-
Notifications
You must be signed in to change notification settings - Fork 0
/
profiler.hpp
160 lines (136 loc) · 4.38 KB
/
profiler.hpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
// Copyright (c) 2013-2018 Anton Kozhevnikov, Thomas Schulthess
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are permitted provided that
// the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the
// following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions
// and the following disclaimer in the documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
// PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
// ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
/** \file profiler.hpp
*
* \brief A time-based profiler.
*/
#ifndef __PROFILER_HPP__
#define __PROFILER_HPP__
#include <string>
#include "timer.hpp"
#define __PROFILE
#define __PROFILE_TIME
//#define __PROFILE_STACK
//#define __PROFILE_FUNC
namespace utils {
/// Simple profiler and function call tracker.
class profiler
{
private:
/// Label of the profiler.
std::string label_;
/// Name of the function in which the profiler is created.
std::string function_name_;
/// Name of the file.
std::string file_;
/// Line number.
int line_;
/// Profiler's timer.
std::unique_ptr<utils::timer> timer_;
#if defined(__PROFILE_STACK)
static std::vector<std::string>& call_stack()
{
static std::vector<std::string> call_stack_;
return call_stack_;
}
#endif
public:
profiler(char const* function_name__, char const* file__, int line__, char const* label__)
: label_(std::string(label__))
, function_name_(std::string(function_name__))
, file_(std::string(file__))
, line_(line__)
{
#if defined(__PROFILE_STACK) || defined(__PROFILE_FUNC)
char str[2048];
snprintf(str, 2048, "%s at %s:%i", function_name__, file__, line__);
#endif
#if defined(__PROFILE_STACK)
call_stack().push_back(std::string(str));
#endif
#if defined(__PROFILE_FUNC)
int tab{0};
#if defined(__PROFILE_STACK)
tab = static_cast<int>(call_stack().size()) - 1;
#endif
for (int i = 0; i < tab; i++) {
printf(" ");
}
#if defined(MPI_VERSION)
int rank;
MPI_Comm_rank(MPI_COMM_WORLD, &rank);
printf("[rank%04i] + %s\n", rank, label_.c_str());
#endif
#endif
#if defined(__PROFILE_TIME)
timer_ = std::unique_ptr<utils::timer>(new utils::timer(label_));
#endif
#if defined(__GPU) && defined(__GPU_NVTX)
acc::begin_range_marker(label_.c_str());
#endif
}
~profiler()
{
#ifdef __PROFILE_FUNC
int tab{0};
#ifdef __PROFILE_STACK
tab = static_cast<int>(call_stack().size()) - 1;
#endif
for (int i = 0; i < tab; i++) {
printf(" ");
}
#if defined(MPI_VERSION)
int rank;
MPI_Comm_rank(MPI_COMM_WORLD, &rank);
printf("[rank%04i] - %s\n", rank, label_.c_str());
#endif
#endif
#ifdef __PROFILE_STACK
call_stack().pop_back();
#endif
#if defined(__GPU) && defined(__GPU_NVTX)
acc::end_range_marker();
#endif
}
static void stack_trace()
{
#ifdef __PROFILE_STACK
int t{0};
for (auto it = call_stack().rbegin(); it != call_stack().rend(); it++) {
for (int i = 0; i < t; i++) {
printf(" ");
}
printf("[%s]\n", it->c_str());
t++;
}
#endif
}
};
#ifdef __GNUC__
#define __function_name__ __PRETTY_FUNCTION__
#else
#define __function_name__ __func__
#endif
#ifdef __PROFILE
#define PROFILE(name) utils::profiler profiler__(__function_name__, __FILE__, __LINE__, name);
#else
#define PROFILE(...)
#endif
}
#endif