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#ifndef BENCHMARK_THREAD_MANAGER_H
#define BENCHMARK_THREAD_MANAGER_H
#include <atomic>
#include "benchmark/benchmark.h"
#include "mutex.h"
namespace benchmark {
namespace internal {
class ThreadManager {
public:
explicit ThreadManager(int num_threads) : start_stop_barrier_(num_threads) {}
Mutex& GetBenchmarkMutex() const RETURN_CAPABILITY(benchmark_mutex_) {
return benchmark_mutex_;
}
bool StartStopBarrier() { return start_stop_barrier_.wait(); }
void NotifyThreadComplete() { start_stop_barrier_.removeThread(); }
struct Result {
IterationCount iterations = 0;
double real_time_used = 0;
double cpu_time_used = 0;
double manual_time_used = 0;
int64_t complexity_n = 0;
std::string report_label_;
std::string skip_message_;
internal::Skipped skipped_ = internal::NotSkipped;
UserCounters counters;
};
GUARDED_BY(GetBenchmarkMutex()) Result results;
private:
mutable Mutex benchmark_mutex_;
Barrier start_stop_barrier_;
};
} // namespace internal
} // namespace benchmark
#endif // BENCHMARK_THREAD_MANAGER_H
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