event.hh

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#ifndef __SYSTEMC_CORE_EVENT_HH__
#define __SYSTEMC_CORE_EVENT_HH__
 
#include <list>
#include <string>
#include <vector>
 
#include "sim/eventq.hh"
#include "systemc/core/list.hh"
#include "systemc/core/object.hh"
#include "systemc/core/process.hh"
#include "systemc/core/sched_event.hh"
#include "systemc/core/sensitivity.hh"
#include "systemc/ext/core/sc_prim.hh"
#include "systemc/ext/core/sc_time.hh"
 
namespace sc_core
{
 
class sc_event;
 
} // namespace sc_core
 
namespace sc_gem5
{
 
typedef std::vector<sc_core::sc_event *> Events;
 
class Sensitivity;
 
class Event
{
  public:
    Event(sc_core::sc_event *_sc_event, bool internal=false);
    Event(sc_core::sc_event *_sc_event, const char *_basename,
            bool internal=false);
 
    ~Event();
 
    sc_core::sc_event *sc_event() { return _sc_event; }
 
    const std::string &name() const;
    const std::string &basename() const;
    bool inHierarchy() const;
    sc_core::sc_object *getParentObject() const;
 
    void notify(StaticSensitivities &senses);
    void notify(DynamicSensitivities &senses);
 
    void notify();
    void notify(const sc_core::sc_time &t);
    void
    notify(double d, sc_core::sc_time_unit &u)
    {
        notify(sc_core::sc_time(d, u));
    }
    void notifyDelayed(const sc_core::sc_time &t);
    void cancel();
 
    bool triggered() const;
    uint64_t triggeredStamp() const { return _triggeredStamp; }
 
    static Event *
    getFromScEvent(sc_core::sc_event *e)
    {
        return e->_gem5_event;
    }
 
    static const Event *
    getFromScEvent(const sc_core::sc_event *e)
    {
        return e->_gem5_event;
    }
 
    void
    addSensitivity(StaticSensitivity *s) const
    {
        // Insert static sensitivities in reverse order to match Accellera's
        // implementation.
        auto &senses = s->ofMethod() ? staticSenseMethod : staticSenseThread;
        senses.insert(senses.begin(), s);
    }
    void
    delSensitivity(StaticSensitivity *s) const
    {
        auto &senses = s->ofMethod() ? staticSenseMethod : staticSenseThread;
        for (auto &t: senses) {
            if (t == s) {
                t = senses.back();
                senses.pop_back();
                break;
            }
        }
    }
    void
    addSensitivity(DynamicSensitivity *s) const
    {
        auto &senses = s->ofMethod() ? dynamicSenseMethod : dynamicSenseThread;
        senses.push_back(s);
    }
    void
    delSensitivity(DynamicSensitivity *s) const
    {
        auto &senses = s->ofMethod() ? dynamicSenseMethod : dynamicSenseThread;
        for (auto &t: senses) {
            if (t == s) {
                t = senses.back();
                senses.pop_back();
                break;
            }
        }
    }
 
    void clearParent();
 
  private:
    sc_core::sc_event *_sc_event;
 
    std::string _basename;
    std::string _name;
    bool _inHierarchy;
 
    sc_core::sc_object *parent;
 
    ScEvent delayedNotify;
    mutable uint64_t _triggeredStamp;
 
    mutable StaticSensitivities staticSenseMethod;
    mutable StaticSensitivities staticSenseThread;
    mutable DynamicSensitivities dynamicSenseMethod;
    mutable DynamicSensitivities dynamicSenseThread;
};
 
extern Events topLevelEvents;
extern Events allEvents;
 
EventsIt findEvent(const std::string &name);
 
} // namespace sc_gem5
 
#endif  //__SYSTEMC_CORE_EVENT_HH__