FLA_Ttmm_unb_external.c File Reference

(r)

Functions
FLA_Error	FLA_Ttmm_unb_external (FLA_Uplo uplo, FLA_Obj A)
FLA_Error	FLA_Ttmm_l_unb_ext (FLA_Obj A)
FLA_Error	FLA_Ttmm_u_unb_ext (FLA_Obj A)

Function Documentation

FLA_Ttmm_l_unb_ext()

FLA_Error FLA_Ttmm_l_unb_ext

(

FLA_Obj

A

)

{
  return FLA_Ttmm_unb_external( FLA_LOWER_TRIANGULAR, A );
}

References FLA_Ttmm_unb_external().

Referenced by FLA_Ttmm_l().

FLA_Ttmm_u_unb_ext()

FLA_Error FLA_Ttmm_u_unb_ext

(

FLA_Obj

A

)

{
  return FLA_Ttmm_unb_external( FLA_UPPER_TRIANGULAR, A );
}

References FLA_Ttmm_unb_external().

Referenced by FLA_Ttmm_u().

FLA_Ttmm_unb_external()

FLA_Error FLA_Ttmm_unb_external	(	FLA_Uplo	uplo,
		FLA_Obj	A )

{
  int          info = 0;
#ifdef FLA_ENABLE_EXTERNAL_LAPACK_INTERFACES
  FLA_Datatype datatype;
  int          m_A, cs_A;
  char         blas_uplo;
 
  if ( FLA_Check_error_level() == FLA_FULL_ERROR_CHECKING )
    FLA_Ttmm_check( uplo, A );
 
  if ( FLA_Obj_has_zero_dim( A ) ) return FLA_SUCCESS;
 
  datatype = FLA_Obj_datatype( A );
 
  m_A      = FLA_Obj_length( A );
  cs_A     = FLA_Obj_col_stride( A );
 
  FLA_Param_map_flame_to_netlib_uplo( uplo, &blas_uplo );
 
 
  switch( datatype ){
 
  case FLA_FLOAT:
  {
    float *buff_A = ( float * ) FLA_FLOAT_PTR( A );
 
    F77_slauu2( &blas_uplo,
                &m_A,
                buff_A, &cs_A,
                &info );
 
    break;
  }
 
  case FLA_DOUBLE:
  {
    double *buff_A = ( double * ) FLA_DOUBLE_PTR( A );
 
    F77_dlauu2( &blas_uplo,
                &m_A,
                buff_A, &cs_A,
                &info );
 
    break;
  } 
 
  case FLA_COMPLEX:
  {
    scomplex *buff_A = ( scomplex * ) FLA_COMPLEX_PTR( A );
 
    F77_clauu2( &blas_uplo,
                &m_A,
                buff_A, &cs_A,
                &info );
 
    break;
  } 
 
  case FLA_DOUBLE_COMPLEX:
  {
    dcomplex *buff_A = ( dcomplex * ) FLA_DOUBLE_COMPLEX_PTR( A );
 
    F77_zlauu2( &blas_uplo,
                &m_A,
                buff_A, &cs_A,
                &info );
 
    break;
  } 
 
  }
#else
  FLA_Check_error_code( FLA_EXTERNAL_LAPACK_NOT_IMPLEMENTED );
#endif
 
  return info;
}

References F77_clauu2(), F77_dlauu2(), F77_slauu2(), F77_zlauu2(), FLA_Check_error_level(), FLA_Obj_col_stride(), FLA_Obj_datatype(), FLA_Obj_has_zero_dim(), FLA_Obj_length(), FLA_Param_map_flame_to_netlib_uplo(), and FLA_Ttmm_check().

Referenced by FLA_Ttmm_l_unb_ext(), and FLA_Ttmm_u_unb_ext().