/*********************************************************************/

/* Copyright 2009, 2010 The University of Texas at Austin.           */

/* All rights reserved.                                              */

/*                                                                   */

/* Redistribution and use in source and binary forms, with or        */

/* without modification, are permitted provided that the following   */

/* conditions are met:                                               */

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/*      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.                              */

/*                                                                   */

/*    THIS  SOFTWARE IS PROVIDED  BY THE  UNIVERSITY OF  TEXAS AT    */

/*    AUSTIN  ``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    */

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/* documentation are those of the authors and should not be          */

/* interpreted as representing official policies, either expressed   */

/* or implied, of The University of Texas at Austin.                 */

/*********************************************************************/

#include <stdio.h></stdio.h>

#include "common.h"

static int inner_thread(blas_arg_t *args, BLASLONG *range_m, BLASLONG *range_n,

			 FLOAT *sa, FLOAT *sb, BLASLONG mypos) {

  BLASLONG n   = args -> n;

  BLASLONG off = 0;

  if (range_n) {

    n   = range_n[1] - range_n[0];

    off = range_n[0];

  }

#ifndef TRANS

  LASWP_PLUS(n, 1, args -> m, ZERO, 

	     (FLOAT *)args -> b + off * args -> ldb * COMPSIZE, args -> ldb, NULL, 0, args -> c, 1);

  TRSM_LNLU (args, range_m, range_n, sa, sb, 0);

  TRSM_LNUN (args, range_m, range_n, sa, sb, 0);

#else

  TRSM_LTUN  (args, range_m, range_n, sa, sb, 0);

  TRSM_LTLU  (args, range_m, range_n, sa, sb, 0);

  LASWP_MINUS(n, 1, args -> m, ZERO, 

	      (FLOAT *)args -> b + off * args -> ldb * COMPSIZE, args -> ldb, NULL, 0, args -> c, -1);

#endif

  return 0;

}

blasint CNAME(blas_arg_t *args, BLASLONG *range_m, BLASLONG *range_n, FLOAT *sa, FLOAT *sb, BLASLONG mypos) {

  int mode;

#ifndef TRANS

    if (args -> n  == 1){

      LASWP_PLUS(1, 1, args -> m, ZERO, args -> b, args -> ldb, NULL, 0, args -> c, 1);

      TRSV_NLU (args -> m, args -> a, args -> lda, args -> b, 1, sb);

      TRSV_NUN (args -> m, args -> a, args -> lda, args -> b, 1, sb);

    } else {

#ifdef XDOUBLE

      mode  =  BLAS_XDOUBLE | BLAS_REAL;

#elif defined(DOUBLE)

      mode  =  BLAS_DOUBLE  | BLAS_REAL;

#else

      mode  =  BLAS_SINGLE  | BLAS_REAL;

#endif  

      gemm_thread_n(mode, args, NULL, NULL, inner_thread, sa, sb,  args -> nthreads);

    }

#else

    if (args -> n == 1){

      TRSV_TUN (args -> m, args -> a, args -> lda, args -> b, 1, sb);

      TRSV_TLU (args -> m, args -> a, args -> lda, args -> b, 1, sb);

      LASWP_MINUS(1, 1, args -> m, ZERO, args -> b, args -> ldb, NULL, 0, args -> c, -1);

    } else {

#ifdef XDOUBLE

      mode  =  BLAS_XDOUBLE | BLAS_REAL | (1 << BLAS_TRANSA_SHIFT);

#elif defined(DOUBLE)

      mode  =  BLAS_DOUBLE  | BLAS_REAL | (1 << BLAS_TRANSA_SHIFT);

#else

      mode  =  BLAS_SINGLE  | BLAS_REAL | (1 << BLAS_TRANSA_SHIFT);

#endif  

      gemm_thread_n(mode, args, NULL, NULL, inner_thread, sa, sb,  args -> nthreads);

    }

#endif

    return 0;

  }