FLA_Chol_u_opt_var1.c File Reference

(r)

Functions
FLA_Error	FLA_Chol_u_opt_var1 (FLA_Obj A)
FLA_Error	FLA_Chol_u_ops_var1 (int mn_A, float *buff_A, int rs_A, int cs_A)
FLA_Error	FLA_Chol_u_opd_var1 (int mn_A, double *buff_A, int rs_A, int cs_A)
FLA_Error	FLA_Chol_u_opc_var1 (int mn_A, scomplex *buff_A, int rs_A, int cs_A)
FLA_Error	FLA_Chol_u_opz_var1 (int mn_A, dcomplex *buff_A, int rs_A, int cs_A)

---

Function Documentation

FLA_Error FLA_Chol_u_opc_var1	(	int	mn_A,
		scomplex *	buff_A,
		int	rs_A,
		int	cs_A
	)

References bli_cdots(), bli_ctrsv(), BLIS_CONJ_TRANSPOSE, BLIS_CONJUGATE, BLIS_NONUNIT_DIAG, BLIS_UPPER_TRIANGULAR, FLA_MINUS_ONE, and FLA_ONE.

Referenced by FLA_Chol_u_opt_var1().

{
  scomplex* buff_1  = FLA_COMPLEX_PTR( FLA_ONE );
  scomplex* buff_m1 = FLA_COMPLEX_PTR( FLA_MINUS_ONE );
  int       i;
  FLA_Error e_val;

  for ( i = 0; i < mn_A; ++i )
  {
    scomplex* A00       = buff_A + (0  )*cs_A + (0  )*rs_A;
    scomplex* a01       = buff_A + (i  )*cs_A + (0  )*rs_A;
    scomplex* alpha11   = buff_A + (i  )*cs_A + (i  )*rs_A;

    int       mn_behind = i;

    /*------------------------------------------------------------*/

    // FLA_Trsv_external( FLA_UPPER_TRIANGULAR, FLA_CONJ_TRANSPOSE, FLA_NONUNIT_DIAG, A00, a01 );
    bli_ctrsv( BLIS_UPPER_TRIANGULAR,
               BLIS_CONJ_TRANSPOSE,
               BLIS_NONUNIT_DIAG,
               mn_behind,
               A00, rs_A, cs_A,
               a01, rs_A );

    // FLA_Dotcs_external( FLA_CONJUGATE, FLA_MINUS_ONE, a01, a01, FLA_ONE, alpha11 );
    bli_cdots( BLIS_CONJUGATE,
               mn_behind,
               buff_m1,
               a01, rs_A,
               a01, rs_A,
               buff_1,
               alpha11 );

    // value = FLA_Sqrt( alpha11 );
    // if ( value != FLA_SUCCESS )
    //   return ( FLA_Obj_length( A00 ) + 1 );
    bli_csqrte( alpha11, &e_val );
    if ( e_val != FLA_SUCCESS ) return mn_behind;

    /*------------------------------------------------------------*/

  }

  return FLA_SUCCESS;
}

FLA_Error FLA_Chol_u_opd_var1	(	int	mn_A,
		double *	buff_A,
		int	rs_A,
		int	cs_A
	)

References bli_ddots(), bli_dtrsv(), BLIS_CONJ_TRANSPOSE, BLIS_CONJUGATE, BLIS_NONUNIT_DIAG, BLIS_UPPER_TRIANGULAR, FLA_MINUS_ONE, and FLA_ONE.

Referenced by FLA_Chol_u_opt_var1().

{
  double*   buff_1  = FLA_DOUBLE_PTR( FLA_ONE );
  double*   buff_m1 = FLA_DOUBLE_PTR( FLA_MINUS_ONE );
  int       i;
  FLA_Error e_val;

  for ( i = 0; i < mn_A; ++i )
  {
    double*   A00       = buff_A + (0  )*cs_A + (0  )*rs_A;
    double*   a01       = buff_A + (i  )*cs_A + (0  )*rs_A;
    double*   alpha11   = buff_A + (i  )*cs_A + (i  )*rs_A;

    int       mn_behind = i;

    /*------------------------------------------------------------*/

    // FLA_Trsv_external( FLA_UPPER_TRIANGULAR, FLA_CONJ_TRANSPOSE, FLA_NONUNIT_DIAG, A00, a01 );
    bli_dtrsv( BLIS_UPPER_TRIANGULAR,
               BLIS_CONJ_TRANSPOSE,
               BLIS_NONUNIT_DIAG,
               mn_behind,
               A00, rs_A, cs_A,
               a01, rs_A );

    // FLA_Dotcs_external( FLA_CONJUGATE, FLA_MINUS_ONE, a01, a01, FLA_ONE, alpha11 );
    bli_ddots( BLIS_CONJUGATE,
               mn_behind,
               buff_m1,
               a01, rs_A,
               a01, rs_A,
               buff_1,
               alpha11 );

    // value = FLA_Sqrt( alpha11 );
    // if ( value != FLA_SUCCESS )
    //   return ( FLA_Obj_length( A00 ) + 1 );
    bli_dsqrte( alpha11, &e_val );
    if ( e_val != FLA_SUCCESS ) return mn_behind;

    /*------------------------------------------------------------*/

  }

  return FLA_SUCCESS;
}

FLA_Error FLA_Chol_u_ops_var1	(	int	mn_A,
		float *	buff_A,
		int	rs_A,
		int	cs_A
	)

References bli_sdots(), bli_strsv(), BLIS_CONJ_TRANSPOSE, BLIS_CONJUGATE, BLIS_NONUNIT_DIAG, BLIS_UPPER_TRIANGULAR, FLA_MINUS_ONE, and FLA_ONE.

Referenced by FLA_Chol_u_opt_var1().

{
  float*    buff_1  = FLA_FLOAT_PTR( FLA_ONE );
  float*    buff_m1 = FLA_FLOAT_PTR( FLA_MINUS_ONE );
  int       i;
  FLA_Error e_val;

  for ( i = 0; i < mn_A; ++i )
  {
    float*    A00       = buff_A + (0  )*cs_A + (0  )*rs_A;
    float*    a01       = buff_A + (i  )*cs_A + (0  )*rs_A;
    float*    alpha11   = buff_A + (i  )*cs_A + (i  )*rs_A;

    int       mn_behind = i;

    /*------------------------------------------------------------*/

    // FLA_Trsv_external( FLA_UPPER_TRIANGULAR, FLA_CONJ_TRANSPOSE, FLA_NONUNIT_DIAG, A00, a01 );
    bli_strsv( BLIS_UPPER_TRIANGULAR,
               BLIS_CONJ_TRANSPOSE,
               BLIS_NONUNIT_DIAG,
               mn_behind,
               A00, rs_A, cs_A,
               a01, rs_A );

    // FLA_Dotcs_external( FLA_CONJUGATE, FLA_MINUS_ONE, a01, a01, FLA_ONE, alpha11 );
    bli_sdots( BLIS_CONJUGATE,
               mn_behind,
               buff_m1,
               a01, rs_A,
               a01, rs_A,
               buff_1,
               alpha11 );

    // value = FLA_Sqrt( alpha11 );
    // if ( value != FLA_SUCCESS )
    //   return ( FLA_Obj_length( A00 ) + 1 );
    bli_ssqrte( alpha11, &e_val );
    if ( e_val != FLA_SUCCESS ) return mn_behind;

    /*------------------------------------------------------------*/

  }

  return FLA_SUCCESS;
}

FLA_Error FLA_Chol_u_opt_var1

(

FLA_Obj

A

)

References FLA_Chol_u_opc_var1(), FLA_Chol_u_opd_var1(), FLA_Chol_u_ops_var1(), FLA_Chol_u_opz_var1(), FLA_Obj_col_stride(), FLA_Obj_datatype(), FLA_Obj_length(), and FLA_Obj_row_stride().

Referenced by FLA_Chol_u().

{
  FLA_Datatype datatype;
  int          mn_A;
  int          rs_A, cs_A;

  datatype = FLA_Obj_datatype( A );

  mn_A     = FLA_Obj_length( A );
  rs_A     = FLA_Obj_row_stride( A );
  cs_A     = FLA_Obj_col_stride( A );
  

  switch ( datatype )
  {
    case FLA_FLOAT:
    {
      float* buff_A = FLA_FLOAT_PTR( A );

      FLA_Chol_u_ops_var1( mn_A,
                           buff_A, rs_A, cs_A );

      break;
    }

    case FLA_DOUBLE:
    {
      double* buff_A = FLA_DOUBLE_PTR( A );

      FLA_Chol_u_opd_var1( mn_A,
                           buff_A, rs_A, cs_A );

      break;
    }

    case FLA_COMPLEX:
    {
      scomplex* buff_A = FLA_COMPLEX_PTR( A );

      FLA_Chol_u_opc_var1( mn_A,
                           buff_A, rs_A, cs_A );

      break;
    }

    case FLA_DOUBLE_COMPLEX:
    {
      dcomplex* buff_A = FLA_DOUBLE_COMPLEX_PTR( A );

      FLA_Chol_u_opz_var1( mn_A,
                           buff_A, rs_A, cs_A );

      break;
    }
  }

  return FLA_SUCCESS;
}

FLA_Error FLA_Chol_u_opz_var1	(	int	mn_A,
		dcomplex *	buff_A,
		int	rs_A,
		int	cs_A
	)

References bli_zdots(), bli_ztrsv(), BLIS_CONJ_TRANSPOSE, BLIS_CONJUGATE, BLIS_NONUNIT_DIAG, BLIS_UPPER_TRIANGULAR, FLA_MINUS_ONE, and FLA_ONE.

Referenced by FLA_Chol_u_opt_var1().

{
  dcomplex* buff_1  = FLA_DOUBLE_COMPLEX_PTR( FLA_ONE );
  dcomplex* buff_m1 = FLA_DOUBLE_COMPLEX_PTR( FLA_MINUS_ONE );
  int       i;
  FLA_Error e_val;

  for ( i = 0; i < mn_A; ++i )
  {
    dcomplex* A00       = buff_A + (0  )*cs_A + (0  )*rs_A;
    dcomplex* a01       = buff_A + (i  )*cs_A + (0  )*rs_A;
    dcomplex* alpha11   = buff_A + (i  )*cs_A + (i  )*rs_A;

    int       mn_behind = i;

    /*------------------------------------------------------------*/

    // FLA_Trsv_external( FLA_UPPER_TRIANGULAR, FLA_CONJ_TRANSPOSE, FLA_NONUNIT_DIAG, A00, a01 );
    bli_ztrsv( BLIS_UPPER_TRIANGULAR,
               BLIS_CONJ_TRANSPOSE,
               BLIS_NONUNIT_DIAG,
               mn_behind,
               A00, rs_A, cs_A,
               a01, rs_A );

    // FLA_Dotcs_external( FLA_CONJUGATE, FLA_MINUS_ONE, a01, a01, FLA_ONE, alpha11 );
    bli_zdots( BLIS_CONJUGATE,
               mn_behind,
               buff_m1,
               a01, rs_A,
               a01, rs_A,
               buff_1,
               alpha11 );

    // value = FLA_Sqrt( alpha11 );
    // if ( value != FLA_SUCCESS )
    //   return ( FLA_Obj_length( A00 ) + 1 );
    bli_zsqrte( alpha11, &e_val );
    if ( e_val != FLA_SUCCESS ) return mn_behind;

    /*------------------------------------------------------------*/

  }

  return FLA_SUCCESS;
}