encgen: more legacy non-mem operand patterns
encgen: more legacy non-mem operand patterns

Change-Id: I8810151b32ec825b2e707c597a081045bf979d9b
(cherry picked from commit 68460ab97977409a59be8cf551b6d95a190764bf)

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