FLA_Apply_pivots_rn_opt_var1.c File Reference

(r)

Functions
FLA_Error	FLA_Apply_pivots_rn_opt_var1 (FLA_Obj p, FLA_Obj A)

Function Documentation

FLA_Apply_pivots_rn_opt_var1()

FLA_Error FLA_Apply_pivots_rn_opt_var1	(	FLA_Obj	p,
		FLA_Obj	A
	)

{
  FLA_Datatype datatype;
  int          m_A;
  int          rs_A, cs_A;
  int          inc_p;
  int          k1_0, k2_0;
 
  datatype = FLA_Obj_datatype( A );
 
  m_A      = FLA_Obj_length( A );
 
  // Swap the stride; FLA_Apply_pivots_ln_ops_var1 already consider the memory access pattern.
  cs_A     = FLA_Obj_row_stride( A );
  rs_A     = FLA_Obj_col_stride( A );
 
  inc_p    = -FLA_Obj_vector_inc( p );
 
  // Use zero-based indices.
  k1_0     = 0;
  k2_0     = ( int ) FLA_Obj_vector_dim( p ) - 1;
 
  switch ( datatype )
  {
    case FLA_INT:
    {
      int*   buff_A = FLA_INT_PTR( A );
      int*   buff_p = FLA_INT_PTR( p );
 
      FLA_Apply_pivots_ln_opi_var1( m_A,
                                    buff_A, rs_A, cs_A,
                                    k1_0,
                                    k2_0,
                                    buff_p, inc_p );
 
      break;
    }
 
    case FLA_FLOAT:
    {
      float* buff_A = FLA_FLOAT_PTR( A );
      int*   buff_p = FLA_INT_PTR( p );
 
      FLA_Apply_pivots_ln_ops_var1( m_A,
                                    buff_A, rs_A, cs_A,
                                    k1_0,
                                    k2_0,
                                    buff_p, inc_p );
 
      break;
    }
 
    case FLA_DOUBLE:
    {
      double* buff_A = FLA_DOUBLE_PTR( A );
      int*    buff_p = FLA_INT_PTR( p );
 
      FLA_Apply_pivots_ln_opd_var1( m_A,
                                    buff_A, rs_A, cs_A,
                                    k1_0,
                                    k2_0,
                                    buff_p, inc_p );
 
      break;
    }
 
    case FLA_COMPLEX:
    {
      scomplex* buff_A = FLA_COMPLEX_PTR( A );
      int*      buff_p = FLA_INT_PTR( p );
 
      FLA_Apply_pivots_ln_opc_var1( m_A,
                                    buff_A, rs_A, cs_A,
                                    k1_0,
                                    k2_0,
                                    buff_p, inc_p );
 
      break;
    }
 
    case FLA_DOUBLE_COMPLEX:
    {
      dcomplex* buff_A = FLA_DOUBLE_COMPLEX_PTR( A );
      int*      buff_p = FLA_INT_PTR( p );
 
      FLA_Apply_pivots_ln_opz_var1( m_A,
                                    buff_A, rs_A, cs_A,
                                    k1_0,
                                    k2_0,
                                    buff_p, inc_p );
 
      break;
    }
  }
 
  return FLA_SUCCESS;
}

References FLA_Apply_pivots_ln_opc_var1(), FLA_Apply_pivots_ln_opd_var1(), FLA_Apply_pivots_ln_opi_var1(), FLA_Apply_pivots_ln_ops_var1(), FLA_Apply_pivots_ln_opz_var1(), FLA_Obj_col_stride(), FLA_Obj_datatype(), FLA_Obj_length(), FLA_Obj_row_stride(), FLA_Obj_vector_dim(), FLA_Obj_vector_inc(), and i.

Referenced by FLA_Apply_pivots_rn().