[0dd3a2f] | 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 | // |
---|
[62423350] | 7 | // Constant.h -- |
---|
[0dd3a2f] | 8 | // |
---|
| 9 | // Author : Richard C. Bilson |
---|
| 10 | // Created On : Mon May 18 07:44:20 2015 |
---|
[6b0b624] | 11 | // Last Modified By : Peter A. Buhr |
---|
| 12 | // Last Modified On : Sat Jul 22 09:54:46 2017 |
---|
| 13 | // Update Count : 17 |
---|
[0dd3a2f] | 14 | // |
---|
[51b7345] | 15 | |
---|
[6b0b624] | 16 | #pragma once |
---|
[51b7345] | 17 | |
---|
[ea6332d] | 18 | #include <iosfwd> // for ostream |
---|
| 19 | #include <string> // for string |
---|
| 20 | |
---|
[3c398b6] | 21 | #include "BaseSyntaxNode.h" |
---|
[ea6332d] | 22 | #include "Mutator.h" // for Mutator |
---|
| 23 | #include "Visitor.h" // for Visitor |
---|
| 24 | |
---|
| 25 | class Type; |
---|
[51b7345] | 26 | |
---|
[3c398b6] | 27 | class Constant : public BaseSyntaxNode { |
---|
[0dd3a2f] | 28 | public: |
---|
[d56e5bc] | 29 | Constant( Type * type, std::string rep, unsigned long long val ); |
---|
| 30 | Constant( Type * type, std::string rep, double val ); |
---|
| 31 | Constant( const Constant & other ); |
---|
[68f9c43] | 32 | |
---|
[3c398b6] | 33 | virtual Constant * clone() const { return new Constant( *this ); } |
---|
| 34 | |
---|
[d56e5bc] | 35 | Type * get_type() { return type; } |
---|
| 36 | void set_type( Type * newValue ) { type = newValue; } |
---|
| 37 | std::string & get_value() { return rep; } |
---|
| 38 | void set_value( std::string newValue ) { rep = newValue; } |
---|
[62423350] | 39 | unsigned long long get_ival() const; |
---|
| 40 | double get_dval() const; |
---|
[0dd3a2f] | 41 | |
---|
[2c37f34] | 42 | /// generates a boolean constant of the given bool |
---|
| 43 | static Constant from_bool( bool b ); |
---|
[a2dbad10] | 44 | /// generates a char constant of the given char |
---|
| 45 | static Constant from_char( char c ); |
---|
[9d7b3ea] | 46 | /// generates an integer constant of the given int |
---|
[cb4c607] | 47 | static Constant from_int( int i ); |
---|
[9d7b3ea] | 48 | /// generates an integer constant of the given unsigned long int |
---|
[cb4c607] | 49 | static Constant from_ulong( unsigned long i ); |
---|
[9d7b3ea] | 50 | /// generates a floating point constant of the given double |
---|
[cb4c607] | 51 | static Constant from_double( double d ); |
---|
[9d7b3ea] | 52 | |
---|
[6ea87486] | 53 | /// generates a null pointer value for the given type. void * if omitted. |
---|
| 54 | static Constant null( Type * ptrtype = nullptr ); |
---|
| 55 | |
---|
[d56e5bc] | 56 | virtual void accept( Visitor & v ) { v.visit( this ); } |
---|
| 57 | virtual Constant * acceptMutator( Mutator & m ) { return m.mutate( this ); } |
---|
[bb9d8e8] | 58 | virtual void print( std::ostream & os, Indenter indent = 0 ) const; |
---|
[0dd3a2f] | 59 | private: |
---|
[d56e5bc] | 60 | Type * type; |
---|
| 61 | std::string rep; |
---|
| 62 | union Val { |
---|
| 63 | unsigned long long ival; |
---|
| 64 | double dval; |
---|
| 65 | Val( unsigned long long ival ) : ival( ival ) {} |
---|
| 66 | Val( double dval ) : dval( dval ) {} |
---|
| 67 | } val; |
---|
[51b7345] | 68 | }; |
---|
| 69 | |
---|
[0dd3a2f] | 70 | // Local Variables: // |
---|
| 71 | // tab-width: 4 // |
---|
| 72 | // mode: c++ // |
---|
| 73 | // compile-command: "make install" // |
---|
| 74 | // End: // |
---|