[2bb4a01] | 1 | // |
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| 2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo |
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| 3 | // |
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| 4 | // The contents of this file are covered under the licence agreement in the |
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| 5 | // file "LICENCE" distributed with Cforall. |
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| 6 | // |
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| 7 | // Decl.hpp -- |
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| 8 | // |
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| 9 | // Author : Aaron B. Moss |
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| 10 | // Created On : Thu May 9 10:00:00 2019 |
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[7edd5c1] | 11 | // Last Modified By : Andrew Beach |
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[3e94a23] | 12 | // Last Modified On : Wed Apr 5 10:42:00 2023 |
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| 13 | // Update Count : 35 |
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[2bb4a01] | 14 | // |
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| 15 | |
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| 16 | #pragma once |
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| 17 | |
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[d76c588] | 18 | #include <iosfwd> |
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[a300e4a] | 19 | #include <string> // for string, to_string |
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| 20 | #include <unordered_map> |
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[2bb4a01] | 21 | #include <vector> |
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[07de76b] | 22 | #include <algorithm> |
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[2bb4a01] | 23 | |
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[a300e4a] | 24 | #include "FunctionSpec.hpp" |
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[2bb4a01] | 25 | #include "Fwd.hpp" // for UniqueId |
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| 26 | #include "LinkageSpec.hpp" |
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| 27 | #include "Node.hpp" // for ptr, readonly |
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| 28 | #include "ParseNode.hpp" |
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| 29 | #include "StorageClasses.hpp" |
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| 30 | #include "Visitor.hpp" |
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[07de76b] | 31 | #include "Common/utility.h" |
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| 32 | #include "Common/SemanticError.h" // error_str |
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[2bb4a01] | 33 | |
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[f3cc5b6] | 34 | // Must be included in *all* AST classes; should be #undef'd at the end of the file |
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[99da267] | 35 | #define MUTATE_FRIEND \ |
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[91a72ef] | 36 | template<typename node_t> friend node_t * mutate(const node_t * node); \ |
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[99da267] | 37 | template<typename node_t> friend node_t * shallowCopy(const node_t * node); |
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[f3cc5b6] | 38 | |
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[2bb4a01] | 39 | namespace ast { |
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[a300e4a] | 40 | |
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[2bb4a01] | 41 | /// Base declaration class |
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| 42 | class Decl : public ParseNode { |
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| 43 | public: |
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| 44 | std::string name; |
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| 45 | Storage::Classes storage; |
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| 46 | Linkage::Spec linkage; |
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| 47 | UniqueId uniqueId = 0; |
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| 48 | bool extension = false; |
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| 49 | |
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[14cebb7a] | 50 | Decl( const CodeLocation& loc, const std::string& name, Storage::Classes storage, |
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[2bb4a01] | 51 | Linkage::Spec linkage ) |
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| 52 | : ParseNode( loc ), name( name ), storage( storage ), linkage( linkage ) {} |
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| 53 | |
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| 54 | Decl* set_extension( bool ex ) { extension = ex; return this; } |
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| 55 | |
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| 56 | /// Ensures this node has a unique ID |
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| 57 | void fixUniqueId(); |
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| 58 | /// Get canonical declaration for unique ID |
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| 59 | static readonly<Decl> fromId( UniqueId id ); |
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| 60 | |
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[23f99e1] | 61 | const Decl * accept( Visitor & v ) const override = 0; |
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[2bb4a01] | 62 | private: |
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[23f99e1] | 63 | Decl * clone() const override = 0; |
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[f3cc5b6] | 64 | MUTATE_FRIEND |
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[2bb4a01] | 65 | }; |
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| 66 | |
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| 67 | /// Typed declaration base class |
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| 68 | class DeclWithType : public Decl { |
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| 69 | public: |
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| 70 | /// Represents the type with all types and typedefs expanded. |
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| 71 | std::string mangleName; |
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[14cebb7a] | 72 | /// Stores the scope level at which the variable was declared. |
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[2bb4a01] | 73 | /// Used to access shadowed identifiers. |
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| 74 | int scopeLevel = 0; |
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| 75 | |
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| 76 | std::vector<ptr<Attribute>> attributes; |
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[a300e4a] | 77 | Function::Specs funcSpec; |
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[2bb4a01] | 78 | ptr<Expr> asmName; |
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| 79 | bool isDeleted = false; |
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[16ba4a6] | 80 | bool isTypeFixed = false; |
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[2bb4a01] | 81 | |
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[14cebb7a] | 82 | DeclWithType( const CodeLocation& loc, const std::string& name, Storage::Classes storage, |
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[2bb4a01] | 83 | Linkage::Spec linkage, std::vector<ptr<Attribute>>&& attrs, Function::Specs fs ) |
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[14cebb7a] | 84 | : Decl( loc, name, storage, linkage ), mangleName(), attributes( std::move(attrs) ), |
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[a300e4a] | 85 | funcSpec(fs), asmName() {} |
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[14cebb7a] | 86 | |
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[a300e4a] | 87 | std::string scopedMangleName() const { return mangleName + "_" + std::to_string(scopeLevel); } |
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| 88 | |
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| 89 | /// Get type of this declaration. May be generated by subclass |
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[6d51bd7] | 90 | virtual const Type * get_type() const = 0; |
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[a300e4a] | 91 | /// Set type of this declaration. May be verified by subclass |
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[e0e9a0b] | 92 | virtual void set_type( const Type * ) = 0; |
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[a300e4a] | 93 | |
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[23f99e1] | 94 | const DeclWithType * accept( Visitor & v ) const override = 0; |
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[a300e4a] | 95 | private: |
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[23f99e1] | 96 | DeclWithType * clone() const override = 0; |
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[f3cc5b6] | 97 | MUTATE_FRIEND |
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[a300e4a] | 98 | }; |
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| 99 | |
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[77a3f41] | 100 | /// Object declaration `Foo foo = 42;` |
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| 101 | class ObjectDecl final : public DeclWithType { |
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| 102 | public: |
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| 103 | ptr<Type> type; |
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| 104 | ptr<Init> init; |
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| 105 | ptr<Expr> bitfieldWidth; |
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| 106 | |
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[e67991f] | 107 | ObjectDecl( const CodeLocation & loc, const std::string & name, const Type * type, |
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| 108 | const Init * init = nullptr, Storage::Classes storage = {}, |
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[e8616b6] | 109 | Linkage::Spec linkage = Linkage::Cforall, const Expr * bitWd = nullptr, |
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[2a8f0c1] | 110 | std::vector< ptr<Attribute> > && attrs = {}, Function::Specs fs = {} ) |
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[14cebb7a] | 111 | : DeclWithType( loc, name, storage, linkage, std::move(attrs), fs ), type( type ), |
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[77a3f41] | 112 | init( init ), bitfieldWidth( bitWd ) {} |
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[14cebb7a] | 113 | |
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[77a3f41] | 114 | const Type* get_type() const override { return type; } |
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[e0e9a0b] | 115 | void set_type( const Type * ty ) override { type = ty; } |
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[77a3f41] | 116 | |
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[23f99e1] | 117 | const DeclWithType * accept( Visitor& v ) const override { return v.visit( this ); } |
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[77a3f41] | 118 | private: |
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[23f99e1] | 119 | ObjectDecl * clone() const override { return new ObjectDecl{ *this }; } |
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[f3cc5b6] | 120 | MUTATE_FRIEND |
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[23f99e1] | 121 | }; |
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| 122 | |
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[3e94a23] | 123 | /// Function variable arguments flag |
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| 124 | enum ArgumentFlag { FixedArgs, VariableArgs }; |
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| 125 | |
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[8a5530c] | 126 | /// Object declaration `int foo()` |
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[a1da039] | 127 | class FunctionDecl final : public DeclWithType { |
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[23f99e1] | 128 | public: |
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[a00a2c1] | 129 | std::vector<ptr<TypeDecl>> type_params; |
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| 130 | std::vector<ptr<DeclWithType>> assertions; |
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[b859f59] | 131 | std::vector<ptr<DeclWithType>> params; |
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| 132 | std::vector<ptr<DeclWithType>> returns; |
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[954c954] | 133 | // declared type, derived from parameter declarations |
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[23f99e1] | 134 | ptr<FunctionType> type; |
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[b8ab91a] | 135 | /// Null for the forward declaration of a function. |
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[23f99e1] | 136 | ptr<CompoundStmt> stmts; |
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[d76c588] | 137 | std::vector< ptr<Expr> > withExprs; |
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[23f99e1] | 138 | |
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[7edd5c1] | 139 | // The difference between the two constructors is in how they handle |
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| 140 | // assertions. The first constructor uses the assertions from the type |
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| 141 | // parameters, in the style of the old ast, and puts them on the type. |
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| 142 | // The second takes an explicite list of assertions and builds a list of |
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| 143 | // references to them on the type. |
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| 144 | |
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[490fb92e] | 145 | FunctionDecl( const CodeLocation & loc, const std::string & name, std::vector<ptr<TypeDecl>>&& forall, |
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[954c954] | 146 | std::vector<ptr<DeclWithType>>&& params, std::vector<ptr<DeclWithType>>&& returns, |
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[3992098] | 147 | CompoundStmt * stmts, Storage::Classes storage = {}, Linkage::Spec linkage = Linkage::Cforall, |
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[3e94a23] | 148 | std::vector<ptr<Attribute>>&& attrs = {}, Function::Specs fs = {}, ArgumentFlag isVarArgs = FixedArgs ); |
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[7edd5c1] | 149 | |
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| 150 | FunctionDecl( const CodeLocation & location, const std::string & name, |
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| 151 | std::vector<ptr<TypeDecl>>&& forall, std::vector<ptr<DeclWithType>>&& assertions, |
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| 152 | std::vector<ptr<DeclWithType>>&& params, std::vector<ptr<DeclWithType>>&& returns, |
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[3992098] | 153 | CompoundStmt * stmts, Storage::Classes storage = {}, Linkage::Spec linkage = Linkage::Cforall, |
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[3e94a23] | 154 | std::vector<ptr<Attribute>>&& attrs = {}, Function::Specs fs = {}, ArgumentFlag isVarArgs = FixedArgs ); |
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[23f99e1] | 155 | |
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[8a5530c] | 156 | const Type * get_type() const override; |
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[e0e9a0b] | 157 | void set_type( const Type * t ) override; |
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[23f99e1] | 158 | |
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| 159 | bool has_body() const { return stmts; } |
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| 160 | |
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[07de76b] | 161 | const DeclWithType * accept( Visitor & v ) const override { return v.visit( this ); } |
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[23f99e1] | 162 | private: |
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| 163 | FunctionDecl * clone() const override { return new FunctionDecl( *this ); } |
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[f3cc5b6] | 164 | MUTATE_FRIEND |
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[77a3f41] | 165 | }; |
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| 166 | |
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[360b2e13] | 167 | /// Base class for named type aliases |
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| 168 | class NamedTypeDecl : public Decl { |
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| 169 | public: |
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| 170 | ptr<Type> base; |
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| 171 | std::vector<ptr<DeclWithType>> assertions; |
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| 172 | |
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[7030dab] | 173 | NamedTypeDecl( |
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[e0e9a0b] | 174 | const CodeLocation & loc, const std::string & name, Storage::Classes storage, |
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| 175 | const Type * b, Linkage::Spec spec = Linkage::Cforall ) |
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[6a45bd78] | 176 | : Decl( loc, name, storage, spec ), base( b ), assertions() {} |
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[360b2e13] | 177 | |
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| 178 | /// Produces a name for the kind of alias |
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[312029a] | 179 | virtual const char * typeString() const = 0; |
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[360b2e13] | 180 | |
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| 181 | private: |
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| 182 | NamedTypeDecl* clone() const override = 0; |
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[f3cc5b6] | 183 | MUTATE_FRIEND |
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[360b2e13] | 184 | }; |
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| 185 | |
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| 186 | /// Cforall type variable: `dtype T` |
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| 187 | class TypeDecl final : public NamedTypeDecl { |
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[07de76b] | 188 | public: |
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[6e50a6b] | 189 | enum Kind { Dtype, DStype, Otype, Ftype, Ttype, Dimension, NUMBER_OF_KINDS }; |
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[07de76b] | 190 | |
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| 191 | Kind kind; |
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[360b2e13] | 192 | bool sized; |
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| 193 | ptr<Type> init; |
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| 194 | |
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[7030dab] | 195 | TypeDecl( |
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| 196 | const CodeLocation & loc, const std::string & name, Storage::Classes storage, |
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[e3bc51c] | 197 | const Type * b, TypeDecl::Kind k, bool s, const Type * i = nullptr ) |
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| 198 | : NamedTypeDecl( loc, name, storage, b ), kind( k ), sized( k == TypeDecl::Ttype || s ), |
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[9e1d485] | 199 | init( i ) {} |
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[360b2e13] | 200 | |
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[312029a] | 201 | const char * typeString() const override; |
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[360b2e13] | 202 | /// Produces a name for generated code |
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[312029a] | 203 | const char * genTypeString() const; |
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[360b2e13] | 204 | |
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[9e1d485] | 205 | /// convenience accessor to match Type::isComplete() |
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[3606fe4] | 206 | bool isComplete() const { return sized; } |
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[9e1d485] | 207 | |
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[23f99e1] | 208 | const Decl * accept( Visitor & v ) const override { return v.visit( this ); } |
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[07de76b] | 209 | private: |
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[23f99e1] | 210 | TypeDecl * clone() const override { return new TypeDecl{ *this }; } |
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[f3cc5b6] | 211 | MUTATE_FRIEND |
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[360b2e13] | 212 | }; |
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| 213 | |
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[93c10de] | 214 | /// Data extracted from a TypeDecl. |
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| 215 | struct TypeData { |
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| 216 | TypeDecl::Kind kind; |
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| 217 | bool isComplete; |
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| 218 | |
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| 219 | TypeData() : kind( TypeDecl::NUMBER_OF_KINDS ), isComplete( false ) {} |
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| 220 | TypeData( const TypeDecl * d ) : kind( d->kind ), isComplete( d->sized ) {} |
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| 221 | TypeData( TypeDecl::Kind k, bool c ) : kind( k ), isComplete( c ) {} |
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| 222 | TypeData( const TypeData & d1, const TypeData & d2 ) |
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| 223 | : kind( d1.kind ), isComplete( d1.isComplete || d2.isComplete ) {} |
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| 224 | |
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| 225 | bool operator==( const TypeData & o ) const { return kind == o.kind && isComplete == o.isComplete; } |
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| 226 | bool operator!=( const TypeData & o ) const { return !(*this == o); } |
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| 227 | }; |
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| 228 | |
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| 229 | std::ostream & operator<< ( std::ostream &, const TypeData & ); |
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[d76c588] | 230 | |
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[360b2e13] | 231 | /// C-style typedef `typedef Foo Bar` |
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| 232 | class TypedefDecl final : public NamedTypeDecl { |
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| 233 | public: |
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[e0115286] | 234 | TypedefDecl( const CodeLocation& loc, const std::string& name, Storage::Classes storage, |
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[360b2e13] | 235 | Type* b, Linkage::Spec spec = Linkage::Cforall ) |
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| 236 | : NamedTypeDecl( loc, name, storage, b, spec ) {} |
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| 237 | |
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[312029a] | 238 | const char * typeString() const override { return "typedef"; } |
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[360b2e13] | 239 | |
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[23f99e1] | 240 | const Decl * accept( Visitor & v ) const override { return v.visit( this ); } |
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[360b2e13] | 241 | private: |
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[23f99e1] | 242 | TypedefDecl * clone() const override { return new TypedefDecl{ *this }; } |
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[f3cc5b6] | 243 | MUTATE_FRIEND |
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[360b2e13] | 244 | }; |
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| 245 | |
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[a300e4a] | 246 | /// Aggregate type declaration base class |
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| 247 | class AggregateDecl : public Decl { |
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| 248 | public: |
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[312029a] | 249 | enum Aggregate { Struct, Union, Enum, Exception, Trait, Generator, Coroutine, Monitor, Thread, NoAggregate }; |
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| 250 | static const char * aggrString( Aggregate aggr ); |
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| 251 | |
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[a300e4a] | 252 | std::vector<ptr<Decl>> members; |
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[54e41b3] | 253 | std::vector<ptr<TypeDecl>> params; |
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[a300e4a] | 254 | std::vector<ptr<Attribute>> attributes; |
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| 255 | bool body = false; |
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| 256 | readonly<AggregateDecl> parent = {}; |
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| 257 | |
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[14cebb7a] | 258 | AggregateDecl( const CodeLocation& loc, const std::string& name, |
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[a300e4a] | 259 | std::vector<ptr<Attribute>>&& attrs = {}, Linkage::Spec linkage = Linkage::Cforall ) |
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[54e41b3] | 260 | : Decl( loc, name, Storage::Classes{}, linkage ), members(), params(), |
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[a300e4a] | 261 | attributes( std::move(attrs) ) {} |
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[14cebb7a] | 262 | |
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[a300e4a] | 263 | AggregateDecl* set_body( bool b ) { body = b; return this; } |
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| 264 | |
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[ed3935da] | 265 | /// Produces a name for the kind of aggregate |
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[312029a] | 266 | virtual const char * typeString() const = 0; |
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[ed3935da] | 267 | |
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[f3cc5b6] | 268 | private: |
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| 269 | AggregateDecl * clone() const override = 0; |
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| 270 | MUTATE_FRIEND |
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[a300e4a] | 271 | }; |
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| 272 | |
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| 273 | /// struct declaration `struct Foo { ... };` |
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| 274 | class StructDecl final : public AggregateDecl { |
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| 275 | public: |
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[312029a] | 276 | Aggregate kind; |
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[a300e4a] | 277 | |
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[14cebb7a] | 278 | StructDecl( const CodeLocation& loc, const std::string& name, |
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[312029a] | 279 | Aggregate kind = Struct, |
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[a300e4a] | 280 | std::vector<ptr<Attribute>>&& attrs = {}, Linkage::Spec linkage = Linkage::Cforall ) |
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| 281 | : AggregateDecl( loc, name, std::move(attrs), linkage ), kind( kind ) {} |
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| 282 | |
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[3cc1111] | 283 | bool is_coroutine() const { return kind == Coroutine; } |
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| 284 | bool is_generator() const { return kind == Generator; } |
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| 285 | bool is_monitor () const { return kind == Monitor ; } |
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| 286 | bool is_thread () const { return kind == Thread ; } |
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[a300e4a] | 287 | |
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[23f99e1] | 288 | const Decl * accept( Visitor & v ) const override { return v.visit( this ); } |
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[ed3935da] | 289 | |
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[312029a] | 290 | const char * typeString() const override { return aggrString( kind ); } |
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[ed3935da] | 291 | |
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[a300e4a] | 292 | private: |
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[23f99e1] | 293 | StructDecl * clone() const override { return new StructDecl{ *this }; } |
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[f3cc5b6] | 294 | MUTATE_FRIEND |
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[a300e4a] | 295 | }; |
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| 296 | |
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| 297 | /// union declaration `union Foo { ... };` |
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| 298 | class UnionDecl final : public AggregateDecl { |
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| 299 | public: |
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[14cebb7a] | 300 | UnionDecl( const CodeLocation& loc, const std::string& name, |
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[a300e4a] | 301 | std::vector<ptr<Attribute>>&& attrs = {}, Linkage::Spec linkage = Linkage::Cforall ) |
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| 302 | : AggregateDecl( loc, name, std::move(attrs), linkage ) {} |
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| 303 | |
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[23f99e1] | 304 | const Decl * accept( Visitor& v ) const override { return v.visit( this ); } |
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[ed3935da] | 305 | |
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[312029a] | 306 | const char * typeString() const override { return aggrString( Union ); } |
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[ed3935da] | 307 | |
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[a300e4a] | 308 | private: |
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[23f99e1] | 309 | UnionDecl * clone() const override { return new UnionDecl{ *this }; } |
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[f3cc5b6] | 310 | MUTATE_FRIEND |
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[a300e4a] | 311 | }; |
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| 312 | |
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| 313 | /// enum declaration `enum Foo { ... };` |
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| 314 | class EnumDecl final : public AggregateDecl { |
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| 315 | public: |
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[a1da039] | 316 | // isTyped indicated if the enum has a declaration like: |
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[94c98f0e] | 317 | // enum (type_optional) Name {...} |
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[a1da039] | 318 | bool isTyped; |
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| 319 | // if isTyped == true && base.get() == nullptr, it is a "void" type enum |
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| 320 | ptr<Type> base; |
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[e4d7c1c] | 321 | enum class EnumHiding { Visible, Hide } hide; |
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[f135b50] | 322 | |
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[e4d7c1c] | 323 | EnumDecl( const CodeLocation& loc, const std::string& name, bool isTyped = false, |
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[b0d9ff7] | 324 | std::vector<ptr<Attribute>>&& attrs = {}, Linkage::Spec linkage = Linkage::Cforall, |
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[e4d7c1c] | 325 | Type const * base = nullptr, EnumHiding hide = EnumHiding::Hide, |
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[7b71402] | 326 | std::unordered_map< std::string, long long > enumValues = std::unordered_map< std::string, long long >() ) |
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[e4d7c1c] | 327 | : AggregateDecl( loc, name, std::move(attrs), linkage ), isTyped(isTyped), base(base), hide(hide), enumValues(enumValues) {} |
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[a300e4a] | 328 | |
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| 329 | /// gets the integer value for this enumerator, returning true iff value found |
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[f135b50] | 330 | // Maybe it is not used in producing the enum value |
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[9d6e7fa9] | 331 | bool valueOf( const Decl * enumerator, long long& value ) const; |
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[a300e4a] | 332 | |
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[23f99e1] | 333 | const Decl * accept( Visitor & v ) const override { return v.visit( this ); } |
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[ed3935da] | 334 | |
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[312029a] | 335 | const char * typeString() const override { return aggrString( Enum ); } |
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[ed3935da] | 336 | |
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[4559b34] | 337 | |
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[a300e4a] | 338 | private: |
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[23f99e1] | 339 | EnumDecl * clone() const override { return new EnumDecl{ *this }; } |
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[f3cc5b6] | 340 | MUTATE_FRIEND |
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[a300e4a] | 341 | |
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| 342 | /// Map from names to enumerator values; kept private for lazy initialization |
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| 343 | mutable std::unordered_map< std::string, long long > enumValues; |
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| 344 | }; |
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| 345 | |
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| 346 | /// trait declaration `trait Foo( ... ) { ... };` |
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| 347 | class TraitDecl final : public AggregateDecl { |
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| 348 | public: |
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[14cebb7a] | 349 | TraitDecl( const CodeLocation& loc, const std::string& name, |
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[a300e4a] | 350 | std::vector<ptr<Attribute>>&& attrs = {}, Linkage::Spec linkage = Linkage::Cforall ) |
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| 351 | : AggregateDecl( loc, name, std::move(attrs), linkage ) {} |
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| 352 | |
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[23f99e1] | 353 | const Decl * accept( Visitor & v ) const override { return v.visit( this ); } |
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[ed3935da] | 354 | |
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[312029a] | 355 | const char * typeString() const override { return "trait"; } |
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[ed3935da] | 356 | |
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[a300e4a] | 357 | private: |
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[23f99e1] | 358 | TraitDecl * clone() const override { return new TraitDecl{ *this }; } |
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[f3cc5b6] | 359 | MUTATE_FRIEND |
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[2bb4a01] | 360 | }; |
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| 361 | |
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[e67991f] | 362 | /// With statement `with (...) ...` |
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| 363 | class WithStmt final : public Decl { |
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| 364 | public: |
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| 365 | std::vector<ptr<Expr>> exprs; |
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| 366 | ptr<Stmt> stmt; |
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| 367 | |
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| 368 | WithStmt( const CodeLocation & loc, std::vector<ptr<Expr>> && exprs, const Stmt * stmt ) |
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| 369 | : Decl(loc, "", Storage::Auto, Linkage::Cforall), exprs(std::move(exprs)), stmt(stmt) {} |
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| 370 | |
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| 371 | const Decl * accept( Visitor & v ) const override { return v.visit( this ); } |
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| 372 | private: |
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| 373 | WithStmt * clone() const override { return new WithStmt{ *this }; } |
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| 374 | MUTATE_FRIEND |
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| 375 | }; |
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| 376 | |
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[94c98f0e] | 377 | /// Assembly declaration: `asm ... ( "..." : ... )` |
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[a1da039] | 378 | class AsmDecl final : public Decl { |
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[23f99e1] | 379 | public: |
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| 380 | ptr<AsmStmt> stmt; |
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| 381 | |
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[07de76b] | 382 | AsmDecl( const CodeLocation & loc, AsmStmt * stmt ) |
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[a1da039] | 383 | : Decl( loc, "", {}, Linkage::C ), stmt(stmt) {} |
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[23f99e1] | 384 | |
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[07de76b] | 385 | const AsmDecl * accept( Visitor & v ) const override { return v.visit( this ); } |
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[23f99e1] | 386 | private: |
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[07de76b] | 387 | AsmDecl * clone() const override { return new AsmDecl( *this ); } |
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[f3cc5b6] | 388 | MUTATE_FRIEND |
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[23f99e1] | 389 | }; |
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| 390 | |
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[2d019af] | 391 | /// C-preprocessor directive `#...` |
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[a1da039] | 392 | class DirectiveDecl final : public Decl { |
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[2d019af] | 393 | public: |
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| 394 | ptr<DirectiveStmt> stmt; |
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| 395 | |
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| 396 | DirectiveDecl( const CodeLocation & loc, DirectiveStmt * stmt ) |
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[a1da039] | 397 | : Decl( loc, "", {}, Linkage::C ), stmt(stmt) {} |
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[2d019af] | 398 | |
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| 399 | const DirectiveDecl * accept( Visitor & v ) const override { return v.visit( this ); } |
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| 400 | private: |
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| 401 | DirectiveDecl * clone() const override { return new DirectiveDecl( *this ); } |
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| 402 | MUTATE_FRIEND |
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| 403 | }; |
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| 404 | |
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[19a8c40] | 405 | /// Static Assertion `_Static_assert( ... , ... );` |
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[a1da039] | 406 | class StaticAssertDecl final : public Decl { |
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[23f99e1] | 407 | public: |
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[112fe04] | 408 | ptr<Expr> cond; |
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[23f99e1] | 409 | ptr<ConstantExpr> msg; // string literal |
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| 410 | |
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| 411 | StaticAssertDecl( const CodeLocation & loc, const Expr * condition, const ConstantExpr * msg ) |
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[a1da039] | 412 | : Decl( loc, "", {}, Linkage::C ), cond( condition ), msg( msg ) {} |
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[23f99e1] | 413 | |
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[07de76b] | 414 | const StaticAssertDecl * accept( Visitor & v ) const override { return v.visit( this ); } |
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[23f99e1] | 415 | private: |
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| 416 | StaticAssertDecl * clone() const override { return new StaticAssertDecl( *this ); } |
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[f3cc5b6] | 417 | MUTATE_FRIEND |
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[23f99e1] | 418 | }; |
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[e0115286] | 419 | |
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[19a8c40] | 420 | /// Inline Member Declaration `inline TypeName;` |
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[71806e0] | 421 | class InlineMemberDecl final : public DeclWithType { |
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[e874605] | 422 | public: |
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| 423 | ptr<Type> type; |
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| 424 | |
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[71806e0] | 425 | InlineMemberDecl( const CodeLocation & loc, const std::string & name, const Type * type, |
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[e874605] | 426 | Storage::Classes storage = {}, Linkage::Spec linkage = Linkage::Cforall, |
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| 427 | std::vector< ptr<Attribute> > && attrs = {}, Function::Specs fs = {} ) |
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| 428 | : DeclWithType( loc, name, storage, linkage, std::move(attrs), fs ), type( type ) {} |
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| 429 | |
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| 430 | const Type * get_type() const override { return type; } |
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| 431 | void set_type( const Type * ty ) override { type = ty; } |
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| 432 | |
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| 433 | const DeclWithType * accept( Visitor& v ) const override { return v.visit( this ); } |
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| 434 | private: |
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[71806e0] | 435 | InlineMemberDecl * clone() const override { return new InlineMemberDecl{ *this }; } |
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[e874605] | 436 | MUTATE_FRIEND |
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| 437 | }; |
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[19a8c40] | 438 | |
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[2bb4a01] | 439 | } |
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| 440 | |
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[f3cc5b6] | 441 | #undef MUTATE_FRIEND |
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| 442 | |
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[2bb4a01] | 443 | // Local Variables: // |
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| 444 | // tab-width: 4 // |
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| 445 | // mode: c++ // |
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| 446 | // compile-command: "make install" // |
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| 447 | // End: // |
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