armehjacob/cs343translationnewastnewastuniqueexpr
Last change
on this file since 37ba662 was
37ba662,
checked in by Thierry Delisle <tdelisle@…>, 17 months ago

Minor improvements to alignments and memory layout


Property mode set to
100644

File size:
1.8 KB

Line  

1  #pragma once 

2  

3  #include <stdint.h> 

4  

5  #if defined(__CFA_NO_STATISTICS__) 

6  struct __stats_t; 

7  static inline void __init_stats( struct __stats_t * ) {} 

8  static inline void __tally_stats( struct __stats_t *, struct __stats_t * ) {} 

9  static inline void __print_stats( struct __stats_t * ) {} 

10  #else 

11  struct __attribute__((aligned(64))) __stats_readQ_t { 

12  struct { 

13  // Push statistic 

14  struct { 

15  // number of attemps at pushing something 

16  volatile uint64_t attempt; 

17  

18  // number of successes at pushing 

19  volatile uint64_t success; 

20  } push; 

21  

22  // Pop statistic 

23  struct { 

24  // number of reads of the mask 

25  // picking an empty __cfa_readyQ_mask_t counts here 

26  // but not as an attempt 

27  volatile uint64_t probe; 

28  

29  // number of attemps at poping something 

30  volatile uint64_t attempt; 

31  

32  // number of successes at poping 

33  volatile uint64_t success; 

34  } pop; 

35  } pick; 

36  }; 

37  

38  #if defined(HAVE_LINUX_IO_URING_H) 

39  struct __attribute__((aligned(64))) __stats_io_t{ 

40  struct { 

41  struct { 

42  volatile uint64_t rdy; 

43  volatile uint64_t csm; 

44  volatile uint64_t avl; 

45  volatile uint64_t cnt; 

46  } submit_avg; 

47  struct { 

48  volatile uint64_t val; 

49  volatile uint64_t cnt; 

50  volatile uint64_t block; 

51  } look_avg; 

52  struct { 

53  volatile uint64_t val; 

54  volatile uint64_t cnt; 

55  volatile uint64_t block; 

56  } alloc_avg; 

57  } submit_q; 

58  struct { 

59  struct { 

60  unsigned long long int val; 

61  unsigned long long int slow_cnt; 

62  unsigned long long int fast_cnt; 

63  } completed_avg; 

64  } complete_q; 

65  }; 

66  #endif 

67  

68  struct __attribute__((aligned(128))) __stats_t { 

69  __stats_readQ_t ready; 

70  #if defined(HAVE_LINUX_IO_URING_H) 

71  __stats_io_t io; 

72  #endif 

73  }; 

74  

75  void __init_stats ( struct __stats_t * ); 

76  void __tally_stats( struct __stats_t *, struct __stats_t * ); 

77  void __print_stats( struct __stats_t * ); 

78  #endif 

79  

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