clocked_object.hh (14162:6b811c4fdde6) clocked_object.hh (14163:98099c4cb5c6)
1/*
2 * Copyright (c) 2012-2013, 2015-2016 ARM Limited
3 * Copyright (c) 2013 Cornell University
4 * All rights reserved
5 *
6 * The license below extends only to copyright in the software and shall
7 * not be construed as granting a license to any other intellectual
8 * property including but not limited to intellectual property relating

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139 void
140 resetClock() const
141 {
142 Cycles elapsedCycles(divCeil(curTick(), clockPeriod()));
143 cycle = elapsedCycles;
144 tick = elapsedCycles * clockPeriod();
145 }
146
1/*
2 * Copyright (c) 2012-2013, 2015-2016 ARM Limited
3 * Copyright (c) 2013 Cornell University
4 * All rights reserved
5 *
6 * The license below extends only to copyright in the software and shall
7 * not be construed as granting a license to any other intellectual
8 * property including but not limited to intellectual property relating

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

139 void
140 resetClock() const
141 {
142 Cycles elapsedCycles(divCeil(curTick(), clockPeriod()));
143 cycle = elapsedCycles;
144 tick = elapsedCycles * clockPeriod();
145 }
146
147 /**
148 * A hook subclasses can implement so they can do any extra work that's
149 * needed when the clock rate is changed.
150 */
151 virtual void clockPeriodUpdated() {}
152
147 public:
148
149 /**
150 * Update the tick to the current tick.
151 */
153 public:
154
155 /**
156 * Update the tick to the current tick.
157 */
152 void updateClockPeriod() const { update(); }
158 void
159 updateClockPeriod()
160 {
161 update();
162 clockPeriodUpdated();
163 }
153
154 /**
155 * Determine the tick when a cycle begins, by default the current one, but
156 * the argument also enables the caller to determine a future cycle. When
157 * curTick() is on a clock edge, the number of cycles in the parameter is
158 * added to curTick() to be returned. When curTick() is not aligned to a
159 * clock edge, the number of cycles in the parameter is added to the next
160 * clock edge.

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165 /**
166 * Determine the tick when a cycle begins, by default the current one, but
167 * the argument also enables the caller to determine a future cycle. When
168 * curTick() is on a clock edge, the number of cycles in the parameter is
169 * added to curTick() to be returned. When curTick() is not aligned to a
170 * clock edge, the number of cycles in the parameter is added to the next
171 * clock edge.

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