Blackfin is a strictly aligned processor.

Patch by Marc Hoffman  mmh _at_ pleasantst.com
Subject: [Ffmpeg-devel] PATCH Blackfin UNALIGNED_STORES_ARE_BAD in bitstream.h
Date: Tue, 17 Apr 2007 06:12:02 -0400

Originally committed as revision 8777 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/bitstream.h

@@ -166,7 +166,7 @@ typedef struct RL_VLC_ELEM {
     uint8_t run;
 } RL_VLC_ELEM;
 
-#if defined(ARCH_SPARC) || defined(ARCH_ARMV4L) || defined(ARCH_MIPS)
+#if defined(ARCH_SPARC) || defined(ARCH_ARMV4L) || defined(ARCH_MIPS) || defined(ARCH_BFIN)
 #define UNALIGNED_STORES_ARE_BAD
 #endif