Update Kokkos library to v2.04.00
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Stan Moore
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lib/kokkos/core/src/Kokkos_ROCm.hpp
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lib/kokkos/core/src/Kokkos_ROCm.hpp
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/*
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//@HEADER
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// ************************************************************************
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//
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// Kokkos v. 2.0
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// Copyright (2014) Sandia Corporation
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//
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// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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// the U.S. Government retains certain rights in this software.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// 1. Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// 3. Neither the name of the Corporation nor the names of the
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Questions? Contact H. Carter Edwards (hcedwar@sandia.gov)
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//
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// ************************************************************************
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//@HEADER
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*/
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#ifndef KOKKOS_ROCM_HPP
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#define KOKKOS_ROCM_HPP
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#include <Kokkos_Core_fwd.hpp>
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#if defined( KOKKOS_ENABLE_ROCM )
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#include <ROCm/hc_math_std.hpp>
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//----------------------------------------------------------------------------
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//----------------------------------------------------------------------------
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#include <cstddef>
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#include <iosfwd>
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#include <Kokkos_HostSpace.hpp>
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#include <Kokkos_ROCmSpace.hpp>
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#include <ROCm/Kokkos_ROCm_Exec.hpp>
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#include <Kokkos_ScratchSpace.hpp>
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#include <Kokkos_Parallel.hpp>
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#include <Kokkos_Layout.hpp>
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#include <impl/Kokkos_Tags.hpp>
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/*--------------------------------------------------------------------------*/
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#include <hc.hpp>
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#include <hc_am.hpp>
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#include <amp_math.h>
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#if defined( __HCC_ACCELERATOR__ )
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using namespace ::Concurrency::precise_math ;
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#endif
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/*--------------------------------------------------------------------------*/
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namespace Kokkos {
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namespace Impl {
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class ROCmExec ;
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} // namespace Impl
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} // namespace Kokkos
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/*--------------------------------------------------------------------------*/
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namespace Kokkos {
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namespace Experimental {
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/// \class ROCm
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/// \brief Kokkos device for multicore processors in the host memory space.
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class ROCm {
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public:
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//------------------------------------
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//! \name Type declarations that all Kokkos devices must provide.
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//@{
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//! Tag this class as a kokkos execution space
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typedef ROCm execution_space ;
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typedef ROCmSpace memory_space ;
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typedef Kokkos::Device<execution_space,memory_space> device_type;
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typedef LayoutLeft array_layout ;
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typedef HostSpace::size_type size_type ;
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typedef ScratchMemorySpace< ROCm > scratch_memory_space ;
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~ROCm() {}
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ROCm();
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// explicit ROCm( const int instance_id );
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ROCm( ROCm && ) = default ;
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ROCm( const ROCm & ) = default ;
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ROCm & operator = ( ROCm && ) = default ;
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ROCm & operator = ( const ROCm & ) = default ;
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//@}
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//------------------------------------
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//! \name Functions that all Kokkos devices must implement.
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//@{
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KOKKOS_INLINE_FUNCTION static int in_parallel() {
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#if defined( __HCC_ACCELERATOR__ )
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return true;
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#else
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return false;
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#endif
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}
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/** \brief Set the device in a "sleep" state. */
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static bool sleep() ;
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/** \brief Wake the device from the 'sleep' state. A noop for OpenMP. */
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static bool wake() ;
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/** \brief Wait until all dispatched functors complete. A noop for OpenMP. */
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static void fence() ;
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/// \brief Print configuration information to the given output stream.
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static void print_configuration( std::ostream & , const bool detail = false );
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/// \brief Free any resources being consumed by the device.
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static void finalize() ;
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/** \brief Initialize the device.
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*
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*/
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struct SelectDevice {
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int rocm_device_id ;
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SelectDevice() : rocm_device_id(1) {}
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explicit SelectDevice( int id ) : rocm_device_id( id+1 ) {}
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};
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int rocm_device() const { return m_device ; }
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bool isAPU();
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bool isAPU(int device);
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static void initialize( const SelectDevice = SelectDevice());
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static int is_initialized();
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// static size_type device_arch();
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// static size_type detect_device_count();
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static int concurrency() ;
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static const char* name();
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private:
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int m_device ;
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};
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}
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} // namespace Kokkos
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namespace Kokkos {
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namespace Impl {
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template<>
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struct MemorySpaceAccess
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< Kokkos::Experimental::ROCmSpace
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, Kokkos::Experimental::ROCm::scratch_memory_space
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>
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{
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enum { assignable = false };
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enum { accessible = true };
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enum { deepcopy = false };
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};
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template<>
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struct VerifyExecutionCanAccessMemorySpace
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< Kokkos::Experimental::ROCm::memory_space
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, Kokkos::Experimental::ROCm::scratch_memory_space
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>
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{
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enum { value = true };
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KOKKOS_INLINE_FUNCTION static void verify( void ) { }
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KOKKOS_INLINE_FUNCTION static void verify( const void * ) { }
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};
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template<>
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struct VerifyExecutionCanAccessMemorySpace
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< Kokkos::HostSpace
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, Kokkos::Experimental::ROCm::scratch_memory_space
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>
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{
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enum { value = false };
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inline static void verify( void ) { Experimental::ROCmSpace::access_error(); }
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inline static void verify( const void * p ) { Experimental::ROCmSpace::access_error(p); }
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};
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} // namespace Experimental
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} // namespace Kokkos
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#include <ROCm/Kokkos_ROCm_Parallel.hpp>
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#include <ROCm/Kokkos_ROCm_Task.hpp>
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#endif
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#endif
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