sc_event_queue.hh revision 13258
112841Sgabeblack@google.com/* 212841Sgabeblack@google.com * Copyright 2018 Google, Inc. 312841Sgabeblack@google.com * 412841Sgabeblack@google.com * Redistribution and use in source and binary forms, with or without 512841Sgabeblack@google.com * modification, are permitted provided that the following conditions are 612841Sgabeblack@google.com * met: redistributions of source code must retain the above copyright 712841Sgabeblack@google.com * notice, this list of conditions and the following disclaimer; 812841Sgabeblack@google.com * redistributions in binary form must reproduce the above copyright 912841Sgabeblack@google.com * notice, this list of conditions and the following disclaimer in the 1012841Sgabeblack@google.com * documentation and/or other materials provided with the distribution; 1112841Sgabeblack@google.com * neither the name of the copyright holders nor the names of its 1212841Sgabeblack@google.com * contributors may be used to endorse or promote products derived from 1312841Sgabeblack@google.com * this software without specific prior written permission. 1412841Sgabeblack@google.com * 1512841Sgabeblack@google.com * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1612841Sgabeblack@google.com * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1712841Sgabeblack@google.com * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1812841Sgabeblack@google.com * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 1912841Sgabeblack@google.com * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2012841Sgabeblack@google.com * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2112841Sgabeblack@google.com * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2212841Sgabeblack@google.com * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2312841Sgabeblack@google.com * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2412841Sgabeblack@google.com * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2512841Sgabeblack@google.com * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2612841Sgabeblack@google.com * 2712841Sgabeblack@google.com * Authors: Gabe Black 2812841Sgabeblack@google.com */ 2912841Sgabeblack@google.com 3012841Sgabeblack@google.com#ifndef __SYSTEMC_EXT_CHANNEL_SC_EVENT_QUEUE_HH__ 3112841Sgabeblack@google.com#define __SYSTEMC_EXT_CHANNEL_SC_EVENT_QUEUE_HH__ 3212841Sgabeblack@google.com 3313258Sgabeblack@google.com#include <queue> 3413258Sgabeblack@google.com 3513258Sgabeblack@google.com#include "../core/sc_event.hh" 3612841Sgabeblack@google.com#include "../core/sc_interface.hh" 3712841Sgabeblack@google.com#include "../core/sc_module.hh" // for sc_gen_unique_name 3812841Sgabeblack@google.com#include "../core/sc_module_name.hh" 3912908Sgabeblack@google.com#include "../core/sc_port.hh" 4012841Sgabeblack@google.com#include "../core/sc_time.hh" 4112841Sgabeblack@google.com#include "warn_unimpl.hh" 4212841Sgabeblack@google.com 4312841Sgabeblack@google.comnamespace sc_core 4412841Sgabeblack@google.com{ 4512841Sgabeblack@google.com 4612841Sgabeblack@google.comclass sc_event; 4712841Sgabeblack@google.com 4812841Sgabeblack@google.comclass sc_event_queue_if : public virtual sc_interface 4912841Sgabeblack@google.com{ 5012841Sgabeblack@google.com public: 5112841Sgabeblack@google.com virtual void notify(double, sc_time_unit) = 0; 5212841Sgabeblack@google.com virtual void notify(const sc_time &) = 0; 5312841Sgabeblack@google.com virtual void cancel_all() = 0; 5412841Sgabeblack@google.com}; 5512841Sgabeblack@google.com 5612841Sgabeblack@google.comclass sc_event_queue : public sc_event_queue_if, public sc_module 5712841Sgabeblack@google.com{ 5812841Sgabeblack@google.com public: 5913258Sgabeblack@google.com SC_HAS_PROCESS(sc_event_queue); 6013258Sgabeblack@google.com 6112841Sgabeblack@google.com sc_event_queue(sc_module_name name= 6212841Sgabeblack@google.com sc_module_name(sc_gen_unique_name("event_queue"))); 6312841Sgabeblack@google.com ~sc_event_queue(); 6412841Sgabeblack@google.com 6513258Sgabeblack@google.com virtual const char *kind() const { return "sc_event_queue"; } 6612841Sgabeblack@google.com 6712841Sgabeblack@google.com virtual void notify(double, sc_time_unit); 6812841Sgabeblack@google.com virtual void notify(const sc_time &); 6912841Sgabeblack@google.com virtual void cancel_all(); 7012841Sgabeblack@google.com 7112841Sgabeblack@google.com virtual const sc_event &default_event() const; 7213258Sgabeblack@google.com 7313258Sgabeblack@google.com private: 7413258Sgabeblack@google.com void _trigger(); 7513258Sgabeblack@google.com 7613258Sgabeblack@google.com sc_event _defaultEvent; 7713258Sgabeblack@google.com std::priority_queue< 7813258Sgabeblack@google.com sc_time, std::vector<sc_time>, std::greater<sc_time> > _times; 7912841Sgabeblack@google.com}; 8012841Sgabeblack@google.com 8112908Sgabeblack@google.com// Nonstandard 8212908Sgabeblack@google.comtypedef sc_port<sc_event_queue_if, 1, SC_ONE_OR_MORE_BOUND> 8312908Sgabeblack@google.com sc_event_queue_port; 8412908Sgabeblack@google.com 8512841Sgabeblack@google.com} // namespace sc_core 8612841Sgabeblack@google.com 8712841Sgabeblack@google.com#endif //__SYSTEMC_EXT_CHANNEL_SC_EVENT_QUEUE_HH__ 88