1/*
2 * Copyright (c) 2004-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
| 1/*
2 * Copyright (c) 2004-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
27 */
28
29// This file will contain default statistics for the simulator that
30// don't really belong to a specific simulator object
31
32#include <fstream>
33#include <iostream>
34#include <list>
35
36#include "base/callback.hh"
37#include "base/hostinfo.hh"
38#include "base/statistics.hh"
39#include "base/str.hh"
40#include "base/time.hh"
41#include "base/stats/output.hh"
42#include "cpu/base.hh"
43#include "sim/eventq.hh"
44#include "sim/sim_object.hh"
45#include "sim/stat_control.hh"
46#include "sim/root.hh"
47
48using namespace std;
49
50Stats::Formula hostInstRate;
51Stats::Formula hostTickRate;
52Stats::Value hostMemory;
53Stats::Value hostSeconds;
54
55Stats::Value simTicks;
56Stats::Value simInsts;
57Stats::Value simFreq;
58Stats::Formula simSeconds;
59
60namespace Stats {
61
62Time statTime(true);
63Tick startTick;
64Tick lastDump(0);
65
66class SimTicksReset : public Callback
67{
68 public:
69 void process()
70 {
71 statTime.set();
72 startTick = curTick;
73 }
74};
75
76double
77statElapsedTime()
78{
79 Time now(true);
80 Time elapsed = now - statTime;
81 return elapsed();
82}
83
84Tick
85statElapsedTicks()
86{
87 return curTick - startTick;
88}
89
90SimTicksReset simTicksReset;
91
92void
93InitSimStats()
94{
95 simInsts
96 .functor(BaseCPU::numSimulatedInstructions)
97 .name("sim_insts")
98 .desc("Number of instructions simulated")
99 .precision(0)
100 .prereq(simInsts)
101 ;
102
103 simSeconds
104 .name("sim_seconds")
105 .desc("Number of seconds simulated")
106 ;
107
108 simFreq
109 .scalar(Clock::Frequency)
110 .name("sim_freq")
111 .desc("Frequency of simulated ticks")
112 ;
113
114 simTicks
115 .functor(statElapsedTicks)
116 .name("sim_ticks")
117 .desc("Number of ticks simulated")
118 ;
119
120 hostInstRate
121 .name("host_inst_rate")
122 .desc("Simulator instruction rate (inst/s)")
123 .precision(0)
124 .prereq(simInsts)
125 ;
126
127 hostMemory
128 .functor(memUsage)
129 .name("host_mem_usage")
130 .desc("Number of bytes of host memory used")
131 .prereq(hostMemory)
132 ;
133
134 hostSeconds
135 .functor(statElapsedTime)
136 .name("host_seconds")
137 .desc("Real time elapsed on the host")
138 .precision(2)
139 ;
140
141 hostTickRate
142 .name("host_tick_rate")
143 .desc("Simulator tick rate (ticks/s)")
144 .precision(0)
145 ;
146
147 simSeconds = simTicks / simFreq;
148 hostInstRate = simInsts / hostSeconds;
149 hostTickRate = simTicks / hostSeconds;
150
151 registerResetCallback(&simTicksReset);
152}
153
154class StatEvent : public Event
155{
156 protected:
157 int flags;
158 Tick repeat;
159
160 public:
161 StatEvent(int _flags, Tick _when, Tick _repeat);
162 virtual void process();
163 virtual const char *description();
164};
165
166StatEvent::StatEvent(int _flags, Tick _when, Tick _repeat)
167 : Event(&mainEventQueue, Stat_Event_Pri),
168 flags(_flags), repeat(_repeat)
169{
170 setFlags(AutoDelete);
171 schedule(_when);
172}
173
174const char *
175StatEvent::description()
176{
177 return "Statistics dump and/or reset";
178}
179
180void
181StatEvent::process()
182{
183 if (flags & Stats::Dump)
184 DumpNow();
185
186 if (flags & Stats::Reset)
187 reset();
188
189 if (repeat)
190 schedule(curTick + repeat);
191}
192
193list<Output *> OutputList;
194
195void
196DumpNow()
197{
198 assert(lastDump <= curTick);
199 if (lastDump == curTick)
200 return;
201 lastDump = curTick;
202
203 list<Output *>::iterator i = OutputList.begin();
204 list<Output *>::iterator end = OutputList.end();
205 for (; i != end; ++i) {
206 Output *output = *i;
207 if (!output->valid())
208 continue;
209
210 output->output();
211 }
212}
213
214void
215SetupEvent(int flags, Tick when, Tick repeat)
216{
217 new StatEvent(flags, when, repeat);
218}
219
220/* namespace Stats */ }
221
222extern "C" void
223debugDumpStats()
224{
225 Stats::DumpNow();
226}
227
| 29 */
30
31// This file will contain default statistics for the simulator that
32// don't really belong to a specific simulator object
33
34#include <fstream>
35#include <iostream>
36#include <list>
37
38#include "base/callback.hh"
39#include "base/hostinfo.hh"
40#include "base/statistics.hh"
41#include "base/str.hh"
42#include "base/time.hh"
43#include "base/stats/output.hh"
44#include "cpu/base.hh"
45#include "sim/eventq.hh"
46#include "sim/sim_object.hh"
47#include "sim/stat_control.hh"
48#include "sim/root.hh"
49
50using namespace std;
51
52Stats::Formula hostInstRate;
53Stats::Formula hostTickRate;
54Stats::Value hostMemory;
55Stats::Value hostSeconds;
56
57Stats::Value simTicks;
58Stats::Value simInsts;
59Stats::Value simFreq;
60Stats::Formula simSeconds;
61
62namespace Stats {
63
64Time statTime(true);
65Tick startTick;
66Tick lastDump(0);
67
68class SimTicksReset : public Callback
69{
70 public:
71 void process()
72 {
73 statTime.set();
74 startTick = curTick;
75 }
76};
77
78double
79statElapsedTime()
80{
81 Time now(true);
82 Time elapsed = now - statTime;
83 return elapsed();
84}
85
86Tick
87statElapsedTicks()
88{
89 return curTick - startTick;
90}
91
92SimTicksReset simTicksReset;
93
94void
95InitSimStats()
96{
97 simInsts
98 .functor(BaseCPU::numSimulatedInstructions)
99 .name("sim_insts")
100 .desc("Number of instructions simulated")
101 .precision(0)
102 .prereq(simInsts)
103 ;
104
105 simSeconds
106 .name("sim_seconds")
107 .desc("Number of seconds simulated")
108 ;
109
110 simFreq
111 .scalar(Clock::Frequency)
112 .name("sim_freq")
113 .desc("Frequency of simulated ticks")
114 ;
115
116 simTicks
117 .functor(statElapsedTicks)
118 .name("sim_ticks")
119 .desc("Number of ticks simulated")
120 ;
121
122 hostInstRate
123 .name("host_inst_rate")
124 .desc("Simulator instruction rate (inst/s)")
125 .precision(0)
126 .prereq(simInsts)
127 ;
128
129 hostMemory
130 .functor(memUsage)
131 .name("host_mem_usage")
132 .desc("Number of bytes of host memory used")
133 .prereq(hostMemory)
134 ;
135
136 hostSeconds
137 .functor(statElapsedTime)
138 .name("host_seconds")
139 .desc("Real time elapsed on the host")
140 .precision(2)
141 ;
142
143 hostTickRate
144 .name("host_tick_rate")
145 .desc("Simulator tick rate (ticks/s)")
146 .precision(0)
147 ;
148
149 simSeconds = simTicks / simFreq;
150 hostInstRate = simInsts / hostSeconds;
151 hostTickRate = simTicks / hostSeconds;
152
153 registerResetCallback(&simTicksReset);
154}
155
156class StatEvent : public Event
157{
158 protected:
159 int flags;
160 Tick repeat;
161
162 public:
163 StatEvent(int _flags, Tick _when, Tick _repeat);
164 virtual void process();
165 virtual const char *description();
166};
167
168StatEvent::StatEvent(int _flags, Tick _when, Tick _repeat)
169 : Event(&mainEventQueue, Stat_Event_Pri),
170 flags(_flags), repeat(_repeat)
171{
172 setFlags(AutoDelete);
173 schedule(_when);
174}
175
176const char *
177StatEvent::description()
178{
179 return "Statistics dump and/or reset";
180}
181
182void
183StatEvent::process()
184{
185 if (flags & Stats::Dump)
186 DumpNow();
187
188 if (flags & Stats::Reset)
189 reset();
190
191 if (repeat)
192 schedule(curTick + repeat);
193}
194
195list<Output *> OutputList;
196
197void
198DumpNow()
199{
200 assert(lastDump <= curTick);
201 if (lastDump == curTick)
202 return;
203 lastDump = curTick;
204
205 list<Output *>::iterator i = OutputList.begin();
206 list<Output *>::iterator end = OutputList.end();
207 for (; i != end; ++i) {
208 Output *output = *i;
209 if (!output->valid())
210 continue;
211
212 output->output();
213 }
214}
215
216void
217SetupEvent(int flags, Tick when, Tick repeat)
218{
219 new StatEvent(flags, when, repeat);
220}
221
222/* namespace Stats */ }
223
224extern "C" void
225debugDumpStats()
226{
227 Stats::DumpNow();
228}
229
|