66 lines
2.1 KiB
C++
66 lines
2.1 KiB
C++
/*
|
|
Copyright (c) 2018 Microsoft Corporation. All rights reserved.
|
|
Released under Apache 2.0 license as described in the file LICENSE.
|
|
|
|
Author: Sebastian Ullrich
|
|
*/
|
|
#include <string>
|
|
#include <map>
|
|
#include "library/time_task.h"
|
|
|
|
namespace lean {
|
|
|
|
static std::map<std::string, second_duration> * g_cum_times;
|
|
static mutex * g_cum_times_mutex;
|
|
LEAN_THREAD_PTR(time_task, g_current_time_task);
|
|
|
|
void report_profiling_time(std::string const & category, second_duration time) {
|
|
lock_guard<mutex> _(*g_cum_times_mutex);
|
|
(*g_cum_times)[category] += time;
|
|
}
|
|
|
|
void display_cumulative_profiling_times(std::ostream & out) {
|
|
if (g_cum_times->empty())
|
|
return;
|
|
out << "cumulative profiling times:\n";
|
|
for (auto const & p : *g_cum_times)
|
|
out << "\t" << p.first << " " << display_profiling_time{p.second} << "\n";
|
|
}
|
|
|
|
void initialize_time_task() {
|
|
g_cum_times_mutex = new mutex;
|
|
g_cum_times = new std::map<std::string, second_duration>;
|
|
}
|
|
|
|
void finalize_time_task() {
|
|
delete g_cum_times;
|
|
delete g_cum_times_mutex;
|
|
}
|
|
|
|
time_task::time_task(std::string const & category, message_builder builder, name decl) :
|
|
m_category(category) {
|
|
auto const & opts = builder.get_text_stream().get_options();
|
|
if (get_profiler(opts)) {
|
|
m_timeit = optional<xtimeit>(get_profiling_threshold(opts), [=](second_duration duration) mutable {
|
|
builder.get_text_stream().get_stream() << m_category;
|
|
if (decl)
|
|
builder.get_text_stream().get_stream() << " of " << decl;
|
|
builder.get_text_stream().get_stream() << " took " << display_profiling_time{duration} << "\n";
|
|
builder.report();
|
|
});
|
|
m_parent_task = g_current_time_task;
|
|
g_current_time_task = this;
|
|
}
|
|
}
|
|
|
|
time_task::~time_task() {
|
|
if (m_timeit) {
|
|
g_current_time_task = m_parent_task;
|
|
auto time = m_timeit->get_elapsed();
|
|
report_profiling_time(m_category, time);
|
|
if (m_parent_task)
|
|
// do not report inclusive times
|
|
report_profiling_time(m_parent_task->m_category, -time);
|
|
}
|
|
}
|
|
}
|