OMPTargetMath.hpp

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//////////////////////////////////////////////////////////////////////////////////////
// This file is distributed under the University of Illinois/NCSA Open Source License.
// See LICENSE file in top directory for details.
//
// Copyright (c) 2016 Jeongnim Kim and QMCPACK developers.
//
// File developed by: Ye Luo, yeluo@anl.gov, Argonne National Laboratory
//
// File created by: Ye Luo, yeluo@anl.gov, Argonne National Laboratory
//////////////////////////////////////////////////////////////////////////////////////


/**@file OMPTargetMath.hpp
 *@brief handle math function mapping inside OpenMP offload regions.
 */

#ifndef OMPTARGET_MATH_H
#define OMPTARGET_MATH_H

#include <cmath>
#if !defined(ENABLE_OFFLOAD)
#include "CPU/math.hpp"
#endif

namespace omptarget
{
#if defined(ENABLE_OFFLOAD)
inline void sincos(double a, double* restrict s, double* restrict c) { ::sincos(a, s, c); }

inline void sincos(float a, float* restrict s, float* restrict c) { ::sincosf(a, s, c); }
#else
using namespace qmcplusplus;
#endif

template<typename T>
T min(T a, T b)
{
  return a < b ? a : b;
}
} // namespace omptarget
#endif