ceph/src/boost/libs/uuid/include/boost/uuid/detail/config.hpp

   1 /*
   2  *            Copyright Andrey Semashev 2013.
   3  * Distributed under the Boost Software License, Version 1.0.
   4  *    (See accompanying file LICENSE_1_0.txt or copy at
   5  *          http://www.boost.org/LICENSE_1_0.txt)
   6  */
   7 /*!
   8  * \file   uuid/detail/config.hpp
   9  *
  10  * \brief  This header defines configuration macros for Boost.UUID.
  11  */
  12
  13 #ifndef BOOST_UUID_DETAIL_CONFIG_HPP_INCLUDED_
  14 #define BOOST_UUID_DETAIL_CONFIG_HPP_INCLUDED_
  15
  16 #include <boost/config.hpp>
  17
  18 #ifdef BOOST_HAS_PRAGMA_ONCE
  19 #pragma once
  20 #endif
  21
  22 #if !defined(BOOST_UUID_NO_SIMD)
  23
  24 #if defined(__GNUC__) && defined(__SSE2__)
  25
  26 // GCC and its pretenders go here
  27 #ifndef BOOST_UUID_USE_SSE2
  28 #define BOOST_UUID_USE_SSE2
  29 #endif
  30
  31 #if defined(__SSE3__) && !defined(BOOST_UUID_USE_SSE3)
  32 #define BOOST_UUID_USE_SSE3
  33 #endif
  34
  35 #if defined(__SSE4_1__) && !defined(BOOST_UUID_USE_SSE41)
  36 #define BOOST_UUID_USE_SSE41
  37 #endif
  38
  39 #elif defined(_MSC_VER)
  40
  41 #if (defined(_M_X64) || (defined(_M_IX86) && defined(_M_IX86_FP) && _M_IX86_FP >= 2)) && !defined(BOOST_UUID_USE_SSE2)
  42 #define BOOST_UUID_USE_SSE2
  43 #endif
  44
  45 #if defined(__AVX__)
  46 #if !defined(BOOST_UUID_USE_SSE41)
  47 #define BOOST_UUID_USE_SSE41
  48 #endif
  49 #if !defined(BOOST_UUID_USE_SSE3)
  50 #define BOOST_UUID_USE_SSE3
  51 #endif
  52 #if !defined(BOOST_UUID_USE_SSE2)
  53 #define BOOST_UUID_USE_SSE2
  54 #endif
  55 #endif
  56
  57 #endif
  58
  59 // More advanced ISA extensions imply less advanced are also available
  60 #if !defined(BOOST_UUID_USE_SSE3) && defined(BOOST_UUID_USE_SSE41)
  61 #define BOOST_UUID_USE_SSE3
  62 #endif
  63
  64 #if !defined(BOOST_UUID_USE_SSE2) && defined(BOOST_UUID_USE_SSE3)
  65 #define BOOST_UUID_USE_SSE2
  66 #endif
  67
  68 #if !defined(BOOST_UUID_NO_SIMD) && !defined(BOOST_UUID_USE_SSE41) && !defined(BOOST_UUID_USE_SSE3) && !defined(BOOST_UUID_USE_SSE2)
  69 #define BOOST_UUID_NO_SIMD
  70 #endif
  71
  72 #endif // !defined(BOOST_UUID_NO_SIMD)
  73
  74 #endif // BOOST_UUID_DETAIL_CONFIG_HPP_INCLUDED_