vsx-vector-6-be.p7.c: Rename this file to vsx-vector-6.p7.c.

vsx-vector-6-be.p7.c: Rename this file to vsx-vector-6.p7.c.

gcc/testsuite/ChangeLog:

2018-06-08  Carl Love  <cel@us.ibm.com>

	* gcc.target/powerpc/vsx-vector-6-be.p7.c: Rename this file to
	vsx-vector-6.p7.c.
	* gcc.target/powerpc/vsx-vector-6-le.p9.c: Rename this file to
	vsx-vector-6.p9.c.
	* gcc.target/powerpc/vsx-vector-6-be.p8.c: Move instruction counts
	for BE system that are different then for an LE system from this file
	into vsx-vector-6-le.c using be target qualifier.  Remove this file.
	* gcc.target/powerpc/vsx-vector-6-le.c: Add le qualifiers as needed for
	the various instruction counts.  Rename file to	vsx-vector-6.p8.c.

From-SVN: r261333