2 * Copyright (c) 2004-2005 The Regents of The University of Michigan
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14 * this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 * Authors: Nathan Binkert
31 // This file will contain default statistics for the simulator that
32 // don't really belong to a specific simulator object
38 #include "base/callback.hh"
39 #include "base/hostinfo.hh"
40 #include "base/statistics.hh"
41 #include "base/time.hh"
42 #include "cpu/base.hh"
43 #include "sim/eventq.hh"
47 Stats::Formula hostInstRate
;
48 Stats::Formula hostTickRate
;
49 Stats::Value hostMemory
;
50 Stats::Value hostSeconds
;
52 Stats::Value simTicks
;
53 Stats::Value simInsts
;
55 Stats::Formula simSeconds
;
62 struct SimTicksReset
: public Callback
75 Time elapsed
= now
- statTime
;
82 return curTick
- startTick
;
85 SimTicksReset simTicksReset
;
91 .functor(BaseCPU::numSimulatedInstructions
)
93 .desc("Number of instructions simulated")
100 .desc("Number of seconds simulated")
104 .scalar(Clock::Frequency
)
106 .desc("Frequency of simulated ticks")
110 .functor(statElapsedTicks
)
112 .desc("Number of ticks simulated")
116 .name("host_inst_rate")
117 .desc("Simulator instruction rate (inst/s)")
124 .name("host_mem_usage")
125 .desc("Number of bytes of host memory used")
130 .functor(statElapsedTime
)
131 .name("host_seconds")
132 .desc("Real time elapsed on the host")
137 .name("host_tick_rate")
138 .desc("Simulator tick rate (ticks/s)")
142 simSeconds
= simTicks
/ simFreq
;
143 hostInstRate
= simInsts
/ hostSeconds
;
144 hostTickRate
= simTicks
/ hostSeconds
;
146 registerResetCallback(&simTicksReset
);
149 class _StatEvent
: public Event
157 _StatEvent(bool _dump
, bool _reset
, Tick _when
, Tick _repeat
)
158 : Event(&mainEventQueue
, Stat_Event_Pri
), dump(_dump
), reset(_reset
),
161 setFlags(AutoDelete
);
175 new _StatEvent(dump
, reset
, curTick
+ repeat
, repeat
);
180 StatEvent(bool dump
, bool reset
, Tick when
, Tick repeat
)
182 new _StatEvent(dump
, reset
, when
, repeat
);
185 /* namespace Stats */ }