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	* config/s390/s390.c (struct processor_costs): 4 new fields:
	ddbr, ddr, debr, der.
	(s390_rtx_costs): More precise handling of divide instructions.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@93142 138bc75d-0d04-0410-961f-82ee72b054a4