JCXZ, JECXZ, JRCXZ: modify RIP in 64b mode and force EOSZ=3
JCXZ, JECXZ, JRCXZ: modify RIP in 64b mode and force EOSZ=3

Change-Id: I93e18cab5d1e8bb05475a6ceb04024e1dada30ef
(cherry picked from commit 6d7c7ac99c9fab94d39337c16e576599f8f02690)

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