POWER7 powerpc-cpu support for optimized libraries.

commit 134a9766
Author: Ulrich Drepper <drepper@redhat.com>
Date:   Mon Mar 2 13:50:16 2009 +0000

	* sysdeps/powerpc/powerpc32/power7/fpu/Implies: New file.
	* sysdeps/powerpc/powerpc32/power7/Implies: Likewise.
	* sysdeps/powerpc/powerpc64/power7/fpu/Implies: Likewise.
	* sysdeps/powerpc/powerpc64/power7/Implies: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/power7/fpu/Implies:
	Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc64/power7/fpu/Implies:
	Likewise.