pzlauum.c 4.45 KB
Newer Older
1 2
/**
 *
3 4
 * @copyright (c) 2009-2014 The University of Tennessee and The University
 *                          of Tennessee Research Foundation.
5 6
 *                          All rights reserved.
 * @copyright (c) 2012-2014 Inria. All rights reserved.
7
 * @copyright (c) 2012-2014 Bordeaux INP, CNRS (LaBRI UMR 5800), Inria, Univ. Bordeaux. All rights reserved.
8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
 *
 **/

/**
 *
 * @file pzlauum.c
 *
 *  MORSE auxiliary routines
 *  MORSE is a software package provided by Univ. of Tennessee,
 *  Univ. of California Berkeley and Univ. of Colorado Denver
 *
 * @version 2.5.0
 * @comment This file has been automatically generated
 *          from Plasma 2.5.0 for MORSE 1.0.0
 * @author Julien Langou
 * @author Henricus Bouwmeester
 * @author Mathieu Faverge
 * @author Emmanuel Agullo
 * @author Cedric Castagnede
 * @date 2010-11-15
 * @precisions normal z -> s d c
 *
 **/
31
#include "control/common.h"
32 33 34 35 36 37 38 39 40 41 42 43

#define A(m,n) A,  m,  n
/***************************************************************************//**
 *  Parallel UU' or L'L operation - dynamic scheduling
 **/
void morse_pzlauum(MORSE_enum uplo, MORSE_desc_t *A,
                          MORSE_sequence_t *sequence, MORSE_request_t *request)
{
    MORSE_context_t *morse;
    MORSE_option_t options;

    int k, m, n;
44 45
    int ldak, ldam, ldan;
    int tempkm, tempkn;
46 47 48 49 50 51 52 53 54

    morse = morse_context_self();
    if (sequence->status != MORSE_SUCCESS)
        return;
    RUNTIME_options_init(&options, morse, sequence, request);
    /*
     *  MorseLower
     */
    if (uplo == MorseLower) {
55 56 57 58 59
        for (k = 0; k < A->mt; k++) {
            tempkm = k == A->mt-1 ? A->m-k*A->mb : A->mb;
            ldak = BLKLDD(A, k);
            for(n = 0; n < k; n++) {
                ldan = BLKLDD(A, n);
60 61 62
                MORSE_TASK_zherk(
                    &options,
                    uplo, MorseConjTrans,
63 64 65
                    A->mb, tempkm, A->mb,
                    1.0, A(k, n), ldak,
                    1.0, A(n, n), ldan);
66

67 68
                for(m = n+1; m < k; m++) {
                    ldam = BLKLDD(A, m);
69 70 71
                    MORSE_TASK_zgemm(
                        &options,
                        MorseConjTrans, MorseNoTrans,
72 73 74 75
                        A->mb, A->nb, tempkm, A->mb,
                        1.0, A(k, m), ldak,
                             A(k, n), ldak,
                        1.0, A(m, n), ldam);
76 77
                }
            }
78 79
            for (n = 0; n < k; n++) {
                MORSE_TASK_dataflush( &options, A(k, n) );
80 81 82
                MORSE_TASK_ztrmm(
                    &options,
                    MorseLeft, uplo, MorseConjTrans, MorseNonUnit,
83 84 85
                    tempkm, A->nb, A->mb,
                    1.0, A(k, k), ldak,
                         A(k, n), ldak);
86
            }
87
            MORSE_TASK_dataflush( &options, A(k, k) );
88 89
            MORSE_TASK_zlauum(
                &options,
90 91
                uplo, tempkm, A->mb,
                A(k, k), ldak);
92 93 94 95 96 97
        }
    }
    /*
     *  MorseUpper
     */
    else {
98 99 100 101 102 103
        for (k = 0; k < A->mt; k++) {
            tempkn = k == A->nt-1 ? A->n-k*A->nb : A->nb;
            ldak = BLKLDD(A, k);

            for (m = 0; m < k; m++) {
                ldam = BLKLDD(A, m);
104 105 106
                MORSE_TASK_zherk(
                    &options,
                    uplo, MorseNoTrans,
107 108 109
                    A->mb, tempkn, A->mb,
                    1.0, A(m, k), ldam,
                    1.0, A(m, m), ldam);
110

111 112
                for (n = m+1; n < k; n++){
                    ldan = BLKLDD(A, n);
113 114 115
                    MORSE_TASK_zgemm(
                        &options,
                        MorseNoTrans, MorseConjTrans,
116 117 118 119
                        A->mb, A->nb, tempkn, A->mb,
                        1.0, A(m, k), ldam,
                             A(n, k), ldan,
                        1.0, A(m, n), ldam);
120 121
                }
            }
122 123 124
            for (m = 0; m < k; m++) {
                ldam = BLKLDD(A, m);
                MORSE_TASK_dataflush( &options, A(m, k) );
125 126 127
                MORSE_TASK_ztrmm(
                    &options,
                    MorseRight, uplo, MorseConjTrans, MorseNonUnit,
128 129 130
                    A->mb, tempkn, A->mb,
                    1.0, A(k, k), ldak,
                         A(m, k), ldam);
131
            }
132
            MORSE_TASK_dataflush( &options, A(k, k) );
133 134
            MORSE_TASK_zlauum(
                &options,
135 136
                uplo, tempkn, A->mb,
                A(k, k), ldak);
137 138 139 140 141
        }
    }
    RUNTIME_options_finalize(&options, morse);
    MORSE_TASK_dataflush_all();
}