atl_f77hemm.c

来自「基于Blas CLapck的.用过的人知道是干啥的」· C语言 代码 · 共 117 行

/*
 *             Automatically Tuned Linear Algebra Software v3.8.0
 *                   (C) Copyright 1999 Antoine P. Petitet
 *
 * Code contributers : Antoine P. Petitet, R. Clint Whaley
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *   1. Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *   2. Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions, and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *   3. The name of the ATLAS group or the names of its contributers may
 *      not be used to endorse or promote products derived from this
 *      software without specific written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE ATLAS GROUP OR ITS CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 */
#include "atlas_misc.h"
#include "atlas_tst.h"
#include "atlas_f77blas.h"

void Mjoin( PATL, f77hemm )
(
   const enum ATLAS_SIDE     SIDE,
   const enum ATLAS_UPLO     UPLO,
   const int                 M,
   const int                 N,
   const SCALAR              ALPHA,
   const TYPE                * A,
   const int                 LDA,
   const TYPE                * B,
   const int                 LDB,
   const SCALAR              BETA,
   TYPE                      * C,
   const int                 LDC
)
{
#if defined( StringSunStyle )
   #if defined( ATL_FunkyInts )
   F77_INTEGER               ONE = 1;
   #else
   int                       ONE = 1;
   #endif
#elif defined( StringStructVal ) || defined( StringStructPtr )
   F77_CHAR                  fside;
   F77_CHAR                  fuplo;
#elif defined( StringCrayStyle )
   F77_CHAR                  fside;
   F77_CHAR                  fuplo;
#endif

   char                      cside, cuplo;

#ifdef ATL_FunkyInts
   const F77_INTEGER         F77M   = M,   F77N   = N,
                             F77lda = LDA, F77ldb = LDB, F77ldc = LDC;
#else
   #define F77M              M
   #define F77N              N
   #define F77lda            LDA
   #define F77ldb            LDB
   #define F77ldc            LDC
#endif

#ifdef TCPLX
   TYPE                      alpha[2], beta[2];

   *alpha = *ALPHA; alpha[1] = ALPHA[1];
   *beta  = *BETA;  beta [1] = BETA [1];
#else
   TYPE                      alpha = ALPHA, beta = BETA;
#endif

   if( SIDE == AtlasRight ) cside = 'R';
   else                     cside = 'L';

   if( UPLO == AtlasLower ) cuplo = 'L';
   else                     cuplo = 'U';

#if   defined( StringSunStyle  )
   F77hemm( &cside, &cuplo, &F77M, &F77N, SADD alpha, A, &F77lda,
            B, &F77ldb, SADD beta, C, &F77ldc, ONE, ONE );
#elif defined( StringCrayStyle )
   fside = ATL_C2F_TransChar( cside );
   fuplo = ATL_C2F_TransChar( cuplo );
   F77hemm( fside,  fuplo,  &F77M, &F77N, SADD alpha, A, &F77lda,
            B, &F77ldb, SADD beta, C, &F77ldc );
#elif defined( StringStructVal )
   fside.len = 1; fside.cp = &cside;
   fuplo.len = 1; fuplo.cp = &cuplo;
   F77hemm( fside,  fuplo,  &F77M, &F77N, SADD alpha, A, &F77lda,
            B, &F77ldb, SADD beta, C, &F77ldc );
#elif defined( StringStructPtr )
   fside.len = 1; fside.cp = &cside;
   fuplo.len = 1; fuplo.cp = &cuplo;
   F77hemm( &fside, &fuplo, &F77M, &F77N, SADD alpha, A, &F77lda,
            B, &F77ldb, SADD beta, C, &F77ldc );
#else
   (void) fprintf( stderr, "\n\nF77/C interface not defined!!\n\n" );
   exit( -1 );
#endif
}