75 lines
1.9 KiB
C++
75 lines
1.9 KiB
C++
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/*
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* Copyright Andrey Semashev 2013.
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* Distributed under the Boost Software License, Version 1.0.
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* (See accompanying file LICENSE_1_0.txt or copy at
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* http://www.boost.org/LICENSE_1_0.txt)
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*/
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/*!
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* \file uuid/detail/config.hpp
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*
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* \brief This header defines configuration macros for Boost.UUID.
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*/
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#ifndef BOOST_UUID_DETAIL_CONFIG_HPP_INCLUDED_
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#define BOOST_UUID_DETAIL_CONFIG_HPP_INCLUDED_
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#include <boost/config.hpp>
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#ifdef BOOST_HAS_PRAGMA_ONCE
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#pragma once
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#endif
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#if !defined(BOOST_UUID_NO_SIMD)
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#if defined(__GNUC__) && defined(__SSE2__)
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// GCC and its pretenders go here
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#ifndef BOOST_UUID_USE_SSE2
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#define BOOST_UUID_USE_SSE2
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#endif
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#if defined(__SSE3__) && !defined(BOOST_UUID_USE_SSE3)
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#define BOOST_UUID_USE_SSE3
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#endif
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#if defined(__SSE4_1__) && !defined(BOOST_UUID_USE_SSE41)
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#define BOOST_UUID_USE_SSE41
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#endif
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#elif defined(_MSC_VER)
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#if (defined(_M_X64) || (defined(_M_IX86) && defined(_M_IX86_FP) && _M_IX86_FP >= 2)) && !defined(BOOST_UUID_USE_SSE2)
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#define BOOST_UUID_USE_SSE2
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#endif
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#if defined(__AVX__)
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#if !defined(BOOST_UUID_USE_SSE41)
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#define BOOST_UUID_USE_SSE41
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#endif
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#if !defined(BOOST_UUID_USE_SSE3)
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#define BOOST_UUID_USE_SSE3
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#endif
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#if !defined(BOOST_UUID_USE_SSE2)
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#define BOOST_UUID_USE_SSE2
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#endif
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#endif
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#endif
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// More advanced ISA extensions imply less advanced are also available
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#if !defined(BOOST_UUID_USE_SSE3) && defined(BOOST_UUID_USE_SSE41)
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#define BOOST_UUID_USE_SSE3
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#endif
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#if !defined(BOOST_UUID_USE_SSE2) && defined(BOOST_UUID_USE_SSE3)
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#define BOOST_UUID_USE_SSE2
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#endif
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#if !defined(BOOST_UUID_NO_SIMD) && !defined(BOOST_UUID_USE_SSE41) && !defined(BOOST_UUID_USE_SSE3) && !defined(BOOST_UUID_USE_SSE2)
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#define BOOST_UUID_NO_SIMD
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#endif
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#endif // !defined(BOOST_UUID_NO_SIMD)
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#endif // BOOST_UUID_DETAIL_CONFIG_HPP_INCLUDED_
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