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Copy pathGPU_loop_MultMat_execute.c
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GPU_loop_MultMat_execute.c
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/** @file GPU_loop_MultMat_execute.c
*/
#ifdef HAVE_CUDA
#include <time.h>
#include <pthread.h>
#include <cublas_v2.h>
#include "CommandLineInterface/CLIcore.h"
#include "CommandLineInterface/timeutils.h"
#include "COREMOD_memory/COREMOD_memory.h"
#include "COREMOD_tools/COREMOD_tools.h"
#include "cudacomp_types.h"
#include "GPUloadCmat.h"
extern imageID IDtiming;
extern float cublasSgemv_alpha;
extern float cublasSgemv_beta;
extern GPUMATMULTCONF gpumatmultconf[20];
static int FORCESEMINIT = 1;
/*
*
* sequence of events :
*
* wait semptr1 (wait for input image data)
* transfer input CPU -> GPU
* post semptr2
* COMPUTE
* post semptr3
* wait semptr4
*
*
*
*
*/
void __attribute__((hot)) *GPUcomputeMVM_function(
void *ptr
)
{
CUDACOMP_THDATA *thdata;
int device;
int index;
const char *ptr0; // source
//const char *ptr1; // dest
//float *ptr0f; // test
int *ptrstat;
//imageID IDtest;
//char fname[200];
long long iter;
long long itermax = 1;
//float imtot;
//float alphatmp;
//float betatmp;
int semval;
long cnt;
//FILE *fptest;
float alpharef, betaref;
struct timespec t00;
int ComputeGPU_FLAG = 1; //TEST
thdata = (CUDACOMP_THDATA *) ptr;
device = thdata->thread_no;
index = thdata->cindex;
ptrstat = (int *)((char *) thdata->status + sizeof(int) *
device); // + sizeof(int)*10*index); //TBR
*ptrstat = 1;
// LOG function start
int logfunc_level = 0;
int logfunc_level_max = 1;
char commentstring[200];
sprintf(commentstring, "MVM compute on GPU");
CORE_logFunctionCall(logfunc_level, logfunc_level_max, 0, __FILE__, __func__,
__LINE__, commentstring);
ptr0 = (char *) gpumatmultconf[index].wfsVec;
ptr0 += sizeof(float) * gpumatmultconf[index].Noffset[device];
//ptr0f = (float*) ptr0;
cudaSetDevice(gpumatmultconf[index].GPUdevice[device]);
cublasSetStream(gpumatmultconf[index].handle[device],
gpumatmultconf[index].stream[device]);
if(gpumatmultconf[index].sem == 1)
{
itermax = -1;
}
else
{
itermax = 1;
}
iter = 0;
while(iter != itermax)
{
//printf("====================================== gpumatmultconf[index].M = %d\n", gpumatmultconf[index].M);
//fflush(stdout);
clock_gettime(CLOCK_REALTIME, &t00);
// copy DM reference to output to prepare computation: d_dmVec <- d_dmRef
if(ComputeGPU_FLAG == 1)
{
cudaError_t error = cudaMemcpy(
gpumatmultconf[index].d_dmVec[device],
gpumatmultconf[index].d_dmRef[device],
sizeof(float) * gpumatmultconf[index].M,
cudaMemcpyDeviceToDevice);
if(error != cudaSuccess)
{
printf("cudaMemcpy d_wfsVec wfsVec returned error code %d, line(%d)\n", error,
__LINE__);
fflush(stdout);
exit(EXIT_FAILURE);
}
}
*ptrstat = 2; // wait for image
//
// Wait for semaphore #1 to be posted to transfer from CPU to GPU
//
//printf("%s %d index = %d sem = %d\n", __FILE__, __LINE__, index, gpumatmultconf[index].sem);//TEST
if(gpumatmultconf[index].sem == 1)
{
sem_wait(gpumatmultconf[index].semptr1[device]);
if(FORCESEMINIT == 1)
{
sem_getvalue(gpumatmultconf[index].semptr1[device], &semval);
for(cnt = 0; cnt < semval; cnt++)
{
printf("WARNING %s %d : sem_trywait on semptr1 index %d device %d\n", __FILE__,
__LINE__, index, device);
fflush(stdout);
sem_trywait(gpumatmultconf[index].semptr1[device]);
}
}
}
thdata->t0->tv_sec = t00.tv_sec;
thdata->t0->tv_nsec = t00.tv_nsec;
clock_gettime(CLOCK_REALTIME, thdata->t1);
*ptrstat = 3; // transfer: prt0 -> d_wfsVec
if(ComputeGPU_FLAG == 1)
{
cublasStatus_t stat = cublasSetVector(gpumatmultconf[index].Nsize[device], sizeof(float),
(float *) ptr0, 1, gpumatmultconf[index].d_wfsVec[device], 1);
if(stat != CUBLAS_STATUS_SUCCESS)
{
fprintf(stderr, "!! device access error (read C)\n");
if(stat == CUBLAS_STATUS_NOT_INITIALIZED)
{
printf(" CUBLAS_STATUS_NOT_INITIALIZED\n");
}
if(stat == CUBLAS_STATUS_INVALID_VALUE)
{
printf(" CUBLAS_STATUS_INVALID_VALUE\n");
}
if(stat == CUBLAS_STATUS_MAPPING_ERROR)
{
printf(" CUBLAS_STATUS_MAPPING_ERROR\n");
}
exit(EXIT_FAILURE);
}
}
clock_gettime(CLOCK_REALTIME, thdata->t2);
if(gpumatmultconf[index].refWFSinit[device] ==
0) // compute DM reference (used when reference changes)
{
printf("DM reference changed -> recompute\n");
fflush(stdout);
*ptrstat = 4; // compute
// enable this post if outside process needs to be notified of computation start
/* if(gpumatmultconf[index].sem==1)
sem_post(gpumatmultconf[index].semptr2[device]);*/
// printf("%d device %d (GPU %d): compute reference product\n", index, device, gpumatmultconf[index].GPUdevice[device]);
// fflush(stdout);
// alphatmp = cublasSgemv_alpha;
// betatmp = cublasSgemv_beta;
// MOVE THIS TO CPU AS A SEPARATE THREAD TO AVOID LOOP PAUSE ??
// cublasSgemv_alpha = 1.0;
// cublasSgemv_beta = 0.0;
alpharef = 1.0;
betaref = 0.0;
cublasStatus_t stat = cublasSgemv(
gpumatmultconf[index].handle[device],
CUBLAS_OP_N,
gpumatmultconf[index].M,
gpumatmultconf[index].Nsize[device],
&alpharef,
gpumatmultconf[index].d_cMat[device],
gpumatmultconf[index].M,
gpumatmultconf[index].d_wfsVec[device],
1,
&betaref,
gpumatmultconf[index].d_dmRef[device],
1);
if(stat != CUBLAS_STATUS_SUCCESS)
{
printf("cublasSgemv returned error code %d, line(%d)\n", stat, __LINE__);
fflush(stdout);
if(stat == CUBLAS_STATUS_NOT_INITIALIZED)
{
printf(" CUBLAS_STATUS_NOT_INITIALIZED\n");
}
if(stat == CUBLAS_STATUS_INVALID_VALUE)
{
printf(" CUBLAS_STATUS_INVALID_VALUE\n");
}
if(stat == CUBLAS_STATUS_ARCH_MISMATCH)
{
printf(" CUBLAS_STATUS_ARCH_MISMATCH\n");
}
if(stat == CUBLAS_STATUS_EXECUTION_FAILED)
{
printf(" CUBLAS_STATUS_EXECUTION_FAILED\n");
}
printf("device %d of index %d\n", device, index);
printf("GPU device = %d\n",
gpumatmultconf[index].GPUdevice[device]);
printf("CUBLAS_OP_N = %d\n", CUBLAS_OP_N);
printf("alpha = %f\n", alpharef);
printf("beta = %f\n", betaref);
printf("gpumatmultconf[index].M = %d\n",
(int) gpumatmultconf[index].M);
printf("gpumatmultconf[index].Nsize[device] = %d\n",
(int) gpumatmultconf[index].Nsize[device]);
fflush(stdout);
exit(EXIT_FAILURE);
}
// cublasSgemv_alpha = alphatmp;
// cublasSgemv_beta = betatmp;
gpumatmultconf[index].refWFSinit[device] = 1;
// enable this post if outside process needs to be notified of computation start
/*
if(gpumatmultconf[index].sem==1)
sem_post(gpumatmultconf[index].semptr3[device]);
*/
*ptrstat = 5; // transfer result
if(gpumatmultconf[index].sem == 1)
{
sem_wait(gpumatmultconf[index].semptr4[device]);
if(FORCESEMINIT == 1)
{
sem_getvalue(gpumatmultconf[index].semptr4[device], &semval);
for(cnt = 0; cnt < semval; cnt++)
{
printf("WARNING %s %d : sem_trywait on semptr4 index %d device %d\n", __FILE__,
__LINE__, index, device);
fflush(stdout);
sem_trywait(gpumatmultconf[index].semptr4[device]);
}
}
}
// copy d_dmRef -> dmRef_part
stat = cublasGetVector(
gpumatmultconf[index].M,
sizeof(float),
gpumatmultconf[index].d_dmRef[device],
1,
gpumatmultconf[index].dmRef_part[device],
1);
if(stat != CUBLAS_STATUS_SUCCESS)
{
fprintf(stderr, "!! device access error (read C)\n");
if(stat == CUBLAS_STATUS_NOT_INITIALIZED)
{
printf(" CUBLAS_STATUS_NOT_INITIALIZED\n");
}
if(stat == CUBLAS_STATUS_INVALID_VALUE)
{
printf(" CUBLAS_STATUS_INVALID_VALUE\n");
}
if(stat == CUBLAS_STATUS_MAPPING_ERROR)
{
printf(" CUBLAS_STATUS_MAPPING_ERROR\n");
}
exit(EXIT_FAILURE);
}
// TEST
/* sprintf(fname, "gputest%d.txt", device);
if((fptest = fopen(fname, "w"))==NULL)
{
printf("ERROR: cannot create file \"%s\"\n", fname);
exit(0);
}
printf("Writing test file \"%s\"\n", fname);
fflush(stdout);
for(ii=0; ii<gpumatmultconf[index].M; ii++)
fprintf(fptest, "%ld %f\n", ii, gpumatmultconf[index].dmRef_part[device][ii]);
fclose(fptest);
*/
if(gpumatmultconf[index].sem == 1)
{
sem_post(gpumatmultconf[index].semptr5[device]);
}
*ptrstat = 6;
}
else
{
*ptrstat = 4; // compute
//
// Post semaphore #2 when starting computation
// Enable if listening to semptr2
/*
if(gpumatmultconf[index].sem==1)
sem_post(gpumatmultconf[index].semptr2[device]);
*/
if(ComputeGPU_FLAG == 1)
{
cublasStatus_t stat = cublasSgemv(
gpumatmultconf[index].handle[device],
CUBLAS_OP_N,
gpumatmultconf[index].M,
gpumatmultconf[index].Nsize[device],
&cublasSgemv_alpha,
gpumatmultconf[index].d_cMat[device],
gpumatmultconf[index].M,
gpumatmultconf[index].d_wfsVec[device],
1,
&cublasSgemv_beta,
gpumatmultconf[index].d_dmVec[device],
1);
if(stat != CUBLAS_STATUS_SUCCESS)
{
printf("cublasSgemv returned error code %d, line(%d), index=%d\n", stat,
__LINE__, index);
fflush(stdout);
if(stat == CUBLAS_STATUS_NOT_INITIALIZED)
{
printf(" CUBLAS_STATUS_NOT_INITIALIZED\n");
}
if(stat == CUBLAS_STATUS_INVALID_VALUE)
{
printf(" CUBLAS_STATUS_INVALID_VALUE\n");
}
if(stat == CUBLAS_STATUS_ARCH_MISMATCH)
{
printf(" CUBLAS_STATUS_ARCH_MISMATCH\n");
}
if(stat == CUBLAS_STATUS_EXECUTION_FAILED)
{
printf(" CUBLAS_STATUS_EXECUTION_FAILED\n");
}
printf("device %d of index %d\n", device, index);
printf("GPU device = %d\n",
gpumatmultconf[index].GPUdevice[device]);
printf("CUBLAS_OP_N = %d\n", CUBLAS_OP_N);
printf("alpha = %f\n", cublasSgemv_alpha);
printf("alpha = %f\n", cublasSgemv_beta);
printf("gpumatmultconf[index].M = %d\n",
(int) gpumatmultconf[index].M);
printf("gpumatmultconf[index].Nsize[device] = %d\n",
(int) gpumatmultconf[index].Nsize[device]);
fflush(stdout);
exit(EXIT_FAILURE);
}
}
clock_gettime(CLOCK_REALTIME, thdata->t3);
//
// When computation is done on GPU, post semaphore #3
//
/*
if(gpumatmultconf[index].sem==1)
sem_post(gpumatmultconf[index].semptr3[device]);
*/
*ptrstat = 5; // transfer result
//
// Wait for semaphore #4 to be posted to transfer from GPU to CPU
//
if(gpumatmultconf[index].sem == 1)
{
sem_wait(gpumatmultconf[index].semptr4[device]);
if(FORCESEMINIT == 1)
{
sem_getvalue(gpumatmultconf[index].semptr4[device], &semval);
for(cnt = 0; cnt < semval; cnt++)
{
printf("WARNING %s %d : sem_trywait on semptr4 index %d device %d\n",
__FILE__, __LINE__, index, device);
fflush(stdout);
sem_trywait(gpumatmultconf[index].semptr4[device]);
}
}
}
clock_gettime(CLOCK_REALTIME, thdata->t4);
//cudaMemcpy ( gpumatmultconf[index].dmVec_part[device], gpumatmultconf[index].d_dmVec[device], sizeof(float)*gpumatmultconf[index].M, cudaMemcpyDeviceToHost);
// result is on gpumatmultconf[index].d_dmVec[device]
if(ComputeGPU_FLAG == 1)
{
cublasStatus_t stat = cublasGetVector(
gpumatmultconf[index].M,
sizeof(float),
gpumatmultconf[index].d_dmVec[device],
1,
gpumatmultconf[index].dmVec_part[device],
1);
if(stat != CUBLAS_STATUS_SUCCESS)
{
fprintf(stderr, "!! device access error (read C)\n");
if(stat == CUBLAS_STATUS_NOT_INITIALIZED)
{
printf(" CUBLAS_STATUS_NOT_INITIALIZED\n");
}
if(stat == CUBLAS_STATUS_INVALID_VALUE)
{
printf(" CUBLAS_STATUS_INVALID_VALUE\n");
}
if(stat == CUBLAS_STATUS_MAPPING_ERROR)
{
printf(" CUBLAS_STATUS_MAPPING_ERROR\n");
}
exit(EXIT_FAILURE);
}
}
}
clock_gettime(CLOCK_REALTIME, thdata->t5);
//
// When data is ready on CPU, post semaphore #5
//
if(gpumatmultconf[index].sem == 1)
{
sem_post(gpumatmultconf[index].semptr5[device]);
}
*ptrstat = 6;
// START MODE VALUES COMPUTATION HERE
iter++;
}
// LOG function / process end
CORE_logFunctionCall(logfunc_level, logfunc_level_max, 1, __FILE__, __func__,
__LINE__, commentstring);
pthread_exit(0);
}
//
// increments status by 4
//
int GPU_loop_MultMat_execute(
int index,
int *status,
int *GPUstatus,
float alpha,
float beta,
int timing,
int TimerOffsetIndex
)
{
int ptn;
//int statustot;
int semval;
long cnt;
int TimerIndex;
struct timespec tdt0[10];
struct timespec tdt1[10];
struct timespec tdt2[10];
struct timespec tdt3[10];
struct timespec tdt4[10];
struct timespec tdt5[10];
#ifdef _PRINT_TEST
printf("[%s] [%d] Start (index %d)\n", __FILE__, __LINE__, index);
fflush(stdout);
#endif
TimerIndex = TimerOffsetIndex;
cublasSgemv_alpha = alpha;
cublasSgemv_beta = beta;
// flush semaphores
for(ptn = 0; ptn < gpumatmultconf[index].NBstreams; ptn++)
{
sem_getvalue(gpumatmultconf[index].semptr1[ptn], &semval);
for(cnt = 0; cnt < semval; cnt++)
{
printf("WARNING %s %d : [%ld] sem_trywait on semptr1 index %d ptn %d\n",
__FILE__, __LINE__, semval - cnt, index, ptn);
fflush(stdout);
sem_trywait(gpumatmultconf[index].semptr1[ptn]);
}
sem_getvalue(gpumatmultconf[index].semptr2[ptn], &semval);
for(cnt = 0; cnt < semval; cnt++)
{
printf("WARNING %s %d : [%ld] sem_trywait on semptr2 index %d ptn %d\n",
__FILE__, __LINE__, semval - cnt, index, ptn);
fflush(stdout);
sem_trywait(gpumatmultconf[index].semptr2[ptn]);
}
sem_getvalue(gpumatmultconf[index].semptr3[ptn], &semval);
for(cnt = 0; cnt < semval; cnt++)
{
printf("WARNING %s %d : [%ld] sem_trywait on semptr3 index %d ptn %d\n",
__FILE__, __LINE__, semval - cnt, index, ptn);
fflush(stdout);
sem_trywait(gpumatmultconf[index].semptr3[ptn]);
}
sem_getvalue(gpumatmultconf[index].semptr4[ptn], &semval);
for(cnt = 0; cnt < semval; cnt++)
{
printf("WARNING %s %d : [%ld] sem_trywait on semptr4 index %d ptn %d\n",
__FILE__, __LINE__, semval - cnt, index, ptn);
fflush(stdout);
sem_trywait(gpumatmultconf[index].semptr4[ptn]);
}
sem_getvalue(gpumatmultconf[index].semptr5[ptn], &semval);
for(cnt = 0; cnt < semval; cnt++)
{
printf("WARNING %s %d : [%ld] sem_trywait on semptr5 index %d ptn %d\n",
__FILE__, __LINE__, semval - cnt, index, ptn);
fflush(stdout);
sem_trywait(gpumatmultconf[index].semptr5[ptn]);
}
}
#ifdef _PRINT_TEST
printf("[%s] [%d] semaphores flushed\n", __FILE__, __LINE__);
fflush(stdout);
#endif
if(timing == 1)
{
struct timespec tnow;
*status = *status + 1; // ->7
clock_gettime(CLOCK_REALTIME, &tnow);
double tdiffv = timespec_diff_double(data.image[IDtiming].md[0].atime, tnow);
data.image[IDtiming].array.F[TimerIndex] = tdiffv; //25
TimerIndex++;
}
// if((index==0)||(index==2)) /// main CM multiplication loop
// {
if(gpumatmultconf[index].CM_cnt !=
data.image[gpumatmultconf[index].CM_ID].md[0].cnt0)
if(data.image[gpumatmultconf[index].CM_ID].md[0].write == 0)
{
printf("New CM detected (cnt : %ld)\n",
data.image[gpumatmultconf[index].CM_ID].md[0].cnt0);
GPUloadCmat(index);
gpumatmultconf[index].CM_cnt =
data.image[gpumatmultconf[index].CM_ID].md[0].cnt0;
}
// }
// index is the matrix multiplication index (unique to each matrix multiplication stream operation)
// ptn is the thread number = GPU device number
// if((gpumatmultconf[index].sem==0)||
if(gpumatmultconf[index].gpuinit == 0)
{
printf("GPU pthread create, index = %d %d %d\n", index,
gpumatmultconf[index].sem, gpumatmultconf[index].gpuinit);//TEST
fflush(stdout);
for(ptn = 0; ptn < gpumatmultconf[index].NBstreams; ptn++)
{
gpumatmultconf[index].thdata[ptn].thread_no = ptn;
gpumatmultconf[index].thdata[ptn].numl0 = ptn * ptn;
gpumatmultconf[index].thdata[ptn].cindex = index;
gpumatmultconf[index].thdata[ptn].status = GPUstatus;
gpumatmultconf[index].thdata[ptn].t0 = &tdt0[ptn];
gpumatmultconf[index].thdata[ptn].t1 = &tdt1[ptn];
gpumatmultconf[index].thdata[ptn].t2 = &tdt2[ptn];
gpumatmultconf[index].thdata[ptn].t3 = &tdt3[ptn];
gpumatmultconf[index].thdata[ptn].t4 = &tdt4[ptn];
gpumatmultconf[index].thdata[ptn].t5 = &tdt5[ptn];
gpumatmultconf[index].iret[ptn] = pthread_create(
&gpumatmultconf[index].threadarray[ptn], NULL, GPUcomputeMVM_function,
(void *) &gpumatmultconf[index].thdata[ptn]);
if(gpumatmultconf[index].iret[ptn])
{
fprintf(stderr, "Error - pthread_create() return code: %d\n",
gpumatmultconf[index].iret[ptn]);
exit(EXIT_FAILURE);
}
}
gpumatmultconf[index].gpuinit = 1;
}
if(timing == 1)
{
struct timespec tnow;
*status = *status + 1; // -> 8
clock_gettime(CLOCK_REALTIME, &tnow);
double tdiffv = timespec_diff_double(data.image[IDtiming].md[0].atime, tnow);
data.image[IDtiming].array.F[TimerIndex] = tdiffv; //26
TimerIndex++;
}
#ifdef _PRINT_TEST
printf("[%s] [%d] - START COMPUTATION gpumatmultconf[%d].sem = %d\n",
__FILE__, __LINE__, index, gpumatmultconf[index].sem);
fflush(stdout);
#endif
if(gpumatmultconf[index].sem == 0)
{
#ifdef _PRINT_TEST
printf("[%s] [%d] - pthread join %d streams\n", __FILE__, __LINE__,
gpumatmultconf[index].NBstreams);
fflush(stdout);
#endif
for(ptn = 0; ptn < gpumatmultconf[index].NBstreams; ptn++)
{
pthread_join(gpumatmultconf[index].threadarray[ptn], NULL);
}
}
else
{
for(ptn = 0; ptn < gpumatmultconf[index].NBstreams; ptn++)
{
sem_post(gpumatmultconf[index].semptr1[ptn]); // START COMPUTATION
sem_post(gpumatmultconf[index].semptr4[ptn]);
}
#ifdef _PRINT_TEST
printf("[%s] [%d] - posted input semaphores ( %d streams )\n", __FILE__,
__LINE__, gpumatmultconf[index].NBstreams);
fflush(stdout);
#endif
for(ptn = 0; ptn < gpumatmultconf[index].NBstreams; ptn++)
{
sem_wait(gpumatmultconf[index].semptr5[ptn]); // WAIT FOR RESULT
}
#ifdef _PRINT_TEST
printf("[%s] [%d] - output semaphores wait complete\n", __FILE__, __LINE__);
fflush(stdout);
#endif
// for safety, set semaphores to zerosem_getvalue(data.image[IDarray[i]].semptr[s], &semval);
if(FORCESEMINIT == 1)
for(ptn = 0; ptn < gpumatmultconf[index].NBstreams; ptn++)
{
sem_getvalue(gpumatmultconf[index].semptr5[ptn], &semval);
for(cnt = 0; cnt < semval; cnt++)
{
printf("WARNING %s %d : sem_trywait on semptr5 index %d ptn %d\n", __FILE__,
__LINE__, index, ptn);
fflush(stdout);
sem_trywait(gpumatmultconf[index].semptr5[ptn]);
}
}
}
#ifdef _PRINT_TEST
printf("[%s] [%d] - \n", __FILE__, __LINE__);
fflush(stdout);
#endif
if(timing == 1)
{
double tdiffv = timespec_diff_double(tdt0[0], tdt1[0]);
data.image[IDtiming].array.F[TimerIndex] = tdiffv; //27
TimerIndex++;
tdiffv = timespec_diff_double(tdt1[0], tdt2[0]);
data.image[IDtiming].array.F[TimerIndex] = tdiffv; //28
TimerIndex++;
tdiffv = timespec_diff_double(tdt2[0], tdt3[0]);
data.image[IDtiming].array.F[TimerIndex] = tdiffv; //29
TimerIndex++;
tdiffv = timespec_diff_double(tdt3[0], tdt4[0]);
data.image[IDtiming].array.F[TimerIndex] = tdiffv; //30
TimerIndex++;
tdiffv = timespec_diff_double(tdt4[0], tdt5[0]);
data.image[IDtiming].array.F[TimerIndex] = tdiffv; //31
TimerIndex++;
}
// SUM RESULTS FROM SEPARATE GPUs
#ifdef _PRINT_TEST
printf("[%s] [%d] - SUM RESULTS FROM SEPARATE GPUs\n", __FILE__, __LINE__);
fflush(stdout);
#endif
if(timing == 1)
{
struct timespec tnow;
*status = *status + 1; // -> 9
clock_gettime(CLOCK_REALTIME, &tnow);
double tdiffv = timespec_diff_double(data.image[IDtiming].md[0].atime, tnow);
data.image[IDtiming].array.F[TimerIndex] = tdiffv; //32
TimerIndex++;
}
data.image[gpumatmultconf[index].IDout].md[0].write = 1;
for(uint32_t m = 0; m < gpumatmultconf[index].M; m++)
{
gpumatmultconf[index].dmVecTMP[m] = 0.0;
}
for(ptn = 0; ptn < gpumatmultconf[index].NBstreams; ptn++)
{
for(uint32_t m = 0; m < gpumatmultconf[index].M; m++)
{
gpumatmultconf[index].dmVecTMP[m] += gpumatmultconf[index].dmVec_part[ptn][m];
}
}
/* if(data.image[gpumatmultconf[index].IDout].md[0].sem > 0)
{
sem_getvalue(data.image[gpumatmultconf[index].IDout].semptr[0], &semval);
if(semval<SEMAPHORE_MAXVAL)
sem_post(data.image[gpumatmultconf[index].IDout].semptr[0]);
}
if(data.image[gpumatmultconf[index].IDout].md[0].sem > 1)
{
sem_getvalue(data.image[gpumatmultconf[index].IDout].semptr[1], &semval);
if(semval<SEMAPHORE_MAXVAL)
sem_post(data.image[gpumatmultconf[index].IDout].semptr[1]);
}
*/
if(timing == 1)
{
struct timespec tnow;
data.image[gpumatmultconf[index].IDout].md[0].cnt1 =
data.image[IDtiming].md[0].cnt1;
*status = *status + 1; // -> 10
clock_gettime(CLOCK_REALTIME, &tnow);
double tdiffv = timespec_diff_double(data.image[IDtiming].md[0].atime, tnow);
data.image[IDtiming].array.F[TimerIndex] = tdiffv; //33
TimerIndex++;
}
data.image[gpumatmultconf[index].IDout].md[0].cnt0++;
COREMOD_MEMORY_image_set_sempost_byID(gpumatmultconf[index].IDout, -1);
data.image[gpumatmultconf[index].IDout].md[0].write = 0;
#ifdef _PRINT_TEST
printf("[%s] [%d] - DONE\n", __FILE__, __LINE__);
fflush(stdout);
#endif
return(0);
}
#endif