libstdc++ cpu/bits for x86-64

[Benjamin Kosnik]

Looks great. Please fix the copyright dates though.

> Index: libstdc++-v3/config/cpu/x86-64/bits/atomicity.h
> --- libstdc++-v3/config/cpu/x86-64/bits/atomicity.h	created
> +++ libstdc++-v3/config/cpu/x86-64/bits/atomicity.h	Thu Oct 18 11:01:27 2001	1.1
> @@ -0,0 +1,55 @@
> +// Low-level functions for atomic operations: AMD x86-64, -*- C++ -*-
> +
> +// Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.

2001


Thanks,
benjamin