source: src/Parser/InitializerNode.cc @ 7261e3c

//
// 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.
//
// InitializerNode.cc --
//
// Author           : Rodolfo G. Esteves
// Created On       : Sat May 16 13:20:24 2015
// Last Modified By : Peter A. Buhr
// Last Modified On : Fri Jul 28 23:27:20 2017
// Update Count     : 26
//

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

using namespace std;

#include "Common/SemanticError.h"  // for SemanticError
#include "Common/utility.h"        // for maybeBuild
#include "ParseNode.h"             // for InitializerNode, ExpressionNode
#include "SynTree/Expression.h"    // for Expression
#include "SynTree/Initializer.h"   // for Initializer, ListInit, SingleInit

InitializerNode::InitializerNode( ExpressionNode * _expr, bool aggrp, ExpressionNode * des )
                : expr( _expr ), aggregate( aggrp ), designator( des ), kids( nullptr ), maybeConstructed( true ), isDelete( false ) {
        if ( aggrp )
                kids = dynamic_cast< InitializerNode * >( get_next() );

        if ( kids )
                set_last( nullptr );
} // InitializerNode::InitializerNode

InitializerNode::InitializerNode( InitializerNode * init, bool aggrp, ExpressionNode * des )
                : expr( nullptr ), aggregate( aggrp ), designator( des ), kids( nullptr ), maybeConstructed( true ), isDelete( false ) {
        if ( init )
                set_last( init );

        if ( aggrp )
                kids = dynamic_cast< InitializerNode * >( get_next() );

        if ( kids )
                set_next( nullptr );
} // InitializerNode::InitializerNode

InitializerNode::InitializerNode( bool isDelete ) : expr( nullptr ), aggregate( false ), designator( nullptr ), kids( nullptr ), maybeConstructed( false ), isDelete( isDelete ) {}

InitializerNode::~InitializerNode() {
        delete expr;
        delete designator;
        delete kids;
} // InitializerNode::~InitializerNode

void InitializerNode::print( std::ostream &os, int indent ) const {
        os << std::string( indent, ' ' ) << "Initializer expression" << std::endl;
} // InitializerNode::print

void InitializerNode::printOneLine( std::ostream &os ) const {
        if ( ! aggregate ) {
                if ( designator ) {
                        os << "designated by: (";
                        ExpressionNode *curdes = designator;
                        while ( curdes != nullptr) {
                                curdes->printOneLine(os);
                                curdes = (ExpressionNode *)(curdes->get_next());
                                if ( curdes ) os << ", ";
                        } // while
                        os << ")";
                } // if
                if ( expr ) expr->printOneLine( os );
        } else {  // It's an aggregate
                os << "[--";
                if ( next_init() != nullptr )
                        next_init()->printOneLine( os );
                if (aggregate) os << "--]";
        } // if

        InitializerNode *moreInit;
        if ( (moreInit = dynamic_cast< InitializerNode * >( get_next() ) ) ) {
                moreInit->printOneLine( os );
        } // if
} // InitializerNode::printOneLine

Initializer * InitializerNode::build() const {
        assertf( ! isDelete, "Should not build delete stmt InitializerNode" );
        if ( aggregate ) {
                // steal designators from children
                std::list< Designation * > designlist;
                InitializerNode * child = next_init();
                for ( ; child != nullptr; child = dynamic_cast< InitializerNode * >( child->get_next() ) ) {
                        std::list< Expression * > desList;
                        buildList< Expression, ExpressionNode >( child->designator, desList );
                        designlist.push_back( new Designation( desList ) );
                } // for
                std::list< Initializer * > initlist;
                buildList< Initializer, InitializerNode >( next_init(), initlist );
                return new ListInit( initlist, designlist, maybeConstructed );
        } else {
                if ( get_expression() ) {
                        return new SingleInit( maybeBuild< Expression >( get_expression() ), maybeConstructed );
                } // if
        } // if
        return nullptr;
} // InitializerNode::build

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