runtime.hpp

// FEAT3: Finite Element Analysis Toolbox, Version 3
// Copyright (C) 2010 by Stefan Turek & the FEAT group
// FEAT3 is released under the GNU General Public License version 3,
// see the file 'copyright.txt' in the top level directory for details.
 
#pragma once
 
// includes, FEAT
#include <kernel/base_header.hpp>
#ifdef FEAT_HAVE_CUDA
  #include <kernel/util/cuda_util.hpp>
#endif
#ifdef FEAT_DEBUG_MODE
  #include <assert.h>
#endif
 
namespace FEAT
{
  class Runtime
  {
  private:
    static bool _initialized;
 
    static bool _finalized;
 
  public:
    class ScopeGuard
    {
    public:
      explicit ScopeGuard(int& argc, char**& argv)
      {
        Runtime::initialize(argc, argv);
      }
 
      ~ScopeGuard()
      {
        Runtime::finalize();
      }
    }; // class Runtime::Guard
 
    class SyncGuard
    {
      public:
      static bool sync_on;
 
      public:
      SyncGuard()
      {
        #ifdef FEAT_DEBUG_MODE
        assert((sync_on) && "Already in SyncGuard scope!");
        #endif
 
        this->sync_on = false;
      }
 
      ~SyncGuard()
      {
        #ifdef FEAT_HAVE_CUDA
          Util::cuda_force_synchronize();
        #endif
        this->sync_on = true;
      }
 
      static bool enable_synchronize()
      {
        return sync_on;
      }
 
      friend class Runtime;
    };
 
    static void initialize(int& argc, char**& argv);
 
    [[noreturn]] static void abort(bool dump_call_stack = true);
 
    static int finalize();
 
    static void* get_cudss_handle();
  }; // class Runtime
} // namespace FEAT