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authorRemko Tronçon <git@el-tramo.be>2012-12-23 13:16:26 (GMT)
committerRemko Tronçon <git@el-tramo.be>2012-12-23 14:43:26 (GMT)
commit491ddd570a752cf9bda85933bed0c6942e39b1f9 (patch)
tree10c25c1be8cc08d0497df1dccd56a10fbb30beee /3rdParty/Boost/src/boost/integer
parentda7d7a0ca71b80281aa9ff2526290b61ccb0cc60 (diff)
downloadswift-491ddd570a752cf9bda85933bed0c6942e39b1f9.zip
swift-491ddd570a752cf9bda85933bed0c6942e39b1f9.tar.bz2
Update Boost to 1.52.0.
Change-Id: I1e56bea2600bf2ed9c5b3aba8c4f9d2a0f350e77
Diffstat (limited to '3rdParty/Boost/src/boost/integer')
-rw-r--r--3rdParty/Boost/src/boost/integer/integer_mask.hpp126
1 files changed, 126 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/integer/integer_mask.hpp b/3rdParty/Boost/src/boost/integer/integer_mask.hpp
new file mode 100644
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--- /dev/null
+++ b/3rdParty/Boost/src/boost/integer/integer_mask.hpp
@@ -0,0 +1,126 @@
+// Boost integer/integer_mask.hpp header file ------------------------------//
+
+// (C) Copyright Daryle Walker 2001.
+// 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://www.boost.org for updates, documentation, and revision history.
+
+#ifndef BOOST_INTEGER_INTEGER_MASK_HPP
+#define BOOST_INTEGER_INTEGER_MASK_HPP
+
+#include <boost/integer_fwd.hpp> // self include
+
+#include <boost/config.hpp> // for BOOST_STATIC_CONSTANT
+#include <boost/integer.hpp> // for boost::uint_t
+
+#include <climits> // for UCHAR_MAX, etc.
+#include <cstddef> // for std::size_t
+
+#include <boost/limits.hpp> // for std::numeric_limits
+
+//
+// We simply cannot include this header on gcc without getting copious warnings of the kind:
+//
+// boost/integer/integer_mask.hpp:93:35: warning: use of C99 long long integer constant
+//
+// And yet there is no other reasonable implementation, so we declare this a system header
+// to suppress these warnings.
+//
+#if defined(__GNUC__) && (__GNUC__ >= 4)
+#pragma GCC system_header
+#endif
+
+namespace boost
+{
+
+
+// Specified single-bit mask class declaration -----------------------------//
+// (Lowest bit starts counting at 0.)
+
+template < std::size_t Bit >
+struct high_bit_mask_t
+{
+ typedef typename uint_t<(Bit + 1)>::least least;
+ typedef typename uint_t<(Bit + 1)>::fast fast;
+
+ BOOST_STATIC_CONSTANT( least, high_bit = (least( 1u ) << Bit) );
+ BOOST_STATIC_CONSTANT( fast, high_bit_fast = (fast( 1u ) << Bit) );
+
+ BOOST_STATIC_CONSTANT( std::size_t, bit_position = Bit );
+
+}; // boost::high_bit_mask_t
+
+
+// Specified bit-block mask class declaration ------------------------------//
+// Makes masks for the lowest N bits
+// (Specializations are needed when N fills up a type.)
+
+template < std::size_t Bits >
+struct low_bits_mask_t
+{
+ typedef typename uint_t<Bits>::least least;
+ typedef typename uint_t<Bits>::fast fast;
+
+ BOOST_STATIC_CONSTANT( least, sig_bits = (~( ~(least( 0u )) << Bits )) );
+ BOOST_STATIC_CONSTANT( fast, sig_bits_fast = fast(sig_bits) );
+
+ BOOST_STATIC_CONSTANT( std::size_t, bit_count = Bits );
+
+}; // boost::low_bits_mask_t
+
+
+#define BOOST_LOW_BITS_MASK_SPECIALIZE( Type ) \
+ template < > struct low_bits_mask_t< std::numeric_limits<Type>::digits > { \
+ typedef std::numeric_limits<Type> limits_type; \
+ typedef uint_t<limits_type::digits>::least least; \
+ typedef uint_t<limits_type::digits>::fast fast; \
+ BOOST_STATIC_CONSTANT( least, sig_bits = (~( least(0u) )) ); \
+ BOOST_STATIC_CONSTANT( fast, sig_bits_fast = fast(sig_bits) ); \
+ BOOST_STATIC_CONSTANT( std::size_t, bit_count = limits_type::digits ); \
+ }
+
+#ifdef BOOST_MSVC
+#pragma warning(push)
+#pragma warning(disable:4245) // 'initializing' : conversion from 'int' to 'const boost::low_bits_mask_t<8>::least', signed/unsigned mismatch
+#endif
+
+BOOST_LOW_BITS_MASK_SPECIALIZE( unsigned char );
+
+#if USHRT_MAX > UCHAR_MAX
+BOOST_LOW_BITS_MASK_SPECIALIZE( unsigned short );
+#endif
+
+#if UINT_MAX > USHRT_MAX
+BOOST_LOW_BITS_MASK_SPECIALIZE( unsigned int );
+#endif
+
+#if ULONG_MAX > UINT_MAX
+BOOST_LOW_BITS_MASK_SPECIALIZE( unsigned long );
+#endif
+
+#if defined(BOOST_HAS_LONG_LONG)
+ #if ((defined(ULLONG_MAX) && (ULLONG_MAX > ULONG_MAX)) ||\
+ (defined(ULONG_LONG_MAX) && (ULONG_LONG_MAX > ULONG_MAX)) ||\
+ (defined(ULONGLONG_MAX) && (ULONGLONG_MAX > ULONG_MAX)) ||\
+ (defined(_ULLONG_MAX) && (_ULLONG_MAX > ULONG_MAX)))
+ BOOST_LOW_BITS_MASK_SPECIALIZE( boost::ulong_long_type );
+ #endif
+#elif defined(BOOST_HAS_MS_INT64)
+ #if 18446744073709551615ui64 > ULONG_MAX
+ BOOST_LOW_BITS_MASK_SPECIALIZE( unsigned __int64 );
+ #endif
+#endif
+
+#ifdef BOOST_MSVC
+#pragma warning(pop)
+#endif
+
+#undef BOOST_LOW_BITS_MASK_SPECIALIZE
+
+
+} // namespace boost
+
+
+#endif // BOOST_INTEGER_INTEGER_MASK_HPP