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>