FLA_Tridiag_UT.c File Reference

(r)

Functions
FLA_Error	FLA_Tridiag_UT (FLA_Uplo uplo, FLA_Obj A, FLA_Obj T)

Variables
fla_tridiagut_t *	fla_tridiagut_cntl_fused
fla_tridiagut_t *	fla_tridiagut_cntl_nofus
fla_tridiagut_t *	fla_tridiagut_cntl_plain

Function Documentation

FLA_Tridiag_UT()

FLA_Error FLA_Tridiag_UT	(	FLA_Uplo	uplo,
		FLA_Obj	A,
		FLA_Obj	T
	)

{
  FLA_Error r_val;
 
  // Check parameters.
  if ( FLA_Check_error_level() >= FLA_MIN_ERROR_CHECKING )
    FLA_Tridiag_UT_check( uplo, A, T );
 
  if ( FLA_Obj_row_stride( A ) == 1 &&
       FLA_Obj_is_double_precision( A ) )
    // Temporary fix not to use the fused version (numerically unstable).
    r_val = FLA_Tridiag_UT_internal( uplo, A, T, fla_tridiagut_cntl_plain );
  else
    r_val = FLA_Tridiag_UT_internal( uplo, A, T, fla_tridiagut_cntl_nofus );
 
  return r_val;
}

References FLA_Check_error_level(), FLA_Obj_is_double_precision(), FLA_Obj_row_stride(), FLA_Tridiag_UT_check(), FLA_Tridiag_UT_internal(), fla_tridiagut_cntl_nofus, fla_tridiagut_cntl_plain, and i.

Referenced by FLA_Hevd_lv_unb_var1(), and FLA_Hevd_lv_unb_var2().

Variable Documentation

fla_tridiagut_cntl_fused

fla_tridiagut_t* fla_tridiagut_cntl_fused

extern

Referenced by FLA_Tridiag_UT_cntl_finalize(), and FLA_Tridiag_UT_cntl_init().

fla_tridiagut_cntl_nofus

fla_tridiagut_t* fla_tridiagut_cntl_nofus

extern

Referenced by FLA_Tridiag_UT(), FLA_Tridiag_UT_cntl_finalize(), and FLA_Tridiag_UT_cntl_init().

fla_tridiagut_cntl_plain

fla_tridiagut_t* fla_tridiagut_cntl_plain

extern

Referenced by FLA_Tridiag_UT(), FLA_Tridiag_UT_cntl_finalize(), and FLA_Tridiag_UT_cntl_init().