ATL_f77gemm.c (ulmBLAS/bench/ATL

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/*

 *             Automatically Tuned Linear Algebra Software v3.10.1

 *                    (C) Copyright 1999 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"

#define F77GEMM F77gemm

#define f77gemm Mjoin(PATL,f77gemm)

void f77gemm(const enum ATLAS_TRANS TA, const enum ATLAS_TRANS TB,

             const int M, const int N, const int K, 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) || defined(StringCrayStyle)

      F77_CHAR fta;

      F77_CHAR ftb;

   #endif

   #ifdef ATL_FunkyInts

      const F77_INTEGER F77M=M, F77N=N, F77K=K, F77lda=lda, F77ldb=ldb,

                        F77ldc=ldc;

   #else

      #define F77M M

      #define F77N N

      #define F77K K

      #define F77lda lda

      #define F77ldb ldb

      #define F77ldc ldc

   #endif

   char cta, ctb;

   if (TA == AtlasNoTrans) cta = 'N';

   else if (TA == AtlasTrans) cta = 'T';

   else if (TA == AtlasConjTrans) cta = 'C';

   if (TB == AtlasNoTrans) ctb = 'N';

   else if (TB == AtlasTrans) ctb = 'T';

   else if (TB == AtlasConjTrans) ctb = 'C';

   #if defined(StringSunStyle)

      F77GEMM(&cta, &ctb, &F77M, &F77N, &F77K, SADD alpha, A, &F77lda,

              B, &F77ldb, SADD beta, C, &F77ldc, ONE, ONE);

   #elif defined(StringCrayStyle)

      fta = ATL_C2F_TransChar(cta);

      ftb = ATL_C2F_TransChar(ctb);

      F77GEMM(fta, ftb, &F77M, &F77N, &F77K, SADD alpha, A, &F77lda, B, &F77ldb,

              SADD beta, C, &F77ldc);

   #elif defined(StringStructVal)

      fta.len = ftb.len = 1;

      fta.cp = &cta; ftb.cp = &ctb;

      F77GEMM(fta, ftb, &F77M, &F77N, &F77K, SADD alpha, A, &F77lda, B, &F77ldb,

              SADD beta, C, &F77ldc);

   #elif defined(StringStructPtr)

      fta.len = ftb.len = 1;

      fta.cp = &cta; ftb.cp = &ctb;

      F77GEMM(&fta, &ftb, &F77M, &F77N, &F77K, SADD alpha, A, &F77lda,

              B, &F77ldb, SADD beta, C, &F77ldc);

   #else

      fprintf(stderr, "\n\nF77/C interface not defined!!\n\n");

      exit(-1);

   #endif

}