1/*
2 * Copyright (c) 2000-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Authors: Steve Reinhardt
29 * Nathan Binkert
30 * Steve Raasch
31 */
32
33#include <cassert>
34#include <iostream>
35#include <string>
36#include <vector>
37
38#include "base/misc.hh"
39#include "base/trace.hh"
40#include "cpu/smt.hh"
41#include "sim/core.hh"
42#include "sim/eventq.hh"
43
44using namespace std;
45
46//
47// Main Event Queue
48//
49// Events on this queue are processed at the *beginning* of each
50// cycle, before the pipeline simulation is performed.

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196 paramIn(cp, section, csprintf("event%d", i), eventName);
197
198 // create the event based on its pointer value
199 Serializable::create(cp, eventName);
200 }
201}
202
203void
204EventQueue::dump() const
205{
206 cprintf("============================================================\n");
207 cprintf("EventQueue Dump (cycle %d)\n", curTick);
208 cprintf("------------------------------------------------------------\n");
209
210 if (empty())
211 cprintf("<No Events>\n");
212 else {

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228
229
230const char *
231Event::description() const
232{
233 return "generic";
234}
235
236void
237Event::trace(const char *action)
238{
239 // This DPRINTF is unconditional because calls to this function
240 // are protected by an 'if (DTRACE(Event))' in the inlined Event
241 // methods.
242 //
243 // This is just a default implementation for derived classes where
244 // it's not worth doing anything special. If you want to put a
245 // more informative message in the trace, override this method on
246 // the particular subclass where you have the information that
247 // needs to be printed.
248 DPRINTFN("%s event %s @ %d\n", description(), action, when());
249}
250
251void
252Event::dump() const
253{
254 cprintf("Event %s (%s)\n", name(), description());
255 cprintf("Flags: %#x\n", _flags);
256#ifdef EVENTQ_DEBUG
257 cprintf("Created: %d\n", whenCreated);
258#endif
259 if (scheduled()) {
260#ifdef EVENTQ_DEBUG
261 cprintf("Scheduled at %d\n", whenScheduled);
262#endif
263 cprintf("Scheduled for %d, priority %d\n", when(), _priority);
264 } else {
265 cprintf("Not Scheduled\n");
266 }
267}