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Support adding externally-measured profiling data to util::profiler

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This commit is contained in:
Nikita Lisitsa 2021-06-04 18:01:32 +03:00
parent 375732609b
commit 31c27ccfd3
2 changed files with 26 additions and 0 deletions
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7
libs/util/include/psemek/util/profiler.hpp
View file

@ -14,6 +14,13 @@ namespace psemek::util
~ profiler();
static void dump();
static void push(std::string const & name, std::chrono::duration<double> duration);
template <typename Duration>
static void push(std::string const & name, Duration duration)
{
push(name, std::chrono::duration_cast<std::chrono::duration<double>>(duration));
}
private:
util::clock<std::chrono::duration<double>, std::chrono::high_resolution_clock> clock_;

19
libs/util/source/profiler.cpp
View file

@ -165,6 +165,25 @@ namespace psemek::util
current = current->parent;
}
void profiler::push(std::string const & name, std::chrono::duration<double> duration)
{
auto const id = std::this_thread::get_id();
if (!current)
{
std::lock_guard lock{roots_mutex};
current = &roots[id];
current->mutex = &thread_mutex[id];
}
std::lock_guard lock{*(current->mutex)};
auto child = &current->children[name];
child->parent = current;
child->mutex = current->mutex;
child->execution_time.push(duration.count());
}
void profiler::dump()
{
dump_impl(merged_tree(), 0);