2013-07-25  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	PR target/19599
	PR target/57731
	PR target/57837
	* config/arm/arm.md ("*sibcall_value_insn): Replace use of
	Ss with US. Adjust output for v5 and v4t.
	(*sibcall_value_insn): Likewise and loosen predicate on
	operand0.
	* config/arm/constraints.md ("Ss"): Rename to US.

From-SVN: r201240