File: cg.h

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/* StarPU --- Runtime system for heterogeneous multicore architectures.
 *
 * Copyright (C) 2010-2011  Université de Bordeaux 1
 *
 * StarPU is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2.1 of the License, or (at
 * your option) any later version.
 *
 * StarPU is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 *
 * See the GNU Lesser General Public License in COPYING.LGPL for more details.
 */

#ifndef __STARPU_EXAMPLE_CG_H__
#define __STARPU_EXAMPLE_CG_H__

#include <starpu.h>
#include <math.h>
#include <common/blas.h>

#ifdef STARPU_USE_CUDA
#include <cuda.h>
#include <cublas.h>
#include <starpu_cuda.h>
#endif

#include <starpu.h>

#define DOUBLE

#ifdef DOUBLE
#define TYPE	double
#define GEMV	DGEMV
#define DOT	DDOT
#define GEMV	DGEMV
#define AXPY	DAXPY
#define SCAL	DSCAL
#define cublasdot	cublasDdot
#define cublasscal	cublasDscal
#define cublasaxpy	cublasDaxpy
#define cublasgemv	cublasDgemv
#define cublasscal	cublasDscal
#else
#define TYPE	float
#define GEMV	SGEMV
#define DOT	SDOT
#define GEMV	SGEMV
#define AXPY	SAXPY
#define SCAL	SSCAL
#define cublasdot	cublasSdot
#define cublasscal	cublasSscal
#define cublasaxpy	cublasSaxpy
#define cublasgemv	cublasSgemv
#define cublasscal	cublasSscal
#endif

int dot_kernel(starpu_data_handle_t v1,
	       starpu_data_handle_t v2,
	       starpu_data_handle_t s,
	       unsigned nblocks,
	       int use_reduction);

int gemv_kernel(starpu_data_handle_t v1,
                starpu_data_handle_t matrix, 
                starpu_data_handle_t v2,
                TYPE p1, TYPE p2,
		unsigned nblocks,
		int use_reduction);

int axpy_kernel(starpu_data_handle_t v1,
		starpu_data_handle_t v2, TYPE p1,
		unsigned nblocks);

int scal_axpy_kernel(starpu_data_handle_t v1, TYPE p1,
		     starpu_data_handle_t v2, TYPE p2,
		     unsigned nblocks);

int copy_handle(starpu_data_handle_t dst,
		starpu_data_handle_t src,
		unsigned nblocks);

#endif /* __STARPU_EXAMPLE_CG_H__ */