time_zpotrf_tile.c File Reference

#include "./timing.c"

Include dependency graph for time_zpotrf_tile.c:

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Macros
#define	_TYPE   PLASMA_Complex64_t
#define	_PREC   double
#define	_LAMCH   LAPACKE_dlamch_work
#define	_NAME   "PLASMA_zpotrf_Tile"
#define	_FMULS   (n * (1.0 / 6.0 * n + 0.5) * n)
#define	_FADDS   (n * (1.0 / 6.0 * n ) * n)

Functions
static int	RunTest (int *iparam, double *dparam, real_Double_t *t_)

---

Macro Definition Documentation

#define _FADDS   (n * (1.0 / 6.0 * n ) * n)

Definition at line 13 of file time_zpotrf_tile.c.

#define _FMULS   (n * (1.0 / 6.0 * n + 0.5) * n)

Definition at line 12 of file time_zpotrf_tile.c.

#define _LAMCH   LAPACKE_dlamch_work

Definition at line 8 of file time_zpotrf_tile.c.

#define _NAME   "PLASMA_zpotrf_Tile"

Definition at line 10 of file time_zpotrf_tile.c.

#define _PREC   double

Definition at line 7 of file time_zpotrf_tile.c.

#define _TYPE   PLASMA_Complex64_t

normal z -> c d s

Definition at line 6 of file time_zpotrf_tile.c.

---

Function Documentation

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

static

Definition at line 18 of file time_zpotrf_tile.c.

References A, AT, cWtime(), ISEED, MAGMA_CUDA, MAGMA_Desc_Create(), MAGMA_Desc_Destroy(), MAGMA_Disable(), MAGMA_Enable(), MAGMA_PROFILING_MODE, MAGMA_zplghe_Tile(), MAGMA_zpotrf_Tile(), MAGMA_zpotrs_Tile(), MAGMA_zTile_to_Lapack(), morse_schedprofile_display(), morse_zdisplay_allprofile(), morse_zlocality_allrestore(), morse_zlocality_allrestrict(), TIMING_ANORM, TIMING_BNORM, TIMING_CHECK, TIMING_ESTIMATED_PEAK, TIMING_N, TIMING_NB, TIMING_NO_CPU, TIMING_NRHS, TIMING_PEAK, TIMING_PROFILE, TIMING_RES, TIMING_XNORM, uplo, and zcheck_solution().

{
    PLASMA_Complex64_t *A, *AT, *b, *bT, *x;
    real_Double_t       t;
    magma_desc_t       *descA = NULL;
    magma_desc_t       *descB = NULL;
    int nb, nt;
    int n     = iparam[TIMING_N];
    int nrhs  = iparam[TIMING_NRHS];
    int check = iparam[TIMING_CHECK];
    int nocpu = iparam[TIMING_NO_CPU];
    int lda = n;
    int ldb = n;
    PLASMA_enum uplo = PlasmaLower;

    int peak_profiling = iparam[TIMING_PEAK];
    int profiling      = iparam[TIMING_PROFILE];

    nb  = iparam[TIMING_NB];
    nt  = n / nb + ((n % nb == 0) ? 0 : 1);
    
    /* Allocate Data */
    AT = (PLASMA_Complex64_t *)malloc(lda*n*sizeof(PLASMA_Complex64_t));

    /* Check if unable to allocate memory */
    if ( !AT ){
        printf("Out of Memory \n ");
        exit(0);
    }

    /* Initialiaze Data */
    MAGMA_Desc_Create(&descA, AT, PlasmaComplexDouble, nb, nb, nb*nb, lda, n, 0, 0, n, n);
    MAGMA_zplghe_Tile((double)n, descA, 51 );

    /* Save AT in lapack layout for check */
    if ( check ) {
        A = (PLASMA_Complex64_t *)malloc(lda*n    *sizeof(PLASMA_Complex64_t));
        MAGMA_zTile_to_Lapack( descA, (void*)A, n);
    }

    if ( profiling | peak_profiling )
        MAGMA_Enable( MAGMA_PROFILING_MODE );

    if (nocpu)
        morse_zlocality_allrestrict( MAGMA_CUDA );
    
    /* PLASMA ZPOSV */
    /* if (iparam[TIMING_BOUND]) */
    /*     starpu_bound_start(iparam[TIMING_BOUNDDEPS],iparam[TIMING_BOUNDDEPSPRIO]); */
    t = -cWtime();
    MAGMA_zpotrf_Tile(uplo, descA);
    t += cWtime();
    /* if (iparam[TIMING_BOUND]) */
    /*     starpu_bound_stop(); */
    *t_ = t;

    if (nocpu)
        morse_zlocality_allrestore();

    if ( profiling | peak_profiling )
        MAGMA_Disable( MAGMA_PROFILING_MODE );

    /* Check the solution */
    if ( check )
      {
        b  = (PLASMA_Complex64_t *)malloc(ldb*nrhs*sizeof(PLASMA_Complex64_t));
        bT = (PLASMA_Complex64_t *)malloc(ldb*nrhs*sizeof(PLASMA_Complex64_t));
        x  = (PLASMA_Complex64_t *)malloc(ldb*nrhs*sizeof(PLASMA_Complex64_t));

        LAPACKE_zlarnv_work(1, ISEED, ldb*nrhs, bT);
        MAGMA_Desc_Create(&descB, bT, PlasmaComplexDouble, nb, nb, nb*nb, ldb, nrhs, 0, 0, n, nrhs);
        MAGMA_zTile_to_Lapack(descB, (void*)b, n);

        MAGMA_zpotrs_Tile( uplo, descA, descB);
        MAGMA_zTile_to_Lapack(descB, (void*)x, n);

        dparam[TIMING_RES] = zcheck_solution(n, n, nrhs, A, lda, b, x, ldb,
                                             &(dparam[TIMING_ANORM]), &(dparam[TIMING_BNORM]), 
                                             &(dparam[TIMING_XNORM]));
        MAGMA_Desc_Destroy(&descB);
        free( A );
        free( b );
        free( bT );
        free( x );
      }

    MAGMA_Desc_Destroy(&descA);
    free(AT);

    if (peak_profiling) {
        real_Double_t peak = 0;
        /*estimate_zgemm_sustained_peak(&peak);*/
        dparam[TIMING_ESTIMATED_PEAK] = (double)peak;
    }
    
    if (profiling)
    {
        /* Profiling of the scheduler */
        morse_schedprofile_display();
        /* Profile of each kernel */
        morse_zdisplay_allprofile();
    }

    return 0;
}

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