Update.

Update.

2003-03-27  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/bits/atomic.h
	(__arch_compare_and_exchange_bool_32_acq): Move to [!__powerpc64__].
	[__powerpc64__] (__arch_compare_and_exchange_bool_32_acq):
	Define PPC64 specific version.
	[__powerpc64__] (__arch_compare_and_exchange_bool_64_acq):
	Change (mem) constraint to "b".
	[__powerpc64__] (__arch_atomic_exchange_and add_64):
	Replace addi with add. Change (value) contraint to "r".
	Change (mem) constraint to "b".
	[__powerpc64__] (__arch_atomic_decrement_if_positive_64): New macro.
	(__arch_atomic_exchange_32): Change (mem) constraint to "b".
	(__arch_atomic_exchange_and_add_32): Change (mem) constraint to "b".
	(__arch_atomic_decrement_if_positive_32): New macro.
	(atomic_decrement_if_positive): Use __arch* macros.