rs6000.md: Correct order of operands for DImode boolean patterns.

rs6000.md: Correct order of operands for DImode boolean patterns.

* config/rs6000/rs6000.md: Correct order of operands for DImode
boolean patterns.

* config/rs6000/rs6000.c (boolean_or_operator): New function.
* config/rs6000/rs6000-protos.h (boolean_or_operator): Prototype it.
* config/rs6000/rs6000.h (PREDICATE_CODES): Add boolean_or_operator.
* config/rs6000/rs6000.md: Use boolean_or_operator instead of
boolean_operator for the boolean patterns without NOTs.

* config/rs6000/rs6000.c (reg_or_logical_cint_operand): Rename
from reg_or_u_cint_operand.  Change comment and behaviour.
(logical_operand): Clean up, add assertion.
(non_logical_cint_operand): Also check for
reg_or_logical_cint_operand.
* config/rs6000/rs6000.h (PREDICATE_CODES): Update.
* config/rs6000/rs6000.md (iorsi3): Use reg_or_logical_cint_operand
in the expander.
(xorsi3): Likewise.
(iordi3): Likewise.
(xordi3): Likewise.

From-SVN: r34200