int main() {
method1();
method2();
method3();
method4();
method5();
// On some platforms std::locale::classic() works
// faster than std::locale()
boost::iequals(str1, str2, std::locale::classic());
}
int main(int argc, char *argv[])
{
//QCoreApplication a(argc, argv);
srand(time(NULL));
long M=511; //number of channels
long T=20; //convolution kernel size
long N=5e9/(M*T); //number of timepoints
double *Xin=(double *)malloc(sizeof(double)*M*N);
double *Xout=(double *)malloc(sizeof(double)*M*N);
double *Kern=(double *)malloc(sizeof(double)*T);
printf("Note: Each operation consists of a multiply and an add.\n\n");
printf("Preparing...\n");
for (int ii=0; ii<M*N; ii++) {
Xin[ii]=ii%183;
}
for (int t=0; t<T; t++) {
Kern[t]=rand()*1.0/rand();
}
if (1) {
printf("\nMethod 1 (simple loops)...\n");
QTime timer; timer.start();
method1(M,N,T,Xin,Xout,Kern);
double elapsed=timer.elapsed()*1.0/1000;
printf("%g,%g,%g\n",Xout[1],Xout[1000],Xout[100000]);
double mops=M*N*T/elapsed/1e6;
printf("Method 1: Elapsed time: %.5f sec\n",elapsed);
printf(" *** %g million operations per second ***\n\n",mops);
}
if (1) {
printf("\nMethod 2 (simple loops - method 2)...\n");
QTime timer; timer.start();
method2(M,N,T,Xin,Xout,Kern);
double elapsed=timer.elapsed()*1.0/1000;
printf("%g,%g,%g\n",Xout[1],Xout[1000],Xout[100000]);
double mops=M*N*T/elapsed/1e6;
printf("Method 2: Elapsed time: %.5f sec\n",elapsed);
printf(" *** %g million operations per second ***\n\n",mops);
}
if (1) {
printf("\nMethod 3 (cblas level 1)...\n");
QTime timer; timer.start();
method3(M,N,T,Xin,Xout,Kern);
double elapsed=timer.elapsed()*1.0/1000;
printf("%g,%g,%g\n",Xout[1],Xout[1000],Xout[100000]);
double mops=M*N*T/elapsed/1e6;
printf("Method 3: Elapsed time: %.5f sec\n",elapsed);
printf(" *** %g million operations per second ***\n\n",mops);
}
if (1) {
printf("\nMethod 4 (cblas level 2)...\n");
QTime timer; timer.start();
method4(M,N,T,Xin,Xout,Kern);
double elapsed=timer.elapsed()*1.0/1000;
printf("%g,%g,%g\n",Xout[1],Xout[1000],Xout[100000]);
double mops=M*N*T/elapsed/1e6;
printf("Method 4: Elapsed time: %.5f sec\n",elapsed);
printf(" *** %g million operations per second ***\n\n",mops);
}
if (1) {
printf("\nMethod 5 (cblas level 2, multiple threads)...\n");
QTime timer; timer.start();
method5(M,N,T,Xin,Xout,Kern);
double elapsed=timer.elapsed()*1.0/1000;
printf("%g,%g,%g\n",Xout[1],Xout[1000],Xout[100000]);
double mops=M*N*T/elapsed/1e6;
printf("Method 5: Elapsed time: %.5f sec\n",elapsed);
printf(" *** %g million operations per second ***\n\n",mops);
}
free(Xin);
free(Xout);
free(Kern);
return 0;
}
void SVT_ThreadMother::run()
{
int counter=0;
while(!mCore->mCoreExit)
{
counter++;
SLEEP(200);
// continue;
SVT_NodePoolRef lazyDelete;
mMutex.lock();
SVT_NodePoolRef waitpool=mNodePoolWaited;
mNodePoolWaited=NULL;
mMutex.unlock();
if(!waitpool.isNull() && mNodePool!=waitpool)
{
// wantStart=true;
if(!mNodePool.isNull())
{
mNodePool->mPoolExit=true;
mNodePool->stop();
}
waitpool->mPoolExit=true;
waitpool->stop();
mThreadPool.waitForDone();
lazyDelete=mNodePool;
mNodePool=waitpool;
CORE_LOCK();
#if USE_NETBIOS_METHOD
if(sMapFlags &MF_USE_NETBIOS_SCAN)
{
SVT_TopoMethodRef method1(new SVT_NetbiosMethod(mNodePool.asPointer()));
mNodePool->addMethod(method1);
}
#endif
if(sMapFlags & MF_USE_ARP_SCAN)
{
SVT_TopoMethodRef method2(new SVT_NetscanMethod(mNodePool.asPointer()));
mNodePool->addMethod(method2);
}
#if USE_UPNP_METHOD
if(sMapFlags & MF_USE_UPNP_SCAN)
{
SVT_TopoMethodRef method3(new SVT_UpnpMethod(mNodePool.asPointer()));
mNodePool->addMethod(method3);
}
#endif
#if USE_NETGEARSPECIFIC_METHOD
if(sMapFlags & MF_USE_NETGEARSPECIFIC_SCAN)
{
SVT_TopoMethodRef method4(new SVT_NetgearSpecificMethod(mNodePool.asPointer()));
mNodePool->addMethod(method4);
}
#endif
#if USE_AFP_METHOD
if(sMapFlags & MF_USE_AFP_SCAN)
{
SVT_TopoMethodRef method5(new SVT_AfpMethod(mNodePool.asPointer()));
mNodePool->addMethod(method5);
}
#endif
#ifdef USE_RDP
if(sMapFlags & MF_USE_RDP_SCAN)
{
SVT_TopoMethodRef method6(new SVT_RdpMethod(mNodePool.asPointer()));
mNodePool->addMethod(method6);
}
#endif
#ifdef USE_PUTTY
if(sMapFlags & MF_USE_PUTTY_SCAN)
{
SVT_TopoMethodRef method7(new SVT_PuttyMethod(mNodePool.asPointer()));
mNodePool->addMethod(method7);
}
#endif
mNodePool->start();
CORE_UNLOCK();
}
lazyDelete=NULL;
}
mMutex.lock();
if(!mNodePool.isNull())
{
mNodePool->mPoolExit=true;
}
if(!mNodePoolWaited.isNull())
{
mNodePoolWaited->mPoolExit=true;
}
mMutex.unlock();
mThreadPool.waitForDone();
}
