EKAT/src/ekat/util/ekat_arch.cpp at b95d0ebc0e131beae0dd4d0976f7b6b5df4437a4 · abagusetty/EKAT · GitHub

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#ifdef _OPENMP
# include <omp.h>
#endif

#include <sstream>

#include "ekat/ekat_assert.hpp"
#include "ekat/util/ekat_arch.hpp"
#include "ekat/kokkos/ekat_kokkos_types.hpp"

/*
 * Implementations of ekat_arch.hpp functions.
 */

namespace ekat {

std::string active_avx_string () {
  std::string s;
#if defined __AVX512F__
  s += "-AVX512F";
#endif
#if defined __AVX2__
  s += "-AVX2";
#endif
#if defined __AVX__
  s += "-AVX";
#endif
  return s;
}

std::string ekat_config_string () {
  std::stringstream ss;
  ss << " ExecSpace name: " << DefaultDevice::execution_space::name() << "\n";
  ss << " ExecSpace initialized: " << (DefaultDevice::execution_space::impl_is_initialized() ? "yes" : "no") << "\n";
  ss << " active avx set: " << active_avx_string() << "\n"
     // << " packsize " << EKAT_PACK_SIZE
     << " compiler id: " <<
#if defined __INTEL_COMPILER
    "Intel\n"
#elif defined __INTEL_LLVM_COMPILER
    "IntelLLVM\n"
#elif defined __HIPCC__
    "AMD Clang\n"
#elif defined __GNUG__
    "GCC\n"
#else
    "unknown\n"
#endif
     << " default FPE mask: " <<
      ( get_default_fpes() == 0 ? "0 (NONE) \n" :
        std::to_string(get_default_fpes()) + " (FE_INVALID | FE_DIVBYZERO | FE_OVERFLOW) \n")
     << " #host threads: " <<
#ifdef KOKKOS_ENABLE_OPENMP
         Kokkos::OpenMP::concurrency()
#elif defined _OPENMP
         omp_get_max_threads()
#else
         1
#endif
     << "\n";
  return ss.str();
}

} // namespace ekat