Seems I missed the Blackfin CPU detection header. Add missing compat

defs.

include/boost/predef/architecture/blackfin.h

@@ -0,0 +1,47 @@
+/*
+Copyright Redshift Software Inc 2013
+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)
+*/
+
+#ifndef BOOST_PREDEF_ARCHITECTURE_BLACKFIN_H
+#define BOOST_PREDEF_ARCHITECTURE_BLACKFIN_H
+
+#include <boost/predef/version_number.h>
+#include <boost/predef/make.h>
+
+/*`
+[heading `BOOST_ARCH_BLACKFIN`]
+
+Blackfin Processors from Analog Devices.
+
+[table
+    [[__predef_symbol__] [__predef_version__]]
+
+    [[`__bfin__`] [__predef_detection__]]
+    [[`__BFIN__`] [__predef_detection__]]
+    [[`bfin`] [__predef_detection__]]
+    [[`BFIN`] [__predef_detection__]]
+    ]
+ */
+
+#define BOOST_ARCH_BLACKFIN BOOST_VERSION_NUMBER_NOT_AVAILABLE
+
+#if defined(__bfin__) || defined(__BFIN__) || \
+    defined(bfin) || defined(BFIN)
+#   undef BOOST_ARCH_BLACKFIN
+#   define BOOST_ARCH_BLACKFIN BOOST_VERSION_NUMBER_AVAILABLE
+#endif
+
+#if BOOST_ARCH_BLACKFIN
+#   define BOOST_ARCH_BLACKFIN_AVAILABLE
+#endif
+
+#define BOOST_ARCH_BLACKFIN_NAME "Blackfin"
+
+#include <boost/predef/detail/test.h>
+BOOST_PREDEF_DECLARE_TEST(BOOST_ARCH_BLACKFIN,BOOST_ARCH_BLACKFIN_NAME)
+
+
+#endif

include/boost/predef/detail/endian_compat.h

@@ -18,5 +18,9 @@ http://www.boost.org/LICENSE_1_0.txt)
 #   define BOOST_LITTLE_ENDIAN
 #   define BOOST_BYTE_ORDER 1234
 #endif
+#if BOOST_ENDIAN_LITTLE_WORD
+#   define BOOST_PDP_ENDIAN
+#   define BOOST_BYTE_ORDER 2134
+#endif
 
 #endif