add boost on mac

macx64/include/boost/compute/functional/detail/nvidia_popcount.hpp

@@ -0,0 +1,42 @@
+//---------------------------------------------------------------------------//
+// Copyright (c) 2013 Kyle Lutz <kyle.r.lutz@gmail.com>
+//
+// 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
+//
+// See http://boostorg.github.com/compute for more information.
+//---------------------------------------------------------------------------//
+
+#ifndef BOOST_COMPUTE_FUNCTIONAL_DETAIL_NVIDIA_POPCOUNT_HPP
+#define BOOST_COMPUTE_FUNCTIONAL_DETAIL_NVIDIA_POPCOUNT_HPP
+
+#include <boost/compute/function.hpp>
+
+namespace boost {
+namespace compute {
+namespace detail {
+
+template<class T>
+class nvidia_popcount : public function<T(T)>
+{
+public:
+    nvidia_popcount()
+        : function<T(T)>("nvidia_popcount")
+    {
+        this->set_source(
+            "inline uint nvidia_popcount(const uint x)\n"
+            "{\n"
+            "    uint count;\n"
+            "    asm(\"popc.b32 %0, %1;\" : \"=r\"(count) : \"r\"(x));\n"
+            "    return count;\n"
+            "}\n"
+        );
+    }
+};
+
+} // end detail namespace
+} // end compute namespace
+} // end boost namespace
+
+#endif // BOOST_COMPUTE_FUNCTIONAL_DETAIL_NVIDIA_POPCOUNT_HPP