| 1 | //
 | 
|---|
| 2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
 | 
|---|
| 3 | //
 | 
|---|
| 4 | // The contents of this file are covered under the licence agreement in the
 | 
|---|
| 5 | // file "LICENCE" distributed with Cforall.
 | 
|---|
| 6 | //
 | 
|---|
| 7 | // Attribute.hpp --
 | 
|---|
| 8 | //
 | 
|---|
| 9 | // Author           : Aaron B. Moss
 | 
|---|
| 10 | // Created On       : Fri May 10 10:30:00 2019
 | 
|---|
| 11 | // Last Modified By : Peter A. Buhr
 | 
|---|
| 12 | // Created On       : Fri May 10 10:30:00 2019
 | 
|---|
| 13 | // Update Count     : 2
 | 
|---|
| 14 | //
 | 
|---|
| 15 | 
 | 
|---|
| 16 | #pragma once
 | 
|---|
| 17 | 
 | 
|---|
| 18 | #include <string>
 | 
|---|
| 19 | #include <vector>
 | 
|---|
| 20 | 
 | 
|---|
| 21 | #include "Fwd.hpp"
 | 
|---|
| 22 | #include "Node.hpp"     // for ptr
 | 
|---|
| 23 | #include "Visitor.hpp"
 | 
|---|
| 24 | 
 | 
|---|
| 25 | namespace ast {
 | 
|---|
| 26 | 
 | 
|---|
| 27 | class Expr;
 | 
|---|
| 28 | 
 | 
|---|
| 29 | /// An entry in an attribute list: `__attribute__(( ... ))`
 | 
|---|
| 30 | class Attribute final : public Node {
 | 
|---|
| 31 | public:
 | 
|---|
| 32 |         std::string name;
 | 
|---|
| 33 |         std::vector<ptr<Expr>> params;
 | 
|---|
| 34 | 
 | 
|---|
| 35 |         Attribute( const std::string & name = "", std::vector<ptr<Expr>> && params = {})
 | 
|---|
| 36 |                 : name( name ), params( params ) {}
 | 
|---|
| 37 |         virtual ~Attribute() = default;
 | 
|---|
| 38 | 
 | 
|---|
| 39 |         bool empty() const { return name.empty(); }
 | 
|---|
| 40 | 
 | 
|---|
| 41 |         /// strip leading/trailing underscores and lowercase
 | 
|---|
| 42 |         std::string normalizedName() const;
 | 
|---|
| 43 | 
 | 
|---|
| 44 |         /// true iff this attribute is allowed to appear attached to a function parameter
 | 
|---|
| 45 |         bool isValidOnFuncParam() const;
 | 
|---|
| 46 | 
 | 
|---|
| 47 |         const Attribute * accept( Visitor & v ) const override { return v.visit( this ); }
 | 
|---|
| 48 | private:
 | 
|---|
| 49 |         Attribute * clone() const override { return new Attribute{ *this }; }
 | 
|---|
| 50 | 
 | 
|---|
| 51 |         /// Must be copied in ALL derived classes
 | 
|---|
| 52 |         template<typename node_t>
 | 
|---|
| 53 |         friend node_t * mutate(const node_t * node);
 | 
|---|
| 54 |         template<typename node_t>
 | 
|---|
| 55 |     friend node_t * shallowCopy(const node_t * node);
 | 
|---|
| 56 | };
 | 
|---|
| 57 | 
 | 
|---|
| 58 | }
 | 
|---|
| 59 | 
 | 
|---|
| 60 | // Local Variables: //
 | 
|---|
| 61 | // tab-width: 4 //
 | 
|---|
| 62 | // mode: c++ //
 | 
|---|
| 63 | // compile-command: "make install" //
 | 
|---|
| 64 | // End: //
 | 
|---|