/** * * @copyright (c) 2009-2014 The University of Tennessee and The University * of Tennessee Research Foundation. * All rights reserved. * @copyright (c) 2012-2016 Inria. All rights reserved. * @copyright (c) 2012-2014 Bordeaux INP, CNRS (LaBRI UMR 5800), Inria, Univ. Bordeaux. All rights reserved. * **/ /** * * @file zplghe.c * * MORSE computational 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 is a copy of zplghe.c * wich has been automatically generated * from Plasma 2.5.0 for MORSE 1.0.0 * @author Mathieu Faverge * @author Emmanuel Agullo * @author Cedric Castagnede * @author Rade Mathis * @author Florent Pruvost * @date 2016-08-01 * @precisions normal z -> c * **/ #include "control/common.h" /** ******************************************************************************** * * @ingroup MORSE_Complex64_t * * MORSE_zplghe - Generate a random hermitian (positive definite if 'bump' is large enough) half-matrix by tiles. * ******************************************************************************* * * @param[in] bump * The value to add to the diagonal to be sure * to have a positive definite matrix. * * @param[in] N * The order of the matrix A. N >= 0. * * @param[in] uplo * The part of the Matrix wich will be generated. * * @param[out] A * On exit, The random hermitian matrix A generated. * * @param[in] LDA * The leading dimension of the array A. LDA >= max(1,M). * * @param[in] seed * The seed used in the random generation. * ******************************************************************************* * * @return * \retval MORSE_SUCCESS successful exit * \retval <0 if -i, the i-th argument had an illegal value * ******************************************************************************* * * @sa MORSE_zplghe_Tile * @sa MORSE_zplghe_Tile_Async * @sa MORSE_cplghe * @sa MORSE_dplghe * @sa MORSE_splghe * @sa MORSE_zplghe * ******************************************************************************/ int MORSE_zplghe( double bump, MORSE_enum uplo, int N, MORSE_Complex64_t *A, int LDA, unsigned long long int seed ) { int NB; int status; MORSE_context_t *morse; MORSE_sequence_t *sequence = NULL; MORSE_request_t request = MORSE_REQUEST_INITIALIZER; MORSE_desc_t descA; morse = morse_context_self(); if (morse == NULL) { morse_fatal_error("MORSE_zplghe", "MORSE not initialized"); return MORSE_ERR_NOT_INITIALIZED; } /* Check input arguments */ if (N < 0) { morse_error("MORSE_zplghe", "illegal value of N"); return -2; } if (LDA < chameleon_max(1, N)) { morse_error("MORSE_zplghe", "illegal value of LDA"); return -4; } /* Quick return */ if (chameleon_max(0, N) == 0) return MORSE_SUCCESS; /* Tune NB depending on M, N & NRHS; Set NBNB */ status = morse_tune(MORSE_FUNC_ZGEMM, N, N, 0); if (status != MORSE_SUCCESS) { morse_error("MORSE_zplghe", "morse_tune() failed"); return status; } /* Set NT */ NB = MORSE_NB; morse_sequence_create(morse, &sequence); morse_zdesc_alloc(descA, NB, NB, LDA, N, 0, 0, N, N, morse_desc_mat_free(&descA)); /* Call the tile interface */ MORSE_zplghe_Tile_Async( bump, uplo, &descA, seed, sequence, &request ); /* Submit the matrix conversion back */ morse_ztile2lap( morse, &descAl, &descAt, MorseUpperLower, sequence, &request ); morse_sequence_wait(morse, sequence); /* Cleanup the temporary data */ morse_ztile2lap_cleanup( morse, &descAl, &descAt ); status = sequence->status; morse_sequence_destroy(morse, sequence); return status; } /** ******************************************************************************** * * @ingroup MORSE_Complex64_t_Tile * * MORSE_zplghe_Tile - Generate a random hermitian (positive definite if 'bump' is large enough) half-matrix by tiles. * Tile equivalent of MORSE_zplghe(). * Operates on matrices stored by tiles. * All matrices are passed through descriptors. * All dimensions are taken from the descriptors. * ******************************************************************************* * * @param[in] bump * The value to add to the diagonal to be sure * to have a positive definite matrix. * * @param[in] uplo * The part of the Matrix wich will be generated. * * @param[in] A * On exit, The random hermitian matrix A generated. * * @param[in] seed * The seed used in the random generation. * ******************************************************************************* * * @return * \retval MORSE_SUCCESS successful exit * ******************************************************************************* * * @sa MORSE_zplghe * @sa MORSE_zplghe_Tile_Async * @sa MORSE_cplghe_Tile * @sa MORSE_dplghe_Tile * @sa MORSE_splghe_Tile * @sa MORSE_zplghe_Tile * ******************************************************************************/ int MORSE_zplghe_Tile( double bump, MORSE_enum uplo, MORSE_desc_t *A, unsigned long long int seed ) { MORSE_context_t *morse; MORSE_sequence_t *sequence = NULL; MORSE_request_t request = MORSE_REQUEST_INITIALIZER; int status; morse = morse_context_self(); if (morse == NULL) { morse_fatal_error("MORSE_zplghe_Tile", "MORSE not initialized"); return MORSE_ERR_NOT_INITIALIZED; } morse_sequence_create(morse, &sequence); MORSE_zplghe_Tile_Async( bump, uplo, A, seed, sequence, &request ); morse_sequence_wait(morse, sequence); status = sequence->status; morse_sequence_destroy(morse, sequence); return status; } /** ******************************************************************************** * * @ingroup MORSE_Complex64_t_Tile_Async * * MORSE_zplghe_Tile_Async - Generate a random hermitian (positive definite if 'bump' is large enough) half-matrix by tiles. * Non-blocking equivalent of MORSE_zplghe_Tile(). * May return before the computation is finished. * Allows for pipelining of operations at runtime. * ******************************************************************************* * * @param[in] sequence * Identifies the sequence of function calls that this call belongs to * (for completion checks and exception handling purposes). * * @param[out] request * Identifies this function call (for exception handling purposes). * ******************************************************************************* * * @sa MORSE_zplghe * @sa MORSE_zplghe_Tile * @sa MORSE_cplghe_Tile_Async * @sa MORSE_dplghe_Tile_Async * @sa MORSE_splghe_Tile_Async * @sa MORSE_zplghe_Tile_Async * ******************************************************************************/ int MORSE_zplghe_Tile_Async( double bump, MORSE_enum uplo, MORSE_desc_t *A, unsigned long long int seed, MORSE_sequence_t *sequence, MORSE_request_t *request ) { MORSE_context_t *morse; morse = morse_context_self(); if (morse == NULL) { morse_fatal_error("MORSE_zplghe_Tile", "MORSE not initialized"); return MORSE_ERR_NOT_INITIALIZED; } if (sequence == NULL) { morse_fatal_error("MORSE_zplghe_Tile", "NULL sequence"); return MORSE_ERR_UNALLOCATED; } if (request == NULL) { morse_fatal_error("MORSE_zplghe_Tile", "NULL request"); return MORSE_ERR_UNALLOCATED; } /* Check sequence status */ if (sequence->status == MORSE_SUCCESS) request->status = MORSE_SUCCESS; else return morse_request_fail(sequence, request, MORSE_ERR_SEQUENCE_FLUSHED); /* Check descriptors for correctness */ if (morse_desc_check(A) != MORSE_SUCCESS) { morse_error("MORSE_zplghe_Tile", "invalid descriptor"); return morse_request_fail(sequence, request, MORSE_ERR_ILLEGAL_VALUE); } /* Check input arguments */ if (A->nb != A->mb) { morse_error("MORSE_zplghe_Tile", "only square tiles supported"); return morse_request_fail(sequence, request, MORSE_ERR_ILLEGAL_VALUE); } /* Quick return */ if (chameleon_min( A->m, A->n ) == 0) return MORSE_SUCCESS; morse_pzplghe(bump, uplo, A, seed, sequence, request); return MORSE_SUCCESS; }