K 10 svn:author V 3 ian K 8 svn:date V 27 2015-12-29T15:23:03.538636Z K 7 svn:log V 218 Correct the code for sign-extending a 16 bit value. As near as I can tell this is effectively a no-op -- the addend term in MOVT/MOVW relocations always seems to be zero. But this is correct and the old code wasn't. END