ALPAKA_ACCELERATOR_NAMESPACE Namespace Reference

Namespaces
	detail
	device
	global
	portabletest
	stream

Classes
class	AlpakaESTestDataA
class	AlpakaService
class	EDMetadata
class	ESDeviceProduct
class	ESProducer
class	ProducerBase
class	ProducerBaseAdaptor
class	TestAlgo
class	TestAlgoKernel
class	TestAlpakaESProducerA
class	TestAlpakaESProducerB
class	TestAlpakaESProducerC
class	TestAlpakaESProducerD
class	TestAlpakaGlobalProducer
class	TestAlpakaProducer
class	TestAlpakaStreamProducer
class	TestAlpakaStreamSynchronizingProducer
class	TestHelperClass

Typedefs
using	AlpakaESTestDataCDevice = PortableCollection< cms::alpakatest::AlpakaESTestSoAC >
using	AlpakaESTestDataCHost = cms::alpakatest::AlpakaESTestDataCHost
using	AlpakaESTestDataDDevice = PortableCollection< cms::alpakatest::AlpakaESTestSoAD >
using	AlpakaESTestDataDHost = cms::alpakatest::AlpakaESTestDataDHost
template<typename T >
using	PortableCollection = ::PortableDeviceCollection< T, Device >

Functions
AlpakaESTestDataDDevice	testESAlgoAsync (Queue &queue, AlpakaESTestDataA const &dataA, cms::alpakatest::AlpakaESTestDataB< Device > const &dataB)

Typedef Documentation

AlpakaESTestDataCDevice

using ALPAKA_ACCELERATOR_NAMESPACE::AlpakaESTestDataCDevice = typedef PortableCollection<cms::alpakatest::AlpakaESTestSoAC>

Definition at line 32 of file AlpakaESTestData.h.

AlpakaESTestDataCHost

using ALPAKA_ACCELERATOR_NAMESPACE::AlpakaESTestDataCHost = typedef cms::alpakatest::AlpakaESTestDataCHost

Definition at line 31 of file AlpakaESTestData.h.

AlpakaESTestDataDDevice

using ALPAKA_ACCELERATOR_NAMESPACE::AlpakaESTestDataDDevice = typedef PortableCollection<cms::alpakatest::AlpakaESTestSoAD>

Definition at line 35 of file AlpakaESTestData.h.

AlpakaESTestDataDHost

using ALPAKA_ACCELERATOR_NAMESPACE::AlpakaESTestDataDHost = typedef cms::alpakatest::AlpakaESTestDataDHost

Definition at line 34 of file AlpakaESTestData.h.

PortableCollection

template<typename T >

using ALPAKA_ACCELERATOR_NAMESPACE::PortableCollection = typedef ::PortableDeviceCollection<T, Device>

Definition at line 27 of file PortableCollection.h.

Function Documentation

testESAlgoAsync()

AlpakaESTestDataDDevice ALPAKA_ACCELERATOR_NAMESPACE::testESAlgoAsync	(	Queue &	queue,
		AlpakaESTestDataA const &	dataA,
		cms::alpakatest::AlpakaESTestDataB< Device > const &	dataB
	)

Definition at line 4 of file testESAlgoAsync.dev.cc.

References a, b, c, ALPAKA_ACCELERATOR_NAMESPACE::AlpakaESTestDataA::data(), cms::alpakatest::AlpakaESTestDataB< TDev >::data(), mps_fire::i, SiStripPI::min, createBeamHaloJobs::queue, runTheMatrix::ret, ALPAKA_ACCELERATOR_NAMESPACE::AlpakaESTestDataA::size(), cms::alpakatest::AlpakaESTestDataB< TDev >::size(), findQualityFiles::size, and gpuPixelDoublets::stride.

Referenced by ALPAKA_ACCELERATOR_NAMESPACE::TestAlpakaESProducerD::produce().

                                                                                               {
    auto const size = std::min(dataA.size(), dataB.size());
    AlpakaESTestDataDDevice ret(size, queue);

    auto const& deviceProperties = alpaka::getAccDevProps<Acc1D>(alpaka::getDev(queue));
    uint32_t maxThreadsPerBlock = deviceProperties.m_blockThreadExtentMax[0];

    uint32_t threadsPerBlock = maxThreadsPerBlock;
    uint32_t blocksPerGrid = (size + threadsPerBlock - 1) / threadsPerBlock;
    uint32_t elementsPerThread = 1;
    auto workDiv = WorkDiv1D{blocksPerGrid, threadsPerBlock, elementsPerThread};

    alpaka::exec<Acc1D>(
        queue,
        workDiv,
        [] ALPAKA_FN_ACC(Acc1D const& acc, int const* a, int const* b, AlpakaESTestDataDDevice::View c, int size) {
          const int32_t thread = alpaka::getIdx<alpaka::Grid, alpaka::Threads>(acc)[0u];
          const int32_t stride = alpaka::getWorkDiv<alpaka::Grid, alpaka::Threads>(acc)[0u];
          for (auto i = thread; i < size; i += stride) {
            c[i] = a[i] + b[i];
          }
        },
        dataA.data(),
        dataB.data(),
        ret.view(),
        size);

    return ret;
  }