Commit e4e8423f authored by BOUCHERIE Raphael's avatar BOUCHERIE Raphael

added new file pzgeqrfhqr

parent 067993e0
......@@ -250,6 +250,10 @@ endif()
#########################
set(CHAMELEON_DEP "")
find_package(LIBHQR REQUIRED)
list(INSERT CHAMELEON_DEP 0 ${LIBHQR_LIBRARIES})
include_directories(${LIBHQR_INCLUDE_DIRS})
# Check for Thread library
# ------------------------
set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
......@@ -274,7 +278,7 @@ if(UNIX OR WIN32)
message(FATAL_ERROR "Could NOT find libm on your system."
" Are you sure to a have a C compiler installed?")
endif()
endif()
endif()
# Try to find librt (libposix4 - POSIX.1b Realtime Extensions library)
# on Unix systems except Apple ones because it does not exist on it
......
# - Try to find LibHQR
# Once done this will define
# LIBHQR_FOUND - System has LibHQR
# LIBHQR_INCLUDE_DIRS - The LibHQR include directories
# LIBHQR_LIBRARIES - The libraries needed to use LibHQR
# LIBHQR_DEFINITIONS - Compiler switches required for using LIBHQR
find_package(PkgConfig)
pkg_check_modules(PC_LIBHQR QUIET libhqr)
set(LIBHQR_DEFINITIONS ${PC_LIBHQR_CFLAGS_OTHER})
find_path(
LIBHQR_INCLUDE_DIR
libhqr.h
HINTS ${PC_LIBHQR_INCLUDEDIR}
${PC_LIBHQR_INCLUDE_DIRS}
)
find_library(
LIBHQR_LIBRARY
NAMES hqr
HINTS ${PC_LIBHQR_LIBDIR} ${PC_LIBHQR_LIBRARY_DIRS}
)
include(FindPackageHandleStandardArgs)
# handle the QUIETLY and REQUIRED arguments
# and set LIBHQR_FOUND to TRUE
# if all listed variables are TRUE
find_package_handle_standard_args(
LIBHQR DEFAULT_MSG LIBHQR_LIBRARY LIBHQR_INCLUDE_DIR)
mark_as_advanced(LIBHQR_INCLUDE_DIR LIBHQR_LIBRARY )
set(LIBHQR_LIBRARIES ${LIBHQR_LIBRARY} )
set(LIBHQR_INCLUDE_DIRS ${LIBHQR_INCLUDE_DIR} )
......@@ -105,6 +105,7 @@ set(ZSRC
pzgelqfrh.c
pzgeqrf.c
pzgeqrfrh.c
pzgeqrfhqr.c
pzgetrf_incpiv.c
pzgetrf_nopiv.c
pzlacpy.c
......
/**
*
* @copyright (c) 2009-2014 The University of Tennessee and The University of
* Tennessee Research Foundation. All rights reserved.
* @copyright (c) 2012-2017 Bordeaux INP, CNRS (LaBRI UMR 5800), Inria,
* Univ. Bordeaux. All rights reserved.
*
**/
/**
*
* @file pzgeqrfhqr.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
* @author Jakub Kurzak
* @author Hatem Ltaief
* @author Dulceneia Becker
* @author Mathieu Faverge
* @author Emmanuel Agullo
* @author Cedric Castagnede
* @author Raphael Boucherie
* @date 2010-11-15
* @precisions normal z -> s d c
*
**/
#include "control/common.h"
#include "libhqr.h"
#define A(m,n) A, (m), (n)
#define T(m,n) T, (m), (n)
#define T2(m,n) T, (m), ((n)+A->nt)
#if defined(CHAMELEON_COPY_DIAG)
#define DIAG(m,n) DIAG, (m), (n)
#else
#define DIAG(m,n) A, (m), (n)
#endif
/***************************************************************************//**
* Parallel tile QR factorization (reduction Householder) - dynamic scheduling
**/
void morse_pzgeqrfhqr(MORSE_desc_t *A, MORSE_desc_t *T, const libhqr_tree_t *qrtree,
MORSE_sequence_t *sequence, MORSE_request_t *request)
{
MORSE_context_t *morse;
MORSE_option_t options;
size_t ws_worker = 0;
size_t ws_host = 0;
MORSE_desc_t *DIAG = NULL;
int k, m, n, i, j, p;
int K, M, RD;
int ldap, ldam, ldaMRD;
int tempkmin, tempkn, tempMm, tempnn, tempmm, tempMRDm;
int ib;
int *tiles;
morse = morse_context_self();
if (sequence->status != MORSE_SUCCESS)
return;
RUNTIME_options_init(&options, morse, sequence, request);
ib = MORSE_IB;
/*
* zgeqrt = A->nb * (ib+1)
* zunmqr = A->nb * ib
* ztsqrt = A->nb * (ib+1)
* zttqrt = A->nb * (ib+1)
* ztsmqr = A->nb * ib
* zttmqr = A->nb * ib
*/
ws_worker = A->nb * (ib+1);
/* Allocation of temporary (scratch) working space */
#if defined(CHAMELEON_USE_CUDA)
/* Worker space
*
* zunmqr = A->nb * ib
* ztsmqr = 2 * A->nb * ib
*/
ws_worker = chameleon_max( ws_worker, ib * A->nb * 2 );
#endif
/* Initialisation of tiles */
tiles = (int*)malloc((qrtree->mt)*sizeof(int));
memset( tiles, 0, (qrtree->mt)*sizeof(int) );
#if defined(CHAMELEON_USE_MAGMA)
/* Worker space
*
* zgeqrt = max( A->nb * (ib+1), ib * (ib + A->nb) )
* ztsqrt = max( A->nb * (ib+1), ib * (ib + A->nb) )
*/
ws_worker = chameleon_max( ws_worker, ib * (ib + A->nb) );
/* Host space
*
* zgeqrt = ib * (A->nb+3*ib) + A->nb )
* ztsqrt = 2 * ib * (A->nb+ib) + A->nb
*/
ws_host = chameleon_max( ws_host, ib * (A->mb + 3 * ib) + A->mb );
ws_host = chameleon_max( ws_host, 2 * ib * (A->nb + ib) + A->nb );
#endif
ws_worker *= sizeof(MORSE_Complex64_t);
ws_host *= sizeof(MORSE_Complex64_t);
RUNTIME_options_ws_alloc( &options, ws_worker, ws_host );
#if defined(CHAMELEON_COPY_DIAG)
{
/* necessary to avoid dependencies between tasks regarding the diag tile */
int nblk = ( A->mt + BS -1 ) / BS;
DIAG = (MORSE_desc_t*)malloc(sizeof(MORSE_desc_t));
morse_zdesc_alloc_diag(*DIAG, A->mb, A->nb, nblk * A->mb, A->nb, 0, 0, nblk * A->mb, A->nb, A->p, A->q);
}
#endif
K = chameleon_min(A->mt, A->nt);
/* The number of the factorization */
for (k = 0; k < K; k++) {
RUNTIME_iteration_push(morse, k);
tempkn = k == A->nt-1 ? A->n-k*A->nb : A->nb;
/* The number of geqrt to apply */
for (i = 0; i < qrtree->getnbgeqrf(qrtree, k); i++) {
m = qrtree->getm(qrtree, k, i);
tempmm = m == A->mt-1 ? A->m-m*A->mb : A->mb;
tempkmin = chameleon_min(tempmm, tempkn);
ldam = BLKLDD(A, m);
MORSE_TASK_zgeqrt(
&options,
tempmm, tempkn, ib, T->nb,
A(m, k), ldam,
T(m, k), T->mb);
if ( k < (A->nt-1) ) {
#if defined(CHAMELEON_COPY_DIAG)
MORSE_TASK_zlacpy(
&options,
MorseLower, tempmm, A->nb, A->nb,
A(m, k), ldam,
DIAG(m, k), ldam );
#if defined(CHAMELEON_USE_CUDA)
MORSE_TASK_zlaset(
&options,
MorseUpper, tempmm, A->nb,
0., 1.,
DIAG(m, k), ldam );
#endif
#endif
}
for (n = k+1; n < A->nt; n++) {
tempnn = n == A->nt-1 ? A->n-n*A->nb : A->nb;
MORSE_TASK_zunmqr(
&options,
MorseLeft, MorseConjTrans,
tempmm, tempnn, tempkmin, ib, T->nb,
DIAG(m, k), ldam,
T(m, k), T->mb,
A(m, n), ldam);
}
}
/* Setting the order of the tiles */
libhqr_treewalk(qrtree, k, tiles);
for (j = k; j < A->mt-1; j++) {
m = tiles[j];
p = qrtree->currpiv(qrtree, k, m);
tempmm == A->mt-1 ? A->m-m*A->mb : A->mb;
ldam = BLKLDD(A, m);
ldap = BLKLDD(A, p);
/* Tiles killed is a TS */
if(qrtree->gettype(qrtree, k, m) == 0){
MORSE_TASK_ztsqrt(
&options,
tempmm, tempkn, ib, T->nb,
A(p, k), ldap,
A(m, k), ldam,
T(m, k), T->mb);
for (n = k+1; n < A->nt; n++) {
tempnn = n == A->nt-1 ? A->n-n*A->nb : A->nb;
MORSE_TASK_ztsmqr(
&options,
MorseLeft, MorseConjTrans,
A->nb, tempnn, tempmm, tempnn, A->nb, ib, T->nb,
A(p, n), ldap,
A(m, n), ldam,
A(m, k), ldam,
T(m, k), T->mb);
}
}
/* Tiles killed is a TT */
else {
MORSE_TASK_zttqrt(
&options,
tempmm, tempkn, ib, T->nb,
A(p, k), ldap,
A(m, k), ldam,
T(m, k), T->mb);
for (n = k+1; n < A->nt; n++) {
tempnn = n == A->nt-1 ? A->n-n*A->nb : A->nb;
MORSE_TASK_zttmqr(
&options,
MorseLeft, MorseConjTrans,
A->mb, tempnn, tempmm, tempnn, A->nb, ib, T->nb,
A(p, n), ldap,
A(m, n), ldam,
A(m, k), ldam,
T(m, k), T->mb);
}
}
}
RUNTIME_iteration_pop(morse);
}
free(tiles);
RUNTIME_options_ws_free(&options);
RUNTIME_options_finalize(&options, morse);
MORSE_TASK_dataflush_all();
#if defined(CHAMELEON_COPY_DIAG)
MORSE_Sequence_Wait(sequence);
morse_desc_mat_free(DIAG);
free(DIAG);
#endif
(void)DIAG;
}
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