sched_event.hh (13072:f2b83208ab54) | sched_event.hh (13144:61e0f3230787) |
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1/* 2 * Copyright 2018 Google, Inc. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: redistributions of source code must retain the above copyright 7 * notice, this list of conditions and the following disclaimer; 8 * redistributions in binary form must reproduce the above copyright --- 17 unchanged lines hidden (view full) --- 26 * 27 * Authors: Gabe Black 28 */ 29 30#ifndef __SYSTEMC_CORE_SCHED_EVENT_HH__ 31#define __SYSTEMC_CORE_SCHED_EVENT_HH__ 32 33#include <functional> | 1/* 2 * Copyright 2018 Google, Inc. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: redistributions of source code must retain the above copyright 7 * notice, this list of conditions and the following disclaimer; 8 * redistributions in binary form must reproduce the above copyright --- 17 unchanged lines hidden (view full) --- 26 * 27 * Authors: Gabe Black 28 */ 29 30#ifndef __SYSTEMC_CORE_SCHED_EVENT_HH__ 31#define __SYSTEMC_CORE_SCHED_EVENT_HH__ 32 33#include <functional> |
34#include <list> |
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34 35#include "base/types.hh" 36 37namespace sc_gem5 38{ 39 | 35 36#include "base/types.hh" 37 38namespace sc_gem5 39{ 40 |
41class ScEvent; 42 43typedef std::list<ScEvent *> ScEvents; 44 |
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40class ScEvent 41{ 42 private: 43 std::function<void()> work; 44 Tick _when; | 45class ScEvent 46{ 47 private: 48 std::function<void()> work; 49 Tick _when; |
45 bool _scheduled; | 50 ScEvents *_events; 51 ScEvents::iterator _it; |
46 47 friend class Scheduler; 48 49 void | 52 53 friend class Scheduler; 54 55 void |
50 schedule(Tick w) | 56 schedule(ScEvents &events, Tick w) |
51 { 52 when(w); | 57 { 58 when(w); |
53 _scheduled = true; | 59 assert(!scheduled()); 60 _events = &events; 61 _events->push_back(this); 62 _it = _events->end(); 63 _it--; |
54 } 55 | 64 } 65 |
56 void deschedule() { _scheduled = false; } | 66 void 67 deschedule() 68 { 69 assert(scheduled()); 70 _events->erase(_it); 71 _events = nullptr; 72 } |
57 public: 58 ScEvent(std::function<void()> work) : | 73 public: 74 ScEvent(std::function<void()> work) : |
59 work(work), _when(MaxTick), _scheduled(false) | 75 work(work), _when(MaxTick), _events(nullptr) |
60 {} 61 62 ~ScEvent(); 63 | 76 {} 77 78 ~ScEvent(); 79 |
64 bool scheduled() { return _scheduled; } | 80 bool scheduled() { return _events != nullptr; } 81 ScEvents *scheduledOn() { return _events; } |
65 66 void when(Tick w) { _when = w; } 67 Tick when() { return _when; } 68 69 void run() { deschedule(); work(); } 70}; 71 72} // namespace sc_gem5 73 74#endif // __SYSTEMC_CORE_SCHED_EVENT_HH__ | 82 83 void when(Tick w) { _when = w; } 84 Tick when() { return _when; } 85 86 void run() { deschedule(); work(); } 87}; 88 89} // namespace sc_gem5 90 91#endif // __SYSTEMC_CORE_SCHED_EVENT_HH__ |