KVM: x86 emulator: handle undecoded rex.b with r/m = 5 in certain cases

x86_64 does not decode rex.b in certain cases, where the r/m field = 5.

Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Avi Kivity 2008-06-15 21:13:41 -07:00
commit 8684c0af0b