[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 | // Stmt.hpp -- |
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| 8 | // |
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| 9 | // Author : Aaron B. Moss |
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[1e97287] | 10 | // Created On : Wed May 8 13:00:00 2019 |
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[89a5a1f] | 11 | // Last Modified By : Peter A. Buhr |
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[6180274] | 12 | // Last Modified On : Wed Feb 2 20:06:41 2022 |
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| 13 | // Update Count : 34 |
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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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| 18 | #include <list> |
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[89a5a1f] | 19 | #include <utility> // for move |
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[2bb4a01] | 20 | #include <vector> |
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| 21 | |
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| 22 | #include "Label.hpp" |
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[89a5a1f] | 23 | #include "Node.hpp" // for node, ptr |
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[2bb4a01] | 24 | #include "ParseNode.hpp" |
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| 25 | #include "Visitor.hpp" |
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| 26 | #include "Common/CodeLocation.h" |
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| 27 | |
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[f3cc5b6] | 28 | // Must be included in *all* AST classes; should be #undef'd at the end of the file |
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[89a5a1f] | 29 | #define MUTATE_FRIEND \ |
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[99da267] | 30 | template<typename node_t> friend node_t * mutate(const node_t * node); \ |
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| 31 | template<typename node_t> friend node_t * shallowCopy(const node_t * node); |
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[f3cc5b6] | 32 | |
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[2bb4a01] | 33 | namespace ast { |
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| 34 | class Expr; |
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| 35 | |
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[89a5a1f] | 36 | // Base statement node |
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[2bb4a01] | 37 | class Stmt : public ParseNode { |
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[89a5a1f] | 38 | public: |
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[2bb4a01] | 39 | std::vector<Label> labels; |
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| 40 | |
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[6180274] | 41 | Stmt( const CodeLocation & loc, const std::vector<Label> && labels = {} ) |
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[89a5a1f] | 42 | : ParseNode(loc), labels(std::move(labels)) {} |
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[2bb4a01] | 43 | |
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[3b0bc16] | 44 | Stmt(const Stmt & o) : ParseNode(o), labels(o.labels) {} |
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[2bb4a01] | 45 | |
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[f3cc5b6] | 46 | const Stmt * accept( Visitor & v ) const override = 0; |
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[89a5a1f] | 47 | private: |
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[f3cc5b6] | 48 | Stmt * clone() const override = 0; |
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| 49 | MUTATE_FRIEND |
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[2bb4a01] | 50 | }; |
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| 51 | |
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[89a5a1f] | 52 | // Compound statement: { ... } |
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[2bb4a01] | 53 | class CompoundStmt final : public Stmt { |
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[89a5a1f] | 54 | public: |
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[2bb4a01] | 55 | std::list<ptr<Stmt>> kids; |
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| 56 | |
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[6180274] | 57 | CompoundStmt(const CodeLocation & loc, const std::list<ptr<Stmt>> && ks = {}, const std::vector<Label> && labels = {} ) |
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[89a5a1f] | 58 | : Stmt(loc, std::move(labels)), kids(std::move(ks)) {} |
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[2bb4a01] | 59 | |
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[3b0bc16] | 60 | CompoundStmt( const CompoundStmt & o ); |
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| 61 | CompoundStmt( CompoundStmt && o ) = default; |
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[2bb4a01] | 62 | |
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[b8524ca] | 63 | void push_back( const Stmt * s ) { kids.emplace_back( s ); } |
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| 64 | void push_front( const Stmt * s ) { kids.emplace_front( s ); } |
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[2bb4a01] | 65 | |
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[f3cc5b6] | 66 | const CompoundStmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 67 | private: |
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[f3cc5b6] | 68 | CompoundStmt * clone() const override { return new CompoundStmt{ *this }; } |
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| 69 | MUTATE_FRIEND |
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[2bb4a01] | 70 | }; |
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| 71 | |
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[89a5a1f] | 72 | // Empty statment: ; |
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[2bb4a01] | 73 | class NullStmt final : public Stmt { |
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[89a5a1f] | 74 | public: |
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[6180274] | 75 | NullStmt( const CodeLocation & loc, const std::vector<Label> && labels = {} ) |
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[89a5a1f] | 76 | : Stmt(loc, std::move(labels)) {} |
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[2bb4a01] | 77 | |
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[f3cc5b6] | 78 | const NullStmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 79 | private: |
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[f3cc5b6] | 80 | NullStmt * clone() const override { return new NullStmt{ *this }; } |
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| 81 | MUTATE_FRIEND |
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[2bb4a01] | 82 | }; |
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| 83 | |
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[89a5a1f] | 84 | // Expression wrapped by statement |
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[2bb4a01] | 85 | class ExprStmt final : public Stmt { |
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[89a5a1f] | 86 | public: |
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[2bb4a01] | 87 | ptr<Expr> expr; |
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| 88 | |
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[6180274] | 89 | ExprStmt( const CodeLocation & loc, const Expr* e, const std::vector<Label> && labels = {} ) |
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[89a5a1f] | 90 | : Stmt(loc, std::move(labels)), expr(e) {} |
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[2bb4a01] | 91 | |
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[f3cc5b6] | 92 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 93 | private: |
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[23f99e1] | 94 | ExprStmt * clone() const override { return new ExprStmt{ *this }; } |
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[f3cc5b6] | 95 | MUTATE_FRIEND |
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[2bb4a01] | 96 | }; |
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| 97 | |
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[89a5a1f] | 98 | // Assembly statement: asm ... ( "..." : ... ) |
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[1e97287] | 99 | class AsmStmt final : public Stmt { |
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[89a5a1f] | 100 | public: |
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[1e97287] | 101 | bool isVolatile; |
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| 102 | ptr<Expr> instruction; |
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| 103 | std::vector<ptr<Expr>> output, input; |
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| 104 | std::vector<ptr<ConstantExpr>> clobber; |
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| 105 | std::vector<Label> gotoLabels; |
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| 106 | |
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[f3cc5b6] | 107 | AsmStmt( const CodeLocation & loc, bool isVolatile, const Expr * instruction, |
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[6180274] | 108 | const std::vector<ptr<Expr>> && output, const std::vector<ptr<Expr>> && input, |
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| 109 | const std::vector<ptr<ConstantExpr>> && clobber, const std::vector<Label> && gotoLabels, |
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| 110 | const std::vector<Label> && labels = {}) |
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[89a5a1f] | 111 | : Stmt(loc, std::move(labels)), isVolatile(isVolatile), instruction(instruction), |
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| 112 | output(std::move(output)), input(std::move(input)), clobber(std::move(clobber)), |
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| 113 | gotoLabels(std::move(gotoLabels)) {} |
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[1e97287] | 114 | |
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[f3cc5b6] | 115 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 116 | private: |
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[f3cc5b6] | 117 | AsmStmt * clone() const override { return new AsmStmt{ *this }; } |
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| 118 | MUTATE_FRIEND |
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[1e97287] | 119 | }; |
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| 120 | |
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[89a5a1f] | 121 | // C-preprocessor directive: #... |
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[1e97287] | 122 | class DirectiveStmt final : public Stmt { |
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[89a5a1f] | 123 | public: |
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[1e97287] | 124 | std::string directive; |
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| 125 | |
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[f3cc5b6] | 126 | DirectiveStmt( const CodeLocation & loc, const std::string & directive, |
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[89a5a1f] | 127 | std::vector<Label> && labels = {} ) |
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| 128 | : Stmt(loc, std::move(labels)), directive(directive) {} |
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[1e97287] | 129 | |
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[f3cc5b6] | 130 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 131 | private: |
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[f3cc5b6] | 132 | DirectiveStmt * clone() const override { return new DirectiveStmt{ *this }; } |
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| 133 | MUTATE_FRIEND |
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[1e97287] | 134 | }; |
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| 135 | |
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[89a5a1f] | 136 | // If statement: if (...) ... else ... |
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[1e97287] | 137 | class IfStmt final : public Stmt { |
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[89a5a1f] | 138 | public: |
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[1e97287] | 139 | ptr<Expr> cond; |
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[3b0bc16] | 140 | ptr<Stmt> then; |
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| 141 | ptr<Stmt> else_; |
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[1e97287] | 142 | std::vector<ptr<Stmt>> inits; |
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| 143 | |
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[3b0bc16] | 144 | IfStmt( const CodeLocation & loc, const Expr * cond, const Stmt * then, |
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[6180274] | 145 | const Stmt * else_ = nullptr, const std::vector<ptr<Stmt>> && inits = {}, |
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| 146 | const std::vector<Label> && labels = {} ) |
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[3b0bc16] | 147 | : Stmt(loc, std::move(labels)), cond(cond), then(then), else_(else_), |
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[89a5a1f] | 148 | inits(std::move(inits)) {} |
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[1e97287] | 149 | |
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[f3cc5b6] | 150 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 151 | private: |
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[f3cc5b6] | 152 | IfStmt * clone() const override { return new IfStmt{ *this }; } |
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| 153 | MUTATE_FRIEND |
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[1e97287] | 154 | }; |
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| 155 | |
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[89a5a1f] | 156 | // Switch or choose statement: switch (...) { ... } |
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[1e97287] | 157 | class SwitchStmt final : public Stmt { |
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[89a5a1f] | 158 | public: |
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[1e97287] | 159 | ptr<Expr> cond; |
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| 160 | std::vector<ptr<Stmt>> stmts; |
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| 161 | |
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[6180274] | 162 | SwitchStmt( const CodeLocation & loc, const Expr * cond, const std::vector<ptr<Stmt>> && stmts, |
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| 163 | const std::vector<Label> && labels = {} ) |
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[89a5a1f] | 164 | : Stmt(loc, std::move(labels)), cond(cond), stmts(std::move(stmts)) {} |
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[1e97287] | 165 | |
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[f3cc5b6] | 166 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 167 | private: |
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[f3cc5b6] | 168 | SwitchStmt * clone() const override { return new SwitchStmt{ *this }; } |
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| 169 | MUTATE_FRIEND |
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[1e97287] | 170 | }; |
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| 171 | |
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[89a5a1f] | 172 | // Case label: case ...: or default: |
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[1e97287] | 173 | class CaseStmt final : public Stmt { |
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[89a5a1f] | 174 | public: |
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| 175 | // Null for the default label. |
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[1e97287] | 176 | ptr<Expr> cond; |
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| 177 | std::vector<ptr<Stmt>> stmts; |
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| 178 | |
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[6180274] | 179 | CaseStmt( const CodeLocation & loc, const Expr * cond, const std::vector<ptr<Stmt>> && stmts, |
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| 180 | const std::vector<Label> && labels = {} ) |
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[89a5a1f] | 181 | : Stmt(loc, std::move(labels)), cond(cond), stmts(std::move(stmts)) {} |
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[1e97287] | 182 | |
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[675d816] | 183 | bool isDefault() const { return !cond; } |
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[1e97287] | 184 | |
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[f3cc5b6] | 185 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 186 | private: |
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[f3cc5b6] | 187 | CaseStmt * clone() const override { return new CaseStmt{ *this }; } |
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| 188 | MUTATE_FRIEND |
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[1e97287] | 189 | }; |
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| 190 | |
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[89a5a1f] | 191 | // While loop: while (...) ... else ... or do ... while (...) else ...; |
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[3b0bc16] | 192 | class WhileDoStmt final : public Stmt { |
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[89a5a1f] | 193 | public: |
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[1e97287] | 194 | ptr<Expr> cond; |
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| 195 | ptr<Stmt> body; |
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[3b0bc16] | 196 | ptr<Stmt> else_; |
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[1e97287] | 197 | std::vector<ptr<Stmt>> inits; |
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| 198 | bool isDoWhile; |
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| 199 | |
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[3b0bc16] | 200 | WhileDoStmt( const CodeLocation & loc, const Expr * cond, const Stmt * body, |
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[6180274] | 201 | const std::vector<ptr<Stmt>> && inits, bool isDoWhile = false, const std::vector<Label> && labels = {} ) |
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[3b0bc16] | 202 | : Stmt(loc, std::move(labels)), cond(cond), body(body), else_(nullptr), inits(std::move(inits)), isDoWhile(isDoWhile) {} |
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| 203 | |
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| 204 | WhileDoStmt( const CodeLocation & loc, const Expr * cond, const Stmt * body, const Stmt * else_, |
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[6180274] | 205 | const std::vector<ptr<Stmt>> && inits, bool isDoWhile = false, const std::vector<Label> && labels = {} ) |
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[3b0bc16] | 206 | : Stmt(loc, std::move(labels)), cond(cond), body(body), else_(else_), inits(std::move(inits)), isDoWhile(isDoWhile) {} |
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[1e97287] | 207 | |
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[f3cc5b6] | 208 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 209 | private: |
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[3b0bc16] | 210 | WhileDoStmt * clone() const override { return new WhileDoStmt{ *this }; } |
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[f3cc5b6] | 211 | MUTATE_FRIEND |
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[1e97287] | 212 | }; |
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| 213 | |
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[89a5a1f] | 214 | // For loop: for (... ; ... ; ...) ... else ... |
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[1e97287] | 215 | class ForStmt final : public Stmt { |
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[89a5a1f] | 216 | public: |
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[1e97287] | 217 | std::vector<ptr<Stmt>> inits; |
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| 218 | ptr<Expr> cond; |
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[8a5530c] | 219 | ptr<Expr> inc; |
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[1e97287] | 220 | ptr<Stmt> body; |
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[3b0bc16] | 221 | ptr<Stmt> else_; |
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| 222 | |
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[6180274] | 223 | ForStmt( const CodeLocation & loc, const std::vector<ptr<Stmt>> && inits, const Expr * cond, |
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| 224 | const Expr * inc, const Stmt * body, const std::vector<Label> && label = {} ) |
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[3b0bc16] | 225 | : Stmt(loc, std::move(label)), inits(std::move(inits)), cond(cond), inc(inc), body(body), else_(nullptr) {} |
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[1e97287] | 226 | |
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[6180274] | 227 | ForStmt( const CodeLocation & loc, const std::vector<ptr<Stmt>> && inits, const Expr * cond, |
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| 228 | const Expr * inc, const Stmt * body, const Stmt * else_, const std::vector<Label> && labels = {} ) |
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[3b0bc16] | 229 | : Stmt(loc, std::move(labels)), inits(std::move(inits)), cond(cond), inc(inc), body(body), else_(else_) {} |
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[1e97287] | 230 | |
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[f3cc5b6] | 231 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 232 | private: |
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[f3cc5b6] | 233 | ForStmt * clone() const override { return new ForStmt{ *this }; } |
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| 234 | MUTATE_FRIEND |
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[1e97287] | 235 | }; |
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| 236 | |
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[89a5a1f] | 237 | // Branch control flow statement: goto ... or break or continue or fallthru |
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[1e97287] | 238 | class BranchStmt final : public Stmt { |
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[89a5a1f] | 239 | public: |
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[1e97287] | 240 | enum Kind { Goto, Break, Continue, FallThrough, FallThroughDefault }; |
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| 241 | static constexpr size_t kindEnd = 1 + (size_t)FallThroughDefault; |
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| 242 | |
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| 243 | const Label originalTarget; |
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| 244 | Label target; |
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| 245 | ptr<Expr> computedTarget; |
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| 246 | Kind kind; |
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| 247 | |
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[6180274] | 248 | BranchStmt( const CodeLocation & loc, Kind kind, Label target, const std::vector<Label> && labels = {} ); |
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| 249 | BranchStmt( const CodeLocation & loc, const Expr * computedTarget, const std::vector<Label> && labels = {} ) |
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| 250 | : Stmt(loc, std::move(labels)), originalTarget(loc), target(loc), computedTarget(computedTarget), kind(Goto) {} |
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[1e97287] | 251 | |
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[94b1f718] | 252 | const char * kindName() const { return kindNames[kind]; } |
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[1e97287] | 253 | |
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[f3cc5b6] | 254 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 255 | private: |
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[f3cc5b6] | 256 | BranchStmt * clone() const override { return new BranchStmt{ *this }; } |
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| 257 | MUTATE_FRIEND |
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[8a5530c] | 258 | |
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[1e97287] | 259 | static const char * kindNames[kindEnd]; |
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| 260 | }; |
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| 261 | |
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[89a5a1f] | 262 | // Return statement: return ... |
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[1e97287] | 263 | class ReturnStmt final : public Stmt { |
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[89a5a1f] | 264 | public: |
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[1e97287] | 265 | ptr<Expr> expr; |
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| 266 | |
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[6180274] | 267 | ReturnStmt( const CodeLocation & loc, const Expr * expr, const std::vector<Label> && labels = {} ) |
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[89a5a1f] | 268 | : Stmt(loc, std::move(labels)), expr(expr) {} |
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[1e97287] | 269 | |
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[f3cc5b6] | 270 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 271 | private: |
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[f3cc5b6] | 272 | ReturnStmt * clone() const override { return new ReturnStmt{ *this }; } |
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| 273 | MUTATE_FRIEND |
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[1e97287] | 274 | }; |
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| 275 | |
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[89a5a1f] | 276 | // Kind of exception |
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[6f4b7f2] | 277 | enum ExceptionKind { Terminate, Resume }; |
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| 278 | |
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[89a5a1f] | 279 | // Throw statement: throw ... |
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[1e97287] | 280 | class ThrowStmt final : public Stmt { |
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[89a5a1f] | 281 | public: |
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[1e97287] | 282 | ptr<Expr> expr; |
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| 283 | ptr<Expr> target; |
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[6f4b7f2] | 284 | ExceptionKind kind; |
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[1e97287] | 285 | |
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[6180274] | 286 | ThrowStmt( const CodeLocation & loc, ExceptionKind kind, const Expr * expr, |
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| 287 | const Expr * target, const std::vector<Label> && labels = {} ) |
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[89a5a1f] | 288 | : Stmt(loc, std::move(labels)), expr(expr), target(target), kind(kind) {} |
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[1e97287] | 289 | |
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[f3cc5b6] | 290 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 291 | private: |
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[f3cc5b6] | 292 | ThrowStmt * clone() const override { return new ThrowStmt{ *this }; } |
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| 293 | MUTATE_FRIEND |
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[1e97287] | 294 | }; |
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| 295 | |
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[89a5a1f] | 296 | // Try statement: try { ... } ... |
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[1e97287] | 297 | class TryStmt final : public Stmt { |
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[89a5a1f] | 298 | public: |
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[1e97287] | 299 | ptr<CompoundStmt> body; |
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| 300 | std::vector<ptr<CatchStmt>> handlers; |
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| 301 | ptr<FinallyStmt> finally; |
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| 302 | |
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[6180274] | 303 | TryStmt( const CodeLocation & loc, const CompoundStmt * body, |
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| 304 | const std::vector<ptr<CatchStmt>> && handlers, const FinallyStmt * finally, |
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| 305 | const std::vector<Label> && labels = {} ) |
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[89a5a1f] | 306 | : Stmt(loc, std::move(labels)), body(body), handlers(std::move(handlers)), finally(finally) {} |
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[1e97287] | 307 | |
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[f3cc5b6] | 308 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 309 | private: |
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[f3cc5b6] | 310 | TryStmt * clone() const override { return new TryStmt{ *this }; } |
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| 311 | MUTATE_FRIEND |
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[1e97287] | 312 | }; |
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| 313 | |
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[89a5a1f] | 314 | // Catch clause of try statement |
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[1e97287] | 315 | class CatchStmt final : public Stmt { |
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[89a5a1f] | 316 | public: |
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[1e97287] | 317 | ptr<Decl> decl; |
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| 318 | ptr<Expr> cond; |
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| 319 | ptr<Stmt> body; |
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[6f4b7f2] | 320 | ExceptionKind kind; |
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[1e97287] | 321 | |
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[6180274] | 322 | CatchStmt( const CodeLocation & loc, ExceptionKind kind, const Decl * decl, const Expr * cond, |
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| 323 | const Stmt * body, const std::vector<Label> && labels = {} ) |
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[89a5a1f] | 324 | : Stmt(loc, std::move(labels)), decl(decl), cond(cond), body(body), kind(kind) {} |
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[1e97287] | 325 | |
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[f3cc5b6] | 326 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 327 | private: |
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[f3cc5b6] | 328 | CatchStmt * clone() const override { return new CatchStmt{ *this }; } |
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| 329 | MUTATE_FRIEND |
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[1e97287] | 330 | }; |
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| 331 | |
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[89a5a1f] | 332 | // Finally clause of try statement |
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[1e97287] | 333 | class FinallyStmt final : public Stmt { |
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[89a5a1f] | 334 | public: |
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[1e97287] | 335 | ptr<CompoundStmt> body; |
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| 336 | |
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[f3cc5b6] | 337 | FinallyStmt( const CodeLocation & loc, const CompoundStmt * body, |
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[89a5a1f] | 338 | std::vector<Label> && labels = {} ) |
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| 339 | : Stmt(loc, std::move(labels)), body(body) {} |
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[1e97287] | 340 | |
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[f3cc5b6] | 341 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 342 | private: |
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[f3cc5b6] | 343 | FinallyStmt * clone() const override { return new FinallyStmt{ *this }; } |
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| 344 | MUTATE_FRIEND |
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[1e97287] | 345 | }; |
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[2bb4a01] | 346 | |
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[89a5a1f] | 347 | // Suspend statement |
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[37cdd97] | 348 | class SuspendStmt final : public Stmt { |
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[89a5a1f] | 349 | public: |
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[37cdd97] | 350 | ptr<CompoundStmt> then; |
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| 351 | enum Type { None, Coroutine, Generator } type = None; |
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| 352 | |
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[6180274] | 353 | SuspendStmt( const CodeLocation & loc, const CompoundStmt * then, Type type, const std::vector<Label> && labels = {} ) |
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[89a5a1f] | 354 | : Stmt(loc, std::move(labels)), then(then), type(type) {} |
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[37cdd97] | 355 | |
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| 356 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 357 | private: |
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[37cdd97] | 358 | SuspendStmt * clone() const override { return new SuspendStmt{ *this }; } |
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| 359 | MUTATE_FRIEND |
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| 360 | }; |
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| 361 | |
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[89a5a1f] | 362 | // Waitfor statement: when (...) waitfor (... , ...) ... timeout(...) ... else ... |
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[1e97287] | 363 | class WaitForStmt final : public Stmt { |
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[89a5a1f] | 364 | public: |
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[1e97287] | 365 | struct Target { |
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[e0016a5] | 366 | ptr<Expr> func; |
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| 367 | std::vector<ptr<Expr>> args; |
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[1e97287] | 368 | }; |
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| 369 | |
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| 370 | struct Clause { |
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| 371 | Target target; |
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| 372 | ptr<Stmt> stmt; |
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| 373 | ptr<Expr> cond; |
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| 374 | }; |
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| 375 | |
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| 376 | struct Timeout { |
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| 377 | ptr<Expr> time; |
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| 378 | ptr<Stmt> stmt; |
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| 379 | ptr<Expr> cond; |
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| 380 | }; |
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| 381 | |
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| 382 | struct OrElse { |
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| 383 | ptr<Stmt> stmt; |
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| 384 | ptr<Expr> cond; |
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| 385 | }; |
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| 386 | |
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| 387 | std::vector<Clause> clauses; |
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| 388 | Timeout timeout; |
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| 389 | OrElse orElse; |
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| 390 | |
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[6180274] | 391 | WaitForStmt( const CodeLocation & loc, const std::vector<Label> && labels = {} ) |
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[89a5a1f] | 392 | : Stmt(loc, std::move(labels)) {} |
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[1e97287] | 393 | |
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[f3cc5b6] | 394 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 395 | private: |
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[f3cc5b6] | 396 | WaitForStmt * clone() const override { return new WaitForStmt{ *this }; } |
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| 397 | MUTATE_FRIEND |
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[1e97287] | 398 | }; |
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| 399 | |
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[89a5a1f] | 400 | // Any declaration in a (compound) statement. |
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[1e97287] | 401 | class DeclStmt final : public Stmt { |
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[89a5a1f] | 402 | public: |
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[1e97287] | 403 | ptr<Decl> decl; |
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| 404 | |
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[6180274] | 405 | DeclStmt( const CodeLocation & loc, const Decl * decl, const std::vector<Label> && labels = {} ) |
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[89a5a1f] | 406 | : Stmt(loc, std::move(labels)), decl(decl) {} |
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[1e97287] | 407 | |
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[f3cc5b6] | 408 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 409 | private: |
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[f3cc5b6] | 410 | DeclStmt * clone() const override { return new DeclStmt{ *this }; } |
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| 411 | MUTATE_FRIEND |
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[1e97287] | 412 | }; |
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| 413 | |
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[89a5a1f] | 414 | // Represents an implicit application of a constructor or destructor. |
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[1e97287] | 415 | class ImplicitCtorDtorStmt final : public Stmt { |
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[89a5a1f] | 416 | public: |
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[c570806] | 417 | ptr<Stmt> callStmt; |
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[1e97287] | 418 | |
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[f3cc5b6] | 419 | ImplicitCtorDtorStmt( const CodeLocation & loc, const Stmt * callStmt, |
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[89a5a1f] | 420 | std::vector<Label> && labels = {} ) |
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| 421 | : Stmt(loc, std::move(labels)), callStmt(callStmt) {} |
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[1e97287] | 422 | |
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[f3cc5b6] | 423 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 424 | private: |
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[f3cc5b6] | 425 | ImplicitCtorDtorStmt * clone() const override { return new ImplicitCtorDtorStmt{ *this }; } |
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| 426 | MUTATE_FRIEND |
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[1e97287] | 427 | }; |
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[2bb4a01] | 428 | |
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[89a5a1f] | 429 | // Mutex Statement |
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[6cebfef] | 430 | class MutexStmt final : public Stmt { |
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[89a5a1f] | 431 | public: |
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[6cebfef] | 432 | ptr<Stmt> stmt; |
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| 433 | std::vector<ptr<Expr>> mutexObjs; |
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| 434 | |
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| 435 | MutexStmt( const CodeLocation & loc, const Stmt * stmt, |
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[6180274] | 436 | const std::vector<ptr<Expr>> && mutexes, const std::vector<Label> && labels = {} ) |
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[89a5a1f] | 437 | : Stmt(loc, std::move(labels)), stmt(stmt), mutexObjs(std::move(mutexes)) {} |
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[6cebfef] | 438 | |
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| 439 | const Stmt * accept( Visitor & v ) const override { return v.visit( this ); } |
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[89a5a1f] | 440 | private: |
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[6cebfef] | 441 | MutexStmt * clone() const override { return new MutexStmt{ *this }; } |
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| 442 | MUTATE_FRIEND |
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| 443 | }; |
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[89a5a1f] | 444 | } // namespace ast |
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[2bb4a01] | 445 | |
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[f3cc5b6] | 446 | #undef MUTATE_FRIEND |
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| 447 | |
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[2bb4a01] | 448 | // Local Variables: // |
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| 449 | // mode: c++ // |
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[1e97287] | 450 | // End: // |
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