1 /*
2 * Copyright (c) 2017 - 2021, Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included
12 * in all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 */
22 //!
23 //! \file cm_perf.cpp
24 //! \brief Contains functions which recode time and calculate performance
25 //!
26
27 #include <iostream>
28 #include <cm_debug.h>
29 #include "cm_log.h"
30
31 #if CM_LOG_ON
32
CmTimer(const std::string FunctionName)33 CmTimer::CmTimer(const std::string FunctionName)
34 {
35 uint32_t success = MosUtilities::MosQueryPerformanceFrequency((uint64_t *)&m_freq.QuadPart);
36 CM_ASSERT(success);
37
38 m_funcName = FunctionName;
39 m_cycles = 0;
40 m_start.QuadPart = 0;
41 m_end.QuadPart = 0;
42 m_bstopped = false;
43
44 Start();
45 }
46
~CmTimer()47 CmTimer::~CmTimer()
48 {
49 if(!m_bstopped)
50 {
51 Stop();
52 }
53 }
54
Start()55 void CmTimer::Start()
56 {
57 uint32_t success = MosUtilities::MosQueryPerformanceCounter((uint64_t *)&m_start.QuadPart);
58 CM_ASSERT(success);
59
60 return;
61 }
62
Stop()63 void CmTimer::Stop()
64 {
65 uint32_t success = MosUtilities::MosQueryPerformanceCounter((uint64_t *)&m_end.QuadPart);
66 CM_ASSERT(success);
67
68 m_bstopped = true;
69
70 m_cycles = m_end.QuadPart - m_start.QuadPart;
71
72 return;
73 }
74
TotalMilliSecond()75 float CmTimer::TotalMilliSecond()
76 {
77 return (float)m_cycles*(float)1000.0 / (float)m_freq.QuadPart;
78 }
79
ToString()80 std::string CmTimer::ToString()
81 {
82 std::ostringstream oss;
83 oss << m_funcName << " Duration " << TotalMilliSecond() << std::endl;
84 return oss.str();
85 }
86
87 #endif
88