Program Listing for File CudaMemsetOperation.hpp

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//////////////////////////////////////////////////////////////////////////////
// Copyright (c) 2016-20, Lawrence Livermore National Security, LLC and Umpire
// project contributors. See the COPYRIGHT file for details.
//
// SPDX-License-Identifier: (MIT)
//////////////////////////////////////////////////////////////////////////////
#ifndef UMPIRE_CudaMemsetOperation_HPP
#define UMPIRE_CudaMemsetOperation_HPP

#include "umpire/op/MemoryOperation.hpp"

namespace umpire {
namespace op {

/*!
 * \brief Memset on NVIDIA device memory.
 */
class CudaMemsetOperation : public MemoryOperation {
 public:
  /*!
   * @copybrief MemoryOperation::apply
   *
   * Uses cudaMemset to set first length bytes of src_ptr to value.
   *
   * @copydetails MemoryOperation::apply
   */
  void apply(void* src_ptr, util::AllocationRecord* ptr, int value,
             std::size_t length);

  camp::resources::Event apply_async(void* src_ptr, util::AllocationRecord* ptr,
                                     int value, std::size_t length,
                                     camp::resources::Resource& ctx);
};

} // namespace op
} // end of namespace umpire

#endif // UMPIRE_CudaMemsetOperation_HPP