source: src/SynTree/Constant.h @ d67cdb7

aaron-thesisarm-ehcleanup-dtorsdeferred_resndemanglerjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprnew-envno_listpersistent-indexerresolv-newwith_gc
Last change on this file since d67cdb7 was d67cdb7, checked in by Peter A. Buhr <pabuhr@…>, 4 years ago

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File size: 2.1 KB
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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// Constant.h --
8//
9// Author           : Richard C. Bilson
10// Created On       : Mon May 18 07:44:20 2015
11// Last Modified By : Peter A. Buhr
12// Last Modified On : Sat Jul 22 09:54:46 2017
13// Update Count     : 17
14//
15
16#pragma once
17
18#include <iosfwd>     // for ostream
19#include <string>     // for string
20
21#include "Mutator.h"  // for Mutator
22#include "Visitor.h"  // for Visitor
23
24class Type;
25
26class Constant {
27  public:
28        Constant( Type * type, std::string rep, unsigned long long val );
29        Constant( Type * type, std::string rep, double val );
30        Constant( const Constant & other );
31        virtual ~Constant();
32
33        Type * get_type() { return type; }
34        void set_type( Type * newValue ) { type = newValue; }
35        std::string & get_value() { return rep; }
36        void set_value( std::string newValue ) { rep = newValue; }
37        unsigned long long get_ival() const;
38        double get_dval() const;
39
40        /// generates a boolean constant of the given bool
41        static Constant from_bool( bool b );
42        /// generates a char constant of the given char
43        static Constant from_char( char c );
44        /// generates an integer constant of the given int
45        static Constant from_int( int i );
46        /// generates an integer constant of the given unsigned long int
47        static Constant from_ulong( unsigned long i );
48        /// generates a floating point constant of the given double
49        static Constant from_double( double d );
50
51        /// generates a null pointer value for the given type. void * if omitted.
52        static Constant null( Type * ptrtype = nullptr );
53
54        virtual void accept( Visitor & v ) { v.visit( this ); }
55        virtual Constant * acceptMutator( Mutator & m ) { return m.mutate( this ); }
56        virtual void print( std::ostream & os ) const;
57  private:
58        Type * type;
59        std::string rep;
60        union Val {
61                unsigned long long ival;
62                double dval;
63                Val( unsigned long long ival ) : ival( ival ) {}
64                Val( double dval ) : dval( dval ) {}
65        } val;
66};
67
68// Local Variables: //
69// tab-width: 4 //
70// mode: c++ //
71// compile-command: "make install" //
72// End: //
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