This patch provides the tests for the new vector instructions added in patches
3 and 4.  In addition, it provides the target support for power8 systems.

Is this patch acceptable to be checked in once the previous 4 patches have been
applied?

2013-05-21  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* gcc.target/powerpc/p8vector-builtin-1.c: New test to test
	power8 builtin functions.
	* gcc/testsuite/gcc.target/powerpc/p8vector-builtin-2.c: Likewise.
	* gcc/testsuite/gcc.target/powerpc/p8vector-builtin-3.c: Likewise.
	* gcc/testsuite/gcc.target/powerpc/p8vector-builtin-4.c: Likewise.
	* gcc/testsuite/gcc.target/powerpc/p8vector-builtin-5.c: Likewise.
	* gcc/testsuite/gcc.target/powerpc/p8vector-builtin-6.c: Likewise.
	* gcc/testsuite/gcc.target/powerpc/p8vector-builtin-7.c: Likewise.
	* gcc/testsuite/gcc.target/powerpc/p8vector-vectorize-1.c: New
	tests to test power8 auto-vectorization.
	* gcc/testsuite/gcc.target/powerpc/p8vector-vectorize-2.c: Likewise.
	* gcc/testsuite/gcc.target/powerpc/p8vector-vectorize-3.c: Likewise.
	* gcc/testsuite/gcc.target/powerpc/p8vector-vectorize-4.c: Likewise.
	* gcc/testsuite/gcc.target/powerpc/p8vector-vectorize-5.c: Likewise.

	* lib/target-supports.exp (check_p8vector_hw_available): New
	function, check if we are running on a power8.
	(check_effective_target_powerpc_p8vector_ok): New function, check
	if target can compile for power8.
	(is-effective-target): Add power8 support.
	(is-effective-target-keyword): Likewise.
	(check_vect_support_and_set_flags): Likewise.

-- 
Michael Meissner, IBM
IBM, M/S 2506R, 550 King Street, Littleton, MA 01460, USA
email: meissner@linux.vnet.ibm.com, phone: +1 (978) 899-4797