diff DEPENDENCIES/generic/include/boost/atomic/detail/pause.hpp @ 102:f46d142149f5

Whoops, finish that update
author Chris Cannam
date Mon, 07 Sep 2015 11:13:41 +0100
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/DEPENDENCIES/generic/include/boost/atomic/detail/pause.hpp	Mon Sep 07 11:13:41 2015 +0100
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+/*
+ * Distributed under the Boost Software License, Version 1.0.
+ *    (See accompanying file LICENSE_1_0.txt or copy at
+ *          http://www.boost.org/LICENSE_1_0.txt)
+ *
+ * (C) Copyright 2013 Tim Blechmann
+ * (C) Copyright 2013 Andrey Semashev
+ */
+
+#ifndef BOOST_ATOMIC_DETAIL_PAUSE_HPP_INCLUDED_
+#define BOOST_ATOMIC_DETAIL_PAUSE_HPP_INCLUDED_
+
+#include <boost/atomic/detail/config.hpp>
+
+#ifdef BOOST_HAS_PRAGMA_ONCE
+#pragma once
+#endif
+
+#if defined(_MSC_VER) && (defined(_M_AMD64) || defined(_M_IX86))
+extern "C" void _mm_pause(void);
+#if defined(BOOST_MSVC)
+#pragma intrinsic(_mm_pause)
+#endif
+#endif
+
+namespace boost {
+namespace atomics {
+namespace detail {
+
+BOOST_FORCEINLINE void pause() BOOST_NOEXCEPT
+{
+#if defined(_MSC_VER) && (defined(_M_AMD64) || defined(_M_IX86))
+    _mm_pause();
+#elif defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__))
+    __asm__ __volatile__("pause;");
+#endif
+}
+
+} // namespace detail
+} // namespace atomics
+} // namespace boost
+
+#endif // BOOST_ATOMIC_DETAIL_PAUSE_HPP_INCLUDED_