tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER instead of FIRST_PSEUDO_REGISTER for creating...

	* tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
	instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
	* tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
	multiplier_allowed_in_address_p, get_address_cost): Ditto.

From-SVN: r100783