2011-05-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>

2011-05-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/tc-s390.c (md_gather_operands): Emit an error for odd
	numbered registers used as register pair operand.

2011-05-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* opcode/s390.h: Add S390_OPCODE_REG_EVEN flag.

2011-05-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* s390-opc.c: Add new instruction types marking register pair
	operands.
	* s390-opc.txt: Match instructions having register pair operands
	to the new instruction types.

2011-05-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* gas/s390/esa-g5.d: Fix register pair operands.
	* gas/s390/esa-g5.s: Likewise.
	* gas/s390/esa-z9-109.d: Likewise.
	* gas/s390/esa-z9-109.s: Likewise.
	* gas/s390/zarch-z196.d: Likewise.
	* gas/s390/zarch-z196.s: Likewise.
	* gas/s390/zarch-z9-109.d: Likewise.
	* gas/s390/zarch-z9-109.s: Likewise.
	* gas/s390/zarch-z900.d: Likewise.
	* gas/s390/zarch-z900.s: Likewise.
	* gas/s390/zarch-z990.d: Likewise.
	* gas/s390/zarch-z990.s: Likewise.