* config/epiphany/epiphany.md (logical_op): New code iterator.
        (op_mnc): New code attribute.
        (<op_mnc>_f, mov_f, cstoresi4): New patterns.
        (mov_f+1, mov_f+2): New peephole2 patterns.
        * config/epiphany/epiphany.md (mov_f+2): New peephole2 pattern.
        (cstoresi4): Also allow re-use of zero result when doing a NE
        comparison to a non-zero operand.
        Use (clobber (sratch)) for first insn if the gpr output is not needed.