Backport of:

Backport of:
Changes by:	krebbel@sourceware.org	2010-11-25 09:33:54

Modified files:
	include        : ChangeLog
	gas            : ChangeLog
	gas/config     : tc-s390.c
	include/opcode : s390.h

Log message:
	2010-11-25  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/tc-s390.c (current_cpu): Initialize with latest CPU.
	(init_default_arch): Default to z/Architecture mode if CPU provides it.
	Remove the check setting the CPU default.

	2010-11-25  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* opcode/s390.h (enum s390_opcode_cpu_val): Add S390_OPCODE_MAXCPU.