execinfo.hpp

#ifndef __EXEC_INFO_HPP__
#define __EXEC_INFO_HPP__
 
#include <biocma_cst_config.hpp>
#include <common/has_serialize.hpp>
#include <cstddef>
#include <cstdint>
#include <iostream>
#include <string>
 
struct ExecInfo
{
  uint64_t run_id;
  uint32_t n_rank;
  uint32_t current_rank;
  uint32_t thread_per_process;
  bool verbose;
  //Compiler typically adds 3 bytes padding
 
#if defined(__cpp_lib_hardware_interference_size)
  // default cacheline size from runtime
  static constexpr size_t cache_line_size = std::hardware_destructive_interference_size;
#else
  // most common cacheline size otherwise
  static constexpr size_t cache_line_size = 64;
#endif
 
  template <class Archive, typename T = void> std::enable_if_t<AutoGenerated::FlagCompileTime::use_cereal_serde, T> serialize(Archive &ar)
  {
    ar(n_rank, current_rank, thread_per_process, verbose, run_id);
  }
 
  static std::string get_version();
};
 
inline std::ostream &operator<<(std::ostream &stream, const ExecInfo &obj)
{
  stream << obj.run_id << "\t" << obj.n_rank << "\t" << obj.thread_per_process << "\t";
  return stream;
}
 
#endif //__EXEC_INFO_HPP__