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caps_gcc_sync.hpp

caps_gcc_sync.hpp 1.9 KB
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  1. /*
    2. 

  2.  * Distributed under the Boost Software License, Version 1.0.
    3. 

  3.  * (See accompanying file LICENSE_1_0.txt or copy at
    4. 

  4.  * http://www.boost.org/LICENSE_1_0.txt)
    5. 

  5.  *
    6. 

  6.  * Copyright (c) 2011 Helge Bahmann
    7. 

  7.  * Copyright (c) 2013 Tim Blechmann
    8. 

  8.  * Copyright (c) 2014 Andrey Semashev
    9. 

  9.  */
    10. 

  10. /*!
    11. 

  11.  * \file   atomic/detail/caps_gcc_sync.hpp
    12. 

  12.  *
    13. 

  13.  * This header defines feature capabilities macros
    14. 

  14.  */
    15. 

  15. 

  16. #ifndef BOOST_ATOMIC_DETAIL_CAPS_GCC_SYNC_HPP_INCLUDED_
    17. 

  17. #define BOOST_ATOMIC_DETAIL_CAPS_GCC_SYNC_HPP_INCLUDED_
    18. 

  18. 

  19. #include <boost/atomic/detail/config.hpp>
    20. 

  20. #if defined(__i386__) || defined(__x86_64__)
    21. 

  21. #include <boost/atomic/detail/hwcaps_gcc_x86.hpp>
    22. 

  22. #elif defined(__arm__)
    23. 

  23. #include <boost/atomic/detail/hwcaps_gcc_arm.hpp>
    24. 

  24. #elif defined(__POWERPC__) || defined(__PPC__)
    25. 

  25. #include <boost/atomic/detail/hwcaps_gcc_ppc.hpp>
    26. 

  26. #endif
    27. 

  27. 

  28. #ifdef BOOST_HAS_PRAGMA_ONCE
    29. 

  29. #pragma once
    30. 

  30. #endif
    31. 

  31. 

  32. #if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1)\
    33. 

  33.     || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2)\
    34. 

  34.     || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)\
    35. 

  35.     || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)\
    36. 

  36.     || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
    37. 

  37. #define BOOST_ATOMIC_INT8_LOCK_FREE 2
    38. 

  38. #endif
    39. 

  39. #if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2)\
    40. 

  40.     || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)\
    41. 

  41.     || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)\
    42. 

  42.     || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
    43. 

  43. #define BOOST_ATOMIC_INT16_LOCK_FREE 2
    44. 

  44. #endif
    45. 

  45. #if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)\
    46. 

  46.     || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)\
    47. 

  47.     || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
    48. 

  48. #define BOOST_ATOMIC_INT32_LOCK_FREE 2
    49. 

  49. #endif
    50. 

  50. #if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)\
    51. 

  51.     || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
    52. 

  52. #define BOOST_ATOMIC_INT64_LOCK_FREE 2
    53. 

  53. #endif
    54. 

  54. #if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
    55. 

  55. #define BOOST_ATOMIC_INT128_LOCK_FREE 2
    56. 

  56. #endif
    57. 

  57. 

  58. #define BOOST_ATOMIC_THREAD_FENCE 2
    59. 

  59. #define BOOST_ATOMIC_SIGNAL_FENCE 2
    60. 

  60. 

  61. #endif // BOOST_ATOMIC_DETAIL_CAPS_GCC_SYNC_HPP_INCLUDED_
    62.