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psblas3/cuda/dnsdev.c

384 lines
12 KiB
C

/* Parallel Sparse BLAS GPU plugin */
/* (C) Copyright 2013 */
/* Salvatore Filippone */
/* Alessandro Fanfarillo */
/* Redistribution and use in source and binary forms, with or without */
/* modification, are permitted provided that the following conditions */
/* are met: */
/* 1. Redistributions of source code must retain the above copyright */
/* notice, this list of conditions and the following disclaimer. */
/* 2. Redistributions in binary form must reproduce the above copyright */
/* notice, this list of conditions, and the following disclaimer in the */
/* documentation and/or other materials provided with the distribution. */
/* 3. The name of the PSBLAS group or the names of its contributors may */
/* not be used to endorse or promote products derived from this */
/* software without specific written permission. */
/* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS */
/* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED */
/* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR */
/* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS */
/* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR */
/* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF */
/* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS */
/* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN */
/* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) */
/* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
/* POSSIBILITY OF SUCH DAMAGE. */
#include <sys/time.h>
#include "dnsdev.h"
#if defined(HAVE_SPGPU)
#define PASS_RS 0
#define IMIN(a,b) ((a)<(b) ? (a) : (b))
DnsDeviceParams getDnsDeviceParams(unsigned int rows, unsigned int columns,
unsigned int elementType, unsigned int firstIndex)
{
DnsDeviceParams params;
if (elementType == SPGPU_TYPE_DOUBLE)
{
params.pitch = ((rows + ELL_PITCH_ALIGN_D - 1)/ELL_PITCH_ALIGN_D)*ELL_PITCH_ALIGN_D;
}
else
{
params.pitch = ((rows + ELL_PITCH_ALIGN_S - 1)/ELL_PITCH_ALIGN_S)*ELL_PITCH_ALIGN_S;
}
//For complex?
params.elementType = elementType;
params.rows = rows;
params.columns = columns;
params.firstIndex = firstIndex;
return params;
}
//new
int allocDnsDevice(void ** remoteMatrix, DnsDeviceParams* params)
{
struct DnsDevice *tmp = (struct DnsDevice *)malloc(sizeof(struct DnsDevice));
*remoteMatrix = (void *)tmp;
tmp->rows = params->rows;
tmp->columns = params->columns;
tmp->cMPitch = params->pitch;
tmp->pitch= tmp->cMPitch;
tmp->allocsize = (int)tmp->columns * tmp->pitch;
tmp->baseIndex = params->firstIndex;
//fprintf(stderr,"allocDnsDevice: %d %d %d \n",tmp->pitch, params->maxRowSize, params->avgRowSize);
if (params->elementType == SPGPU_TYPE_FLOAT)
allocRemoteBuffer((void **)&(tmp->cM), tmp->allocsize*sizeof(float));
else if (params->elementType == SPGPU_TYPE_DOUBLE)
allocRemoteBuffer((void **)&(tmp->cM), tmp->allocsize*sizeof(double));
else if (params->elementType == SPGPU_TYPE_COMPLEX_FLOAT)
allocRemoteBuffer((void **)&(tmp->cM), tmp->allocsize*sizeof(cuFloatComplex));
else if (params->elementType == SPGPU_TYPE_COMPLEX_DOUBLE)
allocRemoteBuffer((void **)&(tmp->cM), tmp->allocsize*sizeof(cuDoubleComplex));
else
return SPGPU_UNSUPPORTED; // Unsupported params
//fprintf(stderr,"From allocDnsDevice: %d %d %d %p %p %p\n",tmp->maxRowSize,
// tmp->avgRowSize,tmp->allocsize,tmp->rS,tmp->rP,tmp->cM);
return SPGPU_SUCCESS;
}
void freeDnsDevice(void* remoteMatrix)
{
struct DnsDevice *devMat = (struct DnsDevice *) remoteMatrix;
//fprintf(stderr,"freeDnsDevice\n");
if (devMat != NULL) {
freeRemoteBuffer(devMat->cM);
free(remoteMatrix);
}
}
//new
int FallocDnsDevice(void** deviceMat, unsigned int rows,
unsigned int columns, unsigned int elementType,
unsigned int firstIndex)
{ int i;
#ifdef HAVE_SPGPU
DnsDeviceParams p;
p = getDnsDeviceParams(rows, columns, elementType, firstIndex);
i = allocDnsDevice(deviceMat, &p);
if (i != 0) {
fprintf(stderr,"From routine : %s : %d \n","FallocDnsDevice",i);
}
return(i);
#else
return SPGPU_UNSUPPORTED;
#endif
}
int spmvDnsDeviceFloat(char transa, int m, int n, int k, float *alpha,
void *deviceMat, void* deviceX, float *beta, void* deviceY)
{
struct DnsDevice *devMat = (struct DnsDevice *) deviceMat;
struct MultiVectDevice *x = (struct MultiVectDevice *) deviceX;
struct MultiVectDevice *y = (struct MultiVectDevice *) deviceY;
int status;
#ifdef HAVE_SPGPU
cublasHandle_t handle=psb_gpuGetCublasHandle();
cublasOperation_t trans=((transa == 'N')? CUBLAS_OP_N:((transa=='T')? CUBLAS_OP_T:CUBLAS_OP_C));
/* Note: the M,N,K choices according to TRANS have already been handled in the caller */
if (n == 1) {
status = cublasSgemv(handle, trans, m,k,
alpha, devMat->cM,devMat->pitch, x->v_,1,
beta, y->v_,1);
} else {
status = cublasSgemm(handle, trans, CUBLAS_OP_N, m,n,k,
alpha, devMat->cM,devMat->pitch, x->v_,x->pitch_,
beta, y->v_,y->pitch_);
}
if (status == CUBLAS_STATUS_SUCCESS)
return SPGPU_SUCCESS;
else
return SPGPU_UNSUPPORTED;
#else
return SPGPU_UNSUPPORTED;
#endif
}
int spmvDnsDeviceDouble(char transa, int m, int n, int k, double *alpha,
void *deviceMat, void* deviceX, double *beta, void* deviceY)
{
struct DnsDevice *devMat = (struct DnsDevice *) deviceMat;
struct MultiVectDevice *x = (struct MultiVectDevice *) deviceX;
struct MultiVectDevice *y = (struct MultiVectDevice *) deviceY;
int status;
#ifdef HAVE_SPGPU
cublasHandle_t handle=psb_gpuGetCublasHandle();
cublasOperation_t trans=((transa == 'N')? CUBLAS_OP_N:((transa=='T')? CUBLAS_OP_T:CUBLAS_OP_C));
/* Note: the M,N,K choices according to TRANS have already been handled in the caller */
if (n == 1) {
status = cublasDgemv(handle, trans, m,k,
alpha, devMat->cM,devMat->pitch, x->v_,1,
beta, y->v_,1);
} else {
status = cublasDgemm(handle, trans, CUBLAS_OP_N, m,n,k,
alpha, devMat->cM,devMat->pitch, x->v_,x->pitch_,
beta, y->v_,y->pitch_);
}
if (status == CUBLAS_STATUS_SUCCESS)
return SPGPU_SUCCESS;
else
return SPGPU_UNSUPPORTED;
#else
return SPGPU_UNSUPPORTED;
#endif
}
int spmvDnsDeviceFloatComplex(char transa, int m, int n, int k, float complex *alpha,
void *deviceMat, void* deviceX, float complex *beta, void* deviceY)
{
struct DnsDevice *devMat = (struct DnsDevice *) deviceMat;
struct MultiVectDevice *x = (struct MultiVectDevice *) deviceX;
struct MultiVectDevice *y = (struct MultiVectDevice *) deviceY;
int status;
#ifdef HAVE_SPGPU
cublasHandle_t handle=psb_gpuGetCublasHandle();
cublasOperation_t trans=((transa == 'N')? CUBLAS_OP_N:((transa=='T')? CUBLAS_OP_T:CUBLAS_OP_C));
/* Note: the M,N,K choices according to TRANS have already been handled in the caller */
if (n == 1) {
status = cublasCgemv(handle, trans, m,k,
alpha, devMat->cM,devMat->pitch, x->v_,1,
beta, y->v_,1);
} else {
status = cublasCgemm(handle, trans, CUBLAS_OP_N, m,n,k,
alpha, devMat->cM,devMat->pitch, x->v_,x->pitch_,
beta, y->v_,y->pitch_);
}
if (status == CUBLAS_STATUS_SUCCESS)
return SPGPU_SUCCESS;
else
return SPGPU_UNSUPPORTED;
#else
return SPGPU_UNSUPPORTED;
#endif
}
int spmvDnsDeviceDoubleComplex(char transa, int m, int n, int k, double complex *alpha,
void *deviceMat, void* deviceX, double complex *beta, void* deviceY)
{
struct DnsDevice *devMat = (struct DnsDevice *) deviceMat;
struct MultiVectDevice *x = (struct MultiVectDevice *) deviceX;
struct MultiVectDevice *y = (struct MultiVectDevice *) deviceY;
int status;
#ifdef HAVE_SPGPU
cublasHandle_t handle=psb_gpuGetCublasHandle();
cublasOperation_t trans=((transa == 'N')? CUBLAS_OP_N:((transa=='T')? CUBLAS_OP_T:CUBLAS_OP_C));
/* Note: the M,N,K choices according to TRANS have already been handled in the caller */
if (n == 1) {
status = cublasZgemv(handle, trans, m,k,
alpha, devMat->cM,devMat->pitch, x->v_,1,
beta, y->v_,1);
} else {
status = cublasZgemm(handle, trans, CUBLAS_OP_N, m,n,k,
alpha, devMat->cM,devMat->pitch, x->v_,x->pitch_,
beta, y->v_,y->pitch_);
}
if (status == CUBLAS_STATUS_SUCCESS)
return SPGPU_SUCCESS;
else
return SPGPU_UNSUPPORTED;
#else
return SPGPU_UNSUPPORTED;
#endif
}
int writeDnsDeviceFloat(void* deviceMat, float* val, int lda, int nc)
{ int i;
#ifdef HAVE_SPGPU
struct DnsDevice *devMat = (struct DnsDevice *) deviceMat;
int pitch=devMat->pitch;
i = cublasSetMatrix(lda,nc,sizeof(float), (void*) val,lda, (void *)devMat->cM, pitch);
if (i != 0) {
fprintf(stderr,"From routine : %s : %d \n","writeDnsDeviceFloat",i);
}
return SPGPU_SUCCESS;
#else
return SPGPU_UNSUPPORTED;
#endif
}
int writeDnsDeviceDouble(void* deviceMat, double* val, int lda, int nc)
{ int i;
#ifdef HAVE_SPGPU
struct DnsDevice *devMat = (struct DnsDevice *) deviceMat;
int pitch=devMat->pitch;
i = cublasSetMatrix(lda,nc,sizeof(double), (void*) val,lda, (void *)devMat->cM, pitch);
if (i != 0) {
fprintf(stderr,"From routine : %s : %d \n","writeDnsDeviceDouble",i);
}
return SPGPU_SUCCESS;
#else
return SPGPU_UNSUPPORTED;
#endif
}
int writeDnsDeviceFloatComplex(void* deviceMat, float complex* val, int lda, int nc)
{ int i;
#ifdef HAVE_SPGPU
struct DnsDevice *devMat = (struct DnsDevice *) deviceMat;
int pitch=devMat->pitch;
i = cublasSetMatrix(lda,nc,sizeof(cuFloatComplex), (void*) val,lda, (void *)devMat->cM, pitch);
if (i != 0) {
fprintf(stderr,"From routine : %s : %d \n","writeDnsDeviceFloatComplex",i);
}
return SPGPU_SUCCESS;
#else
return SPGPU_UNSUPPORTED;
#endif
}
int writeDnsDeviceDoubleComplex(void* deviceMat, double complex* val, int lda, int nc)
{ int i;
#ifdef HAVE_SPGPU
struct DnsDevice *devMat = (struct DnsDevice *) deviceMat;
int pitch=devMat->pitch;
i = cublasSetMatrix(lda,nc,sizeof(cuDoubleComplex), (void*) val,lda, (void *)devMat->cM, pitch);
if (i != 0) {
fprintf(stderr,"From routine : %s : %d \n","writeDnsDeviceDoubleComplex",i);
}
return SPGPU_SUCCESS;
#else
return SPGPU_UNSUPPORTED;
#endif
}
int readDnsDeviceFloat(void* deviceMat, float* val, int lda, int nc)
{ int i;
#ifdef HAVE_SPGPU
struct DnsDevice *devMat = (struct DnsDevice *) deviceMat;
int pitch=devMat->pitch;
i = cublasGetMatrix(lda,nc,sizeof(float), (void*) val,lda, (void *)devMat->cM, pitch);
if (i != 0) {
fprintf(stderr,"From routine : %s : %d \n","readDnsDeviceFloat",i);
}
return SPGPU_SUCCESS;
#else
return SPGPU_UNSUPPORTED;
#endif
}
int readDnsDeviceDouble(void* deviceMat, double* val, int lda, int nc)
{ int i;
#ifdef HAVE_SPGPU
struct DnsDevice *devMat = (struct DnsDevice *) deviceMat;
int pitch=devMat->pitch;
i = cublasGetMatrix(lda,nc,sizeof(double), (void*) val,lda, (void *)devMat->cM, pitch);
if (i != 0) {
fprintf(stderr,"From routine : %s : %d \n","readDnsDeviceDouble",i);
}
return SPGPU_SUCCESS;
#else
return SPGPU_UNSUPPORTED;
#endif
}
int readDnsDeviceFloatComplex(void* deviceMat, float complex* val, int lda, int nc)
{ int i;
#ifdef HAVE_SPGPU
struct DnsDevice *devMat = (struct DnsDevice *) deviceMat;
int pitch=devMat->pitch;
i = cublasGetMatrix(lda,nc,sizeof(cuFloatComplex), (void*) val,lda, (void *)devMat->cM, pitch);
if (i != 0) {
fprintf(stderr,"From routine : %s : %d \n","readDnsDeviceFloatComplex",i);
}
return SPGPU_SUCCESS;
#else
return SPGPU_UNSUPPORTED;
#endif
}
int readDnsDeviceDoubleComplex(void* deviceMat, double complex* val, int lda, int nc)
{ int i;
#ifdef HAVE_SPGPU
struct DnsDevice *devMat = (struct DnsDevice *) deviceMat;
int pitch=devMat->pitch;
i = cublasGetMatrix(lda,nc,sizeof(cuDoubleComplex), (void*) val,lda, (void *)devMat->cM, pitch);
if (i != 0) {
fprintf(stderr,"From routine : %s : %d \n","readDnsDeviceDoubleComplex",i);
}
return SPGPU_SUCCESS;
#else
return SPGPU_UNSUPPORTED;
#endif
}
int getDnsDevicePitch(void* deviceMat)
{ int i;
struct DnsDevice *devMat = (struct DnsDevice *) deviceMat;
#ifdef HAVE_SPGPU
i = devMat->pitch;
return(i);
#else
return SPGPU_UNSUPPORTED;
#endif
}
#endif