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* @copyright 2009-2014 The University of Tennessee and The University of
* Tennessee Research Foundation. All rights reserved.
* @copyright 2012-2020 Bordeaux INP, CNRS (LaBRI UMR 5800), Inria,
* Univ. Bordeaux. All rights reserved.
* @version 1.0.0
* @author Hatem Ltaief
* @author Jakub Kurzak
* @author Mathieu Faverge
* @author Emmanuel Agullo
* @author Cedric Castagnede
* @date 2020-03-03
* @precisions normal z -> c d s
*

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*/
#include "chameleon_starpu.h"
#include "runtime_codelet_z.h"
#if !defined(CHAMELEON_SIMULATION)
static void cl_zsymm_cpu_func(void *descr[], void *cl_arg)
{
int M;
int N;

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CHAM_tile_t *tileA;
CHAM_tile_t *tileB;

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CHAM_tile_t *tileC;
tileA = cti_interface_get(descr[0]);
tileB = cti_interface_get(descr[1]);
tileC = cti_interface_get(descr[2]);
starpu_codelet_unpack_args(cl_arg, &side, &uplo, &M, &N, &alpha, &beta);

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TCORE_zsymm(side, uplo,
M, N,

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alpha, tileA,
tileB,
beta, tileC);
#ifdef CHAMELEON_USE_CUDA
static void cl_zsymm_cuda_func(void *descr[], void *cl_arg)
{
int M;
int N;
cuDoubleComplex alpha;

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CHAM_tile_t *tileA;
CHAM_tile_t *tileB;

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CHAM_tile_t *tileC;
tileA = cti_interface_get(descr[0]);
tileB = cti_interface_get(descr[1]);
tileC = cti_interface_get(descr[2]);
starpu_codelet_unpack_args(cl_arg, &side, &uplo, &M, &N, &alpha, &beta);

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CUDA_zsymm(
side, uplo,
M, N,

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&alpha, tileA->mat, tileA->ld,
tileB->mat, tileB->ld,
&beta, tileC->mat, tileC->ld,

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stream);
#ifndef STARPU_CUDA_ASYNC
cudaStreamSynchronize( stream );
#endif
return;
}
#endif /* !defined(CHAMELEON_SIMULATION) */
/*
* Codelet definition
*/
CODELETS(zsymm, cl_zsymm_cpu_func, cl_zsymm_cuda_func, STARPU_CUDA_ASYNC)
/**
*
* @ingroup INSERT_TASK_Complex64_t
*
*/
void INSERT_TASK_zsymm(const RUNTIME_option_t *options,
cham_side_t side, cham_uplo_t uplo,
int m, int n, int nb,

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CHAMELEON_Complex64_t alpha, const CHAM_desc_t *A, int Am, int An,
const CHAM_desc_t *B, int Bm, int Bn,
CHAMELEON_Complex64_t beta, const CHAM_desc_t *C, int Cm, int Cn)

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if ( alpha == 0. ) {
return INSERT_TASK_zlascal( options, ChamUpperLower, m, n, nb,
beta, C, Cm, Cn );
}
(void)nb;
struct starpu_codelet *codelet = &cl_zsymm;
void (*callback)(void*) = options->profiling ? cl_zsymm_callback : NULL;

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starpu_option_request_t* schedopt = (starpu_option_request_t *)(options->request->schedopt);
int workerid = (schedopt == NULL) ? -1 : schedopt->workerid;

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int accessC = ( beta == 0. ) ? STARPU_W : STARPU_RW;
CHAMELEON_BEGIN_ACCESS_DECLARATION;
CHAMELEON_ACCESS_R(A, Am, An);
CHAMELEON_ACCESS_R(B, Bm, Bn);
CHAMELEON_ACCESS_RW(C, Cm, Cn);
CHAMELEON_END_ACCESS_DECLARATION;
starpu_insert_task(
starpu_mpi_codelet(codelet),
STARPU_VALUE, &side, sizeof(int),
STARPU_VALUE, &uplo, sizeof(int),
STARPU_VALUE, &m, sizeof(int),
STARPU_VALUE, &n, sizeof(int),
STARPU_VALUE, &alpha, sizeof(CHAMELEON_Complex64_t),
STARPU_R, RTBLKADDR(A, CHAMELEON_Complex64_t, Am, An),
STARPU_R, RTBLKADDR(B, CHAMELEON_Complex64_t, Bm, Bn),
STARPU_VALUE, &beta, sizeof(CHAMELEON_Complex64_t),

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accessC, RTBLKADDR(C, CHAMELEON_Complex64_t, Cm, Cn),
STARPU_PRIORITY, options->priority,
STARPU_CALLBACK, callback,

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STARPU_EXECUTE_ON_WORKER, workerid,
#if defined(CHAMELEON_CODELETS_HAVE_NAME)
STARPU_NAME, "zsymm",
#endif
0);
}