source: src/SynTree/AggregateDecl.cc@ b60f9d9

//
// 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 : Andrew Beach
// Last Modified On : Fri Aug  4 14:22:00 2017
// Update Count     : 22
//

#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 "Parser/LinkageSpec.h"  // for Spec, linkageName, Cforall
#include "Type.h"                // for Type, Type::StorageClasses


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;
}

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::linkageName( 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
}

std::string StructDecl::typeString() const { return "struct"; }

std::string UnionDecl::typeString() const { return "union"; }

std::string EnumDecl::typeString() const { return "enum"; }

std::string TraitDecl::typeString() const { return "trait"; }

namespace {
        long long int getConstValue( Expression * expr ) {
                if ( CastExpr * castExpr = dynamic_cast< CastExpr * > ( expr ) ) {
                        return getConstValue( castExpr->arg );
                } else if ( ConstantExpr * constExpr = dynamic_cast< ConstantExpr * >( expr ) ) {
                        return constExpr->intValue();
                // can be -1, +1, etc.
                // } else if ( UntypedExpr * untypedExpr = dynamic_cast< UntypedExpr * >( expr ) ) {
                //      if ( untypedExpr-> )
                } else {
                        assertf( false, "Unhandled expression type in getConstValue for enumerators: %s", toString( expr ).c_str() );
                }
        }
}

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 );
                                currentValue = getConstValue( init->value );
                        }
                        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: //