Consumer.hh revision 7039:bc0b6ea676b5
110915Sandreas.sandberg@arm.com/* 211313Sandreas.sandberg@arm.com * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 310915Sandreas.sandberg@arm.com * All rights reserved. 410915Sandreas.sandberg@arm.com * 510915Sandreas.sandberg@arm.com * Redistribution and use in source and binary forms, with or without 610915Sandreas.sandberg@arm.com * modification, are permitted provided that the following conditions are 710915Sandreas.sandberg@arm.com * met: redistributions of source code must retain the above copyright 810915Sandreas.sandberg@arm.com * notice, this list of conditions and the following disclaimer; 910915Sandreas.sandberg@arm.com * redistributions in binary form must reproduce the above copyright 1010915Sandreas.sandberg@arm.com * notice, this list of conditions and the following disclaimer in the 1110915Sandreas.sandberg@arm.com * documentation and/or other materials provided with the distribution; 1210915Sandreas.sandberg@arm.com * neither the name of the copyright holders nor the names of its 1310915Sandreas.sandberg@arm.com * contributors may be used to endorse or promote products derived from 1410915Sandreas.sandberg@arm.com * this software without specific prior written permission. 1510915Sandreas.sandberg@arm.com * 1610915Sandreas.sandberg@arm.com * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1710915Sandreas.sandberg@arm.com * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1810915Sandreas.sandberg@arm.com * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1910915Sandreas.sandberg@arm.com * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 2010915Sandreas.sandberg@arm.com * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2110915Sandreas.sandberg@arm.com * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2210915Sandreas.sandberg@arm.com * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2310915Sandreas.sandberg@arm.com * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2410915Sandreas.sandberg@arm.com * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2510915Sandreas.sandberg@arm.com * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2610915Sandreas.sandberg@arm.com * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2710915Sandreas.sandberg@arm.com */ 2810915Sandreas.sandberg@arm.com 2910915Sandreas.sandberg@arm.com/* 3010915Sandreas.sandberg@arm.com * This is the virtual base class of all classes that can be the 3110915Sandreas.sandberg@arm.com * targets of wakeup events. There is only two methods, wakeup() and 3210915Sandreas.sandberg@arm.com * print() and no data members. 3310915Sandreas.sandberg@arm.com */ 3410915Sandreas.sandberg@arm.com 3510915Sandreas.sandberg@arm.com#ifndef __MEM_RUBY_COMMON_CONSUMER_HH__ 3610915Sandreas.sandberg@arm.com#define __MEM_RUBY_COMMON_CONSUMER_HH__ 3710915Sandreas.sandberg@arm.com 3810915Sandreas.sandberg@arm.com#include <iostream> 3910915Sandreas.sandberg@arm.com#include <set> 4010915Sandreas.sandberg@arm.com 4110915Sandreas.sandberg@arm.com#include "mem/ruby/common/Global.hh" 4210915Sandreas.sandberg@arm.com#include "mem/ruby/eventqueue/RubyEventQueue.hh" 4310915Sandreas.sandberg@arm.com 4410915Sandreas.sandberg@arm.comclass MessageBuffer; 4510915Sandreas.sandberg@arm.com 4610915Sandreas.sandberg@arm.comclass Consumer 4710915Sandreas.sandberg@arm.com{ 4810915Sandreas.sandberg@arm.com public: 4910915Sandreas.sandberg@arm.com Consumer() 5010915Sandreas.sandberg@arm.com : m_last_scheduled_wakeup(0), m_last_wakeup(0) 5110915Sandreas.sandberg@arm.com { 5210915Sandreas.sandberg@arm.com } 5310915Sandreas.sandberg@arm.com 5410915Sandreas.sandberg@arm.com virtual 5510915Sandreas.sandberg@arm.com ~Consumer() 5610915Sandreas.sandberg@arm.com { } 5710915Sandreas.sandberg@arm.com 5810915Sandreas.sandberg@arm.com void 5910915Sandreas.sandberg@arm.com triggerWakeup(RubyEventQueue *eventQueue) 6010915Sandreas.sandberg@arm.com { 6110915Sandreas.sandberg@arm.com Time time = eventQueue->getTime(); 6210915Sandreas.sandberg@arm.com if (m_last_wakeup != time) { 6310915Sandreas.sandberg@arm.com wakeup(); 6410915Sandreas.sandberg@arm.com m_last_wakeup = time; 6510915Sandreas.sandberg@arm.com } 6610915Sandreas.sandberg@arm.com } 6710915Sandreas.sandberg@arm.com 6810915Sandreas.sandberg@arm.com virtual void wakeup() = 0; 6910915Sandreas.sandberg@arm.com virtual void print(std::ostream& out) const = 0; 7010915Sandreas.sandberg@arm.com 7110915Sandreas.sandberg@arm.com const Time& 7210915Sandreas.sandberg@arm.com getLastScheduledWakeup() const 7310915Sandreas.sandberg@arm.com { 7410915Sandreas.sandberg@arm.com return m_last_scheduled_wakeup; 7510915Sandreas.sandberg@arm.com } 7610915Sandreas.sandberg@arm.com 7710915Sandreas.sandberg@arm.com void 7810915Sandreas.sandberg@arm.com setLastScheduledWakeup(const Time& time) 7910915Sandreas.sandberg@arm.com { 8010915Sandreas.sandberg@arm.com m_last_scheduled_wakeup = time; 8110915Sandreas.sandberg@arm.com } 8210915Sandreas.sandberg@arm.com 8310915Sandreas.sandberg@arm.com bool 8410915Sandreas.sandberg@arm.com alreadyScheduled(Time time) 8510915Sandreas.sandberg@arm.com { 8610915Sandreas.sandberg@arm.com return m_scheduled_wakeups.find(time) != m_scheduled_wakeups.end(); 8710915Sandreas.sandberg@arm.com } 8811313Sandreas.sandberg@arm.com 8911313Sandreas.sandberg@arm.com void 9010915Sandreas.sandberg@arm.com insertScheduledWakeupTime(Time time) 9110915Sandreas.sandberg@arm.com { 9210915Sandreas.sandberg@arm.com m_scheduled_wakeups.insert(time); 9310915Sandreas.sandberg@arm.com } 9410915Sandreas.sandberg@arm.com 9510915Sandreas.sandberg@arm.com void 9610915Sandreas.sandberg@arm.com removeScheduledWakeupTime(Time time) 9710915Sandreas.sandberg@arm.com { 9810915Sandreas.sandberg@arm.com assert(alreadyScheduled(time)); 9910915Sandreas.sandberg@arm.com m_scheduled_wakeups.erase(time); 10010915Sandreas.sandberg@arm.com } 10110915Sandreas.sandberg@arm.com 10210915Sandreas.sandberg@arm.com private: 10310915Sandreas.sandberg@arm.com Time m_last_scheduled_wakeup; 10410915Sandreas.sandberg@arm.com std::set<Time> m_scheduled_wakeups; 10510915Sandreas.sandberg@arm.com Time m_last_wakeup; 10610915Sandreas.sandberg@arm.com}; 10710915Sandreas.sandberg@arm.com 10810915Sandreas.sandberg@arm.cominline std::ostream& 10910915Sandreas.sandberg@arm.comoperator<<(std::ostream& out, const Consumer& obj) 11010915Sandreas.sandberg@arm.com{ 11110915Sandreas.sandberg@arm.com obj.print(out); 11210915Sandreas.sandberg@arm.com out << std::flush; 11310915Sandreas.sandberg@arm.com return out; 11410915Sandreas.sandberg@arm.com} 11510915Sandreas.sandberg@arm.com 11610915Sandreas.sandberg@arm.com#endif // __MEM_RUBY_COMMON_CONSUMER_HH__ 11710915Sandreas.sandberg@arm.com