WatchPoint.hh

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#ifndef WATCHPOINT_HH
#define WATCHPOINT_HH

#include "BreakPointBase.hh"
#include <cassert>

namespace openmsx {

class WatchPoint : public BreakPointBase
{
public:
        enum Type { READ_IO, WRITE_IO, READ_MEM, WRITE_MEM };

        WatchPoint(TclObject command_, TclObject condition_,
                   Type type_, unsigned beginAddr_, unsigned endAddr_,
                   bool once_, unsigned newId = -1)
                : BreakPointBase(command_, condition_, once_)
                , id((newId == unsigned(-1)) ? ++lastId : newId)
                , beginAddr(beginAddr_), endAddr(endAddr_), type(type_)
        {
                assert(beginAddr <= endAddr);
        }

        virtual ~WatchPoint() = default; // needed for dynamic_cast

        unsigned getId()           const { return id; }
        Type     getType()         const { return type; }
        unsigned getBeginAddress() const { return beginAddr; }
        unsigned getEndAddress()   const { return endAddr; }

private:
        unsigned id;
        unsigned beginAddr;
        unsigned endAddr;
        Type type;

        static inline unsigned lastId = 0;
};

} // namespace openmsx

#endif