[ARM,AArch64][testsuite] Fix vaddl and vaddw tests

2014-12-07  Christophe Lyon  <christophe.lyon@linaro.org>

	* gcc.target/aarch64/advsimd-intrinsics/vaddhn.c: Actually execute
	the test.
	* gcc.target/aarch64/advsimd-intrinsics/vaddl.c: Actually execute
	the test. Fix expected output.
	* gcc.target/aarch64/advsimd-intrinsics/vaddw.c: Likewise.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@218463 138bc75d-0d04-0410-961f-82ee72b054a4