time_dgetrf_tile.c

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#define _TYPE  double
#define _PREC  double
#define _LAMCH LAPACKE_dlamch_work

#define _NAME  "PLASMA_dgetrf_Tile"
/* See Lawn 41 page 120 */
#define _FMULS FMULS_GETRF(M, N)
#define _FADDS FADDS_GETRF(M, N)

#include "./timing.c"

static int
RunTest(int *iparam, double *dparam, real_Double_t *t_) 
{
    PASTE_CODE_IPARAM_LOCALS( iparam );

    if ( M != N && check ) {
        fprintf(stderr, "Check cannot be perfomed with M != N\n");
        check = 0;
    }

    /* Allocate Data */
    PASTE_CODE_ALLOCATE_MATRIX_TILE( descA, 1, double, PlasmaRealDouble, LDA, M, N );
    PASTE_CODE_ALLOCATE_MATRIX( piv, 1, int, min(M, N), 1 );
    
    PLASMA_dplrnt_Tile(descA, 3456);

    /* Save AT in lapack layout for check */
    PASTE_TILE_TO_LAPACK( descA, A, check, double, LDA, N );
    
    START_TIMING();
    PLASMA_dgetrf_Tile( descA, piv );
    STOP_TIMING();
    
    /* Check the solution */
    if ( check )
    {
        PASTE_CODE_ALLOCATE_MATRIX_TILE( descB, 1, double, PlasmaRealDouble, LDB, N, NRHS );
        PLASMA_dplrnt_Tile( descB, 7732 );
        PASTE_TILE_TO_LAPACK( descB, b, check, double, LDB, NRHS );

        PLASMA_dgetrs_Tile( PlasmaNoTrans, descA, piv, descB );

        PASTE_TILE_TO_LAPACK( descB, x, check, double, LDB, NRHS );
        dparam[IPARAM_RES] = d_check_solution(M, N, NRHS, A, LDA, b, x, LDB,
                                              &(dparam[IPARAM_ANORM]), 
                                              &(dparam[IPARAM_BNORM]), 
                                              &(dparam[IPARAM_XNORM]));
        free(A); free(b); free(x);
    }

    PASTE_CODE_FREE_MATRIX( descA );
    free( piv );
 
    return 0;
}