gcc/

	gcc/
	Backport from trunk r237604.
	2016-06-20  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
	costs relative to the cost of a register move.

	gcc/
	Backport from trunk r238048.
	2016-07-06  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/arm/cortex-a53.md: Use final_presence_set for in-order.
	(cortex_a53_shift): Add mov_shift.
	(cortex_a53_shift_reg): Add new reservation for register shifts.
	(cortex_a53_alu): Remove bfm.
	(cortex_a53_alu_shift): Add bfm, remove mov_shift.
	(cortex_a53_alu_extr): Add new reservation for EXTR.
	(bypasses): Improve bypass modelling.

Change-Id: I84ed9d0406fca824ef7ad3809469429b7e5766ec