[DOC PATCH] extend.texi AltiVec builtin fixes

[Gerald Pfeifer]

On Thu, 12 Aug 2004, Janis Johnson wrote:
> 2004-08-12  Janis Johnson  <janis187@us.ibm.com>
>
> 	* doc/extend.texi (AltiVec builtins): Document additional differences
> 	from the Motorola AltiVec PIM.

Looks fine from a doc point of view.  I cannot provide approval of the
actual contents, though, so you might need to wait for that (unless you
consider the patch obvious or it was preapproved).

Gerald