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blas_dh.h
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00001 /*@HEADER
00002 // ***********************************************************************
00003 //
00004 //       Ifpack: Object-Oriented Algebraic Preconditioner Package
00005 //                 Copyright (2009) Sandia Corporation
00006 //
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
00008 // license for use of this work by or on behalf of the U.S. Government.
00009 //
00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
00013 // License, or (at your option) any later version.
00014 //
00015 // This library is distributed in the hope that it will be useful, but
00016 // WITHOUT ANY WARRANTY; without even the implied warranty of
00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018 // Lesser General Public License for more details.
00019 //
00020 // You should have received a copy of the GNU Lesser General Public
00021 // License along with this library; if not, write to the Free Software
00022 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
00023 // USA
00024 // Questions? Contact Michael A. Heroux (maherou@sandia.gov)
00025 //
00026 // ***********************************************************************
00027 //@HEADER
00028 */
00029 
00030 #ifndef THREADED_BLAS_DH
00031 #define THREADED_BLAS_DH
00032 
00033 /* notes: 1. for mpi MatVec, see "Mat_dhMatvec()" in Mat_dh.h
00034           2. MPI calls use MPI_COMM_WORLD for the communicator,
00035              where applicable.
00036 */
00037 
00038 #include "euclid_common.h"
00039 
00040 #ifdef SEQUENTIAL_MODE
00041 #define MatVec       matvec_euclid_seq
00042 #endif
00043 
00044 #ifdef __cplusplus
00045 extern "C"
00046 {
00047 #endif
00048 
00049   extern void matvec_euclid_seq (int n, int *rp, int *cval, double *aval,
00050          double *x, double *y);
00051   extern double InnerProd (int local_n, double *x, double *y);
00052   extern double Norm2 (int local_n, double *x);
00053   extern void Axpy (int n, double alpha, double *x, double *y);
00054   extern double Norm2 (int n, double *x);
00055   extern void CopyVec (int n, double *xIN, double *yOUT);
00056   extern void ScaleVec (int n, double alpha, double *x);
00057 
00058 #ifdef __cplusplus
00059 }
00060 #endif
00061 
00062 #endif
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