14841268491

Committed 05 May 2025 04:27PM UTC coverage: 85.192% (+0.1%) from 85.044%

Build # 14841268491

Build Type

Pull #3371

github

Committed by

web-flow

Commit Message

Merge c739c9df1 into 1e7d8324e

Pull Request Pull Request #3371: Updates to VTK data checks

Run Details

21 of 24 new or added lines in 1 file covered. (87.5%)

1366 existing lines in 33 files now uncovered.

52185 of 61256 relevant lines covered (85.19%)

37073726.05 hits per line

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87.5

/include/openmc/openmp_interface.h

#ifndef OPENMC_OPENMP_INTERFACE_H
#define OPENMC_OPENMP_INTERFACE_H

#ifdef _OPENMP
#include <omp.h>
#endif

namespace openmc {

//==============================================================================
//! Accessor functions related to number of threads and thread number
//==============================================================================
inline int num_threads()
{
#ifdef _OPENMP
  return omp_get_max_threads();
#else
  return 1;
#endif
}

inline int thread_num()
{
#ifdef _OPENMP
  return omp_get_thread_num();
#else
  return 0;
#endif
}

//==============================================================================
//! An object used to prevent concurrent access to a piece of data.
//
//! This type meets the C++ "Lockable" requirements.
//==============================================================================

class OpenMPMutex {
public:
  void init()
  {
#ifdef _OPENMP
    omp_init_lock(&mutex_);
#endif
  }

  OpenMPMutex() { init(); }

  ~OpenMPMutex()
  {
#ifdef _OPENMP
    omp_destroy_lock(&mutex_);
#endif
  }

  // omp_lock_t objects cannot be deep copied, they can only be shallow
  // copied. Thus, while shallow copying of an omp_lock_t object is
  // completely valid (provided no race conditions exist), true copying
  // of an OpenMPMutex object is not valid due to the action of the
  // destructor. However, since locks are fungible, we can simply replace
  // copying operations with default construction. This allows storage of
  // OpenMPMutex objects within containers that may need to move/copy them
  // (e.g., std::vector). It is left to the caller to understand that
  // copying of OpenMPMutex does not produce two handles to the same mutex,
  // rather, it produces two different mutexes.

  // Copy constructor
  OpenMPMutex(const OpenMPMutex& other) { init(); }

  // Copy assignment operator
  OpenMPMutex& operator=(const OpenMPMutex& other) { return *this; }

  //! Lock the mutex.
  //
  //! This function blocks execution until the lock succeeds.
  void lock()
  {
#ifdef _OPENMP
    omp_set_lock(&mutex_);
#endif
  }

  //! Try to lock the mutex and indicate success.
  //
  //! This function does not block.  It returns immediately and gives false if
  //! the lock is unavailable.
  bool try_lock() noexcept
  {
#ifdef _OPENMP
    return omp_test_lock(&mutex_);
#else
    return true;
#endif
  }

  //! Unlock the mutex.
  void unlock() noexcept
  {
#ifdef _OPENMP
    omp_unset_lock(&mutex_);
#endif
  }

private:
#ifdef _OPENMP
  omp_lock_t mutex_;
#endif
};

} // namespace openmc
#endif // OPENMC_OPENMP_INTERFACE_H

1	#ifndef OPENMC_OPENMP_INTERFACE_H
2	#define OPENMC_OPENMP_INTERFACE_H
3
4	#ifdef _OPENMP
5	#include <omp.h>
6	#endif
7
8	namespace openmc {
9
10	//==============================================================================
11	//! Accessor functions related to number of threads and thread number
12	//==============================================================================
13	inline int num_threads()
14	{
15	#ifdef _OPENMP
16	return omp_get_max_threads();
17	#else
18	return 1;
19	#endif
20	}
21
22	inline int thread_num()
23	{
24	#ifdef _OPENMP
25	return omp_get_thread_num();
26	#else
27	return 0;
28	#endif
29	}
30
31	//==============================================================================
32	//! An object used to prevent concurrent access to a piece of data.
33	//
34	//! This type meets the C++ "Lockable" requirements.
35	//==============================================================================
36
37	class OpenMPMutex {
38	public:
39	void init()	13,587,893✔
40	{
41	#ifdef _OPENMP
42	omp_init_lock(&mutex_);	7,465,217✔
43	#endif
44	}	13,587,893✔
45
46	OpenMPMutex() { init(); }	2,643,265✔
47
48	~OpenMPMutex()	13,587,891✔
49	{
50	#ifdef _OPENMP
51	omp_destroy_lock(&mutex_);	7,465,215✔
52	#endif
53	}	13,587,891✔
54
55	// omp_lock_t objects cannot be deep copied, they can only be shallow
56	// copied. Thus, while shallow copying of an omp_lock_t object is
57	// completely valid (provided no race conditions exist), true copying
58	// of an OpenMPMutex object is not valid due to the action of the
59	// destructor. However, since locks are fungible, we can simply replace
60	// copying operations with default construction. This allows storage of
61	// OpenMPMutex objects within containers that may need to move/copy them
62	// (e.g., std::vector). It is left to the caller to understand that
63	// copying of OpenMPMutex does not produce two handles to the same mutex,
64	// rather, it produces two different mutexes.
65
66	// Copy constructor
UNCOV 67	OpenMPMutex(const OpenMPMutex& other) { init(); }	×
68
69	// Copy assignment operator
70	OpenMPMutex& operator=(const OpenMPMutex& other) { return *this; }
71
72	//! Lock the mutex.
73	//
74	//! This function blocks execution until the lock succeeds.
75	void lock()
76	{
77	#ifdef _OPENMP
78	omp_set_lock(&mutex_);
79	#endif
80	}
81
82	//! Try to lock the mutex and indicate success.
83	//
84	//! This function does not block. It returns immediately and gives false if
85	//! the lock is unavailable.
86	bool try_lock() noexcept
87	{
88	#ifdef _OPENMP
89	return omp_test_lock(&mutex_);
90	#else
91	return true;
92	#endif
93	}
94
95	//! Unlock the mutex.
96	void unlock() noexcept
97	{
98	#ifdef _OPENMP
99	omp_unset_lock(&mutex_);
100	#endif
101	}
102
103	private:
104	#ifdef _OPENMP
105	omp_lock_t mutex_;
106	#endif
107	};
108
109	} // namespace openmc
110	#endif // OPENMC_OPENMP_INTERFACE_H

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