text: /*
  
      Copyright (C) 2014, The University of Texas at Austin
  
      This file is part of libflame and is available under the 3-Clause
      BSD license, which can be found in the LICENSE file at the top-level
      directory, or at http://opensource.org/licenses/BSD-3-Clause
  
  */
  
  #include "FLAME.h"
  
  #ifdef FLA_ENABLE_NON_CRITICAL_CODE
  
  FLA_Error FLA_Syr2k_ut_unb_var7( FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C )
  {
    FLA_Obj AL,    AR,       A0,  a1,  A2;
  
    FLA_Obj BL,    BR,       B0,  b1,  B2;
  
    FLA_Obj CTL,   CTR,      C00,  c01,     C02, 
            CBL,   CBR,      c10t, gamma11, c12t,
                             C20,  c21,     C22;
  
  
    FLA_Scalr_external( FLA_UPPER_TRIANGULAR, beta, C );
  
    FLA_Part_1x2( A,    &AL,  &AR,      0, FLA_RIGHT );
  
    FLA_Part_1x2( B,    &BL,  &BR,      0, FLA_RIGHT );
  
    FLA_Part_2x2( C,    &CTL, &CTR,
                        &CBL, &CBR,     0, 0, FLA_BR );
  
    while ( FLA_Obj_width( AR ) < FLA_Obj_width( A ) ){
  
  
      FLA_Repart_1x2_to_1x3( AL,  /**/ AR,        &A0, &a1, /**/ &A2,
                             1, FLA_LEFT );
  
      FLA_Repart_1x2_to_1x3( BL,  /**/ BR,        &B0, &b1, /**/ &B2,
                             1, FLA_LEFT );
  
      FLA_Repart_2x2_to_3x3( CTL, /**/ CTR,       &C00,  &c01,     /**/ &C02,
                                                  &c10t, &gamma11, /**/ &c12t,
                          /* ************* */   /* ************************** */
                             CBL, /**/ CBR,       &C20,  &c21,     /**/ &C22,
                             1, 1, FLA_TL );
  
      /*------------------------------------------------------------*/
  
      /* c01 = c01 + B0' * a1 */
      FLA_Gemv_external( FLA_TRANSPOSE, alpha, B0, a1, FLA_ONE, c01 );    
                        
      /* c12t = c12t + a1' * B2 */
      FLA_Gemv_external( FLA_TRANSPOSE, alpha, B2, a1, FLA_ONE, c12t );
    
      /* gamma11 = gamma11 + a1' * b1 + b1' * a1 */
      FLA_Dot2s_external( alpha, a1, b1, FLA_ONE, gamma11 );
  
      /*------------------------------------------------------------*/
  
      FLA_Cont_with_1x3_to_1x2( &AL,  /**/ &AR,        A0, /**/ a1, A2,
                                FLA_RIGHT );
  
      FLA_Cont_with_1x3_to_1x2( &BL,  /**/ &BR,        B0, /**/ b1, B2,
                                FLA_RIGHT );
  
      FLA_Cont_with_3x3_to_2x2( &CTL, /**/ &CTR,       C00,  /**/ c01,     C02,
                              /* ************** */  /* ************************ */
                                                       c10t, /**/ gamma11, c12t,
                                &CBL, /**/ &CBR,       C20,  /**/ c21,     C22,
                                FLA_BR );
  
    }
  
    return FLA_SUCCESS;
  }
  
  #endif
  