IndexSetBuilders.hpp

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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~//
// Copyright (c) Lawrence Livermore National Security, LLC and other
// RAJA Project Developers. See top-level LICENSE and COPYRIGHT
// files for dates and other details. No copyright assignment is required
// to contribute to RAJA.
//
// SPDX-License-Identifier: (BSD-3-Clause)
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~//
 
#ifndef RAJA_IndexSetBuilders_HPP
#define RAJA_IndexSetBuilders_HPP
 
#include "RAJA/config.hpp"
 
#include "RAJA/index/IndexSet.hpp"
#include "RAJA/index/ListSegment.hpp"
#include "RAJA/index/RangeSegment.hpp"
 
#include "RAJA/util/types.hpp"
 
#include "camp/resource.hpp"
 
namespace RAJA
{
 
void RAJASHAREDDLL_API buildIndexSetAligned(
    RAJA::TypedIndexSet<RAJA::RangeSegment, RAJA::ListSegment>& iset,
    camp::resources::Resource work_res,
    const RAJA::Index_type* const indices_in,
    RAJA::Index_type length,
    RAJA::Index_type range_min_length,
    RAJA::Index_type range_align);
 
 
//
// The following methods build "lock-free" index sets.
//
// Lock-free indexsets are designed to be used with coarse-grained OpenMP
// iteration policies.  The "lock-free" part here assumes interactions among
// the cell-complex associated with the space being partitioned are "tightly
// bound".
//
 
void buildLockFreeBlockIndexset(RAJA::TypedIndexSet<RAJA::RangeSegment>& iset,
                                int fastDim,
                                int midDim,
                                int slowDim);
 
void buildLockFreeColorIndexset(
    RAJA::TypedIndexSet<RAJA::RangeSegment, RAJA::ListSegment>& iset,
    camp::resources::Resource work_res,
    RAJA::Index_type const* domainToRange,
    int numEntity,
    int numRangePerDomain,
    int numEntityRange,
    RAJA::Index_type* elemPermutation  = nullptr,
    RAJA::Index_type* ielemPermutation = nullptr);
 
}  // namespace RAJA
 
#endif  // closing endif for header file include guard