* doc/sourcebuild.texi (arm_tune_string_ops_prefer_neon): New.

	gcc/testsuite/ChangeLog
	* lib/target-supports.exp (arm_tune_string_ops_prefer_neon): New.
	* gcc.target/arm/memset-inline-4.c: Skip for
	arm_tune_string_ops_prefer_neon.
	* gcc.target/arm/memset-inline-5.c: Ditto.
	* gcc.target/arm/memset-inline-6.c: Ditto.
	* gcc.target/arm/memset-inline-8.c: Ditto.
	* gcc.target/arm/memset-inline-9.c: Ditto.

From-SVN: r221651