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123 lines
4.4 KiB
C
123 lines
4.4 KiB
C
/* Parallel Sparse BLAS GPU plugin */
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/* (C) Copyright 2013 */
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/* Salvatore Filippone */
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/* Alessandro Fanfarillo */
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/* Redistribution and use in source and binary forms, with or without */
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/* modification, are permitted provided that the following conditions */
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/* are met: */
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/* 1. Redistributions of source code must retain the above copyright */
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/* notice, this list of conditions and the following disclaimer. */
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/* 2. Redistributions in binary form must reproduce the above copyright */
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/* notice, this list of conditions, and the following disclaimer in the */
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/* documentation and/or other materials provided with the distribution. */
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/* 3. The name of the PSBLAS group or the names of its contributors may */
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/* not be used to endorse or promote products derived from this */
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/* software without specific written permission. */
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/* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS */
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/* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED */
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/* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR */
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/* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS */
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/* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR */
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/* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF */
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/* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS */
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/* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN */
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/* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) */
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/* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
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/* POSSIBILITY OF SUCH DAMAGE. */
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#ifndef _DNSDEV_H_
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#define _DNSDEV_H_
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#if defined(HAVE_SPGPU)
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#include "cintrf.h"
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#include "cuComplex.h"
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#include "cublas_v2.h"
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struct DnsDevice
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{
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// Compressed matrix
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void *cM; //it can be float or double
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//matrix size (uncompressed)
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int rows;
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int columns;
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int pitch; //old
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int cMPitch;
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//allocation size (in elements)
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int allocsize;
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/*(i.e. 0 for C, 1 for Fortran)*/
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int baseIndex;
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};
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typedef struct DnsDeviceParams
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{
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// The resulting allocation for cM and rP will be pitch*maxRowSize*(size of the elementType)
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unsigned int elementType;
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// Pitch (in number of elements)
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unsigned int pitch;
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// Number of rows.
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// Used to allocate rS array
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unsigned int rows;
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// Number of columns.
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// Used for error-checking
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unsigned int columns;
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// First index (e.g 0 or 1)
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unsigned int firstIndex;
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} DnsDeviceParams;
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int FallocDnsDevice(void** deviceMat, unsigned int rows,
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unsigned int columns, unsigned int elementType,
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unsigned int firstIndex);
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int allocDnsDevice(void ** remoteMatrix, DnsDeviceParams* params);
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void freeDnsDevice(void* remoteMatrix);
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int writeDnsDeviceFloat(void* deviceMat, float* val, int lda, int nc);
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int writeDnsDeviceDouble(void* deviceMat, double* val, int lda, int nc);
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int writeDnsDeviceFloatComplex(void* deviceMat, float complex* val, int lda, int nc);
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int writeDnsDeviceDoubleComplex(void* deviceMat, double complex* val, int lda, int nc);
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int readDnsDeviceFloat(void* deviceMat, float* val, int lda, int nc);
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int readDnsDeviceDouble(void* deviceMat, double* val, int lda, int nc);
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int readDnsDeviceFloatComplex(void* deviceMat, float complex* val, int lda, int nc);
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int readDnsDeviceDoubleComplex(void* deviceMat, double complex* val, int lda, int nc);
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int spmvDnsDeviceFloat(char transa, int m, int n, int k,
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float *alpha, void *deviceMat, void* deviceX,
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float *beta, void* deviceY);
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int spmvDnsDeviceDouble(char transa, int m, int n, int k,
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double *alpha, void *deviceMat, void* deviceX,
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double *beta, void* deviceY);
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int spmvDnsDeviceFloatComplex(char transa, int m, int n, int k,
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float complex *alpha, void *deviceMat, void* deviceX,
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float complex *beta, void* deviceY);
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int spmvDnsDeviceDoubleComplex(char transa, int m, int n, int k,
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double complex *alpha, void *deviceMat, void* deviceX,
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double complex *beta, void* deviceY);
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int getDnsDevicePitch(void* deviceMat);
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// sparse Dns matrix-vector product
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//int spmvDnsDeviceFloat(void *deviceMat, float* alpha, void* deviceX, float* beta, void* deviceY);
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//int spmvDnsDeviceDouble(void *deviceMat, double* alpha, void* deviceX, double* beta, void* deviceY);
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#else
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#define CINTRF_UNSUPPORTED -1
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#endif
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#endif
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