Merge changes from topic \'fix-struct-layout\' am: ea61366
am: 25dc2b1

* commit '25dc2b1b8574314afba50843b74318cf9d8676db':
  Translate GEP instructions on structs to GEP on int8*
  X86: Fix kernel Input/Output GetElementPtr offset issue

Change-Id: I93adb80cf93db3ba13187aa823f09bd0137cd734