FLA_Trsv_external.c File Reference

(r12600)

Functions
FLA_Error	FLA_Trsv_external (FLA_Uplo uplo, FLA_Trans trans, FLA_Diag diag, FLA_Obj A, FLA_Obj x)

---

Function Documentation

FLA_Error FLA_Trsv_external	(	FLA_Uplo	uplo,
		FLA_Trans	trans,
		FLA_Diag	diag,
		FLA_Obj	A,
		FLA_Obj	x
	)

References bl1_ctrsv(), bl1_dtrsv(), bl1_strsv(), bl1_ztrsv(), FLA_Check_error_level(), FLA_Obj_col_stride(), FLA_Obj_datatype(), FLA_Obj_has_zero_dim(), FLA_Obj_length(), FLA_Obj_row_stride(), FLA_Obj_vector_inc(), FLA_Param_map_flame_to_blis_diag(), FLA_Param_map_flame_to_blis_trans(), FLA_Param_map_flame_to_blis_uplo(), and FLA_Trsv_check().

Referenced by FLA_Chol_l_unb_var1(), FLA_Chol_u_unb_var1(), FLA_Eig_gest_il_unb_var1(), FLA_Eig_gest_il_unb_var5(), FLA_Eig_gest_iu_unb_var1(), FLA_Eig_gest_iu_unb_var5(), FLA_LU_nopiv_unb_var1(), FLA_LU_nopiv_unb_var2(), FLA_LU_nopiv_unb_var3(), FLA_LU_piv_unb_var3(), FLA_LU_piv_unb_var3b(), FLA_Trinv_ln_unb_var2(), FLA_Trinv_ln_unb_var4(), FLA_Trinv_lu_unb_var2(), FLA_Trinv_lu_unb_var4(), FLA_Trinv_un_unb_var2(), FLA_Trinv_un_unb_var4(), FLA_Trinv_uu_unb_var2(), FLA_Trinv_uu_unb_var4(), FLA_Trsm_llc_unb_var3(), FLA_Trsm_llc_unb_var4(), FLA_Trsm_llh_unb_var3(), FLA_Trsm_llh_unb_var4(), FLA_Trsm_lln_unb_var3(), FLA_Trsm_lln_unb_var4(), FLA_Trsm_llt_unb_var3(), FLA_Trsm_llt_unb_var4(), FLA_Trsm_luc_unb_var3(), FLA_Trsm_luc_unb_var4(), FLA_Trsm_luh_unb_var3(), FLA_Trsm_luh_unb_var4(), FLA_Trsm_lun_unb_var3(), FLA_Trsm_lun_unb_var4(), FLA_Trsm_lut_unb_var3(), FLA_Trsm_lut_unb_var4(), FLA_Trsm_rlc_unb_var3(), FLA_Trsm_rlc_unb_var4(), FLA_Trsm_rlh_unb_var3(), FLA_Trsm_rlh_unb_var4(), FLA_Trsm_rln_unb_var3(), FLA_Trsm_rln_unb_var4(), FLA_Trsm_rlt_unb_var3(), FLA_Trsm_rlt_unb_var4(), FLA_Trsm_ruc_unb_var3(), FLA_Trsm_ruc_unb_var4(), FLA_Trsm_ruh_unb_var3(), FLA_Trsm_ruh_unb_var4(), FLA_Trsm_run_unb_var3(), FLA_Trsm_run_unb_var4(), FLA_Trsm_rut_unb_var3(), FLA_Trsm_rut_unb_var4(), FLA_Trsv(), FLA_Trsv_lc_task(), FLA_Trsv_ln_task(), FLA_Trsv_lt_task(), FLA_Trsv_task(), FLA_Trsv_uc_task(), FLA_Trsv_un_task(), FLA_Trsv_ut_task(), FLA_Trsvsx_external(), and FLASH_FS_incpiv_aux1().

{
  FLA_Datatype datatype;
  int          m_A;
  int          rs_A, cs_A;
  int          inc_x;
  uplo1_t       blis_uplo;
  trans1_t      blis_trans;
  diag1_t       blis_diag;

  if ( FLA_Check_error_level() == FLA_FULL_ERROR_CHECKING ) 
    FLA_Trsv_check( uplo, trans, diag, A, x );

  if ( FLA_Obj_has_zero_dim( A ) ) return FLA_SUCCESS;

  datatype = FLA_Obj_datatype( A );

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

  inc_x    = FLA_Obj_vector_inc( x );

  FLA_Param_map_flame_to_blis_uplo( uplo, &blis_uplo );
  FLA_Param_map_flame_to_blis_trans( trans, &blis_trans );
  FLA_Param_map_flame_to_blis_diag( diag, &blis_diag );


  switch( datatype ){

  case FLA_FLOAT:
  {
    float *buff_A = ( float * ) FLA_FLOAT_PTR( A );
    float *buff_x = ( float * ) FLA_FLOAT_PTR( x );

    bl1_strsv( blis_uplo,
               blis_trans,
               blis_diag,
               m_A,
               buff_A, rs_A, cs_A,
               buff_x, inc_x );

    break;
  }

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

    bl1_dtrsv( blis_uplo,
               blis_trans,
               blis_diag,
               m_A,
               buff_A, rs_A, cs_A,
               buff_x, inc_x );

    break;
  }

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

    bl1_ctrsv( blis_uplo,
               blis_trans,
               blis_diag,
               m_A,
               buff_A, rs_A, cs_A,
               buff_x, inc_x );

    break;
  }

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

    bl1_ztrsv( blis_uplo,
               blis_trans,
               blis_diag,
               m_A,
               buff_A, rs_A, cs_A,
               buff_x, inc_x );

    break;
  }

  }

  return FLA_SUCCESS;
}