xed-ild.c: changed c4 length chk&update
xed-ild.c: changed c4 length chk&update

  * c4c4 decodes as 3B

(cherry picked from commit 6348010e9d6589c38424d683c2caa193f30766f9)

intelxed/xed,intelxed/xed,intelxed/xed,intelxed/xed