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lammps/src/USER-MGPT/mgpt_linalg.h
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mgpt_linalg.h
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/* ----------------------------------------------------------------------
LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
http://lammps.sandia.gov, Sandia National Laboratories
Steve Plimpton, sjplimp@sandia.gov
Copyright (2003) Sandia Corporation. Under the terms of Contract
DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
certain rights in this software. This software is distributed under
the GNU General Public License.
See the README file in the top-level LAMMPS directory.
------------------------------------------------------------------------- */
/* ----------------------------------------------------------------------
This file is part of the MGPT implementation. See further comments
in pair_mgpt.cpp and pair_mgpt.h.
------------------------------------------------------------------------- */
#ifndef MGPT_LINALG__
#define MGPT_LINALG__
#ifdef __bg__
#ifdef __bgq__
#ifdef __VECTOR4DOUBLE__
#define IBM_BGQ_SIMD
#endif
#else
#define IBM_BG_SIMD
#endif
#elif defined(__SSE3__)
#define x86_SIMD
#endif
#define restrict __restrict__
#if defined(IBM_BG_SIMD) || defined(IBM_BGQ_SIMD)
#define const
#endif
typedef void (*trmul_fun) (const double * restrict A,
const double * restrict B,
double * restrict C);
typedef void (*trtrace3_fun) (const double * restrict A,
const double * restrict B1,double * restrict t1,
const double * restrict B2,double * restrict t2,
const double * restrict B3,double * restrict t3);
#if defined(IBM_BG_SIMD) || defined(IBM_BGQ_SIMD)
#undef const
#endif
class mgpt_linalg {
public:
static int matrix_size;
trmul_fun tr_mul;
trtrace3_fun tr_trace;
int single;
const char *msg;
mgpt_linalg();
mgpt_linalg(int n,int single_precision);
};
#undef restrict
#endif
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