/ray/src/vm/program.h

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/*
 * vm/program.h
 * 
 * VM program storage. 
 * 
 * Copyright (c) 2004 by Wolfgang Wieser ] wwieser (a) gmx <*> de [ 
 * 
 * This file may be distributed and/or modified under the terms of the 
 * GNU General Public License version 2 as published by the Free Software 
 * Foundation. (See COPYING.GPL for details.)
 * 
 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 * 
 */

#ifndef _VM_PROGRAM_H_
#define _VM_PROGRAM_H_ 1

#include <vm/vmconfig.h>    /* MUST be first */
#include <vm/instruction/storage.h>
#include <lib/tl/linkedlist.h>
#include <lib/lex/location.h>


namespace VM
{

class ProgramStorage
{
    public:
        class Function : 
            public LinkedListBase<Function>,
            public InstructionStorage
        {
            public:
                union {
                    SymRef symref;
                    NamespaceInfo::SymbolEntryE *se;
                };
                
                SCLocation loc;
                
            private:
                Function(const Function &);
                void operator=(const Function &);
            public:
                Function(SymRef _symref,const SCLocation &_loc,
                    PrgAdr prealloc_size=0);
                ~Function();
        };
    
    private:
        LinkedList<Function> flist;
        
    private:
        ProgramStorage(const ProgramStorage &);
        void operator=(const ProgramStorage &);
    public:
        ProgramStorage();
        ~ProgramStorage();
        
        inline Function *FirstFunction()
            {  return(flist.first());  }
        
        void AddFunction(Function *f);
};

}  // end of namespace VM

#endif  /* _VM_PROGRAM_H_ */

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