Hi,
Given only integer variables are meaningful for register pressure estimation in IVOPTs,
this patch skips non-integer type PHIs when counting register pressure.
Is it OK?
Thanks,
bin

2017-04-11  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
	when counting register pressure.