source: src/SynTree/AggregateDecl.cc @ 716b62c

//
// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
//
// The contents of this file are covered under the licence agreement in the
// file "LICENCE" distributed with Cforall.
//
// AggregateDecl.cc --
//
// Author           : Richard C. Bilson
// Created On       : Sun May 17 23:56:39 2015
// Last Modified By : Peter A. Buhr
// Last Modified On : Mon Dec 16 15:07:20 2019
// Update Count     : 31
//

#include <list>                  // for list
#include <ostream>               // for operator<<, basic_ostream, ostream
#include <string>                // for operator<<, string, char_traits

#include "Attribute.h"           // for Attribute
#include "Common/utility.h"      // for printAll, cloneAll, deleteAll
#include "Declaration.h"         // for AggregateDecl, TypeDecl, Declaration
#include "Expression.h"
#include "Initializer.h"
#include "LinkageSpec.h"         // for Spec, linkageName, Cforall
#include "Type.h"                // for Type, Type::StorageClasses


// These must harmonize with the corresponding AggregateDecl::Aggregate enumerations.
static const char * aggregateNames[] = { "struct", "union", "enum", "exception", "trait", "generator", "coroutine", "monitor", "thread", "NoAggregateName" };

const char * AggregateDecl::aggrString( AggregateDecl::Aggregate aggr ) {
        return aggregateNames[aggr];
}

AggregateDecl::AggregateDecl( const std::string &name, const std::list< Attribute * > & attributes, LinkageSpec::Spec linkage ) : Parent( name, Type::StorageClasses(), linkage ), body( false ), attributes( attributes ) {
}

AggregateDecl::AggregateDecl( const AggregateDecl &other ) : Parent( other ) {
        cloneAll( other.members, members );
        cloneAll( other.parameters, parameters );
        cloneAll( other.attributes, attributes );
        body = other.body;
}

AggregateDecl::~AggregateDecl() {
        deleteAll( attributes );
        deleteAll( parameters );
        deleteAll( members );
}

void AggregateDecl::print( std::ostream &os, Indenter indent ) const {
        using std::string;
        using std::endl;

        os << typeString() << " " << name << ":";
        if ( get_linkage() != LinkageSpec::Cforall ) {
                os << " " << LinkageSpec::name( linkage );
        } // if
        os << " with body " << has_body();

        if ( ! parameters.empty() ) {
                os << endl << indent << "... with parameters" << endl;
                printAll( parameters, os, indent+1 );
        } // if
        if ( ! members.empty() ) {
                os << endl << indent << "... with members" << endl;
                printAll( members, os, indent+1 );
        } // if
        if ( ! attributes.empty() ) {
                os << endl << indent << "... with attributes" << endl;
                printAll( attributes, os, indent+1 );
        } // if
        os << endl;
}

void AggregateDecl::printShort( std::ostream &os, Indenter indent ) const {
        using std::string;
        using std::endl;

        os << typeString() << " " << name << " with body " << has_body() << endl;

        if ( ! parameters.empty() ) {
                os << indent << "... with parameters" << endl;
                printAll( parameters, os, indent+1 );
        } // if
}

const char * StructDecl::typeString() const { return aggrString( kind ); }

StructInstType * StructDecl::makeInst( std::list< Expression * > const & new_parameters ) {
        std::list< Expression * > copy_parameters;
        cloneAll( new_parameters, copy_parameters );
        return makeInst( copy( copy_parameters ) );
}

StructInstType * StructDecl::makeInst( std::list< Expression * > && new_parameters ) {
        assert( parameters.size() == new_parameters.size() );
        StructInstType * type = new StructInstType( noQualifiers, this );
        type->parameters = std::move( new_parameters );
        return type;
}

const char * UnionDecl::typeString() const { return aggrString( Union ); }

const char * EnumDecl::typeString() const { return aggrString( Enum ); }

const char * TraitDecl::typeString() const { return aggrString( Trait ); }

bool EnumDecl::valueOf( Declaration * enumerator, long long int & value ) {
        if ( enumValues.empty() ) {
                long long int currentValue = 0;
                for ( Declaration * member : members ) {
                        ObjectDecl * field = strict_dynamic_cast< ObjectDecl * >( member );
                        if ( field->init ) {
                                SingleInit * init = strict_dynamic_cast< SingleInit * >( field->init );
                                auto result = eval( init->value );
                                if ( ! result.second ) SemanticError( init->location, toString( "Non-constexpr in initialization of enumerator: ", field ) );
                                currentValue = result.first;
                        }
                        assertf( enumValues.count( field->name ) == 0, "Enum %s has multiple members with the name %s", name.c_str(), field->name.c_str() );
                        enumValues[ field->name ] = currentValue;
                        ++currentValue;
                }
        }
        if ( enumValues.count( enumerator->name ) ) {
                value = enumValues[ enumerator->name ];
                return true;
        }
        return false;
}

// Local Variables: //
// tab-width: 4 //
// mode: c++ //
// compile-command: "make install" //
// End: //