* config/bfin/bfin.c (hard_regno_mode_ok): Only allow first 31

	regs for DImode.
	(bfin_register_move_cost): Bump costs if trying to move plain
	integer values through accumulators.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@119055 138bc75d-0d04-0410-961f-82ee72b054a4