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/* | ||
//@HEADER | ||
// ************************************************************************ | ||
// | ||
// Kokkos v. 3.0 | ||
// Copyright (2020) National Technology & Engineering | ||
// Solutions of Sandia, LLC (NTESS). | ||
// | ||
// Under the terms of Contract DE-NA0003525 with NTESS, | ||
// the U.S. Government retains certain rights in this software. | ||
// | ||
// 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. Neither the name of the Corporation nor the names of the | ||
// contributors may be used to endorse or promote products derived from | ||
// this software without specific prior written permission. | ||
// | ||
// THIS SOFTWARE IS PROVIDED BY NTESS "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 NTESS OR THE | ||
// 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. | ||
// | ||
// Questions? Contact Christian R. Trott (crtrott@sandia.gov) | ||
// | ||
// ************************************************************************ | ||
//@HEADER | ||
*/ | ||
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#ifndef KOKKOS_SYCL_HPP | ||
#define KOKKOS_SYCL_HPP | ||
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#include <Kokkos_Macros.hpp> | ||
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#ifdef KOKKOS_ENABLE_SYCL | ||
#include <CL/sycl.hpp> | ||
#include <Kokkos_SYCL_Space.hpp> | ||
#include <Kokkos_Layout.hpp> | ||
#include <Kokkos_ScratchSpace.hpp> | ||
#include <impl/Kokkos_ExecSpaceInitializer.hpp> | ||
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namespace Kokkos { | ||
namespace Experimental { | ||
namespace Impl { | ||
class SYCLInternal; | ||
} | ||
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/// \class SYCL | ||
/// \brief Kokkos device for multicore processors in the host memory space. | ||
class SYCL { | ||
public: | ||
//------------------------------------ | ||
//! \name Type declarations that all Kokkos devices must provide. | ||
//@{ | ||
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//! Tag this class as a kokkos execution space | ||
using execution_space = SYCL; | ||
using memory_space = SYCLDeviceUSMSpace; | ||
using device_type = Kokkos::Device<execution_space, memory_space>; | ||
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using array_layout = LayoutLeft; | ||
using size_type = memory_space::size_type; | ||
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using scratch_memory_space = ScratchMemorySpace<SYCL>; | ||
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~SYCL() = default; | ||
SYCL(); | ||
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SYCL(SYCL&&) = default; | ||
SYCL(const SYCL&) = default; | ||
SYCL& operator=(SYCL&&) = default; | ||
SYCL& operator=(const SYCL&) = default; | ||
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uint32_t impl_instance_id() const noexcept { return 0; } | ||
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//@} | ||
//------------------------------------ | ||
//! \name Functions that all Kokkos devices must implement. | ||
//@{ | ||
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KOKKOS_INLINE_FUNCTION static int in_parallel() { | ||
#if defined(__SYCL_ARCH__) | ||
return true; | ||
#else | ||
return false; | ||
#endif | ||
} | ||
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/** \brief Set the device in a "sleep" state. */ | ||
static bool sleep(); | ||
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/** \brief Wake the device from the 'sleep' state. A noop for OpenMP. */ | ||
static bool wake(); | ||
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/** \brief Wait until all dispatched functors complete. A noop for OpenMP. */ | ||
static void impl_static_fence(); | ||
void fence() const; | ||
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/// \brief Print configuration information to the given output stream. | ||
static void print_configuration(std::ostream&, const bool detail = false); | ||
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/// \brief Free any resources being consumed by the device. | ||
static void impl_finalize(); | ||
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/** \brief Initialize the device. | ||
* | ||
*/ | ||
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struct SYCLDevice { | ||
SYCLDevice(); | ||
explicit SYCLDevice(cl::sycl::device d); | ||
explicit SYCLDevice(const cl::sycl::device_selector& selector); | ||
explicit SYCLDevice(size_t id); | ||
explicit SYCLDevice(const std::function<bool(const sycl::device&)>& pred); | ||
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cl::sycl::device get_device() const; | ||
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friend std::ostream& operator<<(std::ostream& os, const SYCLDevice& that) { | ||
return that.info(os); | ||
} | ||
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static std::ostream& list_devices(std::ostream& os); | ||
static void list_devices(); | ||
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private: | ||
std::ostream& info(std::ostream& os) const; | ||
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cl::sycl::device m_device; | ||
}; | ||
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static void impl_initialize(SYCLDevice = SYCLDevice()); | ||
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int sycl_device() const; | ||
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static bool impl_is_initialized(); | ||
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static int concurrency(); | ||
static const char* name(); | ||
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inline Impl::SYCLInternal* impl_internal_space_instance() const { | ||
return m_space_instance; | ||
} | ||
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private: | ||
Impl::SYCLInternal* m_space_instance; | ||
}; | ||
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namespace Impl { | ||
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class SYCLSpaceInitializer : public Kokkos::Impl::ExecSpaceInitializerBase { | ||
public: | ||
void initialize(const InitArguments& args) final; | ||
void finalize(const bool) final; | ||
void fence() final; | ||
void print_configuration(std::ostream& msg, const bool detail) final; | ||
}; | ||
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} // namespace Impl | ||
} // namespace Experimental | ||
} // namespace Kokkos | ||
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#endif | ||
#endif |
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/* | ||
//@HEADER | ||
// ************************************************************************ | ||
// | ||
// Kokkos v. 3.0 | ||
// Copyright (2020) National Technology & Engineering | ||
// Solutions of Sandia, LLC (NTESS). | ||
// | ||
// Under the terms of Contract DE-NA0003525 with NTESS, | ||
// the U.S. Government retains certain rights in this software. | ||
// | ||
// 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. Neither the name of the Corporation nor the names of the | ||
// contributors may be used to endorse or promote products derived from | ||
// this software without specific prior written permission. | ||
// | ||
// THIS SOFTWARE IS PROVIDED BY NTESS "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 NTESS OR THE | ||
// 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. | ||
// | ||
// Questions? Contact Christian R. Trott (crtrott@sandia.gov) | ||
// | ||
// ************************************************************************ | ||
//@HEADER | ||
*/ | ||
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#ifndef KOKKOS_SYCLSPACE_HPP | ||
#define KOKKOS_SYCLSPACE_HPP | ||
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#include <Kokkos_Core_fwd.hpp> | ||
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#ifdef KOKKOS_ENABLE_SYCL | ||
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namespace Kokkos { | ||
namespace Experimental { | ||
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class SYCLDeviceUSMSpace { | ||
public: | ||
using execution_space = SYCL; | ||
using memory_space = SYCLDeviceUSMSpace; | ||
using device_type = Kokkos::Device<execution_space, memory_space>; | ||
using size_type = unsigned int; | ||
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SYCLDeviceUSMSpace(); | ||
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void* allocate(const std::size_t arg_alloc_size) const; | ||
void deallocate(void* const arg_alloc_ptr, | ||
const std::size_t arg_alloc_size) const; | ||
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static constexpr const char* name() { return "SYCLDeviceUSM"; }; | ||
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private: | ||
int m_device; | ||
}; | ||
} // namespace Experimental | ||
} // namespace Kokkos | ||
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#endif | ||
#endif |
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