Consumer.cc revision 12133
1/* 2 * Copyright (c) 2012 Mark D. Hill and David A. Wood 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; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 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 29#include "mem/ruby/common/Consumer.hh" 30 31using namespace std; 32 33void 34Consumer::scheduleEvent(Cycles timeDelta) 35{ 36 scheduleEventAbsolute(em->clockEdge(timeDelta)); 37} 38 39void 40Consumer::scheduleEventAbsolute(Tick evt_time) 41{ 42 if (!alreadyScheduled(evt_time)) { 43 // This wakeup is not redundant 44 auto *evt = new EventFunctionWrapper( 45 [this]{ wakeup(); }, "Consumer Event", true); 46 47 em->schedule(evt, evt_time); 48 insertScheduledWakeupTime(evt_time); 49 } 50 51 Tick t = em->clockEdge(); 52 set<Tick>::iterator bit = m_scheduled_wakeups.begin(); 53 set<Tick>::iterator eit = m_scheduled_wakeups.lower_bound(t); 54 m_scheduled_wakeups.erase(bit,eit); 55} 56