Failures on Debian-s390x-native-gdbserver-m64, branch master

[sergiodj+buildbot@sergiodj.net]

Buildslave:
	debian-jessie-s390x-1

Full Build URL:
	<http://gdb-build.sergiodj.net/builders/Debian-s390x-native-gdbserver-m64/builds/3981>

Commit(s) tested:
	86fa6981e7487e2c2df4337aa75ed2d93c32eaf2

Author(s) (in the same order as the commits):
	H.J. Lu <hjl.tools@gmail.com>

Subject:
	X86: Add pseudo prefixes to control encoding

Testsuite log (gdb.sum and gdb.log) URL(s):
	<http://gdb-build.sergiodj.net/results/Debian-s390x-native-gdbserver-m64/86/86fa6981e7487e2c2df4337aa75ed2d93c32eaf2/>