1 /*
2 * Copyright (c) 2017 Arm Limited.
3 *
4 * SPDX-License-Identifier: MIT
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in all
14 * copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 */
24 #include "PMUCounter.h"
25
26 namespace arm_compute
27 {
28 namespace test
29 {
30 namespace framework
31 {
id() const32 std::string PMUCounter::id() const
33 {
34 return "PMU Counter";
35 }
36
start()37 void PMUCounter::start()
38 {
39 _pmu_cycles.reset();
40 _pmu_instructions.reset();
41 }
42
stop()43 void PMUCounter::stop()
44 {
45 try
46 {
47 _cycles = _pmu_cycles.get_value<long long>();
48 }
49 catch(const std::runtime_error &)
50 {
51 _cycles = 0;
52 }
53
54 try
55 {
56 _instructions = _pmu_instructions.get_value<long long>();
57 }
58 catch(const std::runtime_error &)
59 {
60 _instructions = 0;
61 }
62 }
63
measurements() const64 Instrument::MeasurementsMap PMUCounter::measurements() const
65 {
66 return MeasurementsMap
67 {
68 { "CPU cycles", Measurement(_cycles / _scale_factor, _unit + "cycles") },
69 { "CPU instructions", Measurement(_instructions / _scale_factor, _unit + "instructions") },
70 };
71 }
72 } // namespace framework
73 } // namespace test
74 } // namespace arm_compute
75