ticked_object.hh (10259:ebb376f73dd2) ticked_object.hh (10464:2a0fe8bca031)
1/*
2 * Copyright (c) 2013-2014 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

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71 { }
72
73 /** Evaluate and reschedule */
74 void
75 process()
76 {
77 ++owner.tickCycles;
78 ++owner.numCycles;
1/*
2 * Copyright (c) 2013-2014 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

--- 62 unchanged lines hidden (view full) ---

71 { }
72
73 /** Evaluate and reschedule */
74 void
75 process()
76 {
77 ++owner.tickCycles;
78 ++owner.numCycles;
79 owner.countCycles(Cycles(1));
79 owner.evaluate();
80 if (owner.running) {
81 owner.object.schedule(this,
82 owner.object.clockEdge(Cycles(1)));
83 }
84 }
85 };
86

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127 void
128 start()
129 {
130 if (!running) {
131 if (!event.scheduled())
132 object.schedule(event, object.clockEdge(Cycles(1)));
133 running = true;
134 numCycles += cyclesSinceLastStopped();
80 owner.evaluate();
81 if (owner.running) {
82 owner.object.schedule(this,
83 owner.object.clockEdge(Cycles(1)));
84 }
85 }
86 };
87

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128 void
129 start()
130 {
131 if (!running) {
132 if (!event.scheduled())
133 object.schedule(event, object.clockEdge(Cycles(1)));
134 running = true;
135 numCycles += cyclesSinceLastStopped();
136 countCycles(cyclesSinceLastStopped());
135 }
136 }
137
138 /** How long have we been stopped for? */
139 Cycles
140 cyclesSinceLastStopped() const
141 {
142 return object.curCycle() - lastStopped;

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162 }
163
164 /** Checkpoint lastStopped */
165 void serialize(std::ostream &os);
166 void unserialize(Checkpoint *cp, const std::string &section);
167
168 /** Action to call on the clock tick */
169 virtual void evaluate() = 0;
137 }
138 }
139
140 /** How long have we been stopped for? */
141 Cycles
142 cyclesSinceLastStopped() const
143 {
144 return object.curCycle() - lastStopped;

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164 }
165
166 /** Checkpoint lastStopped */
167 void serialize(std::ostream &os);
168 void unserialize(Checkpoint *cp, const std::string &section);
169
170 /** Action to call on the clock tick */
171 virtual void evaluate() = 0;
172
173 /**
174 * Callback to handle cycle statistics and probes.
175 *
176 * This callback is called at the beginning of a new cycle active
177 * cycle and when restarting the ticked object. The delta
178 * parameter indicates the number of cycles elapsed since the
179 * previous call is normally '1' unless the object has been
180 * stopped and restarted.
181 *
182 * @param delta Number of cycles since the previous call.
183 */
184 virtual void countCycles(Cycles delta) {}
170};
171
172/** TickedObject attaches Ticked to ClockedObject and can be used as
173 * a base class where ticked operation */
174class TickedObject : public ClockedObject, public Ticked
175{
176 public:
177 TickedObject(TickedObjectParams *params,

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186
187/** TickedObject attaches Ticked to ClockedObject and can be used as
188 * a base class where ticked operation */
189class TickedObject : public ClockedObject, public Ticked
190{
191 public:
192 TickedObject(TickedObjectParams *params,

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