* recog.c (offsettable_address_p): Handle LO_SUM case.

	* config/mips/mips.c (double_memory_operand): Use adjust_address_nv
	instead of plus_constant.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@43912 138bc75d-0d04-0410-961f-82ee72b054a4