InfiniTensor/include/core/perf_engine.h

53 lines
1.5 KiB
C++

#pragma once
#include "core/graph.h"
#include "core/kernel.h"
#include <nlohmann/json_fwd.hpp>
namespace infini {
using json = nlohmann::json;
class PerfEngine {
public:
// TODO: Key should be OpPerfKey + Context(maybe implicat) to support
// multiple candiate kernels.
using Key = std::pair<KernelAttrs, OpPerfKey>;
PerfEngine() = default;
// PerfEngine is singleton
PerfEngine(PerfEngine &other) = delete;
PerfEngine &operator=(PerfEngine const &) = delete;
private:
map<Key, PerfRecord> data;
public:
static PerfEngine &getInstance() {
static PerfEngine instance;
return instance;
}
/**
* @brief Get the Perf Data object
*
* @return PerfRecord nullptr if no record is fnoud.
*/
PerfRecord getPerfData(const Key &key) {
auto it = data.find(key);
if (it != data.end()) // find previous evaluating results
return data.at(key);
else
return nullptr;
}
void setPerfData(const Key &key, PerfRecord record) {
IT_ASSERT(data.find(key) == data.end(), "Perf data already exist");
data.emplace(key, record);
}
map<Key, PerfRecord> get_data() { return data; }
void set_data(map<Key, PerfRecord> data) { this->data = data; }
void savePerfEngineData(std::string file_path);
void loadPerfEngineData(std::string file_path);
};
void to_json(json &j, const PerfEngine &p);
void from_json(const json &j, PerfEngine &p);
} // namespace infini