericExpr( const GenericExpr & other ); |
---|
| 911 | virtual ~GenericExpr(); |
---|
| 912 | |
---|
[7870799] | 913 | virtual GenericExpr * clone() const override { return new GenericExpr( * this ); } |
---|
| 914 | virtual void accept( Visitor & v ) override { v.visit( this ); } |
---|
| 915 | virtual void accept( Visitor & v ) const override { v.visit( this ); } |
---|
| 916 | virtual Expression * acceptMutator( Mutator & m ) override { return m.mutate( this ); } |
---|
| 917 | virtual void print( std::ostream & os, Indenter indent = {} ) const override; |
---|
[d807ca28] | 918 | }; |
---|
| 919 | |
---|
[0dd3a2f] | 920 | // Local Variables: // |
---|
| 921 | // tab-width: 4 // |
---|
| 922 | // mode: c++ // |
---|
| 923 | // compile-command: "make install" // |
---|
| 924 | // End: // |
---|