pa.c: Include expr.h before c-tree.h.

pa.c: Include expr.h before c-tree.h.

        * pa.c: Include expr.h before c-tree.h.
        (remove_useless_addtr_insns): Use reverse_condition_maybe_unordered
        instead of reverse_condition.
        (print_operand): Correct predicates for GT, GE, LT and LE.  Add
        predicates for LTGT, UNLE, UNLT, UNGE, UNGT, UNEQ, UNORDERED and
        ORDERED.
        (cmpib_comparison_operator): Add GEU and LTU codes.
        * pa.h (PREDICATE_CODES): Add codes for cmpib_comparison_operator.
        * pa.md (bltgt, bunle, bunlt, bunge, bungt, buneq, bunordered,
        bordered): New float conditional branch patterns.

From-SVN: r38082