//@HEADER
// ***************************************************
//
// HPCG: High Performance Conjugate Gradient Benchmark
//
// Contact:
// Michael A. Heroux ( maherou@sandia.gov)
// Jack Dongarra     (dongarra@eecs.utk.edu)
// Piotr Luszczek    (luszczek@eecs.utk.edu)
//
// ***************************************************
//@HEADER

/*!
 @file TestSymmetry.hpp

 HPCG data structures for symmetry testing
 */

#ifndef TESTSYMMETRY_HPP
#define TESTSYMMETRY_HPP

#include "CGData.hpp"
#include "SparseMatrix.hpp"
#include "hpcg.hpp"

struct TestSymmetryData_STRUCT
{
    double depsym_spmv; //!< departure from symmetry for the SPMV kernel
    double depsym_mg;   //!< departure from symmetry for the MG kernel
    int count_fail;     //!< number of failures in the symmetry tests
};
typedef struct TestSymmetryData_STRUCT TestSymmetryData;

extern int TestSymmetry(SparseMatrix& A, Vector& b, Vector& xexact, TestSymmetryData& testsymmetry_data);

#endif // TESTSYMMETRY_HPP