* config/s390/s390.md ("*subdf3_cc", "*subdf3_cconly", "*subsf3_cc",

	"*subsf3_cconly"): Subtraction is not commutative.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@78110 138bc75d-0d04-0410-961f-82ee72b054a4