i386.c: Added include for recog.h.

i386.c: Added include for recog.h.

        * i386.c: Added include for recog.h.
        (override_options): Removed unused variable p. Initialized regno to
        avoid warning.
        (order_regs_for_local_alloc): Initialized regno to avoid warning.
        (legitimize_address): Likewise for 'other'.
        (i386_aligned_reg_p): Added default case with abort ().
        (print_operand): Likewise.
        (reg_mentioned_in_mem): Likewise.
        (ix86_expand_binary_operator): Removed unused variables i & insn.
        (ix86_expand_unary_operator): Removed unused variable insn.
        (output_fp_cc0_set): Removed unused variable unordered_label.

From-SVN: r17841