PR target/25128
	* config/m68k/predicates.md (swap_peephole_relational_operator): New
	predicate.
	* config/m68k/m68k.md (relational tests against 65535/65536): New
	peephole2.

	PR target/25128
	* gcc.target/m68k/pr25128.c: New test.

From-SVN: r242676