gem5  v20.1.0.0
activity.cc
Go to the documentation of this file.
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
9  * licensed hereunder. You may use the software subject to the license
10  * terms below provided that you ensure that this notice is replicated
11  * unmodified and in its entirety in all distributions of the software,
12  * modified or unmodified, in source code or in binary form.
13  *
14  * Redistribution and use in source and binary forms, with or without
15  * modification, are permitted provided that the following conditions are
16  * met: redistributions of source code must retain the above copyright
17  * notice, this list of conditions and the following disclaimer;
18  * redistributions in binary form must reproduce the above copyright
19  * notice, this list of conditions and the following disclaimer in the
20  * documentation and/or other materials provided with the distribution;
21  * neither the name of the copyright holders nor the names of its
22  * contributors may be used to endorse or promote products derived from
23  * this software without specific prior written permission.
24  *
25  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
26  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
27  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
28  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
29  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
30  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
31  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
32  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
33  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
34  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
35  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36  */
37 
38 #include "cpu/minor/activity.hh"
39 
40 #include <sstream>
41 
42 #include "cpu/minor/trace.hh"
43 
44 namespace Minor
45 {
46 
47 void
49 {
50  std::ostringstream stages;
51  unsigned int num_stages = getNumStages();
52 
53  unsigned int stage_index = 0;
54  while (stage_index < num_stages) {
55  stages << (getStageActive(stage_index) ? '1' : 'E');
56 
57  stage_index++;
58  if (stage_index != num_stages)
59  stages << ',';
60  }
61 
62  MINORTRACE("activity=%d stages=%s\n", getActivityCount(), stages.str());
63 }
64 
65 }
ActivityRecorder::getNumStages
int getNumStages() const
Returns the number of stages.
Definition: activity.hh:76
MINORTRACE
#define MINORTRACE(...)
DPRINTFN for MinorTrace reporting.
Definition: trace.hh:60
Minor
Definition: activity.cc:44
ActivityRecorder::getActivityCount
int getActivityCount() const
Returns how many things are active within the recorder.
Definition: activity.hh:79
Minor::MinorActivityRecorder::minorTrace
void minorTrace() const
Definition: activity.cc:48
ActivityRecorder::getStageActive
bool getStageActive(const int idx) const
Returns the activity status of a stage.
Definition: activity.hh:73
trace.hh
activity.hh

Generated on Wed Sep 30 2020 14:02:08 for gem5 by doxygen 1.8.17