9966309227

Committed 17 Jul 2024 12:53AM UTC coverage: 84.815% (+0.008%) from 84.807%

Build # 9966309227

Build Type

push

github

Committed by

web-flow

Commit Message

Linear Source Random Ray (#3072)

Co-authored-by: John Tramm <john.tramm@gmail.com>
Co-authored-by: Paul Romano <paul.k.romano@gmail.com>

Run Details

336 of 369 new or added lines in 9 files covered. (91.06%)

36 existing lines in 4 files now uncovered.

49336 of 58169 relevant lines covered (84.81%)

32020493.4 hits per line

Source File
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88.89

/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:
  OpenMPMutex()
  {
#ifdef _OPENMP
    omp_init_lock(&mutex_);
#endif
  }

  ~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) { OpenMPMutex(); }

  // Copy assignment operator
  OpenMPMutex& operator=(const OpenMPMutex& other)
  {
    OpenMPMutex();
    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()	77,028✔
14	{
15	#ifdef _OPENMP
16	return omp_get_max_threads();	46,188✔
17	#else
18	return 1;	30,840✔
19	#endif
20	}
21
22	inline int thread_num()	1,402,744✔
23	{
24	#ifdef _OPENMP
25	return omp_get_thread_num();	1,402,744✔
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	OpenMPMutex()
40	{
41	#ifdef _OPENMP
42	omp_init_lock(&mutex_);
43	#endif
44	}
45
46	~OpenMPMutex()
47	{
48	#ifdef _OPENMP
49	omp_destroy_lock(&mutex_);
50	#endif
51	}
52
53	// omp_lock_t objects cannot be deep copied, they can only be shallow
54	// copied. Thus, while shallow copying of an omp_lock_t object is
55	// completely valid (provided no race conditions exist), true copying
56	// of an OpenMPMutex object is not valid due to the action of the
57	// destructor. However, since locks are fungible, we can simply replace
58	// copying operations with default construction. This allows storage of
59	// OpenMPMutex objects within containers that may need to move/copy them
60	// (e.g., std::vector). It is left to the caller to understand that
61	// copying of OpenMPMutex does not produce two handles to the same mutex,
62	// rather, it produces two different mutexes.
63
64	// Copy constructor
65	OpenMPMutex(const OpenMPMutex& other) { OpenMPMutex(); }
66
67	// Copy assignment operator
68	OpenMPMutex& operator=(const OpenMPMutex& other)
69	{
70	OpenMPMutex();
71	return *this;
72	}
73
74	//! Lock the mutex.
75	//
76	//! This function blocks execution until the lock succeeds.
77	void lock()	49,763,532✔
78	{
79	#ifdef _OPENMP
80	omp_set_lock(&mutex_);	24,881,766✔
81	#endif
82	}	49,763,532✔
83
84	//! Try to lock the mutex and indicate success.
85	//
86	//! This function does not block. It returns immediately and gives false if
87	//! the lock is unavailable.
88	bool try_lock() noexcept
89	{
90	#ifdef _OPENMP
91	return omp_test_lock(&mutex_);
92	#else
93	return true;
94	#endif
95	}
96
97	//! Unlock the mutex.
UNCOV 98	void unlock() noexcept	×
99	{
100	#ifdef _OPENMP
101	omp_unset_lock(&mutex_);
102	#endif
103	}
104
105	private:
106	#ifdef _OPENMP
107	omp_lock_t mutex_;
108	#endif
109	};
110
111	} // namespace openmc
112	#endif // OPENMC_OPENMP_INTERFACE_H

openmc-dev / openmc / 9966309227

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